🤲🏼 NEW | abuse.ch Community Hub! Earn recognition 🏅 for the malware intelligence you share, climb the leaderboards 📈, and connect with like-minded contributors who share your hunting focus 🤝. Ready to unlock your profile? Go to the Community Hub →

MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 041a0aeb76e63f67abb258036b089e27174074c5367d7c7a2a644e3bf9dd3b51. 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: 14


Intelligence 14 IOCs 1 YARA 23 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 041a0aeb76e63f67abb258036b089e27174074c5367d7c7a2a644e3bf9dd3b51
SHA3-384 hash: 61dd5dfe5bbc154f9b6bc43a44fc5e85661ea32997740403e37088a1a58ff524521a402f54d536741ffcb3a652eb3d6e
SHA1 hash: 0ec1932a9ea007c80126b2d5801304b79fc4808f
MD5 hash: dc019e9977416c7e2daa64257c648535
humanhash: earth-neptune-papa-lake
File name:DC019E9977416C7E2DAA64257C648535.dll
Download: download sample
Signature ValleyRAT
Create hunting rule
File size:950'784 bytes
First seen:2026-08-26 15:10:13 UTC
Last seen:2026-08-26 18:30:13 UTC
File type:DLL dll
MIME type:application/x-dosexec
imphash fc1d45e2b662c656e1a56e88c9fc63e6 (2 x ValleyRAT)
ssdeep 3072:c/YlPe/tTM+9ufk2Nk3Y+nsietwZTtcihJibnqtaKR2jpZ5ydOtydMgtPeLdTxgT:c/xMOWa3
TLSH T140154B71AA624871F845D6351561ED9D322E7E08E523CE5A2182FDCFFBF5AC21AC203D
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
dhash icon e0d8cec6c6c6cce0 (2 x SnakeKeylogger, 2 x NanoCore, 2 x FormBook)
Reporter abuse_ch
Tags:dll RAT ValleyRAT


Avatar
abuse_ch
ValleyRAT C2:
202.61.140.222:448

Indicators Of Compromise (IOCs)

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

IOCThreatFox Reference
202.61.140.222:448 https://threatfox.abuse.ch/ioc/1888272/

Intelligence

File Origin
# of uploads :
2
# of downloads :
229
Origin country :
NL NL
Vendor Threat Intelligence
No detections
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/82896/
Detection(s):
SecuriteInfo.com.BackDoor.Farfli.542.3059.21899.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
93.3%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6ac3c2c7cd73065edfcd3da2
Tags:
virus
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file in the %temp% directory
Creating a service
Loading a system driver
Сreating synchronization primitives
Using the Windows Management Instrumentation requests
Creating a file
Enabling the 'hidden' option for recently created files
Creating a process from a recently created file
Creating a file in the drivers directory
Deleting a recently created file
Launching a service
Creating a window
Moving a recently created file
Connection attempt to an infection source
Sending a TCP request to an infection source
Enabling autorun for a service
Forced shutdown of a system process
Enabling autorun by creating a file
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
anti-debug microsoft_visual_cc
Link:
https://www.filescan.io/uploads/6a8f01d7e190c30781765622/reports/647edaf6-381b-452a-93ae-eadc93e3a916/overview
Verdict:
Malicious
Link:
https://www.hybrid-analysis.com/sample/041a0aeb76e63f67abb258036b089e27174074c5367d7c7a2a644e3bf9dd3b51
Verdict:
Malicious
File Type:
dll x32
First seen:
2026-08-23T20:14:00Z UTC
Last seen:
2026-08-28T05:57:00Z UTC
Hits:
~1000
Link:
https://opentip.kaspersky.com/041a0aeb76e63f67abb258036b089e27174074c5367d7c7a2a644e3bf9dd3b51/results?tab=lookup
Malware family:
ValleyRAT
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/0ca2db20-9330-4d97-b2e7-ce105b086020
Result
Threat name:
ValleyRAT
Create hunting rule
Detection:
malicious
Classification:
troj.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1964214
Signature
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Contains functionality to bypass UAC (CMSTPLUA)
Contains functionality to inject code into remote processes
Contains functionality to inject threads in other processes
Drops PE files to the user root directory
Drops PE files with a suspicious file extension
Found evasive API chain (may execute only if attached device has certain properties)
Found evasive API chain (may stop execution after checking mutex)
Found malware configuration
Joe Sandbox ML detected suspicious sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sample is not signed and drops a device driver
Sigma detected: Execution from Suspicious Folder
Sigma detected: Files With System Process Name In Unsuspected Locations
Suricata IDS alerts for network traffic
System process connects to network (likely due to code injection or exploit)
Tries to detect sandboxes / dynamic malware analysis system (Installed program check)
Unusual module load detection (module proxying)
Yara detected UAC Bypass using CMSTP
Yara detected ValleyRAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1964214 Sample: CnCwsUyQNY.dll Startdate: 26/08/2026 Architecture: WINDOWS Score: 100 55 Suricata IDS alerts for network traffic 2->55 57 Found malware configuration 2->57 59 Malicious sample detected (through community Yara rule) 2->59 61 8 other signatures 2->61 7 loaddll32.exe 16 3 2->7         started        10 svchostsr.exe 2->10         started        12 svchostsr.exe 2->12         started        process3 signatures4 63 Contains functionality to bypass UAC (CMSTPLUA) 7->63 65 Found evasive API chain (may stop execution after checking mutex) 7->65 67 Found evasive API chain (may execute only if attached device has certain properties) 7->67 69 4 other signatures 7->69 14 rundll32.exe 13 1001 7->14         started        19 rundll32.exe 7->19         started        21 cmd.exe 1 7->21         started        23 2 other processes 7->23 process5 dnsIp6 41 202.61.140.222, 448, 49752, 49753 CTGSERVERLIMITED-AS-APCTGServerLimitedHK Singapore 14->41 33 C:\Users\user\...mbeddedDriverService.sys, PE32+ 14->33 dropped 35 C:\Users\Public\mstscax.dll, PE32 14->35 dropped 37 C:\Users\Public\mstext40.dll, PE32 14->37 dropped 39 928 other files (498 malicious) 14->39 dropped 43 Contains functionality to bypass UAC (CMSTPLUA) 14->43 45 Found evasive API chain (may stop execution after checking mutex) 14->45 47 Found evasive API chain (may execute only if attached device has certain properties) 14->47 53 4 other signatures 14->53 25 prjB741.tmp 14->25         started        49 System process connects to network (likely due to code injection or exploit) 19->49 51 Sample is not signed and drops a device driver 19->51 29 rundll32.exe 21->29         started        file7 signatures8 process9 file10 31 C:\Windows\System32\drivers\kvckiller.sys, PE32+ 25->31 dropped 71 Sample is not signed and drops a device driver 25->71 signatures11
Score:
92%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/041a0aeb76e63f67abb258036b089e27174074c5367d7c7a2a644e3bf9dd3b51
Verdict:
inconclusive
YARA:
5 match(es)
Tags:
Executable PE (Portable Executable) PE File Layout Win 32 Exe x86
Link:
https://app.malva.re/file/dc019e9977416c7e2daa64257c648535
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/041a0aeb76e63f67abb258036b089e27174074c5367d7c7a2a644e3bf9dd3b51/
Threat name:
Win32.Trojan.Generic
Create hunting rule
Status:
Suspicious
First seen:
2026-08-23 23:19:01 UTC
AV detection:
12 of 24 (50.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=aqnav23w4y7wpk5slabwwce6e4lua5gfgz6xy6rkmrhdx6o5hniq._file
Verdict:
malicious
Label(s):
ValleyRAT
Create hunting rule
Link:
https://reports.threatray.com/098ff52f-08fa-4c42-9f43-f30055a35e6b
Result
Malware family:
n/a
Score:
  8/10
Tags:
discovery persistence
Link:
https://tria.ge/reports/260826-sj6zqayvds/
Behaviour
Suspicious behavior: LoadsDriver
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
System Location Discovery: System Language Discovery
Adds Run key to start application
Checks installed software on the system
Enumerates connected drives
Executes dropped EXE
Badlisted process makes network request
Drops file in Drivers directory
Sets service image path in registry
Unpacked files
SH256 hash:
041a0aeb76e63f67abb258036b089e27174074c5367d7c7a2a644e3bf9dd3b51
MD5 hash:
dc019e9977416c7e2daa64257c648535
SHA1 hash:
0ec1932a9ea007c80126b2d5801304b79fc4808f
Link:
https://www.unpac.me/results/2ff6dba1-0745-471f-8b8c-12ef2f19f406/
Malware family:
ValleyRAT
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/041a0aeb76e6/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/041a0aeb76e63f67abb258036b089e27174074c5367d7c7a2a644e3bf9dd3b51

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:cobalt_strike_tmp01925d3f
Create hunting rule
Author:The DFIR Report
Description:files - file ~tmp01925d3f.exe
Reference:https://thedfirreport.com
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:Driver_Safetica
Create hunting rule
Author:Nikos 'n0t' Totosis
Description:Detects Safetica kernel driver.
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_SUSPICIOUS_EXE_RegKeyComb_DisableWinDefender
Create hunting rule
Author:ditekSHen
Description:Detects executables embedding registry key / value combination indicative of disabling Windows Defender features
Rule name:INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM
Create hunting rule
Author:ditekSHen
Description:Detects Windows exceutables bypassing UAC using CMSTP COM interfaces. MITRE (T1218.003)
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:pe_detect_tls_callbacks
Create hunting rule
Rule name:pe_no_import_table
Create hunting rule
Description:Detect pe file that no import table
Rule name:Suspicious_Process
Create hunting rule
Author:Security Research Team
Description:Suspicious process creation
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: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:WinosStager
Create hunting rule
Author:YungBinary
Description:https://www.esentire.com/blog/winos4-0-online-module-staging-component-used-in-cleversoar-campaign

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/82896/

Comments