Resubmissions

27-10-2022 16:05

221027-tjzfbacfg5 10

20-10-2022 21:03

221020-zv75gsedhj 8

Analysis

  • max time kernel
    136s
  • max time network
    149s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    20-10-2022 21:03

General

  • Target

    1480777c361ac1d398cc26c90215de629733f66d60dcbd5970700db0ce786ae1.dll

  • Size

    973KB

  • MD5

    8c658b9b02814927124351484c42a272

  • SHA1

    85c346b2d6d0306a5bf7f276e82d9984c167e8ea

  • SHA256

    1480777c361ac1d398cc26c90215de629733f66d60dcbd5970700db0ce786ae1

  • SHA512

    28f9fcd72e5beceef4e7442e7bac02c0b5060c71403af34aabb78f4871c28bfdf88f4a50da8988fbbc07429466db6c05dd4f3292cabedf913ccbd532086deba3

  • SSDEEP

    12288:bDDjN50jO7rPxxYnCOWMrZlTf6ahp+3NV6ZZveATYAyvPzXTwnX1cQ47gcckpPWy:/vf3ZKnZDyYxr6AVIY7wOM058ZxM

Score
8/10

Malware Config

Signatures

  • Blocklisted process makes network request 4 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\1480777c361ac1d398cc26c90215de629733f66d60dcbd5970700db0ce786ae1.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1388
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\1480777c361ac1d398cc26c90215de629733f66d60dcbd5970700db0ce786ae1.dll,#1
      2⤵
      • Blocklisted process makes network request
      • Suspicious use of WriteProcessMemory
      PID:1536
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c "echo Commands" >> C:\Users\Admin\AppData\Local\Temp\C5B4.tmp
        3⤵
          PID:760
        • C:\Windows\SysWOW64\cmd.exe
          cmd /c "dir" >> C:\Users\Admin\AppData\Local\Temp\C5B4.tmp
          3⤵
            PID:1796

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

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      Downloads

      • C:\Users\Admin\AppData\Local\Temp\C5B4.tmp
        Filesize

        3KB

        MD5

        bfd5066b7a16fe69b18de8253ee3ba9f

        SHA1

        f25b2f3e34e45f974efb174125d60bd9bebfc836

        SHA256

        aededac5c125ee5f74342b81232162f717bcdda82249599a19b113dc6a78716a

        SHA512

        9b763fa5083f9cb8edbabb0b0e0da46cd943ac05820abb413aa723d425b79a5c23454e4e2c8196ca42b872fe7f7e55186841e8e2ae06306ab36bf4d721c75b3c

      • C:\Users\Admin\AppData\Local\Temp\C5B4.tmp
        Filesize

        3KB

        MD5

        bfd5066b7a16fe69b18de8253ee3ba9f

        SHA1

        f25b2f3e34e45f974efb174125d60bd9bebfc836

        SHA256

        aededac5c125ee5f74342b81232162f717bcdda82249599a19b113dc6a78716a

        SHA512

        9b763fa5083f9cb8edbabb0b0e0da46cd943ac05820abb413aa723d425b79a5c23454e4e2c8196ca42b872fe7f7e55186841e8e2ae06306ab36bf4d721c75b3c

      • memory/760-61-0x0000000000000000-mapping.dmp
      • memory/1536-54-0x0000000000000000-mapping.dmp
      • memory/1536-55-0x00000000768A1000-0x00000000768A3000-memory.dmp
        Filesize

        8KB

      • memory/1536-56-0x0000000000A70000-0x0000000000B68000-memory.dmp
        Filesize

        992KB

      • memory/1536-58-0x00000000001D0000-0x00000000001DF000-memory.dmp
        Filesize

        60KB

      • memory/1536-57-0x00000000001D0000-0x00000000001DF000-memory.dmp
        Filesize

        60KB

      • memory/1536-59-0x00000000001B0000-0x00000000001BE000-memory.dmp
        Filesize

        56KB

      • memory/1536-60-0x00000000001D0000-0x00000000001DF000-memory.dmp
        Filesize

        60KB

      • memory/1796-62-0x0000000000000000-mapping.dmp