MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f51e5b879094513b11c0cede60fdf30d3b35e927b622baba41edee8b989651c8. 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


Formbook


Vendor detections: 6


Intelligence 6 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: f51e5b879094513b11c0cede60fdf30d3b35e927b622baba41edee8b989651c8
SHA3-384 hash: a9ae5f009fa1fb2224c49054ebbc8ba46d56313cc653b48d44164adc1c309eb056103e7766184b8219dce5ee4c24ee98
SHA1 hash: e604dcb1ddfb162cc0a01ea1cd40fdd24e11fdb4
MD5 hash: e7af38aa3f9b5f49a027c9f8ed9479ea
humanhash: happy-ohio-glucose-hot
File name:PO1385HFJ.rar
Download: download sample
Signature Formbook
Create hunting rule
File size:596'347 bytes
First seen:2023-10-09 13:41:12 UTC
Last seen:Never
File type: rar
MIME type:application/x-rar
ssdeep 12288:WK3bQuND8SldIaF/UTNcBtvHWTuLbyP89oVsN4:rcuNDVldtFMI8uLbayom2
TLSH T1C3C423D8455D30BE0D7013B5224875A8D0EB06422DACBEEEFC9BC9FCA02E67752478A5
TrID 61.5% (.RAR) RAR compressed archive (v5.0) (8000/1)
38.4% (.RAR) RAR compressed archive (gen) (5000/1)
Reporter cocaman
Tags:FormBook rar


Avatar
cocaman
Malicious email (T1566.001)
From: "info@winevouchers.com" (likely spoofed)
Received: "from nerve.winevouchers.com (nerve.winevouchers.com [82.115.209.50]) "
Date: "09 Oct 2023 06:40:51 -0700"
Subject: "Order confirmation"
Attachment: "PO1385HFJ.rar"

Intelligence

File Origin
# of uploads :
1
# of downloads :
79
Origin country :
CH CH
File Archive Information

This file archive contains 1 file(s), sorted by their relevance:

File name:PO1385HFJ.exe
File size:656'384 bytes
SHA256 hash: ca3518a92dca2cb626a8caeb89bff0d9cfd240d7cd06d1cdf9973a746b4f699d
MD5 hash: 9d7d4dc990af2852d7915f74207ed1a4
MIME type:application/x-dosexec
Signature Formbook
Vendor Threat Intelligence
Result
Verdict:
Unknown
File Type:
PE File
Link:
https://app.docguard.net/f51e5b879094513b11c0cede60fdf30d3b35e927b622baba41edee8b989651c8/results/dashboard
Gathering data
Verdict:
Malicious
Labled as:
Mal/DrodRar
Link:
https://www.hybrid-analysis.com/sample/f51e5b879094513b11c0cede60fdf30d3b35e927b622baba41edee8b989651c8
Result
Verdict:
MALICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/f51e5b879094513b11c0cede60fdf30d3b35e927b622baba41edee8b989651c8/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2023-10-09 05:46:44 UTC
File Type:
Binary (Archive)
Extracted files:
12
AV detection:
17 of 23 (73.91%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=6upfxb4qsritweoaz3pgb7ptbu5tl2jhwyrlvosb5xxixgewkhea._file
Result
Malware family:
n/a
Score:
  7/10
Tags:
spyware stealer
Link:
https://tria.ge/reports/231009-rmaj9adc9s/
Behaviour
Modifies Internet Explorer settings
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of UnmapMainImage
Suspicious use of WriteProcessMemory
Program crash
Suspicious use of SetThreadContext
Checks computer location settings
Reads user/profile data of web browsers
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Formbook
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/f51e5b879094513b11c0cede60fdf30d3b35e927b622baba41edee8b989651c8

YARA Signatures

MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.

Rule name:NET
Create hunting rule
Author:malware-lu
Rule name:NETexecutableMicrosoft
Create hunting rule
Author:malware-lu
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Malspam

Formbook

rar f51e5b879094513b11c0cede60fdf30d3b35e927b622baba41edee8b989651c8

(this sample)

Formbook

Executable exe ca3518a92dca2cb626a8caeb89bff0d9cfd240d7cd06d1cdf9973a746b4f699d

  
Delivery method
Distributed via e-mail attachment
  
Dropping
SHA256 ca3518a92dca2cb626a8caeb89bff0d9cfd240d7cd06d1cdf9973a746b4f699d
  
Dropping
MD5 9d7d4dc990af2852d7915f74207ed1a4

Comments