YARAify Scan Results

You are viewing the YARAify database entry for the file with the SHA256 hash 4d84b5c82f40c6401b92a9e5c8a2e7b8a845c1f3a8cafde0b09ff02b397d5914.

Scan Results

SHA256 hash:	4d84b5c82f40c6401b92a9e5c8a2e7b8a845c1f3a8cafde0b09ff02b397d5914
File size:	11'103'529 bytes
File download:	Original
MIME type:	application/x-dosexec
MD5 hash:	c89ec5371bfab5fdea5c0150f3f50039
SHA1 hash:	3436bb143abd9ab0b00de7ee54f6c0920faaee40
SHA3-384 hash:	7b6e5743f28cc7f5714a2964f510effe1847f4a65ab507fcabc31dfe19786cfad0eb174d631d7686eb49f1f02931b718
First seen:	2026-10-10 06:52:02 UTC
Last seen:	Never
Sightings:	1
imphash :	76515d04dff07b5b4a25c41ca1013484 Create hunting rule
ssdeep :	196608:8ZGmuksR2/LGPLCXOKODxH5qFlXS47dV2MANpvrjVbEKGWKoS:8ZGnksREJLODBWlX3d+NpvdHKo
TLSH :	n/a
telfhash :	n/a
gimphash :	n/a
dhash icon :	n/a

Tasks

There are 1 tasks on YARAify for this particular file. The 10 most recent ones are shown below.

Task Information

Task ID:	190d0779-c477-11f1-b2b6-42010aa4000b
File name:	400000.cirvudknbk.exe
Task parameters:	ClamAV scan:	True
	Unpack:	False
	Share file:	True

ClamAV Results

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

Signature:	SecuriteInfo.com.Trojan.DownLoader9.42839-1.UNOFFICIAL Create hunting rule

Signature:	YARA.DITEKSHEN_MALWARE_Win_Blackmoon.UNOFFICIAL Create hunting rule

YARA Results

Static Analysis

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

Rule name:	BlackMoon Create hunting rule
Author:	NDA0E
Description:	Detects BlackMoon
TLP:	TLP:WHITE
Repository:	YARAify

Rule name:	blackmoon_payload_v1 Create hunting rule
Author:	RandomMalware
TLP:	TLP:WHITE
Repository:	YARAify

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

Rule name:	command_and_control Create hunting rule
Author:	CD_R0M_
Description:	This rule searches for common strings found by malware using C2. Based on a sample used by a Ransomware group
TLP:	TLP:WHITE
Repository:	CD-R0M

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

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

Rule name:	Detect_all_IPv6_variants Create hunting rule
Author:	Bierchermuesli
Description:	Generic IPv6 catcher
TLP:	TLP:WHITE
Repository:	YARAify

Rule name:	FreddyBearDropper 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_bin_JCorn_CSC846 Create hunting rule
Author:	Justin Cornwell
Description:	CSC-846 Golang detection ruleset
TLP:	TLP:WHITE
Repository:	YARAify

Rule name:	Hacktools_CN_Panda_andrew Create hunting rule
Author:	Florian Roth
Description:	Disclosed hacktool set - file andrew.exe - sethc.exe Debugger backdoor
TLP:	TLP:WHITE
Repository:

Rule name:	MALWARE_Win_BlackMoon Create hunting rule
Author:	ditekSHen
Description:	Detects executables using BlackMoon RunTime
TLP:	TLP:WHITE
Repository:	diˈtekSHən

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

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

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

Rule name:	TH_AntiVM_MassHunt_Win_Malware_2026_CYFARE 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_Generic_MassHunt_Win_Malware_2025_CYFARE Create hunting rule
Author:	CYFARE
Description:	Generic Windows malware mass-hunt rule - 2025
Reference:	https://cyfare.net/
TLP:	TLP:WHITE
Repository:	YARAify

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

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

Rule name:	Win_Clipboard_Clipper_Thengavar Create hunting rule
Author:	Thengavar
Description:	Detects malware manipulating the Windows clipboard for clipping or crypto stealing attacks
TLP:	TLP:WHITE
Repository:	YARAify

Rule name:	WIN_Malware_ACRStealer_ForgeAuto_1084c837_Extrait Create hunting rule
Author:	Marjoriefort
Description:	Detects ACRStealer (pe, etat extrait)
TLP:	TLP:WHITE
Repository:	YARAify

Rule name:	WIN_Malware_Fantom_ForgeAuto_98e6f354_Extrait Create hunting rule
Author:	Marjoriefort
Description:	Detects Fantom (pe, etat extrait)
TLP:	TLP:WHITE
Repository:	YARAify

Rule name:	WIN_Malware_Unknown_ForgeAuto_1762e598_Extrait Create hunting rule
Author:	Marjoriefort
Description:	Detects Unknown (pe, etat extrait)
TLP:	TLP:WHITE
Repository:	YARAify

Rule name:	WIN_Malware_Unknown_ForgeAuto_30f84f37 Create hunting rule
Author:	Marjoriefort
Description:	Detects Unknown (pe, etat binaire)
TLP:	TLP:WHITE
Repository:	YARAify

Rule name:	WIN_Malware_Unknown_ForgeAuto_37b4704b Create hunting rule
Author:	Marjoriefort
Description:	Detects Unknown (pe, etat binaire)
TLP:	TLP:WHITE
Repository:	YARAify

Rule name:	WIN_Malware_Unknown_ForgeAuto_92a28498 Create hunting rule
Author:	Marjoriefort
Description:	Detects Unknown (pe, etat binaire)
TLP:	TLP:WHITE
Repository:	YARAify

Unpacker

The following YARA rules matched on the unpacked file.

Disabled by submitter

Unpacked Files

The following files could be unpacked from this sample.