YARAify Scan Results

You are viewing the YARAify database entry for the file with the SHA256 hash b554b9353f94dd97509f98e678bb44d7880e9f20d4efbb7d8fd07333cba7aa07.

Scan Results

SHA256 hash: b554b9353f94dd97509f98e678bb44d7880e9f20d4efbb7d8fd07333cba7aa07
File size:109'646 bytes
File download: Original
MIME type:application/x-dosexec
MD5 hash: 3a51742487d1c66b3d7450919fbacdff
SHA1 hash: d5d347e4281e24ff8bc34095dcbdf051041633e9
SHA3-384 hash: d8b7806a71f97460a5b7ef9c57f2369d71a34b48b4b74e2ba6b4bf9e91db07eba74ac63a88cfc1bee870faff297f512c
First seen:2026-04-07 15:37:25 UTC
Last seen:Never
Sightings:1
imphash : ca9d9cd48a9f10c247974af71e93cb9e
Create hunting rule
ssdeep : 1536:UsMveb4lR0daHy9v7Zc86y9U4AFRfBIrrLrZxLnsB:UDeb4T0daHy9DZc86yG8rLrZlnW
TLSH :n/a
telfhash :n/a
gimphash :n/a
dhash icon : e4e4e6aba8a4b080
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:adb2aebc-3297-11f1-b47f-42010aa4000b
File name:400000.CTFMON.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:Win.Worm.Rungbu-9949706-0
Create hunting rule
Signature:Win.Worm.Rungbu-9949707-0
Create hunting rule

YARA Results

Static Analysis

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

Rule name:ASPackv21AlexeySolodovnikov
Create hunting rule
Author:malware-lu
TLP:TLP:WHITE
Repository:
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:INDICATOR_EXE_Packed_ASPack
Create hunting rule
Author:ditekSHen
Description:Detects executables packed with ASPack
TLP:TLP:WHITE
Repository:diˈtekSHən
Rule name:RANSOMWARE
Create hunting rule
Author:ToroGuitar
TLP:TLP:WHITE
Repository:YARAify
Rule name:SEH__vba
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
TLP:TLP:WHITE
Rule name:Sus_CMD_Powershell_Usage
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:VECT_Ransomware
Create hunting rule
Author:Mustafa Bakhit
Description:Detects activity associated with VECT ransomware. This includes registry modifications and deletions, execution of system and defense-evasion commands, suspicious API usage, mutex creation, file and memory manipulation, ransomware note generation, anti-debugging and anti-analysis techniques, and embedded cryptographic constants (SHA256) characteristic of this malware family. Designed for threat intelligence and malware detection environments.
TLP:TLP:WHITE
Repository:YARAify

Unpacker

The following YARA rules matched on the unpacked file.

Unpacked Files

The following files could be unpacked from this sample.