MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 84b80a9d2421c0e7a5d401bf3496854b910dcf1fd8c7b38236d6bae8520036a9. 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: 12


Intelligence 12 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 84b80a9d2421c0e7a5d401bf3496854b910dcf1fd8c7b38236d6bae8520036a9
SHA3-384 hash: ea51dc241aa848862806b6748ca4607d3549e8e3e511ba0a77bdc3adc50f543d7e7691c9776a034b973798f2bb9f70f0
SHA1 hash: 1295111fd9c2e956f1d78e82f700ea1fc405aac3
MD5 hash: e013b2105484ebaebd58868a649ee074
humanhash: michigan-oklahoma-illinois-magazine
File name:file
Download: download sample
Signature GCleaner
Create hunting rule
File size:1'262'351 bytes
First seen:2023-07-13 12:54:06 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 884310b1928934402ea6fec1dbd3cf5e (3'725 x GCleaner, 3'514 x Socks5Systemz, 262 x RaccoonStealer)
ssdeep 24576:OfOym3/CYBFXwnxWXBk0MffRZ6T0tfnIqdl2vSBreuS2w02VnKU:OG9tHHXBixUcRFeuZknn
Threatray 3'561 similar samples on MalwareBazaar
TLSH T186453332EF0950B8E0B31BB10D99A6530B73FD627839574F391D859DAF7BA20CA84752
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 84c160b0d670b044 (28 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 :
287
Origin country :
US US
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
file
Verdict:
Malicious activity
Analysis date:
2023-07-13 12:55:12 UTC
Tags:
installer gcleaner
Link:
https://app.any.run/tasks/da1efa27-78f4-4434-9e8b-878cb0a409eb

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/417407/
Detection(s):
SecuriteInfo.com.Adware.Generic2.DOZ.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
Launching the process to interact with network services
Modifying a system file
Searching for synchronization primitives
Launching a process
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
Creating a file in the Windows subdirectories
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/97440/overview
Behaviour
MalwareBazaar
CheckCmdLine
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
control greyware installer lolbin overlay packed shell32
Link:
https://www.filescan.io/uploads/64aff427a15fc7eb4fd1fb5e/reports/e6138e6e-6471-43c6-b222-f55c660a275c/overview
Verdict:
Unknown
Link:
https://www.hybrid-analysis.com/sample/84b80a9d2421c0e7a5d401bf3496854b910dcf1fd8c7b38236d6bae8520036a9
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/31fb814f-735c-4e92-80b5-4eab183d171e
Result
Threat name:
Nymaim
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1272476
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
Yara detected Nymaim
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1272476 Sample: file.exe Startdate: 13/07/2023 Architecture: WINDOWS Score: 100 40 45.12.253.72 CMCSUS Germany 2->40 42 45.12.253.75 CMCSUS Germany 2->42 44 45.12.253.98 CMCSUS Germany 2->44 48 Found malware configuration 2->48 50 Antivirus detection for URL or domain 2->50 52 Antivirus detection for dropped file 2->52 54 5 other signatures 2->54 9 file.exe 2 2->9         started        signatures3 process4 file5 30 C:\Users\user\AppData\Local\...\is-751IC.tmp, PE32 9->30 dropped 12 is-751IC.tmp 11 102 9->12         started        process6 file7 32 C:\Users\user\AppData\Local\...\_setup64.tmp, PE32+ 12->32 dropped 34 C:\Users\user\AppData\Local\...\_iscrypt.dll, PE32 12->34 dropped 36 C:\...\unins000.exe (copy), PE32 12->36 dropped 38 8 other files (6 malicious) 12->38 dropped 15 RevSpacer713.exe 8 12->15         started        19 net.exe 1 12->19         started        process8 dnsIp9 46 45.12.253.56, 80 CMCSUS Germany 15->46 28 C:\Users\user\AppData\...\j2UqS1s6.exe, PE32 15->28 dropped 21 j2UqS1s6.exe 15->21         started        24 conhost.exe 19->24         started        26 net1.exe 1 19->26         started        file10 process11 signatures12 56 Multi AV Scanner detection for dropped file 21->56
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/84b80a9d2421c0e7a5d401bf3496854b910dcf1fd8c7b38236d6bae8520036a9/
Threat name:
Win32.Trojan.Generic
Create hunting rule
Status:
Suspicious
First seen:
2023-07-13 12:55:06 UTC
File Type:
PE (Exe)
Extracted files:
5
AV detection:
16 of 24 (66.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=qs4avhjeehaopjouag7tjfufjoiq3ty73dd3harw225oquqag2uq._file
Verdict:
malicious
Similar samples:
474e293e9c25fdccd36c77f62b4b234fc97d8f1122dcbe78494f5482b6675f44
GCleaner
58d57f768804a9c0594a2f9a2db379788d41fbeaca4936a1fe6a0f8986265a77
GCleaner
7475db7ff71a655c148820592471897f2ada47b1ae154e23cb83a666152ca23d
GCleaner
8dfa5976b6d62611242f6a792f460ae72e60ebfb9774ad81066c7ea2a153b61a
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93cb045c691341fee5fe4b5aae26233c3bdfb480db20a904ef7f7749db2c6e86
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9dc3c210f41de276264b20019ec64beb14955fb59dff048b10fab6a397a26be3
GCleaner
a966075818dd971effd37c47d3de59591064a7bc99f37296e04c6d8a63ce3ea2
GCleaner
c50ed0352f86462194d23cc0b3128c28eca1eaa426049abddd58e697e29831cb
GCleaner
cf34174392d422249a3b1c2a488709b3606143bf51acfa14ca53928051697331
GCleaner
e88259872bb2df0913c156511df3eba707e0a39f520fecd3316654c26cd05334
GCleaner
+ 3'551 additional samples on MalwareBazaar
Result
Malware family:
gcleaner
Create hunting rule
Score:
  10/10
Tags:
family:gcleaner discovery loader
Link:
https://tria.ge/reports/230713-p5r6xagg36/
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:
37035bf97b0057b4b3f997df57d9f5649f6c96d38da6a6e5d1ce5a0834812a21
MD5 hash:
d3ddbe958b9c90cd245aba45a2cbd27b
SHA1 hash:
8c055966dde69120687ba4ca5a0a9ea8467c69c0
Detections:
Nymaim
Create hunting rule
win_nymaim_g0
Create hunting rule
win_gcleaner_auto
Create hunting rule
Link:
https://www.unpac.me/results/18263e5a-5cc4-4d84-97bb-52489dc3a7f2/
SH256 hash:
5ee444ba70bd57cc05d123c80c42ff3b4ffc736d98859f091615bcef8b5b18bf
MD5 hash:
8dc06f26e2dfbf909333db3b7f419dd7
SHA1 hash:
63fda839e722e84c7f1830c1001b273bc2d9d682
Link:
https://www.unpac.me/results/18263e5a-5cc4-4d84-97bb-52489dc3a7f2/
SH256 hash:
d31fe722598c33ca936ca224f21c2c5201150c2c5680d0f3607291767e22241e
MD5 hash:
1e887c93444c41218d675e8c9cd30448
SHA1 hash:
8678b49a40caba5a841778efb4eda7d7b8443c63
Link:
https://www.unpac.me/results/18263e5a-5cc4-4d84-97bb-52489dc3a7f2/
SH256 hash:
84b80a9d2421c0e7a5d401bf3496854b910dcf1fd8c7b38236d6bae8520036a9
MD5 hash:
e013b2105484ebaebd58868a649ee074
SHA1 hash:
1295111fd9c2e956f1d78e82f700ea1fc405aac3
Link:
https://www.unpac.me/results/18263e5a-5cc4-4d84-97bb-52489dc3a7f2/
Please note that we are no longer able to provide a coverage score for Virus Total.

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/417407/
  
URLhaus
https://urlhaus.abuse.ch/url/2509470/

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