Resubmissions

24-02-2022 11:09

220224-m9g6dschc7 10

29-09-2021 07:19

210929-h5hh5sebbj 10

Analysis

  • max time kernel
    127s
  • max time network
    131s
  • platform
    windows7_x64
  • resource
    win7v20210408
  • submitted
    29-09-2021 07:19

General

  • Target

    932249c923c8f7977c12785238e68d4b2030471fc9edbda0ec326ced3bab755f.exe

  • Size

    3.6MB

  • MD5

    4e7155bd7afbb888e41128b78413855b

  • SHA1

    8387ad1ee24852185eb9dd265987ae39fa0254d0

  • SHA256

    932249c923c8f7977c12785238e68d4b2030471fc9edbda0ec326ced3bab755f

  • SHA512

    5ea1e3074525018d672ef91a39cdcf949c5a54dd1957a7aca0a7f547418640e93cb4628345fd4cbc373943fc3c708d91c8943f3c505271059c69de80fe6a6a8c

Score
10/10

Malware Config

Signatures

  • 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\932249c923c8f7977c12785238e68d4b2030471fc9edbda0ec326ced3bab755f.exe
    "C:\Users\Admin\AppData\Local\Temp\932249c923c8f7977c12785238e68d4b2030471fc9edbda0ec326ced3bab755f.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1304
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      2⤵
      • Executes dropped EXE
      PID:1820
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\932249c923c8f7977c12785238e68d4b2030471fc9edbda0ec326ced3bab755f.exe"
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:1976
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:1788

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/1304-60-0x0000000075AD1000-0x0000000075AD3000-memory.dmp

    Filesize

    8KB