MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f4afad610ada8c98e0e1bf3907d6ae1b3ffe56d2060df106d9336aac195a5e31. 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: 15


Intelligence 15 IOCs YARA 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: f4afad610ada8c98e0e1bf3907d6ae1b3ffe56d2060df106d9336aac195a5e31
SHA3-384 hash: 4c7235fac3c0a06be2ab157595edbadc9db22733dd7c2a3a9bbd42410ba7f9e435e22cf94504dafc4ed29d15c4df8677
SHA1 hash: 99d0ba7ea571144853eca2e5dfdb390ba4062e97
MD5 hash: dae31008c7fe1c45abc590bdeb9ac151
humanhash: georgia-twenty-river-ack
File name:f4afad610ada8c98e0e1bf3907d6ae1b3ffe56d2060df106d9336aac195a5e31
Download: download sample
Signature Formbook
Create hunting rule
File size:308'905 bytes
First seen:2023-05-14 09:58:25 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 61259b55b8912888e90f516ca08dc514 (1'059 x Formbook, 741 x AgentTesla, 427 x GuLoader)
ssdeep 6144:PYa6uY8OmDIIJ+5Zlietjh89ExSjF1FaJNHefy2a6gwSYdmN2Rwl1IUVJNJ5xkyC:PY4Y81KxjHVOGr+6pwSY0N2LkJnkyC9z
Threatray 2'845 similar samples on MalwareBazaar
TLSH T1A36412512269C0F3E8730A710E3C06A6D9E6D92508A5AA972FF07FAC3C35552D63E733
TrID 47.3% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
15.9% (.EXE) Win64 Executable (generic) (10523/12/4)
9.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
7.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
6.8% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon b2a89c96a2cada72 (2'283 x Formbook, 981 x Loki, 803 x AgentTesla)
Reporter petikvx
Tags:FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
97
Origin country :
FR FR
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
SKMTCG2445465768787.xls
Verdict:
Malicious activity
Analysis date:
2023-04-04 15:29:37 UTC
Tags:
opendir exploit cve-2017-11882 loader
Link:
https://app.any.run/tasks/7c790055-ef23-4c57-9b6d-1997c2a93a4d

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/389380/
Detection(s):
Sanesecurity.Malware.28885.BadCo.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file in the %temp% directory
Creating a window
Creating a process from a recently created file
Сreating synchronization primitives
Unauthorized injection to a recently created process
Unauthorized injection to a recently created process by context flags manipulation
Result
Malware family:
n/a
Score:
  5/10
Tags:
n/a
Link:
https://dragonfly.certego.net/analysis/84131/overview
Behaviour
MalwareBazaar
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
comodo formbook nemesis overlay packed remcos shell32.dll
Link:
https://www.filescan.io/uploads/6460b0fc9afafccc175d35cc/reports/9c3e03ff-9fa5-43af-8c9d-8d5c628de55c/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/f4afad610ada8c98e0e1bf3907d6ae1b3ffe56d2060df106d9336aac195a5e31
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.
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/5d6877e2-303a-4a68-9aee-d039bb3c5d5d
Result
Threat name:
FormBook, NSISDropper
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1232738
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Maps a DLL or memory area into another process
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Yara detected FormBook
Yara detected NSISDropper
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/f4afad610ada8c98e0e1bf3907d6ae1b3ffe56d2060df106d9336aac195a5e31/
Threat name:
Win32.Trojan.FormBook
Create hunting rule
Status:
Malicious
First seen:
2023-04-04 20:54:32 UTC
File Type:
PE (Exe)
Extracted files:
4
AV detection:
27 of 37 (72.97%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=6sx22yik3kgjryhbx44qpvvodm774vwsayg7cbwzgnvkygk2lyyq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
001ae890e1b80cd37b13080c823b9f52f8acaf173a99b3e6c5ab5126017e958d
Formbook
3ecf38540014a3fe10b883b34592b8e5eefb11d0e4abf64fd98129d00bf4a682
Formbook
43e743e060255d4a878a5fd14de21a97ae1fe045cd55dece4a9f1cd1857ee559
Formbook
4e11fcc1a1b57eda0d4a01087856ab72ea159ec8ad1f8430c0db94fb250c65e2
Formbook
6088e5794bbad98ae26121ec1c195a03b0b575e602a4a2bc2c8e299647186abd
Formbook
9beccd0237c35c26218afd582b1c76606f1a9d0c9de1bf75cc555518ffd6d420
Formbook
a6e19abfe7b2644d3853d4ecffe567b80b9bb1fede1f53023beacec13fb2ac4c
Formbook
b0302231ae277b08e383cef527b093307edf552a1777b5c9a088e2e1c61ad6fe
Formbook
e3afde7d787a34ec4480bc68be8f7b49ff2f9684bb3ac43cbeeb0b24c2ebdaca
Formbook
ffb63b1c0f03e57910b1f9b67f89bfe69768e5121ed5a0ecfc3af93dd6bc4c1f
Formbook
+ 2'835 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  7/10
Tags:
n/a
Link:
https://tria.ge/reports/230514-lz5chadh5t/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Checks computer location settings
Executes dropped EXE
Loads dropped DLL
Unpacked files
SH256 hash:
4c52875c677587a4ee9818d10f3df172ea88ac3ddb79fc569bfeaf208fb8cb6f
MD5 hash:
d984b608a8e4a3e93c9a72a53f222837
SHA1 hash:
a3b9bae4d00eafaf0edf22d1f0c1eac6d148cdab
Detections:
win_formbook_w0
Create hunting rule
win_formbook_auto
Create hunting rule
win_formbook_g0
Create hunting rule
Link:
https://www.unpac.me/results/ab2f843d-4ec0-4435-8f41-b38abd61237d/
Parent samples :
e323ee081dcd5002f4df050289a12efb32163aed062cae1e59d6ecc778215c96
9beccd0237c35c26218afd582b1c76606f1a9d0c9de1bf75cc555518ffd6d420
fedc599e2ac5deae790a550b54cc5f497e3f0d3e8519ce45202c7e5a05590830
a5de092cf0470e6194275e392a955b89bc00535d9180996da2a55b82f8215121
f4afad610ada8c98e0e1bf3907d6ae1b3ffe56d2060df106d9336aac195a5e31
081527de30dc241c82bb300d57a72a24a296db7eb7f8878baf40d634ec361549
392a3c13cc6f2803845bf0dc6bba16c5d56d0ee46aaaedab6c4de842cce50429
eef51981f7cdb215ed2578d443d27eddbed6dcaa37c568200edfc545b43ec69d
SH256 hash:
de20465fd3a111d40d14d3ca5f8c96425ed945da9756a8e65fddb0d3bbfe9bde
MD5 hash:
43d313fc3a0cd0520d1e573734bbabb0
SHA1 hash:
272f85c496e9789d55f34a203083dcd75f1bfe0b
Link:
https://www.unpac.me/results/ab2f843d-4ec0-4435-8f41-b38abd61237d/
SH256 hash:
e1812cfc3fe8ea15fe6c185c1b54215498d1a23628dc2b63c8bff61400842279
MD5 hash:
bfd46a6c21fe8ca46d69dd242206cfea
SHA1 hash:
2bf8db501c0d5524e60a74c1be6c06fe3ecca84f
Link:
https://www.unpac.me/results/ab2f843d-4ec0-4435-8f41-b38abd61237d/
SH256 hash:
f4afad610ada8c98e0e1bf3907d6ae1b3ffe56d2060df106d9336aac195a5e31
MD5 hash:
dae31008c7fe1c45abc590bdeb9ac151
SHA1 hash:
99d0ba7ea571144853eca2e5dfdb390ba4062e97
Link:
https://www.unpac.me/results/ab2f843d-4ec0-4435-8f41-b38abd61237d/
Malware family:
XLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/f4afad610ada/report/overview.html
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/f4afad610ada8c98e0e1bf3907d6ae1b3ffe56d2060df106d9336aac195a5e31

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:meth_get_eip
Create hunting rule
Author:Willi Ballenthin
Rule name:meth_stackstrings
Create hunting rule
Author:Willi Ballenthin
Rule name:shellcode
Create hunting rule
Author:nex
Description:Matched shellcode byte patterns
Rule name:Windows_Trojan_Formbook
Create hunting rule
Author:@malgamy12
Rule name:Windows_Trojan_Formbook_1112e116
Create hunting rule
Author:Elastic Security
Rule name:win_formbook_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:Detects win.formbook.
Rule name:win_formbook_w0
Create hunting rule
Author:@malgamy12

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/389380/

Comments