Overview

overview

10

Static

static

6

4ca15aab73...55.apk

android-9-x86

10

4ca15aab73...55.apk

android-13-x64

10

Analysis

  • max time kernel
    145s
  • max time network
    151s
  • platform
    android_x86
  • resource
    android-x86-arm-20240624-en
  • resource tags

    androidarch:armarch:x86image:android-x86-arm-20240624-enlocale:en-usos:android-9-x86system
  • submitted
    27-10-2024 22:00

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General

  • Target

    4ca15aab73477aab1ff7bcf96bbd31e8ad85b09047190982ddab0b7bd121a555.apk

  • Size

    561KB

  • MD5

    036e657ca5dc6ec9e0d7483dc3f9655c

  • SHA1

    e5d9bd3455bf44d0b9827efd99c61813a2edfeaf

  • SHA256

    4ca15aab73477aab1ff7bcf96bbd31e8ad85b09047190982ddab0b7bd121a555

  • SHA512

    c4c03321468ef248b1e7e73c892b95466b8d98aad0efa50f8e4007376cf665e43e92d23bb116649464cc8a833e3081e138db4d7ef3d083fb84bfd2935bc34545

  • SSDEEP

    12288:7qyKUCI99vROLDtq7b9L9O3aCm7Flpi5Cjrfr9649xH5SvziLaDU7c:7tKUCILvROLJCt9O3ZmJlUGrT9TxoiLq

Score
10/10
octobankercollectioncredential_accessdiscoveryevasionimpactinfostealerpersistenceratstealthtrojan

Malware Config

Extracted

Family

octo

C2

https://5pethsop332.com/MzQ1Yzk1ZGQ4ODY3/

https://6pethsop332.com/MzQ1Yzk1ZGQ4ODY3/

https://22pethsop332.com/MzQ1Yzk1ZGQ4ODY3/

https://32pethsop332.com/MzQ1Yzk1ZGQ4ODY3/

https://52pethsop332.com/MzQ1Yzk1ZGQ4ODY3/
rc4.plain

Extracted

Family

octo

C2

https://5pethsop332.com/MzQ1Yzk1ZGQ4ODY3/

https://6pethsop332.com/MzQ1Yzk1ZGQ4ODY3/

https://22pethsop332.com/MzQ1Yzk1ZGQ4ODY3/

https://32pethsop332.com/MzQ1Yzk1ZGQ4ODY3/

https://52pethsop332.com/MzQ1Yzk1ZGQ4ODY3/

https://66pethsop332.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.streetclassmng
    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:4266

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.streetclassmng/cache/goahquq
    Filesize

    449KB

    MD5

    3e8451397c2ecb666469738513ea3f63

    SHA1

    891a448cdb6e0c2d629ae282f64567ab89d146aa

    SHA256

    95ee27f6721e1a1d7133545bcdfe8a6a03d79ed66feab3f0588f6c76e440fcaa

    SHA512

    7c027d710308584104fbb71dddd23f4b77e05764da63a1c7ef85e1e2ebb2b35fac1a1964f6f8275d1600b49901ef7780480ec8e1831c132f57a34277707b610e

    Download Submit

  • /data/data/com.streetclassmng/cache/oat/goahquq.cur.prof
    Filesize

    490B

    MD5

    74fccb858efe1505775c4e588e846e76

    SHA1

    f68d956ec61c6647669d0b36364d88f4c695058d

    SHA256

    74fb9ee6eeb0653e318e31e0611d185cd3792f183caca3a439011d8ef191ba7a

    SHA512

    78f00cd0da58b1e696022585e9fd72df68239d77b91399cb9b6d8d3b35ceb445a1975c94f72da6e4c3265c68e923cbe1d8389b1d33d6398a1b5bfb1ff584e6bc

    Download Submit