MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 bbc5780d11e999375d901fa9ebd8c3b4c9b3eff78513aa20774000ebd84e5b1c. 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: 11


Intelligence 11 IOCs YARA 3 File information Comments

SHA256 hash: bbc5780d11e999375d901fa9ebd8c3b4c9b3eff78513aa20774000ebd84e5b1c
SHA3-384 hash: bb7410ac1a971440d398908206d446532436fff4bdb5e5bd6950facd2cb37545dca84d2b94f224a41b392535b9d9a894
SHA1 hash: b33dcc3019a9b3157aa89b0c407282f00c790ed1
MD5 hash: 4fcf77eb84d846ab5fbfce91db58a143
humanhash: high-enemy-low-august
File name:4fcf77eb84d846ab5fbfce91db58a143.exe
Download: download sample
Signature GCleaner
File size:428'032 bytes
First seen:2022-07-08 14:00:25 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash dd691aa7a06ce54500e5f0ebbddf1c7f (3 x RedLineStealer, 1 x GCleaner)
ssdeep 6144:tWiYm+xtZuk8OuS5fkHSNVmeziKBTOds6iHDN7CqHTrSRrWxqVtyBM:VYm+Zuau4sHSN5ziKB7HDN7TT+po
TLSH T10394BE10FA50D035F4F722F48AB69368B9297EA0972451CB63D43AEE57386E4EC3135B
TrID 48.8% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
16.4% (.EXE) Win64 Executable (generic) (10523/12/4)
10.2% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
7.8% (.EXE) Win16 NE executable (generic) (5038/12/1)
7.0% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon 0671696969696969 (1 x GCleaner)
Reporter abuse_ch
Tags:exe gcleaner

Intelligence


File Origin
# of uploads :
1
# of downloads :
273
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Searching for synchronization primitives
Launching the default Windows debugger (dwwin.exe)
Sending an HTTP GET request
Сreating synchronization primitives
Running batch commands
Creating a process with a hidden window
Launching a tool to kill processes
Result
Malware family:
n/a
Score:
  8/10
Tags:
n/a
Behaviour
MalwareBazaar
SystemUptime
MeasuringTime
EvasionQueryPerformanceCounter
EvasionGetTickCount
CheckCmdLine
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
greyware packed
Result
Verdict:
UNKNOWN
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Result
Threat name:
Detection:
malicious
Classification:
troj.evad
Score:
60 / 100
Signature
Machine Learning detection for sample
Multi AV Scanner detection for submitted file
Yara detected Nymaim
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 659811 Sample: uuPLi56X43.exe Startdate: 08/07/2022 Architecture: WINDOWS Score: 60 39 Multi AV Scanner detection for submitted file 2->39 41 Yara detected Nymaim 2->41 43 Machine Learning detection for sample 2->43 7 uuPLi56X43.exe 14 2->7         started        process3 dnsIp4 37 45.141.237.38, 49848, 80 SPECTRAIPSpectraIPBVNL Netherlands 7->37 10 WerFault.exe 9 7->10         started        13 WerFault.exe 9 7->13         started        15 WerFault.exe 9 7->15         started        17 8 other processes 7->17 process5 file6 23 C:\ProgramData\Microsoft\...\Report.wer, Little-endian 10->23 dropped 25 C:\ProgramData\Microsoft\...\Report.wer, Little-endian 13->25 dropped 27 C:\ProgramData\Microsoft\...\Report.wer, Little-endian 15->27 dropped 29 C:\ProgramData\Microsoft\...\Report.wer, Little-endian 17->29 dropped 31 C:\ProgramData\Microsoft\...\Report.wer, Little-endian 17->31 dropped 33 C:\ProgramData\Microsoft\...\Report.wer, Little-endian 17->33 dropped 35 3 other malicious files 17->35 dropped 19 conhost.exe 17->19         started        21 taskkill.exe 17->21         started        process7
Threat name:
Win32.Trojan.RedLineStealer
Status:
Malicious
First seen:
2022-07-08 14:01:07 UTC
File Type:
PE (Exe)
Extracted files:
17
AV detection:
22 of 26 (84.62%)
Threat level:
  5/5
Verdict:
malicious
Result
Malware family:
Score:
  10/10
Tags:
family:nymaim trojan
Behaviour
Kills process with taskkill
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
Checks computer location settings
Deletes itself
NyMaim
Malware Config
C2 Extraction:
45.141.237.3
31.210.20.149
212.192.241.16
Unpacked files
SH256 hash:
bbc5780d11e999375d901fa9ebd8c3b4c9b3eff78513aa20774000ebd84e5b1c
MD5 hash:
4fcf77eb84d846ab5fbfce91db58a143
SHA1 hash:
b33dcc3019a9b3157aa89b0c407282f00c790ed1
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:cobalt_strike_tmp01925d3f
Author:The DFIR Report
Description:files - file ~tmp01925d3f.exe
Reference:https://thedfirreport.com
Rule name:pdb_YARAify
Author:@wowabiy314
Description:PDB
Rule name:win_gcleaner_de41
Author:Johannes Bader
Description:detects GCleaner

File information


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

Web download

GCleaner

Executable exe bbc5780d11e999375d901fa9ebd8c3b4c9b3eff78513aa20774000ebd84e5b1c

(this sample)

  
Delivery method
Distributed via web download

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