MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f71a6105703149ecade00eec719c400a295decd8c39a485a880efff3be0bdd21. 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: 15


Intelligence 15 IOCs 1 YARA 19 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: f71a6105703149ecade00eec719c400a295decd8c39a485a880efff3be0bdd21
SHA3-384 hash: 03c329020c0f40572b7d2b0b58b3a779323cd0a2f4a8ea3946a28b95318f912a8864cb93571b1f44ce96e02fadaad8ad
SHA1 hash: ad6c379007713d921adecdf011a933274ec06456
MD5 hash: 019fd589eaac60c00d4a732ded48c202
humanhash: july-arizona-asparagus-seventeen
File name:019fd589eaac60c00d4a732ded48c202.exe
Download: download sample
Signature ValleyRAT
Create hunting rule
File size:414'208 bytes
First seen:2025-07-14 18:00:19 UTC
Last seen:2025-07-15 08:45:10 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash ce09579c3721886d9041e964bc6aebf4 (28 x ValleyRAT)
ssdeep 6144:vIxfbhbmu7bT/h9ft0eyNV5hFmtsexgI6QkUIcbpO5zxl6:vIdIebT/hk5VXelc7I
TLSH T1A3948D11B4D08432D5AB153A09B4DB765B3FBD308B516DCF67844E7E8E302C1AF39A6A
TrID 40.3% (.EXE) Win64 Executable (generic) (10522/11/4)
19.3% (.EXE) Win16 NE executable (generic) (5038/12/1)
17.2% (.EXE) Win32 Executable (generic) (4504/4/1)
7.7% (.EXE) OS/2 Executable (generic) (2029/13)
7.6% (.EXE) Generic Win/DOS Executable (2002/3)
Magika pebin
Reporter abuse_ch
Tags:exe RAT ValleyRAT


Avatar
abuse_ch
ValleyRAT C2:
23.249.28.223:90

Indicators Of Compromise (IOCs)

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

IOCThreatFox Reference
23.249.28.223:90 https://threatfox.abuse.ch/ioc/1556160/

Intelligence

File Origin
# of uploads :
2
# of downloads :
35
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
019fd589eaac60c00d4a732ded48c202.exe
Verdict:
Malicious activity
Analysis date:
2025-07-14 18:05:03 UTC
Tags:
auto-reg silverfox backdoor winos
Link:
https://app.any.run/tasks/934af8d0-0fdc-48c3-ae7a-67a6bb217a18

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/14293/
Detection(s):
Win.Tool.Ulise-10001984-0
Create hunting rule

Win.Malware.Fragtor-10028386-0
Create hunting rule

Verdict:
Malicious
Score:
99.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=687545cbc9eb97473768dc00
Tags:
emotet farfli cobalt
Result
Verdict:
Malware
Maliciousness:

Behaviour
Connection attempt
Sending a custom TCP request
Launching a process
Creating a process with a hidden window
Сreating synchronization primitives
Creating a file
Creating a window
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Unauthorized injection to a system process
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-vm evasive eventvwr exploit farfli fingerprint hacktool lolbin microsoft_visual_cc msconfig obfuscated wsreset zusy
Link:
https://www.filescan.io/uploads/687545d78a7d628a81ae2369/reports/33d2abad-860e-4a38-bf59-82cb3ee04638/overview
Verdict:
Malicious
Labled as:
Trojan.Farfli
Link:
https://www.hybrid-analysis.com/sample/f71a6105703149ecade00eec719c400a295decd8c39a485a880efff3be0bdd21
Malware family:
UACMe
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/a1b55169-323e-41ea-b21a-fcc7548ec2e0
Result
Threat name:
UACMe, ValleyRAT
Create hunting rule
Detection:
malicious
Classification:
troj.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1736404
Signature
Allocates memory in foreign processes
Contains functionality to implement multi-threaded time evasion
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
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sample is not signed and drops a device driver
Sigma detected: Suspect Svchost Activity
Suricata IDS alerts for network traffic
Writes to foreign memory regions
Yara detected UAC Bypass using CMSTP
Yara detected UACMe UAC Bypass tool
Yara detected ValleyRAT
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/f71a6105703149ecade00eec719c400a295decd8c39a485a880efff3be0bdd21
Verdict:
inconclusive
YARA:
5 match(es)
Tags:
Executable PDB Path PE (Portable Executable) Win 32 Exe x86
Link:
https://app.malva.re/file/019fd589eaac60c00d4a732ded48c202
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/f71a6105703149ecade00eec719c400a295decd8c39a485a880efff3be0bdd21/
Threat name:
Win32.Trojan.Farfli
Create hunting rule
Status:
Malicious
First seen:
2025-07-07 06:40:00 UTC
File Type:
PE (Exe)
Extracted files:
7
AV detection:
21 of 24 (87.50%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=64ngcblqgfe6zlpab3whdhcabiuv33gyyoneqwuib377hpql3uqq._file
Result
Malware family:
valleyrat_s2
Create hunting rule
Score:
  10/10
Tags:
family:valleyrat_s2 discovery persistence
Link:
https://tria.ge/reports/250714-wlmkmswscw/
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
Adds Run key to start application
Enumerates connected drives
Malware Config
C2 Extraction:
23.249.28.223:90
127.0.0.1:80
Verdict:
Malicious
Tags:
Win.Tool.Ulise-10001984-0
YARA:
n/a
Link:
https://app.threat.zone/submission/1bc3c34c-185a-4bb6-814e-9974bfff0424
Unpacked files
SH256 hash:
f71a6105703149ecade00eec719c400a295decd8c39a485a880efff3be0bdd21
MD5 hash:
019fd589eaac60c00d4a732ded48c202
SHA1 hash:
ad6c379007713d921adecdf011a933274ec06456
Link:
https://www.unpac.me/results/bdddded4-11c3-48dd-af79-10370f68defd/
SH256 hash:
bc8f1cbdd21e28270f4a8e1c0be4ce75f326bb7bc1c334d0278f65b2f36635b8
MD5 hash:
e2d89cc8efb37dfd8eae282d93e128be
SHA1 hash:
85cd83f4cfdc89adc8615660ce493661b44dc665
Detections:
INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM
Create hunting rule
Link:
https://www.unpac.me/results/bdddded4-11c3-48dd-af79-10370f68defd/
Parent samples :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 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/f71a6105703149ecade00eec719c400a295decd8c39a485a880efff3be0bdd21

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:cobalt_strike_tmp01925d3f
Create hunting rule
Author:The DFIR Report
Description:files - file ~tmp01925d3f.exe
Reference:https://thedfirreport.com
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:dgaagas
Create hunting rule
Author:Harshit
Description:Uses certutil.exe to download a file named test.txt
Rule name:golang_bin_JCorn_CSC846
Create hunting rule
Author:Justin Cornwell
Description:CSC-846 Golang detection ruleset
Rule name:ICMLuaUtil_UACMe_M41
Create hunting rule
Author:Marius 'f0wL' Genheimer <hello@dissectingmalwa.re>
Description:A Yara rule for UACMe Method 41 -> ICMLuaUtil Elevated COM interface
Reference:https://github.com/hfiref0x/UACME
Rule name:Indicator_MiniDumpWriteDump
Create hunting rule
Author:Obscurity Labs LLC
Description:Detects PE files and PowerShell scripts that use MiniDumpWriteDump either through direct imports or string references
Rule name:INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM
Create hunting rule
Author:ditekSHen
Description:Detects Windows exceutables bypassing UAC using CMSTP COM interfaces. MITRE (T1218.003)
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:meth_peb_parsing
Create hunting rule
Author:Willi Ballenthin
Rule name:pe_detect_tls_callbacks
Create hunting rule
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:ThreadControl__Context
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:ValleyRAT
Create hunting rule
Author:NDA0E
Description:Detects ValleyRAT

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/14293/

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
Reviews
IDCapabilitiesEvidence
COM_BASE_APICan Download & Execute componentsole32.dll::CreateStreamOnHGlobal
GDI_PLUS_APIInterfaces with Graphicsgdiplus.dll::GdiplusStartup
gdiplus.dll::GdiplusShutdown
gdiplus.dll::GdipGetImageEncoders
gdiplus.dll::GdipGetImageEncodersSize
gdiplus.dll::GdipDeleteGraphics
gdiplus.dll::GdipAlloc
MULTIMEDIA_APICan Play MultimediaWINMM.dll::timeGetTime
WIN32_PROCESS_APICan Create Process and ThreadsKERNEL32.dll::CreateProcessA
KERNEL32.dll::OpenProcess
KERNEL32.dll::VirtualAllocEx
KERNEL32.dll::WriteProcessMemory
KERNEL32.dll::CloseHandle
KERNEL32.dll::CreateThread
WIN_BASE_APIUses Win Base APIKERNEL32.dll::TerminateProcess
KERNEL32.dll::LoadLibraryW
KERNEL32.dll::LoadLibraryExW
KERNEL32.dll::GetSystemInfo
KERNEL32.dll::GetStartupInfoW
KERNEL32.dll::GetCommandLineW
KERNEL32.dll::GetCommandLineA
WIN_BASE_EXEC_APICan Execute other programsKERNEL32.dll::WriteConsoleW
KERNEL32.dll::ReadConsoleW
KERNEL32.dll::SetStdHandle
KERNEL32.dll::GetConsoleWindow
KERNEL32.dll::GetConsoleMode
KERNEL32.dll::GetConsoleOutputCP
WIN_BASE_IO_APICan Create FilesKERNEL32.dll::CreateDirectoryW
KERNEL32.dll::CreateFileW
KERNEL32.dll::DeleteFileW
KERNEL32.dll::GetSystemDirectoryA
KERNEL32.dll::GetFileAttributesA
KERNEL32.dll::FindFirstFileW
WIN_REG_APICan Manipulate Windows RegistryADVAPI32.dll::RegOpenKeyExW
ADVAPI32.dll::RegQueryValueExW
ADVAPI32.dll::RegSetValueExW
WIN_SOCK_APIUses Network to send and receive dataWS2_32.dll::WSACloseEvent
WS2_32.dll::WSACreateEvent
WS2_32.dll::WSAEnumNetworkEvents
WS2_32.dll::WSAEventSelect
WS2_32.dll::WSAIoctl
WS2_32.dll::WSAResetEvent
WIN_USER_APIPerforms GUI ActionsUSER32.dll::PeekMessageW

Comments