Analysis

  • max time kernel
    178s
  • max time network
    178s
  • platform
    android_x86
  • resource
    android-x86-arm-20240611.1-en
  • resource tags

    androidarch:armarch:x86image:android-x86-arm-20240611.1-enlocale:en-usos:android-9-x86system
  • submitted
    16/06/2024, 14:00

General

  • Target
    b3df3bed219262ac41a292c793bca25d_JaffaCakes118.apk
  • Size 637KB
  • Sample240616-rayfjswbma
  • SHA256 9da270257a4a4dcefe0f75221baa1f39d0c63e2a4dcc50b1bebd02f0c98ceadb
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Removes its main activity from the application launcher 1 TTPs 1 IoCs
  • Loads dropped Dex/Jar 1 TTPs 3 IoCs

    Runs executable file dropped to the device during analysis.

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

  • Domain associated with commercial stalkerware software, includes indicators from echap.eu.org 2 IoCs
  • Queries information about active data network 1 TTPs 1 IoCs
  • 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.

  • Reads information about phone network operator. 1 TTPs
  • Registers a broadcast receiver at runtime (usually for listening for system events) 1 TTPs 1 IoCs
  • Checks CPU information 2 TTPs 1 IoCs

Processes

  • com.xzwt.lhyr.lkce
    1⤵
    • Removes its main activity from the application launcher
    • 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 active data network
    • Queries information about the current Wi-Fi connection
    • Registers a broadcast receiver at runtime (usually for listening for system events)
    • Checks CPU information
    PID:4284
    • /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.xzwt.lhyr.lkce/app_mjf/dz.jar --output-vdex-fd=48 --oat-fd=49 --oat-location=/data/user/0/com.xzwt.lhyr.lkce/app_mjf/oat/x86/dz.odex --compiler-filter=quicken --class-loader-context=&
      2⤵
      • Loads dropped Dex/Jar
      PID:4348
  • com.xzwt.lhyr.lkce:daemon
    1⤵
    • Loads dropped Dex/Jar
    PID:4394

Network

        MITRE ATT&CK Mobile v15

        Replay Monitor

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        Downloads

        ddz.jar

        • Path /data/data/com.xzwt.lhyr.lkce/app_mjf/ddz.jar
        • Size 105KB
        • SHA256 1ed0751a141b17c80a921f5e8ba90c66a56b8e73156f5cbe133b57d550ca4ef2
        • MD5 SHA1 SHA512 SSDEEP

        dz.jar.cur.prof

        • Path /data/data/com.xzwt.lhyr.lkce/app_mjf/oat/dz.jar.cur.prof
        • Size 544B
        • SHA256 2a7256c915ca6cbfb3262a259ca3d6d2cc43ba47d437905823755df57064eb18
        • MD5 SHA1 SHA512

        tdz.jar

        • Path /data/data/com.xzwt.lhyr.lkce/app_mjf/tdz.jar
        • Size 105KB
        • SHA256 8d86de68978e859c8262c0d0e932d3a1d57457b57ce88940620befab1bcead5b
        • MD5 SHA1 SHA512 SSDEEP

        lezzd

        • Path /data/data/com.xzwt.lhyr.lkce/databases/lezzd
        • Size 4KB
        • SHA256 0a8ffb6b327963558716e87db8946016d143e39f895fa1b43e95ba7032ce2514
        • MD5 SHA1 SHA512

        lezzd-journal

        • Path /data/data/com.xzwt.lhyr.lkce/databases/lezzd-journal
        • Size 512B
        • SHA256 5cab3ac6f24fc8a448903021bc05ef0686ec5513f266f895e5b340df3c3988d3
        • MD5 SHA1 SHA512

        lezzd-shm

        • Path /data/data/com.xzwt.lhyr.lkce/databases/lezzd-shm
        • Size 32KB
        • SHA256 c35020473aed1b4642cd726cad727b63fff2824ad68cedd7ffb73c7cbd890479
        • MD5 SHA1 SHA512 SSDEEP

        lezzd-wal

        • Path /data/data/com.xzwt.lhyr.lkce/databases/lezzd-wal
        • Size 60KB
        • SHA256 3b7fcfd2f4781588db97a0f0be8525ec060257755aa537b4d7f636caf0d80fff
        • MD5 SHA1 SHA512 SSDEEP

        .imprint

        • Path /data/data/com.xzwt.lhyr.lkce/files/.imprint
        • Size 1019B
        • SHA256 6108a52004a7d48895a03105b2e70ea49bd00a2055c1de4459671741b9a0f701
        • MD5 SHA1 SHA512

        um_cache_1718546522806.env

        • Path /data/data/com.xzwt.lhyr.lkce/files/.um/um_cache_1718546522806.env
        • Size 1KB
        • SHA256 6ba654c88f33dad76f77458b572e1defa1f2ae1373808cc45fb6b50fe16faeb5
        • MD5 SHA1 SHA512

        exchangeIdentity.json

        • Path /data/data/com.xzwt.lhyr.lkce/files/.umeng/exchangeIdentity.json
        • Size 204B
        • SHA256 5993305603dc4abb695f085b65c3b0da4981774ddf130bb0393994a798cc37a5
        • MD5 SHA1 SHA512

        exchangeIdentity.json

        • Path /data/data/com.xzwt.lhyr.lkce/files/.umeng/exchangeIdentity.json
        • Size 162B
        • SHA256 4f1384f7919bf9270ab9b37cfd6a8924c6ba609516d4c9d3d9e8d436211689fb
        • MD5 SHA1 SHA512

        mobclick_agent_cached_com.xzwt.lhyr.lkce1

        • Path /data/data/com.xzwt.lhyr.lkce/files/mobclick_agent_cached_com.xzwt.lhyr.lkce1
        • Size 1KB
        • SHA256 154fdc16956b68f047a4d43363a157d9079adbd984a89dd1c91cd86b033d7dd9
        • MD5 SHA1 SHA512

        umeng_it.cache

        • Path /data/data/com.xzwt.lhyr.lkce/files/umeng_it.cache
        • Size 211B
        • SHA256 92b4c9bfc85441432254fb57e1d34cd25b8976663b25c232771f4ae0673060e1
        • MD5 SHA1 SHA512

        umeng_it.cache

        • Path /data/data/com.xzwt.lhyr.lkce/files/umeng_it.cache
        • Size 415B
        • SHA256 d9be5e51928a3cb768716f38fe8e44f949e2bcd9028a0951211fd6abb4ba37af
        • MD5 SHA1 SHA512

        dz.jar

        • Path /data/user/0/com.xzwt.lhyr.lkce/app_mjf/dz.jar
        • Size 248KB
        • SHA256 30d7699b73fd7f276945415c405c12bff69c5958d12f56265a768443f6fd8cae
        • MD5 SHA1 SHA512 SSDEEP

        dz.jar

        • Path /data/user/0/com.xzwt.lhyr.lkce/app_mjf/dz.jar
        • Size 248KB
        • SHA256 3dd88e4418bd4271af728fc6436c873a55e6b6f5c8ed241ee2cb0ee24fe3f7f3
        • MD5 SHA1 SHA512 SSDEEP