Analysis

  • max time kernel
    135s
  • max time network
    141s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    12-02-2022 05:12

General

  • Target

    1365540841658811df52455d245e04350775d077b92dcf235dd32828a59899d7.exe

  • Size

    92KB

  • MD5

    cf58bdfe6de9fae3d3f3ad754cf9a140

  • SHA1

    cd33d62005886294e74915dbe97454491cb23783

  • SHA256

    1365540841658811df52455d245e04350775d077b92dcf235dd32828a59899d7

  • SHA512

    a6956f8daa32043003bc07bd2a86331e7e65b85b6149abab2838d7350fc572471061d265bb7d30cd71cffeede3026a3f2017dcac6bddb62dfc57fc7dadf2088e

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\1365540841658811df52455d245e04350775d077b92dcf235dd32828a59899d7.exe
    "C:\Users\Admin\AppData\Local\Temp\1365540841658811df52455d245e04350775d077b92dcf235dd32828a59899d7.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1308
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      2⤵
      • Executes dropped EXE
      PID:1568
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\1365540841658811df52455d245e04350775d077b92dcf235dd32828a59899d7.exe"
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:432
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:1284

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

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

    MD5

    37d3f872c7efe3587db210a74ae3eece

    SHA1

    4a702b580539760f15b0b59e336688df2806454e

    SHA256

    7cb6c705d1e4c509698427a16e5e7d9e486bbbe9446ebf8a8297d4c175ac5974

    SHA512

    a569c5612825ad2a88e4db17b2e5c87681e35eb82cffc424962003c98b0042dcb479d9fd7fa133fc8f02a066a100ef3f7c844d66bd7837db768ae1107db2c867

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

    MD5

    37d3f872c7efe3587db210a74ae3eece

    SHA1

    4a702b580539760f15b0b59e336688df2806454e

    SHA256

    7cb6c705d1e4c509698427a16e5e7d9e486bbbe9446ebf8a8297d4c175ac5974

    SHA512

    a569c5612825ad2a88e4db17b2e5c87681e35eb82cffc424962003c98b0042dcb479d9fd7fa133fc8f02a066a100ef3f7c844d66bd7837db768ae1107db2c867

  • memory/1308-53-0x0000000075CE1000-0x0000000075CE3000-memory.dmp

    Filesize

    8KB