gcleaner | f982286c1a7e8993ea7c95e4f856f61c23351662c42ce9a10242a79c53524de0 | Triage

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Overview

overview

Static

static

3

f982286c1a...e0.exe

windows7-x64

f982286c1a...e0.exe

windows10-2004-x64

Sharing

General

Target

f982286c1a7e8993ea7c95e4f856f61c23351662c42ce9a10242a79c53524de0
Size

1.8MB
Sample

250105-2k2k3axrfv
MD5

f0e6b26c8cec7c056298562673b3bc87
SHA1

0f8763a5d94b1650a09997748c5e271c063806f7
SHA256

f982286c1a7e8993ea7c95e4f856f61c23351662c42ce9a10242a79c53524de0
SHA512

071334443479375a798f1e35f234b86e80b8714406392e4f39ffe71545ea054b184eb1469f879bf63745d76befd95249b8047abf43575405f27e5851122e8194
SSDEEP

49152:A0bLxJ8EkXaDWyFw3uyK0zIgTj+WdXXrga3jDjG:A0bLIEkXaDvF6ui/HXXrR3jP

Score

10^/10

gcleaner discovery evasion loader

Static task

static1

1 signatures

Behavioral task

behavioral1

Sample

f982286c1a7e8993ea7c95e4f856f61c23351662c42ce9a10242a79c53524de0.exe

Resource

win7-20240903-en

gcleaner discovery evasion loader

windows7-x64

11 signatures

150 seconds

Behavioral task

behavioral2

Sample

f982286c1a7e8993ea7c95e4f856f61c23351662c42ce9a10242a79c53524de0.exe

Resource

win10v2004-20241007-en

gcleaner discovery evasion loader

windows10-2004-x64

11 signatures

150 seconds

Malware Config

Targets

- Target
  
  f982286c1a7e8993ea7c95e4f856f61c23351662c42ce9a10242a79c53524de0
- Size
  
  1.8MB
- MD5
  
  f0e6b26c8cec7c056298562673b3bc87
- SHA1
  
  0f8763a5d94b1650a09997748c5e271c063806f7
- SHA256
  
  f982286c1a7e8993ea7c95e4f856f61c23351662c42ce9a10242a79c53524de0
- SHA512
  
  071334443479375a798f1e35f234b86e80b8714406392e4f39ffe71545ea054b184eb1469f879bf63745d76befd95249b8047abf43575405f27e5851122e8194
- SSDEEP
  
  49152:A0bLxJ8EkXaDWyFw3uyK0zIgTj+WdXXrga3jDjG:A0bLIEkXaDvF6ui/HXXrR3jP
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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