General

  • Target

    6febfef814559223cecd46a376011b9a_JaffaCakes118

  • Size

    2.1MB

  • Sample

    240524-1t4aksce7x

  • MD5

    6febfef814559223cecd46a376011b9a

  • SHA1

    c1cbd367b8859834e56baecbb4adae006de66852

  • SHA256

    72454e25fcf6428797f032ba6e5ab9a2c4a49c33fd3f353ce15b6c87979f4b54

  • SHA512

    be52e9fed62afb08753c0af6513a3d0196c3ab519082bbf09973c3f5dd47da9978a24c39b09552684b443d76248e358d8053ea53b85036c009d26ccdd2c242b3

  • SSDEEP

    49152:6MPAcFI+Oa9vb9cCp0RUFE9y6cthn/2mO7Vy/R5nsQ:6MPAcFI5+vb9cCQevhn5+Vy/Rt

Malware Config

Extracted

Family

cryptbot

C2

bibinene01.top

moraass05.top

Targets

    • Target

      6febfef814559223cecd46a376011b9a_JaffaCakes118

    • Size

      2.1MB

    • MD5

      6febfef814559223cecd46a376011b9a

    • SHA1

      c1cbd367b8859834e56baecbb4adae006de66852

    • SHA256

      72454e25fcf6428797f032ba6e5ab9a2c4a49c33fd3f353ce15b6c87979f4b54

    • SHA512

      be52e9fed62afb08753c0af6513a3d0196c3ab519082bbf09973c3f5dd47da9978a24c39b09552684b443d76248e358d8053ea53b85036c009d26ccdd2c242b3

    • SSDEEP

      49152:6MPAcFI+Oa9vb9cCp0RUFE9y6cthn/2mO7Vy/R5nsQ:6MPAcFI5+vb9cCQevhn5+Vy/Rt

    • CryptBot

      A C++ stealer distributed widely in bundle with other software.

    • CryptBot payload

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

    • 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.

    • Reads user/profile data of web browsers

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

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Matrix ATT&CK v13

Defense Evasion

Virtualization/Sandbox Evasion

2
T1497

Credential Access

Unsecured Credentials

2
T1552

Credentials In Files

2
T1552.001

Discovery

Query Registry

5
T1012

Virtualization/Sandbox Evasion

2
T1497

System Information Discovery

3
T1082

Collection

Data from Local System

2
T1005

Tasks