Analysis

  • max time kernel
    163s
  • max time network
    155s
  • platform
    windows10_x64
  • resource
    win10-en-20211208
  • submitted
    30-01-2022 20:19

General

  • Target

    aad06e06f3ad39e3f68b410774c8525106c8d852d7edc55f4cf1fff7d65244f8.exe

  • Size

    89KB

  • MD5

    416e598fb1ed9a7b6ce815a224015cb8

  • SHA1

    f1184712df04d1859810b9ef0123485b8c563ac8

  • SHA256

    aad06e06f3ad39e3f68b410774c8525106c8d852d7edc55f4cf1fff7d65244f8

  • SHA512

    ecefef7774305bbf606b8ac97cedff6554740f6f563e9c8706949c114132f75167eebb8b7c2a542a1679ca1f8fe449a426080d65044bf56b815ac9a7e8984eef

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
  • 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 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\aad06e06f3ad39e3f68b410774c8525106c8d852d7edc55f4cf1fff7d65244f8.exe
    "C:\Users\Admin\AppData\Local\Temp\aad06e06f3ad39e3f68b410774c8525106c8d852d7edc55f4cf1fff7d65244f8.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4144
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      2⤵
      • Executes dropped EXE
      PID:3600
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\aad06e06f3ad39e3f68b410774c8525106c8d852d7edc55f4cf1fff7d65244f8.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4028
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:4292

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    MD5

    d41f0e07deb884a4d4c063bb6c794ed4

    SHA1

    3982bcf0927414874655c029c7ec08bf78c0c153

    SHA256

    d6eb234640ad4104c47c45ff434c25a95422c0e868d73c76d0e0b78daacc3dba

    SHA512

    e0a9a23b3e03f97a780085915adac9a826c6b77d060ab0a04b018f16deba17c8d18514729aac773a1a25f81080f1ede6b52506745f0c7c0a02b0cce263c5869c

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

    MD5

    d41f0e07deb884a4d4c063bb6c794ed4

    SHA1

    3982bcf0927414874655c029c7ec08bf78c0c153

    SHA256

    d6eb234640ad4104c47c45ff434c25a95422c0e868d73c76d0e0b78daacc3dba

    SHA512

    e0a9a23b3e03f97a780085915adac9a826c6b77d060ab0a04b018f16deba17c8d18514729aac773a1a25f81080f1ede6b52506745f0c7c0a02b0cce263c5869c