Overview

overview

10

Static

static

6

437522cc99...ef.apk

android-9-x86

10

437522cc99...ef.apk

android-11-x64

10

Analysis

  • max time kernel
    178s
  • max time network
    131s
  • 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
    18-06-2024 22:28

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General

  • Target

    437522cc99720b41b64257eb6969a59594a2abf1311ae00afb87e9ceaf9d5def.apk

  • Size

    509KB

  • MD5

    e1b22476c0cedcdafd2c6cbc00628df4

  • SHA1

    2959d64ba45cb896a389203b7bbc241d4f11941b

  • SHA256

    437522cc99720b41b64257eb6969a59594a2abf1311ae00afb87e9ceaf9d5def

  • SHA512

    e262bf147ce3675f27ecab28a4c8029661d60d49308471d9614617b1d9fee7c5cd70764f95f8d4b204c54e56f355e2252b922fa9e545d8979aabf95db74d18a2

  • SSDEEP

    12288:T+YUjEhrJHIbXkGcAonp5NtLuHqQHBYnY:yaMUGcAon3/LuKQhYnY

Score
10/10
octobankercollectioncredential_accessdiscoveryevasionimpactinfostealerpersistenceratstealthtrojan

Malware Config

Extracted

Family

octo

C2

https://biricruelidurdursunn.com/YzRmZmJjZTg1ZmVj/

https://gurcistancruell33.com/YzRmZmJjZTg1ZmVj/

https://cruelveblack32.com/YzRmZmJjZTg1ZmVj/

https://cruelgurcistandaaaa42.com/YzRmZmJjZTg1ZmVj/

https://lalagkcvagurcuuuu.com/YzRmZmJjZTg1ZmVj/

https://biricruelidurdursunloo.com/YzRmZmJjZTg1ZmVj/
AES_key

Signatures

  • Octo

    Octo is a banking malware with remote access capabilities first seen in April 2022.

    bankertrojaninfostealerratocto
  • Octo payload 1 IoCs
  • Removes its main activity from the application launcher 1 TTPs 1 IoCs
    stealthtrojanevasion
  • Loads dropped Dex/Jar 1 TTPs 2 IoCs

    Runs executable file dropped to the device during analysis.

    evasion
  • Makes use of the framework's Accessibility service 4 TTPs 2 IoCs

    Retrieves information displayed on the phone screen using AccessibilityService.

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

    evasionpersistence
  • Performs UI accessibility actions on behalf of the user 1 TTPs 4 IoCs

    Application may abuse the accessibility service to prevent their removal.

    evasion
  • Queries the mobile country code (MCC) 1 TTPs 1 IoCs
    discovery
  • Queries the unique device ID (IMEI, MEID, IMSI) 1 TTPs
    discovery
  • Reads information about phone network operator. 1 TTPs
    discovery
  • Requests accessing notifications (often used to intercept notifications before users become aware). 1 TTPs 1 IoCs
    collectioncredential_access
  • Requests disabling of battery optimizations (often used to enable hiding in the background). 1 TTPs 1 IoCs
    evasion
  • Requests modifying system settings. 1 IoCs
    evasion
  • Registers a broadcast receiver at runtime (usually for listening for system events) 1 TTPs 1 IoCs
    persistence
  • Uses Crypto APIs (Might try to encrypt user data) 1 TTPs 1 IoCs
    impact

Processes

  • com.hourthrough4
    1⤵
    • Removes its main activity from the application launcher
    • Loads dropped Dex/Jar
    • Makes use of the framework's Accessibility service
    • Acquires the wake lock
    • Makes use of the framework's foreground persistence service
    • Performs UI accessibility actions on behalf of the user
    • Queries the mobile country code (MCC)
    • Requests accessing notifications (often used to intercept notifications before users become aware).
    • Requests disabling of battery optimizations (often used to enable hiding in the background).
    • Requests modifying system settings.
    • Registers a broadcast receiver at runtime (usually for listening for system events)
    • Uses Crypto APIs (Might try to encrypt user data)
    PID:4266

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • /data/data/com.hourthrough4/cache/hrpahadvinj
    Filesize

    448KB

    MD5

    0a7dadac805e32ee652d5ba663591582

    SHA1

    9ea416f331e8aed61921942e6392966a9648e5ad

    SHA256

    55a2ad260566dd90d70e60fe8898d4805a9b5d8ef9815f51469f4947ac332fcd

    SHA512

    185d7f2d23a54f192f046364098de8bf90f1874bb9513609580fe1170dd9af44879d11f4e0595ead113ba92cbfab4cb2417d2fc27c827c850c708feef3e75a6f

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  • /data/data/com.hourthrough4/cache/oat/hrpahadvinj.cur.prof
    Filesize

    514B

    MD5

    01509e920e02b58b91d92dd74c9c1d07

    SHA1

    1a77a02a3ea66acdb106991a295a7718f937a93d

    SHA256

    091e2eec7e875e80a844ff2d64eab7cae6eeac0694ace891a4d96c72f2d1d209

    SHA512

    448b9d292b4b6ee17b096f95055efec9c1b48b503bbd8a30b9beb09cd123862b5d37a5b8ecd127b280c63ee9bf797ed6178746259bd2e98ae8c0340edf5d1af9

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