Analysis

  • max time kernel
    45s
  • max time network
    177s
  • 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
    23-08-2024 22:01

General

  • Target

    0ff93c30d5200c94790dd6ce74f87294345fdc95f18fa263f9338e1006bdd982.apk

  • Size

    509KB

  • MD5

    ae13506d0d2073febb7e878c224b85cb

  • SHA1

    09d1ff267f5fe2a882a67fe6a1f1d94a59ce7732

  • SHA256

    0ff93c30d5200c94790dd6ce74f87294345fdc95f18fa263f9338e1006bdd982

  • SHA512

    b67a2f780858331168b6e9c0fe9ce652cabb267366a70fa3d1a9dfe99399879abb18a0a0d5759ae4ecdf4067d4df42626d1c32b56faf10f60a81d2f68b3d2103

  • SSDEEP

    12288:74sqMbolcVbdOXKiQxveAPpa5Ig3/P8K+25X4IiTUlxpYnO:5lolc2K7le8pa5/csX4IikbYnO

Malware Config

Extracted

Family

octo

C2

https://nabertglalfa.com/YmJhM2M5ZjYyODY5/

https://hasbelgar56142.com/YmJhM2M5ZjYyODY5/

https://belkemigi6525.com/YmJhM2M5ZjYyODY5/

https://kemikadam252.com/YmJhM2M5ZjYyODY5/

https://parlementsigara651.com/YmJhM2M5ZjYyODY5/

https://selamcanm6142.com/YmJhM2M5ZjYyODY5/

rc4.plain

Extracted

Family

octo

C2

https://nabertglalfa.com/YmJhM2M5ZjYyODY5/

https://hasbelgar56142.com/YmJhM2M5ZjYyODY5/

https://belkemigi6525.com/YmJhM2M5ZjYyODY5/

https://kemikadam252.com/YmJhM2M5ZjYyODY5/

https://parlementsigara651.com/YmJhM2M5ZjYyODY5/

https://selamcanm6142.com/YmJhM2M5ZjYyODY5/

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 4 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

Processes

  • com.dotalkgmgn
    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:4256

Network

MITRE ATT&CK Mobile v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • /data/data/com.dotalkgmgn/cache/btfoiwqptvnrgst

    Filesize

    448KB

    MD5

    f606772ca698ed76e9067ed5f10e6ae8

    SHA1

    19d7b678aa61f2a12bc61611eabb6861e26c2ea7

    SHA256

    8a7452cac6a59c9f8c90482bb6c89825793b173c76d9f83fd4b2be21111e22aa

    SHA512

    86876ca164b724bb20bff8ab69555a0c0a579e94e52bcb1106178450ba9fc72ddf97da3e1522616c935f5ddd3d83492832aa21a7a2b890b094e56bc3f52a1ace

  • /data/data/com.dotalkgmgn/cache/oat/btfoiwqptvnrgst.cur.prof

    Filesize

    473B

    MD5

    d446fbace7141cd2c1b8ec62ecf84bad

    SHA1

    330abdc531a7c8d2fe99b80b8dd2567ccdde28ae

    SHA256

    6b1195ec5783ae8f3261004ae15dd742b17879509cadc2b410615d7e8848b4ca

    SHA512

    86ab822ff2b05d12bef871079d5510e754ff80c58ce3e17012baba045820eb070bc4b0034508e2ab170d904a7bfb4fae57a4dd073484d12fe122e19f3c71111e