Analysis

  • max time kernel
    153s
  • max time network
    158s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220721-en
  • submitted
    02-08-2022 01:18

General

  • Target

    5b0b780a1caa13c737099f0d389e682cb74e63e62ae53eeed29167e74833977d.exe

  • Size

    16KB

  • MD5

    8f9db1d76c8ebcd539121678fd28554d

  • SHA1

    446d66da8b0978f6d51cf20cf992a05356c9185a

  • SHA256

    5b0b780a1caa13c737099f0d389e682cb74e63e62ae53eeed29167e74833977d

  • SHA512

    553382301e7510ba6e461b918ad2c5397ee754ac8128359021b4b6f148a65eae99c022a7a2b53820bed304992f9fc873650d0cf90c40ff9f24d20e30f1f8c20c

  • SSDEEP

    384:bm9vAPDVH19GTXjdhiMuujYcV6AUwJFZb:bgyRV9Ah/fYcV6Dw9b

Malware Config

Extracted

Family

loaderbot

C2

http://ih894017.myihor.ru/cmd.php

Signatures

  • LoaderBot

    LoaderBot is a loader written in .NET downloading and executing miners.

  • LoaderBot executable 1 IoCs
  • Drops startup file 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5b0b780a1caa13c737099f0d389e682cb74e63e62ae53eeed29167e74833977d.exe
    "C:\Users\Admin\AppData\Local\Temp\5b0b780a1caa13c737099f0d389e682cb74e63e62ae53eeed29167e74833977d.exe"
    1⤵
    • Drops startup file
    • Adds Run key to start application
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: RenamesItself
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4984
    • C:\Windows\SysWOW64\cmd.exe
      "cmd" /C schtasks /create /tn \System\SecurityServiceUpdate /tr %userprofile%\AppData\Roaming\Windows\5b0b780a1caa13c737099f0d389e682cb74e63e62ae53eeed29167e74833977d.exe /st 00:00 /du 9999:59 /sc daily /ri 5 /f
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2092
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /tn \System\SecurityServiceUpdate /tr C:\Users\Admin\AppData\Roaming\Windows\5b0b780a1caa13c737099f0d389e682cb74e63e62ae53eeed29167e74833977d.exe /st 00:00 /du 9999:59 /sc daily /ri 5 /f
        3⤵
        • Creates scheduled task(s)
        PID:4608

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/4984-130-0x0000000000EB0000-0x0000000000EBA000-memory.dmp

    Filesize

    40KB

  • memory/4984-133-0x0000000005A90000-0x0000000005AF6000-memory.dmp

    Filesize

    408KB