gcleaner | 4463effeb9799edfe6c07776f1e044718792fabb6ea103b9ee016e5efd21a985 | Triage

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Overview

overview

Static

static

3

4463effeb9...ly.exe

windows7-x64

4463effeb9...ly.exe

windows10-2004-x64

Sharing

General

Target

4463effeb9799edfe6c07776f1e044718792fabb6ea103b9ee016e5efd21a985_Sigmanly
Size

1.8MB
Sample

241221-qywq7a1jfr
MD5

3c2e26d10fa55af2e913120df3b7eddb
SHA1

a6ba8c6378d44616d7196331c6ea54e286136ce6
SHA256

4463effeb9799edfe6c07776f1e044718792fabb6ea103b9ee016e5efd21a985
SHA512

be0d54efddd550dd9acc996df86ff2dc86a8fb50aa84e7d018736d16e06a97c746c2a3b92f70b56773fa791fe3b6ba365d676ed7683cd8f82738b2743d2a82c6
SSDEEP

49152:kA8icQ8TAFCy7gjmjVD6Gd1R6ESxZ9MswgY+YP7Mnr:YNFyM4VmIDS39MrGk7M

Score

10^/10

gcleaner discovery evasion loader

Static task

static1

1 signatures

Behavioral task

behavioral1

Sample

4463effeb9799edfe6c07776f1e044718792fabb6ea103b9ee016e5efd21a985_Sigmanly.exe

Resource

win7-20240903-en

gcleaner discovery evasion loader

windows7-x64

11 signatures

150 seconds

Behavioral task

behavioral2

Sample

4463effeb9799edfe6c07776f1e044718792fabb6ea103b9ee016e5efd21a985_Sigmanly.exe

Resource

win10v2004-20241007-en

gcleaner discovery evasion loader

windows10-2004-x64

11 signatures

150 seconds

Malware Config

Targets

- Target
  
  4463effeb9799edfe6c07776f1e044718792fabb6ea103b9ee016e5efd21a985_Sigmanly
- Size
  
  1.8MB
- MD5
  
  3c2e26d10fa55af2e913120df3b7eddb
- SHA1
  
  a6ba8c6378d44616d7196331c6ea54e286136ce6
- SHA256
  
  4463effeb9799edfe6c07776f1e044718792fabb6ea103b9ee016e5efd21a985
- SHA512
  
  be0d54efddd550dd9acc996df86ff2dc86a8fb50aa84e7d018736d16e06a97c746c2a3b92f70b56773fa791fe3b6ba365d676ed7683cd8f82738b2743d2a82c6
- SSDEEP
  
  49152:kA8icQ8TAFCy7gjmjVD6Gd1R6ESxZ9MswgY+YP7Mnr:YNFyM4VmIDS39MrGk7M
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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