Analysis

  • max time kernel
    140s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05/12/2024, 02:32 UTC

General

  • Target

    c51bb520ccf924b0392c601462bb702c0e0368c34b24d80838c11d964cbf7515.exe

  • Size

    43KB

  • MD5

    5095cc6dd78e6c880d1de023e7625990

  • SHA1

    324014f471c23c539b3dd6b20a4fee564e13543a

  • SHA256

    c51bb520ccf924b0392c601462bb702c0e0368c34b24d80838c11d964cbf7515

  • SHA512

    8b768e04f90d8fc63bfd7c3656d1af9452d3a632365ace5932f99fcc0dc8a9c9ef333975168f68b28d928ec8d60a25a3f133e7e68db5b47194f5bc064c4cb7c3

  • SSDEEP

    768:+U9XnKJv8KrtPNxT4oreP7cIK3yQpdk6x8pf9m4P/S0hVvIZiGDZ6RO8nHE8taqm:+U9abrtX4oocIK3yQkaY9z/S0hhy6k8A

Malware Config

Signatures

  • Sakula

    Sakula is a remote access trojan with various capabilities.

  • Sakula family
  • Sakula payload 4 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • UPX packed file 7 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 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c51bb520ccf924b0392c601462bb702c0e0368c34b24d80838c11d964cbf7515.exe
    "C:\Users\Admin\AppData\Local\Temp\c51bb520ccf924b0392c601462bb702c0e0368c34b24d80838c11d964cbf7515.exe"
    1⤵
    • Checks computer location settings
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4932
    • 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:1680
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\c51bb520ccf924b0392c601462bb702c0e0368c34b24d80838c11d964cbf7515.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • System Network Configuration Discovery: Internet Connection Discovery
      • Suspicious use of WriteProcessMemory
      PID:2936
      • 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:4784

Network

  • flag-us
    DNS
    8.8.8.8.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    8.8.8.8.in-addr.arpa
    IN PTR
    Response
    8.8.8.8.in-addr.arpa
    IN PTR
    dnsgoogle
  • flag-us
    DNS
    citrix.vipreclod.com
    MediaCenter.exe
    Remote address:
    8.8.8.8:53
    Request
    citrix.vipreclod.com
    IN A
    Response
  • flag-us
    DNS
    58.55.71.13.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    58.55.71.13.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    83.210.23.2.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    83.210.23.2.in-addr.arpa
    IN PTR
    Response
    83.210.23.2.in-addr.arpa
    IN PTR
    a2-23-210-83deploystaticakamaitechnologiescom
  • flag-us
    DNS
    95.221.229.192.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    95.221.229.192.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    97.17.167.52.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    97.17.167.52.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    209.205.72.20.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    209.205.72.20.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    citrix.vipreclod.com
    MediaCenter.exe
    Remote address:
    8.8.8.8:53
    Request
    citrix.vipreclod.com
    IN A
    Response
  • flag-us
    DNS
    53.210.109.20.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    53.210.109.20.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    241.42.69.40.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    241.42.69.40.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    172.210.232.199.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    172.210.232.199.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    citrix.vipreclod.com
    MediaCenter.exe
    Remote address:
    8.8.8.8:53
    Request
    citrix.vipreclod.com
    IN A
    Response
  • flag-us
    DNS
    88.210.23.2.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    88.210.23.2.in-addr.arpa
    IN PTR
    Response
    88.210.23.2.in-addr.arpa
    IN PTR
    a2-23-210-88deploystaticakamaitechnologiescom
  • flag-us
    DNS
    citrix.vipreclod.com
    MediaCenter.exe
    Remote address:
    8.8.8.8:53
    Request
    citrix.vipreclod.com
    IN A
    Response
  • 184.22.175.13:80
    MediaCenter.exe
    260 B
    5
  • 184.22.175.13:80
    MediaCenter.exe
    208 B
    4
  • 8.8.8.8:53
    8.8.8.8.in-addr.arpa
    dns
    66 B
    90 B
    1
    1

    DNS Request

    8.8.8.8.in-addr.arpa

  • 8.8.8.8:53
    citrix.vipreclod.com
    dns
    MediaCenter.exe
    66 B
    134 B
    1
    1

    DNS Request

    citrix.vipreclod.com

  • 8.8.8.8:53
    58.55.71.13.in-addr.arpa
    dns
    70 B
    144 B
    1
    1

    DNS Request

    58.55.71.13.in-addr.arpa

  • 8.8.8.8:53
    83.210.23.2.in-addr.arpa
    dns
    70 B
    133 B
    1
    1

    DNS Request

    83.210.23.2.in-addr.arpa

  • 8.8.8.8:53
    95.221.229.192.in-addr.arpa
    dns
    73 B
    144 B
    1
    1

    DNS Request

    95.221.229.192.in-addr.arpa

  • 8.8.8.8:53
    97.17.167.52.in-addr.arpa
    dns
    71 B
    145 B
    1
    1

    DNS Request

    97.17.167.52.in-addr.arpa

  • 8.8.8.8:53
    209.205.72.20.in-addr.arpa
    dns
    72 B
    158 B
    1
    1

    DNS Request

    209.205.72.20.in-addr.arpa

  • 8.8.8.8:53
    citrix.vipreclod.com
    dns
    MediaCenter.exe
    66 B
    134 B
    1
    1

    DNS Request

    citrix.vipreclod.com

  • 8.8.8.8:53
    53.210.109.20.in-addr.arpa
    dns
    72 B
    158 B
    1
    1

    DNS Request

    53.210.109.20.in-addr.arpa

  • 8.8.8.8:53
    241.42.69.40.in-addr.arpa
    dns
    71 B
    145 B
    1
    1

    DNS Request

    241.42.69.40.in-addr.arpa

  • 8.8.8.8:53
    172.210.232.199.in-addr.arpa
    dns
    74 B
    128 B
    1
    1

    DNS Request

    172.210.232.199.in-addr.arpa

  • 8.8.8.8:53
    citrix.vipreclod.com
    dns
    MediaCenter.exe
    66 B
    134 B
    1
    1

    DNS Request

    citrix.vipreclod.com

  • 8.8.8.8:53
    88.210.23.2.in-addr.arpa
    dns
    70 B
    133 B
    1
    1

    DNS Request

    88.210.23.2.in-addr.arpa

  • 8.8.8.8:53
    citrix.vipreclod.com
    dns
    MediaCenter.exe
    66 B
    134 B
    1
    1

    DNS Request

    citrix.vipreclod.com

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    43KB

    MD5

    89f1c41f7bc12bc9f027724cd058ae0a

    SHA1

    2f40d899523c0d9f2b504bf1ba80f60d94f94329

    SHA256

    e0a73e4029a6429324b5c4bfaef25f61728a6ccc45040adedfe3151570dee611

    SHA512

    b26ee2b69407b3d6f85287255068f88fbb01cd493e1bebdebb17dd343436b4ea26b4602f4a559db657def4b1189d973d8e7f69136b4a85987a68f7815a85cd69

  • memory/1680-4-0x00000000000E0000-0x00000000000FF000-memory.dmp

    Filesize

    124KB

  • memory/1680-8-0x00000000000E0000-0x00000000000FF000-memory.dmp

    Filesize

    124KB

  • memory/1680-19-0x00000000000E0000-0x00000000000FF000-memory.dmp

    Filesize

    124KB

  • memory/4932-0-0x0000000000520000-0x000000000053F000-memory.dmp

    Filesize

    124KB

  • memory/4932-6-0x0000000000520000-0x000000000053F000-memory.dmp

    Filesize

    124KB

  • memory/4932-13-0x0000000000520000-0x000000000053F000-memory.dmp

    Filesize

    124KB

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