Analysis

  • max time kernel
    147s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09/03/2024, 16:58

General

  • Target

    bc5427affbe07eefe11d5efc573a096d.exe

  • Size

    4.4MB

  • MD5

    bc5427affbe07eefe11d5efc573a096d

  • SHA1

    e8ba1f0da8deedff73655c9c313173274103d9cb

  • SHA256

    c451b0a3bef7490a1dcb3d3abd00c7ece465f1df0e14d07cbc41bcf89d5c976f

  • SHA512

    e18f4e1e262734dc0519a9b7597ab9f528f5f73203d399cac00bb6fb660b0adcf0ebd7af188c0a210d43cfd78f7062ef6b5979eda41f27ad44419219c6875d4f

  • SSDEEP

    98304:jjBxcO4EYTjb7tgxC9Y5lpuG8Loq2VjnmL:jjBxcO4jjlQIG8LGnQ

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 1 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\bc5427affbe07eefe11d5efc573a096d.exe
    "C:\Users\Admin\AppData\Local\Temp\bc5427affbe07eefe11d5efc573a096d.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:216
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 216 -s 3644
      2⤵
      • Program crash
      PID:4420
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 216 -ip 216
    1⤵
      PID:1620

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\wkw4D2.tmp

      Filesize

      2.5MB

      MD5

      f82e84f986897fe84529147addffe5e7

      SHA1

      94ba47f872282a65119a4310cca502bd0f1f73dd

      SHA256

      4dd8f2ce1d34c9ac261a222de98b59fb73c9c579ba1329dd05615b97dfad4139

      SHA512

      504c3808d3506bbe0fa5a9139cc573a4951fba7fecc71a2c4f9104a57923b504154bbb027e0843de2bbb91812f86631515b0f47d7121b02722b15ce001503642

    • memory/216-0-0x0000000000400000-0x0000000000450000-memory.dmp

      Filesize

      320KB

    • memory/216-646-0x0000000000400000-0x0000000000450000-memory.dmp

      Filesize

      320KB