gcleaner | 29313e3e27979a7e98c7a525438106f72c31b994e602809e4ca366584b7fe781 | Triage

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Overview

overview

Static

static

3

29313e3e27...81.exe

windows7-x64

29313e3e27...81.exe

windows10-2004-x64

Sharing

General

Target

29313e3e27979a7e98c7a525438106f72c31b994e602809e4ca366584b7fe781
Size

1.9MB
Sample

250101-zzqq1awqhp
MD5

021f5fd92b5c8e07186d5ffc8b972417
SHA1

099fc288b00c0ad358a4790adb3e8c884a5bcee1
SHA256

29313e3e27979a7e98c7a525438106f72c31b994e602809e4ca366584b7fe781
SHA512

00738f811bbc5fe35852897260f39a072aa7cdab52245ec8375c487b43554885c610174ec6b05885b5b1a248559c5a575dbca522854d9f165e3ba82a73f1fc39
SSDEEP

49152:jwPLs5Cf2G4/2yPELN12zC72yuY7+uUlPzujDCp3c:szs5C+/B8x1wuUlPzS

Score

10^/10

gcleaner discovery evasion loader

Static task

static1

1 signatures

Behavioral task

behavioral1

Sample

29313e3e27979a7e98c7a525438106f72c31b994e602809e4ca366584b7fe781.exe

Resource

win7-20241023-en

gcleaner discovery evasion loader

windows7-x64

11 signatures

150 seconds

Behavioral task

behavioral2

Sample

29313e3e27979a7e98c7a525438106f72c31b994e602809e4ca366584b7fe781.exe

Resource

win10v2004-20241007-en

gcleaner discovery evasion loader

windows10-2004-x64

11 signatures

150 seconds

Malware Config

Targets

- Target
  
  29313e3e27979a7e98c7a525438106f72c31b994e602809e4ca366584b7fe781
- Size
  
  1.9MB
- MD5
  
  021f5fd92b5c8e07186d5ffc8b972417
- SHA1
  
  099fc288b00c0ad358a4790adb3e8c884a5bcee1
- SHA256
  
  29313e3e27979a7e98c7a525438106f72c31b994e602809e4ca366584b7fe781
- SHA512
  
  00738f811bbc5fe35852897260f39a072aa7cdab52245ec8375c487b43554885c610174ec6b05885b5b1a248559c5a575dbca522854d9f165e3ba82a73f1fc39
- SSDEEP
  
  49152:jwPLs5Cf2G4/2yPELN12zC72yuY7+uUlPzujDCp3c:szs5C+/B8x1wuUlPzS
Score

10^/10

gcleaner discovery evasion 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)
  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.
  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

gcleanerdiscoveryevasionloader

behavioral2

gcleanerdiscoveryevasionloader

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