Analysis

  • max time kernel
    87s
  • max time network
    130s
  • 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
    19-04-2024 01:20

General

  • Target

    f9303b059ae1a24483e5d49dbc92e381_JaffaCakes118.apk

  • Size

    3.1MB

  • MD5

    f9303b059ae1a24483e5d49dbc92e381

  • SHA1

    1714f02ec60a1f6332a5e189fd4c6561515e769a

  • SHA256

    6b615be3461706b5e54d9bd7261894b9afbad226d5070f861aeaa5351253170c

  • SHA512

    0056af0010c79f41afebcafb6a9a978974164963b3a55a856fe77f7182687b2d6481f5dee75f966294e4018afd68eb6c2acc48a168302e9aeaedea976b072625

  • SSDEEP

    49152:NShcx/P8JH9F/Hg229ZkmbRH2nZT0OgFXiN2PgNv7gIVe0vI46qmEKFpOV9nujJ:cK8JdF8D7g4OAZ6gIQ346jEe02V

Malware Config

Extracted

Family

cerberus

C2

https://genclikbayramlari.com

Signatures

  • Cerberus

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

  • 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 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.

  • Requests disabling of battery optimizations (often used to enable hiding in the background). 1 TTPs 1 IoCs
  • Listens for changes in the sensor environment (might be used to detect emulation) 1 TTPs 1 IoCs

Processes

  • among.govern.clever
    1⤵
    • Makes use of the framework's Accessibility service
    • Removes its main activity from the application launcher
    • Checks CPU information
    • Checks memory information
    • Loads dropped Dex/Jar
    • Requests disabling of battery optimizations (often used to enable hiding in the background).
    • Listens for changes in the sensor environment (might be used to detect emulation)
    PID:4302
    • /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/among.govern.clever/app_DynamicOptDex/uNAB.json --output-vdex-fd=41 --oat-fd=42 --oat-location=/data/user/0/among.govern.clever/app_DynamicOptDex/oat/x86/uNAB.odex --compiler-filter=quicken --class-loader-context=&
      2⤵
      • Loads dropped Dex/Jar
      PID:4327

Network

MITRE ATT&CK Mobile v15

Replay Monitor

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Downloads

  • /data/data/among.govern.clever/app_DynamicOptDex/oat/uNAB.json.cur.prof

    Filesize

    891B

    MD5

    cce3b8e9959d80987343a77b6ddb9c16

    SHA1

    589eb24c0dfe94dd090f173be883ee44ca9d9aee

    SHA256

    f3fa0578e4c261357c5625855f326d4edea1e33fdd34de96788ce83d63257f4d

    SHA512

    0d08f7a3ce5092c6ccbd838241dc4959d2360ec85b6139ab78d830cf553489fd46ea86e344a4a859bc5f0c2987699201018d34072ac407e49c9ae1fedfae28a7

  • /data/data/among.govern.clever/app_DynamicOptDex/uNAB.json

    Filesize

    731KB

    MD5

    6aa58fe7ad56b2de48a622a9b48cc75c

    SHA1

    7aa1d4189dc90da1bb183a1c6feb78f39ae4f6f5

    SHA256

    354c6bc55496cb06e638f8a3fe41d7a6c395cc57afcb1910c00404368fc2ead9

    SHA512

    a39139c5c717795ebf754c3590b07dee8c762fa51f6e23d5c4ba8c513672c77b97daab8fda91b4240ced0bc1886b78ee230e8384300a3ad55f78f2943d822399

  • /data/data/among.govern.clever/app_DynamicOptDex/uNAB.json

    Filesize

    731KB

    MD5

    a7a31ed29387a1c2ee483a43ed3d0963

    SHA1

    322982df9b6cc389d06660c2190d67add79aa1cb

    SHA256

    9fe3695eca4afb37392a65b2cb9510ac5ef33c8455bf0036a8470651d6d61f0d

    SHA512

    59b9d3361a8883505dfacd8423d3625ca2245c8ff43b6b457462fada3dd30397997a92e062fee4f065b0e2b173bbce76634d5ebae93628ebafa504d812da3511

  • /data/user/0/among.govern.clever/app_DynamicOptDex/uNAB.json

    Filesize

    731KB

    MD5

    775cb687916869ba8f5d21c4cb369a3f

    SHA1

    a151073ee419bd804514a0d0dceb102c145b2bb3

    SHA256

    8b603ff92437802a4a7d37bf77c22e295a5998e26bedbed5972cd5b7f35a14d2

    SHA512

    50d992f3893cb016814b630de7cbb84e04543634bc21dd1c2104af0b929437d5cfa7855e1c08bc5fcf51b0b98d34973484a4c9e8ba040bac9c086c7de34567b2