MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4972c57c77b67c080fca0e1f97e650894f7b60fb50d049ae9f43d83759fad701. 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: 6


Intelligence 6 IOCs YARA 10 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 4972c57c77b67c080fca0e1f97e650894f7b60fb50d049ae9f43d83759fad701
SHA3-384 hash: c11087612c3488541bf6de2691b723198fb751ba3113afe913d09714fe63358ab197abe6ec844dd72bbc37e3954734d8
SHA1 hash: f0dc5b597d28aee11eeb68ffe2a1d97bb1f72d37
MD5 hash: bf2db66718891a55da5d82817cab742d
humanhash: earth-london-six-fish
File name:2026.08.10裁员名单及补偿方案1_SUE.exe
Download: download sample
Signature ValleyRAT
Create hunting rule
File size:3'593'216 bytes
First seen:2026-08-10 11:24:17 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 1d6756920139c62afca29cb579fd4954 (2 x ValleyRAT)
ssdeep 49152:JDAn2xCeeraP8k9CVrggiL8PhzhJsv6tWKFdu9CcPTvG72MqOqRsjfJXcRWYNoi3:qDC9dQHJsv6tWKFdu9Cci4F
TLSH T102F57D87B6F61354D9B7C138C6A7616AEA717C428F60A9CF125CB3191A736F01E3B318
TrID 50.0% (.EXE) Generic Win/DOS Executable (2002/3)
49.9% (.EXE) DOS Executable (generic) (2000/1)
Magika pebin
dhash icon b2cf484c0c0acf36 (1 x ValleyRAT)
Reporter Ling
Tags:exe SilverFox ValleyRAT


Avatar
CNGaoLing
SilverFox
IOC (Domain utuhv.cn) (IP 18.166.189.193:8080)

Intelligence

File Origin
# of uploads :
1
# of downloads :
148
Origin country :
US US
Vendor Threat Intelligence
No detections
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/79459/
Result
Verdict:
Suspicious
Maliciousness:

Behaviour
Creating a window
Сreating synchronization primitives
Moving of the original file
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-debug base64 crypto expired-cert fingerprint invalid-signature microsoft_visual_cc packed reconnaissance signed
Link:
https://www.filescan.io/uploads/6a79b4e96bdd52d91a8a7ac4/reports/288d05ae-2719-4d41-83ed-3f251918ce75/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_60%
Link:
https://www.hybrid-analysis.com/sample/4972c57c77b67c080fca0e1f97e650894f7b60fb50d049ae9f43d83759fad701
Verdict:
Unknown
File Type:
exe x64
Link:
https://opentip.kaspersky.com/4972c57c77b67c080fca0e1f97e650894f7b60fb50d049ae9f43d83759fad701/results?tab=lookup
Verdict:
Suspicious
Link:
https://analyze.intezer.com/analyses/d196580c-e5e5-4df2-92de-0fd4a8ed90f3
Score:
11%
Verdict:
Benign
File Type:
PE
Link:
https://malprob.io/report/4972c57c77b67c080fca0e1f97e650894f7b60fb50d049ae9f43d83759fad701
Gathering data
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/4972c57c77b67c080fca0e1f97e650894f7b60fb50d049ae9f43d83759fad701/
Gathering data
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=jfzmk7dxwz6aqd6kbypzpzsqrfhxwyh3kdietlu7ipmdowp224aq._file
Result
Malware family:
n/a
Score:
  7/10
Tags:
discovery
Link:
https://tria.ge/reports/260810-nh1dbsff99/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: RenamesItself
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Checks installed software on the system
Checks computer location settings
Unpacked files
SH256 hash:
4972c57c77b67c080fca0e1f97e650894f7b60fb50d049ae9f43d83759fad701
MD5 hash:
bf2db66718891a55da5d82817cab742d
SHA1 hash:
f0dc5b597d28aee11eeb68ffe2a1d97bb1f72d37
Link:
https://www.unpac.me/results/36f22319-fda2-4f01-a87b-e3a5fc44fa08/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.85
Link:
https://yomi.yoroi.company/submissions/4972c57c77b67c080fca0e1f97e650894f7b60fb50d049ae9f43d83759fad701

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:Check_OutputDebugStringA_iat
Create hunting rule
Rule name:CP_Script_Inject_Detector
Create hunting rule
Author:DiegoAnalytics
Description:Detects attempts to inject code into another process across PE, ELF, Mach-O binaries
Rule name:DebuggerCheck__API
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:FreddyBearDropper
Create hunting rule
Author:Dwarozh Hoshiar
Description:Freddy Bear Dropper is dropping a malware through base63 encoded powershell scrip.
Rule name:golang_bin_JCorn_CSC846
Create hunting rule
Author:Justin Cornwell
Description:CSC-846 Golang detection ruleset
Rule name:pe_detect_tls_callbacks
Create hunting rule
Rule name:PE_Digital_Certificate
Create hunting rule
Author:albertzsigovits
Rule name:SUSP_Websites
Create hunting rule
Author:SECUINFRA Falcon Team
Description:Detects the reference of suspicious sites that might be used to download further malware
Rule name:test_Malaysia
Create hunting rule
Author:rectifyq
Description:Detects file containing malaysia string
Rule name:TH_AntiVM_MassHunt_Win_Malware_2026_CYFARE
Create hunting rule
Author:CYFARE
Description:Detects Windows malware employing anti-VM / anti-sandbox evasion techniques across VMware, VirtualBox, Hyper-V, QEMU, Xen, and generic sandbox environments
Reference:https://cyfare.net/

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Web download

ValleyRAT

Executable exe 4972c57c77b67c080fca0e1f97e650894f7b60fb50d049ae9f43d83759fad701

(this sample)

  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/79459/

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