Overview

overview

10

Static

static

6

b2042ca6d7...8c.apk

android-9-x86

10

b2042ca6d7...8c.apk

android-11-x64

10

Analysis

  • max time kernel
    148s
  • max time network
    153s
  • 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
    27-10-2024 22:00

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General

  • Target

    b2042ca6d7c581a46ef1fa638dda282abf17cff662a6c5e29e3b2c597a466d8c.apk

  • Size

    561KB

  • MD5

    56337e6f138564a747f748a69757535b

  • SHA1

    eb06a4dbaa1acd7f64c67163b7be51be0ed75e07

  • SHA256

    b2042ca6d7c581a46ef1fa638dda282abf17cff662a6c5e29e3b2c597a466d8c

  • SHA512

    84aa1fc7b767903b2bf920f30abc2249b7d7dfe95a56eb1a942137a779af9dfcdf2703169c9c854b454e4054f57566e3e13fb62946336bbe1faff91a268ee087

  • SSDEEP

    12288:ugRkURxvLxFnN8t+j+HXeR9C/eaTH3DvNCq86kd6Ttulodj1vWsoz2no:ugRkURxv1BWZ/eU5Hi0dj1u+no

Score
10/10
octobankercollectioncredential_accessdiscoveryevasionimpactinfostealerpersistenceratstealthtrojan

Malware Config

Extracted

Family

octo

C2

https://22pethsop332.com/MzQ1Yzk1ZGQ4ODY3/

https://32pethsop332.com/MzQ1Yzk1ZGQ4ODY3/

https://52pethsop332.com/MzQ1Yzk1ZGQ4ODY3/

https://66pethsop332.com/MzQ1Yzk1ZGQ4ODY3/

https://76pethsop332.com/MzQ1Yzk1ZGQ4ODY3/

https://86pethsop3532.com/MzQ1Yzk1ZGQ4ODY3/

https://766pethsop3232.com/MzQ1Yzk1ZGQ4ODY3/

https://756pethsop3312.com/MzQ1Yzk1ZGQ4ODY3/
rc4.plain

Extracted

Family

octo

C2

https://22pethsop332.com/MzQ1Yzk1ZGQ4ODY3/

https://32pethsop332.com/MzQ1Yzk1ZGQ4ODY3/

https://52pethsop332.com/MzQ1Yzk1ZGQ4ODY3/

https://66pethsop332.com/MzQ1Yzk1ZGQ4ODY3/

https://76pethsop332.com/MzQ1Yzk1ZGQ4ODY3/

https://86pethsop3532.com/MzQ1Yzk1ZGQ4ODY3/

https://766pethsop3232.com/MzQ1Yzk1ZGQ4ODY3/

https://756pethsop3312.com/MzQ1Yzk1ZGQ4ODY3/

https://3bb139030bc7238b33981d0595033c23.com/MzQ1Yzk1ZGQ4ODY3/

https://6bb1390306788b33981d0595033c23.com/MzQ1Yzk1ZGQ4ODY3/

https://4bb139030b74564533981d0595033c23.com/MzQ1Yzk1ZGQ4ODY3/

https://4bb1332453233981d0595033c23.com/MzQ1Yzk1ZGQ4ODY3/

https://4bb13903074567453981d0595033c23.com/MzQ1Yzk1ZGQ4ODY3/
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.fieldbroughttpz
    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:4302

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.fieldbroughttpz/cache/jsguxqpb
    Filesize

    449KB

    MD5

    958b2b04d7bb34b683957b24e661da80

    SHA1

    1e042b530ff3f6d95c8e2c4b5c800de3f3109887

    SHA256

    576f488e321be5f23a7bd9f17e4e3689100d9f9425d179fc6a4eff2748b618e7

    SHA512

    050540db41c224b45cb3075815e2b9ca3d163351f6a3c03f0b63b28273cf5a6e50497cb3e502b8b3f3c32650413d9b5e9f8329246b054dfcfbc7aad42546012a

    Download Submit

  • /data/data/com.fieldbroughttpz/cache/oat/jsguxqpb.cur.prof
    Filesize

    466B

    MD5

    d5da952e791fb2232db3b8edbc3fd49b

    SHA1

    556da380dfad4255b5c8f42886cd2d6b0b83f819

    SHA256

    5a2295f9b40414b24cc9bb028ae06af0f9121cb27ab3f5575f9f176ae99cec46

    SHA512

    692e5859f0415aae3272ab862cfb33c4e840ecd91be46ff9f11e8c299218feacab15d2dc5965e671e5bf8793731492da1e8eab43f0ccd59a421c865f70833f4e

    Download Submit