MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 042b37d79a4c2719eeae4c0ae042deb36b2bfd6312ee85809941db904195ca31. 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 5 File information Comments

SHA256 hash:	042b37d79a4c2719eeae4c0ae042deb36b2bfd6312ee85809941db904195ca31
SHA3-384 hash:	0bbe2f6b057162db75971170e1578d038ab8bea327711d614f65e07935bd07d835a1774506557f9c666d70801ae70afd
SHA1 hash:	9d737c48fb40f49c8021ef4d51922ce72c08f2b6
MD5 hash:	cd61ca043e07aa5f3ca99d7a579f4dba
humanhash:	coffee-sixteen-coffee-romeo
File name:	random.exe
Download:	download sample
Signature	GCleaner Create hunting rule
File size:	4'355'584 bytes
First seen:	2025-05-04 17:43:14 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	2eabe9054cad5152567f0699947a2c5b (2'852 x LummaStealer, 1'312 x Stealc, 1'026 x Healer)
ssdeep	98304:7mXvvJqkQNbPxrqO3onTn2nCQBaGbRGTcnADku7TyhDrJ:qnkbbPxrN4jabRGTcncTyhn
TLSH	T17C163332E930D87CDC8A1E79CC75E99673758E4132EA0486C3AFE2D117972F962934B1
TrID	35.7% (.EXE) Win32 Executable (generic) (4504/4/1) 16.4% (.EXE) Win16/32 Executable Delphi generic (2072/23) 16.0% (.EXE) OS/2 Executable (generic) (2029/13) 15.8% (.EXE) Generic Win/DOS Executable (2002/3) 15.8% (.EXE) DOS Executable Generic (2000/1)
Magika	pebin
Reporter	abuse_ch
Tags:	exe gcleaner

Intelligence

File Origin

# of uploads :

# of downloads :

387

Origin country :

Vendor Threat Intelligence

Malware family:

n/a

ID:

File name:

random.exe

Verdict:

Malicious activity

Analysis date:

2025-05-04 18:28:46 UTC

Tags:

themida delphi auto generic gcleaner loader telegram lumma stealer inno installer

Link:

https://app.any.run/tasks/286d966f-c551-4352-a56d-6a044f486b54

Note:

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

Detection(s):

SecuriteInfo.com.Trojan.Lumma-1.UNOFFICIAL

Verdict:

Malicious

Score:

99.9%

Link:

https://cyber-fortress.com/docs/result/index.php?id=6817a92a432e243ac3e4006d

Tags:

cobalt emotet

Result

Verdict:

Malware

Maliciousness:

Behaviour

Сreating synchronization primitives

Searching for analyzing tools

Searching for the window

Creating a window

Using the Windows Management Instrumentation requests

Creating a file in the %temp% directory

Creating a process from a recently created file

DNS request

Connection attempt

Unauthorized injection to a recently created process

Unauthorized injection to a recently created process by context flags manipulation

Verdict:

Likely Malicious

Threat level:

7.5/10

Confidence:

100%

Tags:

borland_delphi packed packed packer_detected

Link:

https://www.filescan.io/uploads/6817a7440b64e174c416d870/reports/2f2a7357-36b5-4a1e-a852-ad0ec7ef99cf/overview

Verdict:

Malicious

Labled as:

Zusy.Generic

Link:

https://www.hybrid-analysis.com/sample/042b37d79a4c2719eeae4c0ae042deb36b2bfd6312ee85809941db904195ca31

Verdict:

Unknown

Link:

https://analyze.intezer.com/analyses/a552acd5-91cd-4e0a-82e5-e921d8914aa4

Result

Threat name:

CryptOne

Detection:

malicious

Classification:

troj.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1680920

Signature

Allocates memory in foreign processes

Detected unpacking (changes PE section rights)

Hides threads from debuggers

Injects a PE file into a foreign processes

Joe Sandbox ML detected suspicious sample

Multi AV Scanner detection for submitted file

PE file contains section with special chars

Potentially malicious time measurement code found

Sample uses process hollowing technique

Tries to detect process monitoring tools (Task Manager, Process Explorer etc.)

Tries to detect sandboxes / dynamic malware analysis system (registry check)

Tries to detect sandboxes and other dynamic analysis tools (window names)

Tries to detect virtualization through RDTSC time measurements

Tries to evade debugger and weak emulator (self modifying code)

Writes to foreign memory regions

Yara detected CryptOne packer

Behaviour

Behavior Graph:

Download SVG

Score:

99%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/042b37d79a4c2719eeae4c0ae042deb36b2bfd6312ee85809941db904195ca31

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/042b37d79a4c2719eeae4c0ae042deb36b2bfd6312ee85809941db904195ca31/

Threat name:

Win32.Infostealer.Tinba

Status:

Malicious

First seen:

2025-05-04 11:25:54 UTC

File Type:

PE (Exe)

Extracted files:

AV detection:

21 of 24 (87.50%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=aqvtpv42jqtrt3vojqfoaqw6wnvsx7ldclxilaezihnzaqmvziyq._file

Result

Malware family:

gcleaner

Score:

10/10

Tags:

family:gcleaner defense_evasion discovery loader

Link:

https://tria.ge/reports/250504-wasmhsbm7t/

Behaviour

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

Enumerates physical storage devices

System Location Discovery: System Language Discovery

Suspicious use of NtSetInformationThreadHideFromDebugger

Suspicious use of SetThreadContext

Checks BIOS information in registry

Executes dropped EXE

Identifies Wine through registry keys

Downloads MZ/PE file

Identifies VirtualBox via ACPI registry values (likely anti-VM)

GCleaner

Gcleaner family

Malware Config

C2 Extraction:

45.91.200.135

Verdict:

Suspicious

Tags:

n/a

YARA:

n/a

Link:

https://app.threat.zone/submission/214c1708-45b9-4e76-af44-d37d70b3518b

Unpacked files

SH256 hash:

2cfcf2710ffd81691aebf092f307d8d2ed549a24b9d3740c564be7e28263224d

MD5 hash:

84e002fb6f0c3fdc34e58a9d2c0c170e

SHA1 hash:

0a0d3121e638c6826536748b57efcae39c8abb15

Detections:

GCleaner

Link:

https://www.unpac.me/results/c381745d-81ee-4332-883f-064e1465ed1b/

SH256 hash:

042b37d79a4c2719eeae4c0ae042deb36b2bfd6312ee85809941db904195ca31

MD5 hash:

cd61ca043e07aa5f3ca99d7a579f4dba

SHA1 hash:

9d737c48fb40f49c8021ef4d51922ce72c08f2b6

Link:

https://www.unpac.me/results/c381745d-81ee-4332-883f-064e1465ed1b/

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/042b37d79a4c2719eeae4c0ae042deb36b2bfd6312ee85809941db904195ca31

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:	Borland Create hunting rule
Author:	malware-lu

Rule name:	pe_detect_tls_callbacks Create hunting rule

Rule name:	Sus_Obf_Enc_Spoof_Hide_PE Create hunting rule
Author:	XiAnzheng
Description:	Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)

Rule name:	vmdetect Create hunting rule
Author:	nex
Description:	Possibly employs anti-virtualization techniques

File information

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

Web download

GCleaner

exe 042b37d79a4c2719eeae4c0ae042deb36b2bfd6312ee85809941db904195ca31

(this sample)

URLhaus

https://urlhaus.abuse.ch/url/3532655/

Delivery method

Distributed via web download

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_NX	Missing Non-Executable Memory Protection	critical
CHECK_PIE	Missing Position-Independent Executable (PIE) Protection	high

Comments

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