gcleaner | efe6d23dab9287853c24e6b98de149234deb5159819bee15dbec1bf6ea92b2d0 | Triage

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Overview

overview

Static

static

3

efe6d23dab...d0.exe

windows7-x64

efe6d23dab...d0.exe

windows10-2004-x64

Sharing

General

Target

efe6d23dab9287853c24e6b98de149234deb5159819bee15dbec1bf6ea92b2d0
Size

1.8MB
Sample

241231-nks22azrbn
MD5

c44bd9eef3801920db5a7848312d6e77
SHA1

ef46fd880792edaf7185a4d7911dcfa4786330ae
SHA256

efe6d23dab9287853c24e6b98de149234deb5159819bee15dbec1bf6ea92b2d0
SHA512

1c09e18e6f01dc7697ee70c627c2023b03f1421cf726b7e69bda10e9750d5584cb9895735ed25db678c98dedac88da767ded50c7c61b30b391c7ce698cc1ed48
SSDEEP

49152:96pnLxr7C+pLHxWsH0nxtCOzLlVHJ6BIA2A:96nC+tHx3oxsmLZ6S

Score

10^/10

gcleaner discovery evasion loader

Static task

static1

1 signatures

Behavioral task

behavioral1

Sample

efe6d23dab9287853c24e6b98de149234deb5159819bee15dbec1bf6ea92b2d0.exe

Resource

win7-20241023-en

gcleaner discovery evasion loader

windows7-x64

11 signatures

150 seconds

Behavioral task

behavioral2

Sample

efe6d23dab9287853c24e6b98de149234deb5159819bee15dbec1bf6ea92b2d0.exe

Resource

win10v2004-20241007-en

gcleaner discovery evasion loader

windows10-2004-x64

11 signatures

150 seconds

Malware Config

Targets

- Target
  
  efe6d23dab9287853c24e6b98de149234deb5159819bee15dbec1bf6ea92b2d0
- Size
  
  1.8MB
- MD5
  
  c44bd9eef3801920db5a7848312d6e77
- SHA1
  
  ef46fd880792edaf7185a4d7911dcfa4786330ae
- SHA256
  
  efe6d23dab9287853c24e6b98de149234deb5159819bee15dbec1bf6ea92b2d0
- SHA512
  
  1c09e18e6f01dc7697ee70c627c2023b03f1421cf726b7e69bda10e9750d5584cb9895735ed25db678c98dedac88da767ded50c7c61b30b391c7ce698cc1ed48
- SSDEEP
  
  49152:96pnLxr7C+pLHxWsH0nxtCOzLlVHJ6BIA2A:96nC+tHx3oxsmLZ6S
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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