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Analysis

  • max time kernel
    156s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220310-en
  • submitted
    04/04/2022, 03:10

General

  • Target

    2862_1647970205_130.exe

  • Size

    4.0MB

  • MD5

    5764a0ba65261a254e96b1b9ab512e70

  • SHA1

    046230107e56c772044c59c010eca6c7cda61a10

  • SHA256

    e51c910e8f967fc22355da0831a34eb2098de0dfab59e37a8b41f839e61893ed

  • SHA512

    73d4f6b958c160d9e85f88f0b19af939306a3357739861b205d44907e7e4b656307bb2cd48bafe84dd77527a4092229b8823f7f1f4dadad9c6966ec77df19630

Malware Config

Signatures

  • LoaderBot

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

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

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

  • Drops startup file 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2862_1647970205_130.exe
    "C:\Users\Admin\AppData\Local\Temp\2862_1647970205_130.exe"
    1⤵
    • Checks computer location settings
    • Drops startup file
    • Adds Run key to start application
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: RenamesItself
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1900
    • C:\Users\Admin\AppData\Roaming\Sysfiles\Driver.exe
      "C:\Users\Admin\AppData\Roaming\Sysfiles\Driver.exe" -o pool.supportxmr.com:3333 -u 43jBZnWZEhj6mKihLj6iKcdpma7ok16T4Kn52V6S2JfFceM2s8ZQmezZDvDVCx4aHdEf3apd6GaYK9zMYnnun8CGHmtmc4z -p x -k -v=0 --donate-level=1 -t 1
      2⤵
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      PID:4948
      • C:\Windows\system32\WerFault.exe
        C:\Windows\system32\WerFault.exe -u -p 4948 -s 764
        3⤵
        • Program crash
        PID:4788
    • C:\Users\Admin\AppData\Roaming\Sysfiles\Driver.exe
      "C:\Users\Admin\AppData\Roaming\Sysfiles\Driver.exe" -o pool.supportxmr.com:3333 -u 43jBZnWZEhj6mKihLj6iKcdpma7ok16T4Kn52V6S2JfFceM2s8ZQmezZDvDVCx4aHdEf3apd6GaYK9zMYnnun8CGHmtmc4z -p x -k -v=0 --donate-level=1 -t 1
      2⤵
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      PID:4648
  • C:\Windows\system32\WerFault.exe
    C:\Windows\system32\WerFault.exe -pss -s 448 -p 4948 -ip 4948
    1⤵
      PID:4644

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Roaming\Sysfiles\Driver.exe

      Filesize

      3.9MB

      MD5

      02569a7a91a71133d4a1023bf32aa6f4

      SHA1

      0f16bcb3f3f085d3d3be912195558e9f9680d574

      SHA256

      8d6abba9b216172cfc64b8802db0d20a1c634c96e1049f451eddba2363966bf0

      SHA512

      534be1fe93ee556a14cfd8fad5377f57fb056ab4cd2bca14e4f376f4a25d3d4d270917d68a90b3c40d8a8daaeba6f592fa095ecff478332ba23405d1df728322

    • C:\Users\Admin\AppData\Roaming\Sysfiles\Driver.exe

      Filesize

      3.9MB

      MD5

      02569a7a91a71133d4a1023bf32aa6f4

      SHA1

      0f16bcb3f3f085d3d3be912195558e9f9680d574

      SHA256

      8d6abba9b216172cfc64b8802db0d20a1c634c96e1049f451eddba2363966bf0

      SHA512

      534be1fe93ee556a14cfd8fad5377f57fb056ab4cd2bca14e4f376f4a25d3d4d270917d68a90b3c40d8a8daaeba6f592fa095ecff478332ba23405d1df728322

    • C:\Users\Admin\AppData\Roaming\Sysfiles\Driver.exe

      Filesize

      3.9MB

      MD5

      02569a7a91a71133d4a1023bf32aa6f4

      SHA1

      0f16bcb3f3f085d3d3be912195558e9f9680d574

      SHA256

      8d6abba9b216172cfc64b8802db0d20a1c634c96e1049f451eddba2363966bf0

      SHA512

      534be1fe93ee556a14cfd8fad5377f57fb056ab4cd2bca14e4f376f4a25d3d4d270917d68a90b3c40d8a8daaeba6f592fa095ecff478332ba23405d1df728322

    • memory/1900-134-0x00000000002A0000-0x000000000069E000-memory.dmp

      Filesize

      4.0MB

    • memory/1900-135-0x0000000005390000-0x00000000053F6000-memory.dmp

      Filesize

      408KB

    • memory/4648-143-0x00000000004D0000-0x00000000004F0000-memory.dmp

      Filesize

      128KB

    • memory/4648-144-0x00000000004F0000-0x0000000000510000-memory.dmp

      Filesize

      128KB

    • memory/4948-139-0x00000000001D0000-0x00000000001E4000-memory.dmp

      Filesize

      80KB