octo | 3dbbd9d340986dcef6fae89650d39f9cee31f69664910c2d10adf57d0a66091c | Triage

Analysis

max time kernel
149s
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
27-11-2024 22:00

Sharing

Report Analysis Logs

General

Target

3dbbd9d340986dcef6fae89650d39f9cee31f69664910c2d10adf57d0a66091c.apk
Size

1.6MB
MD5

e48a30d0027fdd2b86134d7a4bbffc72
SHA1

98e07a6a09c0d5c7f5ff31c2002f51df14a77f99
SHA256

3dbbd9d340986dcef6fae89650d39f9cee31f69664910c2d10adf57d0a66091c
SHA512

28f29fa01369b86ba739d07ecdc669b9e774971e67f9edb2c0e9c48f63d6d82d0db39b551d98f8bf4599100642893aed31d023daa0607cad01aaa0701175a9ae
SSDEEP

49152:VpqZ48r8V6E4FI8S3UVtgp09fQ3MgSeMvAjks:+poMiKgGQcbews

Score

10^/10

octo banker collection credential_access discovery evasion impact infostealer persistence rat stealth trojan

Malware Config

Extracted

Family

octo

C2

https://hizliveguvenilirshop.com/MWZjODg0YjhhMWVi/

https://94b64c9b41c17a229d921556d14a4ffd4.com/MWZjODg0YjhhMWVi/

https://694b64c9b41c17a229d921556d14a4ffd4.com/MWZjODg0YjhhMWVi/

https://694b64c9b41c17a229d92146d14a4ffd4.com/MWZjODg0YjhhMWVi/

https://694b64c9b41c17a229d92156d14a4ffd4.com/MWZjODg0YjhhMWVi/

https://994b64c9b41c17a229d921556d14a4ffd4.com/MWZjODg0YjhhMWVi/

https://4394b64c9b41c17a229d921556d14a4ffd4.com/MWZjODg0YjhhMWVi/

https://4394b64c9b41c459d921556d14a4ffd4.com/MWZjODg0YjhhMWVi/

https://4394b64535326c17a229d921556d14a4ffd4.com/MWZjODg0YjhhMWVi/

rc4.plain

Extracted

Family

octo

C2

https://hizliveguvenilirshop.com/MWZjODg0YjhhMWVi/

https://94b64c9b41c17a229d921556d14a4ffd4.com/MWZjODg0YjhhMWVi/

https://694b64c9b41c17a229d921556d14a4ffd4.com/MWZjODg0YjhhMWVi/

https://694b64c9b41c17a229d92146d14a4ffd4.com/MWZjODg0YjhhMWVi/

https://694b64c9b41c17a229d92156d14a4ffd4.com/MWZjODg0YjhhMWVi/

https://994b64c9b41c17a229d921556d14a4ffd4.com/MWZjODg0YjhhMWVi/

https://4394b64c9b41c17a229d921556d14a4ffd4.com/MWZjODg0YjhhMWVi/

https://4394b64c9b41c459d921556d14a4ffd4.com/MWZjODg0YjhhMWVi/

https://4394b64535326c17a229d921556d14a4ffd4.com/MWZjODg0YjhhMWVi/

https://74b6c9bebf541c17a229d921556d14a4ffd4.com/MWZjODg0YjhhMWVi/

AES_key

Signatures

Octo
Octo is a banking malware with remote access capabilities first seen in April 2022.
banker trojan infostealer rat octo
Octo family
octo

Octo payload 1 IoCs

resource	yara_rule
behavioral1/files/fstream-1.dat	family_octo

Removes its main activity from the application launcher 1 TTPs 1 IoCs

stealth trojan evasion

Suppress Application Icon

pid	Process
4276	com.seaplace0

Loads dropped Dex/Jar 1 TTPs 2 IoCs

Runs executable file dropped to the device during analysis.

Download New Code at Runtime

ioc	pid	Process
/data/user/0/com.seaplace0/cache/hnjtdvidmgiqc	4276	com.seaplace0
/data/user/0/com.seaplace0/cache/hnjtdvidmgiqc	4276	com.seaplace0

Makes use of the framework's Accessibility service 4 TTPs 2 IoCs

Retrieves information displayed on the phone screen using AccessibilityService.

collection evasion credential_access

Input Injection

Screen Capture

Keylogging

GUI Input Capture

description	ioc	Process
Framework service call	android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfoByAccessibilityId	com.seaplace0
Framework service call	android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByViewId	com.seaplace0

Queries a list of all the installed applications on the device (Might be used in an attempt to overlay legitimate apps) 1 TTPs
banker discovery

Security Software Discovery
T1418.001
Queries the phone number (MSISDN for GSM devices) 1 TTPs
discovery

System Network Configuration Discovery
T1422

Acquires the wake lock 1 IoCs

description	ioc	Process
Framework service call	android.os.IPowerManager.acquireWakeLock	com.seaplace0

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.

evasion persistence

Foreground Persistence

description	ioc	Process
Framework service call	android.app.IActivityManager.setServiceForeground	com.seaplace0

Performs UI accessibility actions on behalf of the user 1 TTPs 4 IoCs

Application may abuse the accessibility service to prevent their removal.

Prevent Application Removal

ioc	Process
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.seaplace0
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.seaplace0
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.seaplace0
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.seaplace0

Queries the mobile country code (MCC) 1 TTPs 1 IoCs

System Network Configuration Discovery

description	ioc	Process
Framework service call	com.android.internal.telephony.ITelephony.getNetworkCountryIsoForPhone	com.seaplace0

Queries the unique device ID (IMEI, MEID, IMSI) 1 TTPs
discovery

System Network Configuration Discovery
T1422
Reads information about phone network operator. 1 TTPs
discovery

System Network Configuration Discovery
T1422

Requests accessing notifications (often used to intercept notifications before users become aware). 1 TTPs 1 IoCs

collection credential_access

Access Notifications

description	ioc	Process
Intent action	android.settings.ACTION_NOTIFICATION_LISTENER_SETTINGS	com.seaplace0

Requests disabling of battery optimizations (often used to enable hiding in the background). 1 TTPs 1 IoCs

User Evasion

description	ioc	Process
Intent action	android.settings.REQUEST_IGNORE_BATTERY_OPTIMIZATIONS	com.seaplace0

Requests modifying system settings. 1 IoCs

description	ioc	Process
Intent action	android.settings.action.MANAGE_WRITE_SETTINGS	com.seaplace0

Registers a broadcast receiver at runtime (usually for listening for system events) 1 TTPs 1 IoCs

Broadcast Receivers

description	ioc	Process
Framework service call	android.app.IActivityManager.registerReceiver	com.seaplace0

Uses Crypto APIs (Might try to encrypt user data) 1 TTPs 1 IoCs

Data Encrypted for Impact

description	ioc	Process
Framework API call	javax.crypto.Cipher.doFinal	com.seaplace0

com.seaplace0
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:4276

Network

MITRE ATT&CK Mobile v15

Initial Access

Execution

Persistence

Event Triggered Execution

Broadcast Receivers

Foreground Persistence

Privilege Escalation

Defense Evasion

Download New Code at Runtime

Foreground Persistence

Hide Artifacts

Suppress Application Icon

User Evasion

Impair Defenses

Prevent Application Removal

Input Injection

Credential Access

Access Notifications

Input Capture

GUI Input Capture

Keylogging

Discovery

Software Discovery

Security Software Discovery

System Network Configuration Discovery

Lateral Movement

Collection

Access Notifications

Input Capture

GUI Input Capture

Keylogging

Screen Capture

Command and Control

Exfiltration

Impact

Data Encrypted for Impact

Input Injection

Replay Monitor

Loading Replay Monitor...

Downloads

/data/data/com.seaplace0/cache/hnjtdvidmgiqc

Filesize
1.4MB

MD5
0a23c9f7cc4bbb189a71599b3382020e

SHA1
cbef236710b7929a0ee2cd5785c7d6af9aa578c0

SHA256
ba5e2ff2c55dd2dfcc1c1d076279612d6daefefdeecc4323f5020d1c17516ca7

SHA512
786d90b2802aae6658e2b3a1e37a3da44077aed5c78f1d853d2e8d1149dd48815b3706c198d0ed03fe37d185ae171200db0a918cdc5d16487fa9011aaeed47f0

Download Submit
/data/data/com.seaplace0/cache/oat/hnjtdvidmgiqc.cur.prof

Filesize
502B

MD5
5ff46ee4d35a58ef91409dd364dd9ec1

SHA1
d212e481d407c46f2dec281c947293cfce7fb6b9

SHA256
08dc2afbccf86eafadbc5564f7c0c5779491bbec32fdf186b8dd87cb4d29474f

SHA512
39bbf6e4e7bcf27548dc232e8977c805905d776d48af9831767443793ca7500b13106bb9967860ad63b5a804c10c9a0e9d1485b7d3391c3c6c6b7db436f521dd

Download Submit