Overview

overview

10

Static

static

6

a1a7346dd8...dc.apk

android-9-x86

10

a1a7346dd8...dc.apk

android-13-x64

10

Analysis

  • max time kernel
    179s
  • max time network
    186s
  • platform
    android_x64
  • resource
    android-33-x64-arm64-20240624-en
  • resource tags

    androidarch:arm64arch:x64image:android-33-x64-arm64-20240624-enlocale:en-usos:android-13-x64system
  • submitted
    24/06/2024, 22:00

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General

  • Target
    a1a7346dd8143987d27234d37f514db05b6b64735cdb1d230a55758aecd763dc.apk
  • Size 509KB
  • Sample240624-1wn9fatfrd
  • SHA256 a1a7346dd8143987d27234d37f514db05b6b64735cdb1d230a55758aecd763dc
  • 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 1 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 2 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.twolike56
    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:4336

Network

        MITRE ATT&CK Mobile v15

        Replay Monitor

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        Downloads

        qbachlfcpp.cur.prof
        • Path /data/data/com.twolike56/cache/oat/qbachlfcpp.cur.prof
        • Size 361B
        • SHA256 6ac8319de1c124d8b604d7b1828fa89eee844c516e9702970f7f32bf83202ce7
        • MD5 SHA1 SHA512
        Submit Download

        qbachlfcpp
        • Path /data/data/com.twolike56/cache/qbachlfcpp
        • Size 448KB
        • SHA256 fb71d06fd02fc96c2c2b4934883754553a2102eba857a023d19cbaff4620d61e
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download