Analysis

  • max time kernel
    132s
  • max time network
    149s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    12-02-2022 10:12

General

  • Target

    07d6db962047ecdba45d50b7a6924c97b183da573799bd3332d19718f0b02eb1.exe

  • Size

    176KB

  • MD5

    0ee4615e38766f612d2ad93259da9ac1

  • SHA1

    4c9a3c56651d5acd60303944676cd059e69cb574

  • SHA256

    07d6db962047ecdba45d50b7a6924c97b183da573799bd3332d19718f0b02eb1

  • SHA512

    773fccfd57efac08b14ead0d472b7bf021d75126d84482db86e1a3bddf58d3601dff4f2d86a310149c03255cffdc84c459f96401752ae82880adf944b9f03806

Malware Config

Signatures

  • Sakula

    Sakula is a remote access trojan with various capabilities.

  • Sakula Payload 4 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\07d6db962047ecdba45d50b7a6924c97b183da573799bd3332d19718f0b02eb1.exe
    "C:\Users\Admin\AppData\Local\Temp\07d6db962047ecdba45d50b7a6924c97b183da573799bd3332d19718f0b02eb1.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1768
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      2⤵
      • Executes dropped EXE
      PID:948
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\07d6db962047ecdba45d50b7a6924c97b183da573799bd3332d19718f0b02eb1.exe"
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:1684
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:1052

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
    MD5

    885ff6aa5ece9ca790e59b2f33f784ae

    SHA1

    9af9d2831a75a672f485d912da51a852124a46d4

    SHA256

    7836288f79bbca0b6d00a3bed59af92ac4068d1b88628199ebda1517871bbfb0

    SHA512

    af7a0c36a98e75f9ca12da7c3e6647bd12bf0398bb3c6869e963b548447545ee573c4856931bff4407405207fc16b6984e962a32d7496cf6fefc3156fdd5a767

  • \Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
    MD5

    885ff6aa5ece9ca790e59b2f33f784ae

    SHA1

    9af9d2831a75a672f485d912da51a852124a46d4

    SHA256

    7836288f79bbca0b6d00a3bed59af92ac4068d1b88628199ebda1517871bbfb0

    SHA512

    af7a0c36a98e75f9ca12da7c3e6647bd12bf0398bb3c6869e963b548447545ee573c4856931bff4407405207fc16b6984e962a32d7496cf6fefc3156fdd5a767

  • memory/948-60-0x0000000000400000-0x0000000000420000-memory.dmp
    Filesize

    128KB

  • memory/1768-55-0x00000000762C1000-0x00000000762C3000-memory.dmp
    Filesize

    8KB

  • memory/1768-59-0x0000000000400000-0x0000000000420000-memory.dmp
    Filesize

    128KB