MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 9641c0804bc2ab3393b6cad5de2ad28f83bf126c8570f1d2d3e4a03c31134842. 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 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 9641c0804bc2ab3393b6cad5de2ad28f83bf126c8570f1d2d3e4a03c31134842
SHA3-384 hash: c6f903bb3d8a251a0c140e269f73f2e2be279d65d2ec05468fbd88697a52804b5dd460aac30e2d0d5c9049043e018e7c
SHA1 hash: c99361c35301c2d6218c41fd0ac961bfad697813
MD5 hash: ae6f81f3ad7c331fceb5087d9a65ac61
humanhash: massachusetts-moon-mountain-march
File name:ae6f81f3ad7c331fceb5087d9a65ac61.exe
Download: download sample
Signature GCleaner
Create hunting rule
File size:301'568 bytes
First seen:2022-05-30 04:20:13 UTC
Last seen:2022-05-30 04:45:05 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f5b352298d89c175aa8d8d46bf23e0e6 (1 x Tofsee, 1 x GCleaner)
ssdeep 6144:Z4/2VJVDrMjV9KHlGwfBml9iD2UYYj7qreX2FJb:6/4fAS0wfDDZJfqreXAV
TLSH T16D54F15238B0CC32E8F675340DB5C8252A7B7C325475858676E0227EAFB1B91AB70F97
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 b371696969696986 (1 x GCleaner)
Reporter abuse_ch
Tags:exe gcleaner

Intelligence

File Origin
# of uploads :
2
# of downloads :
238
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
ae6f81f3ad7c331fceb5087d9a65ac61.exe
Verdict:
Suspicious activity
Analysis date:
2022-05-30 04:24:53 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/8ee50d23-f51a-4e45-b066-66a2601e3316

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Nymaim
Create hunting rule
Link:
https://www.capesandbox.com/analysis/275329/
Detection(s):
SecuriteInfo.com.Variant.Jaik.77338.439.7413.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Searching for synchronization primitives
Launching the default Windows debugger (dwwin.exe)
Sending a custom TCP request
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
Link:
https://dragonfly.certego.net/analysis/20458/overview
Behaviour
MalwareBazaar
MeasuringTime
SystemUptime
CheckCmdLine
EvasionGetTickCount
EvasionQueryPerformanceCounter
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
greyware packed
Link:
https://www.filescan.io/uploads/629446336eb3ff32633eb2b1/reports/a24704cf-41e5-44ba-aaf8-043a804eab6c/overview
Result
Verdict:
MALICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/7b5b41a2-7cec-43a6-8638-5bb5b4d02e4c
Result
Threat name:
Nymaim
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
60 / 100
Link:
https://www.joesandbox.com/analysis/1003396
Signature
Machine Learning detection for sample
Multi AV Scanner detection for submitted file
Yara detected Nymaim
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 635893 Sample: 4e2w2STpzN.exe Startdate: 30/05/2022 Architecture: WINDOWS Score: 60 41 Multi AV Scanner detection for submitted file 2->41 43 Yara detected Nymaim 2->43 45 Machine Learning detection for sample 2->45 7 4e2w2STpzN.exe 14 2->7         started        process3 dnsIp4 39 37.0.8.39, 49778, 80 WKD-ASIE Netherlands 7->39 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 25 C:\ProgramData\Microsoft\...\Report.wer, Little-endian 10->25 dropped 19 conhost.exe 10->19         started        27 C:\ProgramData\Microsoft\...\Report.wer, Little-endian 13->27 dropped 29 C:\ProgramData\Microsoft\...\Report.wer, Little-endian 15->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 C:\ProgramData\Microsoft\...\Report.wer, Little-endian 17->35 dropped 37 3 other malicious files 17->37 dropped 21 conhost.exe 17->21         started        23 taskkill.exe 17->23         started        process7
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/9641c0804bc2ab3393b6cad5de2ad28f83bf126c8570f1d2d3e4a03c31134842/
Threat name:
Win32.Ransomware.StopCrypt
Create hunting rule
Status:
Malicious
First seen:
2022-05-29 16:46:13 UTC
File Type:
PE (Exe)
Extracted files:
8
AV detection:
24 of 26 (92.31%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=sza4baclykvthe5wzlk54kwsr6b36etmqvypduwt4sqdymitjbba._file
Verdict:
malicious
Result
Malware family:
n/a
Score:
  7/10
Tags:
n/a
Link:
https://tria.ge/reports/220530-eynvssdgc8/
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
Unpacked files
SH256 hash:
a0b348ae08664e5ccc0f3596020aecc5cc779c56b1db07f726a163a152cd9457
MD5 hash:
0eea16edb874efb6cbbf2d1dc71c6480
SHA1 hash:
c948bd3f07e1785a160d272c533d2d11fe79cf7c
Link:
https://www.unpac.me/results/dc960cae-f3be-416c-abfd-d4cf17cf75df/
Parent samples :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 hash:
9641c0804bc2ab3393b6cad5de2ad28f83bf126c8570f1d2d3e4a03c31134842
MD5 hash:
ae6f81f3ad7c331fceb5087d9a65ac61
SHA1 hash:
c99361c35301c2d6218c41fd0ac961bfad697813
Link:
https://www.unpac.me/results/dc960cae-f3be-416c-abfd-d4cf17cf75df/
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/9641c0804bc2ab3393b6cad5de2ad28f83bf126c8570f1d2d3e4a03c31134842

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:win_gcleaner_de41
Create hunting rule
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 9641c0804bc2ab3393b6cad5de2ad28f83bf126c8570f1d2d3e4a03c31134842

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/2212368/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/275329/

Comments