Analysis

  • max time kernel
    141s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240419-en
  • resource tags

    arch:x64arch:x86image:win7-20240419-enlocale:en-usos:windows7-x64system
  • submitted
    20-06-2024 13:08

General

  • Target

    0644ffe8b0035e3fbe98057e9800e85d_JaffaCakes118.exe

  • Size

    439KB

  • MD5

    0644ffe8b0035e3fbe98057e9800e85d

  • SHA1

    3ee09fac1dbb768c1fc1c8a75e67256a851b210a

  • SHA256

    b213d9d8de44806565f51c6dcc0eca2468db564f19fc8651f505a32476ba8f31

  • SHA512

    cc891aa8a29bf6cc680bf523d847f8ab40a3fc8c9a2213eb0721bfdbd58f694bd7f529b3c05d43539e0afe3e79bdf86fc281d0eaa71a81ff4712cfbe031ad408

  • SSDEEP

    12288:cYnMa876yH8pllF6kNN4kWumNtTirdt9+T:cYMaeilF137GTEdvq

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Writes to the Master Boot Record (MBR) 1 TTPs 2 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

  • Drops file in Windows directory 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0644ffe8b0035e3fbe98057e9800e85d_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\0644ffe8b0035e3fbe98057e9800e85d_JaffaCakes118.exe"
    1⤵
    • Writes to the Master Boot Record (MBR)
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2444
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c C:\Windows\UNINSTAL.BAT
      2⤵
      • Deletes itself
      PID:3020
  • C:\Windows\windex.exe
    C:\Windows\windex.exe
    1⤵
    • Executes dropped EXE
    • Writes to the Master Boot Record (MBR)
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:2600
    • C:\Program Files\Internet Explorer\IEXPLORE.EXE
      "C:\Program Files\Internet Explorer\IEXPLORE.EXE"
      2⤵
        PID:2480

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Windows\UNINSTAL.BAT

      Filesize

      214B

      MD5

      835e6160d55e1f8e4ac5928d54d29eef

      SHA1

      e8b97c3d4c27da184ed670b57ec0d6f5361445b9

      SHA256

      2dd29f40bafec2352611e4af2c582e2e60afe613dacdbc3153bfa6021de0e437

      SHA512

      a21be038e0c156af2d3e0b0e7e78641b6b6eaf8bdbfafd7e064818bfe7b41b3db9fe9036ecc1f1e6ce31de876c1e6166ae78db1991ca3b4ee8baf8ac9fed4d00

    • C:\Windows\windex.exe

      Filesize

      439KB

      MD5

      0644ffe8b0035e3fbe98057e9800e85d

      SHA1

      3ee09fac1dbb768c1fc1c8a75e67256a851b210a

      SHA256

      b213d9d8de44806565f51c6dcc0eca2468db564f19fc8651f505a32476ba8f31

      SHA512

      cc891aa8a29bf6cc680bf523d847f8ab40a3fc8c9a2213eb0721bfdbd58f694bd7f529b3c05d43539e0afe3e79bdf86fc281d0eaa71a81ff4712cfbe031ad408

    • memory/2444-0-0x0000000000400000-0x00000000004E9000-memory.dmp

      Filesize

      932KB

    • memory/2444-1-0x0000000001C80000-0x0000000001CC3000-memory.dmp

      Filesize

      268KB

    • memory/2444-4-0x0000000000280000-0x0000000000281000-memory.dmp

      Filesize

      4KB

    • memory/2444-3-0x0000000000290000-0x0000000000291000-memory.dmp

      Filesize

      4KB

    • memory/2444-2-0x0000000001E40000-0x0000000001E41000-memory.dmp

      Filesize

      4KB

    • memory/2444-6-0x00000000022A0000-0x00000000022A3000-memory.dmp

      Filesize

      12KB

    • memory/2444-5-0x0000000001F50000-0x0000000001F51000-memory.dmp

      Filesize

      4KB

    • memory/2444-9-0x0000000001F60000-0x0000000001F61000-memory.dmp

      Filesize

      4KB

    • memory/2444-8-0x00000000022B0000-0x00000000022B1000-memory.dmp

      Filesize

      4KB

    • memory/2444-7-0x0000000001F80000-0x0000000001F81000-memory.dmp

      Filesize

      4KB

    • memory/2444-37-0x0000000002570000-0x0000000002571000-memory.dmp

      Filesize

      4KB

    • memory/2444-46-0x00000000025F0000-0x00000000025F1000-memory.dmp

      Filesize

      4KB

    • memory/2444-45-0x0000000002600000-0x0000000002601000-memory.dmp

      Filesize

      4KB

    • memory/2444-44-0x0000000002610000-0x0000000002611000-memory.dmp

      Filesize

      4KB

    • memory/2444-43-0x00000000025D0000-0x00000000025D1000-memory.dmp

      Filesize

      4KB

    • memory/2444-42-0x00000000025E0000-0x00000000025E1000-memory.dmp

      Filesize

      4KB

    • memory/2444-41-0x00000000025B0000-0x00000000025B1000-memory.dmp

      Filesize

      4KB

    • memory/2444-40-0x00000000025C0000-0x00000000025C1000-memory.dmp

      Filesize

      4KB

    • memory/2444-39-0x0000000002590000-0x0000000002591000-memory.dmp

      Filesize

      4KB

    • memory/2444-38-0x00000000025A0000-0x00000000025A1000-memory.dmp

      Filesize

      4KB

    • memory/2444-36-0x0000000002580000-0x0000000002581000-memory.dmp

      Filesize

      4KB

    • memory/2444-35-0x0000000002550000-0x0000000002551000-memory.dmp

      Filesize

      4KB

    • memory/2444-34-0x0000000002560000-0x0000000002561000-memory.dmp

      Filesize

      4KB

    • memory/2444-33-0x0000000002530000-0x0000000002531000-memory.dmp

      Filesize

      4KB

    • memory/2444-32-0x0000000002540000-0x0000000002541000-memory.dmp

      Filesize

      4KB

    • memory/2444-31-0x0000000002510000-0x0000000002511000-memory.dmp

      Filesize

      4KB

    • memory/2444-30-0x0000000002520000-0x0000000002521000-memory.dmp

      Filesize

      4KB

    • memory/2444-29-0x00000000023F0000-0x00000000023F1000-memory.dmp

      Filesize

      4KB

    • memory/2444-28-0x0000000002400000-0x0000000002401000-memory.dmp

      Filesize

      4KB

    • memory/2444-27-0x00000000023D0000-0x00000000023D1000-memory.dmp

      Filesize

      4KB

    • memory/2444-26-0x00000000023E0000-0x00000000023E1000-memory.dmp

      Filesize

      4KB

    • memory/2444-25-0x00000000023B0000-0x00000000023B1000-memory.dmp

      Filesize

      4KB

    • memory/2444-24-0x00000000023C0000-0x00000000023C1000-memory.dmp

      Filesize

      4KB

    • memory/2444-23-0x0000000002390000-0x0000000002391000-memory.dmp

      Filesize

      4KB

    • memory/2444-22-0x00000000023A0000-0x00000000023A1000-memory.dmp

      Filesize

      4KB

    • memory/2444-21-0x0000000002370000-0x0000000002371000-memory.dmp

      Filesize

      4KB

    • memory/2444-20-0x0000000002380000-0x0000000002381000-memory.dmp

      Filesize

      4KB

    • memory/2444-19-0x0000000002350000-0x0000000002351000-memory.dmp

      Filesize

      4KB

    • memory/2444-18-0x0000000002360000-0x0000000002361000-memory.dmp

      Filesize

      4KB

    • memory/2444-17-0x0000000002330000-0x0000000002331000-memory.dmp

      Filesize

      4KB

    • memory/2444-16-0x0000000002340000-0x0000000002341000-memory.dmp

      Filesize

      4KB

    • memory/2444-15-0x0000000002310000-0x0000000002311000-memory.dmp

      Filesize

      4KB

    • memory/2444-14-0x0000000002320000-0x0000000002321000-memory.dmp

      Filesize

      4KB

    • memory/2444-13-0x00000000022F0000-0x00000000022F1000-memory.dmp

      Filesize

      4KB

    • memory/2444-12-0x0000000002300000-0x0000000002301000-memory.dmp

      Filesize

      4KB

    • memory/2444-11-0x00000000022C0000-0x00000000022C1000-memory.dmp

      Filesize

      4KB

    • memory/2444-10-0x0000000001F70000-0x0000000001F71000-memory.dmp

      Filesize

      4KB

    • memory/2444-48-0x0000000002620000-0x0000000002621000-memory.dmp

      Filesize

      4KB

    • memory/2444-47-0x0000000002630000-0x0000000002631000-memory.dmp

      Filesize

      4KB

    • memory/2444-52-0x0000000002640000-0x0000000002641000-memory.dmp

      Filesize

      4KB

    • memory/2444-51-0x0000000002650000-0x0000000002651000-memory.dmp

      Filesize

      4KB

    • memory/2444-53-0x0000000002670000-0x0000000002671000-memory.dmp

      Filesize

      4KB

    • memory/2444-54-0x0000000002660000-0x0000000002661000-memory.dmp

      Filesize

      4KB

    • memory/2444-55-0x0000000002690000-0x0000000002691000-memory.dmp

      Filesize

      4KB

    • memory/2444-57-0x00000000026F0000-0x00000000026F1000-memory.dmp

      Filesize

      4KB

    • memory/2444-56-0x0000000002680000-0x0000000002681000-memory.dmp

      Filesize

      4KB

    • memory/2444-62-0x0000000002720000-0x0000000002721000-memory.dmp

      Filesize

      4KB

    • memory/2444-61-0x0000000002730000-0x0000000002731000-memory.dmp

      Filesize

      4KB

    • memory/2444-60-0x0000000002700000-0x0000000002701000-memory.dmp

      Filesize

      4KB

    • memory/2444-59-0x0000000002710000-0x0000000002711000-memory.dmp

      Filesize

      4KB

    • memory/2444-58-0x00000000026E0000-0x00000000026E1000-memory.dmp

      Filesize

      4KB

    • memory/2444-63-0x0000000003590000-0x0000000003591000-memory.dmp

      Filesize

      4KB

    • memory/2444-65-0x00000000035B0000-0x00000000035B1000-memory.dmp

      Filesize

      4KB

    • memory/2444-68-0x00000000035C0000-0x00000000035C1000-memory.dmp

      Filesize

      4KB

    • memory/2444-67-0x00000000035D0000-0x00000000035D1000-memory.dmp

      Filesize

      4KB

    • memory/2444-66-0x00000000035A0000-0x00000000035A1000-memory.dmp

      Filesize

      4KB

    • memory/2444-64-0x0000000002740000-0x0000000002741000-memory.dmp

      Filesize

      4KB

    • memory/2444-69-0x00000000035F0000-0x00000000035F1000-memory.dmp

      Filesize

      4KB

    • memory/2444-71-0x0000000003610000-0x0000000003611000-memory.dmp

      Filesize

      4KB

    • memory/2444-70-0x00000000035E0000-0x00000000035E1000-memory.dmp

      Filesize

      4KB

    • memory/2444-73-0x0000000003630000-0x0000000003631000-memory.dmp

      Filesize

      4KB

    • memory/2444-72-0x0000000003600000-0x0000000003601000-memory.dmp

      Filesize

      4KB

    • memory/2444-74-0x0000000003620000-0x0000000003621000-memory.dmp

      Filesize

      4KB

    • memory/2444-76-0x0000000003640000-0x0000000003641000-memory.dmp

      Filesize

      4KB

    • memory/2444-75-0x0000000003650000-0x0000000003651000-memory.dmp

      Filesize

      4KB

    • memory/2444-78-0x0000000003660000-0x0000000003661000-memory.dmp

      Filesize

      4KB

    • memory/2444-77-0x0000000003670000-0x0000000003671000-memory.dmp

      Filesize

      4KB

    • memory/2444-79-0x0000000003690000-0x0000000003691000-memory.dmp

      Filesize

      4KB

    • memory/2444-80-0x0000000003680000-0x0000000003681000-memory.dmp

      Filesize

      4KB

    • memory/2444-82-0x00000000036A0000-0x00000000036A1000-memory.dmp

      Filesize

      4KB

    • memory/2444-81-0x00000000036B0000-0x00000000036B1000-memory.dmp

      Filesize

      4KB

    • memory/2444-83-0x00000000036D0000-0x00000000036D1000-memory.dmp

      Filesize

      4KB

    • memory/2444-84-0x00000000036C0000-0x00000000036C1000-memory.dmp

      Filesize

      4KB

    • memory/2444-86-0x00000000036E0000-0x00000000036E1000-memory.dmp

      Filesize

      4KB

    • memory/2444-85-0x00000000036F0000-0x00000000036F1000-memory.dmp

      Filesize

      4KB

    • memory/2444-98-0x0000000000400000-0x00000000004E9000-memory.dmp

      Filesize

      932KB

    • memory/2444-99-0x0000000001C80000-0x0000000001CC3000-memory.dmp

      Filesize

      268KB

    • memory/2600-88-0x0000000000400000-0x00000000004E9000-memory.dmp

      Filesize

      932KB

    • memory/2600-89-0x0000000000350000-0x0000000000393000-memory.dmp

      Filesize

      268KB

    • memory/2600-101-0x0000000000400000-0x00000000004E9000-memory.dmp

      Filesize

      932KB

    • memory/2600-103-0x0000000000350000-0x0000000000393000-memory.dmp

      Filesize

      268KB