MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 046bf8a6c9bc47b10b80a2ca83289714a931b5d10d864e02d2e20fdc09301108. 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


Intelligence 11 IOCs YARA 3 File information Comments

SHA256 hash: 046bf8a6c9bc47b10b80a2ca83289714a931b5d10d864e02d2e20fdc09301108
SHA3-384 hash: 767c8a66284915cbc9117b4b588f00a15ee37f2a906fc2ce6a02d33eb717ebca053e76c5f358f9bf8526cd23bd872643
SHA1 hash: 665544b6de3d5567ff4e79cef554b423621578f2
MD5 hash: fe13e54bd99d354af1a27ffdc3173a69
humanhash: potato-snake-eight-seventeen
File name:Order756576747876874653.gz.exe
Download: download sample
Signature Formbook
File size:185'856 bytes
First seen:2021-05-31 13:29:57 UTC
Last seen:2021-06-01 14:42:09 UTC
File type:Executable exe
MIME type:application/x-dosexec
ssdeep 3072:eQrvVuRZKkghPTVDSUiOLZqpo6Aa5xzcUzHYFdzJTeBySJKApAo:jrMzcFSIsu6PxQIR+U
Threatray 5'633 similar samples on MalwareBazaar
TLSH 4D04AE32DA51C430E2B211B5F67D0B7B483E0D353295A4E9A7E116E06FA49E9F12A31F
Reporter cocaman
Tags:exe FormBook

Intelligence


File Origin
# of uploads :
2
# of downloads :
229
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Order756576747876874653.gz.exe
Verdict:
Malicious activity
Analysis date:
2021-05-31 13:32:45 UTC
Tags:
trojan formbook stealer

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Result
Verdict:
Malware
Maliciousness:

Behaviour
Launching a process
Launching cmd.exe command interpreter
Sending a UDP request
DNS request
Sending an HTTP GET request
Setting browser functions hooks
Unauthorized injection to a system process
Unauthorized injection to a browser process
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.
Result
Threat name:
FormBook
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Signature
Antivirus / Scanner detection for submitted sample
C2 URLs / IPs found in malware configuration
Found malware configuration
Initial sample is a PE file and has a suspicious name
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 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 virtualization through RDTSC time measurements
Yara detected FormBook
Behaviour
Behavior Graph:
Threat name:
Win32.Trojan.FormBook
Status:
Malicious
First seen:
2021-05-31 09:43:50 UTC
File Type:
PE (Exe)
AV detection:
26 of 28 (92.86%)
Threat level:
  5/5
Result
Malware family:
formbook
Score:
  10/10
Tags:
family:formbook rat spyware stealer trojan
Behaviour
Modifies registry class
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of UnmapMainImage
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Deletes itself
Formbook Payload
Formbook
Malware Config
C2 Extraction:
http://www.paddlersonly.com/prn/
Please note that we are no longer able to provide a coverage score for Virus Total.

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:INDICATOR_SUSPICIOUS_Stomped_PECompilation_Timestamp_InTheFuture
Author:ditekSHen
Description:Detect executables with stomped PE compilation timestamp that is greater than local current time
Rule name:win_formbook_auto
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:autogenerated rule brought to you by yara-signator

File information


The table below shows additional information about this malware sample such as delivery method and external references.

Malspam

Formbook

Executable exe 046bf8a6c9bc47b10b80a2ca83289714a931b5d10d864e02d2e20fdc09301108

(this sample)

Comments