Analysis

  • max time kernel
    148s
  • max time network
    159s
  • platform
    windows7_x64
  • resource
    win7-20231020-en
  • resource tags

    arch:x64arch:x86image:win7-20231020-enlocale:en-usos:windows7-x64system
  • submitted
    27-10-2023 01:35

General

  • Target

    NEAS.b7f5edce3547da45966a78dea9d6ba90_JC.exe

  • Size

    38KB

  • MD5

    b7f5edce3547da45966a78dea9d6ba90

  • SHA1

    85ad447a9456a5ec344ea6b6557722904d5497f0

  • SHA256

    919b7ab3ae3534b5f996d231b269f9d1e72830a17d96cd350ce320c3ad5cd6aa

  • SHA512

    a9d6db8cef21464008d078d5e042899a26046fb3ff88d253be341d02100bcebf55e5b18f6858ee9d75a9620a2a76817c5105c92eb991f2a6036d927b8ed2f74f

  • SSDEEP

    768:u7Xezc/T6Zp14hyYtoVxYF9mHF1yD3BmNV5:a6zqhyYtkYWI3Bm

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.

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 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 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\NEAS.b7f5edce3547da45966a78dea9d6ba90_JC.exe
    "C:\Users\Admin\AppData\Local\Temp\NEAS.b7f5edce3547da45966a78dea9d6ba90_JC.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2076
    • 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:2680
      • 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:2872
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      2⤵
      • Executes dropped EXE
      PID:2552
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /c ping 127.0.0.1 & del "C:\Users\Admin\AppData\Local\Temp\NEAS.b7f5edce3547da45966a78dea9d6ba90_JC.exe"
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:2596
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:2636

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    38KB

    MD5

    052fde65ef722e35bec2fd544af69f44

    SHA1

    432de3f3613d250e5868f00275ae27041c82082e

    SHA256

    c9edf6a89aacb3df4811852a70adab3c800f8081198ec39c7f6b77e4fde5a346

    SHA512

    b2fb7f54499fd66a6f0710c4d12d672014aa4493adecffe23924c538e146981396ae7e0572509c6799d21a07b6491dea6e0f2c160a6aa900eb4be0404a571e14

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

    38KB

    MD5

    052fde65ef722e35bec2fd544af69f44

    SHA1

    432de3f3613d250e5868f00275ae27041c82082e

    SHA256

    c9edf6a89aacb3df4811852a70adab3c800f8081198ec39c7f6b77e4fde5a346

    SHA512

    b2fb7f54499fd66a6f0710c4d12d672014aa4493adecffe23924c538e146981396ae7e0572509c6799d21a07b6491dea6e0f2c160a6aa900eb4be0404a571e14

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

    38KB

    MD5

    052fde65ef722e35bec2fd544af69f44

    SHA1

    432de3f3613d250e5868f00275ae27041c82082e

    SHA256

    c9edf6a89aacb3df4811852a70adab3c800f8081198ec39c7f6b77e4fde5a346

    SHA512

    b2fb7f54499fd66a6f0710c4d12d672014aa4493adecffe23924c538e146981396ae7e0572509c6799d21a07b6491dea6e0f2c160a6aa900eb4be0404a571e14

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

    38KB

    MD5

    052fde65ef722e35bec2fd544af69f44

    SHA1

    432de3f3613d250e5868f00275ae27041c82082e

    SHA256

    c9edf6a89aacb3df4811852a70adab3c800f8081198ec39c7f6b77e4fde5a346

    SHA512

    b2fb7f54499fd66a6f0710c4d12d672014aa4493adecffe23924c538e146981396ae7e0572509c6799d21a07b6491dea6e0f2c160a6aa900eb4be0404a571e14

  • memory/2076-0-0x0000000000400000-0x000000000040A000-memory.dmp
    Filesize

    40KB

  • memory/2076-1-0x0000000000400000-0x000000000040A000-memory.dmp
    Filesize

    40KB

  • memory/2076-9-0x0000000000220000-0x000000000022A000-memory.dmp
    Filesize

    40KB

  • memory/2076-12-0x0000000000400000-0x000000000040A000-memory.dmp
    Filesize

    40KB

  • memory/2076-13-0x0000000000220000-0x000000000022A000-memory.dmp
    Filesize

    40KB

  • memory/2552-11-0x0000000000400000-0x000000000040A000-memory.dmp
    Filesize

    40KB