Analysis

  • max time kernel
    179s
  • max time network
    180s
  • 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
    02/06/2024, 10:35

General

  • Target
    8dc60264b9627395a36ba633535bcdad_JaffaCakes118.apk
  • Size 1.3MB
  • Sample240602-mmrrbaaf3x
  • SHA256 0c431ffcdee8f3a7bd9590a4b3a8c57f15a1d0555cb89b6db9d68cadc947cb44
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Queries a list of all the installed applications on the device (Might be used in an attempt to overlay legitimate apps) 1 TTPs
  • 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.

  • 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 information about running processes on the device 1 TTPs 1 IoCs

    Application may abuse the framework's APIs to collect information about running processes on the device.

  • Queries information about the current Wi-Fi connection 1 TTPs 1 IoCs

    Application may abuse the framework's APIs to collect information about the current Wi-Fi connection.

  • Registers a broadcast receiver at runtime (usually for listening for system events) 1 TTPs 1 IoCs
  • Checks if the internet connection is available 1 TTPs 1 IoCs
  • Domain associated with commercial stalkerware software, includes indicators from echap.eu.org 1 IoCs
  • Reads information about phone network operator. 1 TTPs

Processes

  • com.ting.ecns.ypuv
    1⤵
    • Removes its main activity from the application launcher
    • Checks CPU information
    • Loads dropped Dex/Jar
    • Queries account information for other applications stored on the device
    • Queries information about running processes on the device
    • Queries information about the current Wi-Fi connection
    • Registers a broadcast receiver at runtime (usually for listening for system events)
    • Checks if the internet connection is available
    PID:4322
    • /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.ting.ecns.ypuv/app_mjf/dz.jar --output-vdex-fd=48 --oat-fd=49 --oat-location=/data/user/0/com.ting.ecns.ypuv/app_mjf/oat/x86/dz.odex --compiler-filter=quicken --class-loader-context=&
      2⤵
      • Loads dropped Dex/Jar
      PID:4390
  • com.ting.ecns.ypuv:daemon
    1⤵
    • Loads dropped Dex/Jar
    PID:4483

Network

        MITRE ATT&CK Mobile v15

        Replay Monitor

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        Downloads

        ddz.jar

        • Path /data/data/com.ting.ecns.ypuv/app_mjf/ddz.jar
        • Size 105KB
        • SHA256 1ed0751a141b17c80a921f5e8ba90c66a56b8e73156f5cbe133b57d550ca4ef2
        • MD5 SHA1 SHA512 SSDEEP

        dz.jar.cur.prof

        • Path /data/data/com.ting.ecns.ypuv/app_mjf/oat/dz.jar.cur.prof
        • Size 550B
        • SHA256 96ae0a25bd82c0f9057e747ebd38539eb66a9760ad6190dbbb832cfb4c1130ac
        • MD5 SHA1 SHA512

        tdz.jar

        • Path /data/data/com.ting.ecns.ypuv/app_mjf/tdz.jar
        • Size 105KB
        • SHA256 8d86de68978e859c8262c0d0e932d3a1d57457b57ce88940620befab1bcead5b
        • MD5 SHA1 SHA512 SSDEEP

        lezzd

        • Path /data/data/com.ting.ecns.ypuv/databases/lezzd
        • Size 4KB
        • SHA256 0a8ffb6b327963558716e87db8946016d143e39f895fa1b43e95ba7032ce2514
        • MD5 SHA1 SHA512

        lezzd-journal

        • Path /data/data/com.ting.ecns.ypuv/databases/lezzd-journal
        • Size 512B
        • SHA256 74828c91ee9ded5d4bf31c77d8cadbe4b07d35b538b7626ece026a72a000d916
        • MD5 SHA1 SHA512

        lezzd-shm

        • Path /data/data/com.ting.ecns.ypuv/databases/lezzd-shm
        • Size 32KB
        • SHA256 c35020473aed1b4642cd726cad727b63fff2824ad68cedd7ffb73c7cbd890479
        • MD5 SHA1 SHA512 SSDEEP

        lezzd-wal

        • Path /data/data/com.ting.ecns.ypuv/databases/lezzd-wal
        • Size 60KB
        • SHA256 b97eb2d2cff0292b13d520d85ff4a3aa1e94f0c6aa3523b272d2c0484a5df50f
        • MD5 SHA1 SHA512 SSDEEP

        um_cache_1717324638395.env

        • Path /data/data/com.ting.ecns.ypuv/files/.um/um_cache_1717324638395.env
        • Size 679B
        • SHA256 cab9bbc55eb5dbd52928cf97bf208110d25f52de059b68e1d818250867f91478
        • MD5 SHA1 SHA512

        exchangeIdentity.json

        • Path /data/data/com.ting.ecns.ypuv/files/.umeng/exchangeIdentity.json
        • Size 162B
        • SHA256 efccea6d93eec4614bbd5ee5c449acfb3864635380d75d55c9cd9e2d0abfef61
        • MD5 SHA1 SHA512

        mobclick_agent_cached_com.ting.ecns.ypuv1

        • Path /data/data/com.ting.ecns.ypuv/files/mobclick_agent_cached_com.ting.ecns.ypuv1
        • Size 858B
        • SHA256 dd58229ac3f2b881d25145a4166e4b4676bbb210a4c66adf688ac0260621f4f0
        • MD5 SHA1 SHA512

        umeng_it.cache

        • Path /data/data/com.ting.ecns.ypuv/files/umeng_it.cache
        • Size 415B
        • SHA256 1bcf9e65ae8e41816ed095f1d8dd3712049ee49fa6b7ebe1f1334e2f96bcbe50
        • MD5 SHA1 SHA512

        dz.jar

        • Path /data/user/0/com.ting.ecns.ypuv/app_mjf/dz.jar
        • Size 248KB
        • SHA256 30d7699b73fd7f276945415c405c12bff69c5958d12f56265a768443f6fd8cae
        • MD5 SHA1 SHA512 SSDEEP

        dz.jar

        • Path /data/user/0/com.ting.ecns.ypuv/app_mjf/dz.jar
        • Size 248KB
        • SHA256 3dd88e4418bd4271af728fc6436c873a55e6b6f5c8ed241ee2cb0ee24fe3f7f3
        • MD5 SHA1 SHA512 SSDEEP