MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 8d27c368e6431f796a96389ac517d654ca3de20a6b9047095a47691532c7cf11. 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: | 8d27c368e6431f796a96389ac517d654ca3de20a6b9047095a47691532c7cf11 |
|---|---|
| SHA3-384 hash: | d1fd6e0bbe1d2d19019c3e5e96c98335dd62a26be474b29f07601ee2276fc644c0bb13e683d7c32e324cc91c61bac012 |
| SHA1 hash: | d770035c19094b6116293275767100978082e55d |
| MD5 hash: | 9191f2c11d448ac2baa34768d210f3a7 |
| humanhash: | seven-autumn-oxygen-florida |
| File name: | 9191f2c11d448ac2baa34768d210f3a7.exe |
| Download: | download sample |
| Signature | Formbook |
| File size: | 164'352 bytes |
| First seen: | 2021-05-24 06:59:25 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| ssdeep | 3072:qnB3Iv1lKekDI1xqMoAjrE6j30kSxSObtCxv4kLay2CG5ETpA:qx3DmLoAvRz0kSkObtCxv4kLDG5wpA |
| Threatray | 5'399 similar samples on MalwareBazaar |
| TLSH | 3CF39E32D641C031E2B241F5F66D1B7B843E0D353359A0AAD7E12AE16EE49E6F42931F |
| Reporter |  abuse_ch |
| Tags: | exe FormBook |
Intelligence
File Origin
# of uploads :
1
# of downloads :
136
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
9191f2c11d448ac2baa34768d210f3a7.exe
Verdict:
No threats detected
Analysis date:
2021-05-24 07:04:08 UTC
Tags:
n/a
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Formbook
Result
Verdict:
Malware
Maliciousness:
Behaviour
Sending a UDP request
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
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Found malware configuration
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
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
System process connects to network (likely due to code injection or exploit)
Tries to detect virtualization through RDTSC time measurements
Uses ipconfig to lookup or modify the Windows network settings
Yara detected FormBook
Behaviour
Behavior Graph:
Detection:
xloader
Threat name:
Win32.Trojan.FormBook
Status:
Malicious
First seen:
2021-05-24 07:00:14 UTC
AV detection:
39 of 47 (82.98%)
Threat level:
5/5
Detection(s):
Malicious file
Verdict:
malicious
Label(s):
formbook
Similar samples:
+ 5'389 additional samples on MalwareBazaar
Result
Malware family:
xloader
Score:
10/10
Tags:
family:xloader rat
Behaviour
Suspicious behavior: EnumeratesProcesses
Malware Config
C2 Extraction:
http://www.adultpeace.com/p2io/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Formbook
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 |
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
Comments
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MBC behaviors list (github.com/accidentalrebel/mbcscan):
============================================================
0) [B0001.034] Anti-Behavioral Analysis::Anti-debugging Instructions
1) [B0009.029] Anti-Behavioral Analysis::Instruction Testing
2) [B0012.001] Anti-Static Analysis::Argument Obfuscation
3) [C0029.002] Cryptography Micro-objective::SHA1::Cryptographic Hash
4) [C0027.009] Cryptography Micro-objective::RC4::Encrypt Data
5) [C0021.004] Cryptography Micro-objective::RC4 PRGA::Generate Pseudo-random Sequence
6) [C0026.001] Data Micro-objective::Base64::Encode Data
7) [C0026.002] Data Micro-objective::XOR::Encode Data