gcleaner | 5961668b3cc74e6b08fbd36f3d73f920124a12306ca8673a221f9c50980eeb8e | Triage

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Reports

Overview

overview

Static

static

3

5961668b3c...8e.exe

windows7-x64

5961668b3c...8e.exe

windows10-2004-x64

Sharing

General

Target

5961668b3cc74e6b08fbd36f3d73f920124a12306ca8673a221f9c50980eeb8e
Size

1.9MB
Sample

241226-zv8q1szncx
MD5

73fe57d837bc7dd4e49723dd3ddfe530
SHA1

da3c131f15d30f9a842accdba796a27f9181d1c2
SHA256

5961668b3cc74e6b08fbd36f3d73f920124a12306ca8673a221f9c50980eeb8e
SHA512

587c2d24f9d7318731800a4820baefceb27eaedf00bb82c794bd6b126f7c0848b07764895bb3a0260c7c0c63c32a3e0662ed3c3f08087ad86e93407566506876
SSDEEP

24576:dWPJaAZH5R6Da+ySk+PNTV1jvkM1fUWVy7CqgO5NQrKmTZXs5/EjV0wS1QG5qx:0PoAZeDapYnhsM107CqlQ5dXs5MR3y

Score

10^/10

gcleaner discovery evasion loader

Static task

static1

1 signatures

Behavioral task

behavioral1

Sample

5961668b3cc74e6b08fbd36f3d73f920124a12306ca8673a221f9c50980eeb8e.exe

Resource

win7-20240903-en

gcleaner discovery evasion loader

windows7-x64

11 signatures

150 seconds

Behavioral task

behavioral2

Sample

5961668b3cc74e6b08fbd36f3d73f920124a12306ca8673a221f9c50980eeb8e.exe

Resource

win10v2004-20241007-en

gcleaner discovery evasion loader

windows10-2004-x64

11 signatures

150 seconds

Malware Config

Targets

- Target
  
  5961668b3cc74e6b08fbd36f3d73f920124a12306ca8673a221f9c50980eeb8e
- Size
  
  1.9MB
- MD5
  
  73fe57d837bc7dd4e49723dd3ddfe530
- SHA1
  
  da3c131f15d30f9a842accdba796a27f9181d1c2
- SHA256
  
  5961668b3cc74e6b08fbd36f3d73f920124a12306ca8673a221f9c50980eeb8e
- SHA512
  
  587c2d24f9d7318731800a4820baefceb27eaedf00bb82c794bd6b126f7c0848b07764895bb3a0260c7c0c63c32a3e0662ed3c3f08087ad86e93407566506876
- SSDEEP
  
  24576:dWPJaAZH5R6Da+ySk+PNTV1jvkM1fUWVy7CqgO5NQrKmTZXs5/EjV0wS1QG5qx:0PoAZeDapYnhsM107CqlQ5dXs5MR3y
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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