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
  • Sample240412-bafmqsdf2z
  • SHA256 7e4fa9aeb659a9524f5b2ba4df8d806c25fc6906a6470a6911848e67905a0171
  • MD5 SHA1 SHA512 SSDEEP

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 Mobile v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        QRr.json

        • Path /data/data/com.casino.shed/app_DynamicOptDex/QRr.json
        • Size 122KB
        • SHA256 4d62418948cbda2ee642fc60674e1267068fde9438078f1de94c32ad85082b95
        • MD5 SHA1 SHA512 SSDEEP

        QRr.json

        • Path /data/data/com.casino.shed/app_DynamicOptDex/QRr.json
        • Size 122KB
        • SHA256 43b8fd005dc51f24699dc8ad1a1560331f9d35d187b7acbc8cc0b64fc3974474
        • MD5 SHA1 SHA512 SSDEEP

        QRr.json.cur.prof

        • Path /data/data/com.casino.shed/app_DynamicOptDex/oat/QRr.json.cur.prof
        • Size 848B
        • SHA256 d507591fddb12ece56b355e5d0105fdcab22fa538b6a913889df2ba16081bc30
        • MD5 SHA1 SHA512

        QRr.json

        • Path /data/user/0/com.casino.shed/app_DynamicOptDex/QRr.json
        • Size 122KB
        • SHA256 0911778c375d104d8f9b86ca25d5af4b9e0d19139b3a7707c44366ef6f1b5629
        • MD5 SHA1 SHA512 SSDEEP