MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6bfff4412fcb97df9d2a431f513eca541576330aed2859ecba479daa8831e47e. 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


GCleaner


Vendor detections: 12


Intelligence 12 IOCs YARA 5 File information Comments 1
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 6bfff4412fcb97df9d2a431f513eca541576330aed2859ecba479daa8831e47e
SHA3-384 hash: 17271f8a2c5ea6edd9fd4e1f4afd30993a463915dfc71c77f0e76d62366a1776c48bf7ca1a5e8da541781165fadd870f
SHA1 hash: 6df791246e3cf66eaca12d98c0d92a686423316f
MD5 hash: 75c689774e5b58a3c4ced392928b6053
humanhash: mississippi-bravo-colorado-utah
File name:75c689774e5b58a3c4ced392928b6053
Download: download sample
Signature GCleaner
Create hunting rule
File size:465'920 bytes
First seen:2024-10-08 02:22:45 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash b9e90b72c18cbd740db39440a20246de (1 x GCleaner)
ssdeep 6144:CD+iX4dXR1M2Wg6TiJrUU5HNJU1oP6lG8iOaT+y6BbOkT0:YF8W2uOUObylG8ouNOM
Threatray 17 similar samples on MalwareBazaar
TLSH T1FFA4BF02A2DDEE71E6E246318D3DE7E4365DB8528F25279B339C6A2F1B702D1C272315
TrID 47.3% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
15.9% (.EXE) Win64 Executable (generic) (10523/12/4)
9.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
7.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
6.8% (.EXE) Win32 Executable (generic) (4504/4/1)
Magika pebin
File icon (PE):PE icon
dhash icon e7a98a82c2c8b084 (1 x GCleaner)
Reporter zbetcheckin
Tags:32 exe gcleaner

Intelligence

File Origin
# of uploads :
1
# of downloads :
388
Origin country :
FR FR
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
75c689774e5b58a3c4ced392928b6053
Verdict:
Malicious activity
Analysis date:
2024-10-08 02:23:38 UTC
Tags:
gcleaner loader
Link:
https://app.any.run/tasks/6a93101e-ca4f-4eb0-a7e8-1eeab769304b

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
Win.Packer.pkr_ce1a-9980177-0
Create hunting rule

Verdict:
Malicious
Score:
99.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6704978ca69182ddbe5cd220
Tags:
Exploit Cobalt Virus Micro
Verdict:
Unknown
Threat level:
  10/10
Confidence:
100%
Tags:
epmicrosoft_visual_cc fingerprint microsoft_visual_cc
Link:
https://www.filescan.io/uploads/670497894d903f1f7eeee6d7/reports/42d4114d-d29c-4c11-a316-cdc3bc4f35e9/overview
Verdict:
Malicious
Labled as:
Malware
Link:
https://www.hybrid-analysis.com/sample/6bfff4412fcb97df9d2a431f513eca541576330aed2859ecba479daa8831e47e
Result
Verdict:
SUSPICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Malware family:
Malicious Packer
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/753b48e7-cf52-41ba-a500-d6cbf8af96aa
Result
Threat name:
n/a
Detection:
malicious
Classification:
evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1528608
Signature
AI detected suspicious sample
Antivirus / Scanner detection for submitted sample
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1528608 Sample: nRGKqzVQRt.exe Startdate: 08/10/2024 Architecture: WINDOWS Score: 100 44 Multi AV Scanner detection for domain / URL 2->44 46 Malicious sample detected (through community Yara rule) 2->46 48 Antivirus / Scanner detection for submitted sample 2->48 50 5 other signatures 2->50 6 nRGKqzVQRt.exe 34 2->6         started        process3 dnsIp4 42 80.66.75.114, 49738, 80 RISS-ASRU Russian Federation 6->42 20 C:\Users\user\AppData\Local\...\Y-Cleaner.exe, PE32 6->20 dropped 22 C:\Users\user\...\Bunifu_UI_v1.5.3.dll, PE32 6->22 dropped 24 C:\Users\user\AppData\Local\...\dll[1], PE32 6->24 dropped 26 C:\Users\user\AppData\Local\...\soft[1], PE32 6->26 dropped 52 Detected unpacking (changes PE section rights) 6->52 54 Detected unpacking (overwrites its own PE header) 6->54 11 WerFault.exe 16 6->11         started        14 WerFault.exe 3 16 6->14         started        16 WerFault.exe 19 16 6->16         started        18 5 other processes 6->18 file5 signatures6 process7 file8 28 C:\ProgramData\Microsoft\...\Report.wer, Unicode 11->28 dropped 30 C:\ProgramData\Microsoft\...\Report.wer, Unicode 14->30 dropped 32 C:\ProgramData\Microsoft\...\Report.wer, Unicode 16->32 dropped 34 C:\ProgramData\Microsoft\...\Report.wer, Unicode 18->34 dropped 36 C:\ProgramData\Microsoft\...\Report.wer, Unicode 18->36 dropped 38 C:\ProgramData\Microsoft\...\Report.wer, Unicode 18->38 dropped 40 2 other malicious files 18->40 dropped
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/6bfff4412fcb97df9d2a431f513eca541576330aed2859ecba479daa8831e47e
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/6bfff4412fcb97df9d2a431f513eca541576330aed2859ecba479daa8831e47e/
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=np77iqjpzol57hjkimpvcpwkkqkxmmyk5uuft3f2i6o2vcbr4r7a._file
Verdict:
malicious
Label(s):
shellcode_loader_002
Create hunting rule
gcleaner
Create hunting rule
Similar samples:
049456c6ed7e2de7dda952a0f73bfc19d49eba8a33d3991605ccd69b5fa68b31
GCleaner
3c47e3930324bdbf849d1db7b8ff77f5839b4821f636bc558aebff19f33507d9
GCleaner
4aba0513f5fca262c2b92d53b058b69f3785235d89882051246197a83f84efe4
GCleaner
7570cfa31ae4cbbe0fd7a9528f70558e2f474bc011ced66629f9a6bad6191ec5
GCleaner
b39525df56e9d5f26067add74133154b651ca91d4201302ce505444d00ac6693
GCleaner
bbb601585160f44bd57b24288db241b31c5fc9a150acc094f6fd3bc74df8fc71
GCleaner
e52067c5c5842359f70b1196fd0ed1b9e119ae8eb11408f2a08f0487dc2d21a6
GCleaner
+ 7 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  8/10
Tags:
discovery
Link:
https://tria.ge/reports/241008-ct65gaybkc/
Behaviour
Enumerates physical storage devices
Program crash
System Location Discovery: System Language Discovery
Loads dropped DLL
Downloads MZ/PE file
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/250c8a39-3d84-47dd-922f-cff8eb94a73f
Unpacked files
SH256 hash:
f5b0ce9ac7e8ccd0931f65178cdb7bcad97b9e54559029e91c2a6691b92306e8
MD5 hash:
f859d112f39940515026b618cad0276a
SHA1 hash:
6381eaad9c9601b89c8d6ad4ad0b04d13f57b2ab
Link:
https://www.unpac.me/results/36568837-4fb5-47ea-af03-fb4cfb6cbe30/
SH256 hash:
6bfff4412fcb97df9d2a431f513eca541576330aed2859ecba479daa8831e47e
MD5 hash:
75c689774e5b58a3c4ced392928b6053
SHA1 hash:
6df791246e3cf66eaca12d98c0d92a686423316f
Link:
https://www.unpac.me/results/36568837-4fb5-47ea-af03-fb4cfb6cbe30/
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/6bfff4412fcb97df9d2a431f513eca541576330aed2859ecba479daa8831e47e

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:DebuggerCheck__API
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:Detect_Malicious_VBScript_Base64
Create hunting rule
Author:daniyyell
Description:Detects malicious VBScript patterns, including Base64 decoding, file operations, and PowerShell.
Rule name:pe_detect_tls_callbacks
Create hunting rule

File information

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

Web download

GCleaner

Executable exe 6bfff4412fcb97df9d2a431f513eca541576330aed2859ecba479daa8831e47e

(this sample)

  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3189374/
  
URLhaus
https://urlhaus.abuse.ch/url/3112906/
  
URLhaus
https://urlhaus.abuse.ch/url/3129043/
  
URLhaus
https://urlhaus.abuse.ch/url/3112908/
  
URLhaus
https://urlhaus.abuse.ch/url/3191510/
  
URLhaus
https://urlhaus.abuse.ch/url/3224432/
  
URLhaus
https://urlhaus.abuse.ch/url/3112907/
  
URLhaus
https://urlhaus.abuse.ch/url/3224467/

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_PIEMissing Position-Independent Executable (PIE) Protectionhigh
Reviews
IDCapabilitiesEvidence
WIN32_PROCESS_APICan Create Process and ThreadsKERNEL32.dll::CreateProcessA
KERNEL32.dll::CloseHandle
WIN_BASE_APIUses Win Base APIKERNEL32.dll::TerminateProcess
KERNEL32.dll::LoadLibraryW
KERNEL32.dll::LoadLibraryA
KERNEL32.dll::GetStartupInfoW
KERNEL32.dll::GetDiskFreeSpaceExA
KERNEL32.dll::GetCommandLineW
WIN_BASE_EXEC_APICan Execute other programsKERNEL32.dll::WriteConsoleW
KERNEL32.dll::WriteConsoleInputW
KERNEL32.dll::SetStdHandle
KERNEL32.dll::GetConsoleAliasExesA
KERNEL32.dll::GetConsoleMode
KERNEL32.dll::GetConsoleCP
WIN_BASE_IO_APICan Create FilesKERNEL32.dll::CopyFileW
KERNEL32.dll::CreateHardLinkW
KERNEL32.dll::CreateFileA
KERNEL32.dll::CreateFileW
KERNEL32.dll::GetFileAttributesA
KERNEL32.dll::GetTempPathA
WIN_BASE_USER_APIRetrieves Account InformationKERNEL32.dll::GetComputerNameW
KERNEL32.dll::QueryDosDeviceA
WIN_HTTP_APIUses HTTP servicesWINHTTP.dll::WinHttpCheckPlatform
WINHTTP.dll::WinHttpOpen

Comments


Avatar
zbet commented on 2024-10-08 02:22:46 UTC

url : hxxp://80.66.75.114/dl?name=mixnine.exe