Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    android-11_x64
  • resource
    android-x64-arm64-20240910-en
  • resource tags

    arch:armarch:arm64arch:x64arch:x86image:android-x64-arm64-20240910-enlocale:en-usos:android-11-x64system
  • submitted
    21/03/2025, 22:23

General

  • Target

    169f974250eb75877d59c6ec955b19a317bda4f79b0f48073cc470002eedd906.apk

  • Size

    306KB

  • MD5

    cc81df72f90973c9243f6176ee6de87c

  • SHA1

    69c881c70283aebab9bd0f4018a58f891d52cc1c

  • SHA256

    169f974250eb75877d59c6ec955b19a317bda4f79b0f48073cc470002eedd906

  • SHA512

    6e4985db0f5bf0e4b7c692b82b443c98209a315dbeacb5dd234d341f6fae9404e57f3e6601dc647c1606c490ad5ca1cff4b507c16fe819e38958725c3f16fe79

  • SSDEEP

    6144:14/7mp4CwavTzjm3xDAyHMQ9YzAzGVmxJifqk1bdSu1NNg93Ituuz:1+7mpr/Tz9yHMEYzAzGVmxJ2xbdzNNgc

Malware Config

Extracted

Family

xloader_apk

C2

http://1.171.162.250:33669/user_info_uploader

https://docs.google.com/document/d/1s0n64k12_r9MglT5m9lr63M5F3e-xRyaMeYP7rdOTrA/mobilebasic

Attributes
  • user_agent

    Mozilla/5.0 (Linux; Android 6.0; Nexus 5 Build/MRA58N) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/72.0.3626.121 Mobile Safari/537.36

    Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/72.0.3626.121 Safari/537.36

Extracted

Family

xloader_apk

C2

http://91.204.226.105:28856

DES_key

Signatures

Processes

  • wcdk.qz.qk
    1⤵
    • Checks if the Android device is rooted.
    • Removes its main activity from the application launcher
    • Loads dropped Dex/Jar
    • Queries account information for other applications stored on the device
    • Reads the contacts stored on the device.
    • Reads the content of the MMS message.
    • Acquires the wake lock
    • Makes use of the framework's foreground persistence service
    • Queries information about active data network
    • Queries information about the current Wi-Fi connection
    • Requests changing the default SMS application.
    • Uses Crypto APIs (Might try to encrypt user data)
    PID:4766

Network

MITRE ATT&CK Mobile v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • /data/user/0/wcdk.qz.qk/files/dex

    Filesize

    580KB

    MD5

    ed9219be2761d62f01f05dee71f02df3

    SHA1

    c2b904961f519a66052c04d444b34ef4c3f00e67

    SHA256

    b8f6a3769331039a5f2dc29eba3adc431a7b086d47ec579cd143da11f137f13d

    SHA512

    420dc0fa4e231a66fa5c26fbd7952f574aa24aec62ecdf387dd376e98dac93cbea493785d67a030bd6d6745b00c7f3b14b693f906124ee6438b6a227d682f8bd

  • /storage/emulated/0/.msg_device_id.txt

    Filesize

    36B

    MD5

    6c0079bfce30e74ca5da8cfbf5784339

    SHA1

    d415fe389822ec10aa01a1cb9e301cdf16aa44ae

    SHA256

    fda718bb108fd72246aedf6148d3ca235d9a1d64dae82ba4f0bb09bcad93b389

    SHA512

    43cbb8be3e07478438b5f0aec2d8ed372bd0e16ed13855495b3ebf01d5cd9d7511a11629e2c8bc8f78bff258aae168be4b289f9aa80c7a05bbe679a2eda4b54a