MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 fb8a5fdf6e7ff1a272f9384f5205ac8a271907266294044412629ee2c307128b. 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: 16
| SHA256 hash: | fb8a5fdf6e7ff1a272f9384f5205ac8a271907266294044412629ee2c307128b |
|---|---|
| SHA3-384 hash: | d75c2f41711fc27a449839432940111118f1aa9b1eeee272943c54305077b1bfc83185ffc96e1ca321089b83ab733472 |
| SHA1 hash: | 7cf597f4fffacfb1655a18af80dd0da9c913ba4f |
| MD5 hash: | 449dad18ba076ae4b12cdc5a1b8fa824 |
| humanhash: | princess-mississippi-oven-fruit |
| File name: | 449dad18ba076ae4b12cdc5a1b8fa824 |
| Download: | download sample |
| Signature | Formbook |
| File size: | 622'080 bytes |
| First seen: | 2022-06-14 08:59:50 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 | 12288:DdsxBafvIK2iNq2iNq2iNq2iNXgI71rRJMqmDgCxwRJocnrQF8JlhVV:DCqf51I1I1I1GCPqwMcrQiJl |
| TLSH | T182D4E1D5E3A7ED3DF028B2B3B550901C27A5562D81E4C1366EACB28E34B278715F0E67 |
| TrID | 64.2% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13) 11.5% (.SCR) Windows screen saver (13101/52/3) 9.2% (.EXE) Win64 Executable (generic) (10523/12/4) 5.7% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 3.9% (.EXE) Win32 Executable (generic) (4505/5/1) |
| Reporter |  zbetcheckin |
| Tags: | 32 exe FormBook |
Intelligence
File Origin
# of uploads :
1
# of downloads :
252
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
449dad18ba076ae4b12cdc5a1b8fa824
Verdict:
Malicious activity
Analysis date:
2022-06-14 10:09:48 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
Unauthorized injection to a recently created process
Creating a file
Verdict:
Suspicious
Threat level:
5/10
Confidence:
100%
Tags:
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
.NET source code contains potential unpacker
C2 URLs / IPs found in 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
Snort IDS alert for network traffic
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 AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Detection:
formbook
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Status:
Malicious
First seen:
2022-06-14 08:51:20 UTC
File Type:
PE (.Net Exe)
Extracted files:
12
AV detection:
21 of 26 (80.77%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
formbook
Result
Malware family:
formbook
Score:
10/10
Tags:
family:formbook campaign:ep6l rat spyware stealer trojan
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Formbook Payload
Formbook
Unpacked files
SH256 hash:
dec15271d422cf3b82c0a94cf147312bb5a4a4f262da4b698ffe7e6bdaf18053
MD5 hash:
79c5c39e29ebe233cd13a50987e64609
SHA1 hash:
0560314716e6519158009159c017d2b52116608e
SH256 hash:
a8f2138dcf586b612aceb69d678210003482ed79246e4bc0a3f947606b180945
MD5 hash:
09167d844ca1eabf684638f346e93238
SHA1 hash:
371397218422737b5b7a374a24341afaadb9dda6
SH256 hash:
72734fd5d2f3a3c0df7d8e76a7670026aa3476bfcfc4b10efa535af4096fed5b
MD5 hash:
039ee3107d9575a764488608d143bf67
SHA1 hash:
9282642bb8cc3d07b511eb580f6abf815385fb9b
SH256 hash:
9a74aae8f773cbb44a6b583a3f3b34cc1300f93db4dabc29c2623ff084deded1
MD5 hash:
b47b5d6d1912b5bffb8057a2d21e9218
SHA1 hash:
091a0a4c2072df319540a10071de1560c9316882
Detections:
win_formbook_g0
win_formbook_auto
SH256 hash:
fb8a5fdf6e7ff1a272f9384f5205ac8a271907266294044412629ee2c307128b
MD5 hash:
449dad18ba076ae4b12cdc5a1b8fa824
SHA1 hash:
7cf597f4fffacfb1655a18af80dd0da9c913ba4f
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:
0.65
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: | 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.
Web download
Delivery method
Distributed via web download
Comments
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