MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8af9276a69ab25e20e96921b19b6d3dd4b8d15c7472addbad8a89757fe4251ef. 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: 8af9276a69ab25e20e96921b19b6d3dd4b8d15c7472addbad8a89757fe4251ef
SHA3-384 hash: 560a390a89e5dff8ae112019c7ccd1e17efd07d91d64b41ec2a10e7f8920dbf7dcf983bbc567393b1a87ecb5a7bc6d89
SHA1 hash: 85372477f813da9cf2d3fd26e0e7545cb6fd8df9
MD5 hash: 4bb83345c32c0f82cbbe3713760c200e
humanhash: eight-pizza-california-potato
File name:PO & Contract.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:671'232 bytes
First seen:2022-08-29 06:25:10 UTC
Last seen:2022-09-05 11:42:00 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:67bTRLd536Nh3ndXEC9lvSgMyyU5F+/Ud6zerHAgU9EkRnptpYwK6cUz0aIXWX6J:67ZLd53E9ECTSgHFWUdHggU9Em/1cUon
TLSH T1AEE4234A33A49B6AE2BF0FF48571C1D02375A2475107DBA92E4872DD0E2B3D2C35666F
TrID 64.2% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
11.5% (.SCR) Windows screen saver (13101/52/3)
9.2% (.EXE) Win64 Executable (generic) (10523/12/4)
5.7% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
3.9% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon 62e4dcfe7efefce8 (12 x AgentTesla, 8 x Loki, 6 x Formbook)
Reporter lowmal3
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
4
# of downloads :
257
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
formbook
Create hunting rule
ID:
1
File name:
PO & Contract.exe
Verdict:
Malicious activity
Analysis date:
2022-08-29 06:31:12 UTC
Tags:
formbook stealer trojan
Link:
https://app.any.run/tasks/1f3164da-6684-4a22-b865-f31bfe1ef647

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/302049/
Detection(s):
SecuriteInfo.com.Trojan.PackedNET.1427.19267.29108.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Launching a process
Unauthorized injection to a system process
Verdict:
No Threat
Threat level:
  2/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/630c5c3a5b45ec20ccd50d1f/reports/58c40414-7bbe-429c-83d6-2f63244d03b9/overview
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
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/937b1e2e-9176-43e2-a85c-a3f2e3e9bccf
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1059543
Signature
.NET source code contains potential unpacker
C2 URLs / IPs found in malware configuration
Deletes itself after installation
Injects a PE file into a foreign processes
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Maps a DLL or memory area into another process
Modifies the context of a thread in another process (thread injection)
Multi AV Scanner detection for submitted file
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
System process connects to network (likely due to code injection or exploit)
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/8af9276a69ab25e20e96921b19b6d3dd4b8d15c7472addbad8a89757fe4251ef/
Threat name:
ByteCode-MSIL.Trojan.FormBook
Create hunting rule
Status:
Malicious
First seen:
2022-08-29 02:35:48 UTC
File Type:
PE (.Net Exe)
Extracted files:
24
AV detection:
20 of 26 (76.92%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=rl4so2tjvms6eduwsinrtnwt3vfy2fohi4vn3owyvclvp7sckhxq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Result
Malware family:
n/a
Score:
  7/10
Tags:
n/a
Link:
https://tria.ge/reports/220829-g67c8achen/
Behaviour
Modifies Internet Explorer settings
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Checks computer location settings
Loads dropped DLL
Unpacked files
SH256 hash:
f9f443ec5ce461a860f9c44611b089f090c0abe76c497a5adb3346d1248c396b
MD5 hash:
dc498424bbaa9dacb52586aecf5b8541
SHA1 hash:
aa06f54c65ab0f94b47154a27283afc1c8b7f532
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/3094301b-e76b-4c7c-a079-6b3f34db2dae/
Parent samples :
8af9276a69ab25e20e96921b19b6d3dd4b8d15c7472addbad8a89757fe4251ef
f5e4fe8ba1f482c650dfe0122078475da2330edf2a0bab3357ff071d27fa1a36
9139fdd15709f2c468d431d7557a6b3feb5d3bca897ade47452567070103be7e
757f1d0b58f293625cab63b5f8f3d6e4e5c2fdd7a49ad94c4fc8a506f468a395
f5079aa9467fb2854be80b49fa4cb761b8e4bbd0166ec958aa367258219894bd
408380ef1cec0eb81bd2068b1391da2b24e378c52fca48c94b922d9a0cc57753
SH256 hash:
815a7c965a5bd3a494c4c17f3e272566afd991963517824a417df406db17e38a
MD5 hash:
255a1cc2c2df72e3317fe544c38132b0
SHA1 hash:
a07ba8dada60c4621c0acff345faa81b0ad5ccef
Link:
https://www.unpac.me/results/3094301b-e76b-4c7c-a079-6b3f34db2dae/
SH256 hash:
c45a3dae97e5e635a567df02635fe941af384f35cc993d4e52a57fa4f4026b3e
MD5 hash:
966c65a2893f62df72494272d810448f
SHA1 hash:
de82f765123b6ed954996603b663e9bac36acfb6
Link:
https://www.unpac.me/results/3094301b-e76b-4c7c-a079-6b3f34db2dae/
SH256 hash:
2dde73b05f8397684e451d8a8837574b60ed8552e6c0fc0cf0853c4e5361d10e
MD5 hash:
bed1c479621e5740942f1eb3d970d50f
SHA1 hash:
9b69b11f7b216d219cf83bfc94490f6e1d4de4d4
Link:
https://www.unpac.me/results/3094301b-e76b-4c7c-a079-6b3f34db2dae/
SH256 hash:
6de57417925b4546c6039113c4c2177c2210b562bb0328165450e2c81d3180ab
MD5 hash:
9df5f5fe05a469e4207eea324d02d15a
SHA1 hash:
4de488c52ed1fd171f8791c1a3209495a04d9afb
Link:
https://www.unpac.me/results/3094301b-e76b-4c7c-a079-6b3f34db2dae/
SH256 hash:
9b4aee132a0228378d66a57fda3a2030952309ef74cf2db724ac916b04d8c034
MD5 hash:
93c6391d23c1aa1ed66fb13f82f2ee31
SHA1 hash:
220098c3047c32b51ae13a5cc1e9beeef3da6e18
Link:
https://www.unpac.me/results/3094301b-e76b-4c7c-a079-6b3f34db2dae/
SH256 hash:
8af9276a69ab25e20e96921b19b6d3dd4b8d15c7472addbad8a89757fe4251ef
MD5 hash:
4bb83345c32c0f82cbbe3713760c200e
SHA1 hash:
85372477f813da9cf2d3fd26e0e7545cb6fd8df9
Link:
https://www.unpac.me/results/3094301b-e76b-4c7c-a079-6b3f34db2dae/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.65
Link:
https://yomi.yoroi.company/submissions/8af9276a69ab25e20e96921b19b6d3dd4b8d15c7472addbad8a89757fe4251ef

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.

Malspam

Formbook

Executable exe 8af9276a69ab25e20e96921b19b6d3dd4b8d15c7472addbad8a89757fe4251ef

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/302049/

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