MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 3d46460aaf215354db83b8299f13c6574f1792582add090d05ec38107c377e23. 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: 13
| SHA256 hash: | 3d46460aaf215354db83b8299f13c6574f1792582add090d05ec38107c377e23 |
|---|---|
| SHA3-384 hash: | 33130af6bae4d46157171f21c09d3522d17f88d69b1c55373f2006c6f10fdf70d46e899de102e75b55e8095e1fc699ba |
| SHA1 hash: | a7ce553bbfe39b808be71d08502d22bc7dec97f0 |
| MD5 hash: | a2cd698d3b58c0530006a14593501d64 |
| humanhash: | sad-steak-idaho-sweet |
| File name: | yeni siparis listesi.exe |
| Download: | download sample |
| Signature | Formbook |
| File size: | 748'032 bytes |
| First seen: | 2021-09-13 20:48:47 UTC |
| Last seen: | 2021-09-13 22:19:32 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | 82370a24b9c73cf4d64f411275d30e40 (2 x Formbook) |
| ssdeep | 12288:TRuJxR+RWGfhP1FBZE0Dfe4jy77ijVa4nB40lRS/HqJ:TE6P5dZ9fzjDRa4B45v6 |
| Threatray | 9'471 similar samples on MalwareBazaar |
| TLSH | T1FAF47C5DE2E38D72E253933DAE5BEBC16D0A6E423D55E8D92F80BC538B37594A0041CB |
| dhash icon | b0b03a343630b8c0 (8 x RemcosRAT, 2 x BitRAT, 2 x Formbook) |
| Reporter |  abuse_ch |
| Tags: | exe FormBook geo TUR |
Intelligence
File Origin
# of uploads :
2
# of downloads :
214
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
yeni siparis listesi.exe
Verdict:
Suspicious activity
Analysis date:
2021-09-13 20:51:21 UTC
Tags:
n/a
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Formbook
Detection(s):
Result
Verdict:
Malware
Maliciousness:
Behaviour
Creating a window
DNS request
Connection attempt
Sending a custom TCP request
Verdict:
Likely Malicious
Threat level:
7.5/10
Confidence:
100%
Tags:
keylogger
Malware family:
Formbook
Verdict:
Malicious
Result
Threat name:
FormBook
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Signature
Allocates memory in foreign processes
C2 URLs / IPs found in malware configuration
Creates a thread in another existing process (thread injection)
Found malware configuration
Injects a PE file into a foreign processes
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
Tries to detect virtualization through RDTSC time measurements
Uses netsh to modify the Windows network and firewall settings
Writes to foreign memory regions
Yara detected FormBook
Behaviour
Behavior Graph:
Threat name:
Win32.Backdoor.Remcos
Status:
Malicious
First seen:
2021-09-13 01:32:40 UTC
AV detection:
23 of 45 (51.11%)
Threat level:
5/5
Detection(s):
Malicious file
Verdict:
malicious
Label(s):
formbook
Similar samples:
+ 9'461 additional samples on MalwareBazaar
Result
Malware family:
formbook
Score:
10/10
Tags:
family:formbook campaign:bc3s rat spyware stealer suricata 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 WriteProcessMemory
Suspicious use of SetThreadContext
Formbook Payload
Formbook
suricata: ET MALWARE FormBook CnC Checkin (GET)
Malware Config
C2 Extraction:
http://www.topei-products.com/bc3s/
Unpacked files
SH256 hash:
3d46460aaf215354db83b8299f13c6574f1792582add090d05ec38107c377e23
MD5 hash:
a2cd698d3b58c0530006a14593501d64
SHA1 hash:
a7ce553bbfe39b808be71d08502d22bc7dec97f0
Malware family:
FormBook
Verdict:
Malicious
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
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: | 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: | Detects win.formbook. |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
Malspam
Delivery method
Distributed via e-mail attachment
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