MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 dfb043181104c761880453807f8f14d992051e386561621280452e47d1895936. 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: | dfb043181104c761880453807f8f14d992051e386561621280452e47d1895936 |
|---|---|
| SHA3-384 hash: | e8e4a16ecf4d31748321fb677bfc25b6e27f52011b7584ab8a8f405e7fc31bf07d777ffea3fd017bba8f73a1fc9ba894 |
| SHA1 hash: | 663b1d28b34aed755b4871562c49e64de0ac79c3 |
| MD5 hash: | 0c5c4be477ec74a4aa01d243131853f1 |
| humanhash: | may-illinois-sierra-nine |
| File name: | SecuriteInfo.com.Win32.PWSX-gen.2397.24837 |
| Download: | download sample |
| Signature | Formbook |
| File size: | 1'108'480 bytes |
| First seen: | 2022-11-08 09:39:23 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'209 x SnakeKeylogger) |
| ssdeep | 12288:HUEkNVFJsVEKMNgMp/NpKk9Z3ZqYtTX4zC0qKByFiAsH71eTjKQIOs:HULFSK96Mp/n3zZZ0qXFip7WuQIt |
| TLSH | T1C135AE9034602BB4E97ECBF246399A3083F33D69626AF60E5CD578EB3573B924520D17 |
| TrID | 72.5% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13) 10.4% (.EXE) Win64 Executable (generic) (10523/12/4) 6.5% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 4.4% (.EXE) Win32 Executable (generic) (4505/5/1) 2.0% (.EXE) OS/2 Executable (generic) (2029/13) |
| File icon (PE): |  |
| dhash icon | d4c4c4d8ccd4f0c4 (63 x Formbook, 23 x AgentTesla, 8 x RemcosRAT) |
| Reporter |  SecuriteInfoCom |
| Tags: | exe FormBook |
Intelligence
File Origin
# of uploads :
1
# of downloads :
217
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
SecuriteInfo.com.Win32.PWSX-gen.2397.24837
Verdict:
Malicious activity
Analysis date:
2022-11-08 09:42:43 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
Searching for the window
Creating a window
Sending a custom TCP request
Unauthorized injection to a recently created process
Creating a file
Verdict:
Suspicious
Threat level:
5/10
Confidence:
100%
Tags:
packed
Result
Verdict:
UNKNOWN
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
C2 URLs / IPs found in malware configuration
Icon mismatch, binary includes an icon from a different legit application in order to fool users
Injects a PE file into a foreign processes
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
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:
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Status:
Malicious
First seen:
2022-11-08 07:47:34 UTC
File Type:
PE (.Net Exe)
Extracted files:
33
AV detection:
18 of 26 (69.23%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
formbook
Result
Malware family:
formbook
Score:
10/10
Tags:
family:formbook campaign:m2x5 rat spyware stealer trojan
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Formbook payload
Formbook
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Unpacked files
SH256 hash:
b42544eef6f69b993dce47e07385ca09ff261b1a34d00494de360fcaa7f0bcdf
MD5 hash:
d4a2cb3114662cd22e4d1fee72879ec7
SHA1 hash:
5d420d8d2f06b4a6099fb15c806433d5f87ca10b
Detections:
FormBook
win_formbook_auto
win_formbook_g0
SH256 hash:
03efbcd0faad9b5275a10408a618ec367b582aa4fa9141a83b01044089115639
MD5 hash:
ba22ad688b839224ce336fcc87174783
SHA1 hash:
bc5ed2f3d6762ad903bd591cb72a96bc4a585b2a
SH256 hash:
13e80fde971ff150ba6cc8008a9be6c02401fa85925b91662b84f1da7b0826d8
MD5 hash:
0d529117d051d9f40242787b84fe9e0c
SHA1 hash:
90623a4bc25293f51803b60cdcad2e54fbcee67f
SH256 hash:
cfc16a2dbb933b1b85807d48966e9301b9fc34f4c44e7357713ca88b54bf4ab4
MD5 hash:
aabd0bdc81026ade6c57383f21d5c227
SHA1 hash:
4b26936bb8c03be6d7963184215a5ab594ecb765
SH256 hash:
f8d3ac77b7497242bec906df3a67fb34e9911b10cf9d67083b05a5166ef5c6d0
MD5 hash:
c2ac1817a6736fa281f4b7f8e241420d
SHA1 hash:
183a79e161f6047c8be0d61d2f0cee5a6ce915c1
SH256 hash:
dfb043181104c761880453807f8f14d992051e386561621280452e47d1895936
MD5 hash:
0c5c4be477ec74a4aa01d243131853f1
SHA1 hash:
663b1d28b34aed755b4871562c49e64de0ac79c3
Please note that we are no longer able to provide a coverage score for Virus Total.
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: | 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.
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