MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 55a4436e8be3d485059a70de9453c3c3160bf0bc9bdacd332e003a1cee4d2821. 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 YARA 18 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 55a4436e8be3d485059a70de9453c3c3160bf0bc9bdacd332e003a1cee4d2821
SHA3-384 hash: 1cad89e23c58cd8487f3620ad3d709842e158fb6d06738058917278af16083d54646a06e14e2805473b9f05c89a3573f
SHA1 hash: 8b4f32635f4c3edec8532d4ddb1bd7141000baef
MD5 hash: 6c9f38e10959afd28b70442e9ebbe11f
humanhash: uncle-winner-video-ohio
File name:55a4436e8be3d485059a70de9453c3c3160bf0bc9bdac.exe
Download: download sample
Signature ValleyRAT
Create hunting rule
File size:230'912 bytes
First seen:2025-12-04 03:50:19 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 900998ffb3f12157e44eef1bede5e79c (1 x ValleyRAT, 1 x CobaltStrike)
ssdeep 1536:RYgJN2meKApN6EgLAsucaZR8S2YSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSX:RBNLejf6EgsNrIrc/fcLvFUg2
TLSH T15134A5E639515D76C4CCC530B69161A7AE36BC0836E3B286D2D0F97937FA2846D3E270
TrID 41.1% (.EXE) Microsoft Visual C++ compiled executable (generic) (16529/12/5)
26.1% (.EXE) Win64 Executable (generic) (10522/11/4)
12.5% (.EXE) Win16 NE executable (generic) (5038/12/1)
5.1% (.ICL) Windows Icons Library (generic) (2059/9)
5.0% (.EXE) OS/2 Executable (generic) (2029/13)
Magika pebin
dhash icon 9cecb8f468ece060 (1 x ValleyRAT)
Reporter abuse_ch
Tags:exe RAT ValleyRAT


Avatar
abuse_ch
ValleyRAT C2:
129.226.156.129:8888

Intelligence

File Origin
# of uploads :
1
# of downloads :
141
Origin country :
NL NL
Vendor Threat Intelligence
No detections
Malware family:
n/a
ID:
1
File name:
55a4436e8be3d485059a70de9453c3c3160bf0bc9bdacd332e003a1cee4d2821.exe
Verdict:
No threats detected
Analysis date:
2025-12-04 03:36:28 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/8b8ee252-0bfe-4de3-b9e2-6a6fd9f9b864

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/42395/
Verdict:
Malicious
Score:
97.4%
Link:
https://cyber-fortress.com/docs/result/index.php?id=693101bc264b106bd646cedd
Tags:
downloader dropper emotet
Result
Verdict:
Clean
Maliciousness:

Behaviour
Connection attempt
Sending a custom TCP request
Сreating synchronization primitives
Creating a window
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
adaptive-context anti-debug mingw packed rozena unsafe
Link:
https://www.filescan.io/uploads/693104ffd12d1c79d428fa25/reports/df506904-4251-426e-8144-313d49da477d/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_90%
Link:
https://www.hybrid-analysis.com/sample/55a4436e8be3d485059a70de9453c3c3160bf0bc9bdacd332e003a1cee4d2821
Verdict:
Malicious
File Type:
exe x64
First seen:
2025-12-03T02:05:00Z UTC
Last seen:
2025-12-04T13:09:00Z UTC
Hits:
~100
Detections:
Backdoor.Win32.Xkcp.bqd Backdoor.Agent.TCP.C&C Trojan.Win64.Kryplod.sb Backdoor.Win32.Xkcp.a Backdoor.Xkcp.TCP.ServerRequest
Link:
https://opentip.kaspersky.com/55a4436e8be3d485059a70de9453c3c3160bf0bc9bdacd332e003a1cee4d2821/results?tab=lookup
Malware family:
ValleyRAT
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/c39125ec-77e1-4a9c-86ef-1884f28d0abe
Result
Threat name:
n/a
Detection:
malicious
Classification:
n/a
Score:
56 / 100
Link:
https://www.joesandbox.com/analysis/1826043
Signature
Antivirus / Scanner detection for submitted sample
Multi AV Scanner detection for submitted file
Behaviour
Behavior Graph:
Download SVG
Score:
99%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/55a4436e8be3d485059a70de9453c3c3160bf0bc9bdacd332e003a1cee4d2821
Verdict:
inconclusive
YARA:
4 match(es)
Tags:
Executable PE (Portable Executable) PE File Layout Win 64 Exe x64
Link:
https://app.malva.re/file/6c9f38e10959afd28b70442e9ebbe11f
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/55a4436e8be3d485059a70de9453c3c3160bf0bc9bdacd332e003a1cee4d2821/
Verdict:
Malicious
Threat:
Family.VALLEYRAT_S2
Link:
https://tip.neiki.dev/file/55a4436e8be3d485059a70de9453c3c3160bf0bc9bdacd332e003a1cee4d2821
Threat name:
Win64.Downloader.ValleyRat
Create hunting rule
Status:
Malicious
First seen:
2025-12-03 09:16:28 UTC
File Type:
PE+ (Exe)
Extracted files:
11
AV detection:
14 of 24 (58.33%)
Threat level:
  3/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=kwseg3ul4pkikbm2odpjiu6dymlax4f4tpnm2mzoaa5bz3snfaqq._file
Verdict:
malicious
Label(s):
valleyrat
Create hunting rule
Similar samples:
error
ValleyRAT
Result
Malware family:
valleyrat_s2
Create hunting rule
Score:
  10/10
Tags:
family:valleyrat_s2 backdoor
Link:
https://tria.ge/reports/251204-ed34zsyqbs/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetWindowsHookEx
Enumerates connected drives
ValleyRat
Valleyrat_s2 family
Malware Config
C2 Extraction:
129.226.156.129:8888
127.0.0.1:80
Verdict:
Suspicious
Tags:
ProcessKiller
YARA:
n/a
Link:
https://app.threat.zone/submission/4586fa90-645e-4b1b-9198-daa1a8a8b3d5
Unpacked files
SH256 hash:
55a4436e8be3d485059a70de9453c3c3160bf0bc9bdacd332e003a1cee4d2821
MD5 hash:
6c9f38e10959afd28b70442e9ebbe11f
SHA1 hash:
8b4f32635f4c3edec8532d4ddb1bd7141000baef
Link:
https://www.unpac.me/results/b0b084e3-11b8-431a-a420-fcf59b07cd6f/
Malware family:
ValleyRAT
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/55a4436e8be3/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/55a4436e8be3d485059a70de9453c3c3160bf0bc9bdacd332e003a1cee4d2821

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:Check_OutputDebugStringA_iat
Create hunting rule
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:DebuggerCheck__QueryInfo
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:FreddyBearDropper
Create hunting rule
Author:Dwarozh Hoshiar
Description:Freddy Bear Dropper is dropping a malware through base63 encoded powershell scrip.
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_ClearMyTracksByProcess
Create hunting rule
Author:ditekSHen
Description:Detects executables calling ClearMyTracksByProcess
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: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:SEH__vectored
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
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:ThreadControl__Context
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:Windows_Generic_Threat_3055c14a
Create hunting rule
Author:Elastic Security

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/42395/

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