MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 2e575672428aaaaefad64f5535cb2416c962db8a8ae060303ef765eec38ba2d2. 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 1 YARA 21 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 2e575672428aaaaefad64f5535cb2416c962db8a8ae060303ef765eec38ba2d2
SHA3-384 hash: fb8aea5b0600f5d7b93b5f9939525834c150a7198b4e1a89d9687f249896630225de88eadddb7e2de0eaff6a69a7d04d
SHA1 hash: ead5e0b300b7b94c1f2f6bc7b4e8920d4cafedf8
MD5 hash: 03f83045c301c3792c814002cd5edc73
humanhash: monkey-wyoming-saturn-lion
File name:03F83045C301C3792C814002CD5EDC73.exe
Download: download sample
Signature ValleyRAT
Create hunting rule
File size:24'514'560 bytes
First seen:2025-09-07 14:50:16 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash fc590973c9838851afba2f17d86c4b20 (1 x ValleyRAT)
ssdeep 49152:kXuBi3JKFPFFnugD/PxUkQ8Z+6wU3CQg7sFnkm45XePkDvbVayZHvj3etUBBuupj:6uk3JKFPnuOLB3CB7sFnwufPF
TLSH T13B37F0016C5343A2DD0D76FDB4AD73355AE09E4F0F1042A61FE7DA64DF2E150AA22E2B
TrID 33.5% (.EXE) Microsoft Visual C++ compiled executable (generic) (16529/12/5)
21.3% (.EXE) Win64 Executable (generic) (10522/11/4)
13.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
10.2% (.EXE) Win16 NE executable (generic) (5038/12/1)
9.1% (.EXE) Win32 Executable (generic) (4504/4/1)
Magika pebin
Reporter abuse_ch
Tags:exe RAT ValleyRAT


Avatar
abuse_ch
ValleyRAT C2:
45.204.199.164:6666

Indicators Of Compromise (IOCs)

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

IOCThreatFox Reference
45.204.199.164:6666 https://threatfox.abuse.ch/ioc/1582266/

Intelligence

File Origin
# of uploads :
1
# of downloads :
97
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
03F83045C301C3792C814002CD5EDC73.exe
Verdict:
Malicious activity
Analysis date:
2025-09-07 14:52:57 UTC
Tags:
auto-startup blackmoon valleyrat winos rat silverfox
Link:
https://app.any.run/tasks/9d0def5e-7bb3-46e2-9b26-f401b855e461

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/26102/
Verdict:
Malicious
Score:
93.3%
Link:
https://cyber-fortress.com/docs/result/index.php?id=68bd9bd06e66ba602d78b6dc
Tags:
autorun virus blic sage
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Searching for synchronization primitives
Restart of the analyzed sample
Creating a process with a hidden window
Creating a file in the Program Files subdirectories
Creating a file
Creating a process from a recently created file
Launching cmd.exe command interpreter
Launching a process
Сreating synchronization primitives
Searching for the window
Connection attempt
Sending a custom TCP request
Blocking the User Account Control
Unauthorized injection to a recently created process
Unauthorized injection to a recently created process by context flags manipulation
Blocking the Windows Defender launch
Unauthorized injection to a system process
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
adaptive-context antavmu keylogger microsoft_visual_cc
Link:
https://www.filescan.io/uploads/68bd9bca20d0ee406d990df6/reports/eaf57953-0b22-41c7-9861-69048aa7296d/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_90%
Link:
https://www.hybrid-analysis.com/sample/2e575672428aaaaefad64f5535cb2416c962db8a8ae060303ef765eec38ba2d2
Verdict:
Malicious
File Type:
exe x32
First seen:
2025-09-05T04:50:00Z UTC
Last seen:
2025-09-05T04:50:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/2e575672428aaaaefad64f5535cb2416c962db8a8ae060303ef765eec38ba2d2/results?tab=lookup
Result
Threat name:
ValleyRAT
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1772640
Signature
Allocates memory in foreign processes
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Disables UAC (registry)
Drops large PE files
Found malware configuration
Injects a PE file into a foreign processes
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Suricata IDS alerts for network traffic
Tries to detect virtualization through RDTSC time measurements
Writes to foreign memory regions
Yara detected ValleyRAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1772640 Sample: iOvjzOa7Vs.exe Startdate: 07/09/2025 Architecture: WINDOWS Score: 100 46 Suricata IDS alerts for network traffic 2->46 48 Found malware configuration 2->48 50 Malicious sample detected (through community Yara rule) 2->50 52 6 other signatures 2->52 9 iOvjzOa7Vs.exe 1 2->9         started        process3 signatures4 54 Drops large PE files 9->54 56 Tries to detect virtualization through RDTSC time measurements 9->56 12 iOvjzOa7Vs.exe 1 17 9->12         started        process5 file6 30 C:\ProgramData\yidongwenj\movedcs.exe, PE32 12->30 dropped 32 C:\Program Files\DsQEPMG\shouhujincheng.exe, PE32 12->32 dropped 34 C:\Program Files\DsQEPMG\qusdjcxzzsa.exe, PE32 12->34 dropped 36 4 other malicious files 12->36 dropped 58 Disables UAC (registry) 12->58 16 qusdjcxzzsa.exe 12->16         started        signatures7 process8 signatures9 40 Writes to foreign memory regions 16->40 42 Allocates memory in foreign processes 16->42 44 Injects a PE file into a foreign processes 16->44 19 cmd.exe 16->19         started        22 subst.exe 1 16->22         started        24 ghn.exe 16->24         started        26 4 other processes 16->26 process10 dnsIp11 38 45.204.199.164, 49721, 49722, 49724 ITACE-AS-APItaceInternationalLimitedHK Seychelles 19->38 28 conhost.exe 22->28         started        process12
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/2e575672428aaaaefad64f5535cb2416c962db8a8ae060303ef765eec38ba2d2
Verdict:
inconclusive
YARA:
4 match(es)
Tags:
Executable PE (Portable Executable) PE File Layout Win 32 Exe x86
Link:
https://app.malva.re/file/03f83045c301c3792c814002cd5edc73
Gathering data
Threat name:
Win32.Malware.Heuristic
Create hunting rule
Status:
Malicious
First seen:
2025-09-05 09:21:52 UTC
File Type:
PE (Exe)
Extracted files:
3
AV detection:
20 of 38 (52.63%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=fzlvm4scrkvk56wwj5ktlszec3ewfw4krlqgamb665s65q4lulja._file
Verdict:
malicious
Label(s):
winos
Create hunting rule
chinajmransomware
Create hunting rule
krbanker
Create hunting rule
Similar samples:
error
ValleyRAT
Result
Malware family:
valleyrat_s2
Create hunting rule
Score:
  10/10
Tags:
family:blackmoon family:valleyrat_s2 backdoor banker defense_evasion discovery evasion trojan
Link:
https://tria.ge/reports/250907-r7zd4sbm3z/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
System policy modification
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Drops file in Program Files directory
Suspicious use of SetThreadContext
Checks whether UAC is enabled
Enumerates connected drives
Checks computer location settings
Executes dropped EXE
Badlisted process makes network request
Blackmoon family
Blackmoon, KrBanker
Detect Blackmoon payload
Modifies Windows Defender DisableAntiSpyware settings
UAC bypass
ValleyRat
Valleyrat_s2 family
Malware Config
C2 Extraction:
45.204.199.164:6666
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/e7ac38ce-3f5b-4619-ae4c-b1ce97b79553
Malware family:
BlackMoon
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/2e575672428a/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/2e575672428aaaaefad64f5535cb2416c962db8a8ae060303ef765eec38ba2d2

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:BlackMoon
Create hunting rule
Author:NDA0E
Description:Detects BlackMoon
Rule name:blackmoon_payload_v1
Create hunting rule
Author:RandomMalware
Rule name:CP_AllMal_Detector
Create hunting rule
Author:DiegoAnalytics
Description:CrossPlatform All Malwares Detector: Detect PE, ELF, Mach-O, scripts, archives; overlay, obfuscation, encryption, spoofing, hiding, high entropy, network communication
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:golang_bin_JCorn_CSC846
Create hunting rule
Author:Justin Cornwell
Description:CSC-846 Golang detection ruleset
Rule name:Hacktools_CN_Panda_andrew
Create hunting rule
Author:Florian Roth
Description:Disclosed hacktool set - file andrew.exe - sethc.exe Debugger backdoor
Rule name:INDICATOR_SUSPICIOUS_EXE_RegKeyComb_DisableWinDefender
Create hunting rule
Author:ditekSHen
Description:Detects executables embedding registry key / value combination indicative of disabling Windows Defender features
Rule name:maldoc_find_kernel32_base_method_1
Create hunting rule
Author:Didier Stevens (https://DidierStevens.com)
Rule name:maldoc_getEIP_method_1
Create hunting rule
Author:Didier Stevens (https://DidierStevens.com)
Rule name:MALWARE_Win_BlackMoon
Create hunting rule
Author:ditekSHen
Description:Detects executables using BlackMoon RunTime
Rule name:MD5_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for MD5 constants
Rule name:meth_get_eip
Create hunting rule
Author:Willi Ballenthin
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:win64_valley_rat
Create hunting rule
Author:Reedus0
Description:Rule for detecting ValleyRAT malware
Rule name:Windows_Generic_Threat_4b0b73ce
Create hunting rule
Author:Elastic Security
Rule name:winoshunter4_0
Create hunting rule
Description:winos rat
Rule name:win_valley_rat_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:Detects win.valley_rat.

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/26102/

Comments