MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 427fa74998261c9c5c403812a888d1067273dea4f34ddfb885a7daf6933ff151. 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
| SHA256 hash: | 427fa74998261c9c5c403812a888d1067273dea4f34ddfb885a7daf6933ff151 |
|---|---|
| SHA3-384 hash: | 5fa6edc480c95996d90d4b50fb0997a8549e0bfb22417b028ff2a76113617b619b4a007734591b0634b35a8b1c86bd91 |
| SHA1 hash: | 0917733fb80461982ade0ce805b8915c99c92e4f |
| MD5 hash: | 2e4cce20935128f2155a4a21aaa1ef7a |
| humanhash: | victor-september-ohio-alanine |
| File name: | file |
| Download: | download sample |
| Signature | GCleaner |
| File size: | 1'948'261 bytes |
| First seen: | 2023-01-27 13:45:11 UTC |
| Last seen: | 2023-01-27 14:13:52 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | 884310b1928934402ea6fec1dbd3cf5e (3'725 x GCleaner, 3'445 x Socks5Systemz, 262 x RaccoonStealer) |
| ssdeep | 49152:okug+natAL6CMpAfS2omaG6b+ofkboADLCgv2MR:hug+8AG6S2KcoAHv2MR |
| TLSH | T17D95338AA48586B6F8B688B71D71DA40FF776DC3703E01007705678E1EB61E06C76BAD |
| TrID | 78.6% (.EXE) Inno Setup installer (109740/4/30) 10.1% (.EXE) Win32 Executable Delphi generic (14182/79/4) 3.2% (.EXE) Win32 Executable (generic) (4505/5/1) 2.1% (.MZP) WinArchiver Mountable compressed Archive (3000/1) 1.4% (.EXE) Win16/32 Executable Delphi generic (2072/23) |
| File icon (PE): |  |
| dhash icon | 71f0e0ccccf0f0f0 (204 x GCleaner) |
| Reporter |  andretavare5 |
| Tags: | exe gcleaner |
Intelligence
File Origin
# of uploads :
13
# of downloads :
200
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
file
Verdict:
Malicious activity
Analysis date:
2023-01-27 13:46:15 UTC
Tags:
installer
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Nymaim
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
DNS request
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 tool to kill processes
Result
Malware family:
n/a
Score:
5/10
Tags:
n/a
Behaviour
MalwareBazaar
CheckCmdLine
Verdict:
No Threat
Threat level:
2/10
Confidence:
100%
Tags:
greyware overlay packed shell32.dll
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
Result
Threat name:
Unknown
Detection:
malicious
Classification:
n/a
Score:
56 / 100
Signature
Machine Learning detection for dropped file
Multi AV Scanner detection for submitted file
Obfuscated command line found
Behaviour
Behavior Graph:
Threat name:
Win32.Trojan.Privateloader
Status:
Malicious
First seen:
2023-01-27 13:46:08 UTC
File Type:
PE (Exe)
Extracted files:
4
AV detection:
15 of 26 (57.69%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Result
Malware family:
gcleaner
Score:
10/10
Tags:
family:gcleaner discovery loader
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
GCleaner
Malware Config
C2 Extraction:
45.12.253.56
45.12.253.72
45.12.253.98
45.12.253.75
45.12.253.72
45.12.253.98
45.12.253.75
Unpacked files
SH256 hash:
00e5f918af5e9b2d8663329760b34f1a1fdae3e688b51a424cf9ef5e1e1ee0fa
MD5 hash:
7f2293c47a0d379f90511e859ddbde5e
SHA1 hash:
1fe458959d7ce3f14d1ee89c0a9094722f06a885
Detections:
win_nymaim_g0
Nymaim
win_gcleaner_auto
SH256 hash:
77c2790497b784b86b8f3b094ef717436b6cfb4790fcf9b20c274d8761aea1ec
MD5 hash:
31a3df89bde1e4a54372a79b6739813a
SHA1 hash:
6680648c8ebe657fa1cbb13eed37adc8ee025cd5
SH256 hash:
427fa74998261c9c5c403812a888d1067273dea4f34ddfb885a7daf6933ff151
MD5 hash:
2e4cce20935128f2155a4a21aaa1ef7a
SHA1 hash:
0917733fb80461982ade0ce805b8915c99c92e4f
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.98
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 |
|---|---|
| Author: | The DFIR Report |
| Description: | files - file ~tmp01925d3f.exe |
| Reference: | https://thedfirreport.com |
| Rule name: | shellcode |
|---|---|
| Author: | nex |
| Description: | Matched shellcode byte patterns |
| Rule name: | win_gcleaner_auto |
|---|---|
| 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
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