Analysis

  • max time kernel
    142s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240220-en
  • resource tags

    arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
  • submitted
    12/04/2024, 02:43

General

  • Target

    eef1b265e3aeaaeafabfe74bda31b5cf_JaffaCakes118.exe

  • Size

    3.1MB

  • MD5

    eef1b265e3aeaaeafabfe74bda31b5cf

  • SHA1

    924a445a8fc23c29fe1b294272cb8c8e5ba9c7bb

  • SHA256

    c5203826395626892dba5e237dafd85fa8370264c9d150ffeee86c261930e065

  • SHA512

    66ce9210947a9901694d8b71ce2ff83e06d31c9af158b0fd507444918af59edd74604a0f81bc45aeb07e7a47c7b84c0a38c6db77da2cf4917036e4515869abc1

  • SSDEEP

    49152:B6Ovl41Ww2/TxmN/UyuTGHlhXkUGPPeMdmyaDhg9EKkdTgpR56/+iX8k9BPUoh4b:IOvKnqxuVutPPePlOS/+KBrhK

Malware Config

Signatures

  • 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.

  • Themida packer 2 IoCs

    Detects Themida, an advanced Windows software protection system.

  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\eef1b265e3aeaaeafabfe74bda31b5cf_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\eef1b265e3aeaaeafabfe74bda31b5cf_JaffaCakes118.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Checks whether UAC is enabled
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2240
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2240 -s 1084
      2⤵
      • Program crash
      PID:2512

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/2240-0-0x0000000001000000-0x0000000001876000-memory.dmp

          Filesize

          8.5MB

        • memory/2240-1-0x0000000074D30000-0x0000000074E40000-memory.dmp

          Filesize

          1.1MB

        • memory/2240-2-0x0000000074D30000-0x0000000074E40000-memory.dmp

          Filesize

          1.1MB

        • memory/2240-3-0x0000000074D30000-0x0000000074E40000-memory.dmp

          Filesize

          1.1MB

        • memory/2240-4-0x0000000074D30000-0x0000000074E40000-memory.dmp

          Filesize

          1.1MB

        • memory/2240-5-0x0000000074E40000-0x0000000074E87000-memory.dmp

          Filesize

          284KB

        • memory/2240-6-0x0000000074D30000-0x0000000074E40000-memory.dmp

          Filesize

          1.1MB

        • memory/2240-8-0x0000000074D30000-0x0000000074E40000-memory.dmp

          Filesize

          1.1MB

        • memory/2240-7-0x0000000074D30000-0x0000000074E40000-memory.dmp

          Filesize

          1.1MB

        • memory/2240-9-0x0000000074D30000-0x0000000074E40000-memory.dmp

          Filesize

          1.1MB

        • memory/2240-11-0x0000000074D30000-0x0000000074E40000-memory.dmp

          Filesize

          1.1MB

        • memory/2240-10-0x0000000074D30000-0x0000000074E40000-memory.dmp

          Filesize

          1.1MB

        • memory/2240-12-0x0000000074D30000-0x0000000074E40000-memory.dmp

          Filesize

          1.1MB

        • memory/2240-14-0x0000000074D30000-0x0000000074E40000-memory.dmp

          Filesize

          1.1MB

        • memory/2240-16-0x0000000074D30000-0x0000000074E40000-memory.dmp

          Filesize

          1.1MB

        • memory/2240-17-0x0000000074D30000-0x0000000074E40000-memory.dmp

          Filesize

          1.1MB

        • memory/2240-19-0x0000000074D30000-0x0000000074E40000-memory.dmp

          Filesize

          1.1MB

        • memory/2240-20-0x0000000074D30000-0x0000000074E40000-memory.dmp

          Filesize

          1.1MB

        • memory/2240-21-0x0000000074D30000-0x0000000074E40000-memory.dmp

          Filesize

          1.1MB

        • memory/2240-22-0x0000000074D30000-0x0000000074E40000-memory.dmp

          Filesize

          1.1MB

        • memory/2240-24-0x0000000077120000-0x0000000077122000-memory.dmp

          Filesize

          8KB

        • memory/2240-23-0x0000000074D30000-0x0000000074E40000-memory.dmp

          Filesize

          1.1MB

        • memory/2240-18-0x0000000074D30000-0x0000000074E40000-memory.dmp

          Filesize

          1.1MB

        • memory/2240-15-0x0000000074D30000-0x0000000074E40000-memory.dmp

          Filesize

          1.1MB

        • memory/2240-13-0x0000000074E40000-0x0000000074E87000-memory.dmp

          Filesize

          284KB

        • memory/2240-25-0x0000000074130000-0x000000007481E000-memory.dmp

          Filesize

          6.9MB

        • memory/2240-26-0x0000000001000000-0x0000000001876000-memory.dmp

          Filesize

          8.5MB

        • memory/2240-27-0x0000000001000000-0x0000000001876000-memory.dmp

          Filesize

          8.5MB

        • memory/2240-28-0x00000000055B0000-0x00000000055F0000-memory.dmp

          Filesize

          256KB

        • memory/2240-30-0x0000000001000000-0x0000000001876000-memory.dmp

          Filesize

          8.5MB

        • memory/2240-32-0x0000000074E40000-0x0000000074E87000-memory.dmp

          Filesize

          284KB

        • memory/2240-31-0x0000000074D30000-0x0000000074E40000-memory.dmp

          Filesize

          1.1MB

        • memory/2240-33-0x0000000074D30000-0x0000000074E40000-memory.dmp

          Filesize

          1.1MB

        • memory/2240-34-0x0000000074D30000-0x0000000074E40000-memory.dmp

          Filesize

          1.1MB

        • memory/2240-35-0x0000000074D30000-0x0000000074E40000-memory.dmp

          Filesize

          1.1MB

        • memory/2240-36-0x0000000074D30000-0x0000000074E40000-memory.dmp

          Filesize

          1.1MB

        • memory/2240-38-0x0000000074D30000-0x0000000074E40000-memory.dmp

          Filesize

          1.1MB

        • memory/2240-37-0x0000000074D30000-0x0000000074E40000-memory.dmp

          Filesize

          1.1MB

        • memory/2240-40-0x0000000074D30000-0x0000000074E40000-memory.dmp

          Filesize

          1.1MB

        • memory/2240-39-0x0000000074D30000-0x0000000074E40000-memory.dmp

          Filesize

          1.1MB

        • memory/2240-42-0x0000000074D30000-0x0000000074E40000-memory.dmp

          Filesize

          1.1MB

        • memory/2240-43-0x0000000074D30000-0x0000000074E40000-memory.dmp

          Filesize

          1.1MB

        • memory/2240-44-0x0000000074D30000-0x0000000074E40000-memory.dmp

          Filesize

          1.1MB

        • memory/2240-45-0x0000000074130000-0x000000007481E000-memory.dmp

          Filesize

          6.9MB

        • memory/2240-46-0x00000000055B0000-0x00000000055F0000-memory.dmp

          Filesize

          256KB