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Analysis

  • max time kernel
    148s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230915-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03/10/2023, 18:39

General

  • Target

    SecuriteInfo.com.Win32.PWSX-gen.24110.16531.exe

  • Size

    647KB

  • MD5

    77228713b1ae12efaddd001535782c1d

  • SHA1

    a8270c88399a47d739289190f1a06da12d55afbc

  • SHA256

    8a6c6cf2621bc864fe773ead086f95b0d95a6d959f0920b59c571242ef5aa126

  • SHA512

    b1ce8a004fc08c09715ac6459556f2d8d6cbeee9c34d1efd9584ccdba982349b868676f238a655224eb9705e467d1abff008b84c9095469b96dea2a211b20a29

  • SSDEEP

    12288:AJysnoROJFmRp7OCy+RFS5p/IoGB5EErDIrQz+CUB8QvpKU8b6ZsZKpn6s+jfOF5:IoqMRp7OCZ2DGB5EErh2vp+OZsns+i

Malware Config

Signatures

  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Looks up external IP address via web service 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.24110.16531.exe
    "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.24110.16531.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2384
    • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.24110.16531.exe
      "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.24110.16531.exe"
      2⤵
        PID:1636
      • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.24110.16531.exe
        "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.24110.16531.exe"
        2⤵
        • Adds Run key to start application
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1092

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\SecuriteInfo.com.Win32.PWSX-gen.24110.16531.exe.log

      Filesize

      1KB

      MD5

      8ec831f3e3a3f77e4a7b9cd32b48384c

      SHA1

      d83f09fd87c5bd86e045873c231c14836e76a05c

      SHA256

      7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

      SHA512

      26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

    • memory/1092-13-0x0000000000400000-0x0000000000444000-memory.dmp

      Filesize

      272KB

    • memory/1092-24-0x0000000004F10000-0x0000000004F20000-memory.dmp

      Filesize

      64KB

    • memory/1092-23-0x0000000074E70000-0x0000000075620000-memory.dmp

      Filesize

      7.7MB

    • memory/1092-22-0x0000000006520000-0x0000000006570000-memory.dmp

      Filesize

      320KB

    • memory/1092-19-0x0000000005190000-0x00000000051F6000-memory.dmp

      Filesize

      408KB

    • memory/1092-17-0x0000000004F10000-0x0000000004F20000-memory.dmp

      Filesize

      64KB

    • memory/1092-16-0x0000000074E70000-0x0000000075620000-memory.dmp

      Filesize

      7.7MB

    • memory/2384-5-0x0000000005090000-0x000000000509A000-memory.dmp

      Filesize

      40KB

    • memory/2384-6-0x0000000005440000-0x00000000054DC000-memory.dmp

      Filesize

      624KB

    • memory/2384-10-0x0000000005390000-0x00000000053A0000-memory.dmp

      Filesize

      64KB

    • memory/2384-11-0x0000000005380000-0x000000000538C000-memory.dmp

      Filesize

      48KB

    • memory/2384-12-0x000000000D1B0000-0x000000000D22E000-memory.dmp

      Filesize

      504KB

    • memory/2384-8-0x0000000005370000-0x000000000537A000-memory.dmp

      Filesize

      40KB

    • memory/2384-7-0x0000000005300000-0x000000000531A000-memory.dmp

      Filesize

      104KB

    • memory/2384-9-0x0000000074E70000-0x0000000075620000-memory.dmp

      Filesize

      7.7MB

    • memory/2384-0-0x0000000074E70000-0x0000000075620000-memory.dmp

      Filesize

      7.7MB

    • memory/2384-18-0x0000000074E70000-0x0000000075620000-memory.dmp

      Filesize

      7.7MB

    • memory/2384-4-0x0000000005390000-0x00000000053A0000-memory.dmp

      Filesize

      64KB

    • memory/2384-3-0x0000000005110000-0x00000000051A2000-memory.dmp

      Filesize

      584KB

    • memory/2384-2-0x0000000005620000-0x0000000005BC4000-memory.dmp

      Filesize

      5.6MB

    • memory/2384-1-0x0000000000630000-0x00000000006D6000-memory.dmp

      Filesize

      664KB