Overview

overview

10

Static

static

6

5a76079f18...c6.apk

android-9-x86

10

5a76079f18...c6.apk

android-11-x64

10

Analysis

  • max time kernel
    148s
  • max time network
    131s
  • 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
    19-10-2024 22:01

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General

  • Target

    5a76079f18f3b68dcf9a9d916c9717c8c0621fc216c926bedfb34328ac606ec6.apk

  • Size

    561KB

  • MD5

    fd7fbce303909479ab8a6525043c33de

  • SHA1

    5aa2d421d9546bb11e39d5abce02f564141e415b

  • SHA256

    5a76079f18f3b68dcf9a9d916c9717c8c0621fc216c926bedfb34328ac606ec6

  • SHA512

    1649064f6090043c6f0b2bcb1d906d6270a11c328f027e94172796e430e8606dbee6239775c320f40ebf69f539c8b9370747ecfbe0893f1d99ee5959dfc62d6e

  • SSDEEP

    12288:QJShvLwAuNRzu81mWSMng02lJooMGcYpy3FR:QJShzwDRFmWSMg02930b

Score
10/10
octobankercollectioncredential_accessdiscoveryevasionimpactinfostealerpersistenceratstealthtrojan

Malware Config

Extracted

Family

octo

C2

https://2pethsop332.com/MzQ1Yzk1ZGQ4ODY3/

https://3pethsop332.com/MzQ1Yzk1ZGQ4ODY3/

https://4pethsop332.com/MzQ1Yzk1ZGQ4ODY3/

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://2pethsop332.com/MzQ1Yzk1ZGQ4ODY3/

https://3pethsop332.com/MzQ1Yzk1ZGQ4ODY3/

https://4pethsop332.com/MzQ1Yzk1ZGQ4ODY3/

https://5pethsop332.com/MzQ1Yzk1ZGQ4ODY3/

https://6pethsop332.com/MzQ1Yzk1ZGQ4ODY3/

https://22pethsop332.com/MzQ1Yzk1ZGQ4ODY3/

https://32pethsop332.com/MzQ1Yzk1ZGQ4ODY3/

https://52pethsop332.com/MzQ1Yzk1ZGQ4ODY3/
AES_key

Signatures

  • Octo

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

    bankertrojaninfostealerratocto
  • 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.oldheat96
    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:4256

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.oldheat96/cache/oat/yrkfamfi.cur.prof
    Filesize

    487B

    MD5

    bdc419e8f96848b10706ce0ca83c2eff

    SHA1

    528da84d5837ddd9063e1ed5b0caf95a96094bb3

    SHA256

    2658e1a2e9034017235bfbdaf7568ca8a9e9b43553134478a56c4db891fe8f9b

    SHA512

    d740dd8728fec3e448dd550cd86620a7c26be484cfee017ab34cc31ccf273fd0cf4f213a78586ff875165927f0a76b76a16e6effda3595ddf9a22bcea790f368

    Download Submit

  • /data/data/com.oldheat96/cache/yrkfamfi
    Filesize

    449KB

    MD5

    0dbbfc672aae9f547c46473379bc9a39

    SHA1

    845f5397b83b2c0a14ef75a509a56d9cb84b35d1

    SHA256

    6bb985f0bdc2535492968f33f5b21fdbae3636950c88be8814640055d3cf8062

    SHA512

    41da75ee26dc692c6791d00c12a98eacfdf15b9954135600d61f67e2ea5aae57653bf657ca55c42c6fd16d964fc9bd281dc958aa3fc19b7c5c7d30627fe8b2a5

    Download Submit