MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b18586139880ff62aaf6f00ffa5055b775f5bac96231c781754a93f08a717d55. 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 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b18586139880ff62aaf6f00ffa5055b775f5bac96231c781754a93f08a717d55
SHA3-384 hash: 714939b82328af62748dfa8257d3298d0a31645e2daa067e2b5e93482c2595ae8a210818c159772d8f884cfde2e24962
SHA1 hash: eebab101819b8030d2dd4f2bf8c9bc22e07388ef
MD5 hash: 09661859ec762ef820913ce1d907fee9
humanhash: ceiling-venus-undress-mobile
File name:DHL OVER DUE ACCOUNT NOTICE.r01
Download: download sample
Signature Formbook
Create hunting rule
File size:725'295 bytes
First seen:2024-03-18 08:23:51 UTC
Last seen:Never
File type: r01
MIME type:application/x-rar
ssdeep 12288:efZtGVc+4vvpIZOZLfF3DdjHzxp4adg03RRuG5HQRsJlcpO2hSOvWKtSZtz:exUDwxIkLxDRxSulHmFg292tz
TLSH T163F43381C1A18CFA98767B14226537026323D5CD08FD3FB5EA14563EB798DB0866A1EF
TrID 61.5% (.RAR) RAR compressed archive (v5.0) (8000/1)
38.4% (.RAR) RAR compressed archive (gen) (5000/1)
Reporter cocaman
Tags:DHL FormBook r01

Intelligence

File Origin
# of uploads :
1
# of downloads :
84
Origin country :
CH CH
File Archive Information

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

File name:iU3WGoA77BdiFdA.exe
File size:776'712 bytes
SHA256 hash: e54350487bda76835619ccc44ff79db38db5183f544efbf33159cfd707bcdb75
MD5 hash: 842ad1d1101392fc2d7ce158f3ebaec7
MIME type:application/x-dosexec
Signature Formbook
Vendor Threat Intelligence
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
overlay packed
Link:
https://www.filescan.io/uploads/65f7fa2587137159d448633a/reports/92de9961-37ad-4ca2-a52c-f4686ba72b41/overview
Verdict:
Unknown
Link:
https://www.hybrid-analysis.com/sample/b18586139880ff62aaf6f00ffa5055b775f5bac96231c781754a93f08a717d55
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/b18586139880ff62aaf6f00ffa5055b775f5bac96231c781754a93f08a717d55/
Threat name:
ByteCode-MSIL.Trojan.Taskun
Create hunting rule
Status:
Malicious
First seen:
2024-03-14 22:37:57 UTC
File Type:
Binary (Archive)
Extracted files:
12
AV detection:
22 of 38 (57.89%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=wgcyme4yqd7wfkxw6ah7uucvw527lowjmiy4palvjkj7bctrpvkq._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/b18586139880ff62aaf6f00ffa5055b775f5bac96231c781754a93f08a717d55

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:INDICATOR_KB_CERT_7c1118cbbadc95da3752c46e47a27438
Create hunting rule
Author:ditekSHen
Description:Detects executables signed with stolen, revoked or invalid certificates
Rule name:NET
Create hunting rule
Author:malware-lu
Rule name:NETexecutableMicrosoft
Create hunting rule
Author:malware-lu
Rule name:PE_Digital_Certificate
Create hunting rule
Author:albertzsigovits
Rule name:pe_imphash
Create hunting rule
Rule name:PE_Potentially_Signed_Digital_Certificate
Create hunting rule
Author:albertzsigovits
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

r01 b18586139880ff62aaf6f00ffa5055b775f5bac96231c781754a93f08a717d55

(this sample)

Formbook

Executable exe e54350487bda76835619ccc44ff79db38db5183f544efbf33159cfd707bcdb75

  
Delivery method
Distributed via e-mail attachment
  
Dropping
SHA256 e54350487bda76835619ccc44ff79db38db5183f544efbf33159cfd707bcdb75
  
Dropping
MD5 842ad1d1101392fc2d7ce158f3ebaec7

Comments