MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 22c3cc5bc8bb078f468b2e502ea5054aeaa77a7638c71aeedef7acd075e9af01. 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: 11
| SHA256 hash: | 22c3cc5bc8bb078f468b2e502ea5054aeaa77a7638c71aeedef7acd075e9af01 |
|---|---|
| SHA3-384 hash: | bf96fe3a809c7a0f20339824c9bd085a9745e74ce286a57b713b645757978f3d6734703d959a7e7cc949b41a8d65e83a |
| SHA1 hash: | 199c182b769bb8e8cfcbdcd9d0051cdd06980897 |
| MD5 hash: | 0fdc5fd29b93e340555e02c85738d7b5 |
| humanhash: | mississippi-lemon-florida-island |
| File name: | SecuriteInfo.com.Trojan.Siggen10.27740.30723.3507 |
| Download: | download sample |
| Signature | Formbook |
| File size: | 524'800 bytes |
| First seen: | 2020-09-25 01:40:42 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'657 x AgentTesla, 19'468 x Formbook, 12'206 x SnakeKeylogger) |
| ssdeep | 6144:kOnJca2zaKj80bIT86M5j1HaJSvTpKXFZMMyC+:kqiqKj80bIwrb6JS7pKXFiZ |
| Threatray | 2'255 similar samples on MalwareBazaar |
| TLSH | E9B417F2284F4125E36B2D71CC20C684BE3C6760F642671EFAB9937CF8A462A67055D7 |
| Reporter |  SecuriteInfoCom |
| Tags: | FormBook |
Intelligence
File Origin
# of uploads :
1
# of downloads :
143
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Formbook
Result
Verdict:
Malware
Maliciousness:
Behaviour
Sending a UDP request
Creating a window
Creating a file in the %temp% subdirectories
Creating a file
Creating a process from a recently created file
Launching a process
Launching cmd.exe command interpreter
Setting browser functions hooks
Unauthorized injection to a recently created process
Unauthorized injection to a recently created process by context flags manipulation
Unauthorized injection to a system process
Result
Threat name:
Unknown
Detection:
malicious
Classification:
evad
Score:
56 / 100
Signature
.NET source code contains very large array initializations
Multi AV Scanner detection for submitted file
Tries to detect virtualization through RDTSC time measurements
Behaviour
Behavior Graph:
Detection:
formbook
Threat name:
ByteCode-MSIL.Trojan.Wacatac
Status:
Malicious
First seen:
2020-09-24 22:34:05 UTC
AV detection:
25 of 29 (86.21%)
Threat level:
5/5
Detection(s):
Malicious file
Verdict:
malicious
Label(s):
formbook
Similar samples:
+ 2'245 additional samples on MalwareBazaar
Result
Malware family:
formbook
Score:
10/10
Tags:
rat trojan spyware stealer family:formbook
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Loads dropped DLL
Executes dropped EXE
Formbook Payload
Formbook
Malware Config
C2 Extraction:
http://www.funpexw.com/dmr/
Unpacked files
SH256 hash:
04795abb4c6737a18b5bc12353c3b6f68023fac7d167781f25da96a0b05bf9e0
MD5 hash:
a6c2b00194fc2ba3efca6b646f23eb75
SHA1 hash:
3307b3ab2b37dc5748159fba784a53677db24969
Detections:
win_formbook_g0
win_formbook_auto
SH256 hash:
22c3cc5bc8bb078f468b2e502ea5054aeaa77a7638c71aeedef7acd075e9af01
MD5 hash:
0fdc5fd29b93e340555e02c85738d7b5
SHA1 hash:
199c182b769bb8e8cfcbdcd9d0051cdd06980897
SH256 hash:
b80155dbd80f8bc5d3f59e08df47aefa42e73612aac6e8845fad3cae516cbdb0
MD5 hash:
0478256ba4237f2e33b77f8127d9a145
SHA1 hash:
560f2cd098bd81c18174d980652b28a8c90c48e2
SH256 hash:
19d9922060be89a70b76e5c0056e751f1baa5d41819235c92cf4f5d7668e1267
MD5 hash:
811864a0b06c529af894a7fec6ddbf47
SHA1 hash:
d35b82933eb06a6ec60e8cbbdb65eb6cdcaeb6d2
SH256 hash:
884b29ec2d0e205c4c880a569806daf4f25933f12e05c34dd9e6b568c17c986f
MD5 hash:
82ebcbe5d76052fe7e22cbc69bf7d7b4
SHA1 hash:
fac7b45e7bc91bfaff648df7ce4b23bd323537a9
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Kryptik
Score:
1.00
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: | Formbook |
|---|---|
| Author: | JPCERT/CC Incident Response Group |
| Description: | detect Formbook in memory |
| Reference: | internal research |
| Rule name: | win_formbook_auto |
|---|---|
| Author: | Felix Bilstein - yara-signator at cocacoding dot com |
| Description: | autogenerated rule brought to you by yara-signator |
| Rule name: | win_formbook_g0 |
|---|---|
| Author: | Slavo Greminger, SWITCH-CERT |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
Web download
Delivery method
Distributed via web download
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