Analysis

  • max time kernel
    128s
  • max time network
    142s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    12-02-2022 04:04

General

  • Target

    1619265794e91754830faffab744993ae54087a7e1a93825e144cd5c28e0faa6.exe

  • Size

    120KB

  • MD5

    663e215d581f1656f235c8cb9c9694ba

  • SHA1

    7b1ae553a1027ed65715356a0a3ef1b9b8ad656c

  • SHA256

    1619265794e91754830faffab744993ae54087a7e1a93825e144cd5c28e0faa6

  • SHA512

    9e028eb54367dec8cc9369ab039a5e8d3263397db5ea16de5d97aef60e2e26755c3001721cd5d20141769b83ed3523ee45316dd9d71838066d57159625c9313d

Malware Config

Signatures

  • Sakula

    Sakula is a remote access trojan with various capabilities.

  • Sakula Payload 4 IoCs
  • 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\1619265794e91754830faffab744993ae54087a7e1a93825e144cd5c28e0faa6.exe
    "C:\Users\Admin\AppData\Local\Temp\1619265794e91754830faffab744993ae54087a7e1a93825e144cd5c28e0faa6.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1736
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      2⤵
      • Executes dropped EXE
      PID:1312
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\1619265794e91754830faffab744993ae54087a7e1a93825e144cd5c28e0faa6.exe"
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:1816
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:812

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    MD5

    4ab889d8f00e26e2da207782d4a51811

    SHA1

    9fb529245dbf928331dbeaa35c5f74f99e6455eb

    SHA256

    6d3b67534c2cedbd16c83ca915985067f3415526de90dfa689ec9642a17ec6d3

    SHA512

    ff0032334647a3c6c9ebe302eb17e5f45ba4eddd003677de2c551db689137c9fe64a9def858e1cb7c3a6737ba52953c829441e35b02b5ea1c75d5daa27e2fa8c

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

    MD5

    4ab889d8f00e26e2da207782d4a51811

    SHA1

    9fb529245dbf928331dbeaa35c5f74f99e6455eb

    SHA256

    6d3b67534c2cedbd16c83ca915985067f3415526de90dfa689ec9642a17ec6d3

    SHA512

    ff0032334647a3c6c9ebe302eb17e5f45ba4eddd003677de2c551db689137c9fe64a9def858e1cb7c3a6737ba52953c829441e35b02b5ea1c75d5daa27e2fa8c

  • memory/1312-59-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB

  • memory/1736-54-0x0000000076911000-0x0000000076913000-memory.dmp

    Filesize

    8KB

  • memory/1736-58-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB