Analysis

  • max time kernel
    51s
  • max time network
    142s
  • platform
    android_x86
  • resource
    android-x86-arm-20240506-en
  • resource tags

    androidarch:armarch:x86image:android-x86-arm-20240506-enlocale:en-usos:android-9-x86system
  • submitted
    09-05-2024 22:00

General

  • Target

    c4debd7a3c4d1f619095e41d6b4dfdcd93549e6bfc783b43da579d66f3def182.apk

  • Size

    509KB

  • MD5

    77b9c25a140c0c5820a5b5d7dc49ee7a

  • SHA1

    0f9a3b795a82f140ee7c790f2c2a568ef907ca0c

  • SHA256

    c4debd7a3c4d1f619095e41d6b4dfdcd93549e6bfc783b43da579d66f3def182

  • SHA512

    196151975635f4fc3446c0b82457c9bf64e59f00a8747737a05be12726af0d094894463a7acd7c6787917dce233be35c53a238182ad3d4ca062954bf9537e855

  • SSDEEP

    12288:VZBODnHCwK4CgkR3U7AEDkssW4aoRXvoTVAnN9q:bBODHCwK4gJsAEDRsW4aoRXvo+nq

Malware Config

Extracted

Family

octo

C2

https://moneyeuroland.net/MmI1M2ZiMGRmODEy/

https://moneyeuroland7.com/MmI1M2ZiMGRmODEy/

https://moneyeuroland.com/MmI1M2ZiMGRmODEy/

https://moneyeurolandcamp.net/MmI1M2ZiMGRmODEy/

https://2moneyeuroland.net/MmI1M2ZiMGRmODEy/

https://2moneyeuroland.com/MmI1M2ZiMGRmODEy/

https://3moneyeuroland.com/MmI1M2ZiMGRmODEy/

AES_key

Signatures

  • Octo

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

  • Octo payload 1 IoCs
  • Makes use of the framework's Accessibility service 4 TTPs 2 IoCs

    Retrieves information displayed on the phone screen using AccessibilityService.

  • Prevents application removal 1 TTPs 1 IoCs

    Application may abuse the framework's APIs to prevent removal.

  • Queries a list of all the installed applications on the device (Might be used in an attempt to overlay legitimate apps) 1 TTPs
  • Removes its main activity from the application launcher 1 TTPs 1 IoCs
  • Requests accessing notifications (often used to intercept notifications before users become aware). 1 TTPs 1 IoCs
  • Requests modifying system settings. 1 IoCs
  • Loads dropped Dex/Jar 1 TTPs 2 IoCs

    Runs executable file dropped to the device during analysis.

  • 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.

  • Queries the mobile country code (MCC) 1 TTPs 1 IoCs
  • Queries the phone number (MSISDN for GSM devices) 1 TTPs
  • Registers a broadcast receiver at runtime (usually for listening for system events) 1 TTPs 1 IoCs
  • Acquires the wake lock 1 IoCs
  • Queries the unique device ID (IMEI, MEID, IMSI) 1 TTPs
  • Requests disabling of battery optimizations (often used to enable hiding in the background). 1 TTPs 1 IoCs
  • Uses Crypto APIs (Might try to encrypt user data) 1 TTPs 1 IoCs

Processes

  • com.windfish66
    1⤵
    • Makes use of the framework's Accessibility service
    • Prevents application removal
    • Removes its main activity from the application launcher
    • Requests accessing notifications (often used to intercept notifications before users become aware).
    • Requests modifying system settings.
    • Loads dropped Dex/Jar
    • Makes use of the framework's foreground persistence service
    • Queries the mobile country code (MCC)
    • Registers a broadcast receiver at runtime (usually for listening for system events)
    • Acquires the wake lock
    • Requests disabling of battery optimizations (often used to enable hiding in the background).
    • Uses Crypto APIs (Might try to encrypt user data)
    PID:4292

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • /data/data/com.windfish66/cache/nuxocspjui
    Filesize

    449KB

    MD5

    97c973f4025b530fd7fd704256481506

    SHA1

    e87f3bf623b300a7c89a930b0bd3202a494dd0bc

    SHA256

    ddd27cf70b52bc0b1c04f092aae5d515a496be00a074c224084a55de44683483

    SHA512

    616105547064b5ec68341fd0cafc9ca18f69a4e95c602049bff14d4a8a8f4d45d0eb983d2c7979e91d8c014b7fab535bf5babccad9e9428c909dfb2dd24ddbed

  • /data/data/com.windfish66/cache/oat/nuxocspjui.cur.prof
    Filesize

    464B

    MD5

    00f792e8de0da01adb7a8220ac15587d

    SHA1

    ccb6ee7817076f3e7e43c47aee44cc4b540aba92

    SHA256

    d6ff54270c762d4e570c9911b56d9d2f804c713618d57625e3b5efbebda2ffc3

    SHA512

    8e0ad302d3deea39c2039f6fa16906af3e897651eaee0e058738f8ea0729b777227a5656ff8cb12b21b9ba1ab5163c6a0ed7a0af62322011164aa4cdb69f2e69