YARAify Scan Results

Task Information

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Task ID:	df05647d-3298-11f1-b47f-42010aa4000b
File name:	1fc97371d6c53fb183a04724346cdab4
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:	SecuriteInfo.com.Win32.Expiro-3.UNOFFICIAL Alert Create hunting rule

YARA Results

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Static Analysis

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

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

Rule name:	BLOWFISH_Constants Alert Create hunting rule
Author:	phoul (@phoul)
Description:	Look for Blowfish constants
TLP:	TLP:WHITE
Repository:

Rule name:	Check_OutputDebugStringA_iat Alert Create hunting rule
TLP:	TLP:WHITE
Repository:

Rule name:	CP_Script_Inject_Detector Alert Create hunting rule
Author:	DiegoAnalytics
Description:	Detects attempts to inject code into another process across PE, ELF, Mach-O binaries
TLP:	TLP:WHITE
Repository:	YARAify

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

Rule name:	DebuggerCheck__MemoryWorkingSet Alert Create hunting rule
Author:	Fernando Mercês
Description:	Anti-debug process memory working set size check
Reference:	http://www.gironsec.com/blog/2015/06/anti-debugger-trick-quicky/
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:	FreddyBearDropper Alert Create hunting rule
Author:	Dwarozh Hoshiar
Description:	Freddy Bear Dropper is dropping a malware through base63 encoded powershell scrip.
TLP:	TLP:WHITE
Repository:	YARAify

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

Rule name:	golang_bin_JCorn_CSC846 Alert Create hunting rule
Author:	Justin Cornwell
Description:	CSC-846 Golang detection ruleset
TLP:	TLP:WHITE
Repository:	YARAify

Rule name:	identity_golang Alert Create hunting rule
Author:	Eric Yocam
Description:	find Golang malware
TLP:	TLP:WHITE
Repository:	MalwareBazaar

Rule name:	MD5_Constants Alert Create hunting rule
Author:	phoul (@phoul)
Description:	Look for MD5 constants
TLP:	TLP:WHITE
Repository:

Rule name:	pe_detect_tls_callbacks Alert Create hunting rule
Author:
TLP:	TLP:WHITE
Repository:	YARAify

Rule name:	ProgramLanguage_Golang Alert Create hunting rule
Author:	albertzsigovits
Description:	Application written in Golang programming language
TLP:	TLP:WHITE
Repository:

Rule name:	RANSOMWARE Alert Create hunting rule
Author:	ToroGuitar
TLP:	TLP:WHITE
Repository:	YARAify

Rule name:	RIPEMD160_Constants Alert Create hunting rule
Author:	phoul (@phoul)
Description:	Look for RIPEMD-160 constants
TLP:	TLP:WHITE
Repository:

Rule name:	SHA1_Constants Alert Create hunting rule
Author:	phoul (@phoul)
Description:	Look for SHA1 constants
TLP:	TLP:WHITE
Repository:

Rule name:	SHA512_Constants Alert Create hunting rule
Author:	phoul (@phoul)
Description:	Look for SHA384/SHA512 constants
TLP:	TLP:WHITE
Repository:

Rule name:	skip20_sqllang_hook Alert Create hunting rule
Author:	Mathieu Tartare <mathieu.tartare@eset.com>
Description:	YARA rule to detect if a sqllang.dll version is targeted by skip-2.0. Each byte pattern corresponds to a function hooked by skip-2.0. If $1_0 or $1_1 match, it is probably targeted as it corresponds to the hook responsible for bypassing the authentication.
Reference:	https://www.welivesecurity.com/
TLP:	TLP:WHITE
Repository:

Rule name:	Sus_All_Windows_PE_Malware Alert Create hunting rule
Author:	DiegoAnalytics
Description:	Detects Windows PE malware of all types, avoids non-executables like .html
TLP:	TLP:WHITE
Repository:	YARAify

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:	Suspicious_Process Alert Create hunting rule
Author:	Security Research Team
Description:	Suspicious process creation
TLP:	TLP:WHITE
Repository:	YARAify

Rule name:	telebot_framework Alert Create hunting rule
Author:	vietdx.mb
TLP:	TLP:WHITE
Repository:	YARAify

Rule name:	TH_AntiVM_MassHunt_Win_Malware_2026_CYFARE Alert Create hunting rule
Author:	CYFARE
Description:	Detects Windows malware employing anti-VM / anti-sandbox evasion techniques across VMware, VirtualBox, Hyper-V, QEMU, Xen, and generic sandbox environments
Reference:	https://cyfare.net/
TLP:	TLP:WHITE
Repository:	YARAify

Rule name:	TH_APT_EquationGroup_2026_CYFARE Alert Create hunting rule
Author:	CYFARE
Description:	Equation Group (G0020) APT malware detection - covers EquationDrug, GrayFish, DoubleFantasy, TripleFantasy, Fanny, GROK, nls_933w HDD firmware module, and Shadow Brokers tooling
Reference:	https://cyfare.net/
TLP:	TLP:WHITE
Repository:	YARAify

Rule name:	vmdetect Alert Create hunting rule
Author:	nex
Description:	Possibly employs anti-virtualization techniques
TLP:	TLP:WHITE
Repository:

Rule name:	WHIRLPOOL_Constants Alert Create hunting rule
Author:	phoul (@phoul)
Description:	Look for WhirlPool constants
TLP:	TLP:WHITE
Repository:

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.