Analysis

  • max time kernel
    121s
  • max time network
    117s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    20-05-2024 22:37

General

  • Target

    2024-05-20_e74f9822aa60915ec053281ebb5b1f21_mafia_nionspy.exe

  • Size

    274KB

  • MD5

    e74f9822aa60915ec053281ebb5b1f21

  • SHA1

    a78da3d5873df693d372a142b900de309bf38bfb

  • SHA256

    43ad7b5b98889dde80869c308f806c12eed6dea74d00e44aae00a883c8da455c

  • SHA512

    8910a72fcaaf886da756902636cae2373262fb88575e268a81dda5b9326e3be28086034de9ec5dbaff018c4aff62889f46f48e7dd9035fda83da6c4676737642

  • SSDEEP

    6144:KYvZ6brUj+bvqHXSpWr2Kqz83Oad3Jg4PlPDIQ+KLzDDg:KYvEbrUjp3SpWggd3JBPlPDIQ3g

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\2024-05-20_e74f9822aa60915ec053281ebb5b1f21_mafia_nionspy.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-05-20_e74f9822aa60915ec053281ebb5b1f21_mafia_nionspy.exe"
    1⤵
    • Loads dropped DLL
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:2196
    • C:\Users\Admin\AppData\Roaming\Microsoft\Posix\csrssys.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\Posix\csrssys.exe" /START "C:\Users\Admin\AppData\Roaming\Microsoft\Posix\csrssys.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2872
      • C:\Users\Admin\AppData\Roaming\Microsoft\Posix\csrssys.exe
        "C:\Users\Admin\AppData\Roaming\Microsoft\Posix\csrssys.exe"
        3⤵
        • Executes dropped EXE
        PID:2540

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • \Users\Admin\AppData\Roaming\Microsoft\Posix\csrssys.exe

    Filesize

    274KB

    MD5

    cd2749ebed9b37424314fb21bca40c23

    SHA1

    8301a1fbf7e27d2aaec3eb7f37199c1e7cd67ecd

    SHA256

    a7e42ef836031411b3c5e67abc3f279fae6d9ba9c2e3fe5e413ecde67def3ce8

    SHA512

    10967f8f439d21c1a038e82cac1e2bd62390cc9cec00574148389da2c9b20d051993ec00887d72a0214015df3017257fda391e1924e0ceba3b3e57a34ebc0a98