Analysis

  • max time kernel
    154s
  • max time network
    177s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    12-02-2022 05:10

General

  • Target

    1377d2daee3b03e59c91c27be8a94dd6f332b4cbe97c0ba695fea98a985427b0.exe

  • Size

    150KB

  • MD5

    c706365385ef54f83d56cba3d2c79ffd

  • SHA1

    c698892c6bf0904cf4d21c418f5423dc9a45e113

  • SHA256

    1377d2daee3b03e59c91c27be8a94dd6f332b4cbe97c0ba695fea98a985427b0

  • SHA512

    1f8334738cd8b55e858d671b8fe63c5c7fa0febd473ed13371ad9bd8331ade64de07efd5c4fda7e1f147990437d06b91b2f7fbf826eb15d675f5d0a89f6bb779

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\1377d2daee3b03e59c91c27be8a94dd6f332b4cbe97c0ba695fea98a985427b0.exe
    "C:\Users\Admin\AppData\Local\Temp\1377d2daee3b03e59c91c27be8a94dd6f332b4cbe97c0ba695fea98a985427b0.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1388
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      2⤵
      • Executes dropped EXE
      PID:1572
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\1377d2daee3b03e59c91c27be8a94dd6f332b4cbe97c0ba695fea98a985427b0.exe"
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:716
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:960

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    MD5

    8384124aec2310bbfcd04efa262aeccb

    SHA1

    bcc7797a1a2a592f2f8b7f50663a360b37ff4579

    SHA256

    2b4b3630d605196981b6c17b60692e7e55a7f03f75b7ba2af536896c6622b7e3

    SHA512

    1cbca566c1b5315e2b3bf1bde6ea6b612fb96a6251aeb0889e2f951207659421b62eda61fb6d2a3d535efdc32724a8358088d3123f84210c263c3c9c0bcbdd20

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

    MD5

    8384124aec2310bbfcd04efa262aeccb

    SHA1

    bcc7797a1a2a592f2f8b7f50663a360b37ff4579

    SHA256

    2b4b3630d605196981b6c17b60692e7e55a7f03f75b7ba2af536896c6622b7e3

    SHA512

    1cbca566c1b5315e2b3bf1bde6ea6b612fb96a6251aeb0889e2f951207659421b62eda61fb6d2a3d535efdc32724a8358088d3123f84210c263c3c9c0bcbdd20

  • memory/1388-55-0x0000000075AB1000-0x0000000075AB3000-memory.dmp

    Filesize

    8KB