Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    12/01/2023, 18:48

General

  • Target

    16d11d38d21891939f768acbdb6bf9326ed69100.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: 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 use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:1256
    • C:\Users\Admin\AppData\Local\Temp\16d11d38d21891939f768acbdb6bf9326ed69100.exe
      "C:\Users\Admin\AppData\Local\Temp\16d11d38d21891939f768acbdb6bf9326ed69100.exe"
      2⤵
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:1080
      • 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:908
        • 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:1096
    • C:\Windows\SysWOW64\autofmt.exe
      "C:\Windows\SysWOW64\autofmt.exe"
      2⤵
        PID:1568
      • C:\Windows\SysWOW64\autoconv.exe
        "C:\Windows\SysWOW64\autoconv.exe"
        2⤵
          PID:1644
        • C:\Windows\SysWOW64\autochk.exe
          "C:\Windows\SysWOW64\autochk.exe"
          2⤵
            PID:1648
          • C:\Windows\SysWOW64\explorer.exe
            "C:\Windows\SysWOW64\explorer.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:1252
            • C:\Program Files\Mozilla Firefox\Firefox.exe
              "C:\Program Files\Mozilla Firefox\Firefox.exe"
              3⤵
                PID:1336

          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

            927KB

            MD5

            7fd80b1cc72dc580c02ca4cfbfb2592d

            SHA1

            18da905af878b27151b359cf1a7d0a650764e8a1

            SHA256

            1e6dccbdf8527abb53c289da920463b7895300d0d984cc7e91a3ecda4e673190

            SHA512

            13f7f29b5ed31c551aa5f27742557aa4d026a226087d6fcbca094819759ecc753a2c33b7422ae88dc6a4a0a966edb8485a18e59a0283ba2686cae5d78e0190a3

          • memory/1080-54-0x00000000758C1000-0x00000000758C3000-memory.dmp

            Filesize

            8KB

          • memory/1096-64-0x0000000000400000-0x000000000042F000-memory.dmp

            Filesize

            188KB

          • memory/1096-65-0x00000000006E0000-0x00000000009E3000-memory.dmp

            Filesize

            3.0MB

          • memory/1096-66-0x00000000003F0000-0x0000000000400000-memory.dmp

            Filesize

            64KB

          • memory/1252-70-0x0000000074F51000-0x0000000074F53000-memory.dmp

            Filesize

            8KB

          • memory/1252-71-0x0000000000EA0000-0x0000000001121000-memory.dmp

            Filesize

            2.5MB

          • memory/1252-72-0x0000000000080000-0x00000000000AD000-memory.dmp

            Filesize

            180KB

          • memory/1252-73-0x0000000000B70000-0x0000000000E73000-memory.dmp

            Filesize

            3.0MB

          • memory/1252-74-0x0000000000930000-0x00000000009BF000-memory.dmp

            Filesize

            572KB

          • memory/1256-67-0x0000000006190000-0x00000000062B5000-memory.dmp

            Filesize

            1.1MB

          • memory/1256-75-0x0000000004300000-0x00000000043A6000-memory.dmp

            Filesize

            664KB

          • memory/1256-76-0x0000000004300000-0x00000000043A6000-memory.dmp

            Filesize

            664KB