Analysis

  • max time kernel
    148s
  • max time network
    133s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230703-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13/07/2023, 17:30

General

  • Target

    bill payment notice #43782 PDF.exe

  • Size

    380KB

  • MD5

    9c44cdb43340fc9b7e3de6f4e0b95b29

  • SHA1

    e462d5b74202a1156a005ba5c032af092b3622fa

  • SHA256

    e712635bcf6dfae53c0b3679f053bd3a4e509e26295c0d3991887abc3e37f5b8

  • SHA512

    05dc10752c3340d1ba689868e0e7359f5b414f81bcbea9d4415a3a5035d80a0f3e028de1c506c33bfa6d27d9ce8e3867b549e5c4255f970ccdc780d58e78ea7b

  • SSDEEP

    6144:K4t6LsvuyXOLT/plOJb0r6iSeysFkHnhHMQ/4iw67Jf:Kkvz6/KJ06iSeLkHnyKAoJ

Score
7/10

Malware Config

Signatures

  • Loads dropped DLL 2 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Drops file in Program Files directory 1 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\bill payment notice #43782 PDF.exe
    "C:\Users\Admin\AppData\Local\Temp\bill payment notice #43782 PDF.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in Program Files directory
    • Drops file in Windows directory
    PID:2332

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Temp\nsq2017.tmp\System.dll

          Filesize

          11KB

          MD5

          17ed1c86bd67e78ade4712be48a7d2bd

          SHA1

          1cc9fe86d6d6030b4dae45ecddce5907991c01a0

          SHA256

          bd046e6497b304e4ea4ab102cab2b1f94ce09bde0eebba4c59942a732679e4eb

          SHA512

          0cbed521e7d6d1f85977b3f7d3ca7ac34e1b5495b69fd8c7bfa1a846baf53b0ecd06fe1ad02a3599082ffacaf8c71a3bb4e32dec05f8e24859d736b828092cd5

        • C:\Users\Admin\AppData\Local\Temp\nsq2017.tmp\System.dll

          Filesize

          11KB

          MD5

          17ed1c86bd67e78ade4712be48a7d2bd

          SHA1

          1cc9fe86d6d6030b4dae45ecddce5907991c01a0

          SHA256

          bd046e6497b304e4ea4ab102cab2b1f94ce09bde0eebba4c59942a732679e4eb

          SHA512

          0cbed521e7d6d1f85977b3f7d3ca7ac34e1b5495b69fd8c7bfa1a846baf53b0ecd06fe1ad02a3599082ffacaf8c71a3bb4e32dec05f8e24859d736b828092cd5

        • C:\Users\Admin\AppData\Local\Temp\nsq2017.tmp\System.dll

          Filesize

          11KB

          MD5

          17ed1c86bd67e78ade4712be48a7d2bd

          SHA1

          1cc9fe86d6d6030b4dae45ecddce5907991c01a0

          SHA256

          bd046e6497b304e4ea4ab102cab2b1f94ce09bde0eebba4c59942a732679e4eb

          SHA512

          0cbed521e7d6d1f85977b3f7d3ca7ac34e1b5495b69fd8c7bfa1a846baf53b0ecd06fe1ad02a3599082ffacaf8c71a3bb4e32dec05f8e24859d736b828092cd5

        • memory/2332-149-0x00000000079D0000-0x00000000088F7000-memory.dmp

          Filesize

          15.2MB

        • memory/2332-150-0x00000000079D0000-0x00000000088F7000-memory.dmp

          Filesize

          15.2MB