MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 9d4378cdf74af431b0ac0afc6f5341f896dcb5fba9ccc937deb50a4539aa712b. 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: | 9d4378cdf74af431b0ac0afc6f5341f896dcb5fba9ccc937deb50a4539aa712b |
|---|---|
| SHA3-384 hash: | bdc4545ae155456875d0efa39d5df2753b4f505a46ed658c6c4dda62ece961da5f1352f804a20c178d19a94c465cb009 |
| SHA1 hash: | efe1483d021351c69683758da5dc871d46cf4a5d |
| MD5 hash: | bd7da39a826d40d755a686cfa5acb2c8 |
| humanhash: | beer-kansas-november-victor |
| File name: | bd7da39a826d40d755a686cfa5acb2c8 |
| Download: | download sample |
| Signature | Formbook |
| File size: | 283'010 bytes |
| First seen: | 2023-03-13 15:11:27 UTC |
| Last seen: | 2023-03-13 16:42:39 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | 61259b55b8912888e90f516ca08dc514 (1'059 x Formbook, 741 x AgentTesla, 427 x GuLoader) |
| ssdeep | 6144:PYa672hu27PgMGzwrNZqeSUxTlbhjLFQZXgiVhf:PYJ2M275G8W3UXzSrff |
| Threatray | 2'287 similar samples on MalwareBazaar |
| TLSH | T11A54124DBB79E8BFE4B34FB16C510A9AEAF357121C3A424E17551B5C740A252DA0F323 |
| TrID | 47.3% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13) 15.9% (.EXE) Win64 Executable (generic) (10523/12/4) 9.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 7.6% (.EXE) Win16 NE executable (generic) (5038/12/1) 6.8% (.EXE) Win32 Executable (generic) (4505/5/1) |
| File icon (PE): |  |
| dhash icon | b2a89c96a2cada72 (2'283 x Formbook, 981 x Loki, 803 x AgentTesla) |
| Reporter |  zbetcheckin |
| Tags: | 32 exe FormBook |
Intelligence
File Origin
# of uploads :
2
# of downloads :
255
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
formbook
ID:
1
File name:
YP INVOICE 999785.xlsx
Verdict:
Malicious activity
Analysis date:
2023-03-13 12:49:10 UTC
Tags:
exploit cve-2017-11882 loader stealer formbook trojan
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 file in the %temp% directory
Creating a window
Creating a process from a recently created file
Сreating synchronization primitives
Launching a process
Searching for synchronization primitives
Sending a custom TCP request
DNS request
Sending an HTTP GET request
Reading critical registry keys
Unauthorized injection to a recently created process
Unauthorized injection to a recently created process by context flags manipulation
Stealing user critical data
Unauthorized injection to a system process
Result
Malware family:
n/a
Score:
5/10
Tags:
n/a
Behaviour
MalwareBazaar
Verdict:
Malicious
Threat level:
10/10
Confidence:
100%
Tags:
comodo formbook nemesis overlay packed remcos shell32.dll zusy
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Verdict:
Unknown
Result
Threat name:
FormBook
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
Antivirus detection for dropped file
Antivirus detection for URL or domain
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)
Multi AV Scanner detection for dropped file
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 harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Yara detected FormBook
Behaviour
Behavior Graph:
Threat name:
Win32.Trojan.Casdet
Status:
Malicious
First seen:
2023-03-13 15:12:07 UTC
File Type:
PE (Exe)
Extracted files:
3
AV detection:
17 of 24 (70.83%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
formbook
Similar samples:
+ 2'277 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
7/10
Tags:
n/a
Behaviour
Modifies Internet Explorer settings
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
Suspicious use of SetThreadContext
Checks computer location settings
Executes dropped EXE
Loads dropped DLL
Unpacked files
SH256 hash:
238c544bda89fc0e311036fc4b86da67ee3070055ca80b77cf01bc0341db8b76
MD5 hash:
975164a874b4e6bef13351507580fa79
SHA1 hash:
4bd13d70ee19c13a7f157973d7a865cb474b16d8
Detections:
win_formbook_w0
win_formbook_auto
win_formbook_g0
SH256 hash:
22f6a6f29248844ad8c505b53bb39701bfff84586db24e5f10f62460e79f74ac
MD5 hash:
98aaf06c619f774428865068d0ed7747
SHA1 hash:
49ee4a56ce552b425591fbbaff5e67f5c9029707
SH256 hash:
9d4378cdf74af431b0ac0afc6f5341f896dcb5fba9ccc937deb50a4539aa712b
MD5 hash:
bd7da39a826d40d755a686cfa5acb2c8
SHA1 hash:
efe1483d021351c69683758da5dc871d46cf4a5d
Malware family:
XLoader
Verdict:
Malicious
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
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: | meth_get_eip |
|---|---|
| Author: | Willi Ballenthin |
| Rule name: | meth_stackstrings |
|---|---|
| Author: | Willi Ballenthin |
| Rule name: | shellcode |
|---|---|
| Author: | nex |
| Description: | Matched shellcode byte patterns |
| 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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