Analysis

  • max time kernel
    133s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    29-11-2024 06:00

General

  • Target

    a4d5bad0f16fbe067a2dd7c616537f74674b90a721bf576199604dd0bd28ba39.exe

  • Size

    140KB

  • MD5

    fbf65d011592fd4f05ef7f91b39283cd

  • SHA1

    6cb4890e4a12ca76f2e583d683b7db04a7ed4714

  • SHA256

    a4d5bad0f16fbe067a2dd7c616537f74674b90a721bf576199604dd0bd28ba39

  • SHA512

    0e4a414cc6a2179dfc286ed5caf2481b576875df4e3f2a49ba2c46ecf92748e589fee95dc6ae8ee894e4d5bfb3db5d0477b38d9f103bbd3eb5e727173cebf867

  • SSDEEP

    1536:6QFl29mEkE0L1rDEKrxZKF2zf9g2Pl7W/MwbxMX+mdz30rtr8gjmy9xNDCkrZ:x29DkEGRQixVSjLa130BYgjmy9T7Z

Malware Config

Extracted

Family

sakula

C2

www.polarroute.com

Signatures

  • Sakula

    Sakula is a remote access trojan with various capabilities.

  • Sakula family
  • Sakula payload 6 IoCs
  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • UPX packed file 6 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs

    Adversaries may check for Internet connectivity on compromised systems.

  • 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\a4d5bad0f16fbe067a2dd7c616537f74674b90a721bf576199604dd0bd28ba39.exe
    "C:\Users\Admin\AppData\Local\Temp\a4d5bad0f16fbe067a2dd7c616537f74674b90a721bf576199604dd0bd28ba39.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2500
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:2512
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\a4d5bad0f16fbe067a2dd7c616537f74674b90a721bf576199604dd0bd28ba39.exe"
      2⤵
      • Deletes itself
      • System Location Discovery: System Language Discovery
      • System Network Configuration Discovery: Internet Connection Discovery
      • Suspicious use of WriteProcessMemory
      PID:2824
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • System Location Discovery: System Language Discovery
        • System Network Configuration Discovery: Internet Connection Discovery
        • Runs ping.exe
        PID:2880

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    140KB

    MD5

    2553575e390fa77a7917c1fe04082976

    SHA1

    997240cb2c792924027810c7902e920dfb9675b6

    SHA256

    1dfec68ccfe431a7d60e5c0c71c871c23a94e9faa5820e88e6733a55d478f024

    SHA512

    0a78543c361c4389adf6d5b2a8cb14b17dcde76b9dfcbb7fdcb4b894d0aaba97a87acc83aaa35490ca650a6ba5133a2977d8185fc77aab28a18f94c402db6314

  • memory/2500-0-0x0000000000400000-0x0000000000425000-memory.dmp

    Filesize

    148KB

  • memory/2500-7-0x0000000000400000-0x0000000000425000-memory.dmp

    Filesize

    148KB

  • memory/2500-8-0x0000000000230000-0x0000000000255000-memory.dmp

    Filesize

    148KB

  • memory/2500-10-0x0000000000400000-0x0000000000425000-memory.dmp

    Filesize

    148KB

  • memory/2512-6-0x0000000000400000-0x0000000000425000-memory.dmp

    Filesize

    148KB

  • memory/2512-9-0x0000000000400000-0x0000000000425000-memory.dmp

    Filesize

    148KB