MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 5c8bd48cc65298c4fa16f7297d4a1b9d0633b5783043821fcd6a41670b7637b7. 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: 7


Intelligence 7 IOCs YARA 12 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 5c8bd48cc65298c4fa16f7297d4a1b9d0633b5783043821fcd6a41670b7637b7
SHA3-384 hash: a7634c910fa2009565ea2b19af8e35c15a7177a8b38de6041e0ea5c9e3b30588140662ae91c7f2bf98b81f37b6f74eda
SHA1 hash: 40f634ccdf6271d48a35a3123f8cbae5d22adcea
MD5 hash: 2f35c6b0e69ab122ba641a560f8f8c00
humanhash: five-march-black-london
File name:PS5316.zip
Download: download sample
Signature Formbook
Create hunting rule
File size:575'859 bytes
First seen:2025-03-14 20:14:34 UTC
Last seen:Never
File type: zip
MIME type:application/zip
ssdeep 12288:E2CrSGI+8kgp60TtvoCPLz52IKDlc2Uld9mnuciW+62vvV3PUxD:E2CrZW60JIl6kiW+RvaxD
TLSH T148C423AA8D2E7759C5E5C960030DAF2D1738C1A5463FEE2014BEB25FB01C616BB24F93
Magika zip
Reporter cocaman
Tags:FormBook zip


Avatar
cocaman
Malicious email (T1566.001)
From: "marketing@mesgo.pl" (likely spoofed)
Received: "from [195.211.191.129] (unknown [195.211.191.129]) "
Date: "14 Mar 2025 13:13:42 -0700"
Subject: "RE: PS5316"
Attachment: "PS5316.zip"

Intelligence

File Origin
# of uploads :
1
# of downloads :
667
Origin country :
CH CH
File Archive Information

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

File name:oarBawfW3ONgIML.exe
File size:613'376 bytes
SHA256 hash: f9f4df8b0dec45180e507d5fb6fdfd852823cbbad16cd662950d0b748a6baff0
MD5 hash: 4318b7a510e6c188887df191303c5ed9
MIME type:application/x-dosexec
Signature Formbook
Vendor Threat Intelligence
Verdict:
Malicious
Score:
96.5%
Link:
https://cyber-fortress.com/docs/result/index.php?id=67d4a1af08116ce4257133c5
Tags:
virus micro msil
Result
Verdict:
Unknown
File Type:
PE File
Link:
https://app.docguard.net/5c8bd48cc65298c4fa16f7297d4a1b9d0633b5783043821fcd6a41670b7637b7/results/dashboard
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
obfuscated packed packed packer_detected
Link:
https://www.filescan.io/uploads/67d48e520a7899f3579699df/reports/f9f69b60-c0eb-4fa1-ba4c-6f4658a5506f/overview
Verdict:
Unknown
Link:
https://www.hybrid-analysis.com/sample/5c8bd48cc65298c4fa16f7297d4a1b9d0633b5783043821fcd6a41670b7637b7
Result
Verdict:
UNKNOWN
Link:
https://labs.inquest.net/dfi/sha256/5c8bd48cc65298c4fa16f7297d4a1b9d0633b5783043821fcd6a41670b7637b7
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Score:
100%
Verdict:
Malware
File Type:
ARCHIVE
Link:
https://malprob.io/report/5c8bd48cc65298c4fa16f7297d4a1b9d0633b5783043821fcd6a41670b7637b7
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/5c8bd48cc65298c4fa16f7297d4a1b9d0633b5783043821fcd6a41670b7637b7/
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=lsf5jdggkkmmj6qw64ux2sq3tuddhnlygbbyeh6nnjawoc3wg63q._file
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:my18 discovery execution rat spyware stealer trojan
Link:
https://tria.ge/reports/250314-zc26hsywhy/
Behaviour
Scheduled Task/Job: Scheduled Task
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of UnmapMainImage
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Checks computer location settings
Command and Scripting Interpreter: PowerShell
Formbook payload
Formbook
Formbook family
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/5c8bd48cc65298c4fa16f7297d4a1b9d0633b5783043821fcd6a41670b7637b7

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
Rule name:Suspicious_Latam_MSI_and_ZIP_Files
Create hunting rule
Author:eremit4, P4nd3m1cb0y
Description:Detects suspicious .msi and .zip files used in Latam banking trojan campaigns.
Rule name:Sus_Obf_Enc_Spoof_Hide_PE
Create hunting rule
Author:XiAnzheng
Description:Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)
Rule name:win32_dotnet_form_obfuscate
Create hunting rule
Author:Reedus0
Description:Rule for detecting .NET form obfuscate malware

File information

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

Malspam

Formbook

zip 5c8bd48cc65298c4fa16f7297d4a1b9d0633b5783043821fcd6a41670b7637b7

(this sample)

Formbook

Executable exe f9f4df8b0dec45180e507d5fb6fdfd852823cbbad16cd662950d0b748a6baff0

  
Delivery method
Distributed via e-mail attachment
  
Dropping
SHA256 f9f4df8b0dec45180e507d5fb6fdfd852823cbbad16cd662950d0b748a6baff0
  
Dropping
MD5 4318b7a510e6c188887df191303c5ed9

Comments