MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 caf06121aa982d9d7a75e22aae1e6aa4457cd702e0c5dbf5a7a90e5771a5be80. 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: 16


Intelligence 16 IOCs 2 YARA 12 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: caf06121aa982d9d7a75e22aae1e6aa4457cd702e0c5dbf5a7a90e5771a5be80
SHA3-384 hash: bb50094aa2ea7facedd2904217fe52742910e0d6809899140015dd29fe94854af1eca8d3d6bffd25af33b6d639f10904
SHA1 hash: 59f823f5816041e19d5a480ecf2311121de0e0ae
MD5 hash: a0e99b168dc62db6b25d741e3df09f5e
humanhash: wisconsin-river-uniform-rugby
File name:A0E99B168DC62DB6B25D741E3DF09F5E.dll
Download: download sample
Signature ValleyRAT
Create hunting rule
File size:121'344 bytes
First seen:2026-08-13 13:50:14 UTC
Last seen:Never
File type:DLL dll
MIME type:application/x-dosexec
imphash 61638da832bf3f4db7fa4da7bf2e02bb (2 x ValleyRAT)
ssdeep 1536:eNp89dFZj9Icn4Umi45Gbd+p70L5qQBBGr5ur0kZlang2KJbJ6QQ+IeFr:eNurpIchmV3p7aHgmIKJJA+IeFr
TLSH T19BC37D21B660C032D5E6253E99B98B725B7F78319B7840CB77D40B3A5EA03D1AF38356
TrID 28.5% (.EXE) Win16 NE executable (generic) (5038/12/1)
25.5% (.EXE) Win32 Executable (generic) (4504/4/1)
11.6% (.ICL) Windows Icons Library (generic) (2059/9)
11.5% (.EXE) OS/2 Executable (generic) (2029/13)
11.3% (.EXE) Generic Win/DOS Executable (2002/3)
Magika pebin
Reporter abuse_ch
Tags:dll RAT ValleyRAT


Avatar
abuse_ch
ValleyRAT C2:
118.107.9.161:1113

Indicators Of Compromise (IOCs)

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

IOCThreatFox Reference
118.107.9.161:1113 https://threatfox.abuse.ch/ioc/1873530/
118.107.9.161:1112 https://threatfox.abuse.ch/ioc/1873536/

Intelligence

File Origin
# of uploads :
1
# of downloads :
114
Origin country :
NL NL
Vendor Threat Intelligence
Malware configuration found for:
ValleyFall
Details
Link:
https://research.acce.ciphertechsolutions.com/results/00f712d0-018d-41c0-8636-16629e545cb8/
Detection:
WinosStager
Create hunting rule
Link:
https://www.capesandbox.com/analysis/80891/
Result
Verdict:
Clean
Maliciousness:
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-debug dropper evasive lolbin microsoft_visual_cc packed reconnaissance rundll32
Link:
https://www.filescan.io/uploads/6a7dcbad7ed35e268e630491/reports/e607a235-e024-4061-a6ed-20a46dbf9e92/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/caf06121aa982d9d7a75e22aae1e6aa4457cd702e0c5dbf5a7a90e5771a5be80
Verdict:
Malicious
File Type:
dll x32
First seen:
2026-08-09T15:12:00Z UTC
Last seen:
2026-08-15T12:02:00Z UTC
Hits:
~100
Link:
https://opentip.kaspersky.com/caf06121aa982d9d7a75e22aae1e6aa4457cd702e0c5dbf5a7a90e5771a5be80/results?tab=lookup
Malware family:
ValleyRAT
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/41b7a05e-b229-434a-87dc-4210c3f57a47
Result
Threat name:
ValleyRAT
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1957613
Signature
Antivirus / Scanner detection for submitted sample
C2 URLs / IPs found in malware configuration
Contains functionality to detect sleep reduction / modifications
Found malware configuration
Joe Sandbox ML detected suspicious sample
Multi AV Scanner detection for submitted file
Suricata IDS alerts for network traffic
System process connects to network (likely due to code injection or exploit)
Yara detected ValleyRAT
Behaviour
Behavior Graph:
Download SVG
Score:
89%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/caf06121aa982d9d7a75e22aae1e6aa4457cd702e0c5dbf5a7a90e5771a5be80
Verdict:
Vidar Stealer
YARA:
6 match(es)
Tags:
Executable PE (Portable Executable) PE Memory-Mapped (Dump) Stealer Vidar Stealer
Link:
https://app.malva.re/file/a0e99b168dc62db6b25d741e3df09f5e
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/caf06121aa982d9d7a75e22aae1e6aa4457cd702e0c5dbf5a7a90e5771a5be80/
Threat name:
Win32.Backdoor.Farfli
Create hunting rule
Status:
Suspicious
First seen:
2026-08-09 20:57:59 UTC
File Type:
PE (Dll)
Extracted files:
1
AV detection:
23 of 36 (63.89%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=zlygcinktawz26tv4ivk4htkurcxzvyc4dc5x5nhvehfo4nfx2aa._file
Verdict:
malicious
Label(s):
ValleyRAT
Create hunting rule
Link:
https://reports.threatray.com/5ee39aee-1eb4-403a-b704-0b47eb95b61e
Result
Malware family:
valleyrat_s2
Create hunting rule
Score:
  10/10
Tags:
family:valleyrat_s2 backdoor discovery
Link:
https://tria.ge/reports/260813-q5j1zabd47/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
System Location Discovery: System Language Discovery
Drops file in System32 directory
Enumerates connected drives
Looks up external IP address via web service
Badlisted process makes network request
Detects ValleyRAT payload
Family: ValleyRat
Malware Config
C2 Extraction:
118.107.9.161:1113
118.107.9.161:1112
127.0.0.1:80
Unpacked files
SH256 hash:
caf06121aa982d9d7a75e22aae1e6aa4457cd702e0c5dbf5a7a90e5771a5be80
MD5 hash:
a0e99b168dc62db6b25d741e3df09f5e
SHA1 hash:
59f823f5816041e19d5a480ecf2311121de0e0ae
Link:
https://www.unpac.me/results/b6f1d5ad-3297-47e3-b642-4993a31a845d/
Malware family:
ValleyRAT
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/caf06121aa98/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/caf06121aa982d9d7a75e22aae1e6aa4457cd702e0c5dbf5a7a90e5771a5be80

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: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: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:MD5_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for MD5 constants
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_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/80891/

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