MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c3c372d8f8bb81cf47aa95b668db4ec994acb075a3f6c5b1d2ec04593dc05442. 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: c3c372d8f8bb81cf47aa95b668db4ec994acb075a3f6c5b1d2ec04593dc05442
SHA3-384 hash: 07ef6e5eb83c95317e017962c1b1e7cd109368a7889e1d9ff194895d04cc6bddb786aa7651abbb57d18f7f493674aefe
SHA1 hash: b8fcd6b953a8b42fb535f6c436d3f09fd0139d0c
MD5 hash: 15f7afaacde0ad19992e41c867cf0e88
humanhash: oregon-wyoming-tennis-mexico
File name:file
Download: download sample
Signature GCleaner
Create hunting rule
File size:2'383'718 bytes
First seen:2023-06-11 12:17:37 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 80417b621299e3e1de617305557a3c68 (48 x GCleaner, 44 x Backdoor.TeamViewer, 31 x Socks5Systemz)
ssdeep 49152:J6dJ6sPlszWm+02k3fx/nAdXkYH/C8S4pSGr1tqWK1lCirZ+/TnL8Z6duee1g7I9:cdMstkNJ/rYH/v3pjr1tqWK1lC0+TnLY
TLSH T1D4B523425BBEFA24C5D848F2BF5044CCB239A221BBFB151B6CF3E91BD4698457D1A60C
TrID 80.3% (.EXE) Inno Setup installer (109740/4/30)
10.3% (.EXE) Win32 Executable Delphi generic (14182/79/4)
3.2% (.EXE) Win32 Executable (generic) (4505/5/1)
1.5% (.EXE) Win16/32 Executable Delphi generic (2072/23)
1.4% (.EXE) OS/2 Executable (generic) (2029/13)
File icon (PE):PE icon
dhash icon 8cb2f0ccccf0b2cc (8 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 :
292
Origin country :
US US
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
file
Verdict:
Malicious activity
Analysis date:
2023-06-11 12:20:55 UTC
Tags:
installer gcleaner
Link:
https://app.any.run/tasks/ca96cb4a-1a88-4255-90b1-16a2791a84e0

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/397781/
Detection(s):
SecuriteInfo.com.Trojan.DownLoader25.56768.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
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
Sending a custom TCP request
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 %temp% subdirectories
Creating a window
Creating a process from a recently created file
Launching a tool to kill processes
Sending an HTTP GET request to an infection source
Result
Malware family:
n/a
Score:
  5/10
Tags:
n/a
Link:
https://dragonfly.certego.net/analysis/90260/overview
Behaviour
MalwareBazaar
CheckCmdLine
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
greyware installer lolbin overlay packed shell32.dll
Link:
https://www.filescan.io/uploads/6485bb7b28381b85ed19fc45/reports/7e677aae-1a35-4fd9-a5d2-2329b99119eb/overview
Verdict:
Suspicious
Labled as:
Trojan/Evo
Link:
https://www.hybrid-analysis.com/sample/c3c372d8f8bb81cf47aa95b668db4ec994acb075a3f6c5b1d2ec04593dc05442
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.
Malware family:
RedLine stealer
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/c8d99e99-2c45-422f-852a-5fb520763dc6
Result
Threat name:
Nymaim
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1252531
Signature
Antivirus detection for dropped file
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
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: 885551 Sample: file.exe Startdate: 11/06/2023 Architecture: WINDOWS Score: 100 47 45.12.253.98 CMCSUS Germany 2->47 49 Snort IDS alert for network traffic 2->49 51 Found malware configuration 2->51 53 Antivirus detection for URL or domain 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-AHIDM.tmp, PE32 10->31 dropped 13 is-AHIDM.tmp 10 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:\Users\user\AppData\Local\...\_RegDLL.tmp, PE32 13->37 dropped 39 6 other files (5 malicious) 13->39 dropped 16 Rec611.exe 22 13->16         started        process8 dnsIp9 41 45.12.253.56, 49697, 80 CMCSUS Germany 16->41 43 45.12.253.72, 49698, 80 CMCSUS Germany 16->43 45 45.12.253.75, 49699, 80 CMCSUS Germany 16->45 29 C:\Users\user\AppData\...\cI41GAp5dJoB.exe, PE32 16->29 dropped 20 cI41GAp5dJoB.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/c3c372d8f8bb81cf47aa95b668db4ec994acb075a3f6c5b1d2ec04593dc05442/
Threat name:
Win32.Trojan.Gcleaner
Create hunting rule
Status:
Suspicious
First seen:
2023-06-11 12:18:06 UTC
File Type:
PE (Exe)
Extracted files:
4
AV detection:
14 of 24 (58.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ypbxfwhyxoa46r5ksw3grw2ozgkkzmdvup3mlmos5qcfspoakrba._file
Result
Malware family:
gcleaner
Create hunting rule
Score:
  10/10
Tags:
family:gcleaner discovery loader
Link:
https://tria.ge/reports/230611-pgldfshg5s/
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:
0c74c0e97b6e83cfa24a5b2899ae748f3f543b5d7fe68f712dc610363516026d
MD5 hash:
b01e6df2b7bb238287281d7e8f830da0
SHA1 hash:
472149fab715f455725edf156fdd4fa75280de8f
Detections:
Nymaim
Create hunting rule
win_nymaim_g0
Create hunting rule
win_gcleaner_auto
Create hunting rule
Link:
https://www.unpac.me/results/f50a9f99-8d5d-48db-9ae3-80e4e89ddad9/
SH256 hash:
62d7c943fbfc43627dcccbdd11249126fda8369e02e5622475edfef2cf83156d
MD5 hash:
5647c8f2569de7986cc55b399f99d33b
SHA1 hash:
a98962b2e8566c2e21d4e800d4006e37bb5590f5
Link:
https://www.unpac.me/results/f50a9f99-8d5d-48db-9ae3-80e4e89ddad9/
SH256 hash:
0deef6779bde5e14a12c89bdc1ae9c0bef2dce27d3560bd1a4349ee1d198b5bd
MD5 hash:
68027b7f6c0731c88870259e9b88883f
SHA1 hash:
9a5e49059fd4d15d1b073c5d545d98538041c58b
Link:
https://www.unpac.me/results/f50a9f99-8d5d-48db-9ae3-80e4e89ddad9/
SH256 hash:
c3c372d8f8bb81cf47aa95b668db4ec994acb075a3f6c5b1d2ec04593dc05442
MD5 hash:
15f7afaacde0ad19992e41c867cf0e88
SHA1 hash:
b8fcd6b953a8b42fb535f6c436d3f09fd0139d0c
Link:
https://www.unpac.me/results/f50a9f99-8d5d-48db-9ae3-80e4e89ddad9/
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/c3c372d8f8bb81cf47aa95b668db4ec994acb075a3f6c5b1d2ec04593dc05442

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/397781/
  
URLhaus
https://urlhaus.abuse.ch/url/2509470/

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