Resubmissions

03-05-2024 05:43

240503-geyxrsaf32 10

25-04-2024 22:01

240425-1xb1haff9v 10

Analysis

  • max time kernel
    147s
  • max time network
    147s
  • platform
    android_x86
  • resource
    android-x86-arm-20240221-en
  • resource tags

    androidarch:armarch:x86image:android-x86-arm-20240221-enlocale:en-usos:android-9-x86system
  • submitted
    03-05-2024 05:43

General

  • Target

    e862c84af8803294b1e643dfb44addf23b2b53b8c244cf94c5d51c8fa5e24c40.apk

  • Size

    541KB

  • MD5

    28e2484845cf97b42b5edbcffaf17974

  • SHA1

    0d3db50f2f872982bf28df12c372516906682969

  • SHA256

    e862c84af8803294b1e643dfb44addf23b2b53b8c244cf94c5d51c8fa5e24c40

  • SHA512

    49346e97f59c6713f43ac5d7fcb90a5a763c26a01efa2854ee7acce4dc76dd45d3cbf16d1cf74579a5053eed3763d4395f54f04abb99a19534fc74dfeb28abf5

  • SSDEEP

    12288:jCSFFN5BcjnK9LoNLhE0+nBZfNYyDgPzXbCmqJUySXUlPwKheNNnR:jzFuK9ELhEXZYycPbbClSXUOK0rnR

Malware Config

Extracted

Family

octo

C2

https://33moneycshlazim33.shop/MmExODA3MDAzZjA5/

https://moneycsasfasfh.shop/MmExODA3MDAzZjA5/

https://moneymaskalandd.shop/MmExODA3MDAzZjA5/

https://moneycsffhgm7.shop/MmExODA3MDAzZjA5/

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

Processes

  • com.broughtusfi
    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).
    • 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:4285

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • /data/data/com.broughtusfi/cache/esshglmxtck
    Filesize

    450KB

    MD5

    96cc41d8ac4dfd0dfd302772b1e6160e

    SHA1

    f7600b2fc002b90290b692240558a6cf5a030551

    SHA256

    f2c549f4f82fb00d8852c5aaeb6ad71e873548730592ab64f6ee6edaa379de49

    SHA512

    35fe6a4e2ced3d5df096c6b3aea54df305f0c4758b7c514d3743a98b092976dfe2feaa4edbf369209f83ca6990a068c5550d014ed7070b669576df596da0712a

  • /data/data/com.broughtusfi/cache/oat/esshglmxtck.cur.prof
    Filesize

    511B

    MD5

    94e2f40950f63ce4687429c04a5d56c8

    SHA1

    458b5cd984e2d66428fd67c64adb92d27d06537a

    SHA256

    feb159e54a159268cf05736932ecc22facc47dc743137bd9bf0c0a566e2de9b3

    SHA512

    17a54a93d25b6e9a4ea8ed60e9e7dbc27220e8cc64c24681e131ad98506d65f1dac23ccdb8736400a3fcb547c7d1a4eff2804b5d8084637ad201d0760e5a05de