Analysis

  • max time kernel
    150s
  • max time network
    130s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    21-12-2024 17:46

General

  • Target

    foo/0becfedf4d0b9ad5251aca33274a4cf4.exe

  • Size

    443KB

  • MD5

    0becfedf4d0b9ad5251aca33274a4cf4

  • SHA1

    5d6faf04a6215b08988f289373f3b239d5878d06

  • SHA256

    235b35c4574f4d28ac034e7fbd4827384f6243d591d1d1bd76e320905f5b0242

  • SHA512

    0e835c83ff46c74acf6140bd434666ddffd2c0aa9875fc9899daff62b473ab98ee0947c226e9ffd8c4322b418574e9f5e2d2d32415b232667921c3db404dcd35

  • SSDEEP

    12288:ONWz1AUZbht1FGdX3HLbDLuibinIrwBtTZG:OQzO8bhOLy04IrytI

Malware Config

Signatures

  • Modifies WinLogon for persistence 2 TTPs 2 IoCs
  • Modifies firewall policy service 3 TTPs 3 IoCs
  • Modifies security service 2 TTPs 4 IoCs
  • UAC bypass 3 TTPs 1 IoCs
  • Windows security bypass 2 TTPs 6 IoCs
  • Disables Task Manager via registry modification
  • ASPack v2.12-2.42 1 IoCs

    Detects executables packed with ASPack v2.12-2.42

  • Drops startup file 4 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 2 IoCs
  • Windows security modification 2 TTPs 6 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • UPX packed file 9 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Drops file in Program Files directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\foo\0becfedf4d0b9ad5251aca33274a4cf4.exe
    "C:\Users\Admin\AppData\Local\Temp\foo\0becfedf4d0b9ad5251aca33274a4cf4.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2640
    • C:\Users\Admin\AppData\Local\Temp\foo\0becfedf4d0b9ad5251aca33274a4cf4.exe
      "C:\Users\Admin\AppData\Local\Temp\foo\0becfedf4d0b9ad5251aca33274a4cf4.exe"
      2⤵
      • Modifies WinLogon for persistence
      • Drops startup file
      • Loads dropped DLL
      • Adds Run key to start application
      • Drops file in Program Files directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2656
      • C:\Users\Admin\AppData\Local\Temp\DIKHGfmX.exe
        "C:\Users\Admin\AppData\Local\Temp\DIKHGfmX.exe"
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2684
        • C:\Users\Admin\AppData\Local\Temp\DIKHGfmX.exe
          "C:\Users\Admin\AppData\Local\Temp\DIKHGfmX.exe"
          4⤵
          • Modifies firewall policy service
          • Modifies security service
          • UAC bypass
          • Windows security bypass
          • Drops startup file
          • Executes dropped EXE
          • Windows security modification
          • Adds Run key to start application
          • Checks whether UAC is enabled
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • System policy modification
          PID:2744

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\DIKHGfmX.exe

    Filesize

    443KB

    MD5

    0becfedf4d0b9ad5251aca33274a4cf4

    SHA1

    5d6faf04a6215b08988f289373f3b239d5878d06

    SHA256

    235b35c4574f4d28ac034e7fbd4827384f6243d591d1d1bd76e320905f5b0242

    SHA512

    0e835c83ff46c74acf6140bd434666ddffd2c0aa9875fc9899daff62b473ab98ee0947c226e9ffd8c4322b418574e9f5e2d2d32415b232667921c3db404dcd35

  • memory/2640-7-0x0000000000400000-0x0000000000466000-memory.dmp

    Filesize

    408KB

  • memory/2640-40-0x0000000000400000-0x0000000000466000-memory.dmp

    Filesize

    408KB

  • memory/2640-1-0x00000000002B0000-0x00000000002B1000-memory.dmp

    Filesize

    4KB

  • memory/2640-0-0x0000000000400000-0x0000000000466000-memory.dmp

    Filesize

    408KB

  • memory/2656-3-0x0000000000400000-0x0000000000416000-memory.dmp

    Filesize

    88KB

  • memory/2656-10-0x0000000000400000-0x0000000000416000-memory.dmp

    Filesize

    88KB

  • memory/2656-12-0x0000000000400000-0x0000000000416000-memory.dmp

    Filesize

    88KB

  • memory/2656-11-0x0000000000400000-0x0000000000416000-memory.dmp

    Filesize

    88KB

  • memory/2656-6-0x0000000000400000-0x0000000000416000-memory.dmp

    Filesize

    88KB

  • memory/2656-4-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2656-22-0x00000000025A0000-0x0000000002606000-memory.dmp

    Filesize

    408KB

  • memory/2656-46-0x0000000000400000-0x0000000000416000-memory.dmp

    Filesize

    88KB

  • memory/2656-44-0x0000000000420000-0x00000000005A1000-memory.dmp

    Filesize

    1.5MB

  • memory/2684-24-0x0000000000400000-0x0000000000466000-memory.dmp

    Filesize

    408KB

  • memory/2684-36-0x0000000000400000-0x0000000000466000-memory.dmp

    Filesize

    408KB

  • memory/2684-25-0x0000000000400000-0x0000000000466000-memory.dmp

    Filesize

    408KB

  • memory/2744-39-0x0000000000400000-0x0000000000416000-memory.dmp

    Filesize

    88KB

  • memory/2744-48-0x0000000000400000-0x0000000000416000-memory.dmp

    Filesize

    88KB

  • memory/2744-53-0x0000000000400000-0x0000000000416000-memory.dmp

    Filesize

    88KB

  • memory/2744-77-0x0000000000400000-0x0000000000416000-memory.dmp

    Filesize

    88KB