MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 8c415f3280483beadb4a6a4639221da3a1a16cc2bd74b6fd484a17ed4b83775e. 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: | 8c415f3280483beadb4a6a4639221da3a1a16cc2bd74b6fd484a17ed4b83775e |
|---|---|
| SHA3-384 hash: | b2d2f543be3c2beb869eca03375f6577cfa862e124ed09e0047b3692166d735227725c125d68c481d46096a08d7ea865 |
| SHA1 hash: | 970a7c557a3a03ed961a7c80a23d921b497e9591 |
| MD5 hash: | 3b4282fd2c75ca33a6ffc10dc5ccd494 |
| humanhash: | river-blue-connecticut-bluebird |
| File name: | scan_bank_transfer_09039838902982882.bat |
| Download: | download sample |
| Signature | Formbook |
| File size: | 889'856 bytes |
| First seen: | 2021-08-31 05:23:52 UTC |
| Last seen: | 2021-09-05 05:40:36 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'742 x AgentTesla, 19'607 x Formbook, 12'242 x SnakeKeylogger) |
| ssdeep | 12288:MUDmUiAuNMwZmiFa6DzjLsb+CilQt6YNE:lDVX6X4VN+em |
| Threatray | 8'636 similar samples on MalwareBazaar |
| TLSH | T1B015D87E19FDA1E7C165C6B58FD3B527F0009B6E31106D206ED267164222A7AB0F336E |
| dhash icon | b4ecccccd4c4ccc8 (8 x AgentTesla, 6 x Formbook, 2 x RedLineStealer) |
| Reporter |  GovCERT_CH |
| Tags: | exe FormBook |
Intelligence
File Origin
# of uploads :
2
# of downloads :
183
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
scan_bank_transfer_09039838902982882.bat
Verdict:
Suspicious activity
Analysis date:
2021-08-31 05:27:03 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
Creating a window
Sending a custom TCP request
Sending a UDP request
Unauthorized injection to a recently created process
Creating a file
Verdict:
Malicious
Result
Threat name:
FormBook
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Signature
.NET source code contains potential unpacker
.NET source code contains very large strings
C2 URLs / IPs found in malware configuration
Found malware configuration
Injects a PE file into a foreign processes
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for submitted file
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to detect virtualization through RDTSC time measurements
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Detection:
formbook
Threat name:
Win32.Trojan.AgentTesla
Status:
Malicious
First seen:
2021-08-31 03:44:39 UTC
AV detection:
9 of 46 (19.57%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
formbook
Similar samples:
+ 8'626 additional samples on MalwareBazaar
Result
Malware family:
formbook
Score:
10/10
Tags:
family:formbook campaign:im8r rat spyware stealer trojan
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Formbook Payload
Formbook
Malware Config
C2 Extraction:
http://www.5201314.mobi/im8r/
Unpacked files
SH256 hash:
c32d28c6475b3b24cac8b0d3354394f483fe4274178a844edacba4d3d949771a
MD5 hash:
6870cef3364d1f55c265e632a7008005
SHA1 hash:
7e4dfbabd7ba8840c99060307888cec54d757ead
Detections:
win_formbook_g0
win_formbook_auto
SH256 hash:
07d0fc2f1d38e4a46276caf4a3824769e839012e9b740e80a4c021f1d01722cc
MD5 hash:
d0378f76d908cac10f4f688ef801472e
SHA1 hash:
90b93d1108a1a27a55256eaba20bf80444121959
SH256 hash:
81f9eac76804c02f5baaa34c91b5775f965a34ad7811218d9c24e50cb6d9a90c
MD5 hash:
bae511742374b721136acaa03b0c1fa0
SHA1 hash:
215c50455b01a78ea173bbb034ddbe4b452ea734
SH256 hash:
8c415f3280483beadb4a6a4639221da3a1a16cc2bd74b6fd484a17ed4b83775e
MD5 hash:
3b4282fd2c75ca33a6ffc10dc5ccd494
SHA1 hash:
970a7c557a3a03ed961a7c80a23d921b497e9591
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.65
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: | pe_imphash |
|---|
| Rule name: | pe_imphash |
|---|
| Rule name: | Skystars_Malware_Imphash |
|---|---|
| Author: | Skystars LightDefender |
| Description: | imphash |
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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