MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a9f02f4197438a00803cc5797895b65016c05c310a306d3b52ffe7c8b0643893. 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


Intelligence 14 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a9f02f4197438a00803cc5797895b65016c05c310a306d3b52ffe7c8b0643893
SHA3-384 hash: 4c7a408ee926bfa0858c37560434d8cbef4fc0e701584dfb76dcbfa254513f5d37854b2a936cc1a002f8228b067c446a
SHA1 hash: a87c9617638c5b0800a771cc9b743c2d31c605db
MD5 hash: 87ab999411c98cd71165d80cc28ccdf7
humanhash: jersey-asparagus-sweet-yellow
File name:file
Download: download sample
Signature GCleaner
Create hunting rule
File size:1'861'112 bytes
First seen:2023-03-27 04:55:27 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 49152:EGlJfs0l7JOzFt98Uyz/oE0xpma7SYtqfAms4KE5dlLYp:5H7KFtCz/o18aGYt6AmhPYp
Threatray 2'167 similar samples on MalwareBazaar
TLSH T154853305E2C24C30E8F75D707F620619C34AB3A15ABD21D9F46E8BCEAF1A11E496F746
TrID 50.3% (.EXE) Win32 Executable PowerBASIC/Win 9.x (148303/79/28)
37.2% (.EXE) Inno Setup installer (109740/4/30)
4.8% (.EXE) Win32 Executable Delphi generic (14182/79/4)
2.2% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
1.5% (.EXE) Win32 Executable (generic) (4505/5/1)
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 :
264
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
file
Verdict:
Malicious activity
Analysis date:
2023-03-27 04:57:16 UTC
Tags:
installer gcleaner
Link:
https://app.any.run/tasks/c393a2f8-8a56-4124-9894-c10132940a5a

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/377701/
Detection(s):
SecuriteInfo.com.TR.Spy.KGBSpy.1.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
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 process
Launching a tool to kill processes
Result
Malware family:
n/a
Score:
  5/10
Tags:
n/a
Link:
https://dragonfly.certego.net/analysis/75107/overview
Behaviour
MalwareBazaar
CheckCmdLine
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
greyware installer overlay packed packed shell32.dll
Link:
https://www.filescan.io/uploads/642121e29c109cf74b2ffc1a/reports/f7d9265b-3b10-4374-bdd2-fb83bcc40e60/overview
Verdict:
Malicious
Labled as:
HEUR/AGEN.1332570
Link:
https://www.hybrid-analysis.com/sample/a9f02f4197438a00803cc5797895b65016c05c310a306d3b52ffe7c8b0643893
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/2669fb45-06ce-4be1-bc2c-b5e22b8156a3
Result
Threat name:
Nymaim
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1202399
Signature
Antivirus / Scanner detection for submitted sample
C2 URLs / IPs found in malware configuration
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Found stalling execution ending in API Sleep call
Machine Learning detection for dropped file
Multi AV Scanner detection for dropped file
Snort IDS alert for network traffic
Yara detected Nymaim
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/a9f02f4197438a00803cc5797895b65016c05c310a306d3b52ffe7c8b0643893/
Threat name:
Win32.Trojan.Generic
Create hunting rule
Status:
Suspicious
First seen:
2023-03-27 04:56:07 UTC
File Type:
PE (Exe)
Extracted files:
4
AV detection:
7 of 24 (29.17%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=vhyc6qmxiofabab4yv4xrfnwkalmaxbrbiyg2o2s77t4rmdehcjq._file
Verdict:
malicious
Similar samples:
665687b64c26cd4019dd0e43415dd4978c2ed59c7c897462f3cd64c4920e380b
GCleaner
72238987f1f659c6e41a74a077ea43fd07d6709be29e1f20546ba6f9ebeccc1a
GCleaner
83660b75c4e4dc6041398055ea66a6815b0b8144551aa4d45fda83c05dba9277
GCleaner
84cc827150e0aeb82f1e7b4abd98332c49b45be6ac8f4df9fbd516633c452d0f
GCleaner
8a58ec8781e8b2835a2d33a6a4412b4ce0674be037eba31a55c8cefe56c903c1
GCleaner
a41e45e14795bb60ef20aa47780ddd8cdc491e7e23c16594a7af91c4f3e817cd
GCleaner
db1800a95c8908bb39c03543f8ee553b838df5065c1195447f82c8305e1754c3
GCleaner
f9757bc4b64757aade6871dbdcb59d64ad51a7dee7f30834e27c6bda5f3b201a
GCleaner
+ 2'157 additional samples on MalwareBazaar
Result
Malware family:
gcleaner
Create hunting rule
Score:
  10/10
Tags:
family:gcleaner discovery loader
Link:
https://tria.ge/reports/230327-fkn43sdg4w/
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:
1b1813fc9621736508bcab509f50e4621b529f351945b463b6ad12cfb0495cf3
MD5 hash:
a123bf9014968262418412efd492b275
SHA1 hash:
5ea1161bd11c3f7f227843355a0978be40053121
Detections:
Nymaim
Create hunting rule
win_nymaim_g0
Create hunting rule
win_gcleaner_auto
Create hunting rule
Link:
https://www.unpac.me/results/0eb0cdc3-7313-4715-9eaf-1a684e8a656b/
SH256 hash:
dd668bdd6cdc00ab764bcc4324dfc19a58d7ae26a611ab7f94d07f630af02a8a
MD5 hash:
d0734bc8fdf40ecc1cbb748f589c7474
SHA1 hash:
c16d48735c5d8a54b01b1e73d45584cbc0768ce9
Link:
https://www.unpac.me/results/0eb0cdc3-7313-4715-9eaf-1a684e8a656b/
SH256 hash:
a9f02f4197438a00803cc5797895b65016c05c310a306d3b52ffe7c8b0643893
MD5 hash:
87ab999411c98cd71165d80cc28ccdf7
SHA1 hash:
a87c9617638c5b0800a771cc9b743c2d31c605db
Link:
https://www.unpac.me/results/0eb0cdc3-7313-4715-9eaf-1a684e8a656b/
Malware family:
RedLine.E
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/a9f02f419743/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.98
Link:
https://yomi.yoroi.company/submissions/a9f02f4197438a00803cc5797895b65016c05c310a306d3b52ffe7c8b0643893

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
  
URLhaus
https://urlhaus.abuse.ch/url/2509470/
Cape
Cape
https://www.capesandbox.com/analysis/377701/

Comments