MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 b709d2521e36fb30edbddffff27e7a09a0aa2766cd98c6aea38c92bd1f953176. 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
ValleyRAT
Vendor detections: 10
| SHA256 hash: | b709d2521e36fb30edbddffff27e7a09a0aa2766cd98c6aea38c92bd1f953176 |
|---|---|
| SHA3-384 hash: | a057f808e62eed8e2c48393745373bb848876988239babeea0eca00069d49d509fece41e9a61b0090fbd1e8133a71ba0 |
| SHA1 hash: | f9b09befb30866b099222758b9dced1e58540c87 |
| MD5 hash: | c9dd06b54122a3c7b27299720b403a92 |
| humanhash: | texas-mobile-lamp-sodium |
| File name: | 2026-09-22.Paperwork.exe |
| Download: | download sample |
| Signature | ValleyRAT |
| File size: | 148'480 bytes |
| First seen: | 2026-09-22 12:26:09 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| ssdeep | 3072:SoYBhkM8tTWFPWq8R5RO8Aaqg1dQznziVJ+cwUQDag+DceeEc:gjk0Wq35iy0J+/UQDu5 |
| TLSH | T131E3092C6FD47F74DBAE0778C8532321ABB5E0AB16E3A39F08C815751F64358E6640DA |
| TrID | 33.1% (.EXE) Win64 Executable (generic) (6522/11/2) 25.6% (.EXE) Win16 NE executable (generic) (5038/12/1) 10.4% (.ICL) Windows Icons Library (generic) (2059/9) 10.3% (.EXE) OS/2 Executable (generic) (2029/13) 10.1% (.EXE) Generic Win/DOS Executable (2002/3) |
| Magika | pebin |
| Reporter |  smica83 |
| Tags: | exe ValleyRAT |
Intelligence
File Origin
# of uploads :
1
# of downloads :
206
Origin country :
HUVendor Threat Intelligence
No detections
Malware family:
n/a
ID:
1
File name:
exe
Verdict:
Malicious activity
Analysis date:
2026-09-22 12:29:31 UTC
Tags:
n/a
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Detection(s):
Verdict:
Malicious
Score:
93.3%
Tags:
malware
Result
Verdict:
Clean
Maliciousness:
Behaviour
Searching for synchronization primitives
Launching the default Windows debugger (dwwin.exe)
Verdict:
Unknown
Threat level:
2.5/10
Confidence:
100%
Tags:
obfuscated
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Verdict:
Malicious
File Type:
exe x64
First seen:
2026-09-22T06:09:00Z UTC
Last seen:
2026-09-23T02:31:00Z UTC
Hits:
~10
Verdict:
Malicious
Result
Threat name:
n/a
Detection:
malicious
Classification:
evad
Score:
84 / 100
Signature
.NET source code contains very large array initializations
Allocates memory in foreign processes
Found direct / indirect Syscall (likely to bypass EDR)
Moves itself to temp directory
Multi AV Scanner detection for submitted file
Queries sensitive service information (via WMI, WIN32_SERVICE, often done to detect sandboxes)
Suricata IDS alerts for network traffic
Unusual module load detection (module proxying)
Writes to foreign memory regions
Behaviour
Behavior Graph:
Score:
89%
Verdict:
Malware
File Type:
PE
Verdict:
inconclusive
YARA:
5 match(es)
Tags:
.Net Executable Managed .NET PDB Path PE (Portable Executable) PE File Layout SOS: 0.46 Win 64 Exe x64
Threat name:
Win64.Trojan.Silverfox
Status:
Suspicious
First seen:
2026-09-22 11:17:05 UTC
File Type:
PE+ (.Net Exe)
AV detection:
23 of 38 (60.53%)
Threat level:
5/5
Detection(s):
Suspicious file
Result
Malware family:
n/a
Score:
6/10
Tags:
discovery persistence
Behaviour
Checks processor information in registry
Modifies data under HKEY_USERS
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: RenamesItself
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Drops file in Program Files directory
Checks installed software on the system
Unpacked files
SH256 hash:
b709d2521e36fb30edbddffff27e7a09a0aa2766cd98c6aea38c92bd1f953176
MD5 hash:
c9dd06b54122a3c7b27299720b403a92
SHA1 hash:
f9b09befb30866b099222758b9dced1e58540c87
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: | NET |
|---|---|
| Author: | malware-lu |
| Rule name: | pe_no_import_table |
|---|---|
| Description: | Detect pe file that no import table |
| Rule name: | VECT_Ransomware |
|---|---|
| Author: | Mustafa Bakhit |
| Description: | Detects activity associated with VECT ransomware. This includes registry modifications and deletions, execution of system and defense-evasion commands, suspicious API usage, mutex creation, file and memory manipulation, ransomware note generation, anti-debugging and anti-analysis techniques, and embedded cryptographic constants (SHA256) characteristic of this malware family. Designed for threat intelligence and malware detection environments. |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
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