MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 64642695135428896108a2dfd53cea3d44df891b46de8b92de8197cddf5f74dc. 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 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 64642695135428896108a2dfd53cea3d44df891b46de8b92de8197cddf5f74dc
SHA3-384 hash: 037cf107e1d9542120cd897f04ef99430dfd5d3c0e7c18858d665721021bd09178e5dbca6aeb3fb81aea9bcfa52163dc
SHA1 hash: b7bf1c5a40ee6a1546b30fb17f70fce72e108571
MD5 hash: f2852bcaf494cf2ba1e545c1c37bfe31
humanhash: golf-colorado-mexico-crazy
File name:file
Download: download sample
Signature GCleaner
Create hunting rule
File size:2'608'848 bytes
First seen:2022-10-29 21:16:41 UTC
Last seen:2022-10-29 21:44:04 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 884310b1928934402ea6fec1dbd3cf5e (3'725 x GCleaner, 3'514 x Socks5Systemz, 262 x RaccoonStealer)
ssdeep 49152:Z2hrpLkHNzCAPY7wBgeKReGeC5u4lKHVJdcxNpnmzG9N4W7B9c9bCP4pp+tA5hq:MhrpSBiCGno4qgNJmAFGUep++Dq
TLSH T1EBC533A24BD3F9F0E25184B61EB5DE6DC2D1B8001C352D1AFE9CE0969F3B7118846B79
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://95.214.24.96/load.php?pub=mixinte

Intelligence

File Origin
# of uploads :
12
# of downloads :
481
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
file
Verdict:
Malicious activity
Analysis date:
2022-10-29 21:18:22 UTC
Tags:
installer
Link:
https://app.any.run/tasks/7bdcf1a5-5dce-4c2e-bd49-6f0613947dae

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/325978/
Detection(s):
SecuriteInfo.com.Trojan-Dropper.Win32.Agent.14403.21121.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
Moving a recently created file
Modifying a system file
Sending an HTTP GET request
Creating a file in the %AppData% subdirectories
Creating a file in the system32 subdirectories
Running batch commands
Creating a process with a hidden window
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/46689/overview
Behaviour
MalwareBazaar
CheckCmdLine
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
greyware overlay packed shell32.dll
Link:
https://www.filescan.io/uploads/635d984e58409ff7bc0c4240/reports/4774822c-d7cb-420d-916b-a706f64630d5/overview
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.
Malware family:
GCleaner
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/20e63db5-3b79-4b58-8706-69658f07dee0
Result
Threat name:
Nymaim
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
96 / 100
Link:
https://www.joesandbox.com/analysis/1101066
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 domain / URL
Multi AV Scanner detection for dropped file
Yara detected Nymaim
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 733727 Sample: file.exe Startdate: 29/10/2022 Architecture: WINDOWS Score: 96 47 45.139.105.1 CMCSUS Italy 2->47 49 85.31.46.167 CLOUDCOMPUTINGDE Germany 2->49 51 Multi AV Scanner detection for domain / URL 2->51 53 Antivirus detection for URL or domain 2->53 55 Detected unpacking (changes PE section rights) 2->55 57 4 other signatures 2->57 10 file.exe 2 2->10         started        signatures3 process4 file5 31 C:\Users\user\AppData\Local\...\is-0K7QC.tmp, PE32 10->31 dropped 13 is-0K7QC.tmp 16 25 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 4 other files (2 malicious) 13->39 dropped 16 fdsearcher63.exe 25 13->16         started        process8 dnsIp9 41 107.182.129.235, 49705, 80 META-ASUS Reserved 16->41 43 171.22.30.106, 49706, 80 CMCSUS Germany 16->43 45 45.139.105.171, 49702, 80 CMCSUS Italy 16->45 29 C:\Users\user\AppData\Roaming\...\tOzfxP.exe, PE32 16->29 dropped 20 tOzfxP.exe 16->20         started        23 cmd.exe 1 16->23         started        file10 process11 signatures12 59 Multi AV Scanner detection for dropped file 20->59 25 taskkill.exe 1 23->25         started        27 conhost.exe 23->27         started        process13
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/64642695135428896108a2dfd53cea3d44df891b46de8b92de8197cddf5f74dc/
Threat name:
Win32.Trojan.Privateloader
Create hunting rule
Status:
Malicious
First seen:
2022-10-29 21:17:09 UTC
File Type:
PE (Exe)
Extracted files:
14
AV detection:
17 of 26 (65.38%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=mrscnfitkquisyiiulp5kphkhvcn7ci3i3pixew6qgl43x27otoa._file
Verdict:
malicious
Result
Malware family:
nymaim
Create hunting rule
Score:
  10/10
Tags:
family:nymaim discovery trojan
Link:
https://tria.ge/reports/221029-z42n3agcbl/
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
NyMaim
Malware Config
C2 Extraction:
45.139.105.171
85.31.46.167
Unpacked files
SH256 hash:
79823c69e88f71a688f007ec1573e76ad5b5553fcd2a5515d7805929794fa21e
MD5 hash:
fe193003880ba58009651833ef107c76
SHA1 hash:
2f80137097b1743d05d1c9986a39c3769f727303
Detections:
win_nymaim_g0
Create hunting rule
Nymaim
Create hunting rule
win_gcleaner_auto
Create hunting rule
Link:
https://www.unpac.me/results/99b79c22-aa05-4a4b-aa65-29720f58fd1e/
SH256 hash:
49ffa51bc7d643ea9bc55111da50e2c59d19735467359a647f495b5cd8d35dc7
MD5 hash:
8b05dbd7d7ac4fcacb262206ea2a8955
SHA1 hash:
7e74a46e7ce74911bebbba024e5cb561853d9d3d
Link:
https://www.unpac.me/results/99b79c22-aa05-4a4b-aa65-29720f58fd1e/
SH256 hash:
d45c38ed241a4b25021ba4d2097d321007ab3f02009fa8697d6b23800c3d2f80
MD5 hash:
5dc4a038e54a41ca3caf3e1a217309a6
SHA1 hash:
0aa3a8adac11e4cab221f31f8f6f4e56cb942802
Link:
https://www.unpac.me/results/99b79c22-aa05-4a4b-aa65-29720f58fd1e/
SH256 hash:
64642695135428896108a2dfd53cea3d44df891b46de8b92de8197cddf5f74dc
MD5 hash:
f2852bcaf494cf2ba1e545c1c37bfe31
SHA1 hash:
b7bf1c5a40ee6a1546b30fb17f70fce72e108571
Link:
https://www.unpac.me/results/99b79c22-aa05-4a4b-aa65-29720f58fd1e/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.68
Link:
https://yomi.yoroi.company/submissions/64642695135428896108a2dfd53cea3d44df891b46de8b92de8197cddf5f74dc

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:CAS_Malware_Hunting
Create hunting rule
Author:Michael Reinprecht
Description:DEMO CAS YARA Rules for sample2.exe
Rule name:cobalt_strike_tmp01925d3f
Create hunting rule
Author:The DFIR Report
Description:files - file ~tmp01925d3f.exe
Reference:https://thedfirreport.com
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/325978/
  
URLhaus
https://urlhaus.abuse.ch/url/2276314/

Comments