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Analysis

  • max time kernel
    42s
  • max time network
    46s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    29/11/2022, 09:14

General

  • Target

    4d8b266dd6838aefd4c9110c9371d747cb9c2fcc2338ef0f628e3c43630ede20.exe

  • Size

    541KB

  • MD5

    00c60e1945d9584792f3691b82378bd0

  • SHA1

    1a3c59f04840e88c8574156571fe9473d4d1e73f

  • SHA256

    4d8b266dd6838aefd4c9110c9371d747cb9c2fcc2338ef0f628e3c43630ede20

  • SHA512

    e501057cf6120aaeba933897c5208897e9b00b41f34e2c1e69ec75754daf6c8a7b2e83edc7d8c4c42b4cf2c095311f428ee63e99dde78a154fec333839e6d8cf

  • SSDEEP

    12288:Iu3URWtsYf8PemjE8h0UxH9ND6fvhMrf1seW2/ag2nR:IkQe8PemjTh0Ul/8vh+qUAR

Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Modifies AppInit DLL entries 2 TTPs
  • Drops file in Program Files directory 2 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4d8b266dd6838aefd4c9110c9371d747cb9c2fcc2338ef0f628e3c43630ede20.exe
    "C:\Users\Admin\AppData\Local\Temp\4d8b266dd6838aefd4c9110c9371d747cb9c2fcc2338ef0f628e3c43630ede20.exe"
    1⤵
    • Drops file in Program Files directory
    • Suspicious use of UnmapMainImage
    PID:696
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {717B1D61-59AB-4D92-80B0-BFAC9F765D56} S-1-5-18:NT AUTHORITY\System:Service:
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2012
    • C:\PROGRA~3\Mozilla\sgfgrig.exe
      C:\PROGRA~3\Mozilla\sgfgrig.exe -smuvcxh
      2⤵
      • Executes dropped EXE
      • Drops file in Program Files directory
      • Suspicious use of UnmapMainImage
      PID:1384

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\PROGRA~3\Mozilla\sgfgrig.exe

    Filesize

    541KB

    MD5

    6d2549d68fb8bb18691ab8c87f67b3c5

    SHA1

    ca22875e8d0f47661566e7ace45f099f959107c5

    SHA256

    e0df1abc23af2a4b6748845d599b760b71852bad5f04f881b6db4294e38a34fa

    SHA512

    a2648dcbd79addea9b677b8d8faea726c57538ee676044d4d125ea5ad08af9e321797b10d48283a04800688cbc430e05bebc7cf02abc633818236540468ef577

  • C:\PROGRA~3\Mozilla\sgfgrig.exe

    Filesize

    541KB

    MD5

    6d2549d68fb8bb18691ab8c87f67b3c5

    SHA1

    ca22875e8d0f47661566e7ace45f099f959107c5

    SHA256

    e0df1abc23af2a4b6748845d599b760b71852bad5f04f881b6db4294e38a34fa

    SHA512

    a2648dcbd79addea9b677b8d8faea726c57538ee676044d4d125ea5ad08af9e321797b10d48283a04800688cbc430e05bebc7cf02abc633818236540468ef577

  • memory/696-54-0x00000000764D1000-0x00000000764D3000-memory.dmp

    Filesize

    8KB

  • memory/696-55-0x00000000002D0000-0x000000000032B000-memory.dmp

    Filesize

    364KB

  • memory/696-56-0x0000000000400000-0x000000000045B000-memory.dmp

    Filesize

    364KB

  • memory/696-57-0x0000000000400000-0x000000000045B000-memory.dmp

    Filesize

    364KB

  • memory/696-58-0x0000000000400000-0x000000000045B000-memory.dmp

    Filesize

    364KB

  • memory/1384-63-0x0000000000350000-0x00000000003AB000-memory.dmp

    Filesize

    364KB

  • memory/1384-64-0x0000000000400000-0x000000000045B000-memory.dmp

    Filesize

    364KB

  • memory/1384-65-0x0000000000400000-0x000000000045B000-memory.dmp

    Filesize

    364KB