MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 24efd17a17d20c810212475d62f2ad609e192c135ae8606be53ab7606db458b7. 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: 12
| SHA256 hash: | 24efd17a17d20c810212475d62f2ad609e192c135ae8606be53ab7606db458b7 |
|---|---|
| SHA3-384 hash: | 428aca4d224dc264bf41c81e10a48a396853cc421926e222e3c00d1645576353951bb04547def68fb77409ee91348fe3 |
| SHA1 hash: | c767c567e52c0f732a2aa0d4a4073e2d1fd4e9c4 |
| MD5 hash: | 37c798e567bdb55faedd9d76292d929a |
| humanhash: | cola-grey-alabama-emma |
| File name: | 37c798e567bdb55faedd9d76292d929a |
| Download: | download sample |
| Signature | Formbook |
| File size: | 189'440 bytes |
| First seen: | 2021-11-29 21:18:13 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| ssdeep | 3072:KwSDkka/FG11w3Sy2ldQoaqq2Zwfh5VMmlyMFQoh98SVm8qA6tU:/6+Sdl7zq2Zwfh5VJlyMFQA98SmXD |
| Threatray | 11'979 similar samples on MalwareBazaar |
| TLSH | T14F04AE32D601C031F2B251B5F6791B7B483E0E347299A1E6E3E116E16FA48E9B53931F |
| Reporter |  zbetcheckin |
| Tags: | 32 exe FormBook |
Intelligence
File Origin
# of uploads :
1
# of downloads :
180
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
37c798e567bdb55faedd9d76292d929a
Verdict:
No threats detected
Analysis date:
2021-11-29 21:20:06 UTC
Tags:
n/a
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Result
Verdict:
Malware
Maliciousness:
Behaviour
Searching for the window
DNS request
Sending a custom TCP request
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
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
Self deletion via cmd delete
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:
2021-11-29 21:19:11 UTC
File Type:
PE (Exe)
AV detection:
26 of 28 (92.86%)
Threat level:
5/5
Verdict:
malicious
Label(s):
formbook
Similar samples:
+ 11'969 additional samples on MalwareBazaar
Result
Malware family:
formbook
Score:
10/10
Tags:
family:formbook campaign:c255 rat
Behaviour
Suspicious behavior: EnumeratesProcesses
Malware Config
C2 Extraction:
http://www.unlocoriver.com/c255/
Unpacked files
SH256 hash:
24efd17a17d20c810212475d62f2ad609e192c135ae8606be53ab7606db458b7
MD5 hash:
37c798e567bdb55faedd9d76292d929a
SHA1 hash:
c767c567e52c0f732a2aa0d4a4073e2d1fd4e9c4
Detections:
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:
0.14
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: | 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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