MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 89cfbdb9bb8613b4d86426bc61d463ae29759690b567bc276cd0dc21a501a629. 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: 15

Intelligence 15 IOCs YARA 5 File information Comments 1

SHA256 hash:	89cfbdb9bb8613b4d86426bc61d463ae29759690b567bc276cd0dc21a501a629
SHA3-384 hash:	eecd8d92220646cf76a4fb7887bf903bf233ef3cb3f85eadd4e49ac6e4a79c336b9e3e5d9cb09cffea9783746523ebfe
SHA1 hash:	e2988c96e704dff7d014fe07d338fba1d950606f
MD5 hash:	d4b94a173c3eacbb022ccbaba87776be
humanhash:	table-hot-beer-jig
File name:	d4b94a173c3eacbb022ccbaba87776be
Download:	download sample
Signature	GCleaner Create hunting rule
File size:	274'432 bytes
First seen:	2024-05-18 18:55:14 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	188c11f7bff9fa29446836e960fcdff7 (1 x GCleaner)
ssdeep	3072:AsI+xXnB+elCdDz/Iyp9YoBNuswQMrGh5EHFSOdz09aCm5tlIOCX:c+qVdnz9YYksrMqGUOdoQpO
Threatray	44 similar samples on MalwareBazaar
TLSH	T1F5449D01A6A1BC21DF0A47728A1AC6F42E1EFD715FB9A65F7258FE2F15732E1D212301
TrID	42.0% (.EXE) InstallShield setup (43053/19/16) 30.4% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13) 10.2% (.EXE) Win64 Executable (generic) (10523/12/4) 4.9% (.EXE) Win16 NE executable (generic) (5038/12/1) 4.3% (.EXE) Win32 Executable (generic) (4504/4/1)
File icon (PE):
dhash icon	2260c482d0f03218 (1 x GCleaner)
Reporter	zbetcheckin
Tags:	32 exe gcleaner

Intelligence

File Origin

# of uploads :

# of downloads :

442

Origin country :

Vendor Threat Intelligence

Malware family:

phorpiex

ID:

File name:

89cfbdb9bb8613b4d86426bc61d463ae29759690b567bc276cd0dc21a501a629.bin.exe

Verdict:

Malicious activity

Analysis date:

2024-05-17 18:54:42 UTC

Tags:

gcleaner loader opendir phorpiex

Link:

https://app.any.run/tasks/4396815e-1a16-4db0-b679-0e3675ffff7a

Note:

ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample

Detection(s):

Win.Packed.Fareit-10030127-0

Gathering data

Result

Verdict:

Malware

Maliciousness:

Behaviour

Searching for the window

Searching for synchronization primitives

Launching the default Windows debugger (dwwin.exe)

Sending an HTTP GET request to an infection source

Сreating synchronization primitives

Running batch commands

Creating a process with a hidden window

Using the Windows Management Instrumentation requests

Connection attempt to an infection source

Launching a tool to kill processes

Verdict:

Malicious

Threat level:

10/10

Confidence:

100%

Tags:

fingerprint xpack

Link:

https://www.filescan.io/uploads/6648f9cabc04dffa921fe4e9/reports/5b156ee5-883a-4e91-af05-a35218870c1e/overview

Verdict:

Malicious

Labled as:

Malware

Link:

https://www.hybrid-analysis.com/sample/89cfbdb9bb8613b4d86426bc61d463ae29759690b567bc276cd0dc21a501a629

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.

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/2dfc2951-5dc9-4fa9-8ea3-e4895637ee3e

Score:

100%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/89cfbdb9bb8613b4d86426bc61d463ae29759690b567bc276cd0dc21a501a629

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/89cfbdb9bb8613b4d86426bc61d463ae29759690b567bc276cd0dc21a501a629/

Threat name:

Win32.Trojan.Privateloader

Status:

Malicious

First seen:

2024-05-17 18:22:46 UTC

File Type:

PE (Exe)

Extracted files:

AV detection:

19 of 24 (79.17%)

Threat level:

5/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=rhh33on3qyj3jwdee26gdvddvyuxlfuqwvt3yj3m2docdjibuyuq._file

Verdict:

malicious

GCleaner

114aa6cb595ed49423707788c3a06a79e250d23d0615108cbb3fb5bdd20af5c8

GCleaner

176468f01cd7ca28f666e4b3ffed69b76b4306a6081bed0859c984950d344d83

GCleaner

8b3ee970a1b172952a665247aa5ff590d12d8f4b33c0775573044595df6383c9

GCleaner

ee36bc6d088eefecf233a4592027abfe4934fdd240afd39dc654da60e49b710c

GCleaner

f0a6f13b482273d029a6a8613664c33a8f6381dcf98d2cdc7954bbf161c93f49

GCleaner

+ 34 additional samples on MalwareBazaar

Result

Malware family:

gcleaner

Score:

10/10

Tags:

family:gcleaner loader

Link:

https://tria.ge/reports/240518-xlcacaac71/

Behaviour

Kills process with taskkill

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Enumerates physical storage devices

Program crash

Checks computer location settings

GCleaner

Malware Config

C2 Extraction:

185.172.128.90
5.42.65.64

Unpacked files

SH256 hash:

9c7b9e215019ee60b020594d925e16ba46891fe0c856031dd18f0261917af204

MD5 hash:

3f77b69c60f28f076bd02d531490b300

SHA1 hash:

b2070e496f5b062131c36c1a1ec99b243dada692

Detections:

GCleaner

Link:

https://www.unpac.me/results/17c0a613-7553-46a5-8914-9c4c5bae1a45/

Parent samples :
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SH256 hash:

89cfbdb9bb8613b4d86426bc61d463ae29759690b567bc276cd0dc21a501a629

MD5 hash:

d4b94a173c3eacbb022ccbaba87776be

SHA1 hash:

e2988c96e704dff7d014fe07d338fba1d950606f

Link:

https://www.unpac.me/results/17c0a613-7553-46a5-8914-9c4c5bae1a45/

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/89cfbdb9bb8613b4d86426bc61d463ae29759690b567bc276cd0dc21a501a629

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:	DebuggerCheck__API Create hunting rule
Reference:	https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara

Rule name:	maldoc_find_kernel32_base_method_1 Create hunting rule
Author:	Didier Stevens (https://DidierStevens.com)

Rule name:	Windows_Generic_Threat_97c1a260 Create hunting rule
Author:	Elastic Security

Rule name:	Windows_Trojan_Generic_2993e5a5 Create hunting rule
Author:	Elastic Security

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Web download

GCleaner

exe 89cfbdb9bb8613b4d86426bc61d463ae29759690b567bc276cd0dc21a501a629

(this sample)

Delivery method

Distributed via web download

URLhaus

https://urlhaus.abuse.ch/url/2798339/

URLhaus

https://urlhaus.abuse.ch/url/2798218/

URLhaus

https://urlhaus.abuse.ch/url/2854675/

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings

ID	Title	Severity
CHECK_AUTHENTICODE	Missing Authenticode	high
CHECK_DLL_CHARACTERISTICS	Missing dll Security Characteristics (HIGH_ENTROPY_VA)	high
CHECK_NX	Missing Non-Executable Memory Protection	critical
CHECK_PIE	Missing Position-Independent Executable (PIE) Protection	high

Reviews

ID	Capabilities	Evidence
WIN32_PROCESS_API	Can Create Process and Threads	ADVAPI32.dll::OpenThreadToken KERNEL32.dll::CloseHandle
WIN_BASE_API	Uses Win Base API	KERNEL32.dll::TerminateProcess KERNEL32.dll::SetFirmwareEnvironmentVariableA KERNEL32.dll::LoadLibraryA KERNEL32.dll::GetStartupInfoA KERNEL32.dll::GetCommandLineA
WIN_BASE_EXEC_API	Can Execute other programs	KERNEL32.dll::FlushConsoleInputBuffer KERNEL32.dll::WriteConsoleW KERNEL32.dll::WriteConsoleA KERNEL32.dll::SetConsoleTitleA KERNEL32.dll::SetStdHandle KERNEL32.dll::GetConsoleAliasesW KERNEL32.dll::GetConsoleCP KERNEL32.dll::GetConsoleMode KERNEL32.dll::GetConsoleOutputCP
WIN_BASE_IO_API	Can Create Files	KERNEL32.dll::CreateFileA KERNEL32.dll::GetFileAttributesA
WIN_BASE_USER_API	Retrieves Account Information	KERNEL32.dll::GetComputerNameW
WIN_TIME_API	Can Modify Time	KERNEL32.dll::SetSystemTime

Comments

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zbet commented on 2024-05-18 18:55:15 UTC

url : hxxp://185.172.128.69/batushka/inte.exe