MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 fa755134d9c9796b2f58fd61aeb0ef12121da6afaa1943f05334d332992cdff5. 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
| SHA256 hash: | fa755134d9c9796b2f58fd61aeb0ef12121da6afaa1943f05334d332992cdff5 |
|---|---|
| SHA3-384 hash: | f2c13371df874bf59988c7a05c3edaf904c9f0981e24501baf5bf9936a8c0b3e6a488667d77aab40a5624aab5e12bef3 |
| SHA1 hash: | 4d6f008d5c63103f23643722550b4d4fc805368a |
| MD5 hash: | 070a44cbc28301098463b40b9b3f21d4 |
| humanhash: | uranus-arizona-apart-bluebird |
| File name: | random.exe |
| Download: | download sample |
| Signature | ValleyRAT |
| File size: | 1'378'816 bytes |
| First seen: | 2025-11-24 18:20:18 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f0ea7b7844bbc5bfa9bb32efdcea957c (58 x Sliver, 17 x CobaltStrike, 12 x AsyncRAT) |
| ssdeep | 24576:MYAYseTloTIaR16OEMd2AJlCu00bjRriO/vTYgFpj4C1:MYdZoZR16FMdzCf0bdriOjYgFt4C1 |
| Threatray | 408 similar samples on MalwareBazaar |
| TLSH | T141553A877CC115B9D0BA923188A612417B21FC661F3663D72B61B6F82F7BBD44E35328 |
| TrID | 48.7% (.EXE) Win64 Executable (generic) (10522/11/4) 23.3% (.EXE) Win16 NE executable (generic) (5038/12/1) 9.3% (.EXE) OS/2 Executable (generic) (2029/13) 9.2% (.EXE) Generic Win/DOS Executable (2002/3) 9.2% (.EXE) DOS Executable Generic (2000/1) |
| Magika | pebin |
| Reporter |  abuse_ch |
| Tags: | exe RAT ValleyRAT |
Indicators Of Compromise (IOCs)
Below is a list of indicators of compromise (IOCs) associated with this malware samples.
| IOC | ThreatFox Reference |
|---|---|
| 154.23.185.147:8081 | https://threatfox.abuse.ch/ioc/1649794/ |
Intelligence
File Origin
# of uploads :
1
# of downloads :
129
Origin country :
NLVendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
random.exe
Verdict:
Malicious activity
Analysis date:
2025-11-24 18:21:55 UTC
Tags:
auto-reg valley winos rat silverfox golang
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Verdict:
Malicious
Score:
99.9%
Tags:
dropper emotet
Result
Verdict:
Malware
Maliciousness:
Behaviour
DNS request
Connection attempt
Sending a custom TCP request
Сreating synchronization primitives
Creating a window
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Verdict:
Likely Malicious
Threat level:
7.5/10
Confidence:
100%
Tags:
anti-vm crypto go golang redcap
Verdict:
Malicious
Labled as:
WinGo/ShellcodeRunner.AAL trojan
Verdict:
Malicious
File Type:
exe x64
First seen:
2025-11-24T13:36:00Z UTC
Last seen:
2025-11-26T00:53:00Z UTC
Hits:
~10
Detections:
Trojan.Win64.Agentb.sb Trojan.Win32.Agent.sb Trojan.Win64.Donut.sb HEUR:Trojan.Win64.Goshell.gen HEUR:Trojan.Win64.DonutInjector.gen Backdoor.Win32.Xkcp.a PDM:Trojan.Win32.Generic Backdoor.Agent.TCP.C&C Trojan-Downloader.Win32.Gomal.sb Trojan.Win64.DonutInjector.sb Trojan.Win64.Agent.sb Trojan.Win32.Shellcode.sb HEUR:Backdoor.Win32.Farfli.gen
Malware family:
ValleyRAT
Verdict:
Malicious
Result
Threat name:
ValleyRAT
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
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
Found direct / indirect Syscall (likely to bypass EDR)
Found malware configuration
Joe Sandbox ML detected suspicious sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Potentially malicious time measurement code found
Suricata IDS alerts for network traffic
Tries to detect sandboxes / dynamic malware analysis system (QueryWinSAT)
Unusual module load detection (module proxying)
Yara detected ValleyRAT
Behaviour
Behavior Graph:
Score:
100%
Verdict:
Malware
File Type:
PE
Verdict:
inconclusive
YARA:
4 match(es)
Tags:
Executable PE (Portable Executable) PE File Layout Win 64 Exe x64
Verdict:
Malicious
Threat:
Family.DONUTLOADER
Threat name:
Win64.Backdoor.Valleyrat
Status:
Malicious
First seen:
2025-11-24 18:20:34 UTC
File Type:
PE+ (Exe)
AV detection:
28 of 38 (73.68%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
valleyrat
donutloader
Similar samples:
+ 398 additional samples on MalwareBazaar
Result
Malware family:
donutloader
Score:
10/10
Tags:
family:donutloader loader persistence ransomware
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetWindowsHookEx
Uses Task Scheduler COM API
Uses Volume Shadow Copy WMI provider
Uses Volume Shadow Copy service COM API
Adds Run key to start application
Enumerates connected drives
Detects DonutLoader
DonutLoader
Donutloader family
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Unpacked files
SH256 hash:
fa755134d9c9796b2f58fd61aeb0ef12121da6afaa1943f05334d332992cdff5
MD5 hash:
070a44cbc28301098463b40b9b3f21d4
SHA1 hash:
4d6f008d5c63103f23643722550b4d4fc805368a
Malware family:
ValleyRAT
Verdict:
Malicious
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.94
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: | command_and_control |
|---|---|
| Author: | CD_R0M_ |
| Description: | This rule searches for common strings found by malware using C2. Based on a sample used by a Ransomware group |
| Rule name: | CP_Script_Inject_Detector |
|---|---|
| Author: | DiegoAnalytics |
| Description: | Detects attempts to inject code into another process across PE, ELF, Mach-O binaries |
| Rule name: | DebuggerCheck__API |
|---|---|
| Reference: | https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara |
| Rule name: | DebuggerCheck__QueryInfo |
|---|---|
| Reference: | https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara |
| Rule name: | DebuggerException__ConsoleCtrl |
|---|---|
| Reference: | https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara |
| Rule name: | DebuggerException__SetConsoleCtrl |
|---|---|
| Reference: | https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara |
| Rule name: | DetectGoMethodSignatures |
|---|---|
| Author: | Wyatt Tauber |
| Description: | Detects Go method signatures in unpacked Go binaries |
| Rule name: | Gh0stKCP |
|---|---|
| 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: | GoBinTest |
|---|
| Rule name: | golang |
|---|
| Rule name: | Golangmalware |
|---|---|
| Author: | Dhanunjaya |
| Description: | Malware in Golang |
| Rule name: | golang_binary_string |
|---|---|
| Description: | Golang strings present |
| Rule name: | golang_bin_JCorn_CSC846 |
|---|---|
| Author: | Justin Cornwell |
| Description: | CSC-846 Golang detection ruleset |
| Rule name: | golang_duffcopy_amd64 |
|---|
| Rule name: | HiveRansomware |
|---|---|
| Author: | Dhanunjaya |
| Description: | Yara Rule To Detect Hive V4 Ransomware |
| Rule name: | identity_golang |
|---|---|
| Author: | Eric Yocam |
| Description: | find Golang malware |
| Rule name: | malware_shellcode_hash |
|---|---|
| Author: | JPCERT/CC Incident Response Group |
| Description: | detect shellcode api hash value |
| Rule name: | MD5_Constants |
|---|---|
| Author: | phoul (@phoul) |
| Description: | Look for MD5 constants |
| Rule name: | ProgramLanguage_Golang |
|---|---|
| Author: | albertzsigovits |
| Description: | Application written in Golang programming language |
| Rule name: | SEH__vectored |
|---|---|
| Reference: | https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara |
| Rule name: | ThreadControl__Context |
|---|---|
| Reference: | https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara |
| Rule name: | Windows_Generic_Threat_3055c14a |
|---|---|
| Author: | Elastic Security |
| Rule name: | Windows_Trojan_Winos_464b8a2e |
|---|---|
| Author: | Elastic Security |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
Web download
Delivery method
Distributed via web download
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