Overview

overview

10

Static

static

6

ed04228da0...90.apk

android-9-x86

10

ed04228da0...90.apk

android-10-x64

10

Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    android-9_x86
  • resource
    android-x86-arm-20240910-en
  • resource tags

    arch:armarch:x86image:android-x86-arm-20240910-enlocale:en-usos:android-9-x86system
  • submitted
    29-11-2024 22:02

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General

  • Target

    ed04228da0a650392b31cb1ec785cc3918f6d163a8058f5d3e2f592574efa690.apk

  • Size

    2.4MB

  • MD5

    83fea6ada8224945b47542bf54b38b6e

  • SHA1

    ea6d522ebbb6ab7e19675e823cb93bf0dab50d76

  • SHA256

    ed04228da0a650392b31cb1ec785cc3918f6d163a8058f5d3e2f592574efa690

  • SHA512

    61e11c3da3239304c1fa75b29beeeeeb85c0bb461535382c4f354ed5caabddf9fcee9b390f55113e4a4a96d5cb7f8687918f33ec735962610cc4b51c89e50032

  • SSDEEP

    49152:r7mR9g1dFoD+SmwQQGKIEU8n4tsCLO2TNuYekJhaHM:WYTFulLlGKTZvcLTEYek2s

Score
10/10
octobankercollectioncredential_accessdiscoveryevasionimpactinfostealerpersistenceratstealthtrojan

Malware Config

Extracted

Family

octo

C2

https://c9bebf541c17a229d921556d14a4ffd4.com/MWZjODg0YjhhMWVi/

https://64b6c9bebf541c17a229d921556d14a4ffd4.com/MWZjODg0YjhhMWVi/

https://74b6c9bebf541c17a229d921556d14a4ffd4.com/MWZjODg0YjhhMWVi/

https://89c9bebf541c17a229d921556d14a4ffd4.com/MWZjODg0YjhhMWVi/

https://94b6c9bebf541c17a229d921556d14a4ffd4.com/MWZjODg0YjhhMWVi/

https://94b641390330721556d14a4ffd4.com/MWZjODg0YjhhMWVi/

https://94b64c9b41c17a229d921556d14a4ffd4.com/MWZjODg0YjhhMWVi/
rc4.plain

Extracted

Family

octo

C2

https://c9bebf541c17a229d921556d14a4ffd4.com/MWZjODg0YjhhMWVi/

https://64b6c9bebf541c17a229d921556d14a4ffd4.com/MWZjODg0YjhhMWVi/

https://74b6c9bebf541c17a229d921556d14a4ffd4.com/MWZjODg0YjhhMWVi/

https://89c9bebf541c17a229d921556d14a4ffd4.com/MWZjODg0YjhhMWVi/

https://94b6c9bebf541c17a229d921556d14a4ffd4.com/MWZjODg0YjhhMWVi/

https://94b641390330721556d14a4ffd4.com/MWZjODg0YjhhMWVi/

https://94b64c9b41c17a229d921556d14a4ffd4.com/MWZjODg0YjhhMWVi/

https://84b6c9bebf541c17a229d921556d14a4ffd4.com/MWZjODg0YjhhMWVi/

https://04b6c9bebf541c17a229d921556d14a4ffd4.com/MWZjODg0YjhhMWVi/
AES_key

Signatures

  • Octo

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

    bankertrojaninfostealerratocto
  • Octo family
    octo
  • Octo payload 1 IoCs
  • Removes its main activity from the application launcher 1 TTPs 1 IoCs
    stealthtrojanevasion
  • 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
  • Queries the unique device ID (IMEI, MEID, IMSI) 1 TTPs
    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
  • Registers a broadcast receiver at runtime (usually for listening for system events) 1 TTPs 1 IoCs
    persistence
  • Uses Crypto APIs (Might try to encrypt user data) 1 TTPs 1 IoCs
    impact

Processes

  • com.woodcourse16
    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:4271

Network

MITRE ATT&CK Mobile v15

Initial Access

Execution

Persistence

Event Triggered Execution

1
T1624

Broadcast Receivers

1
T1624.001

Foreground Persistence

1
T1541

Privilege Escalation

Defense Evasion

Download New Code at Runtime

1
T1407

Foreground Persistence

1
T1541

Hide Artifacts

2
T1628

Suppress Application Icon

1
T1628.001

User Evasion

1
T1628.002

Impair Defenses

1
T1629

Prevent Application Removal

1
T1629.001

Input Injection

1
T1516

Credential Access

Access Notifications

1
T1517

Input Capture

2
T1417

GUI Input Capture

1
T1417.002

Keylogging

1
T1417.001

Discovery

Software Discovery

1
T1418

Security Software Discovery

1
T1418.001

System Network Configuration Discovery

4
T1422

Lateral Movement

Collection

Access Notifications

1
T1517

Input Capture

2
T1417

GUI Input Capture

1
T1417.002

Keylogging

1
T1417.001

Screen Capture

1
T1513

Command and Control

Exfiltration

Impact

Data Encrypted for Impact

1
T1471

Input Injection

1
T1516

Replay Monitor

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Downloads

  • /data/data/com.woodcourse16/cache/cytwusugcgn
    Filesize

    2.3MB

    MD5

    6bba2ffea1d32a35bbded59f0281aff4

    SHA1

    faf6f8867d73332d040c618262742bfefc351e57

    SHA256

    e8b1ed18b1a2c4c024f69297dcb9edc486f59fa595b3347cbbe945e3954b8ae0

    SHA512

    092c5656a51ab6e348924adc5143d7cacdc27ab9c8f273d04fed4ce74e966177a5f717a6ff5fb2c66cad525efefcc287051f4128cd49088be653ec85910717e0

    Download Submit

  • /data/data/com.woodcourse16/cache/oat/cytwusugcgn.cur.prof
    Filesize

    523B

    MD5

    378697e1f8d784eff97e9e75875e60d2

    SHA1

    4ef6b6862ec68065b739c5c1489320cad9e1da0b

    SHA256

    28049f58175adc85ce7163f569a68d4f54140ae1a8576da545bcd82951e33a86

    SHA512

    249849f697ccebdf1088a117b675942e7c3d6a7df2f2671ab9dd81b9a2cba22ae0cd2294dd4d11f46c9d8f6aa8900a1749602d5e85ac8075b43876f8f0743d5a

    Download Submit