MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a639780a2b1cafb3c0bb210fc2066a51373e7b5963c1dc8b432a8ad6e0793cc7. 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 23 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a639780a2b1cafb3c0bb210fc2066a51373e7b5963c1dc8b432a8ad6e0793cc7
SHA3-384 hash: deec85a72b54839437ecb4c9f835c82948c4b9682ed18c055d4ee581ad65a934561499b4127ef8434698b04d83391606
SHA1 hash: 6e86ebd4aa81ecce133cd53c84d857dbc71663fa
MD5 hash: f684e3565aabe07ae9c8bb837de97e15
humanhash: single-oxygen-thirteen-grey
File name:Swift 3-15-24 $13,800.00.7z
Download: download sample
Signature Formbook
Create hunting rule
File size:741'463 bytes
First seen:2024-03-18 08:47:49 UTC
Last seen:2024-03-18 13:37:46 UTC
File type: 7z
MIME type:application/x-rar
ssdeep 12288:LLs6F5PImqTHq0wuQGB1vx98YN9TDexeabDz2sQlYwKIEROtWzTX2B9thIespfN9:Pt/IdTK0wzG7v8YTCbDKsQBEkt+CRhI5
TLSH T1DAF42372C2E656C148363FA6CDB71ADBD9715FED02B7EEE8084E9384968C324770059A
TrID 61.5% (.RAR) RAR compressed archive (v5.0) (8000/1)
38.4% (.RAR) RAR compressed archive (gen) (5000/1)
Reporter cocaman
Tags:7z FormBook SWIFT


Avatar
cocaman
Malicious email (T1566.001)
From: "Manuel Pinto<mpinto@eaglemgmtcons.com>" (likely spoofed)
Received: "from unassigned.quadranet.com (unknown [96.47.232.9]) "
Date: "15 Mar 2024 06:08:13 -0700"
Subject: "EM Pagamento 15/03/24"
Attachment: "Swift 3-15-24 $13,800.00.7z"

Intelligence

File Origin
# of uploads :
125
# of downloads :
112
Origin country :
CH CH
File Archive Information

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

File name:Swift 3-15-24 $13,800.00.exe
File size:1'202'176 bytes
SHA256 hash: dfa384f6136c43639f6c66766ca81c245e65a70fcf92015656b1cd7a579a3647
MD5 hash: 1eae796974a2c3859ecf07473a2c6107
MIME type:application/x-dosexec
Signature Formbook
Vendor Threat Intelligence
Result
Verdict:
Unknown
File Type:
PE File
Link:
https://app.docguard.net/a639780a2b1cafb3c0bb210fc2066a51373e7b5963c1dc8b432a8ad6e0793cc7/results/dashboard
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
masquerade packed
Link:
https://www.filescan.io/uploads/65f7ffc7c1137bbf149dca5a/reports/f4ddd19c-2dc6-41e5-989d-872f611ee441/overview
Verdict:
Suspicious
Labled as:
Mal/DrodRar
Link:
https://www.hybrid-analysis.com/sample/a639780a2b1cafb3c0bb210fc2066a51373e7b5963c1dc8b432a8ad6e0793cc7
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/a639780a2b1cafb3c0bb210fc2066a51373e7b5963c1dc8b432a8ad6e0793cc7/
Threat name:
Win32.Trojan.Casdet
Create hunting rule
Status:
Malicious
First seen:
2024-03-15 16:55:14 UTC
File Type:
Binary (Archive)
Extracted files:
14
AV detection:
18 of 24 (75.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=uy4xqcrldsx3hqf3eeh4ebtkke3t462zmpa5zc2dfkfnnydzhtdq._file
Result
Malware family:
n/a
Score:
  7/10
Tags:
n/a
Link:
https://tria.ge/reports/240318-krldzscg48/
Behaviour
Modifies Internet Explorer settings
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of UnmapMainImage
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Checks computer location settings
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/a639780a2b1cafb3c0bb210fc2066a51373e7b5963c1dc8b432a8ad6e0793cc7

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:AgentTesla_DIFF_Common_Strings_01
Create hunting rule
Author:schmidtsz
Description:Identify partial Agent Tesla strings
Rule name:DebuggerCheck__GlobalFlags
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerCheck__QueryInfo
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerHiding__Active
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerHiding__Thread
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:Formbook
Create hunting rule
Author:kevoreilly
Description:Formbook Payload
Rule name:maldoc_find_kernel32_base_method_1
Create hunting rule
Author:Didier Stevens (https://DidierStevens.com)
Rule name:maldoc_getEIP_method_1
Create hunting rule
Author:Didier Stevens (https://DidierStevens.com)
Rule name:MD5_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for MD5 constants
Rule name:meth_get_eip
Create hunting rule
Author:Willi Ballenthin
Rule name:meth_stackstrings
Create hunting rule
Author:Willi Ballenthin
Rule name:NET
Create hunting rule
Author:malware-lu
Rule name:pe_imphash
Create hunting rule
Rule name:pe_no_import_table
Create hunting rule
Description:Detect pe file that no import table
Rule name:RIPEMD160_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for RIPEMD-160 constants
Rule name:SEH__vectored
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:SHA1_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for SHA1 constants
Rule name:shellcode
Create hunting rule
Author:nex
Description:Matched shellcode byte patterns
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:Windows_Trojan_Formbook
Create hunting rule
Author:@malgamy12
Rule name:Windows_Trojan_Formbook_1112e116
Create hunting rule
Author:Elastic Security
Reference:https://www.elastic.co/security-labs/formbook-adopts-cab-less-approach
Rule name:win_formbook_g0
Create hunting rule
Author:Slavo Greminger, SWITCH-CERT
Rule name:win_formbook_w0
Create hunting rule
Author:@malgamy12

File information

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

Malspam

Formbook

7z a639780a2b1cafb3c0bb210fc2066a51373e7b5963c1dc8b432a8ad6e0793cc7

(this sample)

Formbook

Executable exe dfa384f6136c43639f6c66766ca81c245e65a70fcf92015656b1cd7a579a3647

  
Delivery method
Distributed via e-mail attachment
  
Dropping
SHA256 dfa384f6136c43639f6c66766ca81c245e65a70fcf92015656b1cd7a579a3647
  
Dropping
Formbook

Comments