Analysis

  • max time kernel
    145s
  • max time network
    73s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    11/10/2022, 21:16

General

  • Target

    8d9a9097a08280c4e84f9abde6512360d533fd3071a0ee524008101f7ec35eee.exe

  • Size

    27KB

  • MD5

    696252bf4ef3f2dc2d681d29831ba9c0

  • SHA1

    1d9c5459618ba685b71cb7045805322c60610bbd

  • SHA256

    8d9a9097a08280c4e84f9abde6512360d533fd3071a0ee524008101f7ec35eee

  • SHA512

    c90e155a8870b8572044637014ea39ba9aaa2f9cbe0c6a3eea84b750d16ff41a1ca528f9be568f4f5b2f4354aa50211f666c004b5c83d84a75bed7ac28861af5

  • SSDEEP

    384:PHMjN+qnOob52aYyd5Qj5+EBRQb7+rJCXZHD8BcM/px9WiHD5ljSGN:0jN+qjMC5yAEBRQMYXZHDV2znSGN

Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Sets file execution options in registry 2 TTPs 64 IoCs
  • Deletes itself 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Enumerates connected drives 3 TTPs 23 IoCs

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

  • Drops autorun.inf file 1 TTPs 2 IoCs

    Malware can abuse Windows Autorun to spread further via attached volumes.

  • Drops file in Program Files directory 1 IoCs
  • Drops file in Windows directory 2 IoCs
  • Modifies Control Panel 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8d9a9097a08280c4e84f9abde6512360d533fd3071a0ee524008101f7ec35eee.exe
    "C:\Users\Admin\AppData\Local\Temp\8d9a9097a08280c4e84f9abde6512360d533fd3071a0ee524008101f7ec35eee.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1140
    • C:\Windows\Fonts\system\ati2evxx.EXE
      C:\Windows\Fonts\system\ati2evxx.EXE
      2⤵
      • Executes dropped EXE
      • Sets file execution options in registry
      • Adds Run key to start application
      • Enumerates connected drives
      • Drops autorun.inf file
      • Drops file in Program Files directory
      • Modifies Control Panel
      PID:1136
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c ""C:\Users\Admin\AppData\Local\Temp\8d9a9097a08280c4e84f9abde6512360d533fd3071a0ee524008101f7ec35eee.exe.bat""
      2⤵
      • Deletes itself
      PID:2036

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\8d9a9097a08280c4e84f9abde6512360d533fd3071a0ee524008101f7ec35eee.exe.bat

    Filesize

    354B

    MD5

    bfec32b209c2b4fb57793ae21f2ca46f

    SHA1

    da3400e8ffedccefc2957ce1176cd8229556dc91

    SHA256

    01deca0a5e81e42b91e6e6d7b873e905c2aa3e50a1832ad0962c50dcf876a0b8

    SHA512

    cb4fd3e121a035356c11b34691774681236cac9ced874009c439dccfb89f150daa1621eba18dbc4c2efbcf067a1352cc879d46caec13c255dfa8352e6f5a29e2

  • C:\Windows\Fonts\system\ati2evxx.EXE

    Filesize

    27KB

    MD5

    696252bf4ef3f2dc2d681d29831ba9c0

    SHA1

    1d9c5459618ba685b71cb7045805322c60610bbd

    SHA256

    8d9a9097a08280c4e84f9abde6512360d533fd3071a0ee524008101f7ec35eee

    SHA512

    c90e155a8870b8572044637014ea39ba9aaa2f9cbe0c6a3eea84b750d16ff41a1ca528f9be568f4f5b2f4354aa50211f666c004b5c83d84a75bed7ac28861af5

  • C:\Windows\Fonts\system\ati2evxx.EXE

    Filesize

    27KB

    MD5

    696252bf4ef3f2dc2d681d29831ba9c0

    SHA1

    1d9c5459618ba685b71cb7045805322c60610bbd

    SHA256

    8d9a9097a08280c4e84f9abde6512360d533fd3071a0ee524008101f7ec35eee

    SHA512

    c90e155a8870b8572044637014ea39ba9aaa2f9cbe0c6a3eea84b750d16ff41a1ca528f9be568f4f5b2f4354aa50211f666c004b5c83d84a75bed7ac28861af5

  • \Windows\Fonts\system\ati2evxx.EXE

    Filesize

    27KB

    MD5

    696252bf4ef3f2dc2d681d29831ba9c0

    SHA1

    1d9c5459618ba685b71cb7045805322c60610bbd

    SHA256

    8d9a9097a08280c4e84f9abde6512360d533fd3071a0ee524008101f7ec35eee

    SHA512

    c90e155a8870b8572044637014ea39ba9aaa2f9cbe0c6a3eea84b750d16ff41a1ca528f9be568f4f5b2f4354aa50211f666c004b5c83d84a75bed7ac28861af5

  • \Windows\Fonts\system\ati2evxx.EXE

    Filesize

    27KB

    MD5

    696252bf4ef3f2dc2d681d29831ba9c0

    SHA1

    1d9c5459618ba685b71cb7045805322c60610bbd

    SHA256

    8d9a9097a08280c4e84f9abde6512360d533fd3071a0ee524008101f7ec35eee

    SHA512

    c90e155a8870b8572044637014ea39ba9aaa2f9cbe0c6a3eea84b750d16ff41a1ca528f9be568f4f5b2f4354aa50211f666c004b5c83d84a75bed7ac28861af5

  • memory/1136-62-0x0000000000800000-0x0000000000825000-memory.dmp

    Filesize

    148KB

  • memory/1136-63-0x0000000075F51000-0x0000000075F53000-memory.dmp

    Filesize

    8KB

  • memory/1136-64-0x0000000000800000-0x0000000000825000-memory.dmp

    Filesize

    148KB

  • memory/1140-59-0x0000000000800000-0x0000000000825000-memory.dmp

    Filesize

    148KB