MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 1cb286faf8a66491d7e847ffbdae2fdd11497ccce997e9cb5aaa9a212dc810ae. 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: | 1cb286faf8a66491d7e847ffbdae2fdd11497ccce997e9cb5aaa9a212dc810ae |
|---|---|
| SHA3-384 hash: | 2285e5aef2d8279e43957a0bf119573e9a4306687b5e48364c3a91a9708ad5f55c1242687fbd4b80d6150e3eecdf8798 |
| SHA1 hash: | 345ce587dcec2fe8addf60f5cd041c771612299d |
| MD5 hash: | 2f9f6a258648d8182d7d865a6de52f9c |
| humanhash: | lima-iowa-purple-bacon |
| File name: | 2F9F6A258648D8182D7D865A6DE52F9C.exe |
| Download: | download sample |
| Signature | ValleyRAT |
| File size: | 111'104 bytes |
| First seen: | 2026-03-05 09:25:10 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | b8bf08fa843a9ec1ce10d80fbf550c26 (90 x ValleyRAT, 1 x Gh0stRAT) |
| ssdeep | 3072:ybWjdIPbcia0NFtwwnILn3py6D268XEPKW2:ybWjMbcCtwwnchx1y |
| TLSH | T145B37B2172A0C072C093253199F9EBB24E7EF93117B845CBB7E416BA5F603C16A7539B |
| 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 |
Indicators Of Compromise (IOCs)
Below is a list of indicators of compromise (IOCs) associated with this malware samples.
| IOC | ThreatFox Reference |
|---|---|
| 192.252.187.77:8443 | https://threatfox.abuse.ch/ioc/1758742/ |
Intelligence
File Origin
# of uploads :
1
# of downloads :
161
Origin country :
NLVendor Threat Intelligence
Malware configuration found for:
ValleyFall
Details
ValleyFall
configuration settings and possibly extracted component
Malware family:
n/a
ID:
1
File name:
_1cb286faf8a66491d7e847ffbdae2fdd11497ccce997e9cb5aaa9a212dc810ae.exe
Verdict:
Malicious activity
Analysis date:
2026-03-05 09:26:00 UTC
Tags:
valleyrat rat silverfox winos backdoor
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
WinosStager
Detection(s):
Verdict:
Malicious
Score:
94.1%
Tags:
emotet farfli
Verdict:
Likely Malicious
Threat level:
7.5/10
Confidence:
100%
Tags:
anti-vm crypt farfli microsoft_visual_cc xpack
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Verdict:
Malicious
File Type:
exe x32
Detections:
PDM:Trojan.Win32.Generic Backdoor.Agent.TCP.C&C Trojan.Win32.Inject.sb Trojan.Win32.Agent.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
Allocates memory in foreign processes
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
Creates a thread in another existing process (thread injection)
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: Suspect Svchost Activity
Suricata IDS alerts for network traffic
Unusual module load detection (module proxying)
Writes to foreign memory regions
Yara detected ValleyRAT
Behaviour
Behavior Graph:
Score:
100%
Verdict:
Malware
File Type:
PE
Gathering data
Verdict:
Malicious
Threat:
Family.VALLEYRAT
Threat name:
Win32.Trojan.FraudLoad
Status:
Malicious
First seen:
2026-02-26 15:52:00 UTC
File Type:
PE (Exe)
Extracted files:
1
AV detection:
24 of 24 (100.00%)
Threat level:
5/5
Detection(s):
Suspicious file
Result
Malware family:
valleyrat_s2
Score:
10/10
Tags:
family:valleyrat_s2 backdoor discovery
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Enumerates connected drives
Detects ValleyRAT payload
ValleyRat
Valleyrat_s2 family
Malware Config
C2 Extraction:
192.252.187.77:8443
192.252.187.77:443
127.0.0.1:80
192.252.187.77:443
127.0.0.1:80
Unpacked files
SH256 hash:
1cb286faf8a66491d7e847ffbdae2fdd11497ccce997e9cb5aaa9a212dc810ae
MD5 hash:
2f9f6a258648d8182d7d865a6de52f9c
SHA1 hash:
345ce587dcec2fe8addf60f5cd041c771612299d
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:
1.00
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 |
|---|---|
| Author: | Michael Reinprecht |
| Description: | DEMO CAS YARA Rules for sample2.exe |
| 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: | GenericGh0st |
|---|---|
| Author: | Still |
| 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: | golang_bin_JCorn_CSC846 |
|---|---|
| Author: | Justin Cornwell |
| Description: | CSC-846 Golang detection ruleset |
| Rule name: | Indicator_MiniDumpWriteDump |
|---|---|
| Author: | Obscurity Labs LLC |
| Description: | Detects PE files and PowerShell scripts that use MiniDumpWriteDump either through direct imports or string references |
| 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: | meth_peb_parsing |
|---|---|
| Author: | Willi Ballenthin |
| Rule name: | ThreadControl__Context |
|---|---|
| Reference: | https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara |
| Rule name: | ValleyRAT |
|---|---|
| Author: | NDA0E |
| Description: | Detects ValleyRAT |
| Rule name: | Windows_Generic_Threat_4b0b73ce |
|---|---|
| Author: | Elastic Security |
| Rule name: | Windows_Trojan_Winos_464b8a2e |
|---|---|
| Author: | Elastic Security |
| Rule name: | WinosStager |
|---|---|
| Author: | YungBinary |
| Description: | https://www.esentire.com/blog/winos4-0-online-module-staging-component-used-in-cleversoar-campaign |
| Rule name: | win_winos_auto |
|---|---|
| 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.
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