General

  • Target

    bitcheats_cleaner.exe

  • Size

    2.5MB

  • Sample

    240630-pz3epa1epn

  • MD5

    24999353450c234c36cc2e0a74f75051

  • SHA1

    3b716b36775bc53bd67c0786ed040628cbc926f9

  • SHA256

    363f8d66fa5bd0c72eb46fd821a2eb09e723e2f42e6bb293212f07ab0c2b5ddb

  • SHA512

    1c0dfac601da714ffc0a3dcd5f6b1fbe95c7238177cbf3ab9551b833f5a062c717ab69ff206a7c9dee677b52cec1cb81efd4e36dc6af5fc195ab07e4e453d143

  • SSDEEP

    49152:rabHjq7IZiuzkKECE95eHmRSW97qWOEhSI7o1U26TYtkY+toY:rabOUiujECE95eGRB718zgY4

Malware Config

Targets

    • Target

      bitcheats_cleaner.exe

    • Size

      2.5MB

    • MD5

      24999353450c234c36cc2e0a74f75051

    • SHA1

      3b716b36775bc53bd67c0786ed040628cbc926f9

    • SHA256

      363f8d66fa5bd0c72eb46fd821a2eb09e723e2f42e6bb293212f07ab0c2b5ddb

    • SHA512

      1c0dfac601da714ffc0a3dcd5f6b1fbe95c7238177cbf3ab9551b833f5a062c717ab69ff206a7c9dee677b52cec1cb81efd4e36dc6af5fc195ab07e4e453d143

    • SSDEEP

      49152:rabHjq7IZiuzkKECE95eHmRSW97qWOEhSI7o1U26TYtkY+toY:rabOUiujECE95eGRB718zgY4

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • Modifies Windows Firewall

    • Stops running service(s)

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • Checks whether UAC is enabled

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Matrix ATT&CK v13

Execution

System Services

1
T1569

Service Execution

1
T1569.002

Command and Scripting Interpreter

1
T1059

Persistence

Create or Modify System Process

2
T1543

Windows Service

2
T1543.003

Event Triggered Execution

1
T1546

Netsh Helper DLL

1
T1546.007

Privilege Escalation

Create or Modify System Process

2
T1543

Windows Service

2
T1543.003

Event Triggered Execution

1
T1546

Netsh Helper DLL

1
T1546.007

Defense Evasion

Virtualization/Sandbox Evasion

1
T1497

Impair Defenses

2
T1562

Disable or Modify System Firewall

1
T1562.004

Modify Registry

2
T1112

Credential Access

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Query Registry

4
T1012

Virtualization/Sandbox Evasion

1
T1497

System Information Discovery

6
T1082

Collection

Data from Local System

1
T1005

Impact

Service Stop

1
T1489

Tasks