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Analysis

  • max time kernel
    140s
  • max time network
    126s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11/08/2024, 12:51

General

  • Target

    2024-08-11_5f65453767848eb5978ba1e6d1528e8a_mafia_nionspy.exe

  • Size

    280KB

  • MD5

    5f65453767848eb5978ba1e6d1528e8a

  • SHA1

    a2b7355356d8a693256f0cd99a18a262fe449c95

  • SHA256

    cea8d1ebadf8352bb5f6fef97267cced01a7208b2eaf2d9f7f37705cc759b64b

  • SHA512

    98a4a62ff3562b72933df0166a6056c4272d7b0b91d8b6f0f978ded36e2de9edbdb34eca326f3007d80fa00fd5511fc4ff2c347a7e3808498d955a7303ef1c19

  • SSDEEP

    6144:5Tz+WrPFZvTXb4RyW42vFlOloh2E+7pYUozDK:5TBPFV0RyWl3h2E+7pl

Score
7/10

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
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies registry class 30 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-08-11_5f65453767848eb5978ba1e6d1528e8a_mafia_nionspy.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-08-11_5f65453767848eb5978ba1e6d1528e8a_mafia_nionspy.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:544
    • C:\Users\Admin\AppData\Roaming\Microsoft\Posix\sidebar2.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\Posix\sidebar2.exe" /START "C:\Users\Admin\AppData\Roaming\Microsoft\Posix\sidebar2.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2888
      • C:\Users\Admin\AppData\Roaming\Microsoft\Posix\sidebar2.exe
        "C:\Users\Admin\AppData\Roaming\Microsoft\Posix\sidebar2.exe"
        3⤵
        • Executes dropped EXE
        PID:3936

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Roaming\Microsoft\Posix\sidebar2.exe

    Filesize

    280KB

    MD5

    867c706a0c37796d96bd7792d918c80b

    SHA1

    a3f7be1380a07ee0ba97f84d4fa44b2a3e5526c8

    SHA256

    f6625852aabce11b85b990743e31a0cccfdacbc7a317eec94d250e46b74f1ede

    SHA512

    5f160514418ae887d900df08c771a7ad0ee62ca6b75d65666402be019ece1511aeb2f56d608bc82256f4b0d95b5948442bcfc9dab1f4fb858c76146f0305b29d