Analysis

  • max time kernel
    2341213s
  • max time network
    147s
  • platform
    android_x86
  • resource
    android-x86-arm-20231215-en
  • resource tags

    androidarch:armarch:x86image:android-x86-arm-20231215-enlocale:en-usos:android-9-x86system
  • submitted
    20/12/2023, 02:29

General

  • Target
    7dcb987d39106ebb91cde38cdb87e43377963014722a4d49b2c49370ad54ae82.apk
  • Size 2.4MB
  • Sample231220-cy39dagedk
  • SHA256 7dcb987d39106ebb91cde38cdb87e43377963014722a4d49b2c49370ad54ae82
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • alienbot

C2
  • http://perohi21.xyz

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 IoCs

    Retrieves information displayed on the phone screen using AccessibilityService.

  • Removes its main activity from the application launcher 1 IoCs
  • Loads dropped Dex/Jar 3 IoCs

    Runs executable file dropped to the device during analysis.

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

Processes

  • lkwzr.nqbmmkomdijrxzuyzhmqtsz.bmpczafrei
    1⤵
    • Makes use of the framework's Accessibility service
    • Removes its main activity from the application launcher
    • Loads dropped Dex/Jar
    • Requests disabling of battery optimizations (often used to enable hiding in the background).
    PID:4246
    • /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/lkwzr.nqbmmkomdijrxzuyzhmqtsz.bmpczafrei/app_DynamicOptDex/Kyk.json --output-vdex-fd=41 --oat-fd=42 --oat-location=/data/user/0/lkwzr.nqbmmkomdijrxzuyzhmqtsz.bmpczafrei/app_DynamicOptDex/oat/x86/Kyk.odex --compiler-filter=quicken --class-loader-context=&
      2⤵
      • Loads dropped Dex/Jar
      PID:4270

Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        Kyk.json

        • Path /data/data/lkwzr.nqbmmkomdijrxzuyzhmqtsz.bmpczafrei/app_DynamicOptDex/Kyk.json
        • Size 741KB
        • SHA256 136a06e4d715455a817a70ab6b8162e187b224e11041a73b5e14e9ea6d8d3551
        • MD5 SHA1 SHA512 SSDEEP

        Kyk.json

        • Path /data/data/lkwzr.nqbmmkomdijrxzuyzhmqtsz.bmpczafrei/app_DynamicOptDex/Kyk.json
        • Size 741KB
        • SHA256 ee39b5b0bd3584c8e5ee8ac84e97887323f7cb7fb336b3c54fac18b7e8f20747
        • MD5 SHA1 SHA512 SSDEEP

        Kyk.json.cur.prof

        • Path /data/data/lkwzr.nqbmmkomdijrxzuyzhmqtsz.bmpczafrei/app_DynamicOptDex/oat/Kyk.json.cur.prof
        • Size 461B
        • SHA256 e5fc637f80827bc9799b1631a71d7e270ad1a037f19e42eef2958fe99a476f38
        • MD5 SHA1 SHA512

        Kyk.json

        • Path /data/user/0/lkwzr.nqbmmkomdijrxzuyzhmqtsz.bmpczafrei/app_DynamicOptDex/Kyk.json
        • Size 741KB
        • SHA256 93db4f215b53c70b0f5de0aa88739eef4f7bd788f60addc908689e8f2352339c
        • MD5 SHA1 SHA512 SSDEEP