MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3ef07e8f2a029d017112470b5c8e1aed02b6ee8fa1bebe9720367ff5c93c9b8e. 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: 13


Intelligence 13 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 3ef07e8f2a029d017112470b5c8e1aed02b6ee8fa1bebe9720367ff5c93c9b8e
SHA3-384 hash: 975964cf7a88b7d493bc40e93243f36829dabe3e2296c2fff9992f27a8b081f219285a9e1d1ca9ff8b8ab113c0a0999c
SHA1 hash: b016a182c059cac233d90e894e8389c4378366fd
MD5 hash: 45837042a4b0e00195cd31ebf7856044
humanhash: minnesota-artist-twenty-london
File name:file
Download: download sample
Signature GCleaner
Create hunting rule
File size:2'173'953 bytes
First seen:2023-01-21 02:32:44 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 884310b1928934402ea6fec1dbd3cf5e (3'725 x GCleaner, 3'446 x Socks5Systemz, 262 x RaccoonStealer)
ssdeep 49152:md3sQYLZ7gMDJxW2kgGEM3uJhyLcRf1BD7K8:PnF7DJxW2kgc+zPRzP
TLSH T1DEA5CE752C6AC126F00DA2F4FE3160F289FE2C13C05F574FA5557ECBB67C292249AA64
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 0e0f932c2d2d9958 (23 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 :
192
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
file
Verdict:
Malicious activity
Analysis date:
2023-01-21 02:35:55 UTC
Tags:
installer
Link:
https://app.any.run/tasks/d3c272de-8860-49b0-8baf-e4957c4174bf

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/355226/
Detection(s):
SecuriteInfo.com.Trojan.Moneyinst.746.21331.248.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
Launching a tool to kill processes
Result
Malware family:
n/a
Score:
  5/10
Tags:
n/a
Link:
https://dragonfly.certego.net/analysis/61940/overview
Behaviour
MalwareBazaar
CheckCmdLine
Verdict:
No Threat
Threat level:
  2/10
Confidence:
80%
Tags:
greyware overlay packed shell32.dll
Link:
https://www.filescan.io/uploads/63cb4ee0696b2d972573e523/reports/92f0c728-ee02-4d22-9efa-7eb6ddd37707/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:
Malicious
Link:
https://analyze.intezer.com/analyses/51c7d03c-0b52-4b71-8c80-c7b322f96037
Result
Threat name:
Nymaim
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
92 / 100
Link:
https://www.joesandbox.com/analysis/1156034
Signature
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
Obfuscated command line found
Snort IDS alert for network traffic
Yara detected Nymaim
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 788766 Sample: file.exe Startdate: 21/01/2023 Architecture: WINDOWS Score: 92 48 45.12.253.98 CMCSUS Germany 2->48 50 Snort IDS alert for network traffic 2->50 52 Detected unpacking (changes PE section rights) 2->52 54 Detected unpacking (overwrites its own PE header) 2->54 56 3 other signatures 2->56 10 file.exe 2 2->10         started        signatures3 process4 file5 32 C:\Users\user\AppData\Local\Temp\...\file.tmp, PE32 10->32 dropped 60 Obfuscated command line found 10->60 14 file.tmp 22 16 10->14         started        signatures6 process7 file8 34 C:\Users\user\AppData\Local\...\_setup64.tmp, PE32+ 14->34 dropped 36 C:\Users\user\AppData\Local\...\_iscrypt.dll, PE32 14->36 dropped 38 C:\Users\user\AppData\Local\...\_RegDLL.tmp, PE32 14->38 dropped 40 6 other files (5 malicious) 14->40 dropped 17 finalrecovery.exe 20 14->17         started        process9 dnsIp10 42 45.12.253.56, 49695, 80 CMCSUS Germany 17->42 44 45.12.253.72, 49696, 80 CMCSUS Germany 17->44 46 45.12.253.75, 49697, 80 CMCSUS Germany 17->46 30 C:\Users\user\AppData\...\IfjiSGAi3nni2Z.exe, PE32 17->30 dropped 21 IfjiSGAi3nni2Z.exe 17->21         started        24 cmd.exe 1 17->24         started        file11 process12 signatures13 58 Multi AV Scanner detection for dropped file 21->58 26 taskkill.exe 1 24->26         started        28 conhost.exe 24->28         started        process14
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/3ef07e8f2a029d017112470b5c8e1aed02b6ee8fa1bebe9720367ff5c93c9b8e/
Threat name:
Win32.Trojan.Injuke
Create hunting rule
Status:
Malicious
First seen:
2023-01-21 03:16:00 UTC
AV detection:
11 of 26 (42.31%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=h3yh5dzkakoqc4isi4fvzdq25ubln3upug7l5fzagz77lsj4toha._file
Verdict:
malicious
Result
Malware family:
gcleaner
Create hunting rule
Score:
  10/10
Tags:
family:gcleaner discovery loader
Link:
https://tria.ge/reports/230121-c1xvdacc5s/
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
Loads dropped DLL
Executes dropped EXE
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:
345ac27ad5c377916cbb53d99ff3820545a31a9126eb06e68ba80c90d80c4494
MD5 hash:
2fcd2210e9ff1ca5325f6dec46e102b4
SHA1 hash:
19c3244f5183cbd0fdffd3a804d0471cf302abcd
Detections:
win_nymaim_g0
Create hunting rule
Nymaim
Create hunting rule
win_gcleaner_auto
Create hunting rule
Link:
https://www.unpac.me/results/46f9bb6b-60d0-4c05-8e91-ae40e08193bb/
SH256 hash:
9d9797ed3ed92b9712766d8ec4c7e136e2aa03780707078a222b00931074167f
MD5 hash:
8bb8e12bffa0a8a1ea6a3377aa603b50
SHA1 hash:
1702cc6f55b9260d82d31493c7df6b848c10f1a7
Link:
https://www.unpac.me/results/46f9bb6b-60d0-4c05-8e91-ae40e08193bb/
SH256 hash:
3ef07e8f2a029d017112470b5c8e1aed02b6ee8fa1bebe9720367ff5c93c9b8e
MD5 hash:
45837042a4b0e00195cd31ebf7856044
SHA1 hash:
b016a182c059cac233d90e894e8389c4378366fd
Link:
https://www.unpac.me/results/46f9bb6b-60d0-4c05-8e91-ae40e08193bb/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.98
Link:
https://yomi.yoroi.company/submissions/3ef07e8f2a029d017112470b5c8e1aed02b6ee8fa1bebe9720367ff5c93c9b8e

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/355226/
  
URLhaus
https://urlhaus.abuse.ch/url/2509470/

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