MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 acc4bd04efa0ea9b006d92d09066632036ed12e4b8de30d6dfa0be61fa67aa50. 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: 15


Intelligence 15 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: acc4bd04efa0ea9b006d92d09066632036ed12e4b8de30d6dfa0be61fa67aa50
SHA3-384 hash: b89307724db4fada90c4d30eecbd25b3451bb1cbb88f4f547f46c29bc64dd45df85261c52ea426cf650cd8c23f8506fd
SHA1 hash: 523b2c2df44ec7ec311c025ebb0ea179ad75edad
MD5 hash: 3686d26075fd7ac2ed2a3ca76417a92d
humanhash: violet-nevada-pasta-sink
File name:file
Download: download sample
Signature GCleaner
Create hunting rule
File size:3'192'779 bytes
First seen:2023-06-19 02:19:05 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:v6dUvLdsxlZOd7MOzun96PW1QBxzOnWQOjgqRa9VVRLXzbL0NKrWClTqw:ydUhsxxOzunsW1Cxz8ojDarVJX31vlew
TLSH T1CCE502416502A824D6224E79ADA9C470B3261C170F38952CADD1BF57B77F8FABC0A17F
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 f0d4aae8e8dcd4f8 (3 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 :
296
Origin country :
US US
Vendor Threat Intelligence
Malware family:
raccoon
Create hunting rule
ID:
1
File name:
file
Verdict:
Malicious activity
Analysis date:
2023-06-19 02:20:25 UTC
Tags:
installer gcleaner loader raccoon recordbreaker trojan rat redline stealer arkei vidar
Link:
https://app.any.run/tasks/85c06c44-2462-4604-a533-9cf6a2b1bddd

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/400272/
Detection(s):
SecuriteInfo.com.Trojan.DownLoader25.56768.UNOFFICIAL
Create hunting rule

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 a custom TCP request
Running batch commands
Creating a process with a hidden window
Using the Windows Management Instrumentation requests
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/91474/overview
Behaviour
MalwareBazaar
CheckCmdLine
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
gcleaner greyware installer lolbin overlay packed shell32.dll
Link:
https://www.filescan.io/uploads/648fbb5311a138acf24c05f3/reports/f1123be7-258e-43c3-b61c-3c66ae5ab3f6/overview
Verdict:
Suspicious
Labled as:
Trojan/Evo
Link:
https://www.hybrid-analysis.com/sample/acc4bd04efa0ea9b006d92d09066632036ed12e4b8de30d6dfa0be61fa67aa50
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:
Malicious
Link:
https://analyze.intezer.com/analyses/f8134fa7-c222-4f78-aa9a-5a22ed8fb6ea
Result
Threat name:
Nymaim
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1257025
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
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: 890045 Sample: file.exe Startdate: 19/06/2023 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 7 other signatures 2->55 10 file.exe 2 2->10         started        signatures3 process4 file5 31 C:\Users\user\AppData\Local\...\is-FSSQA.tmp, PE32 10->31 dropped 13 is-FSSQA.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 Rec618.exe 22 13->16         started        process8 dnsIp9 41 45.12.253.56, 49699, 80 CMCSUS Germany 16->41 43 45.12.253.72, 49700, 80 CMCSUS Germany 16->43 45 45.12.253.75, 49701, 80 CMCSUS Germany 16->45 29 C:\Users\user\AppData\...\17uNubzI.exe, PE32 16->29 dropped 20 17uNubzI.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/acc4bd04efa0ea9b006d92d09066632036ed12e4b8de30d6dfa0be61fa67aa50/
Threat name:
Win32.Trojan.Gcleaner
Create hunting rule
Status:
Suspicious
First seen:
2023-06-19 02:20:07 UTC
File Type:
PE (Exe)
Extracted files:
4
AV detection:
10 of 24 (41.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=vtcl2bhpudvjwadnslijaztdea3o2exexdpdbvw7uc7gd6thvjia._file
Result
Malware family:
gcleaner
Create hunting rule
Score:
  10/10
Tags:
family:gcleaner discovery loader
Link:
https://tria.ge/reports/230619-csezlacb4w/
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:
63d0a2e42a10b92d78844cd60389092629652380720b6123c9a4e26a6e5d7b47
MD5 hash:
e5d6be20143522b33ebf0a0e32fd4821
SHA1 hash:
0ee2ca0c4e203d03c388f0ba717fdd8eb473d4c3
Detections:
Nymaim
Create hunting rule
win_nymaim_g0
Create hunting rule
win_gcleaner_auto
Create hunting rule
Link:
https://www.unpac.me/results/56854f3b-9907-4591-ae3b-070d7c0e7861/
SH256 hash:
5e1f1350a4642c90a5079741d4f0d1cf0239a398da968bc8d042e26522f4b218
MD5 hash:
2f30f272382d054b786882591bc1ad7d
SHA1 hash:
04976792742bf20f04de6cb6759d49b7a1209d00
Link:
https://www.unpac.me/results/56854f3b-9907-4591-ae3b-070d7c0e7861/
SH256 hash:
acc4bd04efa0ea9b006d92d09066632036ed12e4b8de30d6dfa0be61fa67aa50
MD5 hash:
3686d26075fd7ac2ed2a3ca76417a92d
SHA1 hash:
523b2c2df44ec7ec311c025ebb0ea179ad75edad
Link:
https://www.unpac.me/results/56854f3b-9907-4591-ae3b-070d7c0e7861/
Malware family:
Vidar.A
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/acc4bd04efa0/report/overview.html
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/acc4bd04efa0ea9b006d92d09066632036ed12e4b8de30d6dfa0be61fa67aa50

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:BitcoinAddress
Create hunting rule
Author:Didier Stevens (@DidierStevens)
Description:Contains a valid Bitcoin address
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/400272/
  
URLhaus
https://urlhaus.abuse.ch/url/2509470/

Comments