General

  • Target

    498a7e8e52d0ff1d46fa1d637ea4b936_JaffaCakes118

  • Size

    2.1MB

  • Sample

    240516-fwdsgsdf86

  • MD5

    498a7e8e52d0ff1d46fa1d637ea4b936

  • SHA1

    87d4e01725044b284712911718dc45556eb68eab

  • SHA256

    b7da21f054890cf9ae78bfbe8b8ca38f295d6eb4d1544e2e0ea891a87d8b150a

  • SHA512

    2052e370bc56b284e53cfcd79dcff5cbeb420c561c2e0549dde2133d2a7a9adb54b8b0c9bfc4a00683e1057e6a1afe693cfe63550200181e0074295c6cffab14

  • SSDEEP

    49152:hFGdMIU3Ww7VmaoR/rzPgi8GTNkpI1UCLjUkU6:VIU3h7VlcveGCoUCLNU

Malware Config

Extracted

Family

cryptbot

C2

bibinene03.top

moraass05.top

Targets

    • Target

      498a7e8e52d0ff1d46fa1d637ea4b936_JaffaCakes118

    • Size

      2.1MB

    • MD5

      498a7e8e52d0ff1d46fa1d637ea4b936

    • SHA1

      87d4e01725044b284712911718dc45556eb68eab

    • SHA256

      b7da21f054890cf9ae78bfbe8b8ca38f295d6eb4d1544e2e0ea891a87d8b150a

    • SHA512

      2052e370bc56b284e53cfcd79dcff5cbeb420c561c2e0549dde2133d2a7a9adb54b8b0c9bfc4a00683e1057e6a1afe693cfe63550200181e0074295c6cffab14

    • SSDEEP

      49152:hFGdMIU3Ww7VmaoR/rzPgi8GTNkpI1UCLjUkU6:VIU3h7VlcveGCoUCLNU

    • 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