MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 9a6f5a458aa652a41435afc6e89cf46302b02a5bb5fbfa049362b317f446fa54. 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: | 9a6f5a458aa652a41435afc6e89cf46302b02a5bb5fbfa049362b317f446fa54 |
|---|---|
| SHA3-384 hash: | 827970477e729001d0db36586b3e77f4675f033583addc6177a57ef0a2976c639e46b1cfac35ca84a2902e0d0903e3c0 |
| SHA1 hash: | 63096fff3bc5b3f3cbbfb300d6f96dab7c0a15ed |
| MD5 hash: | deb8bb074cc03666893e62f41f37f1ef |
| humanhash: | december-papa-kitten-floor |
| File name: | 5283079616_INV_SZV_WJG_001_20230830_180210.exe |
| Download: | download sample |
| Signature | Formbook |
| File size: | 508'604 bytes |
| First seen: | 2023-08-30 13:09:11 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | e2a592076b17ef8bfb48b7e03965a3fc (384 x GuLoader, 58 x RemcosRAT, 40 x AgentTesla) |
| ssdeep | 12288:OqYRUZ2Ro17RhWFORPeHpxIn0xh0rGzdf2wOanRrOoJplr51obRH:ORUZ2q1HWFcPeHpxE0xKrkjpnRiorlgH |
| Threatray | 3'088 similar samples on MalwareBazaar |
| TLSH | T186B4231233C1C60FC64B6772C5BBA6F95A689C49C93A470F1781BE7B3AB0191C758B63 |
| 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) |
| Reporter |  James_inthe_box |
| Tags: | exe FormBook |
Intelligence
File Origin
# of uploads :
1
# of downloads :
304
Origin country :
USVendor Threat Intelligence
Malware family:
guloader
ID:
1
File name:
5283079616_INV_SZV_WJG_001_20230830_180210.exe
Verdict:
Malicious activity
Analysis date:
2023-08-30 13:09:36 UTC
Tags:
guloader
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Detection(s):
Result
Verdict:
Clean
Maliciousness:
Behaviour
Creating a file
Delayed reading of the file
Searching for the window
Creating a file in the %temp% subdirectories
Creating a window
Gathering data
Verdict:
Likely Malicious
Threat level:
7.5/10
Confidence:
100%
Tags:
control lolbin overlay packed shell32
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
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.
Verdict:
Unknown
Result
Threat name:
GuLoader
Detection:
malicious
Classification:
troj.evad
Score:
64 / 100
Signature
Multi AV Scanner detection for submitted file
Tries to detect Any.run
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Yara detected GuLoader
Behaviour
Behavior Graph:
Threat name:
Win32.Trojan.Guloader
Status:
Malicious
First seen:
2023-08-29 03:41:07 UTC
File Type:
PE (Exe)
Extracted files:
11
AV detection:
19 of 38 (50.00%)
Threat level:
5/5
Detection(s):
Malicious file
Verdict:
malicious
Label(s):
formbook
Similar samples:
+ 3'078 additional samples on MalwareBazaar
Result
Malware family:
guloader
Score:
10/10
Tags:
family:guloader downloader
Behaviour
Checks processor information in registry
Enumerates system info in registry
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Enumerates physical storage devices
Drops file in Windows directory
Drops file in System32 directory
Suspicious use of NtCreateThreadExHideFromDebugger
Suspicious use of NtSetInformationThreadHideFromDebugger
Suspicious use of SetThreadContext
Legitimate hosting services abused for malware hosting/C2
Checks QEMU agent file
Loads dropped DLL
Guloader,Cloudeye
Unpacked files
SH256 hash:
982c5fb7ada7d8c9bc3e419d1c35da6f05bc5dd845940c179af3a33d00a36a8b
MD5 hash:
0ff2d70cfdc8095ea99ca2dabbec3cd7
SHA1 hash:
10c51496d37cecd0e8a503a5a9bb2329d9b38116
SH256 hash:
9a6f5a458aa652a41435afc6e89cf46302b02a5bb5fbfa049362b317f446fa54
MD5 hash:
deb8bb074cc03666893e62f41f37f1ef
SHA1 hash:
63096fff3bc5b3f3cbbfb300d6f96dab7c0a15ed
Malware family:
GuLoader
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
File information
The table below shows additional information about this malware sample such as delivery method and external references.
Delivery method
Other
Comments
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