Analysis

  • max time kernel
    179s
  • max time network
    184s
  • platform
    android_x86
  • resource
    android-x86-arm-20240611.1-en
  • resource tags

    androidarch:armarch:x86image:android-x86-arm-20240611.1-enlocale:en-usos:android-9-x86system
  • submitted
    20-06-2024 00:12

General

  • Target

    55585048ce4d96121f04fe20dba79a767e2f1e413c9607d7a587b40023224d51.apk

  • Size

    412KB

  • MD5

    7f118527eb512146e9ed61c09f7143d8

  • SHA1

    ea770a170cee5e983293dc0669b36323c08d9311

  • SHA256

    55585048ce4d96121f04fe20dba79a767e2f1e413c9607d7a587b40023224d51

  • SHA512

    78ad89c64f3459d1a2268e6c949bceccb4c58e10d45422cd8591786b86df1e591d185d3c39a64c1449733c281a6a66d515d9f2a1ce453b46d10137bfa1dc9f88

  • SSDEEP

    12288:O7RlScl3evk6OR7jwflvqn+OaIKJOuGKtG:Izlj60s9ZhIGr3G

Malware Config

Extracted

Family

xloader_apk

C2

http://91.204.227.50:28899

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
  • Removes its main activity from the application launcher 1 TTPs 1 IoCs
  • Loads dropped Dex/Jar 1 TTPs 4 IoCs

    Runs executable file dropped to the device during analysis.

  • Queries a list of all the installed applications on the device (Might be used in an attempt to overlay legitimate apps) 1 TTPs
  • 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
  • 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.

  • Reads information about phone network operator. 1 TTPs
  • Requests disabling of battery optimizations (often used to enable hiding in the background). 1 TTPs 1 IoCs
  • Registers a broadcast receiver at runtime (usually for listening for system events) 1 TTPs 1 IoCs
  • Uses Crypto APIs (Might try to encrypt user data) 1 TTPs 1 IoCs
  • Checks CPU information 2 TTPs 1 IoCs

Processes

  • tlcrbem.nxworhsae.refrhk
    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 content of the MMS message.
    • Acquires the wake lock
    • Makes use of the framework's foreground persistence service
    • Requests disabling of battery optimizations (often used to enable hiding in the background).
    • Registers a broadcast receiver at runtime (usually for listening for system events)
    • Uses Crypto APIs (Might try to encrypt user data)
    • Checks CPU information
    PID:4188

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • /data/data/tlcrbem.nxworhsae.refrhk/app_picture/1.jpg
    Filesize

    168KB

    MD5

    f6da10afeddbcdf4f99fca394719acb8

    SHA1

    f460dd6ef895e0859ed463001b9c0e5c223dce1e

    SHA256

    204742070fc221643aea06e8363998a67f9d76ea864c435eee4e91630f65aabe

    SHA512

    8153f486d6d5a78ff793247115234b1096a8dd3a04ab3f0f4a42aa182173517c704706b1294ee2a57378e779c2f60feb991c62a64b98c16722b96efd62fb8b75

  • /data/data/tlcrbem.nxworhsae.refrhk/files/b
    Filesize

    446KB

    MD5

    4f4569db9ddb90b5f60c424621cf3a72

    SHA1

    63c79e63187921b33d30c66de3e791e3f51d746e

    SHA256

    18c14954e985db1a807189513a739c2ccb9ad37bba6cc9f8a61f0c42edffda4c

    SHA512

    cf1c150f19ccc58441ac38060fe80961bbc9ea575a69c4437bd04be7555b92a3422490a4358f720450492edf5780d3d76eed4e02493c184bb3f13a8ab5ec4929

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

    36B

    MD5

    f5371c38ff531fca8d269e9c50f47328

    SHA1

    09ee638ed1949a822e570ae19ee60809edfbeee3

    SHA256

    48e432257d1234dcc22a4f187b44fbe9b21766f2c8d818362a59355b6cc393ca

    SHA512

    232ba6c0fbf7c35dab31f8389fbfba45a515500985bfde874e344cc53ee70839f2f2583ab21e83286e45975295381ed1c112706fe6ed845e6b1847a46e2d0eb2