Analysis

  • max time kernel
    2881294s
  • max time network
    158s
  • platform
    android_x64
  • resource
    android-x64-20231215-en
  • resource tags

    androidarch:x64arch:x86image:android-x64-20231215-enlocale:en-usos:android-10-x64system
  • submitted
    23-12-2023 12:36

General

  • Target

    139fca7c979e272ff720feffcaf686aeb1dd25a6347d34bbaa443031982d5f3e.apk

  • Size

    6.8MB

  • MD5

    77c1fcc802753a77f042dc14863f9900

  • SHA1

    c56ec9ceafb44300acecaaf3a3049b64631ccd8f

  • SHA256

    139fca7c979e272ff720feffcaf686aeb1dd25a6347d34bbaa443031982d5f3e

  • SHA512

    0cf7d1e7c967210d027e1a945d2802e3baa458ca4cc77b3a1022890c005b627018cda5a226bf7185e742564707dff26503150d6c7faa935b60cdfb68141d4a81

  • SSDEEP

    196608:A4YwqLsFVxbrKc6dIAmgzMDNUPJ+TIV0C2B40B:0wqemxGA5MDNUP4MTk40B

Malware Config

Signatures

  • FluBot

    FluBot is an android banking trojan that uses overlays.

  • FluBot payload 1 IoCs
  • Makes use of the framework's Accessibility service 1 IoCs

    Retrieves information displayed on the phone screen using AccessibilityService.

  • Loads dropped Dex/Jar 2 IoCs

    Runs executable file dropped to the device during analysis.

  • Creates a large amount of network flows 1 TTPs

    This may indicate a network scan to discover remotely running services.

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

Processes

  • com.tencent.mobileqq
    1⤵
    • Makes use of the framework's Accessibility service
    • Loads dropped Dex/Jar
    • Uses Crypto APIs (Might try to encrypt user data)
    PID:4913

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • /data/data/com.tencent.mobileqq/app_DynamicOptDex/oat/rib.json.cur.prof

    Filesize

    2KB

    MD5

    dceca7af4570b5b916c62b6897d44296

    SHA1

    7bfc6a89e174e59e3f91f9dd99414ed27b772682

    SHA256

    c54cc2a82fbd5b444a70b465aed6442248a36834fb74218dad038c410d3106ce

    SHA512

    4ae3490fd2f4576d4d0a8a5808cfc560460d52cfde6f97679ab037da1f6a03de8595d95ae646f169582199f60b63c2646fa3fc59a2e1fb14247c619f0d94dfc8

  • /data/data/com.tencent.mobileqq/app_DynamicOptDex/rib.json

    Filesize

    3.1MB

    MD5

    048750ccea4e8472fdf66699916362fe

    SHA1

    4d9aed1259a2baecd95556a45cb922d68068b7e2

    SHA256

    8a7842ec65a1c14d3ecef7d0592542d532d0c018c28c0a5d14c82ab047615ad3

    SHA512

    4cbd447b17cd06205c8bc166a2ed201ee7d434bc74cf7d42170a9e6a05d706704321b3845ab4e8d22ae95f3279cd8d65f20d1f8b9403fc23932953b13b5ff636

  • /data/data/com.tencent.mobileqq/app_DynamicOptDex/rib.json

    Filesize

    3.1MB

    MD5

    9ad1a7c23a995877e63fc07849e6ce91

    SHA1

    27745c40b203282cdbdf80ec62883cafec45b5d8

    SHA256

    967edfd07f7757b4d723198ad5daf2080d4f942a6d21c2159a90a22f1421d296

    SHA512

    e229cd318ee8a2a1cb0ca6b88270a7e8870d84ba9a267679fb739ba4b861a0777c960490e8fab616c9da1e6b4a6c83fab77fa5199f88f47d3df0e7f65f5e81c6