MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3f1b77dac14e828060d60817eb446217d6cd0ed1df9ebbcdbf5f2c6547baadd7. 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


Threat unknown


Vendor detections: 9


Intelligence 9 IOCs YARA 19 File information Comments
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SHA256 hash: 3f1b77dac14e828060d60817eb446217d6cd0ed1df9ebbcdbf5f2c6547baadd7
SHA3-384 hash: a2a5d1862ff7291b6c321ce7006ece6c5868a13cc036cb09cced081a59b8077e60958a98efa476072845ccb9f2670c65
SHA1 hash: 3915913ee3ad25d9f442db285b14327d11aa2882
MD5 hash: 8d5efb1a0fa37e96bf12fa6789017ecf
humanhash: alpha-kitten-whiskey-cup
File name:LightYellow4.dll
Download: download sample
File size:3'660'657 bytes
First seen:2025-06-09 19:21:45 UTC
Last seen:Never
File type:DLL dll
MIME type:application/x-dosexec
imphash c4c94ab52844f84a0c22d462e3e6391d
ssdeep 49152:bKvzmXbXJp5Q224VbvHM4gVIKTdvE0ADcAwl0JTFMmtlcg6uW6EmDe2DRI+5jBMN:tbXJR22bvs4g+oo5TFr4yeCZMN
TLSH T15906CF15FEA794F2E402053254AB629F27216D090F368B97EF407B7DF9B76E50C3620A
TrID 39.5% (.EXE) InstallShield setup (43053/19/16)
28.6% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
9.6% (.EXE) Win64 Executable (generic) (10522/11/4)
6.0% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
Magika pebin
Reporter GDHJDSYDH1
Tags:Barys dll injector

Intelligence

File Origin
# of uploads :
1
# of downloads :
602
Origin country :
US US
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/8147/
Detection(s):
SecuriteInfo.com.Win32.MalwareX-gen.11898.5568.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
90.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6847346e8bd5d68a12e72387
Tags:
injection obfusc crypt
Result
Verdict:
Clean
Maliciousness:

Behaviour
Searching for the window
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
anti-debug anti-vm golang overlay overlay packed packed packer_detected
Link:
https://www.filescan.io/uploads/6847346dfd02ed5e05a02877/reports/642c2eff-1cc1-429b-a088-d38cc9f4de17/overview
Verdict:
Malicious
Labled as:
Barys.Generic
Link:
https://www.hybrid-analysis.com/sample/3f1b77dac14e828060d60817eb446217d6cd0ed1df9ebbcdbf5f2c6547baadd7
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/6ee1b5d3-ceaa-4e17-8d74-a8659a6d8ca8
Result
Threat name:
n/a
Detection:
malicious
Classification:
evad
Score:
52 / 100
Link:
https://www.joesandbox.com/analysis/1710216
Signature
Multi AV Scanner detection for submitted file
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1710216 Sample: LightYellow4.dll Startdate: 09/06/2025 Architecture: WINDOWS Score: 52 20 Multi AV Scanner detection for submitted file 2->20 7 loaddll32.exe 1 2->7         started        process3 signatures4 22 Tries to detect sandboxes and other dynamic analysis tools (process name or module or function) 7->22 10 cmd.exe 1 7->10         started        12 regsvr32.exe 7->12         started        14 rundll32.exe 7->14         started        16 3 other processes 7->16 process5 process6 18 rundll32.exe 10->18         started       
Score:
50%
Verdict:
Susipicious
File Type:
PE
Link:
https://malprob.io/report/3f1b77dac14e828060d60817eb446217d6cd0ed1df9ebbcdbf5f2c6547baadd7
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/3f1b77dac14e828060d60817eb446217d6cd0ed1df9ebbcdbf5f2c6547baadd7/
Threat name:
Win32.Trojan.Barys
Create hunting rule
Status:
Malicious
First seen:
2025-06-07 14:21:00 UTC
File Type:
PE (Dll)
Extracted files:
1
AV detection:
19 of 24 (79.17%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=h4nxpwwbj2biaygwbal6wrdcc7lm2dwr36plxtn7l4wgkr52vxlq._file
Result
Malware family:
n/a
Score:
  3/10
Tags:
discovery
Link:
https://tria.ge/reports/250609-x3cbnss1dz/
Behaviour
Delays execution with timeout.exe
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
System Location Discovery: System Language Discovery
Unpacked files
SH256 hash:
3f1b77dac14e828060d60817eb446217d6cd0ed1df9ebbcdbf5f2c6547baadd7
MD5 hash:
8d5efb1a0fa37e96bf12fa6789017ecf
SHA1 hash:
3915913ee3ad25d9f442db285b14327d11aa2882
Link:
https://www.unpac.me/results/fd2ec7b8-a561-412c-85a5-48afd72a0960/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Barys
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/3f1b77dac14e828060d60817eb446217d6cd0ed1df9ebbcdbf5f2c6547baadd7

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:command_and_control
Create hunting rule
Author:CD_R0M_
Description:This rule searches for common strings found by malware using C2. Based on a sample used by a Ransomware group
Rule name:DebuggerCheck__QueryInfo
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerException__ConsoleCtrl
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerException__SetConsoleCtrl
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DetectGoMethodSignatures
Create hunting rule
Author:Wyatt Tauber
Description:Detects Go method signatures in unpacked Go binaries
Rule name:Detect_Go_GOMAXPROCS
Create hunting rule
Author:Obscurity Labs LLC
Description:Detects Go binaries by the presence of runtime.GOMAXPROCS in the runtime metadata
Rule name:GoBinTest
Create hunting rule
Rule name:golang
Create hunting rule
Rule name:Golangmalware
Create hunting rule
Author:Dhanunjaya
Description:Malware in Golang
Rule name:golang_binary_string
Create hunting rule
Description:Golang strings present
Rule name:golang_bin_JCorn_CSC846
Create hunting rule
Author:Justin Cornwell
Description:CSC-846 Golang detection ruleset
Rule name:HiveRansomware
Create hunting rule
Author:Dhanunjaya
Description:Yara Rule To Detect Hive V4 Ransomware
Rule name:identity_golang
Create hunting rule
Author:Eric Yocam
Description:find Golang malware
Rule name:pe_detect_tls_callbacks
Create hunting rule
Rule name:PE_Digital_Certificate
Create hunting rule
Author:albertzsigovits
Rule name:ProgramLanguage_Golang
Create hunting rule
Author:albertzsigovits
Description:Application written in Golang programming language
Rule name:SEH__vectored
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
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

File information

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

Web download

PowerShell (PS) ps1 a139ae29f200aa7710bd4cdf810aec8f085f207c10a7cd4a2af512aacc82ed02

DLL dll 3f1b77dac14e828060d60817eb446217d6cd0ed1df9ebbcdbf5f2c6547baadd7

(this sample)

  
Link
https://www.hybrid-analysis.com/sample/3f1b77dac14e828060d60817eb446217d6cd0ed1df9ebbcdbf5f2c6547baadd7/684732fd0d471b525e0c9d3a
  
Dropped by
SHA256 a139ae29f200aa7710bd4cdf810aec8f085f207c10a7cd4a2af512aacc82ed02
  
Delivery method
Distributed via drive-by
Cape
Cape
https://www.capesandbox.com/analysis/8147/
  
Dropped by
MD5 f5e201d2aa05a75d1302d2d7c70fce91

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
WIN32_PROCESS_APICan Create Process and ThreadsKERNEL32.dll::CloseHandle
KERNEL32.dll::CreateThread
WIN_BASE_APIUses Win Base APIKERNEL32.dll::LoadLibraryA
KERNEL32.dll::LoadLibraryExW
KERNEL32.dll::LoadLibraryW
KERNEL32.dll::GetSystemInfo
WIN_BASE_EXEC_APICan Execute other programsKERNEL32.dll::WriteConsoleW
KERNEL32.dll::SetConsoleCtrlHandler
KERNEL32.dll::GetConsoleMode
WIN_BASE_IO_APICan Create FilesKERNEL32.dll::GetSystemDirectoryA

Comments