General

  • Target

    hel.txt

  • Size

    501B

  • Sample

    241109-pmvt3stkgw

  • MD5

    5109019283c6896a3b880e6f91662252

  • SHA1

    540dd3408ccd07e046260962405968739ac034f4

  • SHA256

    afb917b5952c277b5fecdbcf698d3505706c3ef733aa01706adb880b35c7df01

  • SHA512

    11cbd16c1faa832e01a6ca0c3a9b8d825f73aec74ee5ab04c4461b80f7d340de83b2d7e07e2e1a43535f321ae76ba0577999108f3894921a533c0cf8a39a209c

Malware Config

Targets

    • Target

      hel.txt

    • Size

      501B

    • MD5

      5109019283c6896a3b880e6f91662252

    • SHA1

      540dd3408ccd07e046260962405968739ac034f4

    • SHA256

      afb917b5952c277b5fecdbcf698d3505706c3ef733aa01706adb880b35c7df01

    • SHA512

      11cbd16c1faa832e01a6ca0c3a9b8d825f73aec74ee5ab04c4461b80f7d340de83b2d7e07e2e1a43535f321ae76ba0577999108f3894921a533c0cf8a39a209c

    • Xmrig family

    • xmrig

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

    • XMRig Miner payload

    • Downloads MZ/PE file

    • Cryptocurrency Miner

      Makes network request to known mining pool URL.

    • Drops startup file

    • Executes dropped EXE

    • Loads dropped DLL

    • Uses the VBS compiler for execution

    • Adds Run key to start application

    • Drops desktop.ini file(s)

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Legitimate hosting services abused for malware hosting/C2

    • Writes to the Master Boot Record (MBR)

      Bootkits write to the MBR to gain persistence at a level below the operating system.

    • Suspicious use of SetThreadContext

    • UPX packed file

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

MITRE ATT&CK Enterprise v15

Tasks