Analysis

  • max time kernel
    140s
  • max time network
    68s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    17/10/2024, 02:09

General

  • Target

    dc8315b8b26049cba821227679993307615f7b240362c6a510464d06c6e052bc.exe

  • Size

    330KB

  • MD5

    3337e3a37f40da71c7eb090ccb934314

  • SHA1

    ae225834f6d6fa7e9d961a3c2f80540aaae3daa0

  • SHA256

    dc8315b8b26049cba821227679993307615f7b240362c6a510464d06c6e052bc

  • SHA512

    82a4bc420ef2dbd4194add734efd446810fa2b80d14877128963117e48c68a7a406b118245f67a9e1eca930168ad36a9ce516837bcf023d550b632d207ae3e12

  • SSDEEP

    6144:AS+QH6yN8wfRe3q+2ZYbO2PY/eQanlrUNqKHBzruESdE2rPH46GFU8RyGO:KE6y66e3N272PYXZN5BijY6YlRyF

Malware Config

Signatures

  • Enumerates connected drives 3 TTPs 21 IoCs

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

  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

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

  • UPX packed file 3 IoCs

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

  • Drops file in Program Files directory 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies system certificate store 2 TTPs 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\dc8315b8b26049cba821227679993307615f7b240362c6a510464d06c6e052bc.exe
    "C:\Users\Admin\AppData\Local\Temp\dc8315b8b26049cba821227679993307615f7b240362c6a510464d06c6e052bc.exe"
    1⤵
    • Enumerates connected drives
    • Writes to the Master Boot Record (MBR)
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Modifies system certificate store
    PID:2768

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Temp\Cab63E3.tmp

          Filesize

          70KB

          MD5

          49aebf8cbd62d92ac215b2923fb1b9f5

          SHA1

          1723be06719828dda65ad804298d0431f6aff976

          SHA256

          b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

          SHA512

          bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

        • C:\Users\Admin\AppData\Local\Temp\Tar6454.tmp

          Filesize

          181KB

          MD5

          4ea6026cf93ec6338144661bf1202cd1

          SHA1

          a1dec9044f750ad887935a01430bf49322fbdcb7

          SHA256

          8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

          SHA512

          6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

        • memory/2768-0-0x0000000000400000-0x00000000004BD000-memory.dmp

          Filesize

          756KB

        • memory/2768-61-0x0000000000400000-0x00000000004BD000-memory.dmp

          Filesize

          756KB

        • memory/2768-67-0x0000000000400000-0x00000000004BD000-memory.dmp

          Filesize

          756KB