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Analysis

  • max time kernel
    140s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230703-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14/07/2023, 14:51 UTC

General

  • Target

    23003290885ca5exeexe_JC.exe

  • Size

    373KB

  • MD5

    23003290885ca5525297b0fc13c67911

  • SHA1

    180482dbb207ed1141258e00fdc151d0d3ff2486

  • SHA256

    3de66fe938329d14b6e512cf653afeae55a4a9d02acb2fd812493060bcd5e4b3

  • SHA512

    f772ab8d8282d8495ce8774733292de3cbec42f92dfb0e11863c9ee4330e2bf326df61445b857ae3fed2308a8b42552fee92a35d12192fb1932946867efe532a

  • SSDEEP

    6144:BplrlbbDdQaqd2X/96fr3KFEUGjr8uB2WgcA0cpXEVNrvGZ4FUqm6:BplrVbDdQaqdS/ofraFErH8uB2Wm0SXj

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Drops file in Program Files directory 1 IoCs
  • Suspicious use of SetWindowsHookEx 8 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\23003290885ca5exeexe_JC.exe
    "C:\Users\Admin\AppData\Local\Temp\23003290885ca5exeexe_JC.exe"
    1⤵
    • Drops file in Program Files directory
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4876
    • C:\Program Files\MessageBox\upgraded..exe
      "C:\Program Files\MessageBox\upgraded..exe" "33201"
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetWindowsHookEx
      PID:2208

Network

  • flag-us
    DNS
    158.240.127.40.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    158.240.127.40.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    1.208.79.178.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    1.208.79.178.in-addr.arpa
    IN PTR
    Response
    1.208.79.178.in-addr.arpa
    IN PTR
    https-178-79-208-1amsllnwnet
  • flag-us
    DNS
    68.159.190.20.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    68.159.190.20.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    95.221.229.192.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    95.221.229.192.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    69.121.18.2.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    69.121.18.2.in-addr.arpa
    IN PTR
    Response
    69.121.18.2.in-addr.arpa
    IN PTR
    a2-18-121-69deploystaticakamaitechnologiescom
  • flag-us
    DNS
    208.194.73.20.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    208.194.73.20.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    50.23.12.20.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    50.23.12.20.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    198.187.3.20.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    198.187.3.20.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    254.177.238.8.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    254.177.238.8.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    43.229.111.52.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    43.229.111.52.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    88.16.208.104.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    88.16.208.104.in-addr.arpa
    IN PTR
    Response
No results found
  • 8.8.8.8:53
    158.240.127.40.in-addr.arpa
    dns
    73 B
    147 B
    1
    1

    DNS Request

    158.240.127.40.in-addr.arpa

  • 8.8.8.8:53
    1.208.79.178.in-addr.arpa
    dns
    71 B
    116 B
    1
    1

    DNS Request

    1.208.79.178.in-addr.arpa

  • 8.8.8.8:53
    68.159.190.20.in-addr.arpa
    dns
    72 B
    158 B
    1
    1

    DNS Request

    68.159.190.20.in-addr.arpa

  • 8.8.8.8:53
    95.221.229.192.in-addr.arpa
    dns
    73 B
    144 B
    1
    1

    DNS Request

    95.221.229.192.in-addr.arpa

  • 8.8.8.8:53
    69.121.18.2.in-addr.arpa
    dns
    70 B
    133 B
    1
    1

    DNS Request

    69.121.18.2.in-addr.arpa

  • 8.8.8.8:53
    208.194.73.20.in-addr.arpa
    dns
    72 B
    158 B
    1
    1

    DNS Request

    208.194.73.20.in-addr.arpa

  • 8.8.8.8:53
    50.23.12.20.in-addr.arpa
    dns
    70 B
    156 B
    1
    1

    DNS Request

    50.23.12.20.in-addr.arpa

  • 8.8.8.8:53
    198.187.3.20.in-addr.arpa
    dns
    71 B
    157 B
    1
    1

    DNS Request

    198.187.3.20.in-addr.arpa

  • 8.8.8.8:53
    254.177.238.8.in-addr.arpa
    dns
    72 B
    126 B
    1
    1

    DNS Request

    254.177.238.8.in-addr.arpa

  • 8.8.8.8:53
    43.229.111.52.in-addr.arpa
    dns
    72 B
    158 B
    1
    1

    DNS Request

    43.229.111.52.in-addr.arpa

  • 8.8.8.8:53
    88.16.208.104.in-addr.arpa
    dns
    72 B
    146 B
    1
    1

    DNS Request

    88.16.208.104.in-addr.arpa

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\Program Files\MessageBox\upgraded..exe

    Filesize

    373KB

    MD5

    23c7ba3c22b670ee0c3d131d58011440

    SHA1

    1d158ad4095b7369d385cad0e9930e7677aebb58

    SHA256

    4895f4bcc3103ff61de7cb4f05ba2f9765947ddbc990ee383c738074085f1f9d

    SHA512

    ecdd0f2bcdae454dea096e71c00c333c061c22cc21b190f73c0f311bd5bbee047fa24bc9313ccc98271112fa898374dd65c77d0dddc3fe7e2038957740d4380f

  • C:\Program Files\MessageBox\upgraded..exe

    Filesize

    373KB

    MD5

    23c7ba3c22b670ee0c3d131d58011440

    SHA1

    1d158ad4095b7369d385cad0e9930e7677aebb58

    SHA256

    4895f4bcc3103ff61de7cb4f05ba2f9765947ddbc990ee383c738074085f1f9d

    SHA512

    ecdd0f2bcdae454dea096e71c00c333c061c22cc21b190f73c0f311bd5bbee047fa24bc9313ccc98271112fa898374dd65c77d0dddc3fe7e2038957740d4380f

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