Overview

overview

10

Static

static

1

coldrain.exe

windows7-x64

10

coldrain.exe

windows10-2004-x64

10

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General

  • Target

    coldrain.exe

  • Size

    5.0MB

  • Sample

    241221-vvs84svjbk

  • MD5

    d3750f6797201c09918071e5cfbc5b31

  • SHA1

    bacd5effd168ff9a16c59d93b499713858ed93fc

  • SHA256

    36977b28c9fed001eac6ee6618edb0b5a8d1f47e7bc43c43124a9633dcf6b7bc

  • SHA512

    cdab6afd2fa7720dbbc71069b1afb154f695232ee8f4cae3c49b2bba04edcc6e5cb48019556816988bc352682c4293662e6dd3ac8b23bc50e34c4c1a0a79b5d6

  • SSDEEP

    98304:DcuBfco43+mCaazAoQqk3EdjiYQA7uHrrQN457K+8aatJgv/BxHR0wjvakHMXP:dBftXX1Qv3EBiu7eRfvJxxvPs/

Score
10/10
xmrigdiscoveryevasionexecutionminerpersistenceupx

Malware Config

Targets

    • Target

      coldrain.exe

    • Size

      5.0MB

    • MD5

      d3750f6797201c09918071e5cfbc5b31

    • SHA1

      bacd5effd168ff9a16c59d93b499713858ed93fc

    • SHA256

      36977b28c9fed001eac6ee6618edb0b5a8d1f47e7bc43c43124a9633dcf6b7bc

    • SHA512

      cdab6afd2fa7720dbbc71069b1afb154f695232ee8f4cae3c49b2bba04edcc6e5cb48019556816988bc352682c4293662e6dd3ac8b23bc50e34c4c1a0a79b5d6

    • SSDEEP

      98304:DcuBfco43+mCaazAoQqk3EdjiYQA7uHrrQN457K+8aatJgv/BxHR0wjvakHMXP:dBftXX1Qv3EBiu7eRfvJxxvPs/

    Score
    10/10
    xmrigevasionexecutionminerpersistenceupxdiscovery

    • Xmrig family

      xmrig

    • xmrig

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

      minerxmrig

    • XMRig Miner payload

      miner

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

      execution

    • Creates new service(s)

      persistenceexecution

    • Stops running service(s)

      evasionexecution

    • Executes dropped EXE

    • Loads dropped DLL

    • Power Settings

      powercfg controls all configurable power system settings on a Windows system and can be abused to prevent an infected host from locking or shutting down.

      persistence

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

      upx
    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks