MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6feb57333eb68bdbe53d24a2a939976fb87038451c1d06181c91b6eaa5421b35. 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 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 6feb57333eb68bdbe53d24a2a939976fb87038451c1d06181c91b6eaa5421b35
SHA3-384 hash: f3ad93f8746bfaf1adc17e2a3ff7b7d3ac4207ea411c215274841b9d40d454daed601aed20639166ec37be970435c0a4
SHA1 hash: 0ee9b5e113ca9510c402556462687f012f98fc10
MD5 hash: 1601a4eb42078391f6b1b33e5b0288e1
humanhash: east-early-oxygen-blue
File name:Setup64v1.0.8.msi
Download: download sample
Signature ValleyRAT
Create hunting rule
File size:34'111'488 bytes
First seen:2025-02-08 11:05:28 UTC
Last seen:Never
File type:Microsoft Software Installer (MSI) msi
MIME type:application/x-msi
ssdeep 786432:FtTRhkn68rQvGEKsutUVzk+1ojKl6l/iCfh7KZetWYUSyn:FtTTkB7E3uozFo+Yfh78esn
TLSH T1A077330AB965AB3DD96ED230C601F269B5323C1942198D96924838F4AD37BF371FD78C
TrID 88.4% (.MST) Windows SDK Setup Transform script (61000/1/5)
11.5% (.) Generic OLE2 / Multistream Compound (8000/1)
Magika msi
Reporter kafan_shengui
Tags:msi SilverFox ValleyRAT winos

Intelligence

File Origin
# of uploads :
1
# of downloads :
48
Origin country :
US US
Vendor Threat Intelligence
Gathering data
Verdict:
Malicious
Labled as:
Trojan.MSI.Agent
Link:
https://www.hybrid-analysis.com/sample/6feb57333eb68bdbe53d24a2a939976fb87038451c1d06181c91b6eaa5421b35
Result
Verdict:
UNKNOWN
Link:
https://labs.inquest.net/dfi/sha256/6feb57333eb68bdbe53d24a2a939976fb87038451c1d06181c91b6eaa5421b35
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:
evad
Score:
64 / 100
Link:
https://www.joesandbox.com/analysis/1610078
Signature
Hides threads from debuggers
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Query firmware table information (likely to detect VMs)
Behaviour
Behavior Graph:
Download SVG
Gathering data
Threat name:
Win64.Trojan.Generic
Create hunting rule
Status:
Suspicious
First seen:
2025-02-08 11:06:21 UTC
File Type:
Binary (Archive)
Extracted files:
3
AV detection:
9 of 38 (23.68%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=n7vvomz6w2f5xzj5esrksomxn64haocfdqoqmga4sg3ovjkcdm2q._file
Verdict:
Informative
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/d2f4632c-d603-4c4b-90ff-9a92a306cb58
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/6feb57333eb68bdbe53d24a2a939976fb87038451c1d06181c91b6eaa5421b35

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:NET
Create hunting rule
Author:malware-lu
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