Analysis

  • max time kernel
    159s
  • max time network
    178s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    12-02-2022 05:52

General

  • Target

    1174960de363fb58b0608f8da83caf8996162aa66f2a3e1045f32912b9f3c368.exe

  • Size

    89KB

  • MD5

    0b4b8789004f34bd18f7ee65f7c6843d

  • SHA1

    9e9cb58f8d17412ca70d603808635aa6308a3a56

  • SHA256

    1174960de363fb58b0608f8da83caf8996162aa66f2a3e1045f32912b9f3c368

  • SHA512

    55a58440a0ca432809277d9f3cccdf63d52c46ffd0409e080da496055a1670cb052af82e38ab2384ad654eddf3ce2c43fafdeea42ecc95cb0df536bbc59d11db

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\1174960de363fb58b0608f8da83caf8996162aa66f2a3e1045f32912b9f3c368.exe
    "C:\Users\Admin\AppData\Local\Temp\1174960de363fb58b0608f8da83caf8996162aa66f2a3e1045f32912b9f3c368.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1752
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      2⤵
      • Executes dropped EXE
      PID:1616
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\1174960de363fb58b0608f8da83caf8996162aa66f2a3e1045f32912b9f3c368.exe"
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:1640
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:1036

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    MD5

    291f6ffda6fe24d18c7d75ddb189232c

    SHA1

    69f649e35cd1f5f0b709eb4ae110a9ed3cf8a98b

    SHA256

    168b6ab4b92747cc5663d019ec9d4fc709dfe7de7d481144555286d2d9bf363c

    SHA512

    fae61634e4802a7983af801e260c3cfc7cd52c49eb9915174f45affe9cc11aa275f6e7acc3dab1f9d8d2c518b4985f7e1f4337ff1b0d7129c0189dde3d4cfc85

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

    MD5

    291f6ffda6fe24d18c7d75ddb189232c

    SHA1

    69f649e35cd1f5f0b709eb4ae110a9ed3cf8a98b

    SHA256

    168b6ab4b92747cc5663d019ec9d4fc709dfe7de7d481144555286d2d9bf363c

    SHA512

    fae61634e4802a7983af801e260c3cfc7cd52c49eb9915174f45affe9cc11aa275f6e7acc3dab1f9d8d2c518b4985f7e1f4337ff1b0d7129c0189dde3d4cfc85

  • memory/1752-55-0x0000000076921000-0x0000000076923000-memory.dmp

    Filesize

    8KB