MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 819c80050c2c41c85c28f745b153bef2ebe52a8c468182f5e3fe44a816fca109. 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 1
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 819c80050c2c41c85c28f745b153bef2ebe52a8c468182f5e3fe44a816fca109
SHA3-384 hash: 59bc496643fd1a731ccdf50b66175f820144ac2484ebe0498430b96ac313dba34ab7e3e3e261274e53840c10ac46725c
SHA1 hash: b7fae5713de3e6dcaf994914665d378d0f164287
MD5 hash: 9ad8ca502e5a46298c039b49fbf8ef3b
humanhash: delaware-item-blue-princess
File name:9ad8ca502e5a46298c039b49fbf8ef3b
Download: download sample
Signature GCleaner
Create hunting rule
File size:2'565'501 bytes
First seen:2023-05-01 22:26:23 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash da86ff6d22d7419ae7f10724a403dffd (1'679 x GCleaner, 1 x Socks5Systemz)
ssdeep 49152:cgUoRqp4i1yOrPsSAkTT5oEJ728YEnm0sae79XkAG5cJ:cgUWilr0TkTT5/yE/ve7SXcJ
Threatray 3'097 similar samples on MalwareBazaar
TLSH T1D6C53332FBE8A931D0E0DBF4CC87D94505B6BE6700F4450A76AD096BBFE6741B9A4342
TrID 81.0% (.EXE) Inno Setup installer (109740/4/30)
10.4% (.EXE) Win32 Executable Delphi generic (14182/79/4)
3.3% (.EXE) Win32 Executable (generic) (4505/5/1)
2.2% (.MZP) WinArchiver Mountable compressed Archive (3000/1)
1.4% (.EXE) Generic Win/DOS Executable (2002/3)
File icon (PE):PE icon
dhash icon b298acbab2ca7a72 (2'327 x GCleaner, 1'631 x Socks5Systemz, 67 x RedLineStealer)
Reporter zbetcheckin
Tags:32 exe gcleaner

Intelligence

File Origin
# of uploads :
1
# of downloads :
316
Origin country :
FR FR
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
9ad8ca502e5a46298c039b49fbf8ef3b
Verdict:
Malicious activity
Analysis date:
2023-05-01 22:28:01 UTC
Tags:
installer gcleaner
Link:
https://app.any.run/tasks/f6e4062d-f3ac-45d0-b55b-d6599482eea7

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/385906/
Detection(s):
PUA.Win.Packer.Overlay-1
Create hunting rule

SecuriteInfo.com.Win32.Malware-gen.24316.29731.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
Sending a custom TCP request
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
Result
Malware family:
n/a
Score:
  5/10
Tags:
n/a
Link:
https://dragonfly.certego.net/analysis/82150/overview
Behaviour
MalwareBazaar
CheckCmdLine
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
greyware installer overlay packed
Link:
https://www.filescan.io/uploads/64503cb73d47a64d306b87bd/reports/997ed2ec-c92d-4b8e-8583-587bed7fbcfb/overview
Verdict:
Malicious
Labled as:
Win/grayware_confidence_60%
Link:
https://www.hybrid-analysis.com/sample/819c80050c2c41c85c28f745b153bef2ebe52a8c468182f5e3fe44a816fca109
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/5a7b5f3e-cc34-4687-8e16-671797edc845
Result
Threat name:
Nymaim
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1224266
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: 857219 Sample: 0xXhGWTjii.exe Startdate: 02/05/2023 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 0xXhGWTjii.exe 2 2->10         started        signatures3 process4 file5 31 C:\Users\user\AppData\Local\...\is-PC52S.tmp, PE32 10->31 dropped 13 is-PC52S.tmp 10 23 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 5 other files (4 malicious) 13->39 dropped 16 Rec51.exe 24 13->16         started        process8 dnsIp9 41 45.12.253.56, 49694, 80 CMCSUS Germany 16->41 43 45.12.253.72, 49695, 80 CMCSUS Germany 16->43 45 45.12.253.75, 49696, 80 CMCSUS Germany 16->45 29 C:\Users\user\AppData\Roaming\...\mst6U.exe, PE32 16->29 dropped 20 mst6U.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/819c80050c2c41c85c28f745b153bef2ebe52a8c468182f5e3fe44a816fca109/
Threat name:
Win32.Trojan.Nekark
Create hunting rule
Status:
Malicious
First seen:
2023-05-01 22:27:07 UTC
File Type:
PE (Exe)
Extracted files:
4
AV detection:
15 of 23 (65.22%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=qgoiabimfra4qxbi65c3cu566lv6kkumi2ayf5pd7zckqfx4ueeq._file
Verdict:
malicious
Similar samples:
121a989787cc300ec5239c8e4da3823e38d302604f0b14ccb1c560294b33f462
GCleaner
252871c362ddf13b17dbc09ac9c50a255e9561c1ce0b8222b441049939eae963
GCleaner
41acce21b831a7dce94dac7e3d48249b70eb29f50325a27ca2523ada68aee06c
GCleaner
525de9fe7385c2c0c2aaf5681d94801105e949045fcf2dc9d533fd1f8f717e70
GCleaner
59d0a86e29a877fe6ab943b03f01a553274e626eb5f2da49605b98aaa23e6ab4
GCleaner
6f18a807585a04f49c2ab4c5f472dfead0ef686640afbd4223b9e0c1cf33e8db
GCleaner
7b5e66031df9f863fa63fe17b17fa4083fe1fe43fe7861a149a242bb17c39c91
GCleaner
7e8242395311456171392926875d44050d9e82a6bf21851d574b664623ad97d1
GCleaner
96c8ed0deb9d3b327280b60e4e3f6057ebfc5e3b8567bdc6460c5c11ca81134b
GCleaner
bf7d9b82ff0c3842fbd1dff7ffa94389d376af2b5d01ce504072f7985b556325
GCleaner
+ 3'087 additional samples on MalwareBazaar
Result
Malware family:
gcleaner
Create hunting rule
Score:
  10/10
Tags:
family:gcleaner discovery loader
Link:
https://tria.ge/reports/230501-2c3hdsgh85/
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:
7a85be858dc48b205007b3ce7a3101a678a4e8dc77d9988e125b217efee70c69
MD5 hash:
bd213e12a93b3bfa78665ad3dddb96f8
SHA1 hash:
135e6d55adec3adb2baa6fbc2ce09bc159d035e4
Detections:
Nymaim
Create hunting rule
win_nymaim_g0
Create hunting rule
win_gcleaner_auto
Create hunting rule
Link:
https://www.unpac.me/results/9057fc87-eda0-411c-933b-51c23c87749b/
SH256 hash:
2aa8f19e61694a78ef37ae12be0283ae616c9c513fa6e4a2be3705fcd773144a
MD5 hash:
dcd1f9dd5dc71cfdadd080915e51cdd5
SHA1 hash:
5e68658d8d30b5b54f7d7c571975e5d0e4779064
Link:
https://www.unpac.me/results/9057fc87-eda0-411c-933b-51c23c87749b/
SH256 hash:
a9f82c6d774f359f1cc3587fcf4d283b99a091d4cf95ea81251d71ff768c7954
MD5 hash:
bd1c6b658aded6f38ff3581fd6748680
SHA1 hash:
5b36c69eb81ab2cc15a567d6e61b17e482e2ad33
Link:
https://www.unpac.me/results/9057fc87-eda0-411c-933b-51c23c87749b/
SH256 hash:
819c80050c2c41c85c28f745b153bef2ebe52a8c468182f5e3fe44a816fca109
MD5 hash:
9ad8ca502e5a46298c039b49fbf8ef3b
SHA1 hash:
b7fae5713de3e6dcaf994914665d378d0f164287
Link:
https://www.unpac.me/results/9057fc87-eda0-411c-933b-51c23c87749b/
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/819c80050c2c41c85c28f745b153bef2ebe52a8c468182f5e3fe44a816fca109

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.

Web download

GCleaner

Executable exe 819c80050c2c41c85c28f745b153bef2ebe52a8c468182f5e3fe44a816fca109

(this sample)

  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/385906/
  
URLhaus
https://urlhaus.abuse.ch/url/2509470/

Comments


Avatar
zbet commented on 2023-05-01 22:26:32 UTC

url : hxxp://45.12.253.74/pineapple.php?pub=mixinte/