General

  • Target

    01edc46fab5a847895365fb4a61507e6ca955e97f5285194b5ec60ee80daa17c.apk

  • Size

    1.4MB

  • Sample

    240803-xpf3psscmr

  • MD5

    cd4a9c369b35d920500732ff87acaabc

  • SHA1

    0e3dc5c468eca5802a66c5f2033af9fa87408c55

  • SHA256

    01edc46fab5a847895365fb4a61507e6ca955e97f5285194b5ec60ee80daa17c

  • SHA512

    15aac365d89c14658346adf8ad009f6f7f3452e5961f40411770909a0158648e51af3d34426d34d2915372cb06d4c7d4493e168509e836c446298c4037ba0985

  • SSDEEP

    24576:ma4Vre444rHTUGeHKMOKH9lWLgo0CS7BUvrMUgU/BXrmdBgw3IZh:ma4VqL4joGeqUDCS7BsMJUpXSdBgw3g

Malware Config

Extracted

Family

octo

C2

https://smartcontractlicense.info/puap9udshc2ZmZjMmUzMghst/

https://smartcontractlicensenow.info/puap9udshc2ZmZjMmUzMghst/

https://smartcontractlicensetodo.info/puap9udshc2ZmZjMmUzMghst/

https://smartcontractlicensewow.info/puap9udshc2ZmZjMmUzMghst/

AES_key

Targets

    • Target

      01edc46fab5a847895365fb4a61507e6ca955e97f5285194b5ec60ee80daa17c.apk

    • Size

      1.4MB

    • MD5

      cd4a9c369b35d920500732ff87acaabc

    • SHA1

      0e3dc5c468eca5802a66c5f2033af9fa87408c55

    • SHA256

      01edc46fab5a847895365fb4a61507e6ca955e97f5285194b5ec60ee80daa17c

    • SHA512

      15aac365d89c14658346adf8ad009f6f7f3452e5961f40411770909a0158648e51af3d34426d34d2915372cb06d4c7d4493e168509e836c446298c4037ba0985

    • SSDEEP

      24576:ma4Vre444rHTUGeHKMOKH9lWLgo0CS7BUvrMUgU/BXrmdBgw3IZh:ma4VqL4joGeqUDCS7BsMJUpXSdBgw3g

    • Octo

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

    • Octo payload

    • Removes its main activity from the application launcher

    • Loads dropped Dex/Jar

      Runs executable file dropped to the device during analysis.

    • Makes use of the framework's Accessibility service

      Retrieves information displayed on the phone screen using AccessibilityService.

    • Obtains sensitive information copied to the device clipboard

      Application may abuse the framework's APIs to obtain sensitive information copied to the device clipboard.

    • 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).

MITRE ATT&CK Matrix

Tasks