Analysis

  • max time kernel
    63s
  • max time network
    66s
  • platform
    android_x86
  • resource
    android-x86-arm-20240624-en
  • resource tags

    androidarch:armarch:x86image:android-x86-arm-20240624-enlocale:en-usos:android-9-x86system
  • submitted
    10-07-2024 12:29

General

  • Target

    808414f3db4fca9182bbc9e3e7c562a0.apk

  • Size

    541KB

  • MD5

    808414f3db4fca9182bbc9e3e7c562a0

  • SHA1

    b40693a1a63793b56e355ba6c82d0331c2c8a65e

  • SHA256

    94d9a3428f6143a11bf674c1afdfef2dcf3ac4e62e109a2f1eb3a6647da45519

  • SHA512

    a371354c5198ed2f542788f3d09505c52511aa7a7b9497b9fe382a0d8c07febb54e86603ea3b41732bcf5b3cc0c804679f12f7274a45a79b58b82a474e490b12

  • SSDEEP

    12288:7NtSLlwmpUHPsOQk745tAG7LAITzew8s/0kp7obeAvQQ8R:zEeHzcLt7LAgr/0kp8qwU

Malware Config

Extracted

Family

octo

C2

https://79.110.62.118/YTFlMzViNjNiNWM3/

https://yamacfirarda22.xyz/YTFlMzViNjNiNWM3/

https://3yamacfirarda22.xyz/YTFlMzViNjNiNWM3/

https://5yam7acfirarda22.xyz/YTFlMzViNjNiNWM3/

https://5yam4acfirarda22.xyz/YTFlMzViNjNiNWM3/

https://5yam8acfirarda22.xyz/YTFlMzViNjNiNWM3/

https://5y3am4acfirarda22.xyz/YTFlMzViNjNiNWM3/

https://5ya5m8acfirarda22.xyz/YTFlMzViNjNiNWM3/

AES_key

Signatures

  • Octo

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

  • Octo payload 1 IoCs
  • Removes its main activity from the application launcher 1 TTPs 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 Accessibility service 4 TTPs 2 IoCs

    Retrieves information displayed on the phone screen using AccessibilityService.

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

  • Performs UI accessibility actions on behalf of the user 1 TTPs 5 IoCs

    Application may abuse the accessibility service to prevent their removal.

  • Queries the mobile country code (MCC) 1 TTPs 1 IoCs
  • Queries the unique device ID (IMEI, MEID, IMSI) 1 TTPs
  • Reads information about phone network operator. 1 TTPs
  • Requests accessing notifications (often used to intercept notifications before users become aware). 1 TTPs 1 IoCs
  • Requests disabling of battery optimizations (often used to enable hiding in the background). 1 TTPs 1 IoCs
  • Requests modifying system settings. 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
  • Checks memory information 2 TTPs 1 IoCs

Processes

  • com.laughschool0
    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)
    • Checks CPU information
    • Checks memory information
    PID:4219

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • /data/data/com.laughschool0/cache/gixypdv
    Filesize

    450KB

    MD5

    f9294b7e7c2537a1bc2c48cea85f4202

    SHA1

    0ecd38e90cc33356055b18b93fc1b1941285f6c6

    SHA256

    b48849f18e0a75946885a3d2a1b01f090509d4b80e0515c1a5dc1c3fdec5ac55

    SHA512

    3d146a04ae907123d9926b5a062fd01ab93b2fccbb4a0be4552dc2b4c7de76042e447ed92e3db9cb2db4069f78a00f6695c70f8f46d3ce5afafad90b0e83d1c4

  • /data/data/com.laughschool0/cache/oat/gixypdv.cur.prof
    Filesize

    474B

    MD5

    475e4de0a0cfaab0575cc35ac15477f4

    SHA1

    c79fa8bc7ed7e680233424ee804b5a9a803c4a8c

    SHA256

    825d95bc14b75d283e6135f06c4f178d88f233e283a8d4702b23588f4d73f237

    SHA512

    c32723d42a6bc4907c8f2d21689c08eca78d6e18d17ad1d23f1e8c6ce7c103de34e0344a218e17fe8a938b004a089a7bdefb6a48cddcb45ff1e9aa1193221abf

  • /data/data/com.laughschool0/kl.txt
    Filesize

    28B

    MD5

    6311c3fd15588bb5c126e6c28ff5fffe

    SHA1

    ce81d136fce31779f4dd62e20bdaf99c91e2fc57

    SHA256

    8b82f6032e29a2b5c96031a3630fb6173d12ff0295bc20bb21b877d08f0812d8

    SHA512

    2975fe2e94b6a8adc9cfc1a865ad113772b54572883a537b02a16dd2d029c0f7d9cca3b154fd849bdfe978e18b396bcf9fa6e67e7c61f92bdc089a29a9c355c6

  • /data/data/com.laughschool0/kl.txt
    Filesize

    58B

    MD5

    f61c7ebebb8df5e719df87913d099871

    SHA1

    4f351bfd65c15e10c34d09bf31b7f8892b94b3b8

    SHA256

    0234dd53828ab0d2900d8978b00c881c952089a3a9a46e9188dd5475d7bca5bf

    SHA512

    7eb8ac20400b0a713afc31d19b15df9d304743a4123b18c1a575a0e552033e2ed34c38eb7f09cf86ab587cbfd7ef88e58bff9b367350ebeef6c6dc79f8dc041c