MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 603299a8415e30c7df08c337e789cc27fbd6753b37e6a28d8dee6e7a0fcf8590. 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: 12


Intelligence 12 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 603299a8415e30c7df08c337e789cc27fbd6753b37e6a28d8dee6e7a0fcf8590
SHA3-384 hash: 602db457bfbe0b36170d1dbff7965d0b7e201548a5610558d2810bbc782263d9ef2dedc3e543a6bde8bea976fbc5d4e6
SHA1 hash: b36edc8fa72c50f420711fea3ba24b14418d501b
MD5 hash: d88ad921d7a06bfbb17349317942b51e
humanhash: minnesota-oranges-nitrogen-ohio
File name:kernel32.exe
Download: download sample
Signature ValleyRAT
Create hunting rule
File size:40'960 bytes
First seen:2026-01-08 16:01:39 UTC
Last seen:2026-01-08 18:26:53 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f4830b54a37d2b87187ae0df15d32cf2 (2 x ValleyRAT)
ssdeep 384:wzTrbY5fQjslADvN/vab3bfHoGHpxzVjdHpCreyBzZ6S5zd2tFoa:2HbY5fWb5CrrPHQCgZJ552t
TLSH T17E036B377DD68076DAC695F194B48F2B5F7F8609032558939B80E80A6D326E0E27E3C7
TrID 37.8% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
20.0% (.EXE) Microsoft Visual C++ compiled executable (generic) (16529/12/5)
12.7% (.EXE) Win64 Executable (generic) (10522/11/4)
7.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
6.1% (.EXE) Win16 NE executable (generic) (5038/12/1)
Magika pebin
Reporter BlinkzSec
Tags:103-121-93-78:2323 exe ValleyRAT

Intelligence

File Origin
# of uploads :
3
# of downloads :
129
Origin country :
CZ CZ
Vendor Threat Intelligence
No detections
Malware family:
n/a
ID:
1
File name:
_603299a8415e30c7df08c337e789cc27fbd6753b37e6a28d8dee6e7a0fcf8590.exe
Verdict:
No threats detected
Analysis date:
2026-01-08 16:02:47 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/87e2e785-5227-4974-817d-28aa454b527d

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/48201/
Detection(s):
SecuriteInfo.com.Win32.MalwareX-gen.69111665.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
99.1%
Link:
https://cyber-fortress.com/docs/result/index.php?id=695fd4ed9922425f92fee4f3
Tags:
autorun zbot
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a process with a hidden window
Sending a custom TCP request
Connection attempt
Sending an HTTP GET request
Сreating synchronization primitives
Launching a process
Enabling autorun by creating a file
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
anti-debug lolbin microsoft_visual_cc schtasks zusy
Link:
https://www.filescan.io/uploads/695fd4e830368802bb7bff97/reports/6a39e545-8ce0-4fc7-a457-1918a0982579/overview
Verdict:
Malicious
Labled as:
Zusy.Generic
Link:
https://www.hybrid-analysis.com/sample/603299a8415e30c7df08c337e789cc27fbd6753b37e6a28d8dee6e7a0fcf8590
Verdict:
Malicious
File Type:
exe x32
First seen:
2026-01-08T13:10:00Z UTC
Last seen:
2026-01-10T12:48:00Z UTC
Hits:
~10
Detections:
PDM:Trojan.Win32.Generic
Link:
https://opentip.kaspersky.com/603299a8415e30c7df08c337e789cc27fbd6753b37e6a28d8dee6e7a0fcf8590/results?tab=lookup
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/f76b580d-c8ef-4d40-b8c2-51ee4d3abcbb
Score:
98%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/603299a8415e30c7df08c337e789cc27fbd6753b37e6a28d8dee6e7a0fcf8590
Verdict:
inconclusive
YARA:
4 match(es)
Tags:
Executable PE (Portable Executable) PE File Layout Win 32 Exe x86
Link:
https://app.malva.re/file/d88ad921d7a06bfbb17349317942b51e
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/603299a8415e30c7df08c337e789cc27fbd6753b37e6a28d8dee6e7a0fcf8590/
Verdict:
Susipicious
Link:
https://tip.neiki.dev/file/603299a8415e30c7df08c337e789cc27fbd6753b37e6a28d8dee6e7a0fcf8590
Threat name:
Win32.Infostealer.Tinba
Create hunting rule
Status:
Malicious
First seen:
2026-01-08 16:02:30 UTC
File Type:
PE (Exe)
AV detection:
14 of 24 (58.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=mazjtkcblyympxyiym36pcome755m5j3g7tkfdmn5zxhud6pqwia._file
Result
Malware family:
n/a
Score:
  3/10
Tags:
discovery execution persistence
Link:
https://tria.ge/reports/260108-tgk5xahv5d/
Behaviour
Scheduled Task/Job: Scheduled Task
Suspicious use of WriteProcessMemory
System Location Discovery: System Language Discovery
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/fffd1305-4e8a-42a6-b6df-91f8404b7ad8
Unpacked files
SH256 hash:
603299a8415e30c7df08c337e789cc27fbd6753b37e6a28d8dee6e7a0fcf8590
MD5 hash:
d88ad921d7a06bfbb17349317942b51e
SHA1 hash:
b36edc8fa72c50f420711fea3ba24b14418d501b
Link:
https://www.unpac.me/results/c162c1fd-3c4a-4e11-a245-39eac174d35e/
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/603299a8415e30c7df08c337e789cc27fbd6753b37e6a28d8dee6e7a0fcf8590

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:DetectEncryptedVariants
Create hunting rule
Author:Zinyth
Description:Detects 'encrypted' in ASCII, Unicode, base64, or hex-encoded
Rule name:golang_bin_JCorn_CSC846
Create hunting rule
Author:Justin Cornwell
Description:CSC-846 Golang detection ruleset

File information

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

Web download

ValleyRAT

Executable exe 603299a8415e30c7df08c337e789cc27fbd6753b37e6a28d8dee6e7a0fcf8590

(this sample)

  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3753507/
Cape
Cape
https://www.capesandbox.com/analysis/48201/

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