MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 8f73bafddb4146bb2f171e6ab67fe8ea2e870319b086280ddf948eb54cac1f7a. 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: 15
| SHA256 hash: | 8f73bafddb4146bb2f171e6ab67fe8ea2e870319b086280ddf948eb54cac1f7a |
|---|---|
| SHA3-384 hash: | d04dabf4f9dbe29c4ce3c1c20cca024734811d7cb213d5c6d36307aaed2e0a8f7048a987a265df7bf53172444b4e6e50 |
| SHA1 hash: | 6fd4b193b022734a1d95123db189cda114796d8a |
| MD5 hash: | 527d139b035b5a1713708cd0204238ec |
| humanhash: | tennis-may-nuts-william |
| File name: | 527d139b035b5a1713708cd0204238ec |
| Download: | download sample |
| Signature | Formbook |
| File size: | 189'440 bytes |
| First seen: | 2022-09-16 07:57:54 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| ssdeep | 3072:yi9EP+o5Mgz30tozcYoKqatFWHV9bf5RvLD5t9a:M/b0OzcLKqatFCV9z5Rv/5na |
| TLSH | T14E049E32D641C071E2B211B5F67D1B7B883E0D343698A0E6A3F616E16FA09A5F13931F |
| Reporter |  zbetcheckin |
| Tags: | 32 exe FormBook |
Intelligence
File Origin
# of uploads :
1
# of downloads :
312
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
avemaria
ID:
1
File name:
http://81.161.229.110/htdocs/
Verdict:
Malicious activity
Analysis date:
2022-09-15 10:12:07 UTC
Tags:
opendir loader trojan stealer rat avemaria arkei warzone formbook agenttesla keylogger remcos evasion snake asyncrat redline
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Result
Verdict:
Malware
Maliciousness:
Behaviour
Searching for the window
Verdict:
Likely Malicious
Threat level:
7.5/10
Confidence:
100%
Tags:
formbook overlay packed
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
Verdict:
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
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:
Detection:
formbook
Threat name:
Win32.Trojan.FormBook
Status:
Malicious
First seen:
2022-09-15 14:15:00 UTC
File Type:
PE (Exe)
AV detection:
24 of 25 (96.00%)
Threat level:
5/5
Detection(s):
Malicious file
Verdict:
malicious
Label(s):
formbook
Result
Malware family:
formbook
Score:
10/10
Tags:
family:formbook campaign:g2m0 rat
Behaviour
Suspicious behavior: EnumeratesProcesses
Verdict:
Informative
Tags:
n/a
YARA:
n/a
Unpacked files
SH256 hash:
8f73bafddb4146bb2f171e6ab67fe8ea2e870319b086280ddf948eb54cac1f7a
MD5 hash:
527d139b035b5a1713708cd0204238ec
SHA1 hash:
6fd4b193b022734a1d95123db189cda114796d8a
Detections:
FormBook
win_formbook_auto
win_formbook_g0
Malware family:
FormBook
Verdict:
Malicious
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.00
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: | malware_Formbook_strings |
|---|---|
| Author: | JPCERT/CC Incident Response Group |
| Description: | detect Formbook in memory |
| Reference: | internal research |
| Rule name: | meth_get_eip |
|---|---|
| Author: | Willi Ballenthin |
| Rule name: | meth_stackstrings |
|---|---|
| Author: | Willi Ballenthin |
| 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.
Web download
Delivery method
Distributed via web download
Comments
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