MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8cac0e47c8769e535bb8d4c6fc749aec4be79589a303cc89144cf07b2ba91b91. 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: 5


Intelligence 5 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8cac0e47c8769e535bb8d4c6fc749aec4be79589a303cc89144cf07b2ba91b91
SHA3-384 hash: 89bd3339cf7aceed1bc5771925b6e276212e931d8c0053720ee9e9d48c2c718ddb78cc33c0d74e1d8351de0f17cf2b3b
SHA1 hash: 87e09ae244daa9cde03a23174a659260fdd33325
MD5 hash: 2dac96d6f34fae50fe8f431126801ed3
humanhash: bravo-avocado-golf-tennessee
File name:PO-25 dated 4th., 2020.exe
Download: download sample
Signature FormBook
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File size:478'208 bytes
First seen:2020-05-05 05:52:32 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'657 x AgentTesla, 19'469 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:0RG2sa7lPcpSjyL9hIOxeTdBDd+PuRVWiDoRHzhTodKRAZn0O1+2VVOKMH6183pE:MG2sgjq9KR3+2Rw6
Threatray 5'080 similar samples on MalwareBazaar
TLSH CAA44A9C762072EFC857D472DEA82CA4EA9074BB931B8213942755EDDE4C897CF244F2
Reporter jarumlus
Tags:FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
93
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Rogue.0hr.20200505-0006.UNOFFICIAL
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Gathering data
Threat name:
ByteCode-MSIL.Trojan.Formbook
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Status:
Malicious
First seen:
2020-05-04 23:48:00 UTC
File Type:
PE (.Net Exe)
Extracted files:
1
AV detection:
28 of 31 (90.32%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=rswa4r6io2pfgw5y2tdpy5e25rf6pfmjumb4zciujtyhwk5jdoiq._file
Verdict:
malicious
Similar samples:
223bbe1af0d09289a1ebeddf78e3218fcae28d0a69c291d66fee5fa29337844a
FormBook
753c4a5c9bceed532539009df6ac3e0aa3c131297a082a2ee8ce6e94b05ced35
FormBook
82033c587c540fbcaec2ffdc139b837868711343f8a4e9ae61c306426028ace7
FormBook
8842ac3497c777517b2f18152eabaa0994a460d249773a5e89a4e16bca2bd741
FormBook
9f4f34d29b570678e75a8d37f943eca1e305f49e16e9ef39e0dd6a98746b164f
FormBook
b24a5df4c63722afbed1e3807b18fcc065008ec3431de146dbf3657dffa00893
FormBook
bf58aecacc268c49d707512236a42c80cf096b24850c3096eb056f662ecbe2e3
FormBook
c0e1210ec3e11a5d71cdbf2edfb199539f891a1bdb27ccd97eaf0fb70891c615
FormBook
f38d170b1da421aa60e778a64fec953d3058336f7cb06568ba7926495fe87f0c
FormBook
f99691f533ca56e970f2be2d26ea424ac50bff2aa2bfd43482d0a166bece71eb
FormBook
+ 5'070 additional samples on MalwareBazaar
Result
Malware family:
formbook
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Score:
  10/10
Tags:
family:formbook rat rezer0 spyware stealer trojan persistence
Link:
https://tria.ge/reports/201109-4z7mx3xljn/
Behaviour
Gathers network information
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Modifies Internet Explorer settings
Suspicious use of UnmapMainImage
Drops file in Program Files directory
Suspicious use of SetThreadContext
Adds Run key to start application
Deletes itself
Reads user/profile data of web browsers
Formbook Payload
rezer0
Formbook
Malware Config
C2 Extraction:
http://www.covpsychiz.info/sg03/
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:win_nymaim_g0
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Author:mak, msm, CERT.pl

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Comments