Analysis

  • max time kernel
    140s
  • max time network
    142s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    10-11-2020 07:01

General

  • Target

    ce9b80d650f09360e83a39dfad49c3ec7f4a827bc5a470344cd8573938818bbb.exe

  • Size

    4.8MB

  • MD5

    4bef38ad5d60cf61de788362c8bb49eb

  • SHA1

    7986f62d5f99777cc2e2738b05f5bd7c8b3abb50

  • SHA256

    ce9b80d650f09360e83a39dfad49c3ec7f4a827bc5a470344cd8573938818bbb

  • SHA512

    42c69e361c78fafefe17a8833dd5f9d901a73265835d8fe2e5af17ad0fdc99e708f7903f74b0704239f6e6a9e72ba2520a679336e85e59f166c32175e1994be1

Score
8/10

Malware Config

Signatures

  • UPX packed file 99 IoCs

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

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Drops desktop.ini file(s) 1 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs
  • Drops file in System32 directory 1 IoCs
  • Drops file in Program Files directory 838 IoCs
  • Program crash 1 IoCs
  • Modifies Internet Explorer start page 1 TTPs 4 IoCs
  • Modifies system certificate store 2 TTPs 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ce9b80d650f09360e83a39dfad49c3ec7f4a827bc5a470344cd8573938818bbb.exe
    "C:\Users\Admin\AppData\Local\Temp\ce9b80d650f09360e83a39dfad49c3ec7f4a827bc5a470344cd8573938818bbb.exe"
    1⤵
    • Adds Run key to start application
    • Drops desktop.ini file(s)
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • Modifies Internet Explorer start page
    • Modifies system certificate store
    • Suspicious use of AdjustPrivilegeToken
    PID:636
    • C:\Windows\system32\WerFault.exe
      C:\Windows\system32\WerFault.exe -u -p 636 -s 1824
      2⤵
      • Program crash
      PID:848

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/636-0-0x0000000000400000-0x00000000010B6000-memory.dmp

    Filesize

    12.7MB

  • memory/636-1-0x0000000000400000-0x00000000010B6000-memory.dmp

    Filesize

    12.7MB

  • memory/636-4-0x00000000000B0000-0x00000000000D2000-memory.dmp

    Filesize

    136KB

  • memory/636-5-0x00000000000E0000-0x00000000000E2000-memory.dmp

    Filesize

    8KB

  • memory/636-6-0x00000000001B5000-0x00000000001B6000-memory.dmp

    Filesize

    4KB

  • memory/636-7-0x00000000001E0000-0x00000000001F0000-memory.dmp

    Filesize

    64KB

  • memory/636-8-0x00000000001F0000-0x0000000000200000-memory.dmp

    Filesize

    64KB