Analysis

  • max time kernel
    148s
  • max time network
    157s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231023-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03/11/2023, 18:29

General

  • Target

    NEAS.ed209606bdd25b3d0a321b0a7224d27ab5aef3c5068873624b97cf15036e28fdexe_JC.exe

  • Size

    249KB

  • MD5

    c075eab99e7bf22e51187b3c554bb758

  • SHA1

    08bca4abee7f2f646ab79db958ae421d5b0c84a5

  • SHA256

    ed209606bdd25b3d0a321b0a7224d27ab5aef3c5068873624b97cf15036e28fd

  • SHA512

    f8c3a65d49cfec0b856258bbb62ea557bb5da062662000ab222ed824b135d390a26e5e0c915f30ba02b901f8280860236f1ce450193f5cbb3e6594a038df2fcd

  • SSDEEP

    6144:H8ROCwjRhHZPWuGTlLkVrHOPDD9vKLiMW7MOVEC:H8qrEAGMW7MOK

Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Drops startup file 3 IoCs
  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of AdjustPrivilegeToken 33 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\NEAS.ed209606bdd25b3d0a321b0a7224d27ab5aef3c5068873624b97cf15036e28fdexe_JC.exe
    "C:\Users\Admin\AppData\Local\Temp\NEAS.ed209606bdd25b3d0a321b0a7224d27ab5aef3c5068873624b97cf15036e28fdexe_JC.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:4208
    • C:\Users\Admin\AppData\Local\Temp\Client.exe
      "C:\Users\Admin\AppData\Local\Temp\Client.exe"
      2⤵
      • Drops startup file
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of AdjustPrivilegeToken
      PID:884
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /C choice /C Y /N /D Y /T 5 & Del "C:\Users\Admin\AppData\Local\Temp\NEAS.ed209606bdd25b3d0a321b0a7224d27ab5aef3c5068873624b97cf15036e28fdexe_JC.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3964
      • C:\Windows\SysWOW64\choice.exe
        choice /C Y /N /D Y /T 5
        3⤵
          PID:1296

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          • C:\Users\Admin\AppData\Local\Temp\Client.exe

            Filesize

            249KB

            MD5

            c075eab99e7bf22e51187b3c554bb758

            SHA1

            08bca4abee7f2f646ab79db958ae421d5b0c84a5

            SHA256

            ed209606bdd25b3d0a321b0a7224d27ab5aef3c5068873624b97cf15036e28fd

            SHA512

            f8c3a65d49cfec0b856258bbb62ea557bb5da062662000ab222ed824b135d390a26e5e0c915f30ba02b901f8280860236f1ce450193f5cbb3e6594a038df2fcd

          • C:\Users\Admin\AppData\Local\Temp\Client.exe

            Filesize

            249KB

            MD5

            c075eab99e7bf22e51187b3c554bb758

            SHA1

            08bca4abee7f2f646ab79db958ae421d5b0c84a5

            SHA256

            ed209606bdd25b3d0a321b0a7224d27ab5aef3c5068873624b97cf15036e28fd

            SHA512

            f8c3a65d49cfec0b856258bbb62ea557bb5da062662000ab222ed824b135d390a26e5e0c915f30ba02b901f8280860236f1ce450193f5cbb3e6594a038df2fcd

          • C:\Users\Admin\AppData\Local\Temp\Client.exe

            Filesize

            249KB

            MD5

            c075eab99e7bf22e51187b3c554bb758

            SHA1

            08bca4abee7f2f646ab79db958ae421d5b0c84a5

            SHA256

            ed209606bdd25b3d0a321b0a7224d27ab5aef3c5068873624b97cf15036e28fd

            SHA512

            f8c3a65d49cfec0b856258bbb62ea557bb5da062662000ab222ed824b135d390a26e5e0c915f30ba02b901f8280860236f1ce450193f5cbb3e6594a038df2fcd

          • memory/884-17-0x00000000749F0000-0x0000000074FA1000-memory.dmp

            Filesize

            5.7MB

          • memory/884-23-0x00000000749F0000-0x0000000074FA1000-memory.dmp

            Filesize

            5.7MB

          • memory/884-22-0x00000000749F0000-0x0000000074FA1000-memory.dmp

            Filesize

            5.7MB

          • memory/884-21-0x0000000000F30000-0x0000000000F40000-memory.dmp

            Filesize

            64KB

          • memory/884-13-0x00000000749F0000-0x0000000074FA1000-memory.dmp

            Filesize

            5.7MB

          • memory/884-14-0x0000000000F30000-0x0000000000F40000-memory.dmp

            Filesize

            64KB

          • memory/4208-11-0x00000000749F0000-0x0000000074FA1000-memory.dmp

            Filesize

            5.7MB

          • memory/4208-16-0x00000000749F0000-0x0000000074FA1000-memory.dmp

            Filesize

            5.7MB

          • memory/4208-15-0x00000000749F0000-0x0000000074FA1000-memory.dmp

            Filesize

            5.7MB

          • memory/4208-0-0x00000000749F0000-0x0000000074FA1000-memory.dmp

            Filesize

            5.7MB

          • memory/4208-2-0x0000000000CE0000-0x0000000000CF0000-memory.dmp

            Filesize

            64KB

          • memory/4208-1-0x00000000749F0000-0x0000000074FA1000-memory.dmp

            Filesize

            5.7MB