Analysis

  • max time kernel
    159s
  • max time network
    175s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    12-02-2022 10:57

General

  • Target

    05ae2a071dcaabfee2f4ed9bdc6dedd9f9fdfbf1a4dc15120c4025bb12ddf7d5.exe

  • Size

    92KB

  • MD5

    53ad0f12ad054219a6c12e39a4a48bf9

  • SHA1

    ef69914e5b1596e6e1d0967250550308bea54983

  • SHA256

    05ae2a071dcaabfee2f4ed9bdc6dedd9f9fdfbf1a4dc15120c4025bb12ddf7d5

  • SHA512

    694f8133d8d0729b9253ab561adf658327320e773db0d47e3b3b9614f60fda79d088d309e8cfc0d8f5ad395f9e59a38023cef1155d4da4e135d18d1cd8aa4701

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\05ae2a071dcaabfee2f4ed9bdc6dedd9f9fdfbf1a4dc15120c4025bb12ddf7d5.exe
    "C:\Users\Admin\AppData\Local\Temp\05ae2a071dcaabfee2f4ed9bdc6dedd9f9fdfbf1a4dc15120c4025bb12ddf7d5.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1564
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      2⤵
      • Executes dropped EXE
      PID:804
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\05ae2a071dcaabfee2f4ed9bdc6dedd9f9fdfbf1a4dc15120c4025bb12ddf7d5.exe"
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:980
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:856

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    fc19c083bd925a653f621414491d013c

    SHA1

    bbac728ea0c75b0e0f6a9fa2c0046006fca4fbc8

    SHA256

    2c5c9200eca12f24aab1cf55dddd03127fbfb01ece69b61aadc70d0373bd52ff

    SHA512

    6a1c8d896a8217c5aef5cca192ec443f67c6e70927612ef51b8460432696ff4ae6024dbebb8324d9e6d431a3fcd277552cbaa141d325d9247a214e971d523d54

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

    fc19c083bd925a653f621414491d013c

    SHA1

    bbac728ea0c75b0e0f6a9fa2c0046006fca4fbc8

    SHA256

    2c5c9200eca12f24aab1cf55dddd03127fbfb01ece69b61aadc70d0373bd52ff

    SHA512

    6a1c8d896a8217c5aef5cca192ec443f67c6e70927612ef51b8460432696ff4ae6024dbebb8324d9e6d431a3fcd277552cbaa141d325d9247a214e971d523d54

  • memory/1564-54-0x00000000766D1000-0x00000000766D3000-memory.dmp
    Filesize

    8KB