MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 aba8965046ef789af4dff4813e508cb38b9b3931e80311b114c0862127bc957b. 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 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: aba8965046ef789af4dff4813e508cb38b9b3931e80311b114c0862127bc957b
SHA3-384 hash: 68301697cd1ea7a95eab2177d16508492ab33c7c7c26ea283861b646d7ac3d0f4a188858d4df5721d6ad8c0823f0353b
SHA1 hash: 55d4bf154c05224bebffa58855e7c3d25dfbd169
MD5 hash: e1e802fb878301d7cef61a933f96bac9
humanhash: missouri-avocado-georgia-apart
File name:BBG76865646 PDF.rar
Download: download sample
Signature Formbook
Create hunting rule
File size:617'432 bytes
First seen:2024-02-16 13:04:09 UTC
Last seen:2024-02-16 18:38:48 UTC
File type: rar
MIME type:application/x-rar
ssdeep 12288:RxsKLRCSAyLVT/HPhTnQ4AWaRx2JWeQ7kIEACUxS1jKWe8HdslD79:rzRCgVT/HPhTQJWaX2Ud7kI0AFJF
TLSH T1C4D423D2A9007DD9F421FC39BA1479E4A46F43C129194065A1F222C43BFE4FD88AF47B
TrID 58.3% (.RAR) RAR compressed archive (v-4.x) (7000/1)
41.6% (.RAR) RAR compressed archive (gen) (5000/1)
Reporter cocaman
Tags:FormBook rar


Avatar
cocaman
Malicious email (T1566.001)
From: "Booking <noreply@booking.com>" (likely spoofed)
Received: "from booking.com (unknown [141.98.10.61]) "
Date: "16 Feb 2024 12:34:32 +0100"
Subject: "Urgent Confirmation Required"
Attachment: "BBG76865646 PDF.rar"

Intelligence

File Origin
# of uploads :
5
# of downloads :
100
Origin country :
CH CH
File Archive Information

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

File name:BBG76865646 PDF.exe
File size:720'384 bytes
SHA256 hash: 7145bd1637fdc8111b86d7586c07526d2c9db8f4e2f30d99ea9740feecfd3d2a
MD5 hash: dd6d1268408f89097056189a33244873
MIME type:application/x-dosexec
Signature Formbook
Vendor Threat Intelligence
Result
Verdict:
Unknown
File Type:
PE File
Link:
https://app.docguard.net/aba8965046ef789af4dff4813e508cb38b9b3931e80311b114c0862127bc957b/results/dashboard
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
packed remcos
Link:
https://www.filescan.io/uploads/65cf5d86e304215defb2907d/reports/86c5546e-6c1b-46ea-943e-c61d5c30e2a3/overview
Verdict:
Unknown
Link:
https://www.hybrid-analysis.com/sample/aba8965046ef789af4dff4813e508cb38b9b3931e80311b114c0862127bc957b
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/aba8965046ef789af4dff4813e508cb38b9b3931e80311b114c0862127bc957b/
Threat name:
ByteCode-MSIL.Trojan.Taskun
Create hunting rule
Status:
Malicious
First seen:
2024-02-16 08:02:54 UTC
File Type:
Binary (Archive)
Extracted files:
13
AV detection:
17 of 24 (70.83%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=voujmucg554jv5g76sat4uemwofzwojr5abrdmiuycdccj54sv5q._file
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:he2a rat spyware stealer trojan
Link:
https://tria.ge/reports/240216-rc9atsbh2x/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Deletes itself
Blocklisted process makes network request
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/aba8965046ef789af4dff4813e508cb38b9b3931e80311b114c0862127bc957b

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: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: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 aba8965046ef789af4dff4813e508cb38b9b3931e80311b114c0862127bc957b

(this sample)

Formbook

Executable exe 7145bd1637fdc8111b86d7586c07526d2c9db8f4e2f30d99ea9740feecfd3d2a

  
Delivery method
Distributed via e-mail attachment
  
Dropping
SHA256 7145bd1637fdc8111b86d7586c07526d2c9db8f4e2f30d99ea9740feecfd3d2a
  
Dropping
MD5 dd6d1268408f89097056189a33244873

Comments