Analysis

  • max time kernel
    140s
  • max time network
    164s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    12-02-2022 11:21

General

  • Target

    04987294b5882639c61eb1b7e0101c4ecd6c0e781649bca8752d4cd48efb9c8c.exe

  • Size

    101KB

  • MD5

    dc6f9a9b83bfff258ba040f7e2f3501c

  • SHA1

    bc0428d0bfe2b5be1f4a09fdf5c2b6dbe6250e39

  • SHA256

    04987294b5882639c61eb1b7e0101c4ecd6c0e781649bca8752d4cd48efb9c8c

  • SHA512

    f5cad8dba123a21cb6f75ef1c646f7d8f01f0a004dca7e58f4c51d1873ed8ef809edc3c8c2cf36589e2f5e81f67907abe08ff2c9d820eb2b19d7a4c44e9211a7

Malware Config

Signatures

  • Sakula

    Sakula is a remote access trojan with various capabilities.

  • Sakula Payload 3 IoCs
  • Executes dropped EXE 1 IoCs
  • Deletes itself 1 IoCs
  • Loads dropped DLL 2 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\04987294b5882639c61eb1b7e0101c4ecd6c0e781649bca8752d4cd48efb9c8c.exe
    "C:\Users\Admin\AppData\Local\Temp\04987294b5882639c61eb1b7e0101c4ecd6c0e781649bca8752d4cd48efb9c8c.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:732
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      2⤵
      • Executes dropped EXE
      PID:948
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\04987294b5882639c61eb1b7e0101c4ecd6c0e781649bca8752d4cd48efb9c8c.exe"
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:1380
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:420

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    7f34adda9af0837d654985d65e14b1b2

    SHA1

    8844f4e4f014289d159d0c9676ff1be41c75f178

    SHA256

    ebcbbf9c173e95e7950e927db95bda177cb4f4613e93e2aacf6f27e92deaf3d9

    SHA512

    51d99038bf2fe654431a08645e5e9e4cd19e06c566e07c8bbad94aaf2c3f75469c3be126c50581b2f2ac12a1e39d5788b9c2e971b0b5d17d3186eb1711d985b4

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

    7f34adda9af0837d654985d65e14b1b2

    SHA1

    8844f4e4f014289d159d0c9676ff1be41c75f178

    SHA256

    ebcbbf9c173e95e7950e927db95bda177cb4f4613e93e2aacf6f27e92deaf3d9

    SHA512

    51d99038bf2fe654431a08645e5e9e4cd19e06c566e07c8bbad94aaf2c3f75469c3be126c50581b2f2ac12a1e39d5788b9c2e971b0b5d17d3186eb1711d985b4

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

    7f34adda9af0837d654985d65e14b1b2

    SHA1

    8844f4e4f014289d159d0c9676ff1be41c75f178

    SHA256

    ebcbbf9c173e95e7950e927db95bda177cb4f4613e93e2aacf6f27e92deaf3d9

    SHA512

    51d99038bf2fe654431a08645e5e9e4cd19e06c566e07c8bbad94aaf2c3f75469c3be126c50581b2f2ac12a1e39d5788b9c2e971b0b5d17d3186eb1711d985b4

  • memory/732-55-0x0000000076B81000-0x0000000076B83000-memory.dmp
    Filesize

    8KB