Overview

overview

10

Static

static

6

19c623cc12...ee.apk

android-9-x86

10

19c623cc12...ee.apk

android-13-x64

10

Analysis

  • max time kernel
    147s
  • max time network
    152s
  • 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
    15-01-2025 22:07

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General

  • Target

    19c623cc12b68805fddd73bc674e4d74ce9e2cfbf7c8bf7bb73d3b02957dd9ee.apk

  • Size

    2.4MB

  • MD5

    692e204b816bbad80fa538576bbd731e

  • SHA1

    94b21915c061e0bfb8c44002ffcf3f4f517f7736

  • SHA256

    19c623cc12b68805fddd73bc674e4d74ce9e2cfbf7c8bf7bb73d3b02957dd9ee

  • SHA512

    4be0e127289d56f7b8fc09291124920e2a013d2b47d8899f03505383498c5d74e932393f4f806d83f0d392df802eeaa2d8810b9dfc5544423c15bf0be6fe800e

  • SSDEEP

    49152:3GgFde8bZ/IswKKz+fCE2LFFpi2Xb40JOdiEV5I3mhaFTLLtjYGH+a3R:DOeZ/ImKo4BFprJ7EHI3kaV/5Yy3R

Score
10/10
octobankercollectioncredential_accessdiscoveryevasionimpactinfostealerpersistencerattrojan

Malware Config

Extracted

Family

octo

C2

https://91.215.85.142/NTA4MzIxMjdkYzNj/

https://edfwn923sfdml237vm90sdl23k.com/NTA4MzIxMjdkYzNj/

https://823jkfs4829nk48kef742kj675.com/NTA4MzIxMjdkYzNj/

https://sdglk33498knsf32667sfknwfr.com/NTA4MzIxMjdkYzNj/

https://952dsjk47kf73ls23k489klfdd.com/NTA4MzIxMjdkYzNj/

https://nzxvjej7337bjsdl232nsdlsfa.com/NTA4MzIxMjdkYzNj/

https://2348sdks230df834sd03272nsd.com/NTA4MzIxMjdkYzNj/
rc4.plain

Extracted

Family

octo

C2

https://91.215.85.142/NTA4MzIxMjdkYzNj/

https://edfwn923sfdml237vm90sdl23k.com/NTA4MzIxMjdkYzNj/

https://823jkfs4829nk48kef742kj675.com/NTA4MzIxMjdkYzNj/

https://sdglk33498knsf32667sfknwfr.com/NTA4MzIxMjdkYzNj/

https://952dsjk47kf73ls23k489klfdd.com/NTA4MzIxMjdkYzNj/

https://nzxvjej7337bjsdl232nsdlsfa.com/NTA4MzIxMjdkYzNj/

https://2348sdks230df834sd03272nsd.com/NTA4MzIxMjdkYzNj/
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
  • 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.carrysince50
    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.
    • Registers a broadcast receiver at runtime (usually for listening for system events)
    • Uses Crypto APIs (Might try to encrypt user data)
    PID:4216

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

1
T1628

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.carrysince50/cache/ixctcamb
    Filesize

    2.3MB

    MD5

    7a648a8bc9050bb04ebafc10f0543924

    SHA1

    75f02bc897ab171f0ad19e261411598bc2a8d6d0

    SHA256

    6c4de47998f3cbc2ed971930bf4f971252da64ca635fefd5ccbcdc1e615e0997

    SHA512

    605a7b56df6221aa1d2c8e8d12ba290344a3b70808e59b320a18212c0db307654d6fbdd4d615fc32c5bac9cb8bee38fbed99ab947a8fcaa2e149891abfd38a05

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  • /data/data/com.carrysince50/cache/oat/ixctcamb.cur.prof
    Filesize

    467B

    MD5

    109e0a3866481741eb5aee3645d6f96b

    SHA1

    174eaab839558aef4ec5a73a882e15d2631e3007

    SHA256

    9cc9d377821b27eea394822ba023ec6ad414e0aa3e30832b27c228e785294979

    SHA512

    9acdeaf15246fdbb0d1ab5770e50a747b6d1885f17fc8d08f76eb2f89dd440c5f18af946f6393b082cc368b0c874ee9ad3368fa715958db4b006570ab2d99cf1

    Download Submit