General

  • Target

    5a774dedf968a1d9b031bd480848eb164324492d5394259a377649ef65b21ccc.bin

  • Size

    509KB

  • Sample

    240816-1w3rtszcnc

  • MD5

    3de152117e55fec0f6a5a560c6d79a9e

  • SHA1

    bd00bcb13c8b4eb1f17c221da1254d9b3f5e160c

  • SHA256

    5a774dedf968a1d9b031bd480848eb164324492d5394259a377649ef65b21ccc

  • SHA512

    fb3889a2f793013206cc199c9b43c7d763cf524de1fdd060d1887152fc62968b029123b5246b608711cf2f193c089cebe96dad60813b0f394b4175d6609c13e9

  • SSDEEP

    12288:+MFQRA6gDx/6m/im9zbYNhrCRMyFozHD52rn0TnY:h6e/6mLfE8My6jgrnCnY

Malware Config

Extracted

Family

octo

C2

https://nabertglalfa.com/YmJhM2M5ZjYyODY5/

https://hasbelgar56142.com/YmJhM2M5ZjYyODY5/

https://belkemigi6525.com/YmJhM2M5ZjYyODY5/

https://kemikadam252.com/YmJhM2M5ZjYyODY5/

https://parlementsigara651.com/YmJhM2M5ZjYyODY5/

https://selamcanm6142.com/YmJhM2M5ZjYyODY5/

rc4.plain

Extracted

Family

octo

C2

https://nabertglalfa.com/YmJhM2M5ZjYyODY5/

https://hasbelgar56142.com/YmJhM2M5ZjYyODY5/

https://belkemigi6525.com/YmJhM2M5ZjYyODY5/

https://kemikadam252.com/YmJhM2M5ZjYyODY5/

https://parlementsigara651.com/YmJhM2M5ZjYyODY5/

https://selamcanm6142.com/YmJhM2M5ZjYyODY5/

AES_key

Targets

    • Target

      5a774dedf968a1d9b031bd480848eb164324492d5394259a377649ef65b21ccc.bin

    • Size

      509KB

    • MD5

      3de152117e55fec0f6a5a560c6d79a9e

    • SHA1

      bd00bcb13c8b4eb1f17c221da1254d9b3f5e160c

    • SHA256

      5a774dedf968a1d9b031bd480848eb164324492d5394259a377649ef65b21ccc

    • SHA512

      fb3889a2f793013206cc199c9b43c7d763cf524de1fdd060d1887152fc62968b029123b5246b608711cf2f193c089cebe96dad60813b0f394b4175d6609c13e9

    • SSDEEP

      12288:+MFQRA6gDx/6m/im9zbYNhrCRMyFozHD52rn0TnY:h6e/6mLfE8My6jgrnCnY

    • 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.

    • 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