Analysis

  • max time kernel
    150s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02-01-2024 17:07

General

  • Target

    3e89c8589d66f39ae87054b415d42bbb.exe

  • Size

    316KB

  • MD5

    3e89c8589d66f39ae87054b415d42bbb

  • SHA1

    a23510bd3cceb53e569dfcb2d0112fea0e3555df

  • SHA256

    b7862ffdcd2897865701aa8a29cf374a957e0a0cf954ec6fcbf84c11719fee70

  • SHA512

    21e44defbbd14a50ce635dab58ab6984cd9c4f4ccdc2663543a41485d2eeb134dedc4a3b14581527cbcf810deaab79f0787ad6e24b843707933a0617537f4d76

  • SSDEEP

    3072:k4OzU5gn/OdmLGeCfcpwA5f3CEoEtUMbfT:VOzvOK7cKiED5

Score
10/10

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 52 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3e89c8589d66f39ae87054b415d42bbb.exe
    "C:\Users\Admin\AppData\Local\Temp\3e89c8589d66f39ae87054b415d42bbb.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:912
    • C:\Users\Admin\ceapa.exe
      "C:\Users\Admin\ceapa.exe"
      2⤵
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:4144

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\ceapa.exe

    Filesize

    316KB

    MD5

    78adfcc5501aa4d6dd4a9ab460aa7fd0

    SHA1

    488abce0cad790cfb707eb9b892c7044572f0382

    SHA256

    40f1a028688f436bbbafcd8598eed91cf8d1da86eec588690c599f4381ca707f

    SHA512

    c0296dcb71821c53b5f5067d22be346d831a6f347a009ce0d29c9c43c7f73fbf9bcc53828cee6a630489f1c4af7eb6e356fa9ffeadedc013edd8ad9e47ef76d1

  • memory/912-0-0x0000000000400000-0x000000000044A000-memory.dmp

    Filesize

    296KB

  • memory/4144-34-0x0000000000400000-0x000000000044A000-memory.dmp

    Filesize

    296KB