MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 bc52216ecd78b69611474776b109ed05881a4e7c9dff4883a616229a9ace1516. 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: bc52216ecd78b69611474776b109ed05881a4e7c9dff4883a616229a9ace1516
SHA3-384 hash: 58acdddaf564c8020150f0703d5f5d622a383636144e4078dad4cb17ada20597c00bcce9a6ca106d063aac11ecd958f7
SHA1 hash: 3f29ac12ed765eb9ef16b722573f2933516c0116
MD5 hash: 7e07918c4ba7010b801c8765e707818f
humanhash: don-earth-arkansas-hotel
File name:BBK987866767899.rar
Download: download sample
Signature Formbook
Create hunting rule
File size:557'990 bytes
First seen:2024-01-19 11:20:44 UTC
Last seen:2024-01-19 15:05:22 UTC
File type: rar
MIME type:application/x-rar
ssdeep 12288:XPRwtX13Un6hkWbtS8vJgGJxrbC0MTovy7TJb9GFyFr5hanoSt0c6Tvwc2:XM133mgt1J1JJbC0lm3Kxzp
TLSH T1CCC42349DAE1F80CDFC5C588BB89DA6A3FE4B21C0BC122D4911F5DAD67C84D8E26F448
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.com <operation@tamtamcafe-hoian.com>" (likely spoofed)
Received: "from tamtamcafe-hoian.com (unknown [141.98.10.60]) "
Date: "19 Jan 2024 16:04:00 +0100"
Subject: "Re: Complaint"
Attachment: "BBK987866767899.rar"

Intelligence

File Origin
# of uploads :
4
# of downloads :
94
Origin country :
CH CH
File Archive Information

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

File name:BBK987866767899.exe
File size:811'008 bytes
SHA256 hash: ec7f9e26c253ba9024ad8baf255778a3ee3055cc0f834be9e77a41e80d49e9e0
MD5 hash: 6f5d737532ce8f20246b98b439168fc4
MIME type:application/x-dosexec
Signature Formbook
Vendor Threat Intelligence
Result
Verdict:
Unknown
File Type:
PE File
Link:
https://app.docguard.net/bc52216ecd78b69611474776b109ed05881a4e7c9dff4883a616229a9ace1516/results/dashboard
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/65aa5b2199da41ccd7d7c09d/reports/5bc25363-4df6-477c-9ac4-8b20d3ea6897/overview
Verdict:
Unknown
Link:
https://www.hybrid-analysis.com/sample/bc52216ecd78b69611474776b109ed05881a4e7c9dff4883a616229a9ace1516
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/bc52216ecd78b69611474776b109ed05881a4e7c9dff4883a616229a9ace1516/
Threat name:
ByteCode-MSIL.Trojan.SpyNoon
Create hunting rule
Status:
Malicious
First seen:
2024-01-19 10:33:25 UTC
File Type:
Binary (Archive)
Extracted files:
12
AV detection:
21 of 37 (56.76%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=xrjcc3wnpc3jmekhi53lccpnawebutt4tx7ura5gcyrjvgwocula._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/240119-ntewrsdbcn/
Behaviour
Gathers network information
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of UnmapMainImage
Suspicious use of WriteProcessMemory
Program crash
Suspicious use of SetThreadContext
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/bc52216ecd78b69611474776b109ed05881a4e7c9dff4883a616229a9ace1516

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 bc52216ecd78b69611474776b109ed05881a4e7c9dff4883a616229a9ace1516

(this sample)

Formbook

Executable exe ec7f9e26c253ba9024ad8baf255778a3ee3055cc0f834be9e77a41e80d49e9e0

  
Delivery method
Distributed via e-mail attachment
  
Dropping
SHA256 ec7f9e26c253ba9024ad8baf255778a3ee3055cc0f834be9e77a41e80d49e9e0
  
Dropping
Formbook
  
Dropping
MD5 6f5d737532ce8f20246b98b439168fc4

Comments