Analysis

  • max time kernel
    93s
  • max time network
    109s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19/04/2023, 02:53

General

  • Target

    22c411b0bb8f1f63feff3fc56b1e7182118b19a40013e1f12c7513a5e9eb55c6.exe

  • Size

    277KB

  • MD5

    7b26910527dbb58a59f9890bf4405a5c

  • SHA1

    c421b7f8124eca77bc9e3b3ce3165f8a8bb464cf

  • SHA256

    22c411b0bb8f1f63feff3fc56b1e7182118b19a40013e1f12c7513a5e9eb55c6

  • SHA512

    396f33772c7999162bfc4953a21bfa0f2674d4a0997c2299e8bd79a8067649b7588864ad7d0ecbba85e8f5d5caa2c1c3eae222984f78f47b3a5ef2b377a6fe62

  • SSDEEP

    6144:nXzKdNY49u8rVx6btCNGGvWz8mvP6rK01nett:4a4Ak6bsNGGvWXz01S

Score
7/10
upx

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 2 IoCs
  • UPX packed file 2 IoCs

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

  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\22c411b0bb8f1f63feff3fc56b1e7182118b19a40013e1f12c7513a5e9eb55c6.exe
    "C:\Users\Admin\AppData\Local\Temp\22c411b0bb8f1f63feff3fc56b1e7182118b19a40013e1f12c7513a5e9eb55c6.exe"
    1⤵
    • Checks computer location settings
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:4960
    • C:\Users\Admin\AppData\Local\Temp\ITS\wincsecb\264\Production\ITS SB App Switch.exe
      "C:\Users\Admin\AppData\Local\Temp\ITS\wincsecb\264\Production\ITS SB App Switch.exe"
      2⤵
      • Executes dropped EXE
      PID:2680
    • C:\Users\Admin\AppData\Local\Temp\ITS\wincsecb\264\Production\ITS SB App Switch.exe
      "C:\Users\Admin\AppData\Local\Temp\ITS\wincsecb\264\Production\ITS SB App Switch.exe"
      2⤵
      • Executes dropped EXE
      PID:4088

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Temp\ITS\wincsecb\264\Production\ITS SB App Switch.exe

          Filesize

          87KB

          MD5

          368332fca74f48697d842c5f4698ae1d

          SHA1

          0275153a1e62bd0eca0b02168895517ed66aac56

          SHA256

          3a4a5b128c3a042010824fd33b719466b0d9320aa051ca3d5f1690124766ad59

          SHA512

          fd9f1d1a4337e00fef5e9ea10a7fdf553e98df2cf2fdf818b68689a89de3c1d324de389e0c9ef863fef08a3dff8150db173b2203e9e92efaea67865e8d2805b5

        • C:\Users\Admin\AppData\Local\Temp\ITS\wincsecb\264\Production\ITS SB App Switch.exe

          Filesize

          87KB

          MD5

          368332fca74f48697d842c5f4698ae1d

          SHA1

          0275153a1e62bd0eca0b02168895517ed66aac56

          SHA256

          3a4a5b128c3a042010824fd33b719466b0d9320aa051ca3d5f1690124766ad59

          SHA512

          fd9f1d1a4337e00fef5e9ea10a7fdf553e98df2cf2fdf818b68689a89de3c1d324de389e0c9ef863fef08a3dff8150db173b2203e9e92efaea67865e8d2805b5

        • C:\Users\Admin\AppData\Local\Temp\ITS\wincsecb\264\Production\ITS SB App Switch.exe

          Filesize

          87KB

          MD5

          368332fca74f48697d842c5f4698ae1d

          SHA1

          0275153a1e62bd0eca0b02168895517ed66aac56

          SHA256

          3a4a5b128c3a042010824fd33b719466b0d9320aa051ca3d5f1690124766ad59

          SHA512

          fd9f1d1a4337e00fef5e9ea10a7fdf553e98df2cf2fdf818b68689a89de3c1d324de389e0c9ef863fef08a3dff8150db173b2203e9e92efaea67865e8d2805b5

        • memory/4960-134-0x0000000000390000-0x0000000000430000-memory.dmp

          Filesize

          640KB

        • memory/4960-147-0x0000000000390000-0x0000000000430000-memory.dmp

          Filesize

          640KB