Analysis

  • max time kernel
    177s
  • max time network
    186s
  • platform
    android_x64
  • resource
    android-x64-arm64-20240611.1-en
  • resource tags

    androidarch:armarch:arm64arch:x64arch:x86image:android-x64-arm64-20240611.1-enlocale:en-usos:android-11-x64system
  • submitted
    23-06-2024 23:05

General

  • Target

    786c539a57b1e9e33ce06da7092ef6cba3d0779601506e7ad95287e9516f0a0f.apk

  • Size

    509KB

  • MD5

    5967e8d04d673cce820499a6ca7bc1b5

  • SHA1

    422c512f4111db2ee5f47e57dddcf82edbe44046

  • SHA256

    786c539a57b1e9e33ce06da7092ef6cba3d0779601506e7ad95287e9516f0a0f

  • SHA512

    150ce8fac65e5cd3905ca2fe81215fefc809cf9293e49ad9aeafae0a58f40f819ee4e280739124c9b0c943709fba1c7ab3e5e98c09540a4249dabc24e2f0dbf4

  • SSDEEP

    12288:hk5CLWN9XNh85XHNFWlbNf/HfzH3KD4Oces69oA0NimlhWrJ:3Li9d2ElbNf3z4c6OicA

Malware Config

Extracted

Family

octo

C2

https://mamudoilekeyfyap.com/YzBlNzk4NmVlZDA0/

https://mamudoiledostadogru.com/YzBlNzk4NmVlZDA0/

https://sigaracokhojdur1.com/YzBlNzk4NmVlZDA0/

https://günde5paketsigaraiciyom1.com/YzBlNzk4NmVlZDA0/

https://dertlikaygisiz04.com/YzBlNzk4NmVlZDA0/

https://kaygisizamamutlu04.com/YzBlNzk4NmVlZDA0/

AES_key

Signatures

  • Octo

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

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

Processes

  • com.wondersaw0
    1⤵
    • 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.
    • Uses Crypto APIs (Might try to encrypt user data)
    PID:4597

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • /data/data/com.wondersaw0/cache/gocuxrhn
    Filesize

    448KB

    MD5

    c540f3a2a225f432fba1450f3f478dcd

    SHA1

    c4e114fce6f88cb7c2694ffb135fa12f789801a9

    SHA256

    fd3a3a18c8f3533ddcacd4e5c982a48b69eff999f513a39ef55ced444b467387

    SHA512

    e0ef9a4c9e659b645519eb50ebffc04ca0045288e65322a1be260f47218f220d6a50e697963e5caaa430ea5382ec8814f16edeb0ccbb40b37fc7d69237471ce0

  • /data/data/com.wondersaw0/cache/oat/gocuxrhn.cur.prof
    Filesize

    302B

    MD5

    ecfb6e4cf981db57f093fd2ac1621924

    SHA1

    ade6cf444323911e7a4ec5b115628695a5fa1aa0

    SHA256

    8bb07a7995c6485dd8be0cfc863879f84277072e636a5050172b4ca08769e8cf

    SHA512

    cd2242dedd1654048b86306c4b2548bcd8879a4b85c11df8990e5e01145853e4d6de9e703d45be7895861274a1ca83cf63a47701820b853031db61f8ac62f73b