Analysis

  • max time kernel
    149s
  • max time network
    147s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    12/01/2023, 14:24

General

  • Target

    PRE ALERT NOTICE.exe

  • Size

    354KB

  • MD5

    06bcb9616a54e2762e3ff8ffb3ac7c83

  • SHA1

    16d11d38d21891939f768acbdb6bf9326ed69100

  • SHA256

    7c530b0b55443db7e966b7420b27fb6ed79f8e70fc349fb00087f6d1e4b7cc25

  • SHA512

    b4f9b869e420ba6ae7e54462556a2da4379d9b5d8b0fe8beb4e22668abb35e4070be22bc0d272a287153bc0328c18962e750037d8f086284c438021cfcd21825

  • SSDEEP

    6144:kYa6TmPuL+3v6pfqe10A0MJHCwOTiRAf1yWwBYUig51cF96EQ1:kYBR+3MCeu0dy4Af1yWeYUigDcF96EQ1

Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 2 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Loads dropped DLL 3 IoCs
  • Suspicious use of SetThreadContext 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 28 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SendNotifyMessage 2 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:1244
    • C:\Users\Admin\AppData\Local\Temp\PRE ALERT NOTICE.exe
      "C:\Users\Admin\AppData\Local\Temp\PRE ALERT NOTICE.exe"
      2⤵
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:852
      • C:\Users\Admin\AppData\Local\Temp\qdoktiy.exe
        "C:\Users\Admin\AppData\Local\Temp\qdoktiy.exe" C:\Users\Admin\AppData\Local\Temp\kudajbqj.g
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Suspicious use of SetThreadContext
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of WriteProcessMemory
        PID:964
        • C:\Users\Admin\AppData\Local\Temp\qdoktiy.exe
          "C:\Users\Admin\AppData\Local\Temp\qdoktiy.exe"
          4⤵
          • Executes dropped EXE
          • Checks computer location settings
          • Suspicious use of SetThreadContext
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious behavior: MapViewOfSection
          • Suspicious use of AdjustPrivilegeToken
          PID:700
    • C:\Windows\SysWOW64\msdt.exe
      "C:\Windows\SysWOW64\msdt.exe"
      2⤵
      • Loads dropped DLL
      • Suspicious use of SetThreadContext
      • Modifies Internet Explorer settings
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1500
      • C:\Program Files\Mozilla Firefox\Firefox.exe
        "C:\Program Files\Mozilla Firefox\Firefox.exe"
        3⤵
          PID:540

    Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

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          Downloads

          • C:\Users\Admin\AppData\Local\Temp\kudajbqj.g

            Filesize

            5KB

            MD5

            aeb6a2dc2a4a22cf5de4f56661f20e16

            SHA1

            0fa071ff4fd4bf35d96f8fb4f7b45ab0b8521515

            SHA256

            168ffda172997e02f01e7c8c4cd2b30ffc4b7366f1acfbe029353d13c99990a1

            SHA512

            b88afc2d2515b4ae106f63af889f94d09d85bb35bc9ec6e915c3e60c06b1ac7df925348a0b0806f126906280907117b6db9bd4f42eadbccaaf1aed29d8dda6fa

          • C:\Users\Admin\AppData\Local\Temp\nynof.ibc

            Filesize

            206KB

            MD5

            d5ca5091a7377bc2fd2fbb271dcd8338

            SHA1

            f2629ea5132238f563f4ab615b05c2dce8fcf796

            SHA256

            5e6f7370f76d2986adafb7c2aebda820bf28d334c61b553eb15dddbd58078814

            SHA512

            3096e32fa82b7c67cc869c49f2b11353cb06ab9a6316f96c158f1b41963778f04f2b65e0b1424d858aa83f90d8c3dcc7ad1eb18c779625e2f49ad36d64fef9dc

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

            Filesize

            52KB

            MD5

            3bc5576964618b8c5f6241c4247ca04b

            SHA1

            0876a0b44bfccdfdccf609898b803bdf6845ec5d

            SHA256

            0a82b92f315096ef1ca9518947a34b751ed49b366d1a2196fbcde1b517e4a998

            SHA512

            1aecaae7a5c6dcc7cf43f8e913ce5059e85d9ee5580e01779b27040fb7661e0e95f559d19afbafba62b21ff03d9689ae739552a9c63e57923a20d08e0c440454

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

            Filesize

            52KB

            MD5

            3bc5576964618b8c5f6241c4247ca04b

            SHA1

            0876a0b44bfccdfdccf609898b803bdf6845ec5d

            SHA256

            0a82b92f315096ef1ca9518947a34b751ed49b366d1a2196fbcde1b517e4a998

            SHA512

            1aecaae7a5c6dcc7cf43f8e913ce5059e85d9ee5580e01779b27040fb7661e0e95f559d19afbafba62b21ff03d9689ae739552a9c63e57923a20d08e0c440454

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

            Filesize

            52KB

            MD5

            3bc5576964618b8c5f6241c4247ca04b

            SHA1

            0876a0b44bfccdfdccf609898b803bdf6845ec5d

            SHA256

            0a82b92f315096ef1ca9518947a34b751ed49b366d1a2196fbcde1b517e4a998

            SHA512

            1aecaae7a5c6dcc7cf43f8e913ce5059e85d9ee5580e01779b27040fb7661e0e95f559d19afbafba62b21ff03d9689ae739552a9c63e57923a20d08e0c440454

          • \Users\Admin\AppData\Local\Temp\qdoktiy.exe

            Filesize

            52KB

            MD5

            3bc5576964618b8c5f6241c4247ca04b

            SHA1

            0876a0b44bfccdfdccf609898b803bdf6845ec5d

            SHA256

            0a82b92f315096ef1ca9518947a34b751ed49b366d1a2196fbcde1b517e4a998

            SHA512

            1aecaae7a5c6dcc7cf43f8e913ce5059e85d9ee5580e01779b27040fb7661e0e95f559d19afbafba62b21ff03d9689ae739552a9c63e57923a20d08e0c440454

          • \Users\Admin\AppData\Local\Temp\qdoktiy.exe

            Filesize

            52KB

            MD5

            3bc5576964618b8c5f6241c4247ca04b

            SHA1

            0876a0b44bfccdfdccf609898b803bdf6845ec5d

            SHA256

            0a82b92f315096ef1ca9518947a34b751ed49b366d1a2196fbcde1b517e4a998

            SHA512

            1aecaae7a5c6dcc7cf43f8e913ce5059e85d9ee5580e01779b27040fb7661e0e95f559d19afbafba62b21ff03d9689ae739552a9c63e57923a20d08e0c440454

          • \Users\Admin\AppData\Local\Temp\sqlite3.dll

            Filesize

            1.0MB

            MD5

            ce5c15b5092877974d5b6476ad1cb2d7

            SHA1

            76a6fc307d1524081cba1886d312df97c9dd658f

            SHA256

            1f1a186ea26bd2462ea2a9cf35a816b92caf0897fdf332af3a61569e0ba97b24

            SHA512

            bb9ced38c63d2a29e18c38f60020cfdf0161384cd4ad6328352626643becdf49f6b4bef47012391720344fdd8ad520aa802dcbbed15b5026d27eb93b0a839c90

          • memory/700-64-0x0000000000400000-0x000000000042F000-memory.dmp

            Filesize

            188KB

          • memory/700-65-0x00000000006F0000-0x00000000009F3000-memory.dmp

            Filesize

            3.0MB

          • memory/700-66-0x0000000000270000-0x0000000000280000-memory.dmp

            Filesize

            64KB

          • memory/852-54-0x0000000075FF1000-0x0000000075FF3000-memory.dmp

            Filesize

            8KB

          • memory/1244-74-0x0000000004920000-0x00000000049E7000-memory.dmp

            Filesize

            796KB

          • memory/1244-67-0x0000000004E10000-0x0000000004F0F000-memory.dmp

            Filesize

            1020KB

          • memory/1244-76-0x0000000004920000-0x00000000049E7000-memory.dmp

            Filesize

            796KB

          • memory/1500-71-0x00000000000C0000-0x00000000000ED000-memory.dmp

            Filesize

            180KB

          • memory/1500-73-0x0000000000AE0000-0x0000000000B6F000-memory.dmp

            Filesize

            572KB

          • memory/1500-72-0x00000000023B0000-0x00000000026B3000-memory.dmp

            Filesize

            3.0MB

          • memory/1500-75-0x00000000000C0000-0x00000000000ED000-memory.dmp

            Filesize

            180KB

          • memory/1500-70-0x0000000000EB0000-0x0000000000FA4000-memory.dmp

            Filesize

            976KB