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Analysis

  • max time kernel
    121s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    29/12/2023, 18:37

General

  • Target

    00b17447be34416e2e8566169d920e89.exe

  • Size

    46KB

  • MD5

    00b17447be34416e2e8566169d920e89

  • SHA1

    0f6719653fbb56fc0f0b013bc76bd49374b10ec9

  • SHA256

    2999a8e24b20f86c319d5f09556f1bd87d246f4f0bc892695d42b54ed4e9344e

  • SHA512

    1ca5af1a64d65ea4341511ce7e4fc34244e30d7a37d0b20928cf0f63f30612663bb78532f163ceedeb4e05b0d9bbb787257fbd7be4e4d07f2b0a3ce7b48a4c67

  • SSDEEP

    768:nKUoMx/jQVq0ZLYEzct1kOjTM6f4h6ThrnKBuu9cTbeRC7VXoajHOKXWXuO9afmh:KwrQLZLUTkOX9f4kdTKEJ3eRGXPjHtmh

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Drops file in System32 directory 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\00b17447be34416e2e8566169d920e89.exe
    "C:\Users\Admin\AppData\Local\Temp\00b17447be34416e2e8566169d920e89.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Drops file in System32 directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:2456
    • C:\Windows\SysWOW64\rundll23.exe
      C:\Windows\system32\rundll23.exe
      2⤵
      • Executes dropped EXE
      • Suspicious use of UnmapMainImage
      PID:1820

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \Windows\SysWOW64\rundll23.exe

    Filesize

    46KB

    MD5

    00b17447be34416e2e8566169d920e89

    SHA1

    0f6719653fbb56fc0f0b013bc76bd49374b10ec9

    SHA256

    2999a8e24b20f86c319d5f09556f1bd87d246f4f0bc892695d42b54ed4e9344e

    SHA512

    1ca5af1a64d65ea4341511ce7e4fc34244e30d7a37d0b20928cf0f63f30612663bb78532f163ceedeb4e05b0d9bbb787257fbd7be4e4d07f2b0a3ce7b48a4c67

  • memory/2456-0-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB

  • memory/2456-9-0x00000000001B0000-0x00000000001D0000-memory.dmp

    Filesize

    128KB

  • memory/2456-10-0x00000000001B0000-0x00000000001D0000-memory.dmp

    Filesize

    128KB