YARAify Scan Results

Task Information

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Task ID:	5c3355cb-a544-11f0-adeb-42010aa4000b
File name:	de1ed205ec3b754a76de5da97aa38ec3
Task parameters:	ClamAV scan:	True
	Unpack:	False
	Share file:	True

ClamAV Results

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The file matched the following open source and commercial ClamAV rules.

Signature:	Win.Malware.Msilzilla-10007231-0 Alert Create hunting rule

Signature:	Win.Packed.AsyncRAT-9938103-1 Alert Create hunting rule

YARA Results

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Static Analysis

The following YARA rules matched on the file (static analysis).

Rule name:	asyncrat Alert Create hunting rule
Author:	JPCERT/CC Incident Response Group
Description:	detect AsyncRat in memory
Reference:	internal research
TLP:	TLP:WHITE
Repository:	CAPE

Rule name:	asyncrat_kingrat Alert Create hunting rule
Author:	jeFF0Falltrades
TLP:	TLP:WHITE
Repository:	CAPE

Rule name:	DebuggerCheck__RemoteAPI Alert Create hunting rule
Reference:	https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
TLP:	TLP:WHITE

Rule name:	Detect_PowerShell_Obfuscation Alert Create hunting rule
Author:	daniyyell
Description:	Detects obfuscated PowerShell commands commonly used in malicious scripts.
TLP:	TLP:WHITE
Repository:	YARAify

Rule name:	DetectEncryptedVariants Alert Create hunting rule
Author:	Zinyth
Description:	Detects 'encrypted' in ASCII, Unicode, base64, or hex-encoded
TLP:	TLP:WHITE
Repository:	YARAify

Rule name:	INDICATOR_SUSPICIOUS_EXE_ASEP_REG_Reverse Alert Create hunting rule
Author:	ditekSHen
Description:	Detects file containing reversed ASEP Autorun registry keys
TLP:	TLP:WHITE
Repository:	diˈtekSHən

Rule name:	INDICATOR_SUSPICIOUS_EXE_CC_Regex Alert Create hunting rule
Author:	ditekSHen
Description:	Detects executables referencing credit card regular expressions
TLP:	TLP:WHITE
Repository:	diˈtekSHən

Rule name:	INDICATOR_SUSPICIOUS_EXE_Discord_Regex Alert Create hunting rule
Author:	ditekSHen
Description:	Detects executables referencing Discord tokens regular expressions
TLP:	TLP:WHITE
Repository:	diˈtekSHən

Rule name:	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store Alert Create hunting rule
Author:	ditekSHen
Description:	Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers
TLP:	TLP:WHITE
Repository:	diˈtekSHən

Rule name:	INDICATOR_SUSPICIOUS_EXE_References_VPN Alert Create hunting rule
Author:	ditekSHen
Description:	Detects executables referencing many VPN software clients. Observed in infosteslers
TLP:	TLP:WHITE
Repository:	diˈtekSHən

Rule name:	INDICATOR_SUSPICIOUS_EXE_SandboxHookingDLL Alert Create hunting rule
Author:	ditekSHen
Description:	Detects binaries and memory artifacts referencing sandbox DLLs typically observed in sandbox evasion
TLP:	TLP:WHITE
Repository:	diˈtekSHən

Rule name:	INDICATOR_SUSPICIOUS_EXE_TelegramChatBot Alert Create hunting rule
Author:	ditekSHen
Description:	Detects executables using Telegram Chat Bot
TLP:	TLP:WHITE
Repository:	diˈtekSHən

Rule name:	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID Alert Create hunting rule
Author:	ditekSHen
Description:	Detects executables referencing Windows vault credential objects. Observed in infostealers
TLP:	TLP:WHITE
Repository:	diˈtekSHən

Rule name:	INDICATOR_SUSPICIOUS_EXE_WirelessNetReccon Alert Create hunting rule
Author:	ditekSHen
Description:	Detects executables with interest in wireless interface using netsh
TLP:	TLP:WHITE
Repository:	diˈtekSHən

Rule name:	malware_asyncrat Alert Create hunting rule
Description:	detect AsyncRat in memory
Reference:	https://github.com/NYAN-x-CAT/AsyncRAT-C-Sharp
TLP:	TLP:WHITE
Repository:	JPCERTCC

Rule name:	malware_asyncrat Alert Create hunting rule
Author:	JPCERT/CC Incident Response Group
Description:	detect AsyncRat in memory
Reference:	internal research
TLP:	TLP:WHITE
Repository:	JPCERTCC

Rule name:	MALWARE_Win_Multi_Family_InfoStealer Alert Create hunting rule
Author:	ditekSHen
Description:	Detects Prynt, WorldWind, DarkEye, Stealerium and ToxicEye / TelegramRAT infostealers
TLP:	TLP:WHITE
Repository:	diˈtekSHən

Rule name:	MALWARE_Win_Prynt Alert Create hunting rule
Author:	ditekSHen
Description:	Detects Prynt infostealer
TLP:	TLP:WHITE
Repository:	diˈtekSHən

Rule name:	msil_suspicious_use_of_strreverse Alert Create hunting rule
Author:	dr4k0nia
Description:	Detects mixed use of Microsoft.CSharp and VisualBasic to use StrReverse
TLP:	TLP:WHITE
Repository:

Rule name:	Multifamily_RAT_Detection Alert Create hunting rule
Author:	Lucas Acha (http://www.lukeacha.com)
Description:	Generic Detection for multiple RAT families, PUPs, Packers and suspicious executables
TLP:	TLP:WHITE
Repository:

Rule name:	NET Alert Create hunting rule
Author:	malware-lu
TLP:	TLP:WHITE
Repository:

Rule name:	NETexecutableMicrosoft Alert Create hunting rule
Author:	malware-lu
TLP:	TLP:WHITE
Repository:

Rule name:	Njrat Alert Create hunting rule
Author:	botherder https://github.com/botherder
Description:	Njrat
TLP:	TLP:WHITE
Repository:

Rule name:	pe_imphash Alert Create hunting rule
TLP:	TLP:WHITE
Repository:	MalwareBazaar

Rule name:	Prynt Alert Create hunting rule
Author:	ditekSHen
Description:	Detects Prynt infostealer
TLP:	TLP:WHITE
Repository:	CAPE

Rule name:	prynt_stealer Alert Create hunting rule
Author:	Nikos 'n0t' Totosis
Description:	Prynt Stealer Payload
TLP:	TLP:WHITE
Repository:	YARAify

Rule name:	RAT_ToxicEye_StringsW Alert Create hunting rule
Author:	albertzsigovits
Reference:	https://bazaar.abuse.ch/browse/signature/toxiceye/
TLP:	TLP:WHITE

Rule name:	Skystars_Malware_Imphash Alert Create hunting rule
Author:	Skystars LightDefender
Description:	imphash
TLP:	TLP:WHITE
Repository:	MalwareBazaar

Rule name:	Sus_CMD_Powershell_Usage Alert Create hunting rule
Author:	XiAnzheng
Description:	May Contain(Obfuscated or no) Powershell or CMD Command that can be abused by threat actor(can create FP)
TLP:	TLP:WHITE
Repository:	YARAify

Rule name:	SUSP_NET_Msil_Suspicious_Use_StrReverse Alert Create hunting rule
Author:	dr4k0nia, modified by Florian Roth
Description:	Detects mixed use of Microsoft.CSharp and VisualBasic to use StrReverse
Reference:	https://github.com/dr4k0nia/yara-rules
TLP:	TLP:WHITE
Repository:	Neo23x0

Rule name:	telegram_bot_api Alert Create hunting rule
Author:	rectifyq
Description:	Detects file containing Telegram Bot API
TLP:	TLP:WHITE
Repository:	YARAify

Rule name:	win_asyncrat_bytecodes Alert Create hunting rule
Author:	Matthew @ Embee_Research
Description:	Detects bytecodes present in unobfuscated AsyncRat Samples. Rule may also pick up on other Asyncrat-derived malware (Dcrat/venom etc)
TLP:	TLP:WHITE
Repository:	embee-research

Rule name:	win_asyncrat_j1 Alert Create hunting rule
Author:	Johannes Bader @viql
Description:	detects AsyncRAT
TLP:	TLP:WHITE
Repository:	Sandnet

Rule name:	win_asyncrat_w0 Alert Create hunting rule
Author:	JPCERT/CC Incident Response Group
Description:	detect AsyncRat in memory
Reference:	internal research
TLP:	TLP:WHITE
Repository:	Malpedia

Rule name:	win_stealer_generic Alert Create hunting rule
Author:	Reedus0
Description:	Rule for detecting generic stealer malware
TLP:	TLP:WHITE
Repository:	YARAify

Rule name:	classified
Author:	classified
Description:	classified
TLP :	TLP:AMBER

Rule name:	win_toxiceye_w0 Alert Create hunting rule
Author:	albertzsigovits
Reference:	https://bazaar.abuse.ch/browse/signature/toxiceye/
TLP:	TLP:WHITE
Repository:	Malpedia

Rule name:	win32_async_rat Alert Create hunting rule
Author:	Reedus0
Description:	Rule for detecting AsyncRAT malware
TLP:	TLP:WHITE
Repository:	YARAify

Rule name:	classified
Author:	classified
Description:	classified
TLP :	TLP:AMBER

Unpacker

The following YARA rules matched on the unpacked file.

Unpacked Files

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The following files could be unpacked from this sample.