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Analysis

  • max time kernel
    119s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    24/12/2023, 17:03

General

  • Target

    0731deb801fb9c6362422789647173b6.dll

  • Size

    21KB

  • MD5

    0731deb801fb9c6362422789647173b6

  • SHA1

    2beee438e4197538de71017710cd801c9df40507

  • SHA256

    6013ddec68951b3f8bfccff6f1115bdd0679fdf6c9af49a67d7af68eb1b9d19f

  • SHA512

    a4287ae6409aca75549a5dd76138c7f7e76d3a0cfa8a8df720a52c6e1d8df34255e2ccfc37bd2b653109f63beb87bf1d06190627d30c208afba4d43b665de0b4

  • SSDEEP

    384:vLWCpCJ6x37z8MxLvLW9GhOEv+fmuhx+VqC0eWPpnwDL9ADemjx5uo:jzZhFxLDW9Gc9fmuhxKqCCyL93mP

Score
8/10

Malware Config

Signatures

  • Stops running service(s) 3 TTPs
  • UPX packed file 5 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Launches sc.exe 4 IoCs

    Sc.exe is a Windows utlilty to control services on the system.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 8 IoCs
  • Suspicious use of WriteProcessMemory 27 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\0731deb801fb9c6362422789647173b6.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1668
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\0731deb801fb9c6362422789647173b6.dll,#1
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:628
      • C:\Windows\SysWOW64\reg.exe
        C:\Windows\System32\reg.exe import "C:\Users\Admin\sqfo.avi"
        3⤵
          PID:2316
        • C:\Windows\SysWOW64\sc.exe
          C:\Windows\System32\sc.exe stop PolicyAgent
          3⤵
          • Launches sc.exe
          PID:2352
        • C:\Windows\SysWOW64\sc.exe
          C:\Windows\System32\sc.exe config PolicyAgent start=auto
          3⤵
          • Launches sc.exe
          PID:1704
        • C:\Windows\SysWOW64\sc.exe
          C:\Windows\System32\sc.exe start PolicyAgent
          3⤵
          • Launches sc.exe
          PID:2548
        • C:\Windows\SysWOW64\sc.exe
          C:\Windows\System32\sc.exe stop PolicyAgent
          3⤵
          • Launches sc.exe
          PID:2648

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\sqfo.avi

      Filesize

      56KB

      MD5

      bc8025bc98da7f4ed891c9f9991d3ff1

      SHA1

      70a69a7fcebe9b43f00a1fa713e3a0621bf3ac6d

      SHA256

      59b9dc39d69f8b0aa350f550e42e632b396237865776d0ce75477f8fe3f9016f

      SHA512

      7f772261e003d2df9162ae4aeaab2bda674ee2721b3300cc8b2a2f4904af6bc9c565c7f2c3e67a7394eb1a387860a2544fc5bdc3e6de384b664f8d232ad6acf5

    • memory/628-2-0x0000000000400000-0x000000000041F000-memory.dmp

      Filesize

      124KB

    • memory/628-3-0x0000000000400000-0x000000000041F000-memory.dmp

      Filesize

      124KB

    • memory/628-1-0x0000000000400000-0x000000000041F000-memory.dmp

      Filesize

      124KB

    • memory/628-0-0x0000000000400000-0x000000000041F000-memory.dmp

      Filesize

      124KB

    • memory/628-15-0x0000000000400000-0x000000000041F000-memory.dmp

      Filesize

      124KB