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Analysis

  • max time kernel
    142s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231023-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26/11/2023, 16:24

General

  • Target

    0c4b93248f879c55af0dbadabbfbcbd3.exe

  • Size

    200KB

  • MD5

    0c4b93248f879c55af0dbadabbfbcbd3

  • SHA1

    28f43c6a01ca3ee74ca1fc05bb37524a63fcc3da

  • SHA256

    193cd25a701fee258502ce638347a3a94ca4dcb82acba581fb3faafdf4dfe9ae

  • SHA512

    eba37ec05745ebb2848f4c1eb848e6a72c5c6cb48ef129ecd907cd32f2703df96e162a3049df975d39e1dc62b12c67e6003415cbe9def60b54f82952256b1768

  • SSDEEP

    3072:bc7PTlvaUu4eCdxG7psbiIbhou3QepC/tcIZQjSgbE77mOAg0Fuj0nRgrV9:bsLgCyC513QepUcmZ7RAOnV9

Malware Config

Signatures

  • Downloads MZ/PE file
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • 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).

  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Delays execution with timeout.exe 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0c4b93248f879c55af0dbadabbfbcbd3.exe
    "C:\Users\Admin\AppData\Local\Temp\0c4b93248f879c55af0dbadabbfbcbd3.exe"
    1⤵
    • Checks computer location settings
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2996
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe" /c timeout /t 5 & del /f /q "C:\Users\Admin\AppData\Local\Temp\0c4b93248f879c55af0dbadabbfbcbd3.exe" & del "C:\ProgramData\*.dll"" & exit
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2280
      • C:\Windows\SysWOW64\timeout.exe
        timeout /t 5
        3⤵
        • Delays execution with timeout.exe
        PID:2988

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/2996-5-0x0000000003500000-0x0000000003501000-memory.dmp

    Filesize

    4KB

  • memory/2996-4-0x0000000003500000-0x0000000003501000-memory.dmp

    Filesize

    4KB

  • memory/2996-7-0x0000000003A30000-0x0000000003C6A000-memory.dmp

    Filesize

    2.2MB

  • memory/2996-19-0x0000000003A30000-0x0000000003C6A000-memory.dmp

    Filesize

    2.2MB

  • memory/2996-20-0x0000000003A30000-0x0000000003C6A000-memory.dmp

    Filesize

    2.2MB

  • memory/2996-22-0x0000000061E00000-0x0000000061EF3000-memory.dmp

    Filesize

    972KB

  • memory/2996-41-0x0000000003A30000-0x0000000003C6A000-memory.dmp

    Filesize

    2.2MB