Analysis

  • max time kernel
    142s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-01-2024 15:53

General

  • Target

    2024-01-25_e6a2ceb6dc18ffbdf8882fa62139986d_mafia_nionspy.exe

  • Size

    274KB

  • MD5

    e6a2ceb6dc18ffbdf8882fa62139986d

  • SHA1

    077ee6b79d80248ebc330cca4ff6edd5d63871e0

  • SHA256

    40518baff3f8a37752df4005574950ac2fe02a69f717242160cbc4061ef65a39

  • SHA512

    ce7e3dbcaf1044526979d8769e85ad0686e1fee341e390a9bc2b06b879e8405eb719bb0daa762e60b4d5df0542c5aa60f5adabef16c9fa8227269cfc25632c6d

  • SSDEEP

    6144:yYvZ6brUj+bvqHXSpWr2Kqz83Oad3Jg4PlPDIQ+KLzDDg:yYvEbrUjp3SpWggd3JBPlPDIQ3g

Score
10/10

Malware Config

Signatures

  • Kinsing

    Kinsing is a loader written in Golang.

  • 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).

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-01-25_e6a2ceb6dc18ffbdf8882fa62139986d_mafia_nionspy.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-01-25_e6a2ceb6dc18ffbdf8882fa62139986d_mafia_nionspy.exe"
    1⤵
    • Checks computer location settings
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:1008
    • C:\Users\Admin\AppData\Roaming\Microsoft\XMMC\csrssys.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\XMMC\csrssys.exe" /START "C:\Users\Admin\AppData\Roaming\Microsoft\XMMC\csrssys.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:760
      • C:\Users\Admin\AppData\Roaming\Microsoft\XMMC\csrssys.exe
        "C:\Users\Admin\AppData\Roaming\Microsoft\XMMC\csrssys.exe"
        3⤵
        • Executes dropped EXE
        PID:968

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    274KB

    MD5

    ccc8a1521f70a10cae8d1542a3bc8eed

    SHA1

    90366f2df6bebf09dd1505144c43ccc17c34e39e

    SHA256

    b991e967a6b54c16bf36340117cb092dad30a4d29bcfb4620d7d5e1ec1b4794d

    SHA512

    a8e1a8a4a6a71131693afa3255fabcdfa29c7fffb4791f9332931bb9ed4bd8e9560c3be92fc9e575938a78a582ce7ce1b45c301c5780261c3c28a28a57c07f17