MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 2313c24b78fac9dc4a99e0d7707c87183a6f931bfd9541eb037ab830f214acf2. 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

SHA256 hash: 2313c24b78fac9dc4a99e0d7707c87183a6f931bfd9541eb037ab830f214acf2
SHA3-384 hash: 87824e180dba8cc31818d89dc3c7801ca7f955bdacde93cc46afa86953711a1df63f21299bb7beba7056f372f37110b3
SHA1 hash: 2501170eb4dc07e1b92e8acffcf8e480c593be7a
MD5 hash: 2e3d4efdbe6571f5c4d6ca57130adcbc
humanhash: cup-lemon-carbon-floor
File name:file
Download: download sample
Signature GCleaner
File size:3'352'658 bytes
First seen:2023-02-14 21:31:17 UTC
Last seen:2023-02-14 21:56:53 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 884310b1928934402ea6fec1dbd3cf5e (3'725 x GCleaner, 3'455 x Socks5Systemz, 262 x RaccoonStealer)
ssdeep 98304:JHrVxWhwHXrMz8zxwJz8kRmfZR/l1I6V2v2MR:dJxWu9w8kR0j/vVV2vjR
Threatray 7'003 similar samples on MalwareBazaar
TLSH T17AF5127C7105C8ADC280FEB58C2AA4E75CE6ADD3E5E4A46270DD7F3F917D2888A09117
TrID 78.6% (.EXE) Inno Setup installer (109740/4/30)
10.1% (.EXE) Win32 Executable Delphi generic (14182/79/4)
3.2% (.EXE) Win32 Executable (generic) (4505/5/1)
2.1% (.MZP) WinArchiver Mountable compressed Archive (3000/1)
1.4% (.EXE) Win16/32 Executable Delphi generic (2072/23)
File icon (PE):PE icon
dhash icon 14b0b0fceeaa3b18 (363 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 :
7
# of downloads :
207
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
file
Verdict:
Malicious activity
Analysis date:
2023-02-14 21:33:19 UTC
Tags:
installer

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file in the %temp% subdirectories
Creating a window
Creating a process from a recently created file
Сreating synchronization primitives
Searching for the window
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
Sending a custom TCP 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
Behaviour
MalwareBazaar
CheckCmdLine
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
80%
Tags:
greyware installer overlay packed shell32.dll
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:
100 / 100
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)
Machine Learning detection for dropped file
Multi AV Scanner detection for submitted file
Obfuscated command line found
Snort IDS alert for network traffic
Yara detected Nymaim
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 807722 Sample: file.exe Startdate: 14/02/2023 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 Multi AV Scanner detection for submitted file 2->53 55 5 other signatures 2->55 10 file.exe 2 2->10         started        signatures3 process4 file5 31 C:\Users\user\AppData\Local\Temp\...\file.tmp, PE32 10->31 dropped 57 Obfuscated command line found 10->57 14 file.tmp 18 17 10->14         started        signatures6 process7 file8 33 C:\Users\user\AppData\Local\...\_setup64.tmp, PE32+ 14->33 dropped 35 C:\Users\user\AppData\Local\...\_isdecmp.dll, PE32 14->35 dropped 37 C:\Users\user\AppData\Local\...\_iscrypt.dll, PE32 14->37 dropped 39 7 other files (6 malicious) 14->39 dropped 17 FRec214.exe 24 14->17         started        process9 dnsIp10 41 45.12.253.56, 49695, 80 CMCSUS Germany 17->41 43 45.12.253.72, 49696, 80 CMCSUS Germany 17->43 45 45.12.253.75, 49697, 80 CMCSUS Germany 17->45 29 C:\Users\user\AppData\...\TKbKq4POEWqGBd.exe, PE32 17->29 dropped 21 cmd.exe 1 17->21         started        23 TKbKq4POEWqGBd.exe 17->23         started        file11 process12 process13 25 taskkill.exe 1 21->25         started        27 conhost.exe 21->27         started       
Threat name:
Win32.Trojan.Privateloader
Status:
Malicious
First seen:
2023-02-14 21:33:29 UTC
File Type:
PE (Exe)
Extracted files:
5
AV detection:
17 of 26 (65.38%)
Threat level:
  5/5
Result
Malware family:
gcleaner
Score:
  10/10
Tags:
family:gcleaner discovery loader
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:
be28eeafa150051bf6d7ad546a2f12b996cabb99b683cd366ba375679c87006f
MD5 hash:
87713a695796025332bbccb0f4b45970
SHA1 hash:
a2db37f555f537783315c08cf023161c74ab8e34
Detections:
win_nymaim_g0 Nymaim win_gcleaner_auto
SH256 hash:
62fcc515d86ded8dcf438c866f0d095922e0536d117159bd047e5bdd10e30d64
MD5 hash:
f41356e91d1e1702cb593e8fd501d7c5
SHA1 hash:
e6e0f8c0e5785af3315d03d65385a3e4e4f692a3
SH256 hash:
c8a387692b8aa7705c517d41409a3921252cd0f0c4646821db85e83163e38b7e
MD5 hash:
b13becbfc5a0d7ef1864afd5ed568ced
SHA1 hash:
bc16edad3ba6a70da5be95b78301abbd9e7b3229
SH256 hash:
434baaf40249bc4731be05b0842226fb2e7846b812e006f6a00a43bb1f7ecbf8
MD5 hash:
eb9ff059374c001bf7ebb0990aa98e1b
SHA1 hash:
0a247f9f34cfbb6811cb0c767cd284ca2a088332
SH256 hash:
2313c24b78fac9dc4a99e0d7707c87183a6f931bfd9541eb037ab830f214acf2
MD5 hash:
2e3d4efdbe6571f5c4d6ca57130adcbc
SHA1 hash:
2501170eb4dc07e1b92e8acffcf8e480c593be7a
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:shellcode
Author:nex
Description:Matched shellcode byte patterns
Rule name:win_gcleaner_auto
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

Comments