MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8f4c1ec0371f704f03a7d822156d38c2d227a986d331a5c403de5b555161b2f2. 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: 11


Intelligence 11 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8f4c1ec0371f704f03a7d822156d38c2d227a986d331a5c403de5b555161b2f2
SHA3-384 hash: e3847932ee70d3fe31fca8866a42c882db00ddaf5171c2782c1040321db9b0b910f593aed3992a645e9b9783176a8ec3
SHA1 hash: 5a32d433213061ade1cae7ae33ad854bb6ba68c6
MD5 hash: 6621f60b12d7ad6a9b1434bc157ab2d2
humanhash: artist-tennis-happy-oklahoma
File name:file
Download: download sample
Signature GCleaner
Create hunting rule
File size:1'753'819 bytes
First seen:2023-07-18 12:48:44 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 884310b1928934402ea6fec1dbd3cf5e (3'725 x GCleaner, 3'446 x Socks5Systemz, 262 x RaccoonStealer)
ssdeep 49152:v2YLzy5qY6ki/4e718rgeUg+hAgzFSKMzvn+p8sbB6:u96kigeJre1+Wgz4/j8B6
Threatray 84 similar samples on MalwareBazaar
TLSH T1808533A352F9117EF0B68EB45C35C2119B63B8BA7F20492C326D5ABD1F4B1D980C53B6
TrID 44.3% (.EXE) Win32 Executable PowerBASIC/Win 9.x (148303/79/28)
32.8% (.EXE) Inno Setup installer (109740/4/30)
12.8% (.EXE) InstallShield setup (43053/19/16)
4.2% (.EXE) Win32 Executable Delphi generic (14182/79/4)
1.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
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://45.12.253.74/pineapple.php?pub=mixinte

Intelligence

File Origin
# of uploads :
1
# of downloads :
281
Origin country :
US US
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
file
Verdict:
No threats detected
Analysis date:
2023-07-18 12:53:30 UTC
Tags:
installer
Link:
https://app.any.run/tasks/5a9de18f-ca9f-4efa-b94e-6a7f2c208445

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/423488/
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
Launching the process to interact with network services
Modifying a system file
Sending a custom TCP request
Launching a process
Creating a file in the %AppData% 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
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
control gcleaner greyware installer lolbin overlay packed shell32
Link:
https://www.filescan.io/uploads/64b68a42a09960069744ff0d/reports/c0561e17-6f65-48be-abfc-28ccd82281a4/overview
Verdict:
Unknown
Link:
https://www.hybrid-analysis.com/sample/8f4c1ec0371f704f03a7d822156d38c2d227a986d331a5c403de5b555161b2f2
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:
Unknown
Link:
https://analyze.intezer.com/analyses/822549ea-d9fe-4fba-924b-dbfb523c7193
Result
Threat name:
Nymaim
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1275106
Signature
Antivirus detection for dropped file
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: 1275106 Sample: file.exe Startdate: 18/07/2023 Architecture: WINDOWS Score: 100 53 45.12.253.98 CMCSUS Germany 2->53 55 Snort IDS alert for network traffic 2->55 57 Found malware configuration 2->57 59 Antivirus detection for dropped file 2->59 61 6 other signatures 2->61 10 file.exe 2 2->10         started        signatures3 process4 file5 37 C:\Users\user\AppData\Local\...\file.exe.tmp, PE32 10->37 dropped 13 file.exe.tmp 11 102 10->13         started        process6 file7 39 C:\Users\user\AppData\Local\...\_setup64.tmp, PE32+ 13->39 dropped 41 C:\Users\user\AppData\Local\...\_iscrypt.dll, PE32 13->41 dropped 43 C:\...\unins000.exe (copy), PE32 13->43 dropped 45 8 other files (6 malicious) 13->45 dropped 16 FaSpacer718.exe 20 13->16         started        20 net.exe 1 13->20         started        process8 dnsIp9 47 45.12.253.56, 49699, 80 CMCSUS Germany 16->47 49 45.12.253.72, 49700, 80 CMCSUS Germany 16->49 51 45.12.253.75, 49701, 80 CMCSUS Germany 16->51 35 C:\Users\user\AppData\Roaming\...\ZyfzLY.exe, PE32 16->35 dropped 22 ZyfzLY.exe 16->22         started        25 cmd.exe 1 16->25         started        27 conhost.exe 20->27         started        29 net1.exe 1 20->29         started        file10 process11 signatures12 63 Multi AV Scanner detection for dropped file 22->63 31 taskkill.exe 1 25->31         started        33 conhost.exe 25->33         started        process13
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/8f4c1ec0371f704f03a7d822156d38c2d227a986d331a5c403de5b555161b2f2/
Threat name:
Win32.Trojan.Generic
Create hunting rule
Status:
Suspicious
First seen:
2023-07-18 12:49:09 UTC
File Type:
PE (Exe)
Extracted files:
5
AV detection:
15 of 25 (60.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=r5gb5qbxd5ye6a5h3arbk3jyyljcpkmg2my2lrad3znvkulbwlza._file
Verdict:
malicious
Similar samples:
103531a2155425de015b66daabd43c81b6fb95b913c46634889de5b15475ed5d
GCleaner
57962d6e4dea092778ca4b98d68ee62d11a8cfa88fd7fd7b89cb97fba2193355
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5a155e9c5903604dad0919df4b7ed4a0210c4e770f2cd093002642e4451f8fad
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5b06a1d47febc51608577e8827a61ae277ac79a5d4beeeab6bc1ddd6b9a88077
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72de1ff0d1f2beb3bb7ced8c82be29e820a8be9bb6818c6294cd538043f475b0
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806374db08f908a0e5622f192bebb29d262b442cda27038d214d3fb802e6311c
GCleaner
901d0d19ba4a552a8fd41451dd2143a6338376b15b37ed0adc167da496d547b0
GCleaner
93cb045c691341fee5fe4b5aae26233c3bdfb480db20a904ef7f7749db2c6e86
GCleaner
9dc3c210f41de276264b20019ec64beb14955fb59dff048b10fab6a397a26be3
GCleaner
9fba8733adf4186bd258da008bc4ba26e72e871fa6df2815d8a2ce2c9eb4d451
GCleaner
+ 74 additional samples on MalwareBazaar
Result
Malware family:
gcleaner
Create hunting rule
Score:
  10/10
Tags:
family:gcleaner discovery loader
Link:
https://tria.ge/reports/230718-p2cl2sbb2t/
Behaviour
Kills process with taskkill
Runs net.exe
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:
cb88be843d09cbd49e210add67bdaa9a075525a017648cc925ee660daf6e8d44
MD5 hash:
ade7e2ae70b8edbaea777eea23d11fa7
SHA1 hash:
66f9524e21a06b6047475fedae7fe959983cd38f
Link:
https://www.unpac.me/results/cfa912a1-62a4-41e5-99fa-2cd469ff98bf/
SH256 hash:
b953884770958f535f072c4e5f403123f8bba037bbc3454c02a57551fbdbe421
MD5 hash:
95cd2215f3929dd044e1c3f4d199f028
SHA1 hash:
5d68903a1975b9f6ef826d5dc48aae5ca5528277
Link:
https://www.unpac.me/results/cfa912a1-62a4-41e5-99fa-2cd469ff98bf/
SH256 hash:
8f4c1ec0371f704f03a7d822156d38c2d227a986d331a5c403de5b555161b2f2
MD5 hash:
6621f60b12d7ad6a9b1434bc157ab2d2
SHA1 hash:
5a32d433213061ade1cae7ae33ad854bb6ba68c6
Link:
https://www.unpac.me/results/cfa912a1-62a4-41e5-99fa-2cd469ff98bf/
Malware family:
Vidar.A
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/8f4c1ec0371f/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/8f4c1ec0371f704f03a7d822156d38c2d227a986d331a5c403de5b555161b2f2

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/423488/
  
URLhaus
https://urlhaus.abuse.ch/url/2509470/

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