MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 e958e73b9bc2207e404fc179ee4bf3768b108c755b7732769cd3edb493597a03. 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: 8


Intelligence 8 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: e958e73b9bc2207e404fc179ee4bf3768b108c755b7732769cd3edb493597a03
SHA3-384 hash: 515f9b6ee38777ed6a8f9443cdfb1b5c5d463842958cb3e21882e1b8723db7717a5835c99cc8fa7dca060ba381ab9b97
SHA1 hash: 6ca2c61d7a97587fa96725043d53df7ad1ab50d3
MD5 hash: d410aeea4a990b30f7ef300e05d6fe8a
humanhash: jig-nebraska-artist-orange
File name:Shipment Document BL,INV and packing list.jpg.ace
Download: download sample
Signature Formbook
Create hunting rule
File size:528'493 bytes
First seen:2023-11-13 12:00:25 UTC
Last seen:2023-11-14 10:39:07 UTC
File type: ace
MIME type:application/octet-stream
ssdeep 12288:VExikwFiIKZb49dh0JaOC8NQpFsnxffH8QTS2TBMtpWYpnq:GxAki/h0J5OpYfxe2TBMiAq
TLSH T1D1B423EEEF5EBD18B20C9E4B1C3D35191CA1F45A2263CD63D49D806349B8B9C198F936
Reporter cocaman
Tags:ace DHL FormBook Shipping


Avatar
cocaman
Malicious email (T1566.001)
From: "shipping@dhl.com" (likely spoofed)
Received: "from [94.156.64.125] (unknown [94.156.64.125]) "
Date: "14 Nov 2023 11:37:30 +0100"
Subject: "Shipment Document BL,INV and packing list"
Attachment: "Shipment Document BL,INV and packing list.jpg.ace"

Intelligence

File Origin
# of uploads :
4
# of downloads :
95
Origin country :
CH CH
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.25738.AceHeur.Exe.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.25166.AceHeur.Exe.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Suspicious-ACE-exe.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.27669.AceHeur.Exp.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
context-ace masquerade packed
Link:
https://www.filescan.io/uploads/65521003946b6ab22460e450/reports/d93afc3a-fb2b-4ea4-9f48-8b4ed4710d39/overview
Verdict:
Malicious
Labled as:
Mal/DrodAce
Link:
https://www.hybrid-analysis.com/sample/e958e73b9bc2207e404fc179ee4bf3768b108c755b7732769cd3edb493597a03
Result
Verdict:
MALICIOUS
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/e958e73b9bc2207e404fc179ee4bf3768b108c755b7732769cd3edb493597a03/
Threat name:
Win32.Trojan.Leonem
Create hunting rule
Status:
Malicious
First seen:
2023-11-13 11:22:41 UTC
File Type:
Binary (Archive)
Extracted files:
6
AV detection:
19 of 37 (51.35%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=5fmooo43yiqh4qcpyf464s7to2frbddvln3te5u42pw3je2zpibq._file
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:fs35 rat spyware stealer trojan
Link:
https://tria.ge/reports/231113-qfh3dacg7s/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of UnmapMainImage
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Deletes itself
Formbook payload
Formbook
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/e958e73b9bc2207e404fc179ee4bf3768b108c755b7732769cd3edb493597a03

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:ACE_Containing_EXE
Create hunting rule
Author:Florian Roth (Nextron Systems) - based on Nick Hoffman' rule - Morphick Inc
Description:Looks for ACE Archives containing an exe/scr file

File information

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

Malspam

Formbook

ace e958e73b9bc2207e404fc179ee4bf3768b108c755b7732769cd3edb493597a03

(this sample)

Formbook

Executable exe f36f3336aedc47e7ec061cc5a11589d9e3adcff96bbc805a8da7ac0182d40e22

  
Delivery method
Distributed via e-mail attachment
  
Dropping
SHA256 f36f3336aedc47e7ec061cc5a11589d9e3adcff96bbc805a8da7ac0182d40e22
  
Dropping
Formbook
  
Dropping
MD5 aa54cc75551a0903c7c6ad095791cdd7

Comments