MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8b4f02e9e31e40131166738b0894f856ceda8f1e836d53bd282b1f88b3799c18. 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: 13


Intelligence 13 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8b4f02e9e31e40131166738b0894f856ceda8f1e836d53bd282b1f88b3799c18
SHA3-384 hash: d89b4ca5e9b2a0f5cc501f44d0b5648cdd93205a578f8f5f94a6c472e0b8fbec3a5b154f2d2d186bac09224b0504ee93
SHA1 hash: 69059ec383fae9ab5c9a4f1a27e2ad7d70cee107
MD5 hash: 089ded70858784ccf08765852c6b86d2
humanhash: maine-rugby-maryland-ten
File name:SecuriteInfo.com.W32.AIDetectNet.01.25167.113
Download: download sample
Signature Formbook
Create hunting rule
File size:801'280 bytes
First seen:2022-06-01 10:43:01 UTC
Last seen:2022-06-01 11:47:25 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'744 x AgentTesla, 19'609 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 12288:tHRCumUjKkZIvilp+0eEXSgKC23vTZA7gVcLWwg6hqINLhlqZSDmhAtx63dWECXZ:FDKkZ/JXSJbrZAU0iBINrtxTE
Threatray 13'218 similar samples on MalwareBazaar
TLSH T1CE05AED7B7401BF1EC3A6477B27B845423F2ECFE81E8E1462DD4278519E1A629A33907
TrID 72.5% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.4% (.EXE) Win64 Executable (generic) (10523/12/4)
6.5% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.4% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.EXE) OS/2 Executable (generic) (2029/13)
File icon (PE):PE icon
dhash icon e8d4b2a2a2b2c4f0 (10 x Formbook, 1 x SnakeKeylogger)
Reporter SecuriteInfoCom
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
287
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
SecuriteInfo.com.W32.AIDetectNet.01.25167.113
Verdict:
Malicious activity
Analysis date:
2022-06-01 11:03:39 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/d934276e-b5d8-41be-9c6d-bd0739e822e0

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Formbook
Create hunting rule
Link:
https://www.capesandbox.com/analysis/276015/
Detection(s):
SecuriteInfo.com.W32.AIDetectNet.01.25167.113.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Сreating synchronization primitives
DNS request
Sending a custom TCP request
Creating a window
Unauthorized injection to a recently created process
Creating a file
Result
Verdict:
UNKNOWN
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Malware family:
Formbook
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/cf3baf29-b998-4167-9714-8f987b75e449
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
96 / 100
Link:
https://www.joesandbox.com/analysis/1004955
Signature
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Tries to detect virtualization through RDTSC time measurements
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
Detection:
xloader
Create hunting rule
Link:
https://mwdb.cert.pl/sample/8b4f02e9e31e40131166738b0894f856ceda8f1e836d53bd282b1f88b3799c18/
Threat name:
ByteCode-MSIL.Spyware.Noon
Create hunting rule
Status:
Malicious
First seen:
2022-06-01 09:21:55 UTC
File Type:
PE (.Net Exe)
Extracted files:
51
AV detection:
10 of 41 (24.39%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=rnhqf2pddzabgelgoofqrfhyk3hnvdy6qnwvhpjifmpyrm3ztqma._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
274021cb25f7a8c35b44fac6540aa1254fe9c33a640a13d2d27c99528c87fc42
Formbook
37708373f6b4deb76e61c7a9c65200bba9f9d7ca7ebcd82d09242dd9231fa072
Formbook
3a7ced49c119bcfc88e07e421947d3abfdf32bdbdaa9e9dedaa96d3c5b5b82a3
Formbook
6a3848cae066ae561f1d72908524838d32ad7c95bc18eb155d44211b2fac44fd
Formbook
82f980f9c0e7dffaff12f27756975e9e551f2ffd432d6854d37106adb27ec0ae
Formbook
8b4f02e9e31e40131166738b0894f856ceda8f1e836d53bd282b1f88b3799c18
Formbook
98f4f1c128751018e663a09193d697540dafedb9b10c9ab0872a6ec34700e5c9
Formbook
c07e69fb84b50e32be6d2ea9af4f052fdbf2efa4ea6fa1e21921a0642fbf802d
Formbook
+ 13'208 additional samples on MalwareBazaar
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:xloader campaign:ges0 loader rat
Link:
https://tria.ge/reports/220601-mr866abfhn/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Program crash
Suspicious use of SetThreadContext
Xloader Payload
Xloader
Unpacked files
SH256 hash:
38ae22032e6177fecf2363688ebb7d87feaaf061dc85d510f225751aaa74539e
MD5 hash:
879d4cc7fcb522cec544e5ca271ccb64
SHA1 hash:
29a1ffe01fad0ff25c6d31b2d0857465a4c3b468
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/7bf1959f-0c68-4c51-902b-fc8d1619307f/
Parent samples :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 hash:
c611a6ceb263401ed18ff93961bd6d0cdf8757e48d8e76b13943e85b9d3b5a0b
MD5 hash:
f9b293305bd04eee511c0ffd0e7f29d7
SHA1 hash:
fd981a9537a903422311f582defc1c8fd97248af
Link:
https://www.unpac.me/results/7bf1959f-0c68-4c51-902b-fc8d1619307f/
SH256 hash:
7d170109f352f251d7ac012882e005b059b0db5ecce7520acf7be2ba8f13792a
MD5 hash:
72403055ee098f50bcc8a238fdbef878
SHA1 hash:
eb5ed9b38f5a23bb00b221acf3f7233aa2e9299d
Link:
https://www.unpac.me/results/7bf1959f-0c68-4c51-902b-fc8d1619307f/
SH256 hash:
f85f3c79b425e956d87f165924d5212ef63347cf0fd15738fcce987beb88cda5
MD5 hash:
c4ce55307700821477e079e49d266398
SHA1 hash:
85469d775617828db64d2c8a56ec1e006ac41e0e
Link:
https://www.unpac.me/results/7bf1959f-0c68-4c51-902b-fc8d1619307f/
SH256 hash:
8b4f02e9e31e40131166738b0894f856ceda8f1e836d53bd282b1f88b3799c18
MD5 hash:
089ded70858784ccf08765852c6b86d2
SHA1 hash:
69059ec383fae9ab5c9a4f1a27e2ad7d70cee107
Link:
https://www.unpac.me/results/7bf1959f-0c68-4c51-902b-fc8d1619307f/
Malware family:
XLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/8b4f02e9e31e/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.35
Link:
https://yomi.yoroi.company/submissions/8b4f02e9e31e40131166738b0894f856ceda8f1e836d53bd282b1f88b3799c18

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: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.

Cape
Cape
https://www.capesandbox.com/analysis/276015/

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