YARAify Scan Results

You are viewing the YARAify database entry for the file with the SHA256 hash 91cac8aaffd7a0fb5b164fa54b230abd580b76f7f68df3361b6f589805d97b50.

Scan Results

SHA256 hash: 91cac8aaffd7a0fb5b164fa54b230abd580b76f7f68df3361b6f589805d97b50
File size:7'949'824 bytes
File download: Original
MIME type:application/x-dosexec
MD5 hash: 1c31428ef13c733937d9e9bd0ecd6859
SHA1 hash: 077d2c5a351f28c8e05ad3389e3bf8602435f347
SHA3-384 hash: f38f6a48e04e1f9b914ffae2b153a12593f8eae20abae8b7e505c3cf4f4a668fc5d9e925a9ca3c7e40d95d84a15a4872
First seen:2026-03-25 16:24:56 UTC
Last seen:Never
Sightings:1
imphash : c7c301ddcdd785f61b7fef15a1fbc23c
Create hunting rule
ssdeep : 49152:BMdYfuR2UyM5bnb1M8WA9oNlKNyeMV39/WEY+yQMFW5jFy7vUozXpOmDCm84sDDa:tmtLErx/Yqo9XdfriRWvXHD4Lm
TLSH :n/a
telfhash :n/a
gimphash :n/a
dhash icon : e862eae6b692c6ee
Create hunting rule

Tasks

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

Task Information

Task ID:292e8f7c-2867-11f1-b47f-42010aa4000b
File name:1c31428ef13c733937d9e9bd0ecd6859
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.Win32.Expiro-3.UNOFFICIAL
Create hunting rule
Signature:Win.Virus.Expiro-9970350-0
Create hunting rule

YARA Results

Static Analysis

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

Rule name:Check_OutputDebugStringA_iat
Create hunting rule
TLP:TLP:WHITE
Repository:
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:DebuggerCheck__MemoryWorkingSet
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:DebuggerCheck__QueryInfo
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
TLP:TLP:WHITE
Rule name:DebuggerException__SetConsoleCtrl
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
TLP:TLP:WHITE
Rule name:classified
Author:classified
Description:classified
TLP :TLP:GREEN
Rule name:DetectEncryptedVariants
Create hunting rule
Author:Zinyth
Description:Detects 'encrypted' in ASCII, Unicode, base64, or hex-encoded
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:classified
Author:classified
Description:classified
Reference:classified
TLP :TLP:AMBER
Rule name:MD5_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for MD5 constants
TLP:TLP:WHITE
Repository:
Rule name:pe_detect_tls_callbacks
Create hunting rule
Author:
TLP:TLP:WHITE
Repository:YARAify
Rule name:RIPEMD160_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for RIPEMD-160 constants
TLP:TLP:WHITE
Repository:
Rule name:SEH__vectored
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
TLP:TLP:WHITE
Rule name:SHA1_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for SHA1 constants
TLP:TLP:WHITE
Repository:
Rule name:SHA512_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for SHA384/SHA512 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_APT_EquationGroup_2026_CYFARE
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: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:classified
Author:classified
Description:classified
TLP :TLP:AMBER
Rule name:classified
Author:classified
Description:classified
TLP :TLP:AMBER

Unpacker

The following YARA rules matched on the unpacked file.

Unpacked Files

The following files could be unpacked from this sample.