Analysis

  • max time kernel
    40s
  • max time network
    133s
  • 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

    abc9cb34c9612f3137016d1af7f502a992f19079b313efa60c47443104f209cf.apk

  • Size

    509KB

  • MD5

    27949233349bef7ed3dc5d35c5287880

  • SHA1

    801e1b858ddb779ff6eedeb6e8008ddfc049dc49

  • SHA256

    abc9cb34c9612f3137016d1af7f502a992f19079b313efa60c47443104f209cf

  • SHA512

    18889d6d8ec0259daa3274e2c7c73fe2a5b9c1239df1eb341d6f2935c74af1e48cf5bb32fb41c94edaf09b62d03b1dcc1729dc0e812ff6688bda0b13b088f8d4

  • SSDEEP

    12288:Zp3MYTMVdTtFTHwH2AO2SpT/Yv69ciDIsmnL:bcYTMVZt1H92SPSisXnL

Malware Config

Extracted

Family

octo

C2

https://kozanhackerr.net/N2MyMzExNGVhYjNj/

https://kozandelimisin.com/N2MyMzExNGVhYjNj/

https://kozanaseviyor.net/N2MyMzExNGVhYjNj/

https://kozansinyalcimisinla.com/N2MyMzExNGVhYjNj/

https://kozanhacibaba.net/N2MyMzExNGVhYjNj/

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
  • 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.helpsmallgfq
    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:4198

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • /data/data/com.helpsmallgfq/cache/vweuds
    Filesize

    449KB

    MD5

    f4d86c3c79bdbfbfdb16b4d9ec60b04e

    SHA1

    40193068b538b85639e8b56459533a24fdd5c0fe

    SHA256

    c9eb4073fb69f66133fa87e92d61217db74aa2bf0bc74a5c623060568b4e38aa

    SHA512

    e9528dc9beae7c977378b610a1c02345516c3f5b48fc00c6393acf56e9154ad94b95e36bb095f17804d2b090ff796731baaa5effa994b079e7934b5e02abf896