Overview

overview

10

Static

static

10

5622_16479...29.exe

windows7_x64

10

5622_16479...29.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    105s
  • max time network
    164s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220310-en
  • submitted
    25-03-2022 06:57

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General

  • Target

    5622_1647967473_729.exe

  • Size

    4.0MB

  • MD5

    0cfe05bcaa6d0ef8a21e01dcd298f1c8

  • SHA1

    0dae542f14b5a4d2ab5bc3bb9571672a60efa47f

  • SHA256

    bb2eb6165e8dccc7f52ac0a86b533656f4fdec8751dd46dd16243bf1fe012748

  • SHA512

    b0d67335de0ff4c7d283e48b9a3078898c7ff38497277dd65d3113939e9447574079c021d69b8d989efb1366813b54e01efa016fbbf4b242a09018bedeb165f0

Score
10/10
loaderbotloaderminerpersistencesuricata

Malware Config

Signatures

  • LoaderBot

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

    loaderminerloaderbot
  • suricata: ET MALWARE CerberTear Ransomware CnC Checkin

    suricata: ET MALWARE CerberTear Ransomware CnC Checkin

    suricata
  • 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
    persistence
  • 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 35 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\5622_1647967473_729.exe
    "C:\Users\Admin\AppData\Local\Temp\5622_1647967473_729.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:1924
    • C:\Users\Admin\AppData\Roaming\Sysfiles\Driver.exe
      "C:\Users\Admin\AppData\Roaming\Sysfiles\Driver.exe" -o pool.supportxmr.com:3333 -u 41jSnXa6AS1LinSidR94QphNgqEFhKqYo9scePhGMhywJWnTwSsuGQEB5bfnmLj4jhbTy7XcqukD3SHsxaXjDmrcTrjhskT -p x -k -v=0 --donate-level=0 -t 1
      2⤵
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      PID:4164
      • C:\Windows\system32\WerFault.exe
        C:\Windows\system32\WerFault.exe -u -p 4164 -s 760
        3⤵
        • Program crash
        PID:1576
    • C:\Users\Admin\AppData\Roaming\Sysfiles\Driver.exe
      "C:\Users\Admin\AppData\Roaming\Sysfiles\Driver.exe" -o pool.supportxmr.com:3333 -u 41jSnXa6AS1LinSidR94QphNgqEFhKqYo9scePhGMhywJWnTwSsuGQEB5bfnmLj4jhbTy7XcqukD3SHsxaXjDmrcTrjhskT -p x -k -v=0 --donate-level=0 -t 1
      2⤵
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      PID:1760
  • C:\Windows\system32\WerFault.exe
    C:\Windows\system32\WerFault.exe -pss -s 440 -p 4164 -ip 4164
    1⤵
      PID:1056

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

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    Downloads

    • memory/1924-134-0x0000000000A00000-0x0000000000DFE000-memory.dmp

      Filesize

      4.0MB

      Download

    • memory/1924-135-0x0000000005A70000-0x0000000005AD6000-memory.dmp

      Filesize

      408KB

      Download

    • memory/4164-139-0x00000000001D0000-0x00000000001E4000-memory.dmp

      Filesize

      80KB

      Download