Analysis

  • max time kernel
    143s
  • max time network
    149s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    12-02-2022 10:19

General

  • Target

    079c611d7ce060680f9b6f2890bfb7d6d3d85b164d0e1db603590231f3cea09e.exe

  • Size

    216KB

  • MD5

    772dcd2087a13eed518892884fde08b2

  • SHA1

    42e066c4b4900367cfba28c0b6c8d31fe4d50f04

  • SHA256

    079c611d7ce060680f9b6f2890bfb7d6d3d85b164d0e1db603590231f3cea09e

  • SHA512

    678b96f492320d082f351e860760352aa59641e6aeb64122f88f42cd64365e21405a0b2edb31ccddd4093e305e062ed81080d8c77ac51cd02060cd8ac0105f69

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\079c611d7ce060680f9b6f2890bfb7d6d3d85b164d0e1db603590231f3cea09e.exe
    "C:\Users\Admin\AppData\Local\Temp\079c611d7ce060680f9b6f2890bfb7d6d3d85b164d0e1db603590231f3cea09e.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1292
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      2⤵
      • Executes dropped EXE
      PID:1084
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\079c611d7ce060680f9b6f2890bfb7d6d3d85b164d0e1db603590231f3cea09e.exe"
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:1180
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:1060

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    4388f3c029d7e138ef5a17acdf94542e

    SHA1

    caf81ea38b6390998d0f58a575e150f915af1fca

    SHA256

    949295f3c4329c18a4a3bd23c902e59b347c15f362db468934fec06dce9fe016

    SHA512

    606e93763e146b641e37b8351d3cee6fa87358ef700918cadda9d1472b81afdd6d002a497a0837d6dbfaba12c856b78498098b6288b2f30bdaeb8745b7c459f0

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

    4388f3c029d7e138ef5a17acdf94542e

    SHA1

    caf81ea38b6390998d0f58a575e150f915af1fca

    SHA256

    949295f3c4329c18a4a3bd23c902e59b347c15f362db468934fec06dce9fe016

    SHA512

    606e93763e146b641e37b8351d3cee6fa87358ef700918cadda9d1472b81afdd6d002a497a0837d6dbfaba12c856b78498098b6288b2f30bdaeb8745b7c459f0

  • memory/1084-59-0x0000000000400000-0x0000000000420000-memory.dmp
    Filesize

    128KB

  • memory/1292-54-0x0000000075AE1000-0x0000000075AE3000-memory.dmp
    Filesize

    8KB

  • memory/1292-58-0x0000000000400000-0x0000000000420000-memory.dmp
    Filesize

    128KB