General

  • Target

    7b1f03fb9936f72548c7d006eabfc310.exe

  • Size

    866KB

  • Sample

    230212-x4dk5aga34

  • MD5

    7b1f03fb9936f72548c7d006eabfc310

  • SHA1

    66aef8129896c6e6dd36b2e3abadbbce7b4d51d6

  • SHA256

    e12d85aa606d45cdbb85982f5ea17d5c0b6f030dbbb30275ec0803f37c188a5b

  • SHA512

    f20b8348e0eb82f61fbaa98ce771f260bbbd22e1cf6018a49338d457b0ab5213a853e81cb4e4760c2c167a04279c6772a5076849dc89120fe31e05bb21f8c403

  • SSDEEP

    24576:b2c2oVEmdgUwB4qM742kyxzDL/KHYAmCS:ac2osByEby5DL/Dr

Malware Config

Targets

    • Target

      7b1f03fb9936f72548c7d006eabfc310.exe

    • Size

      866KB

    • MD5

      7b1f03fb9936f72548c7d006eabfc310

    • SHA1

      66aef8129896c6e6dd36b2e3abadbbce7b4d51d6

    • SHA256

      e12d85aa606d45cdbb85982f5ea17d5c0b6f030dbbb30275ec0803f37c188a5b

    • SHA512

      f20b8348e0eb82f61fbaa98ce771f260bbbd22e1cf6018a49338d457b0ab5213a853e81cb4e4760c2c167a04279c6772a5076849dc89120fe31e05bb21f8c403

    • SSDEEP

      24576:b2c2oVEmdgUwB4qM742kyxzDL/KHYAmCS:ac2osByEby5DL/Dr

    • Generic Chinese Botnet

      A botnet originating from China which is currently unnamed publicly.

    • Chinese Botnet payload

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

    • Enumerates connected drives

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

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v6

Tasks

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