MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8fcdfb3ba15c9fc6d420300a336bb51793970dff8f1556ae4e67b734f4fd5742. 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 17 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8fcdfb3ba15c9fc6d420300a336bb51793970dff8f1556ae4e67b734f4fd5742
SHA3-384 hash: b153a99de73bee85f17bbb879046eb65146814b8933ae992e37ebf2868e9f70a39feb18c822ad689c6f636dbb98b2326
SHA1 hash: 08d920704059db6d6267dceef0f61e289d8a3418
MD5 hash: 23c8d16927b30f99c51ac394dec571ec
humanhash: chicken-don-mountain-queen
File name:Invitation to Tender (ITT) - TED-DRL-2024-024 - Supply PDF.rar
Download: download sample
Signature Formbook
Create hunting rule
File size:637'547 bytes
First seen:2024-06-11 08:57:41 UTC
Last seen:Never
File type: rar
MIME type:application/x-rar
ssdeep 12288:3X3Mv9l36NjwaUPHSyaDZh0JHIYM1YX/itZSl0JWrzXtOlxClbfmT2u:XMv9AjwaU/SNZh0HqUiE0awQbyX
TLSH T1A3D423B79E88B412081DD51EBC089B5EF8794460EF61BDE64BA79C8CAA505ED303D33D
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: "Florian GOMOI <lyra@ereapar.com>" (likely spoofed)
Received: "from ramen.ereapar.com (ramen.ereapar.com [194.169.172.197]) "
Date: "10 Jun 2024 20:36:58 +0200"
Subject: "Invitation to Tender (ITT) - TEL-DRL-2024-024 - Supply of OCTG and Associated Services"
Attachment: "Invitation to Tender (ITT) - TED-DRL-2024-024 - Supply PDF.rar"

Intelligence

File Origin
# of uploads :
1
# of downloads :
100
Origin country :
CH CH
File Archive Information

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

File name:Invitation to Tender (ITT) - TED-DRL-2024-024 - Supply PDF.exe
File size:671'744 bytes
SHA256 hash: f1f3c884481aea76a89cfc659e509789e243226118ee103c76dafd76d73aa839
MD5 hash: 58683f82a5c6a4b53e5eea6e3d2df375
MIME type:application/x-dosexec
Signature Formbook
Vendor Threat Intelligence
Gathering data
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/6668119c21581a92819c2ed5/reports/58ce5299-4b9a-409a-a3b5-f6ddb0f63b76/overview
Verdict:
Unknown
Link:
https://www.hybrid-analysis.com/sample/8fcdfb3ba15c9fc6d420300a336bb51793970dff8f1556ae4e67b734f4fd5742
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/8fcdfb3ba15c9fc6d420300a336bb51793970dff8f1556ae4e67b734f4fd5742/
Threat name:
ByteCode-MSIL.Trojan.Leonem
Create hunting rule
Status:
Malicious
First seen:
2024-06-10 19:35:36 UTC
File Type:
Binary (Archive)
Extracted files:
12
AV detection:
19 of 24 (79.17%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=r7g7wo5blsp4nvbagafdg25vc6jzodp7r4kvnlsom63tj5h5k5ba._file
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:38gc rat spyware stealer trojan
Link:
https://tria.ge/reports/240611-nq6kbawcmq/
Behaviour
Enumerates system info in registry
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
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.

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:crime_win32_ransom_avaddon_1
Create hunting rule
Author:@VK_Intel
Description:Detects Avaddon ransomware
Reference:https://twitter.com/VK_Intel/status/1300944441390370819
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: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: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: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: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

rar 8fcdfb3ba15c9fc6d420300a336bb51793970dff8f1556ae4e67b734f4fd5742

(this sample)

Formbook

Executable exe f1f3c884481aea76a89cfc659e509789e243226118ee103c76dafd76d73aa839

  
Delivery method
Distributed via e-mail attachment
  
Dropping
SHA256 f1f3c884481aea76a89cfc659e509789e243226118ee103c76dafd76d73aa839
  
Dropping
MD5 58683f82a5c6a4b53e5eea6e3d2df375

Comments