Analysis

  • max time kernel
    123s
  • max time network
    126s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    05-03-2024 09:36

General

  • Target

    2024-03-05_890d7a807648fb249604cbeac204fd30_mafia_nionspy.exe

  • Size

    328KB

  • MD5

    890d7a807648fb249604cbeac204fd30

  • SHA1

    5898d82f664c54fee0e1f981bcff9db27410cc9b

  • SHA256

    19992e7ff5474db26d04dc0e60ee27f48084fedf9468a0d273c421924c18a652

  • SHA512

    16b0c5d92f7e83449a4aca7ac9740c365d25abb5b4fb49bb917cf6d5ce8eee98b166ca0da05728ce0329dee86a9ec1a4b552c58a8463fedbb5d984b9c75e0cff

  • SSDEEP

    6144:E2+JS2sFafI8U0obHCW/2a7XQcsPMjVWrG89gkPzDh1v:E2TFafJiHCWBWPMjVWrXf1v

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 4 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies registry class 28 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-03-05_890d7a807648fb249604cbeac204fd30_mafia_nionspy.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-03-05_890d7a807648fb249604cbeac204fd30_mafia_nionspy.exe"
    1⤵
    • Loads dropped DLL
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:2860
    • C:\Users\Admin\AppData\Roaming\Microsoft\SysWOW_x86_64\csrssys.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\SysWOW_x86_64\csrssys.exe" /START "C:\Users\Admin\AppData\Roaming\Microsoft\SysWOW_x86_64\csrssys.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2648
      • C:\Users\Admin\AppData\Roaming\Microsoft\SysWOW_x86_64\csrssys.exe
        "C:\Users\Admin\AppData\Roaming\Microsoft\SysWOW_x86_64\csrssys.exe"
        3⤵
        • Executes dropped EXE
        PID:2544

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Roaming\Microsoft\SysWOW_x86_64\csrssys.exe

    Filesize

    328KB

    MD5

    87acf24fb19c8dadb8fbf63085cc3bdd

    SHA1

    67d3155940eeab6bf06cd2909ae098a73620099e

    SHA256

    89f34f5e9bdccab43a2372a8ca95bc8cdcffa96e54ecfb06d7796ac1393e1eab

    SHA512

    3c55252a9bc218abfb41931e45d21b9736a5662f6fde3ac0dd6b78b0fdcbbc3957e224bb39891382bb0fd0689caac26fc3353898090d6b5f2d3883dcc171ef39