MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8ffab91769a6ff3e57f1c5b26f580e0fe41e6dfe5cf05154dbcb77f181508d49. 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: 8ffab91769a6ff3e57f1c5b26f580e0fe41e6dfe5cf05154dbcb77f181508d49
SHA3-384 hash: 0b71c396a0a4a6c1b76ffc5ddc12754331a19d8ec76225116e4a2b18fe7b793986192838166328a4669377c01a8e0408
SHA1 hash: a158e73747d2f6acdf17dc18494a94b3b1899cb8
MD5 hash: 7d64ba2ffbb9df61620ddd934eb8d8c5
humanhash: stream-uniform-saturn-march
File name:file
Download: download sample
Signature GCleaner
Create hunting rule
File size:1'854'833 bytes
First seen:2023-05-03 19:47:55 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash da86ff6d22d7419ae7f10724a403dffd (1'679 x GCleaner, 1 x Socks5Systemz)
ssdeep 49152:A6aKm9kAk4SellJ6XMhFWAetCViT9nldW7s9AG5cq:ABKm9kAkK4XMLoCorg7s9Xcq
Threatray 3'099 similar samples on MalwareBazaar
TLSH T15A85335751826EB9D2B3AD796EBF02F0C43AB40214FC6A463738480D5BF72E94D09B5B
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 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 :
268
Origin country :
US US
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
file
Verdict:
Malicious activity
Analysis date:
2023-05-03 19:48:54 UTC
Tags:
installer gcleaner
Link:
https://app.any.run/tasks/bd977759-6bb5-47c7-8fd8-969899986d8b

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/386322/
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
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
Modifying a system file
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
Result
Malware family:
n/a
Score:
  5/10
Tags:
n/a
Link:
https://dragonfly.certego.net/analysis/82354/overview
Behaviour
MalwareBazaar
CheckCmdLine
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
greyware installer overlay packed packed
Link:
https://www.filescan.io/uploads/6452ba735642c9c405e261d9/reports/25f05874-a0f3-42f1-8d64-1193d26a9bef/overview
Verdict:
Unknown
Link:
https://www.hybrid-analysis.com/sample/8ffab91769a6ff3e57f1c5b26f580e0fe41e6dfe5cf05154dbcb77f181508d49
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/b6af8c7c-c8c3-4cdc-9bba-5a078294c76a
Result
Threat name:
n/a
Detection:
suspicious
Classification:
n/a
Score:
28 / 100
Link:
https://www.joesandbox.com/analysis/1225625
Signature
Machine Learning detection for dropped file
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 858588 Sample: file.exe Startdate: 03/05/2023 Architecture: WINDOWS Score: 28 25 Machine Learning detection for dropped file 2->25 7 file.exe 2 2->7         started        process3 file4 15 C:\Users\user\AppData\Local\...\is-Q287B.tmp, PE32 7->15 dropped 10 is-Q287B.tmp 14 23 7->10         started        process5 file6 17 C:\Users\user\AppData\Local\...\_setup64.tmp, PE32+ 10->17 dropped 19 C:\Users\user\AppData\Local\...\_iscrypt.dll, PE32 10->19 dropped 21 C:\...\unins000.exe (copy), PE32 10->21 dropped 23 5 other files (4 malicious) 10->23 dropped 13 Rec53.exe 10->13         started        process7
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/8ffab91769a6ff3e57f1c5b26f580e0fe41e6dfe5cf05154dbcb77f181508d49/
Threat name:
Win32.Trojan.Babar
Create hunting rule
Status:
Malicious
First seen:
2023-05-03 19:48:09 UTC
File Type:
PE (Exe)
Extracted files:
4
AV detection:
15 of 24 (62.50%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=r75lsf3ju37t4v7rywzg6waob7sb43p6ltyfcvg3zn37dakqrveq._file
Verdict:
malicious
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7b5e66031df9f863fa63fe17b17fa4083fe1fe43fe7861a149a242bb17c39c91
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7c4af0439fa5ea83916252977f59415c652b7efe851c79a17bda55f1b77a890f
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7e8242395311456171392926875d44050d9e82a6bf21851d574b664623ad97d1
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819c80050c2c41c85c28f745b153bef2ebe52a8c468182f5e3fe44a816fca109
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bf7d9b82ff0c3842fbd1dff7ffa94389d376af2b5d01ce504072f7985b556325
GCleaner
+ 3'089 additional samples on MalwareBazaar
Result
Malware family:
gcleaner
Create hunting rule
Score:
  10/10
Tags:
family:gcleaner discovery loader
Link:
https://tria.ge/reports/230503-yh35bsab4v/
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:
aa313a660482be4d165c711dfe40433f5d5ceebc61ad5d035dc6caa30d2230ff
MD5 hash:
3cfbef157d092bcaac9119e7a5535c13
SHA1 hash:
e93e17c6e649bc4fffe845b008327e4761d54886
Detections:
Nymaim
Create hunting rule
win_nymaim_g0
Create hunting rule
win_gcleaner_auto
Create hunting rule
Link:
https://www.unpac.me/results/0d09bfea-bb01-47ec-be40-6d5a2a2be38c/
SH256 hash:
698de88e8f53a3acc47d142838e88ec2218c8b4085c67441733379e77577df5b
MD5 hash:
87f8ef09cf5943646dfd6890a8a2254b
SHA1 hash:
7fca169bc58a986ca92a291fa20c59f94cc6514c
Link:
https://www.unpac.me/results/0d09bfea-bb01-47ec-be40-6d5a2a2be38c/
SH256 hash:
483abd85c8e5627082e956fc14d487fb2537287018d29a060985d457b1ec0ea6
MD5 hash:
cc31d6a6320080e60c9a902bacd33bfa
SHA1 hash:
52113f1382e90bc2a06f654c652116dd00e3002d
Link:
https://www.unpac.me/results/0d09bfea-bb01-47ec-be40-6d5a2a2be38c/
SH256 hash:
8ffab91769a6ff3e57f1c5b26f580e0fe41e6dfe5cf05154dbcb77f181508d49
MD5 hash:
7d64ba2ffbb9df61620ddd934eb8d8c5
SHA1 hash:
a158e73747d2f6acdf17dc18494a94b3b1899cb8
Link:
https://www.unpac.me/results/0d09bfea-bb01-47ec-be40-6d5a2a2be38c/
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/8ffab91769a6ff3e57f1c5b26f580e0fe41e6dfe5cf05154dbcb77f181508d49

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/386322/

Comments