MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 44bf46793f182055af9af6112cfd1236073c6ab0c879d0cffb49154e5c1c85dd. 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: | 44bf46793f182055af9af6112cfd1236073c6ab0c879d0cffb49154e5c1c85dd |
|---|---|
| SHA3-384 hash: | c1df3883eb8311ca379847359a55135682334df99841661548a6e50bbeaf1d324b5096d4db49bd3ef174338ba41a3b17 |
| SHA1 hash: | 128095dc05c3bdc4c00966f6c11ac79117f44833 |
| MD5 hash: | aabb09c3690d466afdfbbaeb791a8bc8 |
| humanhash: | music-coffee-freddie-washington |
| File name: | aabb09c3690d466afdfbbaeb791a8bc8 |
| Download: | download sample |
| Signature | Formbook |
| File size: | 241'783 bytes |
| First seen: | 2022-12-19 10:03:37 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | 97318da386948415d08cef4a9006d669 (71 x Formbook, 35 x SnakeKeylogger, 26 x AgentTesla) |
| ssdeep | 6144:FkwvQpUiezSv/iMQYDfyZepKpDLd8vG3be2x:EpReuiojyZTLd8Grfx |
| TLSH | T15F34126B29C4D467D95786B320F9C73BC7B6BB44602BB2CB6F504F7E382CA909902157 |
| TrID | 92.7% (.EXE) NSIS - Nullsoft Scriptable Install System (846567/2/133) 3.4% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13) 1.1% (.EXE) Win64 Executable (generic) (10523/12/4) 0.7% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 0.5% (.EXE) Win16 NE executable (generic) (5038/12/1) |
| File icon (PE): |  |
| dhash icon | cb8f2f9cbdbf8dcd (6 x AveMariaRAT, 2 x AgentTesla, 1 x Vjw0rm) |
| Reporter |  zbetcheckin |
| Tags: | 32 exe FormBook |
Intelligence
File Origin
# of uploads :
1
# of downloads :
190
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
formbook
ID:
1
File name:
SKMB20221912.doc
Verdict:
Malicious activity
Analysis date:
2022-12-19 09:15:24 UTC
Tags:
exploit cve-2017-11882 loader formbook xloader trojan stealer
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
Creating a file in the %temp% directory
Creating a window
Creating a process from a recently created file
Launching a process
Сreating synchronization primitives
Launching cmd.exe command interpreter
Searching for synchronization primitives
Setting browser functions hooks
Unauthorized injection to a recently created process
Unauthorized injection to a recently created process by context flags manipulation
Forced shutdown of a system process
Unauthorized injection to a system process
Unauthorized injection to a browser process
Gathering data
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 detection for URL or domain
C2 URLs / IPs found in malware configuration
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)
Performs DNS queries to domains with low reputation
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 virtualization through RDTSC time measurements
Yara detected FormBook
Behaviour
Behavior Graph:
Threat name:
Win32.Trojan.FormBook
Status:
Malicious
First seen:
2022-12-19 10:38:03 UTC
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:8rmt rat spyware stealer trojan
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Loads dropped DLL
Executes dropped EXE
Formbook payload
Formbook
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Unpacked files
SH256 hash:
8d37b491f57e27e08e5e8432a9c4157c2087e72a11b51ee9772cd8a655c25a3b
MD5 hash:
a6f5f0ad823df7a4035d75827ad640e6
SHA1 hash:
4dc8ba4663975ef3d0b5014a229ca0d01506da91
Detections:
FormBook
win_formbook_auto
win_formbook_g0
SH256 hash:
86103dfb9d1432ab1832858abccceab5fc11f54e7571e47ccd1ef1fc22fe003e
MD5 hash:
b90829967c4bb4e9383db4bc97c700d7
SHA1 hash:
3a47c5fa95e23ba5dd019ce4f799e8c98c5f9202
SH256 hash:
44bf46793f182055af9af6112cfd1236073c6ab0c879d0cffb49154e5c1c85dd
MD5 hash:
aabb09c3690d466afdfbbaeb791a8bc8
SHA1 hash:
128095dc05c3bdc4c00966f6c11ac79117f44833
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:
0.18
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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