MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 cea9ff02e6556a05a92102e33e516bf937bc47f431c0771912c34c7e4d8653d5. 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 YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: cea9ff02e6556a05a92102e33e516bf937bc47f431c0771912c34c7e4d8653d5
SHA3-384 hash: 1668d365e80d8e98fcc20accd93da6f3f71383c5ceb4cc84a253a1e5d5522cc08d0cca8366a49f1d18d5b34115aec502
SHA1 hash: 21e4411016456cb887c8552829d08cdd362ff64c
MD5 hash: e04b9cbb71a4e3b86cab48464bc6ea89
humanhash: fish-mountain-oregon-pennsylvania
File name:T1助手1.0.6.msi
Download: download sample
Signature ValleyRAT
Create hunting rule
File size:8'015'872 bytes
First seen:2025-01-03 08:20:57 UTC
Last seen:Never
File type:Microsoft Software Installer (MSI) msi
MIME type:application/x-msi
ssdeep 196608:OXMe1eWGrpqtt4l9BM93vfIqCp9WaZaSkM1pjS4AbWU4:iezrwtwLpnaEma
TLSH T10186334BB33DBAB9D6A2663B5D7706C68870BEC061F18296D7C03F4E28711B125F3291
TrID 53.7% (.MST) Windows SDK Setup Transform script (61000/1/5)
39.2% (.MSP) Windows Installer Patch (44509/10/5)
7.0% (.) Generic OLE2 / Multistream Compound (8000/1)
Magika msi
Reporter kafan_shengui
Tags:msi SilverFox ValleyRAT winos

Intelligence

File Origin
# of uploads :
1
# of downloads :
120
Origin country :
US US
Vendor Threat Intelligence
Verdict:
Clean
Score:
99.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=67779df774a2bd296e25446b
Tags:
malware
Result
Verdict:
MALICIOUS
Link:
https://labs.inquest.net/dfi/sha256/cea9ff02e6556a05a92102e33e516bf937bc47f431c0771912c34c7e4d8653d5
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Result
Threat name:
n/a
Detection:
malicious
Classification:
n/a
Score:
60 / 100
Link:
https://www.joesandbox.com/analysis/1583659
Signature
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
PE file has nameless sections
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1583659 Sample: T1#U52a9#U624b1.0.6.msi Startdate: 03/01/2025 Architecture: WINDOWS Score: 60 15 Multi AV Scanner detection for dropped file 2->15 17 Multi AV Scanner detection for submitted file 2->17 19 PE file has nameless sections 2->19 6 msiexec.exe 75 29 2->6         started        9 msiexec.exe 5 2->9         started        process3 file4 13 C:\Windows\Installer\MSIBD4A.tmp, PE32+ 6->13 dropped 11 msiexec.exe 6->11         started        process5
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/cea9ff02e6556a05a92102e33e516bf937bc47f431c0771912c34c7e4d8653d5/
Threat name:
Win64.Trojan.Malgent
Create hunting rule
Status:
Malicious
First seen:
2025-01-03 08:21:07 UTC
File Type:
Binary (Archive)
Extracted files:
2
AV detection:
4 of 38 (10.53%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=z2u76axgkvvalkjbalrt4ull7e33yr7ughahogisyngh4tmgkpkq._file
Result
Malware family:
n/a
Score:
  6/10
Tags:
persistence privilege_escalation
Link:
https://tria.ge/reports/250103-j8z32avrf1/
Behaviour
Checks SCSI registry key(s)
Modifies data under HKEY_USERS
Modifies registry class
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of WriteProcessMemory
Uses Volume Shadow Copy service COM API
Event Triggered Execution: Installer Packages
Drops file in Program Files directory
Drops file in Windows directory
Loads dropped DLL
Enumerates connected drives
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/3e2b4f5d-7209-4ebd-bad8-26792b01cb31
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/cea9ff02e6556a05a92102e33e516bf937bc47f431c0771912c34c7e4d8653d5

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:RansomPyShield_Antiransomware
Create hunting rule
Author:XiAnzheng
Description:Check for Suspicious String and Import combination that Ransomware mostly abuse(can create FP)
Rule name:Sus_Obf_Enc_Spoof_Hide_PE
Create hunting rule
Author:XiAnzheng
Description:Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)

File information

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

Comments