MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8bf4672fd0effba25103a583f1bb8129550a43541283415b0ba58020936a29ef. 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: 14


Intelligence 14 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8bf4672fd0effba25103a583f1bb8129550a43541283415b0ba58020936a29ef
SHA3-384 hash: 74ed57e2250622559941b441540acc82bd7dc9e2088ba190d55ac7034ca54ed82ce285e19ff230d9d55b711e71acdba2
SHA1 hash: 2c2ffef8df07455a858d1439d5eedca56b7f4035
MD5 hash: 07bdce2eeed08bb6709599dda43ccab6
humanhash: fruit-music-seventeen-delaware
File name:SecuriteInfo.com.Win32.PWSX-gen.30796.1147
Download: download sample
Signature Formbook
Create hunting rule
File size:881'152 bytes
First seen:2022-10-17 03:52:45 UTC
Last seen:2022-10-17 04:50:31 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:qw6fEugy+qALEDSP8zC1uncdSDg/bnpb5w5ie7aQoa5203/qeIdpEGKm:++ZbN3wDg/BAie7aQ3l/qs
TLSH T11B1527BA22C1225FE416B1758187E9B366FBAD516142D1C390D30F6FBC881BBDA13397
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 70e88ee8e896e870 (15 x SnakeKeylogger, 7 x Formbook, 5 x Loki)
Reporter SecuriteInfoCom
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
239
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Formbook
Create hunting rule
Link:
https://www.capesandbox.com/analysis/320706/
Detection(s):
SecuriteInfo.com.Win32.PWSX-gen.30796.1147.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Unauthorized injection to a recently created process
Creating a file
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/634cd1a64fc319a52d55fc15/reports/7d14c6a0-b2ad-4ea8-b051-7188e3a76841/overview
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/631a1906-4d6e-4dfe-b927-218f60c651d8
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
96 / 100
Link:
https://www.joesandbox.com/analysis/1091478
Signature
.NET source code contains potential unpacker
C2 URLs / IPs found in malware configuration
Injects a PE file into a foreign processes
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to detect virtualization through RDTSC time measurements
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/8bf4672fd0effba25103a583f1bb8129550a43541283415b0ba58020936a29ef/
Threat name:
Win32.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2022-10-17 02:04:04 UTC
File Type:
PE (.Net Exe)
Extracted files:
12
AV detection:
20 of 26 (76.92%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=rp2gol6q5752euiduwb7do4bffkquq2uckbucwyluwacbe3kfhxq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:ndgi rat spyware stealer trojan
Link:
https://tria.ge/reports/221017-efmvsaafb3/
Behaviour
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetThreadContext
Formbook payload
Formbook
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/a29fdef9-1eaa-41a2-9938-d9592b0d0def
Unpacked files
SH256 hash:
375eaab2c09f3515b0870d8a12befdd3451607819119dc85f0cf1ea33c94aa71
MD5 hash:
6e4cb17237b23f1da7e11f53a21881cd
SHA1 hash:
0896ab009b5569ad685c61dfee198c6cb0bb265d
Detections:
FormBook
Create hunting rule
win_formbook_auto
Create hunting rule
win_formbook_g0
Create hunting rule
Link:
https://www.unpac.me/results/87b6d902-3cc8-4622-b32a-8764e86b5372/
Parent samples :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 hash:
c56565509acfb815955c7a6a76a68d151486fee9862d1f4241671f7ff4da5c62
MD5 hash:
6c0bce5341f2817aa8252c045b322147
SHA1 hash:
e3f50c3dd9da020dc392ff678cca9798e992a5dc
Link:
https://www.unpac.me/results/87b6d902-3cc8-4622-b32a-8764e86b5372/
SH256 hash:
1edc33690023781f5fb99438e9e78db563f7160f23e340e09a8222891658811d
MD5 hash:
1772401b91fb4b0ffa39eb3c25823214
SHA1 hash:
5096a66ff989c60d577debeb59f5631608e645a9
Link:
https://www.unpac.me/results/87b6d902-3cc8-4622-b32a-8764e86b5372/
SH256 hash:
678d527fc01a0eaa1be366ca97b0ad5a3fe890b1ef8267d2fc981ff43c4d08e5
MD5 hash:
2da433d67db4775d8f02a8fed4b31bf3
SHA1 hash:
235fe8f2076f3b5cfffacc574825550cee8e61e9
Link:
https://www.unpac.me/results/87b6d902-3cc8-4622-b32a-8764e86b5372/
SH256 hash:
e20ec8f3c957bcb6a194ef688bae8af2015cfffb20e7baf8b2114d7b70ade4ee
MD5 hash:
35cb29046968faca7f3f3b4463449b6c
SHA1 hash:
088c8c30ec1bece0a4b5bbfe3982b073f8b95598
Link:
https://www.unpac.me/results/87b6d902-3cc8-4622-b32a-8764e86b5372/
SH256 hash:
8bf4672fd0effba25103a583f1bb8129550a43541283415b0ba58020936a29ef
MD5 hash:
07bdce2eeed08bb6709599dda43ccab6
SHA1 hash:
2c2ffef8df07455a858d1439d5eedca56b7f4035
Link:
https://www.unpac.me/results/87b6d902-3cc8-4622-b32a-8764e86b5372/
Malware family:
FormBook
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/8bf4672fd0ef/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.81
Link:
https://yomi.yoroi.company/submissions/8bf4672fd0effba25103a583f1bb8129550a43541283415b0ba58020936a29ef

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/320706/

Comments