Analysis

  • max time kernel
    171s
  • max time network
    109s
  • platform
    windows7_x64
  • resource
    win7-20220718-en
  • submitted
    01-08-2022 16:25

General

  • Target

    5bdda6d0d85e1bb3920921744791845de2394f37e04fda94cde2f05e282052ba.exe

  • Size

    16KB

  • MD5

    c0b012940a1af20a1a1ea6009f7b0faa

  • SHA1

    d50c830572bd7d097606458cc4bdeeab16c1e589

  • SHA256

    5bdda6d0d85e1bb3920921744791845de2394f37e04fda94cde2f05e282052ba

  • SHA512

    3b41136dd0b8dc9adb953d7f48a30478afc50f0e5126084639fa8ef450e84d6cdda2190fd61ad3a32198d7e8bce373975d7b30fa9063866ebedd2c728311861c

  • SSDEEP

    384:xCdvSPlZH19GTXjdh8DZuujYcV6AUwJFZb:x0wnV9AhgZfYcV6Dw9b

Malware Config

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 2 IoCs
  • Creates scheduled task(s) 1 TTPs 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5bdda6d0d85e1bb3920921744791845de2394f37e04fda94cde2f05e282052ba.exe
    "C:\Users\Admin\AppData\Local\Temp\5bdda6d0d85e1bb3920921744791845de2394f37e04fda94cde2f05e282052ba.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:1988
    • C:\Windows\SysWOW64\cmd.exe
      "cmd" /C schtasks /create /tn \System\SecurityServiceUpdate /tr %userprofile%\AppData\Roaming\Windows\5bdda6d0d85e1bb3920921744791845de2394f37e04fda94cde2f05e282052ba.exe /st 00:00 /du 9999:59 /sc daily /ri 5 /f
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1780
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks /create /tn \System\SecurityServiceUpdate /tr C:\Users\Admin\AppData\Roaming\Windows\5bdda6d0d85e1bb3920921744791845de2394f37e04fda94cde2f05e282052ba.exe /st 00:00 /du 9999:59 /sc daily /ri 5 /f
        3⤵
        • Creates scheduled task(s)
        PID:1412
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {1842259C-14F5-4BB1-890B-C1952EFA4672} S-1-5-21-3762437355-3468409815-1164039494-1000:TZEOUYSL\Admin:Interactive:[1]
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1520
    • C:\Users\Admin\AppData\Roaming\Windows\5bdda6d0d85e1bb3920921744791845de2394f37e04fda94cde2f05e282052ba.exe
      C:\Users\Admin\AppData\Roaming\Windows\5bdda6d0d85e1bb3920921744791845de2394f37e04fda94cde2f05e282052ba.exe
      2⤵
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1536
      • C:\Windows\SysWOW64\cmd.exe
        "cmd" /C schtasks /create /tn \System\SecurityServiceUpdate /tr %userprofile%\AppData\Roaming\Windows\5bdda6d0d85e1bb3920921744791845de2394f37e04fda94cde2f05e282052ba.exe /st 00:00 /du 9999:59 /sc daily /ri 5 /f
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1052
        • C:\Windows\SysWOW64\schtasks.exe
          schtasks /create /tn \System\SecurityServiceUpdate /tr C:\Users\Admin\AppData\Roaming\Windows\5bdda6d0d85e1bb3920921744791845de2394f37e04fda94cde2f05e282052ba.exe /st 00:00 /du 9999:59 /sc daily /ri 5 /f
          4⤵
          • Creates scheduled task(s)
          PID:1028

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/1028-61-0x0000000000000000-mapping.dmp

  • memory/1052-59-0x0000000000000000-mapping.dmp

  • memory/1412-57-0x0000000000000000-mapping.dmp

  • memory/1536-58-0x0000000000000000-mapping.dmp

  • memory/1780-55-0x0000000000000000-mapping.dmp

  • memory/1988-54-0x0000000000A10000-0x0000000000A1A000-memory.dmp

    Filesize

    40KB

  • memory/1988-56-0x0000000076091000-0x0000000076093000-memory.dmp

    Filesize

    8KB