Overview

overview

10

Static

static

6

786c539a57...0f.apk

android-9-x86

10

786c539a57...0f.apk

android-11-x64

10

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

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General

  • Target
    786c539a57b1e9e33ce06da7092ef6cba3d0779601506e7ad95287e9516f0a0f.apk
  • Size 509KB
  • Sample240623-225n2szhkj
  • SHA256 786c539a57b1e9e33ce06da7092ef6cba3d0779601506e7ad95287e9516f0a0f
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
octobankercollectioncredential_accessdiscoveryevasionimpactinfostealerpersistencerattrojan

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.

    bankertrojaninfostealerratocto
  • Octo payload 1 IoCs
  • Loads dropped Dex/Jar 1 TTPs 2 IoCs

    Runs executable file dropped to the device during analysis.

    evasion
  • Makes use of the framework's Accessibility service 4 TTPs 2 IoCs

    Retrieves information displayed on the phone screen using AccessibilityService.

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

    evasionpersistence
  • Performs UI accessibility actions on behalf of the user 1 TTPs 4 IoCs

    Application may abuse the accessibility service to prevent their removal.

    evasion
  • Queries the mobile country code (MCC) 1 TTPs 1 IoCs
    discovery
  • Reads information about phone network operator. 1 TTPs
    discovery
  • Requests accessing notifications (often used to intercept notifications before users become aware). 1 TTPs 1 IoCs
    collectioncredential_access
  • Requests disabling of battery optimizations (often used to enable hiding in the background). 1 TTPs 1 IoCs
    evasion
  • Requests modifying system settings. 1 IoCs
    evasion
  • Uses Crypto APIs (Might try to encrypt user data) 1 TTPs 1 IoCs
    impact

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 Mobile v15

        Replay Monitor

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        Downloads

        gocuxrhn
        • Path /data/data/com.wondersaw0/cache/gocuxrhn
        • Size 448KB
        • SHA256 fd3a3a18c8f3533ddcacd4e5c982a48b69eff999f513a39ef55ced444b467387
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        gocuxrhn.cur.prof
        • Path /data/data/com.wondersaw0/cache/oat/gocuxrhn.cur.prof
        • Size 302B
        • SHA256 8bb07a7995c6485dd8be0cfc863879f84277072e636a5050172b4ca08769e8cf
        • MD5 SHA1 SHA512
        Submit Download