Analysis

  • max time kernel
    128s
  • max time network
    143s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230703-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29/08/2023, 18:11

General

  • Target

    d708830d36f9af00b77e891377d2e787_mafia_JC.exe

  • Size

    500KB

  • MD5

    d708830d36f9af00b77e891377d2e787

  • SHA1

    0986aba75cdada7eaaf9d250b7f31f26ccd5b52f

  • SHA256

    df9baaeac804a24cf8461d3a39c6e5917d0ddb34ecadca92dea0c5e0639afcda

  • SHA512

    4c94edce692ef6aee2cabea2ce4877b0118ebf63b1a8775f0b85a57d143959270e3c635fb372a3057590db837ccf2766d4ac88cbcb0c86487d63469cb6bb0a17

  • SSDEEP

    12288:tbEqkIX9IoqwhJmWYUXBDcLP7jGKk1XKdsKFWS:tbRk++whzBIP7jCJS

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Drops desktop.ini file(s) 2 IoCs
  • Drops file in Windows directory 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • Modifies system certificate store 2 TTPs 5 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d708830d36f9af00b77e891377d2e787_mafia_JC.exe
    "C:\Users\Admin\AppData\Local\Temp\d708830d36f9af00b77e891377d2e787_mafia_JC.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:976
    • C:\Users\Admin\AppData\Local\Temp\n3893\s3893.exe
      "C:\Users\Admin\AppData\Local\Temp\n3893\s3893.exe" ins.exe /h 3c35a.api.socdn.com /e 11968343 /u 5280fe20-efa8-4c56-acec-17bc0a000013 /v "C:\Users\Admin\AppData\Local\Temp\d708830d36f9af00b77e891377d2e787_mafia_JC.exe"
      2⤵
      • Executes dropped EXE
      • Drops desktop.ini file(s)
      • Drops file in Windows directory
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:1536
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 976 -s 4444
      2⤵
      • Program crash
      PID:4984
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 976 -ip 976
    1⤵
      PID:2240

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\n3893\s3893.exe

      Filesize

      286KB

      MD5

      c268c937148a046322219b77c5a031b0

      SHA1

      e83ed15c7ef694a2281955a16ffeec0672c56107

      SHA256

      c913057e15ac6b27b204be58b52132d62901746075faa298bb0d08c84958d51e

      SHA512

      44cc28c7a707a37e49afdd23af42a620a8eb78f7b54913b41d8cd5eadd5ea37a6eb16e83d99dd75bbc736e70970a7c94b33d55950ed3dda45302477ea3868a19

    • C:\Users\Admin\AppData\Local\Temp\n3893\s3893.exe

      Filesize

      286KB

      MD5

      c268c937148a046322219b77c5a031b0

      SHA1

      e83ed15c7ef694a2281955a16ffeec0672c56107

      SHA256

      c913057e15ac6b27b204be58b52132d62901746075faa298bb0d08c84958d51e

      SHA512

      44cc28c7a707a37e49afdd23af42a620a8eb78f7b54913b41d8cd5eadd5ea37a6eb16e83d99dd75bbc736e70970a7c94b33d55950ed3dda45302477ea3868a19

    • C:\Users\Admin\AppData\Local\Temp\n3893\s3893.exe

      Filesize

      286KB

      MD5

      c268c937148a046322219b77c5a031b0

      SHA1

      e83ed15c7ef694a2281955a16ffeec0672c56107

      SHA256

      c913057e15ac6b27b204be58b52132d62901746075faa298bb0d08c84958d51e

      SHA512

      44cc28c7a707a37e49afdd23af42a620a8eb78f7b54913b41d8cd5eadd5ea37a6eb16e83d99dd75bbc736e70970a7c94b33d55950ed3dda45302477ea3868a19

    • memory/1536-35-0x0000000000D70000-0x0000000000D80000-memory.dmp

      Filesize

      64KB

    • memory/1536-37-0x000000001FC70000-0x000000001FCD2000-memory.dmp

      Filesize

      392KB

    • memory/1536-13-0x0000000000D70000-0x0000000000D80000-memory.dmp

      Filesize

      64KB

    • memory/1536-27-0x00000000003C0000-0x000000000040C000-memory.dmp

      Filesize

      304KB

    • memory/1536-28-0x000000001B490000-0x000000001B49A000-memory.dmp

      Filesize

      40KB

    • memory/1536-31-0x000000001C3B0000-0x000000001C87E000-memory.dmp

      Filesize

      4.8MB

    • memory/1536-32-0x000000001C880000-0x000000001C91C000-memory.dmp

      Filesize

      624KB

    • memory/1536-33-0x000000001B4A0000-0x000000001B4A8000-memory.dmp

      Filesize

      32KB

    • memory/1536-34-0x0000000000D70000-0x0000000000D80000-memory.dmp

      Filesize

      64KB

    • memory/1536-11-0x00007FFF86270000-0x00007FFF86C11000-memory.dmp

      Filesize

      9.6MB

    • memory/1536-36-0x0000000000D70000-0x0000000000D80000-memory.dmp

      Filesize

      64KB

    • memory/1536-12-0x00007FFF86270000-0x00007FFF86C11000-memory.dmp

      Filesize

      9.6MB

    • memory/1536-38-0x0000000020210000-0x000000002034C000-memory.dmp

      Filesize

      1.2MB

    • memory/1536-40-0x00007FFF86270000-0x00007FFF86C11000-memory.dmp

      Filesize

      9.6MB

    • memory/1536-39-0x0000000020860000-0x0000000020D6E000-memory.dmp

      Filesize

      5.1MB

    • memory/1536-41-0x00007FFF86270000-0x00007FFF86C11000-memory.dmp

      Filesize

      9.6MB

    • memory/1536-42-0x0000000000D70000-0x0000000000D80000-memory.dmp

      Filesize

      64KB

    • memory/1536-43-0x0000000020D70000-0x0000000020E70000-memory.dmp

      Filesize

      1024KB

    • memory/1536-44-0x0000000000D70000-0x0000000000D80000-memory.dmp

      Filesize

      64KB

    • memory/1536-45-0x0000000000D70000-0x0000000000D80000-memory.dmp

      Filesize

      64KB

    • memory/1536-46-0x0000000000D70000-0x0000000000D80000-memory.dmp

      Filesize

      64KB

    • memory/1536-47-0x0000000000D70000-0x0000000000D80000-memory.dmp

      Filesize

      64KB

    • memory/1536-48-0x0000000020D70000-0x0000000020E70000-memory.dmp

      Filesize

      1024KB

    • memory/1536-50-0x00007FFF86270000-0x00007FFF86C11000-memory.dmp

      Filesize

      9.6MB