MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c6478a94355a7fa8789c4a052d8dc995e39b0bb0a4433929dcd700b193aad474. 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: 11


Intelligence 11 IOCs 1 YARA 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c6478a94355a7fa8789c4a052d8dc995e39b0bb0a4433929dcd700b193aad474
SHA3-384 hash: 5c0f1496bb141a7136c660f2a0c6caa62ee41b8f4bc419b5df0aa607647662cc1b477da195be8a3ffcd21261cc060737
SHA1 hash: ab12be514e20be88cd0e57c592c616098192cd84
MD5 hash: a83df3fa0d75b7528139a00bd04b17b8
humanhash: coffee-grey-don-cat
File name:c6478a94355a7fa8789c4a052d8dc995e39b0bb0a4433.exe
Download: download sample
Signature ValleyRAT
Create hunting rule
File size:72'715'794 bytes
First seen:2025-08-02 14:15:43 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 85ab324a26a79adec77a3fcbbe46e5a1 (18 x ValleyRAT)
ssdeep 1572864:h0zhr84OFXuIkq29IP9lATnMrdlwd1PYHA2ZZ+XI:8w4OFPP290HKM47PsII
Threatray 52 similar samples on MalwareBazaar
TLSH T1A0F733BE9ECBD96CE443C3786B8FA18415B6DA494258AB4386DB01F0EC66DD1434FCC6
TrID 60.5% (.EXE) UPX compressed Win32 Executable (27066/9/6)
11.2% (.EXE) Win16 NE executable (generic) (5038/12/1)
10.0% (.EXE) Win32 Executable (generic) (4504/4/1)
4.6% (.ICL) Windows Icons Library (generic) (2059/9)
4.5% (.EXE) OS/2 Executable (generic) (2029/13)
Magika pebin
dhash icon e09a676060678ee0 (14 x AsyncRAT, 10 x ValleyRAT, 4 x Formbook)
Reporter abuse_ch
Tags:exe RAT ValleyRAT


Avatar
abuse_ch
ValleyRAT C2:
103.192.179.40:9091

Indicators Of Compromise (IOCs)

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

IOCThreatFox Reference
103.192.179.40:9091 https://threatfox.abuse.ch/ioc/1563509/

Intelligence

File Origin
# of uploads :
1
# of downloads :
95
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
tsetup-x64.5.16.6.zip
Verdict:
Malicious activity
Analysis date:
2025-08-02 13:08:47 UTC
Tags:
arch-exec upx
Link:
https://app.any.run/tasks/774f0671-b064-4c7c-a912-365c730c573d

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
81.4%
Link:
https://cyber-fortress.com/docs/result/index.php?id=688e14bfaf3050dc8d33805d
Tags:
virus xpack
Result
Verdict:
Clean
Maliciousness:

Behaviour
Creating a window
Creating a file in the %temp% subdirectories
Sending a custom TCP request
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-debug crypt installer invalid-signature microsoft_visual_cc overlay overlay packed packed packed signed upx xpack
Link:
https://www.filescan.io/uploads/688e1dc2dc44c87d077ab29d/reports/132f5e36-7605-48d9-96d1-2710c537832b/overview
Verdict:
Malicious
Labled as:
TR/Crypt.XPACK
Link:
https://www.hybrid-analysis.com/sample/c6478a94355a7fa8789c4a052d8dc995e39b0bb0a4433929dcd700b193aad474
Result
Threat name:
ValleyRAT
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1749072
Signature
Allocates memory in foreign processes
Antivirus / Scanner detection for submitted sample
Connects to many ports of the same IP (likely port scanning)
Contains functionality to infect the boot sector
Found evasive API chain (may stop execution after checking mutex)
Found evasive API chain checking for user administrative privileges
Found malware configuration
Icon mismatch, binary includes an icon from a different legit application in order to fool users
Injects code into the Windows Explorer (explorer.exe)
Joe Sandbox ML detected suspicious sample
Loading BitLocker PowerShell Module
Multi AV Scanner detection for submitted file
Searches for specific processes (likely to inject)
Sigma detected: Potential Renamed Rundll32 Execution
Suricata IDS alerts for network traffic
System process connects to network (likely due to code injection or exploit)
Writes to foreign memory regions
Yara detected ValleyRAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1749072 Sample: c6478a94355a7fa8789c4a052d8... Startdate: 02/08/2025 Architecture: WINDOWS Score: 100 44 Suricata IDS alerts for network traffic 2->44 46 Found malware configuration 2->46 48 Antivirus / Scanner detection for submitted sample 2->48 50 6 other signatures 2->50 8 c6478a94355a7fa8789c4a052d8dc995e39b0bb0a4433.exe 35 2->8         started        11 chrmstp.exe 2->11         started        process3 file4 34 C:\Users\user\AppData\Roaming\...\intel.dll, PE32 8->34 dropped 36 C:\Users\user\AppData\Local\chrmstp.exe, PE32 8->36 dropped 38 C:\Users\user\AppData\Local\...\nsExec.dll, PE32 8->38 dropped 40 3 other files (none is malicious) 8->40 dropped 13 chrmstp.exe 8->13         started        16 cmd.exe 1 8->16         started        18 cmd.exe 1 8->18         started        process5 signatures6 56 Found evasive API chain (may stop execution after checking mutex) 13->56 58 Contains functionality to infect the boot sector 13->58 60 Injects code into the Windows Explorer (explorer.exe) 13->60 62 4 other signatures 13->62 20 explorer.exe 88 7 13->20 injected 22 rundll32.exe 3 16->22         started        26 conhost.exe 16->26         started        28 powershell.exe 22 18->28         started        30 conhost.exe 18->30         started        process7 dnsIp8 42 103.192.179.40, 18852, 49694, 49695 ASLINE-AS-APASLINELIMITEDHK Hong Kong 22->42 52 System process connects to network (likely due to code injection or exploit) 22->52 54 Loading BitLocker PowerShell Module 28->54 32 WmiPrvSE.exe 28->32         started        signatures9 process10
Score:
25%
Verdict:
Benign
File Type:
PE
Link:
https://malprob.io/report/c6478a94355a7fa8789c4a052d8dc995e39b0bb0a4433929dcd700b193aad474
Gathering data
Verdict:
Malicious
Threat:
Trojan.Win32.Shellcode
Link:
https://tip.neiki.dev/file/c6478a94355a7fa8789c4a052d8dc995e39b0bb0a4433929dcd700b193aad474
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=yzdyvfbvlj72q6e4jics3dojsxrzwc5qurbtsko424alde5k2r2a._file
Verdict:
malicious
Label(s):
winos
Create hunting rule
Similar samples:
3a105d107a7c245c3365ab533df110cfa8e9418edc6eb75265cd5e86b0e93abf
ValleyRAT
8ec8f191124be5bc424cc9ea7f4ee9896791e0a9f0627c58a5cedf3bee18c389
ValleyRAT
95b8c9613c3e09443e3e846aa1886bf071db4f23f2ef928ae8cf21ba422007ce
ValleyRAT
9c54f6cdf47ed1d27d9a815f000280a02cefa34ba6796f763bb5b6adf2131334
ValleyRAT
9d4811eacddb9a74b1114467ecd10029332cdc400a38df2a397dc450d03ff3ac
ValleyRAT
a883329d0e8615dbdae8a266e64a1fe0278b561c6eb257087689dc79eb8358c9
ValleyRAT
c6478a94355a7fa8789c4a052d8dc995e39b0bb0a4433929dcd700b193aad474
ValleyRAT
e17ba8ad94ed55f391b3bb10704099620601625043f76a923bd9d5673b5f751f
ValleyRAT
error
ValleyRAT
+ 42 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  7/10
Tags:
discovery upx
Link:
https://tria.ge/reports/250802-rlegtatmx4/
Behaviour
Enumerates physical storage devices
System Location Discovery: System Language Discovery
UPX packed file
Loads dropped DLL
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/43d8a99e-92f6-46ca-b13e-28f366b761e2
Malware family:
ValleyRAT
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/c6478a94355a/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.

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:botnet_plaintext_c2
Create hunting rule
Author:cip
Description:Attempts to match at least some of the strings used in some botnet variants which use plaintext communication protocols.
Rule name:PE_Digital_Certificate
Create hunting rule
Author:albertzsigovits
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:Sus_Obf_Enc_Spoof_Hide_PE
Create hunting rule
Author:XiAnzheng
Description:Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)
Rule name:UPXV200V290MarkusOberhumerLaszloMolnarJohnReiser
Create hunting rule
Author:malware-lu
Rule name:UPXv20MarkusLaszloReiser
Create hunting rule
Author:malware-lu
Rule name:upx_largefile
Create hunting rule
Author:k3nr9

File information

The table below shows additional information about this malware sample such as delivery method and external references.

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_AUTHENTICODEMissing Authenticodehigh
CHECK_DLL_CHARACTERISTICSMissing dll Security Characteristics (HIGH_ENTROPY_VA)high
CHECK_TRUST_INFORequires Elevated Execution (level:requireAdministrator)high
Reviews
IDCapabilitiesEvidence
SHELL_APIManipulates System ShellSHELL32.dll::SHGetFileInfoW
WIN_BASE_APIUses Win Base APIKERNEL32.DLL::LoadLibraryA

Comments