Analysis

  • max time kernel
    1745s
  • max time network
    1596s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    05-07-2022 04:57

General

  • Target

    a11a021a9b1151dc83cde99ce61b13a6cada6069c4cbfef73e528c815e6e5b1f.exe

  • Size

    1.5MB

  • MD5

    9e8e4f323680068c692fd63fdb905ba4

  • SHA1

    956db18ac228c46e8351b94636d2de865a08927f

  • SHA256

    a11a021a9b1151dc83cde99ce61b13a6cada6069c4cbfef73e528c815e6e5b1f

  • SHA512

    6c14d057e4a15ce50164e5559df24a266b50cc94698420b85fd78e1406c37fa6fe59c104509d5803107651d4dd588653eedf02d4c951bca11d0310030f34f656

Score
8/10

Malware Config

Signatures

  • Drops file in Drivers directory 2 IoCs
  • UPX packed file 3 IoCs

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

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Drops file in System32 directory 7 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 1 IoCs
  • Program crash 1 IoCs
  • NTFS ADS 64 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a11a021a9b1151dc83cde99ce61b13a6cada6069c4cbfef73e528c815e6e5b1f.exe
    "C:\Users\Admin\AppData\Local\Temp\a11a021a9b1151dc83cde99ce61b13a6cada6069c4cbfef73e528c815e6e5b1f.exe"
    1⤵
    • Drops file in Drivers directory
    • Adds Run key to start application
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • NTFS ADS
    • Suspicious behavior: EnumeratesProcesses
    PID:2324
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2324 -s 5216
      2⤵
      • Program crash
      PID:2400
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2324 -ip 2324
    1⤵
      PID:1240

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Persistence

    Registry Run Keys / Startup Folder

    1
    T1060

    Defense Evasion

    Modify Registry

    1
    T1112

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2324-130-0x0000000000400000-0x0000000000450000-memory.dmp
      Filesize

      320KB

    • memory/2324-131-0x0000000000400000-0x0000000000450000-memory.dmp
      Filesize

      320KB

    • memory/2324-132-0x0000000000400000-0x0000000000450000-memory.dmp
      Filesize

      320KB