MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 bf6b4761b00e6361cd51396ef2ea47edf870755fd4341becee627c39ea2fb315. 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: | bf6b4761b00e6361cd51396ef2ea47edf870755fd4341becee627c39ea2fb315 |
|---|---|
| SHA3-384 hash: | 6fe33559c7a8a0639a54fa7e9b7729ad80c919b1e606382aaad70c6dfdd39cb3ada5d2d3bafc890da9912ef66136700e |
| SHA1 hash: | 1f3ad860838da18311e09c3ab42ec1c0508e8050 |
| MD5 hash: | 6e201981b59dbed41004e8a0787ab06e |
| humanhash: | foxtrot-lima-quebec-oxygen |
| File name: | 6e201981b59dbed41004e8a0787ab06e |
| Download: | download sample |
| Signature | Formbook |
| File size: | 1'439'232 bytes |
| First seen: | 2023-05-31 04:44:16 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'661 x AgentTesla, 19'474 x Formbook, 12'208 x SnakeKeylogger) |
| ssdeep | 24576:pLvIBEPzAZIUk/EC5hQk4cUN/fn39s9zcCImSKh+KtjqX:pPz6MEBgUN3p9GJy |
| Threatray | 3'041 similar samples on MalwareBazaar |
| TLSH | T134650232464FBEFFFBE90D64D88B15880CC86AAB521C50A4BD8845DF32B5A54ED5EC70 |
| TrID | 71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13) 10.2% (.EXE) Win64 Executable (generic) (10523/12/4) 6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 4.3% (.EXE) Win32 Executable (generic) (4505/5/1) 2.0% (.ICL) Windows Icons Library (generic) (2059/9) |
| Reporter |  zbetcheckin |
| Tags: | 32 exe FormBook |
Intelligence
File Origin
# of uploads :
1
# of downloads :
244
Origin country :
FRVendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
6e201981b59dbed41004e8a0787ab06e
Verdict:
Suspicious activity
Analysis date:
2023-05-31 04:45:57 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
Searching for the window
Creating a window
Unauthorized injection to a recently created process
Creating a file
Verdict:
Malicious
Threat level:
10/10
Confidence:
100%
Tags:
lolbin packed stealer
Verdict:
Malicious
Labled as:
Trojan.Generic
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
.NET source code contains potential unpacker
Antivirus / Scanner detection for submitted sample
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Found malware configuration
Injects a PE file into a foreign processes
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 sandboxes and other dynamic analysis tools (process name or module or function)
Tries to detect virtualization through RDTSC time measurements
Yara detected FormBook
Behaviour
Behavior Graph:
Threat name:
ByteCode-MSIL.Trojan.Generic
Status:
Suspicious
First seen:
2023-05-29 19:12:00 UTC
File Type:
PE (.Net Exe)
Extracted files:
4
AV detection:
26 of 37 (70.27%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
formbook
Similar samples:
+ 3'031 additional samples on MalwareBazaar
Result
Malware family:
formbook
Score:
10/10
Tags:
family:formbook campaign:hs95 rat spyware stealer trojan
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Formbook payload
Formbook
Unpacked files
SH256 hash:
83bcf419c847f65e877c951b09582457d8b41bcea9ae7f45972703b082ee8cb0
MD5 hash:
54841a158a44ed5508b9c6431dc3c127
SHA1 hash:
4e3b2494d6d9bfc323cb02191590150266765c52
Detections:
FormBook
win_formbook_w0
win_formbook_auto
win_formbook_g0
SH256 hash:
ff8c24bce1eb009f0d5c47a09b96caf02726c285cea0d635082ad4da27e63d1b
MD5 hash:
9d6ec6072ee1814a4a01d1eb3fb67ba1
SHA1 hash:
d0b416de1c900b6bcb35dc182b2e8744f16c3289
SH256 hash:
e2206f44306deb3ed9d634a46374edb74fa93583480b4a6e76aca14b282437ed
MD5 hash:
1ab5021d54f9e859ee3bbead48baeece
SHA1 hash:
63c74983825ff426fef255736ae669323528169d
SH256 hash:
bf6b4761b00e6361cd51396ef2ea47edf870755fd4341becee627c39ea2fb315
MD5 hash:
6e201981b59dbed41004e8a0787ab06e
SHA1 hash:
1f3ad860838da18311e09c3ab42ec1c0508e8050
Malware family:
FormBook
Verdict:
Malicious
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.45
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: | BitcoinAddress |
|---|---|
| Author: | Didier Stevens (@DidierStevens) |
| Description: | Contains a valid Bitcoin address |
| Rule name: | meth_get_eip |
|---|---|
| Author: | Willi Ballenthin |
| Rule name: | meth_stackstrings |
|---|---|
| Author: | Willi Ballenthin |
| Rule name: | pe_imphash |
|---|
| Rule name: | Skystars_Malware_Imphash |
|---|---|
| Author: | Skystars LightDefender |
| Description: | imphash |
| Rule name: | Windows_Trojan_Formbook |
|---|---|
| Author: | @malgamy12 |
| Rule name: | Windows_Trojan_Formbook_1112e116 |
|---|---|
| Author: | Elastic Security |
| Rule name: | win_formbook_auto |
|---|---|
| Author: | Felix Bilstein - yara-signator at cocacoding dot com |
| Description: | Detects win.formbook. |
| Rule name: | win_formbook_w0 |
|---|---|
| Author: | @malgamy12 |
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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