MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c693994f9ac4a80dd834d3877a3d377d872cbe2d17c326e32d4cb34fb55aa79e. 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 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c693994f9ac4a80dd834d3877a3d377d872cbe2d17c326e32d4cb34fb55aa79e
SHA3-384 hash: 5636c8c904c2555c31aa90cd2e52a9cadd9e31f0eee58893ad95a08d816a4b07e2971be7fcf87f18f03e3c636054a0a9
SHA1 hash: de73c60255860d5df3c360df0a8eaf5b7f1f1a45
MD5 hash: 99cf5942dd42a434fd44aaf0a5b8e7b4
humanhash: leopard-quebec-cold-football
File name:file
Download: download sample
Signature GCleaner
Create hunting rule
File size:1'873'197 bytes
First seen:2023-07-14 16:02:16 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 884310b1928934402ea6fec1dbd3cf5e (3'725 x GCleaner, 3'514 x Socks5Systemz, 262 x RaccoonStealer)
ssdeep 49152:1GHhWLGps8EgqmUBMKG/FIwHC4N4sx3v8:AH4GPzqX2mwhN4sJ8
Threatray 3'578 similar samples on MalwareBazaar
TLSH T100853370C6D5E030F1E55DB01D398CDA93F66CE07FB8959D212C9A8E87393C9EC592A2
TrID 50.8% (.EXE) Win32 Executable PowerBASIC/Win 9.x (148303/79/28)
37.6% (.EXE) Inno Setup installer (109740/4/30)
4.8% (.EXE) Win32 Executable Delphi generic (14182/79/4)
2.2% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
1.5% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon 70f0f0e8e8b2f0f0 (29 x GCleaner)
Reporter andretavare5
Tags:exe gcleaner


Avatar
andretavare5
Sample downloaded from http://45.12.253.74/pineapple.php?pub=mixinte

Intelligence

File Origin
# of uploads :
1
# of downloads :
290
Origin country :
US US
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/419443/
Detection(s):
SecuriteInfo.com.Trojan.MulDrop22.33867.2513.29267.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a file in the %temp% subdirectories
Creating a window
Creating a process from a recently created file
Сreating synchronization primitives
Creating a file in the Program Files subdirectories
Moving a file to the Program Files subdirectory
Launching the process to interact with network services
Modifying a system file
Searching for synchronization primitives
Launching a process
Creating a file in the %AppData% subdirectories
Running batch commands
Creating a process with a hidden window
Using the Windows Management Instrumentation requests
Creating a file in the Windows subdirectories
Launching a tool to kill processes
Sending an HTTP GET request to an infection source
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
control gcleaner greyware installer lolbin overlay packed packed shell32
Link:
https://www.filescan.io/uploads/64b171b85fdb96e0c6c900ef/reports/5966eea5-4187-48df-a0ec-d42eb4176ef6/overview
Verdict:
Malicious
Link:
https://www.hybrid-analysis.com/sample/c693994f9ac4a80dd834d3877a3d377d872cbe2d17c326e32d4cb34fb55aa79e
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:
Unknown
Link:
https://analyze.intezer.com/analyses/d8a6ec44-db44-419d-a278-a3bf5e22a617
Result
Threat name:
Nymaim
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1273308
Signature
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Found malware configuration
Machine Learning detection for dropped file
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Yara detected Nymaim
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1273308 Sample: file.exe Startdate: 14/07/2023 Architecture: WINDOWS Score: 100 40 45.12.253.72 CMCSUS Germany 2->40 42 45.12.253.75 CMCSUS Germany 2->42 44 45.12.253.98 CMCSUS Germany 2->44 48 Found malware configuration 2->48 50 Antivirus detection for URL or domain 2->50 52 Multi AV Scanner detection for submitted file 2->52 54 5 other signatures 2->54 9 file.exe 2 2->9         started        signatures3 process4 file5 30 C:\Users\user\AppData\Local\...\is-JN05C.tmp, PE32 9->30 dropped 12 is-JN05C.tmp 11 102 9->12         started        process6 file7 32 C:\Users\user\AppData\Local\...\_setup64.tmp, PE32+ 12->32 dropped 34 C:\Users\user\AppData\Local\...\_iscrypt.dll, PE32 12->34 dropped 36 C:\...\unins000.exe (copy), PE32 12->36 dropped 38 8 other files (6 malicious) 12->38 dropped 15 RewSpacer714.exe 8 12->15         started        19 net.exe 1 12->19         started        process8 dnsIp9 46 45.12.253.56, 80 CMCSUS Germany 15->46 28 C:\Users\user\AppData\Roaming\...\fz2aJSa.exe, PE32 15->28 dropped 21 fz2aJSa.exe 15->21         started        24 conhost.exe 19->24         started        26 net1.exe 1 19->26         started        file10 process11 signatures12 56 Multi AV Scanner detection for dropped file 21->56
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/c693994f9ac4a80dd834d3877a3d377d872cbe2d17c326e32d4cb34fb55aa79e/
Threat name:
Win32.Trojan.Generic
Create hunting rule
Status:
Suspicious
First seen:
2023-07-14 16:03:10 UTC
File Type:
PE (Exe)
Extracted files:
5
AV detection:
15 of 24 (62.50%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=y2jzst42ysua3wbu2odxupjxpwdszprnc7bsnyznjszu7nk2u6pa._file
Verdict:
malicious
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GCleaner
+ 3'568 additional samples on MalwareBazaar
Result
Malware family:
gcleaner
Create hunting rule
Score:
  10/10
Tags:
family:gcleaner discovery loader
Link:
https://tria.ge/reports/230714-thcj6afb35/
Behaviour
Kills process with taskkill
Runs net.exe
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Drops file in Program Files directory
Checks installed software on the system
Executes dropped EXE
Loads dropped DLL
GCleaner
Malware Config
C2 Extraction:
45.12.253.56
45.12.253.72
45.12.253.98
45.12.253.75
Unpacked files
SH256 hash:
577a7b9fc0dcf08198251464f89e717b4ed46ea7ce3ab068449fb4d4f22a35cb
MD5 hash:
267b49012567d3556044cad0811ca7a9
SHA1 hash:
3b608b749e6c516c65c71f55a9e5f5e287924188
Detections:
Nymaim
Create hunting rule
win_nymaim_g0
Create hunting rule
win_gcleaner_auto
Create hunting rule
Link:
https://www.unpac.me/results/ca33656d-069a-48c4-ab2e-5e77cbfbd156/
SH256 hash:
9683bb8cb2daa133d91c2f80ff1ac5df0aa547066be2dd06291d27ab645e1171
MD5 hash:
985010b193a603cc57e887949634a729
SHA1 hash:
d0e5c8fef5e604f6dbed110bdbd2b93fa32242f1
Link:
https://www.unpac.me/results/ca33656d-069a-48c4-ab2e-5e77cbfbd156/
SH256 hash:
242e8c7fc4e3327b9f851431d29e2f0145e621ae10c00ad0a0cba2accddf696d
MD5 hash:
5793d8c4b6699476a9ce82fc1e7df470
SHA1 hash:
acc06b9c034957f0309fbb522bd70740d315beca
Link:
https://www.unpac.me/results/ca33656d-069a-48c4-ab2e-5e77cbfbd156/
SH256 hash:
c693994f9ac4a80dd834d3877a3d377d872cbe2d17c326e32d4cb34fb55aa79e
MD5 hash:
99cf5942dd42a434fd44aaf0a5b8e7b4
SHA1 hash:
de73c60255860d5df3c360df0a8eaf5b7f1f1a45
Link:
https://www.unpac.me/results/ca33656d-069a-48c4-ab2e-5e77cbfbd156/
Malware family:
Vidar.A
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/c693994f9ac4/report/overview.html
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
Create hunting rule
Author:The DFIR Report
Description:files - file ~tmp01925d3f.exe
Reference:https://thedfirreport.com
Rule name:shellcode
Create hunting rule
Author:nex
Description:Matched shellcode byte patterns
Rule name:win_gcleaner_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:Detects win.gcleaner.

File information

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

  
Dropped by
PrivateLoader
  
Delivery method
Distributed via drive-by
  
URLhaus
https://urlhaus.abuse.ch/url/2509470/
Cape
Cape
https://www.capesandbox.com/analysis/419443/

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