General

  • Target

    9ec5918e18def876799f3e73f0bb9b2058a66614e46a0bdf7a04a681131efd4f

  • Size

    9.7MB

  • Sample

    241216-dc4tfszqhs

  • MD5

    5f47d032af394ca8ae319f5239bcb694

  • SHA1

    19ab3183ed91e7048a75b2ce1f2599bff2966f1f

  • SHA256

    9ec5918e18def876799f3e73f0bb9b2058a66614e46a0bdf7a04a681131efd4f

  • SHA512

    c108bf407f983cdd3e094812d0be0ba0cca5e88af1adb3a865da982a24cdfe78d88fd26935e0f3b54de025bb281ac38fc4043c0b3641a36845492879c9080cc5

  • SSDEEP

    196608:OqhyRy9WVVfHC4dMlf5OaPNTcl8OQVbsCZfRC9uQuWLWvS:rhzAVfHC99FcyOQZZEBu8f

Malware Config

Extracted

Family

octo

AES_key
AES_key

Targets

    • Target

      9ec5918e18def876799f3e73f0bb9b2058a66614e46a0bdf7a04a681131efd4f

    • Size

      9.7MB

    • MD5

      5f47d032af394ca8ae319f5239bcb694

    • SHA1

      19ab3183ed91e7048a75b2ce1f2599bff2966f1f

    • SHA256

      9ec5918e18def876799f3e73f0bb9b2058a66614e46a0bdf7a04a681131efd4f

    • SHA512

      c108bf407f983cdd3e094812d0be0ba0cca5e88af1adb3a865da982a24cdfe78d88fd26935e0f3b54de025bb281ac38fc4043c0b3641a36845492879c9080cc5

    • SSDEEP

      196608:OqhyRy9WVVfHC4dMlf5OaPNTcl8OQVbsCZfRC9uQuWLWvS:rhzAVfHC99FcyOQZZEBu8f

    • Target

      base.apk

    • Size

      7.1MB

    • MD5

      e184bbe61b9a9e321aa00505794f9489

    • SHA1

      1f45836fd5a4bbffc8779c7bca2f851f15cdbea9

    • SHA256

      804557d75e822dce154c0703780dd2e88a113e8ddb8cb42e1db9d8d851a4b931

    • SHA512

      68c2237f0b42f7e2c9171690cc89754a05094bff0b2cc6e71a1631d0bd9f6bf821d629bca127d635efb1595ce27243662c8321f2d5015fda36819dab70a370e9

    • SSDEEP

      98304:8I8lrvaRjVK515iSRGEjL21yymVxRs0nzijYM3X7:L8QRjUvrVK1yymjRBz4z3X7

    • Octo

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

    • Octo family

    • Octo payload

    • Checks Android system properties for emulator presence.

    • 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.

    • Queries the mobile country code (MCC)

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

    • Reads information about phone network operator.

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

MITRE ATT&CK Mobile v15

Tasks