MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 42420ed30965b2e8cd0abfe59103f9352cf9e8bb9a1c75d340bf13b2660abda5. 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: 18


Intelligence 18 IOCs 1 YARA 24 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 42420ed30965b2e8cd0abfe59103f9352cf9e8bb9a1c75d340bf13b2660abda5
SHA3-384 hash: 0fcfccec0e96342ed41f7f99abf0bfada0fb386dd2ecbad2d53679ecc85161e7ae3044321d978d7c0eed30af6d02efde
SHA1 hash: 97c8100c3481d6b5cd4597ae3871ff0cdbb1e5f5
MD5 hash: c9e798462943f33ef81ee2ef2406b83b
humanhash: venus-seventeen-oranges-colorado
File name:42420ed30965b2e8cd0abfe59103f9352cf9e8bb9a1c7.exe
Download: download sample
Signature ValleyRAT
Create hunting rule
File size:111'104 bytes
First seen:2026-07-13 01:30:05 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash b8bf08fa843a9ec1ce10d80fbf550c26 (91 x ValleyRAT, 1 x Gh0stRAT)
ssdeep 3072:0XFiAVA5v6if7FMwrrInnjpE6Ux68XEPK8NcN:yFih5v1mwrr0Xt1y8Nc
TLSH T1E6B37B2172E0C072C097253199F9EBB24A7EF93103B854CBB7E8167A5F603C16A7539B
TrID 50.3% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
10.6% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
10.5% (.EXE) Win64 Executable (generic) (6522/11/2)
8.1% (.EXE) Win16 NE executable (generic) (5038/12/1)
7.2% (.EXE) Win32 Executable (generic) (4504/4/1)
Magika pebin
Reporter abuse_ch
Tags:exe RAT ValleyRAT


Avatar
abuse_ch
ValleyRAT C2:
103.43.11.40:1443

Indicators Of Compromise (IOCs)

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

IOCThreatFox Reference
103.43.11.40:1443 https://threatfox.abuse.ch/ioc/1849185/

Intelligence

File Origin
# of uploads :
1
# of downloads :
208
Origin country :
NL NL
Vendor Threat Intelligence
Malware configuration found for:
ValleyFall
Details
Link:
https://research.acce.ciphertechsolutions.com/results/9c615273-1fed-4072-964e-514bb55ea56a/
Detection:
WinosStager
Create hunting rule
Link:
https://www.capesandbox.com/analysis/74377/
Detection(s):
Win.Malware.Fragtor-10028386-0
Create hunting rule

Win.Trojan.Farfli-10038362-0
Create hunting rule

Verdict:
Malicious
Score:
99.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6a543fde749f0a5acf20f4b4
Tags:
emotet farfli
Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Creating a window
Connection attempt to an infection source
Sending a TCP request to an infection source
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-debug anti-vm crypt farfli microsoft_visual_cc reconnaissance xpack
Link:
https://www.filescan.io/uploads/6a543fe4e683225534f32bd1/reports/b0a5e7d5-5ca2-49bd-b649-2f43e24366f9/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/42420ed30965b2e8cd0abfe59103f9352cf9e8bb9a1c75d340bf13b2660abda5
Verdict:
Malicious
File Type:
exe x32
First seen:
2026-07-08T18:36:00Z UTC
Last seen:
2026-07-09T09:58:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/42420ed30965b2e8cd0abfe59103f9352cf9e8bb9a1c75d340bf13b2660abda5/results?tab=lookup
Malware family:
ValleyRAT
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/95a3fecc-cf7a-4a32-9fb7-0ac1840cc926
Result
Threat name:
ValleyRAT
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1941293
Signature
Antivirus / Scanner detection for submitted sample
C2 URLs / IPs found in malware configuration
Contains functionality to capture and log keystrokes
Contains functionality to inject code into remote processes
Contains functionality to inject threads in other processes
Delayed program exit found
Found evasive API chain (may stop execution after checking mutex)
Found malware configuration
Joe Sandbox ML detected suspicious sample
Multi AV Scanner detection for submitted file
Sigma detected: Potentially Suspicious Malware Callback Communication
Suricata IDS alerts for network traffic
Unusual module load detection (module proxying)
Yara detected ValleyRAT
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/42420ed30965b2e8cd0abfe59103f9352cf9e8bb9a1c75d340bf13b2660abda5
Verdict:
Vidar Stealer
YARA:
5 match(es)
Tags:
Executable PE (Portable Executable) PE File Layout Stealer Vidar Stealer Win 32 Exe x86
Link:
https://app.malva.re/file/c9e798462943f33ef81ee2ef2406b83b
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/42420ed30965b2e8cd0abfe59103f9352cf9e8bb9a1c75d340bf13b2660abda5/
Threat name:
Win32.Trojan.FatalRAT
Create hunting rule
Status:
Malicious
First seen:
2026-07-10 10:46:31 UTC
File Type:
PE (Exe)
Extracted files:
1
AV detection:
23 of 24 (95.83%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=ijba5uyjmwzortikx7szca7zguwpt2f3tiohlu2ax4j3ezqkxwsq._file
Verdict:
malicious
Label(s):
valleyrat
Create hunting rule
Result
Malware family:
valleyrat_s2
Create hunting rule
Score:
  10/10
Tags:
family:valleyrat_s2 backdoor discovery persistence
Link:
https://tria.ge/reports/260713-bxb8tscz8x/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetWindowsHookEx
System Location Discovery: System Language Discovery
Adds Run key to start application
Enumerates connected drives
Detects ValleyRAT payload
Family: ValleyRat
Malware Config
C2 Extraction:
103.43.11.40:1443
Unpacked files
SH256 hash:
42420ed30965b2e8cd0abfe59103f9352cf9e8bb9a1c75d340bf13b2660abda5
MD5 hash:
c9e798462943f33ef81ee2ef2406b83b
SHA1 hash:
97c8100c3481d6b5cd4597ae3871ff0cdbb1e5f5
Link:
https://www.unpac.me/results/b73c98d0-ed98-471a-9b9e-733ec92dc27e/
Malware family:
ValleyRAT
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/42420ed30965/report/overview.html
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/42420ed30965b2e8cd0abfe59103f9352cf9e8bb9a1c75d340bf13b2660abda5

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:CAS_Malware_Hunting
Create hunting rule
Author:Michael Reinprecht
Description:DEMO CAS YARA Rules for sample2.exe
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:GenericGh0st
Create hunting rule
Author:Still
Rule name:Gh0stKCP
Create hunting rule
Author:Netresec
Description:Detects HP-Socket ARQ and KCP implementations, which are used in Gh0stKCP. Forked from @stvemillertime's KCP catchall rule.
Reference:https://netresec.com/?b=259a5af
Rule name:golang_bin_JCorn_CSC846
Create hunting rule
Author:Justin Cornwell
Description:CSC-846 Golang detection ruleset
Rule name:Indicator_MiniDumpWriteDump
Create hunting rule
Author:Obscurity Labs LLC
Description:Detects PE files and PowerShell scripts that use MiniDumpWriteDump either through direct imports or string references
Rule name:INDICATOR_SUSPICIOUS_EXE_ClearMyTracksByProcess
Create hunting rule
Author:ditekSHen
Description:Detects executables calling ClearMyTracksByProcess
Rule name:malware_shellcode_hash
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect shellcode api hash value
Rule name:MD5_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for MD5 constants
Rule name:meth_peb_parsing
Create hunting rule
Author:Willi Ballenthin
Rule name:Sus_CMD_Powershell_Usage
Create hunting rule
Author:XiAnzheng
Description:May Contain(Obfuscated or no) Powershell or CMD Command that can be abused by threat actor(can create FP)
Rule name:telebot_framework
Create hunting rule
Author:vietdx.mb
Rule name:ThreadControl__Context
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
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/
Rule name:ValleyRAT
Create hunting rule
Author:NDA0E
Description:Detects ValleyRAT
Rule name:VECT_Ransomware
Create hunting rule
Author:Mustafa Bakhit
Description:Detects activity associated with VECT ransomware. This includes registry modifications and deletions, execution of system and defense-evasion commands, suspicious API usage, mutex creation, file and memory manipulation, ransomware note generation, anti-debugging and anti-analysis techniques, and embedded cryptographic constants (SHA256) characteristic of this malware family. Designed for threat intelligence and malware detection environments.
Rule name:Windows_Generic_Threat_4b0b73ce
Create hunting rule
Author:Elastic Security
Rule name:Windows_Trojan_Winos_464b8a2e
Create hunting rule
Author:Elastic Security
Rule name:WinosStager
Create hunting rule
Author:YungBinary
Description:https://www.esentire.com/blog/winos4-0-online-module-staging-component-used-in-cleversoar-campaign
Rule name:win_winos_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:Detects win.winos.

File information

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

Cape
Cape
https://www.capesandbox.com/analysis/74377/

Comments