MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 49377a31ee078586b1fbba9360819b9e46aaa1276848c2565c102869741752b9. 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: 14
| SHA256 hash: | 49377a31ee078586b1fbba9360819b9e46aaa1276848c2565c102869741752b9 |
|---|---|
| SHA3-384 hash: | 7b9aa18986bf5120b76846eedf7fe330973f73cce8735a7b1b979fc546009848c39fe0ca450a043bc1970a89f7ca6d8c |
| SHA1 hash: | ea2234d0418ac4bc26e146b6d5e963c34f7b452f |
| MD5 hash: | 82bfcfc2f5568952b8669b905ddc1e0a |
| humanhash: | three-may-thirteen-maryland |
| File name: | file |
| Download: | download sample |
| Signature | GCleaner |
| File size: | 3'349'762 bytes |
| First seen: | 2023-02-15 07:47:15 UTC |
| Last seen: | 2023-02-15 08:29:22 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | 884310b1928934402ea6fec1dbd3cf5e (3'725 x GCleaner, 3'446 x Socks5Systemz, 262 x RaccoonStealer) |
| ssdeep | 49152:rdHJX/nFnQ/OFKIhBALDIkkxNd0nEokZH4lBqYDolcE/1VyLl1lD56YjD8oLCgvV:JHBnFnQgeDIkkenEJBMRDMwl71ugv2MR |
| TLSH | T1DAF5127D7245C5ADC280BEB4CD3A94EB4CE62DE3E8D4A16270D97F3F627D1488A0A147 |
| 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 | 14b0b0fceeaa3b18 (363 x GCleaner) |
| Reporter |  andretavare5 |
| Tags: | exe gcleaner |
Intelligence
File Origin
# of uploads :
13
# of downloads :
219
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
file
Verdict:
Malicious activity
Analysis date:
2023-02-15 07:50:52 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
Creating a file in the %AppData% subdirectories
Sending an HTTP GET request
Running batch commands
Creating a process with a hidden window
Using the Windows Management Instrumentation requests
Launching a process
Launching a tool to kill processes
Result
Malware family:
n/a
Score:
5/10
Tags:
n/a
Behaviour
MalwareBazaar
CheckCmdLine
Verdict:
Suspicious
Threat level:
5/10
Confidence:
100%
Tags:
greyware installer overlay packed shell32.dll
Verdict:
Malicious
Labled as:
Downloader/BeamWinHTTP
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:
Nymaim
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Behaviour
Behavior Graph:
n/a
Threat name:
Win32.Trojan.Generic
Status:
Suspicious
First seen:
2023-02-15 07:48:09 UTC
File Type:
PE (Exe)
Extracted files:
5
AV detection:
13 of 39 (33.33%)
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
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
45.12.253.72
45.12.253.98
45.12.253.75
Unpacked files
SH256 hash:
bf254fd509e306594d3f0dc0d60142f0ce18df7fe6148c7d8e89374b3b1907cc
MD5 hash:
15819db8c72360d6d41e296bec9cf8ec
SHA1 hash:
7163d965120cb470a80c7d0beb5a8edbf84c27b5
Detections:
win_nymaim_g0
Nymaim
win_gcleaner_auto
SH256 hash:
7d14c249902273b876628c487f2f480a031e67386487b06bdc7a2a4cbdd70e32
MD5 hash:
075e94d29e036d78f1fe18065c536b80
SHA1 hash:
aedbf6539d1ffb323cdff051fb077f29b19f6d89
SH256 hash:
875e4f138ff8a571d887037705025a67fed32fff3f951efbd609422168a11f10
MD5 hash:
82b12dd5850bd5b132deb9237c59e6a2
SHA1 hash:
981e12fec7c2e1555575ff232d1d37f4320d8611
SH256 hash:
6d87f0a7ee38875234467dacf91b3458b3e57acf3eb23e9a16bfd3de70261638
MD5 hash:
e2e0b6451564343bfa2019f68c3ad471
SHA1 hash:
42b28ac1c8f243eb8431322d0e3b06585fc19feb
SH256 hash:
49377a31ee078586b1fbba9360819b9e46aaa1276848c2565c102869741752b9
MD5 hash:
82bfcfc2f5568952b8669b905ddc1e0a
SHA1 hash:
ea2234d0418ac4bc26e146b6d5e963c34f7b452f
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
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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