MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8b319742f9437db2f6c5fbd8d4ab2592e842e5d645aec2a02fce0bbb3bca64e8. 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: 7


Intelligence 7 IOCs 1 YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8b319742f9437db2f6c5fbd8d4ab2592e842e5d645aec2a02fce0bbb3bca64e8
SHA3-384 hash: 29c4dd42c4086735c8ee25b1eecdf3d6cc21ddaaf58006f818360123d248338fbed4bea5484ae75725472635cfe86a08
SHA1 hash: c036ceb82a8881c8a493f60679aa5a68024976c3
MD5 hash: 882171c438e8742749fa5fb7140532da
humanhash: bravo-table-bacon-connecticut
File name:火绒安全软件.msi
Download: download sample
Signature ValleyRAT
Create hunting rule
File size:33'925'632 bytes
First seen:2026-05-03 11:26:08 UTC
Last seen:Never
File type:Microsoft Software Installer (MSI) msi
MIME type:application/x-msi
ssdeep 786432:fejBWTQ5a23qGvud63pWztgieY17h7YoyLjkyF:fGb5a2a035WuZY3DIjky
Threatray 1 similar samples on MalwareBazaar
TLSH T1E377333176C6C132D1AE0133AAA8EE6E5579BE33073005D7B7E5B97E59B48C1A234B43
TrID 80.0% (.MSI) Microsoft Windows Installer (454500/1/170)
10.7% (.MST) Windows SDK Setup Transform script (61000/1/5)
7.8% (.MSP) Windows Installer Patch (44509/10/5)
1.4% (.) Generic OLE2 / Multistream Compound (8000/1)
Magika msi
Reporter Ling
Tags:Anonymous AnonymousRAT blackcat msi ValleyRAT


Avatar
CNGaoLing
AnonymousRAT & BlackCat
IOC (Domain 7788.5oo.im)

Indicators Of Compromise (IOCs)

Below is a list of indicators of compromise (IOCs) associated with this malware samples.

IOCThreatFox Reference
112.213.108.180:7788 https://threatfox.abuse.ch/ioc/1805286/

Intelligence

File Origin
# of uploads :
1
# of downloads :
52
Origin country :
US US
Vendor Threat Intelligence
Gathering data
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-debug anti-vm base64 cmd crypt evasive expired-cert fingerprint hacktool lolbin msiexec short-lived-cert wix xpack
Link:
https://www.filescan.io/uploads/69f730e5792fe2d217aae5e3/reports/23d61aeb-2d31-4e74-8d7d-8ac39b311c65/overview
Verdict:
Unknown
Link:
https://www.hybrid-analysis.com/sample/8b319742f9437db2f6c5fbd8d4ab2592e842e5d645aec2a02fce0bbb3bca64e8
Result
Verdict:
MALICIOUS
Link:
https://labs.inquest.net/dfi/sha256/8b319742f9437db2f6c5fbd8d4ab2592e842e5d645aec2a02fce0bbb3bca64e8
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Verdict:
Malicious
File Type:
msi
First seen:
2026-05-03T05:20:00Z UTC
Last seen:
2026-05-03T07:43:00Z UTC
Hits:
~10
Detections:
Trojan.Win32.Loader.rna HEUR:Trojan.OLE2.Alien.gen Backdoor.Agent.TCP.C&C Trojan-PSW.Win32.Coins.sb Trojan.Win32.Loader.sb VHO:Trojan.Win32.Loader.rna
Link:
https://opentip.kaspersky.com/8b319742f9437db2f6c5fbd8d4ab2592e842e5d645aec2a02fce0bbb3bca64e8/results?tab=lookup
Score:
26%
Verdict:
Benign
File Type:
ARCHIVE
Link:
https://malprob.io/report/8b319742f9437db2f6c5fbd8d4ab2592e842e5d645aec2a02fce0bbb3bca64e8
Gathering data
Verdict:
Malicious
Threat:
Trojan.Win32.Loader
Link:
https://tip.neiki.dev/file/8b319742f9437db2f6c5fbd8d4ab2592e842e5d645aec2a02fce0bbb3bca64e8
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=rmyzoqxzin63f5wf7pmnjkzfsluefzowiwxmfibpzyf3wo6kmtua._file
Verdict:
malicious
Label(s):
valleyrat
Create hunting rule
Similar samples:
error
ValleyRAT
Result
Malware family:
n/a
Score:
  7/10
Tags:
discovery persistence privilege_escalation
Link:
https://tria.ge/reports/260503-nj4r5sbt4n/
Behaviour
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of WriteProcessMemory
Event Triggered Execution: Installer Packages
System Location Discovery: System Language Discovery
Enumerates connected drives
Loads dropped DLL
Please note that we are no longer able to provide a coverage score for Virus Total.

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:DebuggerCheck__API
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerCheck__QueryInfo
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:Detect_MSI_LATAM_Banker_From_LatAm
Create hunting rule
Rule name:FreddyBearDropper
Create hunting rule
Author:Dwarozh Hoshiar
Description:Freddy Bear Dropper is dropping a malware through base63 encoded powershell scrip.

File information

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

Web download

ValleyRAT

Microsoft Software Installer (MSI) msi 8b319742f9437db2f6c5fbd8d4ab2592e842e5d645aec2a02fce0bbb3bca64e8

(this sample)

  
Delivery method
Distributed via web download

Comments