MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 73b43572fd4b70309065b4d08677081aeaa96769b8c6105100f5a11f6a9a5d44. 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: 5


Intelligence 5 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 73b43572fd4b70309065b4d08677081aeaa96769b8c6105100f5a11f6a9a5d44
SHA3-384 hash: 176fa22fbe5f2c4285c0d50c1daf778db9c3e3dd7a152d5a791ec781e74fae5e88072a215a2babcf3f93b9d5e626199a
SHA1 hash: 6464e689d70076770a64959fa18c5a2936c0c71d
MD5 hash: 63ba082ae5ee60b404d92056c64d6e10
humanhash: lamp-king-king-ohio
File name:OFFICIAL P.O. # 11009810 - Revised.rar
Download: download sample
Signature Formbook
Create hunting rule
File size:272'381 bytes
First seen:2023-07-14 06:56:54 UTC
Last seen:2023-07-14 06:58:05 UTC
File type: rar
MIME type:application/x-rar
ssdeep 6144:5BWsA7GXSCYdFINZ//U+/HvtQz9D80nSERhSl20sQv:JmGAyNFs+/PtNBlbJ
TLSH T1C444239A7612241EC54E58F363493BDD3A4FD3EB86A04DFB80116A6BD0F2597438EC39
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: ""Anantharaman Krishnan" <bciran@engineer.com>" (likely spoofed)
Received: "from engineer.com (unknown [45.137.22.135]) "
Date: "14 Jul 2023 05:33:10 +0200"
Subject: "RE: BMTC PO Number - 11009810 : Revised"
Attachment: "OFFICIAL P.O. # 11009810 - Revised.rar"

Intelligence

File Origin
# of uploads :
2
# of downloads :
100
Origin country :
CH CH
File Archive Information

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

File name:OFFICIAL P.O. # 11009810 - Revised.exe
File size:288'224 bytes
SHA256 hash: 2446c2cc21ad51271a8c1f77504276acfb189ded3abe24a4db78a697ffea848e
MD5 hash: c4b787861740c828cf73c4852ddb06b0
MIME type:application/x-dosexec
Signature Formbook
Vendor Threat Intelligence
Result
Verdict:
Unknown
File Type:
PE File
Link:
https://app.docguard.net/73b43572fd4b70309065b4d08677081aeaa96769b8c6105100f5a11f6a9a5d44/results/dashboard
Gathering data
Verdict:
Malicious
Link:
https://www.hybrid-analysis.com/sample/73b43572fd4b70309065b4d08677081aeaa96769b8c6105100f5a11f6a9a5d44
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/73b43572fd4b70309065b4d08677081aeaa96769b8c6105100f5a11f6a9a5d44/
Threat name:
Win32.Trojan.Leonem
Create hunting rule
Status:
Malicious
First seen:
2023-07-14 04:21:50 UTC
File Type:
Binary (Archive)
Extracted files:
4
AV detection:
20 of 38 (52.63%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=oo2dk4x5jnydbedfwtiim5yidlvksz3jxddbauia6wqr62u2lvca._file
Result
Malware family:
n/a
Score:
  7/10
Tags:
n/a
Link:
https://tria.ge/reports/230714-jtajtsde8z/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Checks computer location settings
Loads dropped DLL
Please note that we are no longer able to provide a coverage score for Virus Total.

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:meth_get_eip
Create hunting rule
Author:Willi Ballenthin
Rule name:shellcode
Create hunting rule
Author:nex
Description:Matched shellcode byte patterns

File information

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

Malspam

Formbook

rar 73b43572fd4b70309065b4d08677081aeaa96769b8c6105100f5a11f6a9a5d44

(this sample)

Formbook

Executable exe 2446c2cc21ad51271a8c1f77504276acfb189ded3abe24a4db78a697ffea848e

  
Delivery method
Distributed via e-mail attachment
  
Dropping
SHA256 2446c2cc21ad51271a8c1f77504276acfb189ded3abe24a4db78a697ffea848e
  
Dropping
Formbook

Comments