Analysis

  • max time kernel
    119s
  • max time network
    113s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    21-09-2024 00:20

General

  • Target

    3c23aba496b8c7f6cde158bd8ca30b73fc147af958bbc1159d62110f64776b48N.exe

  • Size

    148KB

  • MD5

    13a5142a1a67aca5f748794d191901b0

  • SHA1

    a1147c8fb80cee0e9a20937ec9d870e7a76ac1ef

  • SHA256

    3c23aba496b8c7f6cde158bd8ca30b73fc147af958bbc1159d62110f64776b48

  • SHA512

    a4c6485035405623ff00023b1c9f84a5156e630d3a3a05ea0ab60ed1bc6c69d9a41997e7dafe70dde72d38989dd6006cee21345458a0742f77a2a4a3f3913e65

  • SSDEEP

    3072:/iFAQh4mRpDGq7At/yRWr2wA36nbMUq8hFOdhIk4oQZiEw8fg:KFLh96F90Wf7nJPwdzWXI

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 51 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3c23aba496b8c7f6cde158bd8ca30b73fc147af958bbc1159d62110f64776b48N.exe
    "C:\Users\Admin\AppData\Local\Temp\3c23aba496b8c7f6cde158bd8ca30b73fc147af958bbc1159d62110f64776b48N.exe"
    1⤵
    • Modifies visiblity of hidden/system files in Explorer
    • Loads dropped DLL
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1644
    • C:\Users\Admin\cnpeud.exe
      "C:\Users\Admin\cnpeud.exe"
      2⤵
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:2400

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \Users\Admin\cnpeud.exe

    Filesize

    148KB

    MD5

    a553657881bf494034aa83e7d3f98593

    SHA1

    dfe978e8d0491aa2d66a9f8eac29735f9c138483

    SHA256

    82c6560408bd9e41abf4bdc78395503ccd3eeb95adf1845794cfc6ae62dff767

    SHA512

    cd8a8a522a26b14c3d2260c48e70995d49c2c4c1d5222ef3eb142d37264f3e9d1918558c28838812c127085a93d7860fc6c60cb2442839adce1a5d86351187aa