Analysis

  • max time kernel
    149s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240704-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240704-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07/07/2024, 03:49

General

  • Target

    3bfa334b452f658ffa46b8ed3cf7b1d0N.exe

  • Size

    469KB

  • MD5

    3bfa334b452f658ffa46b8ed3cf7b1d0

  • SHA1

    ebaf6fa7ab76b2ef04809f05d861c13edfbd81fa

  • SHA256

    174c091cc77bbb7cd052640988e4ca708bb626211350e58c25ac76db89fcdb58

  • SHA512

    ba3ff4dc955c42083260231db960f4d320c72f10f76c49e29357fc123fee368b2b5970455bfc120d4decefec2c195b80e3e0e3334621cadaf1f7115fd5712a5e

  • SSDEEP

    12288:Velc87eqqV5e+wBV6O+yBEu7lC6aNnOYv:VeSqqHeVBxVEL1AYv

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 3 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Drops file in System32 directory 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of UnmapMainImage 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of UnmapMainImage
    PID:3548
    • C:\Users\Admin\AppData\Local\Temp\3bfa334b452f658ffa46b8ed3cf7b1d0N.exe
      "C:\Users\Admin\AppData\Local\Temp\3bfa334b452f658ffa46b8ed3cf7b1d0N.exe"
      2⤵
      • Adds Run key to start application
      • Drops file in System32 directory
      • Suspicious use of WriteProcessMemory
      PID:1916
      • C:\Users\Admin\AppData\Roaming\convinit\Fondconv.exe
        "C:\Users\Admin\AppData\Roaming\convinit"
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:2116
        • C:\Users\Admin\AppData\Local\Temp\~7A12.tmp
          3548 480264 2116 1
          4⤵
          • Executes dropped EXE
          • Suspicious use of WriteProcessMemory
          PID:2328
  • C:\Windows\SysWOW64\certicpl.exe
    C:\Windows\SysWOW64\certicpl.exe -s
    1⤵
    • Executes dropped EXE
    PID:3296

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\~7A12.tmp

    Filesize

    8KB

    MD5

    86dc243576cf5c7445451af37631eea9

    SHA1

    99a81c47c4c02f32c0ab456bfa23c306c7a09bf9

    SHA256

    25d2a671e1b5b5b95697ac0234ce4d46e0d0894919521b54aabebd9daecf994a

    SHA512

    c7310524f9b65f811146c1eb6ae944966351ac88a95fbc1ac422d8810730e5e212a7e28090ad758ea23c96ba38073e7fcf42460575e7f09dbc759a45c5d5a4a4

  • C:\Users\Admin\AppData\Roaming\convinit\Fondconv.exe

    Filesize

    469KB

    MD5

    0c2f15122bf6d5ed8e30bc07ae581bc7

    SHA1

    d958c248a57d2e2958392ad50a2d68c18a258d8f

    SHA256

    9650097d523e1adcd6ed2d6c0e68872fe4f0cc3ac69dadecd0d9d5022545636d

    SHA512

    895651fa38ecb5f4fc7e877bfbf865e165c6900944fd1a45472e51a73a11d6e212cfbe81d82fa9d1f1209593f11eed7a85641ac59094fba482ec2b8bc74974bf

  • memory/1916-1-0x0000000000480000-0x00000000004FE000-memory.dmp

    Filesize

    504KB

  • memory/1916-0-0x0000000000400000-0x0000000000480000-memory.dmp

    Filesize

    512KB

  • memory/1916-13-0x0000000000400000-0x0000000000480000-memory.dmp

    Filesize

    512KB

  • memory/2116-10-0x0000000000710000-0x000000000078E000-memory.dmp

    Filesize

    504KB

  • memory/2116-6-0x0000000000400000-0x0000000000480000-memory.dmp

    Filesize

    512KB

  • memory/2116-15-0x0000000000530000-0x0000000000535000-memory.dmp

    Filesize

    20KB

  • memory/2116-26-0x0000000000400000-0x0000000000480000-memory.dmp

    Filesize

    512KB

  • memory/3296-11-0x0000000000400000-0x0000000000480000-memory.dmp

    Filesize

    512KB

  • memory/3296-14-0x0000000000560000-0x00000000005DE000-memory.dmp

    Filesize

    504KB

  • memory/3296-27-0x0000000000560000-0x00000000005DE000-memory.dmp

    Filesize

    504KB

  • memory/3548-20-0x0000000008B00000-0x0000000008B85000-memory.dmp

    Filesize

    532KB

  • memory/3548-23-0x0000000003160000-0x000000000316D000-memory.dmp

    Filesize

    52KB

  • memory/3548-22-0x0000000002AD0000-0x0000000002AD6000-memory.dmp

    Filesize

    24KB

  • memory/3548-19-0x0000000008B00000-0x0000000008B85000-memory.dmp

    Filesize

    532KB