Analysis

  • max time kernel
    128s
  • max time network
    134s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    12-02-2022 10:22

General

  • Target

    077697054557d824c60c65f9808da1e901682056c2bcca7daddccff97bcc8fe6.exe

  • Size

    92KB

  • MD5

    71f469662179609e5a39b7e450b18a40

  • SHA1

    f35af5942d3b2034aea4a41c69c29b5d6ebd1355

  • SHA256

    077697054557d824c60c65f9808da1e901682056c2bcca7daddccff97bcc8fe6

  • SHA512

    119cd8cdeaa4a8d6b2a6a7d8be0c79d1fa599ef9a11a8de29ae984e423bcf0025e09c48e7e0652735c809519c9e0bc8d2118cb801f519590bd72521affc57e09

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\077697054557d824c60c65f9808da1e901682056c2bcca7daddccff97bcc8fe6.exe
    "C:\Users\Admin\AppData\Local\Temp\077697054557d824c60c65f9808da1e901682056c2bcca7daddccff97bcc8fe6.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1536
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      2⤵
      • Executes dropped EXE
      PID:964
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\077697054557d824c60c65f9808da1e901682056c2bcca7daddccff97bcc8fe6.exe"
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:480
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:1324

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    0fa09ee29cf878cdd8031cda0e75a880

    SHA1

    3dbce9c1bfc952d64ff6d2cd43e397ec3fb6e830

    SHA256

    b6cbde8f314c62503f6c8872750571e2a30c05c743ac2d5d9664804b64810e37

    SHA512

    9dc7a767ad143958096892e426f89914d1eff9ca0f46eb36ae34cccc0e71c148862f33e9b9beb526c748ac13196d7ef98c110ca79f679c29c2adca9f0e97d0ed

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

    0fa09ee29cf878cdd8031cda0e75a880

    SHA1

    3dbce9c1bfc952d64ff6d2cd43e397ec3fb6e830

    SHA256

    b6cbde8f314c62503f6c8872750571e2a30c05c743ac2d5d9664804b64810e37

    SHA512

    9dc7a767ad143958096892e426f89914d1eff9ca0f46eb36ae34cccc0e71c148862f33e9b9beb526c748ac13196d7ef98c110ca79f679c29c2adca9f0e97d0ed

  • memory/1536-54-0x0000000076C91000-0x0000000076C93000-memory.dmp
    Filesize

    8KB