Resubmissions

20-12-2023 05:25

231220-f39thagfe7 10

Analysis

  • max time kernel
    178s
  • max time network
    130s
  • platform
    android_x86
  • resource
    android-x86-arm-20240514-en
  • resource tags

    androidarch:armarch:x86image:android-x86-arm-20240514-enlocale:en-usos:android-9-x86system
  • submitted
    03-06-2024 10:46

General

  • Target

    873abcf92582d1cb09910028d731c7835a17002f5f024ed05d3a004ab20cc00f.apk

  • Size

    2.5MB

  • MD5

    d4a8e0ae01d248aa078851e68537f521

  • SHA1

    42e88e214e26e053285a6f07a36c52640550aaf4

  • SHA256

    873abcf92582d1cb09910028d731c7835a17002f5f024ed05d3a004ab20cc00f

  • SHA512

    5ee2c8f6e2c09ca72dadbc01922d79f1028ad876b929e665c7ae0298e2e25efbc28163ed55595f945c32678372fa7808ec0e7eb78464d958929708e3c6006d11

  • SSDEEP

    49152:xiGa+eZol6GSDZ8azVgPX8YM4GiAuoAHMX90eQWfrlFANkER5UaK06OL3K9xiZtO:85DxSkYXfmalRKjQ3+xisXRrvf

Malware Config

Extracted

Family

alienbot

C2

http://sariyenibez.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 4 TTPs 2 IoCs

    Retrieves information displayed on the phone screen using AccessibilityService.

  • Prevents application removal 1 TTPs 1 IoCs

    Application may abuse the framework's APIs to prevent removal.

  • Removes its main activity from the application launcher 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.

  • Queries the mobile country code (MCC) 1 TTPs 1 IoCs
  • Queries the phone number (MSISDN for GSM devices) 1 TTPs
  • Registers a broadcast receiver at runtime (usually for listening for system events) 1 TTPs 1 IoCs
  • Requests disabling of battery optimizations (often used to enable hiding in the background). 1 TTPs 1 IoCs
  • Schedules tasks to execute at a specified time 1 TTPs 1 IoCs

    Application may abuse the framework's APIs to perform task scheduling for initial or recurring execution of malicious code.

Processes

  • zakghedfcnhlgbrxr.ukhyemmjkwz.topeqpkbzjhbr
    1⤵
    • Makes use of the framework's Accessibility service
    • Prevents application removal
    • Removes its main activity from the application launcher
    • Checks CPU information
    • Checks memory information
    • Loads dropped Dex/Jar
    • Queries account information for other applications stored on the device
    • Queries the mobile country code (MCC)
    • Registers a broadcast receiver at runtime (usually for listening for system events)
    • Requests disabling of battery optimizations (often used to enable hiding in the background).
    • Schedules tasks to execute at a specified time
    PID:4318
    • /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/zakghedfcnhlgbrxr.ukhyemmjkwz.topeqpkbzjhbr/app_DynamicOptDex/jwoY.json --output-vdex-fd=41 --oat-fd=42 --oat-location=/data/user/0/zakghedfcnhlgbrxr.ukhyemmjkwz.topeqpkbzjhbr/app_DynamicOptDex/oat/x86/jwoY.odex --compiler-filter=quicken --class-loader-context=&
      2⤵
      • Loads dropped Dex/Jar
      PID:4355

Network

MITRE ATT&CK Mobile v15

Replay Monitor

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Downloads

  • /data/data/zakghedfcnhlgbrxr.ukhyemmjkwz.topeqpkbzjhbr/app_DynamicOptDex/jwoY.json

    Filesize

    697KB

    MD5

    a6a64d35a848fd9f22231d8e5621e899

    SHA1

    6252c00e009a3a45f8acc25470b7a189b6cd27bf

    SHA256

    91d2c9cb2018d5b2a03fcf58bf0e0a64f492058b1b5f7d54224c0fe709f5b455

    SHA512

    77f7b1b0bcd7b4e0831bee9aae69a99f1bcfbca6ec66fd6107424d2287d2f1bf3939c8a0b232f4c96a7d57a7d203db9b836c13c939c409e178fcc97f44dfb421

  • /data/data/zakghedfcnhlgbrxr.ukhyemmjkwz.topeqpkbzjhbr/app_DynamicOptDex/jwoY.json

    Filesize

    697KB

    MD5

    3fa6e1269691621bf38a9a5b477545e3

    SHA1

    4e176ecbac81bcb08ac4ec0ce4e3a27526e348f2

    SHA256

    edb4530036d0ad2160ac4f9b3b65cf6224ac58e7ed6d9501585a571d14b26d97

    SHA512

    858c918b794dc3b4a7eb877ad6e4054352d76240c7b1098046a2d78f6f6cfb38c806300ba54e73a59dc8215d7c653f18d707e5629093b4f80d2094df3c494679

  • /data/data/zakghedfcnhlgbrxr.ukhyemmjkwz.topeqpkbzjhbr/app_DynamicOptDex/oat/jwoY.json.cur.prof

    Filesize

    448B

    MD5

    eb373a08d243becc8c2bfc8ebc964ad7

    SHA1

    dccee054b18b55449cd7bd50806a70ef9c028b26

    SHA256

    7eb05b19b8521c2e4b3e3927e575c8c70702551c892884d72cbfe26448c4fac3

    SHA512

    0686ea63a89d5c4127625e15a4456ff64559de8c83c9acb3fb7ee82d5259b352643933549691fe38e3e3caca5bae69413f6066213d0f8143e21bf0353d71906a

  • /data/user/0/zakghedfcnhlgbrxr.ukhyemmjkwz.topeqpkbzjhbr/app_DynamicOptDex/jwoY.json

    Filesize

    697KB

    MD5

    8642d9879ea78e39ab29216f82ab6203

    SHA1

    3cc8f74d0e4069328e4ba9637367aa579f9e5f7e

    SHA256

    1f384fd4efc61006a34395bdb7f4fd32c94471422fe30c00dd4b6fb960ee4623

    SHA512

    bdf331ba186bd9cee2ede29980bcc34dbc8bd3e6733825607475e64109737cd7ec9b8e2cbe9f44c70f3a7bc766641e739820d92f4db3b9f8647bcd3ab18d6f2b