Analysis

  • max time kernel
    134s
  • max time network
    132s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11/10/2022, 19:54

General

  • Target

    robolab 254download.exe

  • Size

    508KB

  • MD5

    b248db34834905d6746d68f8bb089652

  • SHA1

    0a57b032cd1db4b5402e0e86cf137517e1a55bd0

  • SHA256

    7651724fa0ea3b15512b456411ce01bf6adfdc1bff62210b8ca61be6a16c0775

  • SHA512

    54ca3c6f76fc5db37374b7038f29dd45a6c74c5f79bbcd7e3e8d2187d36f6bcf18a3f15a7b9a198fc696ea90a283ebff0b4deb609e6566a6448f72d086a8227c

  • SSDEEP

    12288:VEGXEze2ysmqRqFUvK2ySI8d+jb1pg85GG+3L2FqBz/:VSysL5Tyw4jbM+GP36Fqt

Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\robolab 254download.exe
    "C:\Users\Admin\AppData\Local\Temp\robolab 254download.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:4920
    • C:\Users\Admin\AppData\Local\Installer\robolab 254download.exe
      "C:\Users\Admin\AppData\Local\Installer\robolab 254download.exe" admin
      2⤵
      • Executes dropped EXE
      PID:3640

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Installer\robolab 254download.exe

    Filesize

    508KB

    MD5

    b248db34834905d6746d68f8bb089652

    SHA1

    0a57b032cd1db4b5402e0e86cf137517e1a55bd0

    SHA256

    7651724fa0ea3b15512b456411ce01bf6adfdc1bff62210b8ca61be6a16c0775

    SHA512

    54ca3c6f76fc5db37374b7038f29dd45a6c74c5f79bbcd7e3e8d2187d36f6bcf18a3f15a7b9a198fc696ea90a283ebff0b4deb609e6566a6448f72d086a8227c

  • C:\Users\Admin\AppData\Local\Installer\robolab 254download.exe

    Filesize

    508KB

    MD5

    b248db34834905d6746d68f8bb089652

    SHA1

    0a57b032cd1db4b5402e0e86cf137517e1a55bd0

    SHA256

    7651724fa0ea3b15512b456411ce01bf6adfdc1bff62210b8ca61be6a16c0775

    SHA512

    54ca3c6f76fc5db37374b7038f29dd45a6c74c5f79bbcd7e3e8d2187d36f6bcf18a3f15a7b9a198fc696ea90a283ebff0b4deb609e6566a6448f72d086a8227c