MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b9f992a46caa3b898a960ceb13b8be215054e74d80b288de82b662c028faecb6. 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 20 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b9f992a46caa3b898a960ceb13b8be215054e74d80b288de82b662c028faecb6
SHA3-384 hash: 9e7f8c86b443eba7b491cab36bcd65298367429d92f43c71eae254d6a97020a4ae426f25eb003bcd8e0cd7c198d015b0
SHA1 hash: 91763fd9896d4e7c17058d566e903a94ab801127
MD5 hash: 7a0f3eebfb821131f22ff6ec2645b4fc
humanhash: alanine-south-skylark-california
File name:7A0F3EEBFB821131F22FF6EC2645B4FC.exe
Download: download sample
Signature ValleyRAT
Create hunting rule
File size:203'752 bytes
First seen:2026-08-13 09:45:15 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 64d674ebcd2b578a9dc0ae2db8656398 (1 x ValleyRAT)
ssdeep 3072:Ln7iRSW/iMxzLifVK+N/sZIGZEjUR2RcAIuO+9ggggggtnKZjeDlV34XNojF9ubI:z7s7z+Qc35FhO+bnkKDlpUNoxM/c
TLSH T1C0148D54FDC48826F236097019A6E565112BFCE99BA1ADCF274463AE4E332C2D437CDB
TrID 29.5% (.EXE) Win64 Executable (generic) (6522/11/2)
22.8% (.EXE) Win16 NE executable (generic) (5038/12/1)
20.3% (.EXE) Win32 Executable (generic) (4504/4/1)
9.1% (.EXE) OS/2 Executable (generic) (2029/13)
9.0% (.EXE) Generic Win/DOS Executable (2002/3)
Magika pebin
dhash icon e8a659d8260f8ee8 (1 x ValleyRAT)
Reporter abuse_ch
Tags:exe RAT ValleyRAT


Avatar
abuse_ch
ValleyRAT C2:
8.210.155.34:6868

Indicators Of Compromise (IOCs)

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

IOCThreatFox Reference
8.210.155.34:6868 https://threatfox.abuse.ch/ioc/1873569/

Intelligence

File Origin
# of uploads :
1
# of downloads :
149
Origin country :
NL NL
Vendor Threat Intelligence
No detections
Malware family:
n/a
ID:
1
File name:
exe
Verdict:
Malicious activity
Analysis date:
2026-08-13 09:49:16 UTC
Tags:
silverfox backdoor loader payload auto-reg auto-sch-xml valleyrat rat winos
Link:
https://app.any.run/tasks/8b57c6e2-1651-400f-9b90-3f207adbca53

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/80846/
Result
Verdict:
Malware
Maliciousness:

Behaviour
DNS request
Connection attempt
Sending a custom TCP request
Sending an HTTP GET request
Creating a file
Creating a process from a recently created file
Creating a process with a hidden window
Сreating synchronization primitives
Creating a file in the %temp% directory
Running batch commands
Launching a process
Using the Windows Management Instrumentation requests
Searching for synchronization primitives
Creating a window
Deleting a recently created file
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:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
anti-debug crypt installer-heuristic microsoft_visual_cc
Link:
https://www.filescan.io/uploads/6a7d9248a5cc9460b9f2cd7a/reports/6e95cda3-4819-47db-9eac-09d557f53a42/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/b9f992a46caa3b898a960ceb13b8be215054e74d80b288de82b662c028faecb6
Verdict:
Malicious
File Type:
exe x32
First seen:
2026-08-07T04:24:00Z UTC
Last seen:
2026-08-15T03:03:00Z UTC
Hits:
~100
Link:
https://opentip.kaspersky.com/b9f992a46caa3b898a960ceb13b8be215054e74d80b288de82b662c028faecb6/results?tab=lookup
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/a85a631a-150f-474a-ad09-c77eb77c96ce
Result
Threat name:
ValleyRAT
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1957401
Signature
AI detected malicious Powershell script
Antivirus / Scanner detection for submitted sample
Bypasses PowerShell execution policy
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
Found evasive API chain (may stop execution after checking mutex)
Found malware configuration
Joe Sandbox ML detected suspicious sample
Loading BitLocker PowerShell Module
Multi AV Scanner detection for submitted file
Suricata IDS alerts for network traffic
Suspicious powershell command line found
Unusual module load detection (module proxying)
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected ValleyRAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1957401 Sample: CjMlEVa6Sw.exe Startdate: 13/08/2026 Architecture: WINDOWS Score: 100 65 nancheng8588.oss-cn-hangzhou.aliyuncs.com 2->65 67 ideas-irisselection-irisfd-lb.prod-wus2.ideas-irisselection-irisfd.westus2-prod.cosmic.office.net 2->67 69 cosmic-westus2-ns-ff3c0f4bc497.trafficmanager.net 2->69 75 Suricata IDS alerts for network traffic 2->75 77 Found malware configuration 2->77 79 Antivirus / Scanner detection for submitted sample 2->79 81 5 other signatures 2->81 9 CjMlEVa6Sw.exe 10 2->9         started        14 ZhiMaSkin.exe 2->14         started        16 ZhiMaSkin.exe 2->16         started        18 ZhiMaSkin.exe 2->18         started        signatures3 process4 dnsIp5 73 nancheng8588.oss-cn-hangzhou.aliyuncs.com 118.31.219.221, 443, 49723, 49724 ALIBABA-CN-NETHangzhouAlibabaAdvertisingCoLtdCN China 9->73 59 C:\ProgramData59GT955888\ZhiMaSkin.exe, PE32 9->59 dropped 61 C:\ProgramData61GT955888\libcurl.dll, PE32 9->61 dropped 63 C:\ProgramData63GT955888\ZhiMaUpdate.dll, PE32 9->63 dropped 99 Unusual module load detection (module proxying) 9->99 20 ZhiMaSkin.exe 8 8 9->20         started        file6 signatures7 process8 dnsIp9 71 8.210.155.34, 49731, 49738, 49739 ALIBABA-CN-NETAlibabaUSTechnologyCoLtdCN Hong Kong SAR China 20->71 53 C:\Users\user\AppData\Local\2brm43rr.ps1, ASCII 20->53 dropped 55 C:\Users\user\AppData\Local\Temp\~data.tmp, PE32 20->55 dropped 57 C:\Users\user\AppData\Local\Temp\~cache.tmp, PE32 20->57 dropped 83 Found evasive API chain (may stop execution after checking mutex) 20->83 85 Contains functionality to inject threads in other processes 20->85 87 Contains functionality to capture and log keystrokes 20->87 89 2 other signatures 20->89 25 cmd.exe 2 20->25         started        28 cmd.exe 2 20->28         started        30 cmd.exe 1 20->30         started        32 4 other processes 20->32 file10 signatures11 process12 signatures13 93 Suspicious powershell command line found 25->93 95 Bypasses PowerShell execution policy 25->95 97 Uses schtasks.exe or at.exe to add and modify task schedules 25->97 34 tasklist.exe 1 25->34         started        36 conhost.exe 25->36         started        49 22 other processes 25->49 38 powershell.exe 37 28->38         started        41 conhost.exe 28->41         started        43 powershell.exe 1 23 30->43         started        45 conhost.exe 30->45         started        47 conhost.exe 32->47         started        51 7 other processes 32->51 process14 signatures15 91 Loading BitLocker PowerShell Module 43->91
Score:
97%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/b9f992a46caa3b898a960ceb13b8be215054e74d80b288de82b662c028faecb6
Verdict:
inconclusive
YARA:
4 match(es)
Tags:
Executable PDB Path PE (Portable Executable) PE File Layout Win 32 Exe x86
Link:
https://app.malva.re/file/7a0f3eebfb821131f22ff6ec2645b4fc
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b9f992a46caa3b898a960ceb13b8be215054e74d80b288de82b662c028faecb6/
Threat name:
Win32.Backdoor.Valleyrat
Create hunting rule
Status:
Suspicious
First seen:
2026-08-07 09:17:37 UTC
File Type:
PE (Exe)
Extracted files:
5
AV detection:
13 of 23 (56.52%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=xh4zfjdmvi5ytcuwbtvrhof6efifjz2nqczirxucwzrmakh25s3a._file
Verdict:
malicious
Label(s):
ValleyRAT
Create hunting rule
Link:
https://reports.threatray.com/c9ff2e23-6801-41b7-aec9-203b05cbaf99
Result
Malware family:
valleyrat_s2
Create hunting rule
Score:
  10/10
Tags:
family:valleyrat_s2 backdoor defense_evasion discovery execution persistence
Link:
https://tria.ge/reports/260813-lrfdeaaa54/
Behaviour
Delays execution with timeout.exe
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Executes a command shell one-liner
System Location Discovery: System Language Discovery
Discovers running processes
Adds Run key to start application
Enumerates connected drives
Executes dropped EXE
Loads dropped DLL
Command and Scripting Interpreter: PowerShell
Downloads MZ/PE file
Detects ValleyRAT payload
Family: ValleyRat
Malware Config
C2 Extraction:
8.210.155.34:6868
Unpacked files
SH256 hash:
b9f992a46caa3b898a960ceb13b8be215054e74d80b288de82b662c028faecb6
MD5 hash:
7a0f3eebfb821131f22ff6ec2645b4fc
SHA1 hash:
91763fd9896d4e7c17058d566e903a94ab801127
Link:
https://www.unpac.me/results/e9c71b69-be9f-4ecb-b286-2e43916be171/
Malware family:
ValleyRAT
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/b9f992a46caa/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/b9f992a46caa3b898a960ceb13b8be215054e74d80b288de82b662c028faecb6

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: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: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: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: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:Windows_Shellcode_Rdi_eee75d2c
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/80846/

Comments