Analysis

  • max time kernel
    137s
  • max time network
    155s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    12-02-2022 03:43

General

  • Target

    16e7905aeabacadac414dd1f1b605ab718214c1732f606aedd26b59e1d993561.exe

  • Size

    89KB

  • MD5

    96584bfc8ea2b79d1e0c153fc82b71dc

  • SHA1

    e9a50a2a4c2eb81f115abe1dc8b147765d9c5dcd

  • SHA256

    16e7905aeabacadac414dd1f1b605ab718214c1732f606aedd26b59e1d993561

  • SHA512

    b9e80a9fc5781d8e05cadcb2a9b5b0b0835085c877d34b078dc22af7dcd369416843d9700f9cd243566eb189b35e6bb98466424b4ebff271111911a4d5844d62

Malware Config

Signatures

  • Sakula

    Sakula is a remote access trojan with various capabilities.

  • Sakula Payload 2 IoCs
  • suricata: ET MALWARE SUSPICIOUS UA (iexplore)

    suricata: ET MALWARE SUSPICIOUS UA (iexplore)

  • suricata: ET MALWARE Sakula/Mivast RAT CnC Beacon 1

    suricata: ET MALWARE Sakula/Mivast RAT CnC Beacon 1

  • Executes dropped EXE 1 IoCs
  • Deletes itself 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\16e7905aeabacadac414dd1f1b605ab718214c1732f606aedd26b59e1d993561.exe
    "C:\Users\Admin\AppData\Local\Temp\16e7905aeabacadac414dd1f1b605ab718214c1732f606aedd26b59e1d993561.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:528
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      2⤵
      • Executes dropped EXE
      PID:1876
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\16e7905aeabacadac414dd1f1b605ab718214c1732f606aedd26b59e1d993561.exe"
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:1652
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:1640

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    MD5

    d1c716aa492c05c66349cb0279e053b1

    SHA1

    ee487324953ee42f9f1854bad09778215654ffa8

    SHA256

    4465c9ddfdefe6f9901e2a2d5c756a5caca4d9fbd15e9b07cdf21c62d7b6186e

    SHA512

    c6536adb704ab0efaac87dd4124b8fd7e0cedc76994c319de0d985e0aa9ef4c221d255613afc4eafa31d82c2e873a6d3eb9001a822ee7b2c9e499f71b427c274

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

    MD5

    d1c716aa492c05c66349cb0279e053b1

    SHA1

    ee487324953ee42f9f1854bad09778215654ffa8

    SHA256

    4465c9ddfdefe6f9901e2a2d5c756a5caca4d9fbd15e9b07cdf21c62d7b6186e

    SHA512

    c6536adb704ab0efaac87dd4124b8fd7e0cedc76994c319de0d985e0aa9ef4c221d255613afc4eafa31d82c2e873a6d3eb9001a822ee7b2c9e499f71b427c274

  • memory/528-54-0x0000000076121000-0x0000000076123000-memory.dmp

    Filesize

    8KB