gcleaner | 20d9f49b5a3fb610fb8d125f5c1ebc686c66640e1db2b65a1dd088679e94e7c4 | Triage

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Reports

Overview

overview

Static

static

3

20d9f49b5a...c4.exe

windows7-x64

20d9f49b5a...c4.exe

windows10-2004-x64

Sharing

General

Target

20d9f49b5a3fb610fb8d125f5c1ebc686c66640e1db2b65a1dd088679e94e7c4
Size

1.8MB
Sample

250126-gjc6vsvngm
MD5

debf7fc785e1b45ca4f046ea21e74296
SHA1

a66d0a8a3cc5159fb6db5c2e696753e3307f9cb2
SHA256

20d9f49b5a3fb610fb8d125f5c1ebc686c66640e1db2b65a1dd088679e94e7c4
SHA512

001c737e6428ef0b54b6a8197718fb7b004a4cab8c9cbf2ba75f094869ccbb1d6da4593c1b6d28157bc6df40b5c88c2cdf97f42203b363069b602d92de7b4eba
SSDEEP

24576:IYFWsBNWa8EXKBEA/R9DOzbP5Wwov59fbF0mVg8ht2rrJ2DJV61V8JD48lbjSXJp:I4BMUm65Jo/fbKkxhQrrGVRyxljl

Score

10^/10

gcleaner defense_evasion discovery loader

Static task

static1

1 signatures

Behavioral task

behavioral1

Sample

20d9f49b5a3fb610fb8d125f5c1ebc686c66640e1db2b65a1dd088679e94e7c4.exe

Resource

win7-20240903-en

gcleaner defense_evasion discovery loader

windows7-x64

11 signatures

150 seconds

Behavioral task

behavioral2

Sample

20d9f49b5a3fb610fb8d125f5c1ebc686c66640e1db2b65a1dd088679e94e7c4.exe

Resource

win10v2004-20241007-en

gcleaner defense_evasion discovery loader

windows10-2004-x64

11 signatures

150 seconds

Malware Config

Targets

- Target
  
  20d9f49b5a3fb610fb8d125f5c1ebc686c66640e1db2b65a1dd088679e94e7c4
- Size
  
  1.8MB
- MD5
  
  debf7fc785e1b45ca4f046ea21e74296
- SHA1
  
  a66d0a8a3cc5159fb6db5c2e696753e3307f9cb2
- SHA256
  
  20d9f49b5a3fb610fb8d125f5c1ebc686c66640e1db2b65a1dd088679e94e7c4
- SHA512
  
  001c737e6428ef0b54b6a8197718fb7b004a4cab8c9cbf2ba75f094869ccbb1d6da4593c1b6d28157bc6df40b5c88c2cdf97f42203b363069b602d92de7b4eba
- SSDEEP
  
  24576:IYFWsBNWa8EXKBEA/R9DOzbP5Wwov59fbF0mVg8ht2rrJ2DJV61V8JD48lbjSXJp:I4BMUm65Jo/fbKkxhQrrGVRyxljl
Score

10^/10

gcleaner defense_evasion discovery loader
- GCleaner
  GCleaner is a Pay-Per-Install malware loader first discovered in early 2019.
  loader gcleaner
- Gcleaner family
  gcleaner
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
  defense_evasion
- Downloads MZ/PE file
- Checks BIOS information in registry
  BIOS information is often read in order to detect sandboxing environments.
- Identifies Wine through registry keys
  Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.
  defense_evasion
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
behavioral1 behavioral2

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

Credential Access

Discovery

Query Registry

System Information Discovery

System Location Discovery

System Language Discovery

Virtualization/Sandbox Evasion

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks

static1

behavioral1

gcleanerdefense_evasiondiscoveryloader

behavioral2

gcleanerdefense_evasiondiscoveryloader

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