Analysis

  • max time kernel
    46s
  • max time network
    53s
  • platform
    windows7_x64
  • resource
    win7-20220715-en
  • resource tags

    arch:x64arch:x86image:win7-20220715-enlocale:en-usos:windows7-x64system
  • submitted
    25-07-2022 05:05

General

  • Target

    6cdefcc3cab1f66d2b7f9e528a4b7da9c763d8947ed404d804d063dc36e62b05.exe

  • Size

    2.6MB

  • MD5

    a8c845eb0bd7edc496cb5195f9c6983b

  • SHA1

    bbee93f915f7e8dcc1f861cb24c866e52b7d9087

  • SHA256

    6cdefcc3cab1f66d2b7f9e528a4b7da9c763d8947ed404d804d063dc36e62b05

  • SHA512

    1d86fe76d326adf72c67d00aa04540a7d38371846e0557995b3994d02f884f9accd1148ddff2d90792110f8c245717fcd00234d26c9997b3842b7952e858d3e2

Malware Config

Signatures

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Checks BIOS information in registry 2 TTPs 4 IoCs

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

  • Loads dropped DLL 1 IoCs
  • Themida packer 14 IoCs

    Detects Themida, an advanced Windows software protection system.

  • Checks whether UAC is enabled 1 TTPs 2 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\6cdefcc3cab1f66d2b7f9e528a4b7da9c763d8947ed404d804d063dc36e62b05.exe
    "C:\Users\Admin\AppData\Local\Temp\6cdefcc3cab1f66d2b7f9e528a4b7da9c763d8947ed404d804d063dc36e62b05.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Loads dropped DLL
    • Checks whether UAC is enabled
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1976
    • C:\Users\Admin\AppData\Roaming\NCH Software\DrawPad\DpEditor.exe
      "C:\Users\Admin\AppData\Roaming\NCH Software\DrawPad\DpEditor.exe"
      2⤵
      • Identifies VirtualBox via ACPI registry values (likely anti-VM)
      • Executes dropped EXE
      • Checks BIOS information in registry
      • Checks whether UAC is enabled
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Suspicious behavior: AddClipboardFormatListener
      • Suspicious behavior: EnumeratesProcesses
      PID:948

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Roaming\NCH Software\DrawPad\DpEditor.exe
    Filesize

    2.6MB

    MD5

    a8c845eb0bd7edc496cb5195f9c6983b

    SHA1

    bbee93f915f7e8dcc1f861cb24c866e52b7d9087

    SHA256

    6cdefcc3cab1f66d2b7f9e528a4b7da9c763d8947ed404d804d063dc36e62b05

    SHA512

    1d86fe76d326adf72c67d00aa04540a7d38371846e0557995b3994d02f884f9accd1148ddff2d90792110f8c245717fcd00234d26c9997b3842b7952e858d3e2

  • \Users\Admin\AppData\Roaming\NCH Software\DrawPad\DpEditor.exe
    Filesize

    2.6MB

    MD5

    a8c845eb0bd7edc496cb5195f9c6983b

    SHA1

    bbee93f915f7e8dcc1f861cb24c866e52b7d9087

    SHA256

    6cdefcc3cab1f66d2b7f9e528a4b7da9c763d8947ed404d804d063dc36e62b05

    SHA512

    1d86fe76d326adf72c67d00aa04540a7d38371846e0557995b3994d02f884f9accd1148ddff2d90792110f8c245717fcd00234d26c9997b3842b7952e858d3e2

  • memory/948-70-0x0000000000F30000-0x0000000001618000-memory.dmp
    Filesize

    6.9MB

  • memory/948-67-0x0000000000F30000-0x0000000001618000-memory.dmp
    Filesize

    6.9MB

  • memory/948-74-0x0000000077A60000-0x0000000077BE0000-memory.dmp
    Filesize

    1.5MB

  • memory/948-73-0x0000000000F30000-0x0000000001618000-memory.dmp
    Filesize

    6.9MB

  • memory/948-72-0x0000000077A60000-0x0000000077BE0000-memory.dmp
    Filesize

    1.5MB

  • memory/948-71-0x0000000000F30000-0x0000000001618000-memory.dmp
    Filesize

    6.9MB

  • memory/948-62-0x0000000000000000-mapping.dmp
  • memory/948-69-0x0000000000F30000-0x0000000001618000-memory.dmp
    Filesize

    6.9MB

  • memory/948-68-0x0000000000F30000-0x0000000001618000-memory.dmp
    Filesize

    6.9MB

  • memory/1976-66-0x0000000077A60000-0x0000000077BE0000-memory.dmp
    Filesize

    1.5MB

  • memory/1976-58-0x0000000000210000-0x00000000008F8000-memory.dmp
    Filesize

    6.9MB

  • memory/1976-55-0x0000000000210000-0x00000000008F8000-memory.dmp
    Filesize

    6.9MB

  • memory/1976-65-0x0000000000210000-0x00000000008F8000-memory.dmp
    Filesize

    6.9MB

  • memory/1976-54-0x0000000076901000-0x0000000076903000-memory.dmp
    Filesize

    8KB

  • memory/1976-56-0x0000000000210000-0x00000000008F8000-memory.dmp
    Filesize

    6.9MB

  • memory/1976-60-0x0000000077A60000-0x0000000077BE0000-memory.dmp
    Filesize

    1.5MB

  • memory/1976-59-0x0000000000210000-0x00000000008F8000-memory.dmp
    Filesize

    6.9MB

  • memory/1976-57-0x0000000000210000-0x00000000008F8000-memory.dmp
    Filesize

    6.9MB