Analysis

  • max time kernel
    148s
  • max time network
    153s
  • platform
    android-10_x64
  • resource
    android-x64-20240910-en
  • resource tags

    arch:x64arch:x86image:android-x64-20240910-enlocale:en-usos:android-10-x64system
  • submitted
    05/11/2024, 22:00

General

  • Target
    4c3b45f4d7b3e5a087c88971617d386463f43f9299dfa4c333b99b7f6cbfe16f.apk
  • Size 3.6MB
  • Sample241105-1wp6qsynet
  • SHA256 4c3b45f4d7b3e5a087c88971617d386463f43f9299dfa4c333b99b7f6cbfe16f
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • ermac

C2
  • http://154.216.17.184

AES_key

Extracted

Family
  • hook

C2
  • http://154.216.17.184

AES_key

Signatures

  • Ermac

    An Android banking trojan first seen in July 2021.

  • Ermac family
  • Ermac2 payload 1 IoCs
  • Hook

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

  • Hook family
  • Loads dropped Dex/Jar 1 TTPs 1 IoCs

    Runs executable file dropped to the device during analysis.

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

    Retrieves information displayed on the phone screen using AccessibilityService.

  • Obtains sensitive information copied to the device clipboard 2 TTPs 1 IoCs

    Application may abuse the framework's APIs to obtain sensitive information copied to the device clipboard.

  • Queries a list of all the installed applications on the device (Might be used in an attempt to overlay legitimate apps) 1 TTPs
  • 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 the phone number (MSISDN for GSM devices) 1 TTPs
  • Acquires the wake lock 1 IoCs
  • 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.

  • Performs UI accessibility actions on behalf of the user 1 TTPs 5 IoCs

    Application may abuse the accessibility service to prevent their removal.

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

Processes

  • com.dehodigipuhixoyi.mafuko
    1⤵
    • Loads dropped Dex/Jar
    • Makes use of the framework's Accessibility service
    • Obtains sensitive information copied to the device clipboard
    • Queries information about running processes on the device
    • Acquires the wake lock
    • Makes use of the framework's foreground persistence service
    • Performs UI accessibility actions on behalf of the user
    • 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)
    • Schedules tasks to execute at a specified time
    • Uses Crypto APIs (Might try to encrypt user data)
    • Checks CPU information
    • Checks memory information
    PID:5265

Network

        MITRE ATT&CK Mobile v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        uXpn.json.cur.prof

        • Path /data/data/com.dehodigipuhixoyi.mafuko/app_shallow/oat/uXpn.json.cur.prof
        • Size 3KB
        • SHA256 f711ff40d292944c79eb03ae94427b3edf67aa2707b8067276ea9b57ef6e7e16
        • MD5 SHA1 SHA512

        uXpn.json

        • Path /data/data/com.dehodigipuhixoyi.mafuko/app_shallow/uXpn.json
        • Size 735KB
        • SHA256 aa93450dd3954f8416d486afac26396afbb8d35c9126039113526b878265d51d
        • MD5 SHA1 SHA512 SSDEEP

        uXpn.json

        • Path /data/data/com.dehodigipuhixoyi.mafuko/app_shallow/uXpn.json
        • Size 735KB
        • SHA256 c0e433e2758699f5d93d77e1100d010d0881910fdce84a49e54cbe4eee63df46
        • MD5 SHA1 SHA512 SSDEEP

        androidx.work.workdb

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

        androidx.work.workdb-journal

        • Path /data/data/com.dehodigipuhixoyi.mafuko/no_backup/androidx.work.workdb-journal
        • Size 512B
        • SHA256 6b8ba7e07163623b896bc68e1d67f54b0e8a06a33a84e6fd8f2a7d45574600b6
        • MD5 SHA1 SHA512

        androidx.work.workdb-shm

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

        androidx.work.workdb-wal

        • Path /data/data/com.dehodigipuhixoyi.mafuko/no_backup/androidx.work.workdb-wal
        • Size 16KB
        • SHA256 5cb1a6f1258446cdd381fd671328cd66a0fb202ef24a816a9b029d9257a628ef
        • MD5 SHA1 SHA512 SSDEEP

        androidx.work.workdb-wal

        • Path /data/data/com.dehodigipuhixoyi.mafuko/no_backup/androidx.work.workdb-wal
        • Size 108KB
        • SHA256 ca80c1c609051f7a5be318fc55f2c133e45c1652df2df3a941bc4acd611499f9
        • MD5 SHA1 SHA512 SSDEEP

        androidx.work.workdb-wal

        • Path /data/data/com.dehodigipuhixoyi.mafuko/no_backup/androidx.work.workdb-wal
        • Size 173KB
        • SHA256 f68ef589d630eee5d0122e569be4fc2fef28c725cca92283537d7da75b644141
        • MD5 SHA1 SHA512 SSDEEP

        uXpn.json

        • Path /data/user/0/com.dehodigipuhixoyi.mafuko/app_shallow/uXpn.json
        • Size 1.7MB
        • SHA256 c739b10d939339f610e508362fd6be9219b7e7502350a5641fac32312d61744c
        • MD5 SHA1 SHA512 SSDEEP