MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 39631cac11df3c54ad5ce136d3226aa39974b4d78dca0aef9d1055dd9fb026bf. 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 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 39631cac11df3c54ad5ce136d3226aa39974b4d78dca0aef9d1055dd9fb026bf
SHA3-384 hash: 73a0fa2736f55d53cf8922be6afd58d007fdbea6e57ba574620a28216d84552dfc0b0e7aa2e24b6f300219cc9e80ce39
SHA1 hash: c73e122d0a26e703c5493963b535ea6529f0c99b
MD5 hash: e80af1322990d342089e57cee9339190
humanhash: four-california-connecticut-princess
File name:0897876656 PDF.rar
Download: download sample
Signature Formbook
Create hunting rule
File size:661'531 bytes
First seen:2024-02-25 21:17:37 UTC
Last seen:2024-02-25 21:41:42 UTC
File type: rar
MIME type:application/x-rar
ssdeep 12288:ArMycUkPtUyjx5e4EjD19+Rn1j8OtJF7Y0TqovgNEDUQYLc3bXoZMoE:o+DFC1IeOLQovUp43bXoZNE
TLSH T194E43307245B8237CF74D19C654E9E9FA92B9B24F35694CF73CA743B0ED60E67291140
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: "Bookings <noreply@bookings.com>" (likely spoofed)
Received: "from bookings.com (unknown [141.98.10.61]) "
Date: "21 Feb 2024 18:56:37 +0100"
Subject: "Urgent Confirmation Required for urs.lustenberger@lgpartner.ch"
Attachment: "0897876656 PDF.rar"

Intelligence

File Origin
# of uploads :
4
# of downloads :
112
Origin country :
CH CH
File Archive Information

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

File name:0897876656 PDF.exe
File size:758'784 bytes
SHA256 hash: 5f1da6912a7c832726ad587d5b8cc3480e931d1f7997603a0a391b422b1013fd
MD5 hash: 49fae7fd1424b2fa21aa3c54062c44e4
MIME type:application/x-dosexec
Signature Formbook
Vendor Threat Intelligence
Result
Verdict:
Unknown
File Type:
PE File
Link:
https://app.docguard.net/39631cac11df3c54ad5ce136d3226aa39974b4d78dca0aef9d1055dd9fb026bf/results/dashboard
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
formbook infostealer packed
Link:
https://www.filescan.io/uploads/65dbae8a03a1c3a7aef5cb89/reports/a3b0f1d2-fe7a-459b-841e-e95d1e67f59f/overview
Verdict:
Unknown
Link:
https://www.hybrid-analysis.com/sample/39631cac11df3c54ad5ce136d3226aa39974b4d78dca0aef9d1055dd9fb026bf
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/39631cac11df3c54ad5ce136d3226aa39974b4d78dca0aef9d1055dd9fb026bf/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2024-02-21 14:03:58 UTC
File Type:
Binary (Archive)
Extracted files:
10
AV detection:
20 of 24 (83.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=hfrrzlar346fjlk44e3ngitkuomxjngxrxfav345cbk53h5qe27q._file
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/39631cac11df3c54ad5ce136d3226aa39974b4d78dca0aef9d1055dd9fb026bf

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: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 39631cac11df3c54ad5ce136d3226aa39974b4d78dca0aef9d1055dd9fb026bf

(this sample)

Formbook

Executable exe 5f1da6912a7c832726ad587d5b8cc3480e931d1f7997603a0a391b422b1013fd

  
Delivery method
Distributed via e-mail attachment
  
Dropping
SHA256 5f1da6912a7c832726ad587d5b8cc3480e931d1f7997603a0a391b422b1013fd
  
Dropping
Formbook

Comments