MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 f88b778d7c3819667ad835b83140d188c47d6897be4aa0ec7fc8ba16eb5490bd. 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: 16
| SHA256 hash: | f88b778d7c3819667ad835b83140d188c47d6897be4aa0ec7fc8ba16eb5490bd |
|---|---|
| SHA3-384 hash: | d6f847162cfd44197455410647c52e232b6e3722baa19771cd649a98c15f2eb43dd5e0b9ff84eacd44879dee765ca38c |
| SHA1 hash: | d892a79c0ce6e13c7de423044835b6e64a948bf4 |
| MD5 hash: | f7fde7947578965cc58bea9dcf0aaa9c |
| humanhash: | potato-april-zebra-michigan |
| File name: | f7fde7947578965cc58bea9dcf0aaa9c |
| Download: | download sample |
| Signature | GCleaner |
| File size: | 312'320 bytes |
| First seen: | 2023-04-24 05:39:41 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | 83f7b03b4e2f4d598c9968669b5cc91e (3 x Amadey, 3 x Stop, 2 x GCleaner) |
| ssdeep | 3072:qOGy3s8ny3sfXz4GlXSwmjhJA6IuJ8AqXrkydWaqSx53tKe4KTFhZOrV:JGShcsfszVh7IuJnqX3dJbtKePYr |
| Threatray | 6'481 similar samples on MalwareBazaar |
| TLSH | T18D64F151BCE1DC76E97A317488378A962A7FBCD10A158946B2BC378B6D323C15E31387 |
| TrID | 37.3% (.EXE) Win64 Executable (generic) (10523/12/4) 17.8% (.EXE) Win16 NE executable (generic) (5038/12/1) 16.0% (.EXE) Win32 Executable (generic) (4505/5/1) 7.3% (.ICL) Windows Icons Library (generic) (2059/9) 7.2% (.EXE) OS/2 Executable (generic) (2029/13) |
| File icon (PE): |  |
| dhash icon | 36f0e8e8e8e8e032 (1 x GCleaner) |
| Reporter |  zbetcheckin |
| Tags: | 32 exe gcleaner |
Intelligence
File Origin
# of uploads :
1
# of downloads :
509
Origin country :
FRVendor Threat Intelligence
Malware family:
stop
ID:
1
File name:
f7fde7947578965cc58bea9dcf0aaa9c
Verdict:
Malicious activity
Analysis date:
2023-04-24 05:41:52 UTC
Tags:
loader ransomware stop gcleaner stealer vidar trojan opendir cryptbot
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Nymaim
Result
Verdict:
Clean
Maliciousness:
Behaviour
Searching for the window
Searching for synchronization primitives
Launching the default Windows debugger (dwwin.exe)
Result
Malware family:
n/a
Score:
9/10
Tags:
n/a
Behaviour
MalwareBazaar
SystemUptime
CPUID_Instruction
MeasuringTime
EvasionGetTickCount
CheckCmdLine
EvasionQueryPerformanceCounter
Verdict:
Suspicious
Threat level:
5/10
Confidence:
100%
Tags:
greyware packed
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
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.
Malware family:
Generic Malware
Verdict:
Malicious
Result
Threat name:
Nymaim
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Signature
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 sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for submitted file
Yara detected Nymaim
Behaviour
Behavior Graph:
Threat name:
Win32.Ransomware.StopCrypt
Status:
Malicious
First seen:
2023-04-23 05:53:47 UTC
File Type:
PE (Exe)
Extracted files:
25
AV detection:
22 of 24 (91.67%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Similar samples:
+ 6'471 additional samples on MalwareBazaar
Result
Malware family:
gcleaner
Score:
10/10
Tags:
family:gcleaner loader
Behaviour
Kills process with taskkill
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
Checks computer location settings
Deletes itself
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:
df6cb15b95538d0e7598c8d1642a0c1087ac05d2a43cf7f185038c916ffdafac
MD5 hash:
dee3299fa1f6e024e8a80b55b88778d6
SHA1 hash:
4583c0559136037e81e9a71f572850915edaaad0
Detections:
Nymaim
win_nymaim_g0
win_gcleaner_w0
win_gcleaner_auto
SH256 hash:
f88b778d7c3819667ad835b83140d188c47d6897be4aa0ec7fc8ba16eb5490bd
MD5 hash:
f7fde7947578965cc58bea9dcf0aaa9c
SHA1 hash:
d892a79c0ce6e13c7de423044835b6e64a948bf4
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: | pdb_YARAify |
|---|---|
| Author: | @wowabiy314 |
| Description: | PDB |
| Rule name: | Windows_Trojan_Smokeloader_3687686f |
|---|---|
| Author: | Elastic Security |
| Rule name: | win_gcleaner_auto |
|---|---|
| Author: | Felix Bilstein - yara-signator at cocacoding dot com |
| Description: | Detects win.gcleaner. |
| Rule name: | win_gcleaner_de41 |
|---|---|
| Author: | Johannes Bader |
| Description: | detects GCleaner |
| Rule name: | win_gcleaner_w0 |
|---|---|
| Author: | Johannes Bader @viql |
| Description: | detects GCleaner |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
Web download
Delivery method
Distributed via web download
Comments
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