Analysis

  • max time kernel
    177s
  • max time network
    148s
  • platform
    android_x64
  • resource
    android-x64-20240514-en
  • resource tags

    androidarch:x64arch:x86image:android-x64-20240514-enlocale:en-usos:android-10-x64system
  • submitted
    18/05/2024, 01:01

General

  • Target
    525e34afe49c431acb157b559b2b3a96_JaffaCakes118.apk
  • Size 11.6MB
  • Sample240518-bdbsyscd22
  • SHA256 9c960d9d4c12220211ec79724e7ead327b05acf0f77237dc319b8702314d9b8b
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Loads dropped Dex/Jar 1 TTPs 32 IoCs

    Runs executable file dropped to the device during analysis.

  • Queries information about running processes on the device 1 TTPs 15 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 16 IoCs
  • Checks if the internet connection is available 1 TTPs 16 IoCs
  • Queries the unique device ID (IMEI, MEID, IMSI) 1 TTPs

Processes

  • cn.wejuan.reader
    1⤵
    • Loads dropped Dex/Jar
    • 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:5171
  • cn.wejuan.reader:GuardService
    1⤵
    • Loads dropped Dex/Jar
    • Queries information about running processes on the device
    • Registers a broadcast receiver at runtime (usually for listening for system events)
    • Checks if the internet connection is available
    PID:5336
  • cn.wejuan.reader:GuardService
    1⤵
      PID:5391
    • cn.wejuan.reader:GuardService
      1⤵
      • Loads dropped Dex/Jar
      • Queries information about running processes on the device
      • Registers a broadcast receiver at runtime (usually for listening for system events)
      • Checks if the internet connection is available
      PID:5477
    • cn.wejuan.reader:GuardService
      1⤵
      • Loads dropped Dex/Jar
      • Queries information about running processes on the device
      • Registers a broadcast receiver at runtime (usually for listening for system events)
      • Checks if the internet connection is available
      PID:5567
    • cn.wejuan.reader:GuardService
      1⤵
      • Loads dropped Dex/Jar
      • Queries information about running processes on the device
      • Registers a broadcast receiver at runtime (usually for listening for system events)
      • Checks if the internet connection is available
      PID:5707
    • cn.wejuan.reader:GuardService
      1⤵
      • Loads dropped Dex/Jar
      • Queries information about running processes on the device
      • Registers a broadcast receiver at runtime (usually for listening for system events)
      • Checks if the internet connection is available
      PID:5832
    • cn.wejuan.reader:GuardService
      1⤵
      • Loads dropped Dex/Jar
      • Queries information about running processes on the device
      • Registers a broadcast receiver at runtime (usually for listening for system events)
      • Checks if the internet connection is available
      PID:5920
    • cn.wejuan.reader:GuardService
      1⤵
      • Loads dropped Dex/Jar
      • Queries information about running processes on the device
      • Registers a broadcast receiver at runtime (usually for listening for system events)
      • Checks if the internet connection is available
      PID:6009
    • cn.wejuan.reader:GuardService
      1⤵
      • Loads dropped Dex/Jar
      • Queries information about running processes on the device
      • Registers a broadcast receiver at runtime (usually for listening for system events)
      • Checks if the internet connection is available
      PID:6099
    • cn.wejuan.reader:GuardService
      1⤵
      • Loads dropped Dex/Jar
      • Queries information about running processes on the device
      • Registers a broadcast receiver at runtime (usually for listening for system events)
      • Checks if the internet connection is available
      PID:6185
    • cn.wejuan.reader:GuardService
      1⤵
      • Loads dropped Dex/Jar
      • Queries information about running processes on the device
      • Registers a broadcast receiver at runtime (usually for listening for system events)
      • Checks if the internet connection is available
      PID:6271
    • cn.wejuan.reader:GuardService
      1⤵
      • Loads dropped Dex/Jar
      • Queries information about running processes on the device
      • Registers a broadcast receiver at runtime (usually for listening for system events)
      • Checks if the internet connection is available
      PID:6356
    • cn.wejuan.reader:GuardService
      1⤵
      • Loads dropped Dex/Jar
      • Queries information about running processes on the device
      • Registers a broadcast receiver at runtime (usually for listening for system events)
      • Checks if the internet connection is available
      PID:6445
    • cn.wejuan.reader:GuardService
      1⤵
      • Loads dropped Dex/Jar
      • Queries information about running processes on the device
      • Registers a broadcast receiver at runtime (usually for listening for system events)
      • Checks if the internet connection is available
      PID:6536
    • cn.wejuan.reader:GuardService
      1⤵
      • Loads dropped Dex/Jar
      • Queries information about running processes on the device
      • Registers a broadcast receiver at runtime (usually for listening for system events)
      • Checks if the internet connection is available
      PID:6622
    • cn.wejuan.reader:GuardService
      1⤵
      • Loads dropped Dex/Jar
      • Queries information about running processes on the device
      • Registers a broadcast receiver at runtime (usually for listening for system events)
      • Checks if the internet connection is available
      PID:6709

    Network

          MITRE ATT&CK Mobile v15

          Replay Monitor

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          Downloads

          classes.dex

          • Path /data/data/cn.wejuan.reader/.jiagu/classes.dex
          • Size 5.5MB
          • SHA256 e10b65bbb5528dac12759de32460ba9d6f6a0851466dd054762070f7180a156f
          • MD5 SHA1 SHA512 SSDEEP

          libjiagu.so

          • Path /data/data/cn.wejuan.reader/.jiagu/libjiagu.so
          • Size 455KB
          • SHA256 78e4ea857f10c2df6c7b94f0584524b52ecc099ed29478fe3964037b8a86ed2e
          • MD5 SHA1 SHA512 SSDEEP

          .jg.ac

          • Path /data/data/cn.wejuan.reader/files/.jglogs/.jg.ac
          • Size 32B
          • SHA256 7a69401818e533aaf3a37219d0964e643bb0d69ab4d11cedb36deba9a9a59c69
          • MD5 SHA1 SHA512

          .jg.di

          • Path /data/data/cn.wejuan.reader/files/.jglogs/.jg.di
          • Size 340B
          • SHA256 a1a9896f56894743d8effbe5dd734913a35785b1d74dd73a23fda75c44b37032
          • MD5 SHA1 SHA512

          .jg.ic

          • Path /data/data/cn.wejuan.reader/files/.jglogs/.jg.ic
          • Size 32B
          • SHA256 d43e208b5fda55652dc0136834fb7d259b8f11bee3d35e14b442ecd208e0d85c
          • MD5 SHA1 SHA512

          .jg.ri

          • Path /data/data/cn.wejuan.reader/files/.jglogs/.jg.ri
          • Size 314B
          • SHA256 b88675eb8b8b64e002d4cbe37481a65bb653df1bef667c026557e41c38cde3e3
          • MD5 SHA1 SHA512

          .jiagu.lock

          • Path /data/data/cn.wejuan.reader/files/.jiagu.lock
          • Size 27B
          • SHA256 fd67363ec56529879021c280206cdfa75381a0c81257b554eb3d0a4403e54591
          • MD5 SHA1 SHA512
          • Path /data/user/0/cn.wejuan.reader/[email protected]
          • Size 6.3MB
          • SHA256 2041425f1a5481acfd68ae6dd405bbc8b6640307ea28b03211e47ffc9af50231
          • MD5 SHA1 SHA512 SSDEEP

          [email protected]!classes2.dex

          • Path /data/user/0/cn.wejuan.reader/[email protected]!classes2.dex
          • Size 4.9MB
          • SHA256 91cbccb52b44fa235d024e8528c7dcb1653e84808d1c473c686cb44899ab2524
          • MD5 SHA1 SHA512 SSDEEP

          .deviceId

          • Path /storage/emulated/0/360/.deviceId
          • Size 48B
          • SHA256 36c5c63f39ddf7a6a9c01946e4f78b95790aa734176802e793e95724a1b5b731
          • MD5 SHA1 SHA512

          .iddata

          • Path /storage/emulated/0/360/.iddata
          • Size 32B
          • SHA256 cd57eb42674217bd1c1414aa18f4991c65d3107b858f4ad9c8b5bd3079ae9d83
          • MD5 SHA1 SHA512