General

  • Target

    0b6596a55f64a6c04173a02ee4e46f75e49d6dbaa24b57a9093c13991d7e6d23.bin

  • Size

    2.7MB

  • Sample

    250411-1262fa1tbz

  • MD5

    d479bd085277c281786027f92adbebb9

  • SHA1

    3f05cc7ca8a32bd83a95f1202a88b0e21deb23b1

  • SHA256

    0b6596a55f64a6c04173a02ee4e46f75e49d6dbaa24b57a9093c13991d7e6d23

  • SHA512

    65e3615062e2d6a6631345314b7f340b086fef6d5afc97a75c3da71ef15c2f8bd47afe64c2a23edcae896d6b0131eeca5d0a0e25a5a7dd2b8b8c52e6a0dcfec2

  • SSDEEP

    49152:eGd6Kjcf1ObPyI4trAm8a8KLGBHzFOTkCMmn6U9BrVT9mDl8r601sS8IQV:e4FjEI4iZaUzYH99yIO

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

      0b6596a55f64a6c04173a02ee4e46f75e49d6dbaa24b57a9093c13991d7e6d23.bin

    • Size

      2.7MB

    • MD5

      d479bd085277c281786027f92adbebb9

    • SHA1

      3f05cc7ca8a32bd83a95f1202a88b0e21deb23b1

    • SHA256

      0b6596a55f64a6c04173a02ee4e46f75e49d6dbaa24b57a9093c13991d7e6d23

    • SHA512

      65e3615062e2d6a6631345314b7f340b086fef6d5afc97a75c3da71ef15c2f8bd47afe64c2a23edcae896d6b0131eeca5d0a0e25a5a7dd2b8b8c52e6a0dcfec2

    • SSDEEP

      49152:eGd6Kjcf1ObPyI4trAm8a8KLGBHzFOTkCMmn6U9BrVT9mDl8r601sS8IQV:e4FjEI4iZaUzYH99yIO

    • 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 v16

Tasks