Analysis

  • max time kernel
    3018832s
  • max time network
    156s
  • platform
    android_x64
  • resource
    android-x64-20231215-en
  • resource tags

    androidarch:x64arch:x86image:android-x64-20231215-enlocale:en-usos:android-10-x64system
  • submitted
    25-12-2023 18:19

General

  • Target

    33ffe41e2a47ff627c399aeef893016d.apk

  • Size

    3.8MB

  • MD5

    33ffe41e2a47ff627c399aeef893016d

  • SHA1

    c8519ab02a57140b055069ab51a9ba18f3435cd9

  • SHA256

    745531bf76372c3b01d415807a979032ccee9c06b80db744f67d0ea2dd1775ce

  • SHA512

    b05964597773087c7b5fcf699673e56e92f97f153a072e34152faae3a77c5e3f0125659763b6c8bb362e334768a5f686036f9f948c6dbff468249a0e73b4f3ea

  • SSDEEP

    98304:NjVypqPWr6K9rdrwHqpowv+KcixXhTgWdhgVIEWWa:NjVypz+KBdrMqGIWaTgWdhgj8

Malware Config

Extracted

Family

cerberus

C2

http://164.90.198.228

Signatures

  • Cerberus

    An Android banker that is being rented to actors beginning in 2019.

  • Makes use of the framework's Accessibility service 2 IoCs

    Retrieves information displayed on the phone screen using AccessibilityService.

  • Removes its main activity from the application launcher 1 IoCs
  • Loads dropped Dex/Jar 2 IoCs

    Runs executable file dropped to the device during analysis.

  • Listens for changes in the sensor environment (might be used to detect emulation) 1 IoCs

Processes

  • talk.exercise.notice
    1⤵
    • Makes use of the framework's Accessibility service
    • Removes its main activity from the application launcher
    • Loads dropped Dex/Jar
    • Listens for changes in the sensor environment (might be used to detect emulation)
    PID:4961

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • /data/data/talk.exercise.notice/app_DynamicOptDex/ctFjHtO.json

    Filesize

    683KB

    MD5

    26abdd28bdd6f749499fe1d66d928809

    SHA1

    aed3f8d41c4fed0218a0fb61eb5eb5e3abea4bc9

    SHA256

    8b9a42de2856fea4938ab117c70d4efdc476a654700b405b3afab7f0f7e64a39

    SHA512

    6d205877571edcd04080c475c483c0ef1cb4662df179c6959d819f3d0d6916bcb143cea4b256ebb0402fde24420b27da02efb4cf9d5e1f8edfaf87e4483d7540

  • /data/data/talk.exercise.notice/app_DynamicOptDex/ctFjHtO.json

    Filesize

    683KB

    MD5

    0a90b7aca91c39c7084571f4c073a164

    SHA1

    138a3d2811c4272c28d9eb04d500cb72ee557b34

    SHA256

    156d26c8865aa4a99a177d7ef4ccb434ba40c7df9ea6fc109ff139c2201e9a95

    SHA512

    bc9c6f35ae147bcb4e293dbf51fe92c977c8a8bf7a262920ce1e77318a5e5920bde4da6646dabae45446d9a574094ddde3cc91ee4c7f1c4b42448446f2dcea7e

  • /data/data/talk.exercise.notice/app_DynamicOptDex/oat/ctFjHtO.json.cur.prof

    Filesize

    823B

    MD5

    5499a1b9dfb9551bf5be80374db6bf25

    SHA1

    bcdf184e4a346ad87b0834b29836cca0d6c47691

    SHA256

    a2691e7354c96dcf4d560953c786ecec8c23208b095ae9be399cdb89f87f640d

    SHA512

    a946a5e148f045814641df9e17831ea4f2c54a1145109dd92b3698d0bfe64c641ede7f8e1e28a169ffab90606c86f8164e13fd36ce10ae7c77b35e3520c2906e