Analysis

  • max time kernel
    52s
  • max time network
    133s
  • 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
    12-04-2024 00:56

General

  • Target

    eec0c54b5ed67b3932cf19b013489be3_JaffaCakes118.apk

  • Size

    2.6MB

  • MD5

    eec0c54b5ed67b3932cf19b013489be3

  • SHA1

    398f24c3fac339ff67c539da31ca0111eea6b596

  • SHA256

    7e4fa9aeb659a9524f5b2ba4df8d806c25fc6906a6470a6911848e67905a0171

  • SHA512

    9daf7307d1cb7245ee4579853e761f46cab48d8821c61ba0493efd551d624bedd5fbb4e445752699ba984a6fd861469248ae9477ab6a28cd561afe7000157cb5

  • SSDEEP

    49152:gj+IF41oVBh7um7rHsEHbfTKziW+1DEiwH0vW3ZKpNNuFqMiekaQUTiK/iF:gjfKoBh7z7V7rTVEitvrIqlebrOF

Malware Config

Extracted

Family

cerberus

C2

http://20.90.106.208/

Signatures

  • Cerberus

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

  • Makes use of the framework's Accessibility service 2 TTPs 3 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

  • com.casino.shed
    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: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/com.casino.shed/app_DynamicOptDex/QRr.json --output-vdex-fd=41 --oat-fd=42 --oat-location=/data/user/0/com.casino.shed/app_DynamicOptDex/oat/x86/QRr.odex --compiler-filter=quicken --class-loader-context=&
      2⤵
      • Loads dropped Dex/Jar
      PID:4292

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • /data/data/com.casino.shed/app_DynamicOptDex/QRr.json
    Filesize

    122KB

    MD5

    f1d2b3ab6cc9507c382a8e0fe8733a4e

    SHA1

    375206e0981363df7558ed403852f6d4f3f88463

    SHA256

    4d62418948cbda2ee642fc60674e1267068fde9438078f1de94c32ad85082b95

    SHA512

    5dc3701186bd2455bc60ac85839d499ff64fa97a44fb617234dc274c815b2ec5fca3254981ce66b26e1fc60293c6749d1658aa1ca9ba2b651814b8b984e33a88

  • /data/data/com.casino.shed/app_DynamicOptDex/QRr.json
    Filesize

    122KB

    MD5

    0cc01f1525356cca4d5051d3083ebd53

    SHA1

    f20d693792f81ba6362c7ad7db9dcfd4524fb675

    SHA256

    43b8fd005dc51f24699dc8ad1a1560331f9d35d187b7acbc8cc0b64fc3974474

    SHA512

    03ca5b29a324dc1dcef8bb3660f64469e99bf2392754e1a5ec4634fee676f5bf2741af6c733c25fe5d5a61803006a2c802c84491463eab8d60545cfb33e7ae59

  • /data/data/com.casino.shed/app_DynamicOptDex/oat/QRr.json.cur.prof
    Filesize

    848B

    MD5

    39da87b7d7ad6634ff4ccc1577e6f802

    SHA1

    15fbbd80921318f29b6c8a238ad5baad137d9d34

    SHA256

    d507591fddb12ece56b355e5d0105fdcab22fa538b6a913889df2ba16081bc30

    SHA512

    08a273f7f9d3b2ab05368a41296f34a69443678404494ea31a0e939cab4fb28fdbeed95c05df56245f44a64c4c57a37bb5a7da6ee2ad4e7ac1bcd3a938f94e07

  • /data/user/0/com.casino.shed/app_DynamicOptDex/QRr.json
    Filesize

    122KB

    MD5

    0e78771cdcb39eee675ffefa3769c28c

    SHA1

    219d220148172d745c2fa21dd60fb800aa45c0ce

    SHA256

    0911778c375d104d8f9b86ca25d5af4b9e0d19139b3a7707c44366ef6f1b5629

    SHA512

    5cb061e7acbca1af555dd6fee67be93e18a902a2c6672642cf18140716d79e0a684c47487565773ef7174eb83332148c4f07e9f4d5a1579e631a79dfddce25cc