Analysis

  • max time kernel
    142s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231023-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26-10-2023 00:20

General

  • Target

    NEAS.8c2262489d0d42675e44a467cb023c00.exe

  • Size

    40KB

  • MD5

    8c2262489d0d42675e44a467cb023c00

  • SHA1

    fb9c4e1516258a19bfe8811ae8232cb4d636528d

  • SHA256

    44f468965a1c7aa51ff6bf0417e451e6a45c7eccf7b8db3f2199f3857fbccd6c

  • SHA512

    c4220501352928218f6029f0e62ca962f9751f2392d9f95f570a570e080219a5d78b76d65e7de6a3a9de2eb052a541b709b50fbbb2a3f5dafcfa72a64cefa869

  • SSDEEP

    768:q7Xezc/T6Zp14hyYtoVxYF9mHfCBJTAIO3OtYVe:G6zqhyYtkYW/CPnO32

Malware Config

Extracted

Family

sakula

C2

http://www.we11point.com:443/view.asp?cookie=%s&type=%d&vid=%d

http://www.we11point.com:443/photo/%s.jpg?vid=%d

Signatures

  • Sakula

    Sakula is a remote access trojan with various capabilities.

  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Modifies registry key 1 TTPs 1 IoCs
  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\NEAS.8c2262489d0d42675e44a467cb023c00.exe
    "C:\Users\Admin\AppData\Local\Temp\NEAS.8c2262489d0d42675e44a467cb023c00.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1476
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /c reg add HKLM\Software\Microsoft\Windows\CurrentVersion\Run /v "MicroMedia" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4128
      • C:\Windows\SysWOW64\reg.exe
        reg add HKLM\Software\Microsoft\Windows\CurrentVersion\Run /v "MicroMedia" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe"
        3⤵
        • Adds Run key to start application
        • Modifies registry key
        PID:764
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      2⤵
      • Executes dropped EXE
      PID:232
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /c ping 127.0.0.1 & del "C:\Users\Admin\AppData\Local\Temp\NEAS.8c2262489d0d42675e44a467cb023c00.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:5100
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:4612

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
    Filesize

    40KB

    MD5

    688b7e8dc7f4945515d4ccb663ebf81e

    SHA1

    641822f7b11be3b805a86bc7b4f51c2376323ea6

    SHA256

    d7167052cccbec29ab4a970b8e7553cf45dd730b6019f058687a732b4ec1e810

    SHA512

    2b57902a97b62c66c3aa80a92128a186903d727ca8b1fac6e0a4b8ac5201077241dee1891f46c9e7ed7604f3d323d56b0ed22837c9903c475b8cc1618eb89f39

  • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
    Filesize

    40KB

    MD5

    688b7e8dc7f4945515d4ccb663ebf81e

    SHA1

    641822f7b11be3b805a86bc7b4f51c2376323ea6

    SHA256

    d7167052cccbec29ab4a970b8e7553cf45dd730b6019f058687a732b4ec1e810

    SHA512

    2b57902a97b62c66c3aa80a92128a186903d727ca8b1fac6e0a4b8ac5201077241dee1891f46c9e7ed7604f3d323d56b0ed22837c9903c475b8cc1618eb89f39

  • memory/1476-0-0x0000000000400000-0x000000000040A000-memory.dmp
    Filesize

    40KB

  • memory/1476-1-0x0000000000400000-0x000000000040A000-memory.dmp
    Filesize

    40KB

  • memory/1476-2-0x0000000000400000-0x000000000040A000-memory.dmp
    Filesize

    40KB

  • memory/1476-7-0x0000000000400000-0x000000000040A000-memory.dmp
    Filesize

    40KB