Analysis

  • max time kernel
    179s
  • max time network
    162s
  • 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
    29-05-2024 05:07

General

  • Target

    7f9458bdd346f8a58915dc74ae2d43bb_JaffaCakes118.apk

  • Size

    431KB

  • MD5

    7f9458bdd346f8a58915dc74ae2d43bb

  • SHA1

    95051ae27b20515c1cb836540939725af60c25cb

  • SHA256

    5114a3c5107306e667b7ba00267ac9114f809475fb06c6d61d7a95ae541f6dd2

  • SHA512

    443bc25bc7b76f896536ce64f9fc6eb171c98f3b984cbd727511a95e91e3dfab3147a49baa8f15cbf325478bab5d41bfd54767b2b6d9a5e143368211e9a08f23

  • SSDEEP

    12288:3pBU9+y1M4QA9K5a6b5vDjzCvlb7VbWRJ3XP:5O9tmoK/8tBWrf

Malware Config

Extracted

Family

xloader_apk

C2

http://91.204.227.39:28844

DES_key

Signatures

  • XLoader payload 1 IoCs
  • XLoader, MoqHao

    An Android banker and info stealer.

  • Checks if the Android device is rooted. 1 TTPs 3 IoCs
  • 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
  • Requests changing the default SMS application. 2 TTPs 1 IoCs
  • Loads dropped Dex/Jar 1 TTPs 2 IoCs

    Runs executable file dropped to the device during analysis.

  • Makes use of the framework's foreground persistence service 1 TTPs 1 IoCs

    Application may abuse the framework's foreground service to continue running in the foreground.

  • 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 the phone number (MSISDN for GSM devices) 1 TTPs
  • Reads the content of the MMS message. 1 TTPs 1 IoCs
  • Registers a broadcast receiver at runtime (usually for listening for system events) 1 TTPs 1 IoCs
  • Acquires the wake lock 1 IoCs
  • Requests disabling of battery optimizations (often used to enable hiding in the background). 1 TTPs 1 IoCs
  • Uses Crypto APIs (Might try to encrypt user data) 1 TTPs 1 IoCs

Processes

  • com.cnsg.klex
    1⤵
    • Checks if the Android device is rooted.
    • Removes its main activity from the application launcher
    • Requests changing the default SMS application.
    • Loads dropped Dex/Jar
    • Makes use of the framework's foreground persistence service
    • Queries account information for other applications stored on the device
    • Reads the content of the MMS message.
    • Registers a broadcast receiver at runtime (usually for listening for system events)
    • Acquires the wake lock
    • Requests disabling of battery optimizations (often used to enable hiding in the background).
    • Uses Crypto APIs (Might try to encrypt user data)
    PID:4283

Network

MITRE ATT&CK Mobile v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • /data/data/com.cnsg.klex/files/dex

    Filesize

    766KB

    MD5

    b3aa28b0cf2269079fa51c1db9ad032b

    SHA1

    c85618082d725fd8dd4789ecf43ce274b743c9cb

    SHA256

    8933f198d336dc72d7e4c2012cf6ea5356bedf6a97a16c9b74fb2fac63ea02b0

    SHA512

    2c077f33169d2d77a3a64d70c2705e32f46c8addb9299459c97a6ad9d7647fc906c36d172acf5731b53cb461c7eb21c6adfbe10ace50e483e41f55e16f958339