Analysis

  • max time kernel
    118s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-en-20211104
  • submitted
    17/11/2021, 15:35

General

  • Target
    p3.exe
  • Size 2.8MB
  • Sample211117-s1ea2aabdk
  • SHA256 f1e81f8fc03025e450dc6d59f86acd9cb55942d3bc94f82c28274e08fc2074f8
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • cryptbot

C2
  • ciplfk33.top

  • moryow03.top

Attributes
  • payload_url

    http://sahaqz04.top/download.php?file=initis.exe

Signatures

  • CryptBot

    A C++ stealer distributed widely in bundle with other software.

  • Deletes itself 1 IoCs
  • 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 use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\p3.exe
    "C:\Users\Admin\AppData\Local\Temp\p3.exe"
    1⤵
    • Checks processor information in registry
    • Suspicious use of WriteProcessMemory
    PID:472
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe" /c rd /s /q C:\Users\Admin\AppData\Local\Temp\lidgKMpSD & timeout 4 & del /f /q ""
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:1480
      • C:\Windows\SysWOW64\timeout.exe
        timeout 4
        3⤵
        • Delays execution with timeout.exe
        PID:1896

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        memory/472-55-0x0000000075731000-0x0000000075733000-memory.dmp

        memory/472-56-0x0000000000220000-0x0000000000221000-memory.dmp

        memory/472-57-0x0000000000380000-0x00000000003C9000-memory.dmp