Analysis

  • max time kernel
    145s
  • max time network
    155s
  • platform
    android_x86
  • resource
    android-x86-arm-20240221-en
  • resource tags

    androidarch:armarch:x86image:android-x86-arm-20240221-enlocale:en-usos:android-9-x86system
  • submitted
    16/04/2024, 02:28

General

  • Target
    f27a16156566dd59fda402c3ce5d0928_JaffaCakes118.apk
  • Size 3.1MB
  • Sample240416-cycfnahb3x
  • SHA256 b89349f430d4afe1900adcde123f11289abf2734588f5deaea856b46f503fce7
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • alienbot

C2
  • http://95.156.227.194

Signatures

  • Alienbot

    Alienbot is a fork of Cerberus banker first seen in January 2020.

  • Cerberus

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

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

    Retrieves information displayed on the phone screen using AccessibilityService.

  • Removes its main activity from the application launcher 1 TTPs 1 IoCs
  • Checks Android system properties for emulator presence. 1 TTPs 1 IoCs
  • Checks CPU information 2 TTPs 1 IoCs

    Checks CPU information which indicate if the system is an emulator.

  • Checks memory information 2 TTPs 1 IoCs

    Checks memory information which indicate if the system is an emulator.

  • Loads dropped Dex/Jar 1 TTPs 3 IoCs

    Runs executable file dropped to the device during analysis.

  • Queries account information for other applications stored on the device. 1 TTPs 1 IoCs

    Application may abuse the framework's APIs to collect account information stored on the device.

  • Requests disabling of battery optimizations (often used to enable hiding in the background). 1 TTPs 1 IoCs

Processes

  • baby.among.sustain
    1⤵
    • Makes use of the framework's Accessibility service
    • Removes its main activity from the application launcher
    • Checks Android system properties for emulator presence.
    • Checks CPU information
    • Checks memory information
    • Loads dropped Dex/Jar
    • Queries account information for other applications stored on the device.
    • Requests disabling of battery optimizations (often used to enable hiding in the background).
    PID:4267
    • /system/bin/dex2oat --instruction-set=x86 --instruction-set-features=ssse3,-sse4.1,-sse4.2,-avx,-avx2,-popcnt --runtime-arg -Xhidden-api-checks --runtime-arg -Xrelocate --boot-image=/system/framework/boot.art --runtime-arg -Xms64m --runtime-arg -Xmx512m --instruction-set-variant=x86 --instruction-set-features=default --inline-max-code-units=0 --compact-dex-level=none --dex-file=/data/user/0/baby.among.sustain/app_DynamicOptDex/dSkHMc.json --output-vdex-fd=41 --oat-fd=42 --oat-location=/data/user/0/baby.among.sustain/app_DynamicOptDex/oat/x86/dSkHMc.odex --compiler-filter=quicken --class-loader-context=&
      2⤵
      • Loads dropped Dex/Jar
      PID:4293

Network

        MITRE ATT&CK Mobile v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        dSkHMc.json

        • Path /data/data/baby.among.sustain/app_DynamicOptDex/dSkHMc.json
        • Size 747KB
        • SHA256 b03500e71067f8e9cee145160f7c0a8d4c0223a355f0cba73e7bd3c3ef715ef8
        • MD5 SHA1 SHA512 SSDEEP

        dSkHMc.json

        • Path /data/data/baby.among.sustain/app_DynamicOptDex/dSkHMc.json
        • Size 747KB
        • SHA256 8588b94d17a10801d7124440fbd470e501bbbacb47f17d6bb4160143f9c5f8c1
        • MD5 SHA1 SHA512 SSDEEP

        dSkHMc.json.cur.prof

        • Path /data/data/baby.among.sustain/app_DynamicOptDex/oat/dSkHMc.json.cur.prof
        • Size 492B
        • SHA256 4ee8e63be99326dcb4dc8e3da3c35c004ab7537d15a46e8c9216cfc4e8305ece
        • MD5 SHA1 SHA512

        dSkHMc.json

        • Path /data/user/0/baby.among.sustain/app_DynamicOptDex/dSkHMc.json
        • Size 747KB
        • SHA256 36cb561461c860d6e620f591bd24c5d5a007867ebc7a8669bcf78739e331ad2a
        • MD5 SHA1 SHA512 SSDEEP