MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 04f02788e4ea8c82ee19b5205a7fb91dab83590d9290ed21b2bb2e00a2a18162. 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: 12


Intelligence 12 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 04f02788e4ea8c82ee19b5205a7fb91dab83590d9290ed21b2bb2e00a2a18162
SHA3-384 hash: cf40351deea8e3f887b728b26ec93080464c3544d51822ead2f7080985ec48deccd2cb48318927782e803840c657c721
SHA1 hash: ffb7a2eed363f0bbcfa5190a2938b17f9ca1028f
MD5 hash: a4a3769e4f45754cba878d7ef4d1e38c
humanhash: hawaii-twenty-potato-sink
File name:a4a3769e4f45754cba878d7ef4d1e38c.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:504'320 bytes
First seen:2022-03-05 18:22:28 UTC
Last seen:2022-03-05 19:35:42 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'814 x AgentTesla, 19'736 x Formbook, 12'282 x SnakeKeylogger)
ssdeep 12288:lU5znbveSXs7k9K0k+RPs92JOyvCdLq6CDY62UY:m1bveSXsiRNOyaBq6CDB3Y
Threatray 11'253 similar samples on MalwareBazaar
TLSH T1D3B4E12A96C911ACC16D077056FC95E423F84647BA43D76F7D9202E8EF6272FE302687
Reporter abuse_ch
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
288
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Formbook
Create hunting rule
Link:
https://www.capesandbox.com/analysis/247568/
Detection(s):
SecuriteInfo.com.Trojan.Siggen17.20328.8981.24391.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a custom TCP request
Unauthorized injection to a recently created process
Creating a file
Searching for synchronization primitives
Launching the default Windows debugger (dwwin.exe)
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.
Malware family:
Formbook
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Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/839b3a66-6eb1-4943-ab14-5396d2fcdc9b
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/951234
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Found malware configuration
Found potential dummy code loops (likely to delay analysis)
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
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/04f02788e4ea8c82ee19b5205a7fb91dab83590d9290ed21b2bb2e00a2a18162/
Threat name:
ByteCode-MSIL.Trojan.FormBook
Create hunting rule
Status:
Malicious
First seen:
2022-03-05 09:44:21 UTC
File Type:
PE (.Net Exe)
Extracted files:
73
AV detection:
23 of 27 (85.19%)
Threat level:
  5/5
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
28c28db28e96276f72ce38a60d04f0711388d3f93ecb34d4721dc94fc2bf9f07
Formbook
2eaed26372d31a289db21c2dc6f82a9b6c3742e1c072bd7eab68c1774e2e847d
Formbook
40a298c96e7be4f585a294ae8453cae3ba5628702462d5101ea607963041c9ad
Formbook
5dde67093b891df286e998912557fa598ebebc662bb30252fbe9ce7798e50242
Formbook
65ae1f1e2a2f90253d2e2a241514f2dfc3b5570f2ecf3df750281dca01879c7e
Formbook
6fe7cb8d05e0efd14937d31beb7ec072791d84020ceddd9ed70bce5b3c9f1aaf
Formbook
9de751536a55984df4e0686ff47bbe5553906d4b2e2559d7afc019fcb7d4eb4a
Formbook
dbc4b30858a2fa9f7001f2347e1cb88f660b8e6651962519b78a7978c6cc2d72
Formbook
+ 11'243 additional samples on MalwareBazaar
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:xloader campaign:e3rs loader rat
Link:
https://tria.ge/reports/220305-w1f2eaghd8/
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:
9466ad196dc155cae5ac01af53ff3c37eba4c2b1447f78c6f6fa185a4f9e5203
MD5 hash:
b68d2a64e63e9be68ffb9b38e4173658
SHA1 hash:
75e21487acf6ec033896407267994d2fd9bcd737
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/297283d9-3e42-4209-a621-94731b64c9df/
Parent samples :
65ae1f1e2a2f90253d2e2a241514f2dfc3b5570f2ecf3df750281dca01879c7e
2eaed26372d31a289db21c2dc6f82a9b6c3742e1c072bd7eab68c1774e2e847d
04f02788e4ea8c82ee19b5205a7fb91dab83590d9290ed21b2bb2e00a2a18162
b134ea31888ab5ab523e7aa34ce702c461b24cfc22abb2ae8946d0b4e1621ed0
7bcbf56053c133b1e92640bbd6ba32fc7bfcb202e4e0867b67518a75293c5d03
72e08d0769edfe48701e4062646bba120a9bdc02a9f0d9e85997fefcdff7503e
SH256 hash:
c611a6ceb263401ed18ff93961bd6d0cdf8757e48d8e76b13943e85b9d3b5a0b
MD5 hash:
f9b293305bd04eee511c0ffd0e7f29d7
SHA1 hash:
fd981a9537a903422311f582defc1c8fd97248af
Link:
https://www.unpac.me/results/297283d9-3e42-4209-a621-94731b64c9df/
SH256 hash:
7d170109f352f251d7ac012882e005b059b0db5ecce7520acf7be2ba8f13792a
MD5 hash:
72403055ee098f50bcc8a238fdbef878
SHA1 hash:
eb5ed9b38f5a23bb00b221acf3f7233aa2e9299d
Link:
https://www.unpac.me/results/297283d9-3e42-4209-a621-94731b64c9df/
SH256 hash:
fc4b5f53362334630b1f94201178275ecfb79ef4f4610c2211d146d791b29c27
MD5 hash:
4ec66a90617192d4ec943da97c64c622
SHA1 hash:
6c8de23a2b4b5cfdd04f5b8a02d6e9c74ae1f39a
Link:
https://www.unpac.me/results/297283d9-3e42-4209-a621-94731b64c9df/
SH256 hash:
a4ad262051ed2de2d106d703645a4a5a67d039881e6367e842f32f4a19d74f86
MD5 hash:
05fcbc9d79fd6f5e3147e636f9b413c2
SHA1 hash:
58cfe2bf03ec5d28a3dae3344ae3ea8c17a64593
Link:
https://www.unpac.me/results/297283d9-3e42-4209-a621-94731b64c9df/
SH256 hash:
04f02788e4ea8c82ee19b5205a7fb91dab83590d9290ed21b2bb2e00a2a18162
MD5 hash:
a4a3769e4f45754cba878d7ef4d1e38c
SHA1 hash:
ffb7a2eed363f0bbcfa5190a2938b17f9ca1028f
Link:
https://www.unpac.me/results/297283d9-3e42-4209-a621-94731b64c9df/
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/04f02788e4ea8c82ee19b5205a7fb91dab83590d9290ed21b2bb2e00a2a18162

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.

Web download

Formbook

Executable exe 04f02788e4ea8c82ee19b5205a7fb91dab83590d9290ed21b2bb2e00a2a18162

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/2071299/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/247568/

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