MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a95596a10a62ad85f120c7fa533293335e790ee335f7253eda3a0fdd44490a72. 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
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a95596a10a62ad85f120c7fa533293335e790ee335f7253eda3a0fdd44490a72
SHA3-384 hash: b55c096f0955bf5cb1ebf3108028db113a35dc279396dc2dab4155c855bb14deeb11bc0da32152a5ff624310f261f57f
SHA1 hash: 64781e740f98c7558ca29f4c814c609139855950
MD5 hash: e06a190af089bd175ef2004a5e8374c6
humanhash: minnesota-crazy-beer-five
File name:e06a190af089bd175ef2004a5e8374c6.exe
Download: download sample
Signature GCleaner
Create hunting rule
File size:380'928 bytes
First seen:2022-06-26 07:44:25 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 9708e7dbb84fb2e34dfb5e05eada89dd (4 x Smoke Loader, 2 x GCleaner, 1 x ArkeiStealer)
ssdeep 6144:ESdy+F77kqq/VIbUPEEx7mfv1jqNW4n7N9PFJTkvBGKFEgKjyqVLw0WfuVZJ:zI+pw/VM+EE9mF+NW4n7rPYBlEyULr2I
TLSH T1B984CF10BA90C434F5FB21F089B6966CB53E7AE0573495CBA2E166EE5734AE0EC31347
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 33f0696969696969 (117 x GCleaner, 10 x Nymaim, 1 x RedLineStealer)
Reporter abuse_ch
Tags:exe gcleaner

Intelligence

File Origin
# of uploads :
1
# of downloads :
240
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Nymaim
Create hunting rule
Link:
https://www.capesandbox.com/analysis/283306/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for synchronization primitives
Launching the default Windows debugger (dwwin.exe)
Running batch commands
Creating a process with a hidden window
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
greyware packed
Link:
https://www.filescan.io/uploads/62b80e8478c72835189357fa/reports/bdfefa58-d525-498c-b479-2bf071a0d6cb/overview
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.
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/23f7c3ae-4a90-4ce2-8fa5-5a126173fcd3
Result
Threat name:
Nymaim
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
60 / 100
Link:
https://www.joesandbox.com/analysis/1019905
Signature
Machine Learning detection for sample
Snort IDS alert for network traffic
Yara detected Nymaim
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 652402 Sample: wUtlTq24qo.exe Startdate: 26/06/2022 Architecture: WINDOWS Score: 60 39 Snort IDS alert for network traffic 2->39 41 Yara detected Nymaim 2->41 43 Machine Learning detection for sample 2->43 7 wUtlTq24qo.exe 14 2->7         started        process3 dnsIp4 37 185.102.170.34, 49831, 80 COMCAST-7922US 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 7 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 2 other malicious files 17->35 dropped 19 conhost.exe 17->19         started        21 taskkill.exe 17->21         started        process7
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/a95596a10a62ad85f120c7fa533293335e790ee335f7253eda3a0fdd44490a72/
Threat name:
Win32.Ransomware.StopCrypt
Create hunting rule
Status:
Malicious
First seen:
2022-06-26 07:45:08 UTC
File Type:
PE (Exe)
Extracted files:
4
AV detection:
18 of 26 (69.23%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=vfkzniikmkwyl4jay75fgmutgnphsdxdgx3skpw2hih52rcjbjza._file
Verdict:
malicious
Result
Malware family:
nymaim
Create hunting rule
Score:
  10/10
Tags:
family:nymaim trojan
Link:
https://tria.ge/reports/220626-jldlhscag5/
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:
31.210.20.149
212.192.241.16
Unpacked files
SH256 hash:
fa7c5fb7c8e43383e4e3e11745e6212bf54523c9666d25ba59f364defc25ad2b
MD5 hash:
fa5d07d8642b1a8a22a267b330de859f
SHA1 hash:
01ae358b6e5a466537c74b474b30561b5ff3b151
Detections:
win_nymaim_g0
Create hunting rule
Link:
https://www.unpac.me/results/10e0c1c4-969c-4d64-bdc8-61964370b910/
Parent samples :
a95596a10a62ad85f120c7fa533293335e790ee335f7253eda3a0fdd44490a72
057f6d6014a3384d5586cbeb48f5a50949cd862e4785ecfdd61478ecbcdb0876
SH256 hash:
a95596a10a62ad85f120c7fa533293335e790ee335f7253eda3a0fdd44490a72
MD5 hash:
e06a190af089bd175ef2004a5e8374c6
SHA1 hash:
64781e740f98c7558ca29f4c814c609139855950
Link:
https://www.unpac.me/results/10e0c1c4-969c-4d64-bdc8-61964370b910/
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/a95596a10a62ad85f120c7fa533293335e790ee335f7253eda3a0fdd44490a72

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
Create hunting rule
Author:The DFIR Report
Description:files - file ~tmp01925d3f.exe
Reference:https://thedfirreport.com
Rule name:pdb_YARAify
Create hunting rule
Author:@wowabiy314
Description:PDB
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 a95596a10a62ad85f120c7fa533293335e790ee335f7253eda3a0fdd44490a72

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/2212368/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/283306/

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