MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 fa0677131dfa36d3a5bfa4308c751de8ea66ef94956e57660cb361d967fccdad. 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: 17


Intelligence 17 IOCs YARA 2 File information Comments
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SHA256 hash: fa0677131dfa36d3a5bfa4308c751de8ea66ef94956e57660cb361d967fccdad
SHA3-384 hash: c93680ea4e0906d31937eb373b535d3754bdccf4a21a057a68a0ea63dc403a34faf04cc3f28ce26cc63d3cbe4a1bf4bd
SHA1 hash: 5cdfff9e12ebf6122cd24d902e3917178f136436
MD5 hash: b1f7a384e6905559dded9928b6ae934e
humanhash: nevada-mango-eleven-yankee
File name:DOCS.exe
Download: download sample
Signature FormBook
Create hunting rule
File size:880'640 bytes
First seen:2022-06-25 08:21:48 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'661 x AgentTesla, 19'474 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 24576:87DRdGdkLsmx7FxeaaClmsa30CiTo44Vi6S:87VcdkNBFaClmsakToel
Threatray 14'246 similar samples on MalwareBazaar
TLSH T13F15022BBB579E12C50C1676D4C3492813699707B163EB8B2E820EC95F053E94DCEBDB
TrID 69.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
9.9% (.EXE) Win64 Executable (generic) (10523/12/4)
6.2% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.7% (.EXE) Win16 NE executable (generic) (5038/12/1)
4.2% (.EXE) Win32 Executable (generic) (4505/5/1)
Reporter Anonymous
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
211
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
formbook
Create hunting rule
ID:
1
File name:
gggg.exe
Verdict:
Malicious activity
Analysis date:
2022-06-16 16:02:56 UTC
Tags:
trojan formbook stealer
Link:
https://app.any.run/tasks/23391522-c9c0-4ab6-8cac-25b71afc9ba7

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/283213/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Adding an access-denied ACE
Сreating synchronization primitives
Creating a process from a recently created file
Creating a process with a hidden window
Creating a file in the %temp% directory
Launching a process
Launching cmd.exe command interpreter
Unauthorized injection to a system process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
67%
Tags:
formbook packed
Link:
https://www.filescan.io/uploads/62b6c5c75245c8371c8b03cb/reports/8faf9094-526e-4d89-9bef-582ddc8cd6de/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/269baf4c-672e-430c-936a-6705bd76f931
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1019682
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains potential unpacker
Adds a directory exclusion to Windows Defender
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Detected FormBook malware
Injects a PE file into a foreign processes
Machine Learning 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
Modifies the context of a thread in another process (thread injection)
Modifies the prolog of user mode functions (user mode inline hooks)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Snort IDS alert for network traffic
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)
Tries to detect virtualization through RDTSC time measurements
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AntiVM3
Yara detected FormBook
Yara detected Generic Downloader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 652178 Sample: DOCS.exe Startdate: 25/06/2022 Architecture: WINDOWS Score: 100 58 Snort IDS alert for network traffic 2->58 60 Malicious sample detected (through community Yara rule) 2->60 62 Antivirus detection for URL or domain 2->62 64 12 other signatures 2->64 10 DOCS.exe 7 2->10         started        process3 file4 38 C:\Users\user\AppData\...\whsNGTXiyXVeO.exe, PE32 10->38 dropped 40 C:\...\whsNGTXiyXVeO.exe:Zone.Identifier, ASCII 10->40 dropped 42 C:\Users\user\AppData\Local\...\tmpFD35.tmp, XML 10->42 dropped 44 C:\Users\user\AppData\Local\...\DOCS.exe.log, ASCII 10->44 dropped 68 Uses schtasks.exe or at.exe to add and modify task schedules 10->68 70 Adds a directory exclusion to Windows Defender 10->70 72 Tries to detect virtualization through RDTSC time measurements 10->72 74 Injects a PE file into a foreign processes 10->74 14 DOCS.exe 10->14         started        17 powershell.exe 23 10->17         started        19 schtasks.exe 1 10->19         started        signatures5 process6 signatures7 76 Modifies the context of a thread in another process (thread injection) 14->76 78 Maps a DLL or memory area into another process 14->78 80 Sample uses process hollowing technique 14->80 82 Queues an APC in another process (thread injection) 14->82 21 explorer.exe 14->21 injected 25 conhost.exe 17->25         started        27 conhost.exe 19->27         started        process8 dnsIp9 50 consumerassetrecovery.com 173.254.88.30, 49814, 49818, 49820 UNIFIEDLAYER-AS-1US United States 21->50 52 www.surfandwind.com 3.64.163.50, 49841, 49843, 49844 AMAZON-02US United States 21->52 54 www.consumerassetrecovery.com 21->54 66 System process connects to network (likely due to code injection or exploit) 21->66 29 cmmon32.exe 18 21->29         started        signatures10 process11 file12 46 C:\Users\user\AppData\...\286logrv.ini, data 29->46 dropped 48 C:\Users\user\AppData\...\286logri.ini, data 29->48 dropped 84 Detected FormBook malware 29->84 86 Tries to steal Mail credentials (via file / registry access) 29->86 88 Tries to harvest and steal browser information (history, passwords, etc) 29->88 90 3 other signatures 29->90 33 cmd.exe 2 29->33         started        signatures13 process14 signatures15 56 Tries to harvest and steal browser information (history, passwords, etc) 33->56 36 conhost.exe 33->36         started        process16
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/fa0677131dfa36d3a5bfa4308c751de8ea66ef94956e57660cb361d967fccdad/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2022-06-16 07:09:19 UTC
File Type:
PE (.Net Exe)
Extracted files:
10
AV detection:
23 of 26 (88.46%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=7idhoey57i3nhjn7uqyiy5i55dvgn34usvxfozqmwnq5sz74zwwq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
0a874620c8336c25f8959fc05e5bc16b9b201fe2eb5849963028351f655469b4
FormBook
22a97bc8516563b8d5d94ae5937f0995a2fa87bc473fa9ad4e3cd512be5d7756
FormBook
533eb6971f42dd17b3042b98ebed4dedb0be2676ba3c87fa0a0dc33cc0aa20fd
FormBook
94b27063b9625806f22b815cba850fa7908f481ae3e8b11c64832a3dd1e97f1a
FormBook
994dd288944c3ad3229fc696132b470fa0a6eaadf9b932cdd317df9313217f63
FormBook
9dcb8b18c173b2407f6edd177227417ab9e0742997570b07d3d40ec71506480d
FormBook
a9849a0f7bf5b5e1f9b967737c44ddff914aaa05b8c910e414ac759ca2b959a1
FormBook
c40aa321d68974fa713dc4818c3fece5046dd2bffeddfe6227435a4e6eab954c
FormBook
fb8a5fdf6e7ff1a272f9384f5205ac8a271907266294044412629ee2c307128b
FormBook
+ 14'236 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:h06r rat spyware stealer suricata trojan
Link:
https://tria.ge/reports/220625-j9j37scghk/
Behaviour
Creates scheduled task(s)
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
Enumerates physical storage devices
Suspicious use of SetThreadContext
Checks computer location settings
Reads user/profile data of web browsers
Formbook Payload
Formbook
suricata: ET MALWARE FormBook CnC Checkin (GET)
suricata: ET MALWARE FormBook CnC Checkin (POST) M2
Unpacked files
SH256 hash:
cbec976825c1ad814eba484aac59b348758eac1e607abedd7ea4d9ddd2817015
MD5 hash:
3f0103969da5ecc41a78292f938d2cdc
SHA1 hash:
73efd020dfbbfda9bff721f6e432841dfa262824
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
FormBook
Create hunting rule
Link:
https://www.unpac.me/results/e7ea279c-5774-42c8-b714-876efb3e7afb/
Parent samples :
fa0677131dfa36d3a5bfa4308c751de8ea66ef94956e57660cb361d967fccdad
b960f95540f1d628bfec17c7c3c52c4a19cd5041b6c11ffe01cca4fd2d806fe4
0619d06bd956864677a71b2044e184c38050aaf55ec7fcd05376f72200502106
SH256 hash:
703830db8d840aef85118c9b2c6cd843e46db4dd1800a96d7b4c0a8dc64dfa70
MD5 hash:
ad546e7d8504edc0c8fc26dfd3a6584f
SHA1 hash:
beafcb93a32c0ea352fb9b9d9e14909073a736a4
Link:
https://www.unpac.me/results/e7ea279c-5774-42c8-b714-876efb3e7afb/
SH256 hash:
baa4d1016f9c77cde4fd69d8d62f25e090e6d890ca9f72080715fcb88427f8b5
MD5 hash:
1465e0d0ea2ad70d2ae555e8c337fabc
SHA1 hash:
67a3fd0ebc7f9016273e2cca46f4d32cc7f697dc
Link:
https://www.unpac.me/results/e7ea279c-5774-42c8-b714-876efb3e7afb/
SH256 hash:
84238dc32dc2c72716d7233f509b43a45617e2a24ca07eecda58ae37a704b90b
MD5 hash:
1d6115ad56b1707c8afa1a65f22afc96
SHA1 hash:
58cbf25298e84cf9d91da78ae370ac5ddbb2c3fd
Link:
https://www.unpac.me/results/e7ea279c-5774-42c8-b714-876efb3e7afb/
SH256 hash:
fa0677131dfa36d3a5bfa4308c751de8ea66ef94956e57660cb361d967fccdad
MD5 hash:
b1f7a384e6905559dded9928b6ae934e
SHA1 hash:
5cdfff9e12ebf6122cd24d902e3917178f136436
Link:
https://www.unpac.me/results/e7ea279c-5774-42c8-b714-876efb3e7afb/
Malware family:
FormBook
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/fa0677131dfa/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/fa0677131dfa36d3a5bfa4308c751de8ea66ef94956e57660cb361d967fccdad

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
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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/283213/

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