Analysis

  • max time kernel
    140s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230703-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19/07/2023, 01:58

General

  • Target

    143db2995f3e474d1e42ac48f230786fa67280bba7830f37b5890031a560cd03.exe

  • Size

    56KB

  • MD5

    9b64ecf6bbb7434d137c178324b9ca58

  • SHA1

    d33e52a42a05309d7e689c4d2a532719da14a63e

  • SHA256

    143db2995f3e474d1e42ac48f230786fa67280bba7830f37b5890031a560cd03

  • SHA512

    764a9c9ad9f7bb4809dea8295e71b6e1cf80811529647f8321fa62481d1fb0f2fb5ee050a16abe5412200df05ce97af91e1bd28ed0280ad2c3d1fc79915ca742

  • SSDEEP

    1536:o1KhxqwtdgI2MyzNORQtOflIwoHNV2XBFV72BOlA7ZszsbKY1xzp0oj67JR:aq7tdgI2MyzNORQtOflIwoHNV2XBFV7z

Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 2 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\143db2995f3e474d1e42ac48f230786fa67280bba7830f37b5890031a560cd03.exe
    "C:\Users\Admin\AppData\Local\Temp\143db2995f3e474d1e42ac48f230786fa67280bba7830f37b5890031a560cd03.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:2324
    • C:\Users\Admin\AppData\Local\Temp\hurok.exe
      "C:\Users\Admin\AppData\Local\Temp\hurok.exe"
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      PID:4132

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\hurok.exe

    Filesize

    56KB

    MD5

    e039b23923c43b5503e380d05f497145

    SHA1

    1a207017597f643ddaa7085fd02608b8815895d9

    SHA256

    db19838285f3ed4f90fda2409894c77508738a70373e993721e6df74c68e6996

    SHA512

    ad978d01bbb2a5bad6270578df6f2338dba0f923ccfc6940cec59f08d9e243f40270fc698ebc9ca558504e1fc679f16f477935bac7510ddaefcf7f5f65cd6b13

  • C:\Users\Admin\AppData\Local\Temp\hurok.exe

    Filesize

    56KB

    MD5

    e039b23923c43b5503e380d05f497145

    SHA1

    1a207017597f643ddaa7085fd02608b8815895d9

    SHA256

    db19838285f3ed4f90fda2409894c77508738a70373e993721e6df74c68e6996

    SHA512

    ad978d01bbb2a5bad6270578df6f2338dba0f923ccfc6940cec59f08d9e243f40270fc698ebc9ca558504e1fc679f16f477935bac7510ddaefcf7f5f65cd6b13

  • C:\Users\Admin\AppData\Local\Temp\hurok.exe

    Filesize

    56KB

    MD5

    e039b23923c43b5503e380d05f497145

    SHA1

    1a207017597f643ddaa7085fd02608b8815895d9

    SHA256

    db19838285f3ed4f90fda2409894c77508738a70373e993721e6df74c68e6996

    SHA512

    ad978d01bbb2a5bad6270578df6f2338dba0f923ccfc6940cec59f08d9e243f40270fc698ebc9ca558504e1fc679f16f477935bac7510ddaefcf7f5f65cd6b13

  • memory/2324-133-0x00000000020C0000-0x00000000020C6000-memory.dmp

    Filesize

    24KB

  • memory/2324-134-0x00000000020C0000-0x00000000020C6000-memory.dmp

    Filesize

    24KB

  • memory/2324-135-0x0000000000400000-0x0000000000406000-memory.dmp

    Filesize

    24KB

  • memory/4132-153-0x00000000006A0000-0x00000000006A6000-memory.dmp

    Filesize

    24KB