MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 5a9431c130db37dc5f76a82fa584562fc497ba8d42101136f8a5bfbe257d0f37. 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 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 5a9431c130db37dc5f76a82fa584562fc497ba8d42101136f8a5bfbe257d0f37
SHA3-384 hash: d3fcc70839bd77d21ea08620248900e68727b982759e328df3eceeff050a936317cef2fdd966b7f8375b334fa993c59e
SHA1 hash: 4147afd65056470534132aecbe1aaa67d8b90268
MD5 hash: 3a6af6f443e1f0f35975ab0ec89b215c
humanhash: emma-winner-bakerloo-eighteen
File name:QTN74895.zip
Download: download sample
Signature Formbook
Create hunting rule
File size:572'693 bytes
First seen:2023-07-25 07:33:28 UTC
Last seen:2023-07-25 07:46:10 UTC
File type: zip
MIME type:application/zip
ssdeep 12288:PG9xU+nPPgGnqgQxuHdpm7BxNUApjQzT8LYj:PE5g9gQUzSjyzYL8
TLSH T10DC4230B867A158654ADE6BC100BE0FEFCA0E4F22E4659028454B6FE2548BFC57D8C6F
TrID 80.0% (.ZIP) ZIP compressed archive (4000/1)
20.0% (.PG/BIN) PrintFox/Pagefox bitmap (640x800) (1000/1)
Reporter cocaman
Tags:FormBook QUOTATION zip


Avatar
cocaman
Malicious email (T1566.001)
From: "gina@dsi-log.com <gina@dsi-log.com>" (likely spoofed)
Received: "from [85.208.139.56] (unknown [85.208.139.56]) "
Date: "25 Jul 2023 09:45:05 +0200"
Subject: "Quotation: QTN74895, Your ref. 4-7-23"
Attachment: "QTN74895.zip"

Intelligence

File Origin
# of uploads :
2
# of downloads :
108
Origin country :
CH CH
File Archive Information

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

File name:QTN74895.exe
File size:588'800 bytes
SHA256 hash: a03b8ae8131346298ef50cbd942d49bd024b8ac225467f960682600fc8ec1df4
MD5 hash: 69d9d64735ed1e0b944f13f76039f88c
MIME type:application/x-dosexec
Signature Formbook
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Win32.PWSX-gen.13195.29257.UNOFFICIAL
Create hunting rule

Result
Verdict:
Unknown
File Type:
PE File
Link:
https://app.docguard.net/5a9431c130db37dc5f76a82fa584562fc497ba8d42101136f8a5bfbe257d0f37/results/dashboard
Gathering data
Verdict:
Suspicious
Labled as:
Troj/MSIL
Link:
https://www.hybrid-analysis.com/sample/5a9431c130db37dc5f76a82fa584562fc497ba8d42101136f8a5bfbe257d0f37
Result
Verdict:
MALICIOUS
Link:
https://labs.inquest.net/dfi/sha256/5a9431c130db37dc5f76a82fa584562fc497ba8d42101136f8a5bfbe257d0f37
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/5a9431c130db37dc5f76a82fa584562fc497ba8d42101136f8a5bfbe257d0f37/
Threat name:
Win32.Trojan.Leonem
Create hunting rule
Status:
Malicious
First seen:
2023-07-25 04:01:44 UTC
File Type:
Binary (Archive)
Extracted files:
10
AV detection:
21 of 38 (55.26%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=lkkddqjq3m35yx3wvax2lbcwf7cjpouniiibcnxyuw734jl5b43q._file
Result
Malware family:
n/a
Score:
  5/10
Tags:
n/a
Link:
https://tria.ge/reports/230725-lc29macd9x/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
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/5a9431c130db37dc5f76a82fa584562fc497ba8d42101136f8a5bfbe257d0f37

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: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

zip 5a9431c130db37dc5f76a82fa584562fc497ba8d42101136f8a5bfbe257d0f37

(this sample)

Formbook

Executable exe a03b8ae8131346298ef50cbd942d49bd024b8ac225467f960682600fc8ec1df4

  
Delivery method
Distributed via e-mail attachment
  
Dropping
SHA256 a03b8ae8131346298ef50cbd942d49bd024b8ac225467f960682600fc8ec1df4
  
Dropping
Formbook

Comments