Analysis

  • max time kernel
    179s
  • max time network
    136s
  • 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
    19/05/2024, 02:08

General

  • Target
    d6bad24d0fb7e89ec5338bf8267338fd4dfdc1906b6081833bf11a7a167786d9.apk
  • Size 1.1MB
  • Sample240519-ckry7ada6v
  • SHA256 d6bad24d0fb7e89ec5338bf8267338fd4dfdc1906b6081833bf11a7a167786d9
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • hook

AES_key

Signatures

  • Hook

    Hook is an Android malware that is based on Ermac with RAT capabilities.

  • Makes use of the framework's Accessibility service 4 TTPs 3 IoCs

    Retrieves information displayed on the phone screen using AccessibilityService.

  • Prevents application removal 1 TTPs 1 IoCs

    Application may abuse the framework's APIs to prevent removal.

  • 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 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.

  • Queries the mobile country code (MCC) 1 TTPs 1 IoCs
  • Queries the phone number (MSISDN for GSM devices) 1 TTPs
  • Registers a broadcast receiver at runtime (usually for listening for system events) 1 TTPs 1 IoCs
  • Requests enabling of the accessibility settings. 1 IoCs
  • Acquires the wake lock 1 IoCs
  • Reads information about phone network operator. 1 TTPs
  • Schedules tasks to execute at a specified time 1 TTPs 1 IoCs

    Application may abuse the framework's APIs to perform task scheduling for initial or recurring execution of malicious code.

  • Uses Crypto APIs (Might try to encrypt user data) 1 TTPs 1 IoCs

Processes

  • com.kexomuzuvudifo.gazaka
    1⤵
    • Makes use of the framework's Accessibility service
    • Prevents application removal
    • Makes use of the framework's foreground persistence service
    • Queries information about running processes on the device
    • Queries information about the current Wi-Fi connection
    • Queries the mobile country code (MCC)
    • Registers a broadcast receiver at runtime (usually for listening for system events)
    • Requests enabling of the accessibility settings.
    • Acquires the wake lock
    • Schedules tasks to execute at a specified time
    • Uses Crypto APIs (Might try to encrypt user data)
    PID:4241

Network

        MITRE ATT&CK Mobile v15

        Replay Monitor

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        Downloads

        androidx.work.workdb

        • Path /data/data/com.kexomuzuvudifo.gazaka/no_backup/androidx.work.workdb
        • Size 4KB
        • SHA256 0a8ffb6b327963558716e87db8946016d143e39f895fa1b43e95ba7032ce2514
        • MD5 SHA1 SHA512

        androidx.work.workdb-journal

        • Path /data/data/com.kexomuzuvudifo.gazaka/no_backup/androidx.work.workdb-journal
        • Size 512B
        • SHA256 0d33b103768fa5aac0e732c580aa595b13be617012faebf32f2aa2b5981b7de4
        • MD5 SHA1 SHA512

        androidx.work.workdb-shm

        • Path /data/data/com.kexomuzuvudifo.gazaka/no_backup/androidx.work.workdb-shm
        • Size 32KB
        • SHA256 c35020473aed1b4642cd726cad727b63fff2824ad68cedd7ffb73c7cbd890479
        • MD5 SHA1 SHA512 SSDEEP

        androidx.work.workdb-wal

        • Path /data/data/com.kexomuzuvudifo.gazaka/no_backup/androidx.work.workdb-wal
        • Size 16KB
        • SHA256 2026e6bed6ddfb6cb4d8309bd22229f4b663df178473b539e1d31b2081993123
        • MD5 SHA1 SHA512 SSDEEP

        androidx.work.workdb-wal

        • Path /data/data/com.kexomuzuvudifo.gazaka/no_backup/androidx.work.workdb-wal
        • Size 108KB
        • SHA256 971728a6fd1c3ed037084ef66ae0060e4dd2688688eaf5c8322931a366b0e3c5
        • MD5 SHA1 SHA512 SSDEEP

        androidx.work.workdb-wal

        • Path /data/data/com.kexomuzuvudifo.gazaka/no_backup/androidx.work.workdb-wal
        • Size 173KB
        • SHA256 adbaca83af6ce8aedd26de5b851fd373cd7de045866e1a4ebdbd6968c8e808db
        • MD5 SHA1 SHA512 SSDEEP