General

  • Target

    f7b6655d7212c30b2a60088a97c3c1e630b91d6afdeceacc5a58989ff4e44a2f.bin

  • Size

    509KB

  • Sample

    240728-1wq32axbpl

  • MD5

    71198ccf39dacf492d26815e4298db9e

  • SHA1

    b77415ac376ff84d040bf145ff908f0e68a241d4

  • SHA256

    f7b6655d7212c30b2a60088a97c3c1e630b91d6afdeceacc5a58989ff4e44a2f

  • SHA512

    103d66fa7a8bfb9fce058b8ab8062e89c0a0c65374edb28d626feace3942fce87ba0a6d25d3bf281a2ac5d99751a37a8ed63ed6baabaeeb310318caf7157d777

  • SSDEEP

    12288:lYBbnvB2/8MmVzJnOWJoha8Vd4Yzpwj/Mnp:in29g9HJohGYzWAnp

Malware Config

Extracted

Family

octo

C2

https://kesmecekarpuz.site/NGE2Y2RjYjdmYjg3/

https://kesmecekarpuz.com/NGE2Y2RjYjdmYjg3/

https://kesmecekarpuz145.com/NGE2Y2RjYjdmYjg3/

https://kesmecekarpuz878.com/NGE2Y2RjYjdmYjg3/

https://kesmecekarpuz5446.com/NGE2Y2RjYjdmYjg3/

https://kesmecekarpuz8455.com/NGE2Y2RjYjdmYjg3/

AES_key

Targets

    • Target

      f7b6655d7212c30b2a60088a97c3c1e630b91d6afdeceacc5a58989ff4e44a2f.bin

    • Size

      509KB

    • MD5

      71198ccf39dacf492d26815e4298db9e

    • SHA1

      b77415ac376ff84d040bf145ff908f0e68a241d4

    • SHA256

      f7b6655d7212c30b2a60088a97c3c1e630b91d6afdeceacc5a58989ff4e44a2f

    • SHA512

      103d66fa7a8bfb9fce058b8ab8062e89c0a0c65374edb28d626feace3942fce87ba0a6d25d3bf281a2ac5d99751a37a8ed63ed6baabaeeb310318caf7157d777

    • SSDEEP

      12288:lYBbnvB2/8MmVzJnOWJoha8Vd4Yzpwj/Mnp:in29g9HJohGYzWAnp

    • 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 Matrix

Tasks