MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 bf72e59804540eab221a808357d1f3eff282b884835fec11f6541b8aa8ef3482. 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: 11


Intelligence 11 IOCs YARA 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: bf72e59804540eab221a808357d1f3eff282b884835fec11f6541b8aa8ef3482
SHA3-384 hash: 35abe360f3efe4a146a0dd3ecdb29f9b1901b1350a2a373cb8dbede831badf6a6827237a7f9e241905313f38ad5ba587
SHA1 hash: 82731b3a575379972dfe0fd6d65310ead66a39a4
MD5 hash: a7bfcda0feb59f19e3ba46717782df70
humanhash: finch-october-july-seven
File name:文档.exe
Download: download sample
Signature ValleyRAT
Create hunting rule
File size:236'544 bytes
First seen:2026-04-10 13:55:02 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 98542742d40ec559c0b2be1029d43198 (4 x ValleyRAT)
ssdeep 6144:IDLOnQ1n8N9yO1JKZOtz/LLvmpjEViaNdy:IDLIO8N9yuJcOZPupjja
TLSH T1D8349D07B7E674F5E1BAC234C4629615E775B8340B215BDF47648A8A1F32BE0AC3EB50
TrID 37.0% (.EXE) Win64 Executable (generic) (6522/11/2)
28.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
11.5% (.EXE) OS/2 Executable (generic) (2029/13)
11.3% (.EXE) Generic Win/DOS Executable (2002/3)
11.3% (.EXE) DOS Executable (generic) (2000/1)
Magika pebin
dhash icon 708c8e113392dc69 (3 x GoProxy, 2 x Vidar, 2 x ValleyRAT)
Reporter Ling
Tags:exe SilverFox Trojan/SilverFox.sb[sd] ValleyRAT


Avatar
CNGaoLing
Trojan/SilverFox.sb[sd]
IOC (Domain xcicvio.cn)

Intelligence

File Origin
# of uploads :
1
# of downloads :
128
Origin country :
US US
Vendor Threat Intelligence
No detections
Malware family:
n/a
ID:
1
File name:
文档.exe
Verdict:
No threats detected
Analysis date:
2026-04-10 09:31:57 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/bfbbdc78-7780-42be-8733-bed5d2fdd2fe

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/61046/
Verdict:
Malicious
Score:
81.4%
Link:
https://cyber-fortress.com/docs/result/index.php?id=69d9002b66ab6d001dd0fa0f
Tags:
shellcode
Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
DNS request
Connection attempt
Sending a custom TCP request
Enabling autorun by creating a file
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
adaptive-context anti-debug anti-vm microsoft_visual_cc mikey
Link:
https://www.filescan.io/uploads/69d9015b799d5bf325f62357/reports/5c7b6ac7-9394-4303-9952-b94a1823a7e6/overview
Verdict:
Malicious
Labled as:
Mikey.Generic
Link:
https://www.hybrid-analysis.com/sample/bf72e59804540eab221a808357d1f3eff282b884835fec11f6541b8aa8ef3482
Verdict:
Malicious
File Type:
exe x64
First seen:
2026-04-10T06:20:00Z UTC
Last seen:
2026-04-10T23:54:00Z UTC
Hits:
~10
Detections:
HEUR:Trojan.Win64.Generic Trojan.Win64.Zenpak.sb
Link:
https://opentip.kaspersky.com/bf72e59804540eab221a808357d1f3eff282b884835fec11f6541b8aa8ef3482/results?tab=lookup
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/6c0f4b44-ba62-4ab1-b41e-83e8d4298932
Score:
97%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/bf72e59804540eab221a808357d1f3eff282b884835fec11f6541b8aa8ef3482
Gathering data
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/bf72e59804540eab221a808357d1f3eff282b884835fec11f6541b8aa8ef3482/
Verdict:
Malicious
Threat:
Trojan.Win64.Zenpak
Link:
https://tip.neiki.dev/file/bf72e59804540eab221a808357d1f3eff282b884835fec11f6541b8aa8ef3482
Threat name:
Win64.Trojan.Ravartar
Create hunting rule
Status:
Malicious
First seen:
2026-04-10 13:50:50 UTC
File Type:
PE+ (Exe)
Extracted files:
25
AV detection:
18 of 38 (47.37%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=x5zolgaekqhkwiq2qcbvpupt57zifoeeqnp6yepwkqnyvkhpgsba._file
Result
Malware family:
n/a
Score:
  3/10
Tags:
persistence
Link:
https://tria.ge/reports/260410-q8fgyshy9z/
Behaviour
Uses Task Scheduler COM API
Unpacked files
SH256 hash:
bf72e59804540eab221a808357d1f3eff282b884835fec11f6541b8aa8ef3482
MD5 hash:
a7bfcda0feb59f19e3ba46717782df70
SHA1 hash:
82731b3a575379972dfe0fd6d65310ead66a39a4
Link:
https://www.unpac.me/results/c747a2ad-de80-458f-be5d-c3b7670fb337/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/bf72e59804540eab221a808357d1f3eff282b884835fec11f6541b8aa8ef3482

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:cobalt_strike_tmp01925d3f
Create hunting rule
Author:The DFIR Report
Description:files - file ~tmp01925d3f.exe
Reference:https://thedfirreport.com
Rule name:DebuggerCheck__API
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:golang_bin_JCorn_CSC846
Create hunting rule
Author:Justin Cornwell
Description:CSC-846 Golang detection ruleset
Rule name:meth_stackstrings
Create hunting rule
Author:Willi Ballenthin
Rule name:VECT_Ransomware
Create hunting rule
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.

Web download

ValleyRAT

Executable exe bf72e59804540eab221a808357d1f3eff282b884835fec11f6541b8aa8ef3482

(this sample)

  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/61046/

Comments