General

  • Target

    PlutoForce.rar

  • Size

    33.5MB

  • Sample

    250218-ldl9ssyrer

  • MD5

    69bc35d6b2349af1f078b8b8106310dc

  • SHA1

    730791a755670301cc33a4b7d073af6c4b1a33c7

  • SHA256

    9589448fe5eaa68a5ebf0e5895f9ea33282f74bd1aea72bb797963afde649e24

  • SHA512

    971549f7f93ccd573bb2e4c775ddb02b258e6945e7f13bb1aae449096ae841bb4e8247c0c299c6b42d92f8f4ebf9c2ba65f78ff68038d6245c85a56f71d7dba8

  • SSDEEP

    786432:FrVdcTWpg1fTCyoEcYSoOIm9WLF+Bt7wvweHQhdx4:FrVdc6CCHcG9kMxewhdu

Malware Config

Targets

    • Target

      PlutoForce/PlutoForce/FixedBuilder.exe

    • Size

      32.3MB

    • MD5

      11306d40b27d364f4404ee6581ee3753

    • SHA1

      694ca56e9f691c952db01cbe8f674043d504429a

    • SHA256

      c50df16135cdfea43185a54b0b831a95d647f97c3f8d9774bc45e3df0ad2ea6f

    • SHA512

      45c9d459810a7fbe80c8a2913d3340d2f41a67cdcb2c03379a8d7f402a7a3f43f285c74404fdb05c1334be259cd4794cf75265c56102ac212b3eee486c1cb242

    • SSDEEP

      393216:wCkry0xZPRorsYLauqWJTRGlMcD1bpY7D9sKWvyEXhoyhRD2NxpCt6B8Mha69aps:VNs3sJ5IeDWK4DixpTNkp/68Vg

    • Drops startup file

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Command and Scripting Interpreter: PowerShell

      Using powershell.exe command.

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • UPX packed file

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

    • Target

      PlutoForce/PlutoForce/PlutoProgram.exe

    • Size

      300.0MB

    • MD5

      714506b369ebd3a445ecdcc922b1d259

    • SHA1

      d8df1ed79a24cba7fd1dab33c59ff9cfcc374eeb

    • SHA256

      a34da5e4ce25f55eeed2c40aa30512bb896cc648354ce896436b5593fd35ef58

    • SHA512

      dd92bc2d0728289a9b79ce1d98110a45d4c48d04e12424bc76e09a22d28149083c8ed63489b174ebd1e271d75866bf44ab8b3d7eaba6a867f049b18fe3a46013

    • SSDEEP

      196608:NWo20HveveNTfm/pf+xk4dWRimrbW3jmyr:12sy/pWu4kRimrbmy4

    • Deletes Windows Defender Definitions

      Uses mpcmdrun utility to delete all AV definitions.

    • Command and Scripting Interpreter: PowerShell

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

    • Loads dropped DLL

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Enumerates processes with tasklist

    • UPX packed file

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

MITRE ATT&CK Enterprise v15

Tasks