Analysis

  • max time kernel
    131s
  • max time network
    144s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    12-02-2022 04:53

General

  • Target

    14237b7657689c772a8842ee98d2fe7df324a04fff107faddcb6089a51712dfa.exe

  • Size

    150KB

  • MD5

    f110cba2f87e0aace9d42a29eaba6101

  • SHA1

    e8075fd0708ef5367d17ecdb6f0fff087c39a19d

  • SHA256

    14237b7657689c772a8842ee98d2fe7df324a04fff107faddcb6089a51712dfa

  • SHA512

    0eb61266c9ae5e4679e745c00ed89aeb3e52c5fec54d2e6907e43b18db8a9dcdd8417db2dfac1a58382bbf84ed021e5b8453b72a0a0b23e2ce02cde6c0c0e3c0

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\14237b7657689c772a8842ee98d2fe7df324a04fff107faddcb6089a51712dfa.exe
    "C:\Users\Admin\AppData\Local\Temp\14237b7657689c772a8842ee98d2fe7df324a04fff107faddcb6089a51712dfa.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1624
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      2⤵
      • Executes dropped EXE
      PID:1092
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\14237b7657689c772a8842ee98d2fe7df324a04fff107faddcb6089a51712dfa.exe"
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:1652
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:1640

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    MD5

    d0726282527f401a73fde7ca72fe4fce

    SHA1

    aa0c2d46b3eb65c115adbb56d2305c9b813610e1

    SHA256

    d3b011572be9b0d628fe76709ae9d6882d09f450dae5ade76f361f7842ac3349

    SHA512

    a936d1d8a523636b19d9c0958aca07bd0257f68c4c5672c5600e84e1f8c8ce66dbee56b24121a5b3689a45542855b0b2a93a5843a393021509946f2e9eac0063

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

    MD5

    d0726282527f401a73fde7ca72fe4fce

    SHA1

    aa0c2d46b3eb65c115adbb56d2305c9b813610e1

    SHA256

    d3b011572be9b0d628fe76709ae9d6882d09f450dae5ade76f361f7842ac3349

    SHA512

    a936d1d8a523636b19d9c0958aca07bd0257f68c4c5672c5600e84e1f8c8ce66dbee56b24121a5b3689a45542855b0b2a93a5843a393021509946f2e9eac0063

  • memory/1624-54-0x0000000076121000-0x0000000076123000-memory.dmp

    Filesize

    8KB