MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 fefe47cf5a2ff5a90b94057a1cb2b17cd337ac8617cc99e44c54076ec65179c3. While MalwareBazaar tries to identify whether the sample provided is malicious or not, there is no guarantee that a sample in MalwareBazaar is malicious.

Database Entry

SHA256 hash:	fefe47cf5a2ff5a90b94057a1cb2b17cd337ac8617cc99e44c54076ec65179c3
SHA3-384 hash:	3a38467be910a8f62e544215ed43cf640768436c551d3b313fb46effdb59a442a20a1f88945566d55f6cbbe134b2f00c
SHA1 hash:	a9e6b36061f950e9803193abe347f1c30b1ebc6b
MD5 hash:	1085339392fe69d87676fafeca294842
humanhash:	october-march-item-helium
File name:	BALANCE PAYMENT 20.043 - PO15917SC2.js
Download:	download sample
Signature	Formbook Alert Create hunting rule
File size:	517'906 bytes
First seen:	2026-08-20 14:35:54 UTC
Last seen:	Never
File type:	js
MIME type:	text/plain
ssdeep	3072:v5w2xTKKVqliyYwXAcRPNox0bWEXnbcvDpIokCR/a2eoywpCWiNrVDDVmkInKEDp:8hN+0bWEXnbcvV2NIZbf1Gr2/SXAV
TLSH	T141B4641E1EEEA8CA6025D202C7C7F175B1AE9DDB6F0F2D25119BC1CE07919049923DFA
TrID	66.6% (.TXT) Text - UTF-16 (LE) encoded (2000/1) 33.3% (.MP3) MP3 audio (1000/1)
Magika	vba
Reporter	abuse_ch
Tags:	FormBook js

Intelligence

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File Origin

# of uploads :

1

# of downloads :

146

Origin country :

SE

Vendor Threat Intelligence

ACCE Unknown

No detections

FileScan.IO Malicious

Verdict:

Malicious

Threat level:

  10/10

Confidence:

100%

Tags:

aes base64 base64 conhost crypto evasive lolbin masquerade obfuscated overlay persistence powershell repaired wscript

Link:

https://www.filescan.io/uploads/6a8710ecc119c929f740a824/reports/592a7b0c-99ea-421e-b9f4-bfd4ff454304/overview

Hybrid Analysis JS/Agent.VEC trojan

Verdict:

Suspicious

Labled as:

JS/Agent.VEC trojan

Link:

https://www.hybrid-analysis.com/sample/fefe47cf5a2ff5a90b94057a1cb2b17cd337ac8617cc99e44c54076ec65179c3

Joe Sandbox FormBook

Result

Threat name:

FormBook

Alert

Create hunting rule

Detection:

malicious

Classification:

troj.spyw.expl.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1961215

Signature

AI detected malicious Powershell script

Antivirus detection for URL or domain

Bypasses PowerShell execution policy

Found direct / indirect Syscall (likely to bypass EDR)

Injects a PE file into a foreign processes

JScript performs obfuscated calls to suspicious functions

Malicious sample detected (through community Yara rule)

Maps a DLL or memory area into another process

Modifies the context of a thread in another process (thread injection)

Multi AV Scanner detection for submitted file

Potential evasive JS / VBS script found (domain check)

Queues an APC in another process (thread injection)

Sigma detected: Bad Opsec Defaults Sacrificial Processes With Improper Arguments

Sigma detected: Script Interpreter Execution From Suspicious Folder

Sigma detected: Suspicious PowerShell Parameter Substring

Sigma detected: Suspicious Script Execution From Temp Folder

Sigma detected: WScript or CScript Dropper

Sigma detected: WScript or CScript Dropper - File

Suspicious execution chain found

Suspicious powershell command line found

Switches to a custom stack to bypass stack traces

Tries to harvest and steal browser information (history, passwords, etc)

Tries to steal Mail credentials (via file / registry access)

Unusual module load detection (module proxying)

Windows Scripting host queries suspicious COM object (likely to drop second stage)

Writes to foreign memory regions

Wscript called in batch mode (surpress errors)

Yara detected FormBook

Behaviour

Behavior Graph:

Download SVG

Nucleon Malprob Malware

Score:

92%

Verdict:

Malware

File Type:

SCRIPT

Link:

https://malprob.io/report/fefe47cf5a2ff5a90b94057a1cb2b17cd337ac8617cc99e44c54076ec65179c3

Malva.RE

Gathering data

CERT.PL MWDB

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/fefe47cf5a2ff5a90b94057a1cb2b17cd337ac8617cc99e44c54076ec65179c3/

Spamhaus Hash Blocklist Suspicious file

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=737ept22f722sc4uav5bzmvrptjtplegc7gjtzcmkqdw5rsrphbq._file

Hatching Triage formbook

Result

Malware family:

formbook

Alert

Create hunting rule

Score:

  10/10

Tags:

family:formbook discovery execution persistence rat spyware stealer trojan

Link:

https://tria.ge/reports/260820-ryrmxayglh/

Behaviour

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: MapViewOfSection

Suspicious use of AdjustPrivilegeToken

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

Uses Task Scheduler COM API

Command and Scripting Interpreter: JavaScript

System Location Discovery: System Language Discovery

Suspicious use of SetThreadContext

Badlisted process makes network request

Command and Scripting Interpreter: PowerShell

Downloads MZ/PE file

Family: Formbook

Formbook payload

VirusTotal

Please note that we are no longer able to provide a coverage score for Virus Total.

YOROI YOMI Malicious File

Threat name:

Malicious File

Score:

0.95

Link:

https://yomi.yoroi.company/submissions/fefe47cf5a2ff5a90b94057a1cb2b17cd337ac8617cc99e44c54076ec65179c3