Analysis

  • max time kernel
    143s
  • max time network
    145s
  • platform
    windows7_x64
  • resource
    win7-20240215-en
  • resource tags

    arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
  • submitted
    22/05/2024, 15:18

General

  • Target
    67b369f0a0ed76a6013bc9aeecdbae31_JaffaCakes118.exe
  • Size 2.0MB
  • Sample240522-spnekaff49
  • SHA256 594d68c6b76ccac03aeec7e6c336f8abe3ce680c74c3f4eae350d2bcd3966c56
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • cryptbot

C2
  • bibinene01.top

  • moraass05.top

Signatures

  • CryptBot

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

  • CryptBot payload 15 IoCs
  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
  • Checks BIOS information in registry 2 TTPs 2 IoCs

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

  • Identifies Wine through registry keys 2 TTPs 1 IoCs

    Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

  • Reads user/profile data of web browsers 2 TTPs

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

  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Checks installed software on the system 1 TTPs

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

  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\67b369f0a0ed76a6013bc9aeecdbae31_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\67b369f0a0ed76a6013bc9aeecdbae31_JaffaCakes118.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Identifies Wine through registry keys
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of FindShellTrayWindow
    PID:2744

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        EditPush.txt

        • Path C:\Users\Admin\AppData\Local\Temp\ovW3RWtB0tXu\_Files\_Files\EditPush.txt
        • Size 571KB
        • SHA256 b0b56d66e98f9314411a4e907897406cd3748b4ee0742c06d6d30fa3ab8cad3f
        • MD5 SHA1 SHA512 SSDEEP

        _Information.txt

        • Path C:\Users\Admin\AppData\Local\Temp\ovW3RWtB0tXu\_Files\_Information.txt
        • Size 1KB
        • SHA256 5d9f1a53137415656fddc0168c5e2b7595b5e66015056f4bcd38088a2f867cec
        • MD5 SHA1 SHA512

        _Information.txt

        • Path C:\Users\Admin\AppData\Local\Temp\ovW3RWtB0tXu\_Files\_Information.txt
        • Size 1KB
        • SHA256 6e764d555c26cd071c09e74ac27923e49ec0b29333f7ac9f1ead14b5d73d92e9
        • MD5 SHA1 SHA512

        _Information.txt

        • Path C:\Users\Admin\AppData\Local\Temp\ovW3RWtB0tXu\_Files\_Information.txt
        • Size 3KB
        • SHA256 9e400f49bea319a23f438eccc7474395c062bd487fae83086cdaa490ff92201f
        • MD5 SHA1 SHA512

        _Information.txt

        • Path C:\Users\Admin\AppData\Local\Temp\ovW3RWtB0tXu\_Files\_Information.txt
        • Size 3KB
        • SHA256 b99376f17e12a3954b85f99fb643c70459469d2026b891ee2f25e037da5d3f46
        • MD5 SHA1 SHA512

        _Information.txt

        • Path C:\Users\Admin\AppData\Local\Temp\ovW3RWtB0tXu\_Files\_Information.txt
        • Size 4KB
        • SHA256 a1cf1483f4336dbab0fb3dc2d623507015da0abfa338b0c4e6a9bdb12166abe2
        • MD5 SHA1 SHA512 SSDEEP

        _Screen_Desktop.jpeg

        • Path C:\Users\Admin\AppData\Local\Temp\ovW3RWtB0tXu\_Files\_Screen_Desktop.jpeg
        • Size 43KB
        • SHA256 c46ad634674a47e9955b32ee207a9eefe1369852c5ff122c7c5399b658c9e18e
        • MD5 SHA1 SHA512 SSDEEP

        system_info.txt

        • Path C:\Users\Admin\AppData\Local\Temp\ovW3RWtB0tXu\files_\system_info.txt
        • Size 834B
        • SHA256 9c26239e0c0ab86a0d0a637f457c661e0f195cd43da389e05e41b4b6ca0bdd9a
        • MD5 SHA1 SHA512

        system_info.txt

        • Path C:\Users\Admin\AppData\Local\Temp\ovW3RWtB0tXu\files_\system_info.txt
        • Size 1KB
        • SHA256 1ff783d0b8f80cd780533953171b2449a3bbd157ad0697b99bbe0d4c30c9e803
        • MD5 SHA1 SHA512

        system_info.txt

        • Path C:\Users\Admin\AppData\Local\Temp\ovW3RWtB0tXu\files_\system_info.txt
        • Size 3KB
        • SHA256 9c7f382d44120be9d17a62c93750a8035e820e32d86eb10abe88efa2165ba702
        • MD5 SHA1 SHA512

        system_info.txt

        • Path C:\Users\Admin\AppData\Local\Temp\ovW3RWtB0tXu\files_\system_info.txt
        • Size 4KB
        • SHA256 2f1ad9e8acc667aaf0ae2fe95f76faa25e5a4bfc7fda8cd912abd49b9da75f3b
        • MD5 SHA1 SHA512 SSDEEP

        fxtA3ry47Y6Ymd.zip

        • Path C:\Users\Admin\AppData\Local\Temp\ovW3RWtB0tXu\fxtA3ry47Y6Ymd.zip
        • Size 607KB
        • SHA256 af0906066a7f61544f990eae9024357ff84f5ebc97db1b3603e1a4c7a0df73b6
        • MD5 SHA1 SHA512 SSDEEP

        memory/2744-231-0x00000000008D0000-0x0000000000DC2000-memory.dmp

        memory/2744-238-0x00000000008D0000-0x0000000000DC2000-memory.dmp

        memory/2744-3-0x0000000077A20000-0x0000000077A22000-memory.dmp

        memory/2744-1-0x00000000011C0000-0x00000000016B2000-memory.dmp

        memory/2744-0-0x00000000008D0000-0x0000000000DC2000-memory.dmp

        memory/2744-228-0x00000000008D0000-0x0000000000DC2000-memory.dmp

        memory/2744-229-0x00000000008D0000-0x0000000000DC2000-memory.dmp

        memory/2744-5-0x00000000008D1000-0x000000000092C000-memory.dmp

        memory/2744-4-0x00000000008C0000-0x00000000008C2000-memory.dmp

        memory/2744-233-0x00000000008D0000-0x0000000000DC2000-memory.dmp

        memory/2744-235-0x00000000008D0000-0x0000000000DC2000-memory.dmp

        memory/2744-2-0x00000000011C0000-0x00000000016B2000-memory.dmp

        memory/2744-240-0x00000000008D0000-0x0000000000DC2000-memory.dmp

        memory/2744-242-0x00000000008D0000-0x0000000000DC2000-memory.dmp

        memory/2744-245-0x00000000008D0000-0x0000000000DC2000-memory.dmp

        memory/2744-247-0x00000000008D0000-0x0000000000DC2000-memory.dmp

        memory/2744-249-0x00000000008D0000-0x0000000000DC2000-memory.dmp

        memory/2744-251-0x00000000008D0000-0x0000000000DC2000-memory.dmp

        memory/2744-254-0x00000000008D0000-0x0000000000DC2000-memory.dmp

        memory/2744-256-0x00000000008D0000-0x0000000000DC2000-memory.dmp

        memory/2744-258-0x00000000008D0000-0x0000000000DC2000-memory.dmp