General

  • Target

    f8e11e73a7259a88217f2bfe4472a471e539268ccacf4210ad2b964055cbcc3c.bin

  • Size

    2.7MB

  • Sample

    241219-1xh4ta1lb1

  • MD5

    825038dc2ff370a8c406565d40601ebc

  • SHA1

    aee2a293251b29bab209d19cba1883eda45a098d

  • SHA256

    f8e11e73a7259a88217f2bfe4472a471e539268ccacf4210ad2b964055cbcc3c

  • SHA512

    442dcd64fb07e2268650f2f6f0554536732ed4b4a56e8b3b8d213bf2abc39fbbe13120d767927d11bbfc8860c7062c3fd8beccb1878244ca459714940a82e75c

  • SSDEEP

    49152:eGd6Kjcf1ObPyI4trAm8a8KLGBHzFOTkCMmn6U9BrVT9mDl8r601sS8IQX:e4FjEI4iZaUzYH99yIY

Malware Config

Extracted

Family

octo

C2

https://45.88.88.100:7117/gate/

rc4.plain

Extracted

Family

octo

C2

https://45.88.88.100:7117/gate/

AES_key

Targets

    • Target

      f8e11e73a7259a88217f2bfe4472a471e539268ccacf4210ad2b964055cbcc3c.bin

    • Size

      2.7MB

    • MD5

      825038dc2ff370a8c406565d40601ebc

    • SHA1

      aee2a293251b29bab209d19cba1883eda45a098d

    • SHA256

      f8e11e73a7259a88217f2bfe4472a471e539268ccacf4210ad2b964055cbcc3c

    • SHA512

      442dcd64fb07e2268650f2f6f0554536732ed4b4a56e8b3b8d213bf2abc39fbbe13120d767927d11bbfc8860c7062c3fd8beccb1878244ca459714940a82e75c

    • SSDEEP

      49152:eGd6Kjcf1ObPyI4trAm8a8KLGBHzFOTkCMmn6U9BrVT9mDl8r601sS8IQX:e4FjEI4iZaUzYH99yIY

    • Octo

      Octo is a banking malware with remote access capabilities first seen in April 2022.

    • Octo family

    • Removes its main activity from the application launcher

    • Makes use of the framework's Accessibility service

      Retrieves information displayed on the phone screen using AccessibilityService.

    • Queries a list of all the installed applications on the device (Might be used in an attempt to overlay legitimate apps)

    • Queries the phone number (MSISDN for GSM devices)

    • Acquires the wake lock

    • Makes use of the framework's foreground persistence service

      Application may abuse the framework's foreground service to continue running in the foreground.

    • Performs UI accessibility actions on behalf of the user

      Application may abuse the accessibility service to prevent their removal.

    • Queries the mobile country code (MCC)

    • Queries the unique device ID (IMEI, MEID, IMSI)

    • Reads information about phone network operator.

    • Requests accessing notifications (often used to intercept notifications before users become aware).

    • Requests disabling of battery optimizations (often used to enable hiding in the background).

    • Requests modifying system settings.

MITRE ATT&CK Mobile v15

Tasks