MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4ed3bfa20dcd4364b62d0510482e02497756a6649625b6a00368d3122c34a1cc. 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: 4ed3bfa20dcd4364b62d0510482e02497756a6649625b6a00368d3122c34a1cc
SHA3-384 hash: 47e11d484ac99a28c8cf0c846097a11e000811e2baad5dac0ca4ec6fec2e4c8bed01fc766cc0cd8a251de9cb11e44c36
SHA1 hash: c6b148b63a6a75775d23bd872dc978280a6c67ef
MD5 hash: 44451ae83340e8ca52662ed93b0abd90
humanhash: island-oklahoma-fish-three
File name:file
Download: download sample
Signature GCleaner
Create hunting rule
File size:1'827'154 bytes
First seen:2023-03-29 08:17:57 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:EGlJfshca8xQmL0VuziTgScdaOn8v5dlLYp:5SoqVRgScd7nOPYp
TLSH T1A0853315FB581930E4B3F9B1DE70CA805E8377035E38581982DDDADE67AB8A09C4E3D9
TrID 50.3% (.EXE) Win32 Executable PowerBASIC/Win 9.x (148303/79/28)
37.2% (.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 b298acbab2ca7a72 (2'327 x GCleaner, 1'631 x Socks5Systemz, 67 x RedLineStealer)
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 :
265
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
file
Verdict:
Malicious activity
Analysis date:
2023-03-29 08:19:36 UTC
Tags:
installer gcleaner
Link:
https://app.any.run/tasks/55266dc8-0c94-47b8-9a24-938df28ceda8

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/378420/
Detection(s):
SecuriteInfo.com.TR.Spy.KGBSpy.1.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
Modifying a system file
Creating a file in the %AppData% subdirectories
Sending an HTTP GET request
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 process
Launching a tool to kill processes
Result
Malware family:
n/a
Score:
  5/10
Tags:
n/a
Link:
https://dragonfly.certego.net/analysis/75576/overview
Behaviour
MalwareBazaar
CheckCmdLine
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
greyware installer overlay packed packed shell32.dll
Link:
https://www.filescan.io/uploads/6423f43b688c0e6397b35edb/reports/a406a69b-bfb8-4b07-bd48-e8029d696965/overview
Verdict:
Malicious
Labled as:
HEUR/AGEN.1332570
Link:
https://www.hybrid-analysis.com/sample/4ed3bfa20dcd4364b62d0510482e02497756a6649625b6a00368d3122c34a1cc
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:
Malicious
Link:
https://analyze.intezer.com/analyses/ccb60ee7-1909-42cd-a190-cee5184fbe7d
Result
Threat name:
Nymaim
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1204116
Signature
Antivirus / Scanner detection for submitted sample
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)
Machine Learning detection for dropped file
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Snort IDS alert for network traffic
Yara detected Nymaim
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 837032 Sample: file.exe Startdate: 29/03/2023 Architecture: WINDOWS Score: 100 47 45.12.253.98 CMCSUS Germany 2->47 49 Snort IDS alert for network traffic 2->49 51 Antivirus detection for URL or domain 2->51 53 Antivirus / Scanner detection for submitted sample 2->53 55 6 other signatures 2->55 10 file.exe 2 2->10         started        signatures3 process4 file5 31 C:\Users\user\AppData\Local\...\is-3LRSJ.tmp, PE32 10->31 dropped 13 is-3LRSJ.tmp 11 24 10->13         started        process6 file7 33 C:\Users\user\AppData\Local\...\_setup64.tmp, PE32+ 13->33 dropped 35 C:\Users\user\AppData\Local\...\_iscrypt.dll, PE32 13->35 dropped 37 C:\...\unins000.exe (copy), PE32 13->37 dropped 39 6 other files (4 malicious) 13->39 dropped 16 FRec329.exe 24 13->16         started        process8 dnsIp9 41 45.12.253.56, 49686, 80 CMCSUS Germany 16->41 43 45.12.253.72, 49688, 80 CMCSUS Germany 16->43 45 45.12.253.75, 49691, 80 CMCSUS Germany 16->45 29 C:\Users\user\AppData\...\Wh6jP9Qr.exe, PE32 16->29 dropped 20 Wh6jP9Qr.exe 16->20         started        23 cmd.exe 1 16->23         started        file10 process11 signatures12 57 Multi AV Scanner detection for dropped file 20->57 25 taskkill.exe 1 23->25         started        27 conhost.exe 23->27         started        process13
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/4ed3bfa20dcd4364b62d0510482e02497756a6649625b6a00368d3122c34a1cc/
Threat name:
Win32.Trojan.Privateloader
Create hunting rule
Status:
Suspicious
First seen:
2023-03-29 08:18:08 UTC
File Type:
PE (Exe)
Extracted files:
4
AV detection:
15 of 24 (62.50%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=j3j37iqnzvbwjnrnauieqlqcjf3vnjtesys3niadndjrelbuuhga._file
Result
Malware family:
gcleaner
Create hunting rule
Score:
  10/10
Tags:
family:gcleaner discovery loader
Link:
https://tria.ge/reports/230329-j69vfsfd83/
Behaviour
Kills process with taskkill
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
Checks computer location settings
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:
559bb57fd5e7b87f3f9f93bb8b8d64b7ca98a54f1282944f9b506a8b059f281b
MD5 hash:
2835e656db54c6dd539c74db3ca0f84f
SHA1 hash:
c4a500fbc6b224d9b39142d3d6f1f94745a699fd
Detections:
Nymaim
Create hunting rule
win_nymaim_g0
Create hunting rule
win_gcleaner_auto
Create hunting rule
Link:
https://www.unpac.me/results/0620c61e-f832-410b-a043-213f9172c51f/
SH256 hash:
b31c6091f0b1f9a6ea60f3589ae44053ae0b5b56a9ce4ec50a02bbc52e06d106
MD5 hash:
276a66c959afe63ae73616b785135ebe
SHA1 hash:
cdafd148d1515d8c4af95323d09503e9415d316b
Link:
https://www.unpac.me/results/0620c61e-f832-410b-a043-213f9172c51f/
SH256 hash:
4ed3bfa20dcd4364b62d0510482e02497756a6649625b6a00368d3122c34a1cc
MD5 hash:
44451ae83340e8ca52662ed93b0abd90
SHA1 hash:
c6b148b63a6a75775d23bd872dc978280a6c67ef
Link:
https://www.unpac.me/results/0620c61e-f832-410b-a043-213f9172c51f/
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/4ed3bfa20dcd4364b62d0510482e02497756a6649625b6a00368d3122c34a1cc

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
Cape
Cape
https://www.capesandbox.com/analysis/378420/
  
URLhaus
https://urlhaus.abuse.ch/url/2509470/

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