MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3d536173ab894f1b0bc6f78943717fae7a1660ded0196c18476fddd30e6d4780. 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: 3d536173ab894f1b0bc6f78943717fae7a1660ded0196c18476fddd30e6d4780
SHA3-384 hash: d9dd460e2c885e42d625251ee125cf34f912d13d773d12c806084a006e900da9b449da1804db5f5c923caa08547d745e
SHA1 hash: 60c5f09a57e84c71d65d18fb156fc7272b9a06f6
MD5 hash: f0a3cd07a9ebc6c2df7102c3ac4ffc60
humanhash: artist-friend-kansas-mango
File name:file
Download: download sample
Signature GCleaner
Create hunting rule
File size:2'987'379 bytes
First seen:2022-11-05 07:31:06 UTC
Last seen:2022-11-05 07:56:57 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 884310b1928934402ea6fec1dbd3cf5e (3'725 x GCleaner, 3'445 x Socks5Systemz, 262 x RaccoonStealer)
ssdeep 49152:Z2BIwe5gU6a4VzjW6EDoa7ZKRIa2T3D17kuccN4cgT1xIBHhxntQnHA5hq:MBDW6a4ty6aoe8RIa43xacScgTbI7xDW
TLSH T1CAD53383E2B81931C138D2775C24964EDCB62A412E71AC5BBEDD981F0F77648E87874B
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 :
14
# of downloads :
172
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
ficker
Create hunting rule
ID:
1
File name:
file
Verdict:
Malicious activity
Analysis date:
2022-11-05 07:33:44 UTC
Tags:
installer loader evasion trojan ficker stealer vidar
Link:
https://app.any.run/tasks/66583611-20fa-43b5-9ff1-91cfefcb44f4

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/328987/
Detection(s):
SecuriteInfo.com.Trojan-Dropper.Win32.Agent.14403.21121.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
Searching for synchronization primitives
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 Windows subdirectories
Launching a process
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/48837/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/6366117315611f8d8bf8f685/reports/913bd247-2d77-4df2-b516-d740fa01f95b/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.
Malware family:
GCleaner
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/c24ca18e-f214-46d5-b580-560e6965ecf8
Result
Threat name:
Nymaim
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
96 / 100
Link:
https://www.joesandbox.com/analysis/1106044
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: 738708 Sample: file.exe Startdate: 05/11/2022 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-VM4KU.tmp, PE32 10->31 dropped 13 is-VM4KU.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 frsearcher70.exe 25 13->16         started        process8 dnsIp9 41 107.182.129.235, 49698, 80 META-ASUS Reserved 16->41 43 171.22.30.106, 49699, 80 CMCSUS Germany 16->43 45 45.139.105.171, 49697, 80 CMCSUS Italy 16->45 29 C:\Users\user\AppData\Roaming\...\oYeZai8.exe, PE32 16->29 dropped 20 oYeZai8.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/3d536173ab894f1b0bc6f78943717fae7a1660ded0196c18476fddd30e6d4780/
Threat name:
Win32.Trojan.Injuke
Create hunting rule
Status:
Malicious
First seen:
2022-11-05 07:32:10 UTC
File Type:
PE (Exe)
Extracted files:
14
AV detection:
15 of 26 (57.69%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=hvjwc45lrfhrwc6g66eug4l7vz5bmyg62amwygchn7o5gdtni6aa._file
Verdict:
malicious
Result
Malware family:
nymaim
Create hunting rule
Score:
  10/10
Tags:
family:nymaim discovery trojan
Link:
https://tria.ge/reports/221105-jcyv4aefa7/
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
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/fec8a2c3-7ce8-4446-ae5d-6421e6be8e20
Unpacked files
SH256 hash:
89e5ccf1a64e9a144c00c85fc323e11f4897005b9c2e910f3cdc34efc7e65fde
MD5 hash:
488be34b472aaace794354508b11dab9
SHA1 hash:
eb2516b491d3b6be868f8819227e3f27dfcd1a10
Detections:
win_nymaim_g0
Create hunting rule
Nymaim
Create hunting rule
win_gcleaner_auto
Create hunting rule
Link:
https://www.unpac.me/results/8e834f5a-85e6-401d-8887-7f308227fbed/
SH256 hash:
a987ad56a793e79430b94c04c1860cc2869c2f5d67163c6d0b61429cd221e8f9
MD5 hash:
a832ddb99ff4097dcc2957270f05f1f1
SHA1 hash:
416020202bf7d16e7ed3929ab9397fe585cc686a
Link:
https://www.unpac.me/results/8e834f5a-85e6-401d-8887-7f308227fbed/
SH256 hash:
d45c38ed241a4b25021ba4d2097d321007ab3f02009fa8697d6b23800c3d2f80
MD5 hash:
5dc4a038e54a41ca3caf3e1a217309a6
SHA1 hash:
0aa3a8adac11e4cab221f31f8f6f4e56cb942802
Link:
https://www.unpac.me/results/8e834f5a-85e6-401d-8887-7f308227fbed/
SH256 hash:
3d536173ab894f1b0bc6f78943717fae7a1660ded0196c18476fddd30e6d4780
MD5 hash:
f0a3cd07a9ebc6c2df7102c3ac4ffc60
SHA1 hash:
60c5f09a57e84c71d65d18fb156fc7272b9a06f6
Link:
https://www.unpac.me/results/8e834f5a-85e6-401d-8887-7f308227fbed/
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/3d536173ab894f1b0bc6f78943717fae7a1660ded0196c18476fddd30e6d4780

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/328987/
  
URLhaus
https://urlhaus.abuse.ch/url/2276314/

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