Resubmissions

13-10-2023 07:30

231013-jbx76she96 7

Analysis

  • max time kernel
    118s
  • max time network
    190s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230915-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13-10-2023 07:30

General

  • Target

    Dalccyafdx.exe

  • Size

    667.6MB

  • MD5

    5c180fdc5ab084701fc2df74d0dfc0ef

  • SHA1

    8c312ef4449893e85dfa490149560c83576fe5db

  • SHA256

    3f806050034b2a00066eb83b8953ef5c4247505e3f01989c7ef247c9dfdbbae0

  • SHA512

    63511861e5c36e46521a567615347e7b111a09dbe4612e432092f27c485ec4ecfbc65c52ff68ac1b853e7fc1c53981be11089c2a7ece0167950b3000283c056b

  • SSDEEP

    3072:iavlcbk2BUsbleZxboY5mKSQtuOv+BGqfYE1T3R+plE7fVhJbyCooFzj:1lcb/UuEOY5/Sv7fYE1hh9z

Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Gathers network information 2 TTPs 1 IoCs

    Uses commandline utility to view network configuration.

  • Modifies system certificate store 2 TTPs 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Dalccyafdx.exe
    "C:\Users\Admin\AppData\Local\Temp\Dalccyafdx.exe"
    1⤵
    • Checks computer location settings
    • Modifies system certificate store
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3512
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ipconfig /release
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3540
      • C:\Windows\SysWOW64\ipconfig.exe
        ipconfig /release
        3⤵
        • Gathers network information
        PID:1116

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/3512-0-0x00000000749D0000-0x0000000075180000-memory.dmp

    Filesize

    7.7MB

  • memory/3512-1-0x0000000000CB0000-0x0000000000D08000-memory.dmp

    Filesize

    352KB

  • memory/3512-2-0x00000000056F0000-0x0000000005700000-memory.dmp

    Filesize

    64KB

  • memory/3512-3-0x00000000749D0000-0x0000000075180000-memory.dmp

    Filesize

    7.7MB

  • memory/3512-4-0x00000000056F0000-0x0000000005700000-memory.dmp

    Filesize

    64KB

  • memory/3512-5-0x0000000001490000-0x000000000150E000-memory.dmp

    Filesize

    504KB

  • memory/3512-6-0x0000000001510000-0x000000000157E000-memory.dmp

    Filesize

    440KB

  • memory/3512-7-0x0000000006590000-0x00000000065DC000-memory.dmp

    Filesize

    304KB