Malware Analysis Report

2024-09-09 13:50

Sample ID 240721-1xs9sayhmp
Target b9a0de99378aece2abf03ae378be7026172e46b311a7f8744a9d447185e71c31.bin
SHA256 b9a0de99378aece2abf03ae378be7026172e46b311a7f8744a9d447185e71c31
Tags
octo banker collection credential_access discovery evasion impact infostealer persistence rat stealth trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK Matrix

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

b9a0de99378aece2abf03ae378be7026172e46b311a7f8744a9d447185e71c31

Threat Level: Known bad

The file b9a0de99378aece2abf03ae378be7026172e46b311a7f8744a9d447185e71c31.bin was found to be: Known bad.

Malicious Activity Summary

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

Octo

Removes its main activity from the application launcher

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

Makes use of the framework's Accessibility service

Queries the phone number (MSISDN for GSM devices)

Queries the unique device ID (IMEI, MEID, IMSI)

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

Declares services with permission to bind to the system

Acquires the wake lock

Declares broadcast receivers with permission to handle system events

Requests dangerous framework permissions

Requests modifying system settings.

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

Reads information about phone network operator.

Queries the mobile country code (MCC)

Makes use of the framework's foreground persistence service

Performs UI accessibility actions on behalf of the user

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

Uses Crypto APIs (Might try to encrypt user data)

MITRE ATT&CK Matrix

N/A

Analysis: static1

Detonation Overview

Reported

2024-07-21 22:02

Signatures

Declares broadcast receivers with permission to handle system events

Description Indicator Process Target
Required by device admin receivers to bind with the system. Allows apps to manage device administration features. android.permission.BIND_DEVICE_ADMIN N/A N/A

Declares services with permission to bind to the system

Description Indicator Process Target
Required by accessibility services to bind with the system. Allows apps to access accessibility features. android.permission.BIND_ACCESSIBILITY_SERVICE N/A N/A
Required by notification listener services to bind with the system. Allows apps to listen to and interact with notifications on the device. android.permission.BIND_NOTIFICATION_LISTENER_SERVICE N/A N/A

Requests dangerous framework permissions

Description Indicator Process Target
Allows an application to read from external storage. android.permission.READ_EXTERNAL_STORAGE N/A N/A
Allows an application to write to external storage. android.permission.WRITE_EXTERNAL_STORAGE N/A N/A
Allows an application to receive SMS messages. android.permission.RECEIVE_SMS N/A N/A
Allows an application to read SMS messages. android.permission.READ_SMS N/A N/A
Allows an application to send SMS messages. android.permission.SEND_SMS N/A N/A
Allows read only access to phone state, including the current cellular network information, the status of any ongoing calls, and a list of any PhoneAccounts registered on the device. android.permission.READ_PHONE_STATE N/A N/A
Allows an application to initiate a phone call without going through the Dialer user interface for the user to confirm the call. android.permission.CALL_PHONE N/A N/A
Allows an application to read or write the system settings. android.permission.WRITE_SETTINGS N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-07-21 22:02

Reported

2024-07-21 22:09

Platform

android-x86-arm-20240624-en

Max time kernel

178s

Max time network

188s

Command Line

com.nameown12

Signatures

Octo

banker trojan infostealer rat octo

Removes its main activity from the application launcher

stealth trojan evasion
Description Indicator Process Target
N/A N/A N/A N/A

Makes use of the framework's Accessibility service

collection evasion credential_access
Description Indicator Process Target
Framework service call android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfoByAccessibilityId N/A N/A
Framework service call android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByViewId N/A N/A

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

banker discovery

Queries the phone number (MSISDN for GSM devices)

discovery

Acquires the wake lock

Description Indicator Process Target
Framework service call android.os.IPowerManager.acquireWakeLock N/A N/A

Makes use of the framework's foreground persistence service

evasion persistence
Description Indicator Process Target
Framework service call android.app.IActivityManager.setServiceForeground N/A N/A

Performs UI accessibility actions on behalf of the user

evasion
Description Indicator Process Target
N/A android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction N/A N/A
N/A android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction N/A N/A
N/A android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction N/A N/A
N/A android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction N/A N/A

Queries the mobile country code (MCC)

discovery
Description Indicator Process Target
Framework service call com.android.internal.telephony.ITelephony.getNetworkCountryIsoForPhone N/A N/A

Queries the unique device ID (IMEI, MEID, IMSI)

discovery

Reads information about phone network operator.

discovery

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

collection credential_access
Description Indicator Process Target
Intent action android.settings.ACTION_NOTIFICATION_LISTENER_SETTINGS N/A N/A

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

evasion
Description Indicator Process Target
Intent action android.settings.REQUEST_IGNORE_BATTERY_OPTIMIZATIONS N/A N/A

Requests modifying system settings.

evasion
Description Indicator Process Target
Intent action android.settings.action.MANAGE_WRITE_SETTINGS N/A N/A

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

persistence
Description Indicator Process Target
Framework service call android.app.IActivityManager.registerReceiver N/A N/A

Uses Crypto APIs (Might try to encrypt user data)

impact
Description Indicator Process Target
Framework API call javax.crypto.Cipher.doFinal N/A N/A

Processes

com.nameown12

Network

Country Destination Domain Proto
N/A 224.0.0.251:5353 udp
US 1.1.1.1:53 semanticlocation-pa.googleapis.com udp
RU 2.57.149.238:7117 tcp
US 1.1.1.1:53 www.ip-api.com udp
US 208.95.112.1:80 www.ip-api.com tcp
RU 2.57.149.238:7117 tcp
GB 216.58.204.78:443 tcp
US 1.1.1.1:53 android.apis.google.com udp
GB 142.250.179.238:443 android.apis.google.com tcp
GB 216.58.201.106:443 semanticlocation-pa.googleapis.com tcp
GB 142.250.179.234:443 semanticlocation-pa.googleapis.com tcp
RU 2.57.149.238:7117 tcp
RU 2.57.149.238:7117 tcp
RU 2.57.149.238:7117 tcp
RU 2.57.149.238:7117 tcp
RU 2.57.149.238:7117 tcp
RU 2.57.149.238:7117 tcp
RU 2.57.149.238:7117 tcp

Files

N/A

Analysis: behavioral2

Detonation Overview

Submitted

2024-07-21 22:02

Reported

2024-07-21 22:09

Platform

android-33-x64-arm64-20240624-en

Max time kernel

178s

Max time network

189s

Command Line

com.nameown12

Signatures

Octo

banker trojan infostealer rat octo

Makes use of the framework's Accessibility service

collection evasion credential_access
Description Indicator Process Target
Framework service call android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfoByAccessibilityId N/A N/A
Framework service call android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByViewId N/A N/A

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

banker discovery

Queries the phone number (MSISDN for GSM devices)

discovery

Acquires the wake lock

Description Indicator Process Target
Framework service call android.os.IPowerManager.acquireWakeLock N/A N/A

Makes use of the framework's foreground persistence service

evasion persistence
Description Indicator Process Target
Framework service call android.app.IActivityManager.setServiceForeground N/A N/A

Performs UI accessibility actions on behalf of the user

evasion
Description Indicator Process Target
N/A android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction N/A N/A
N/A android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction N/A N/A
N/A android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction N/A N/A
N/A android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction N/A N/A

Queries the mobile country code (MCC)

discovery
Description Indicator Process Target
Framework service call com.android.internal.telephony.ITelephony.getNetworkCountryIsoForPhone N/A N/A

Reads information about phone network operator.

discovery

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

collection credential_access
Description Indicator Process Target
Intent action android.settings.ACTION_NOTIFICATION_LISTENER_SETTINGS N/A N/A

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

evasion
Description Indicator Process Target
Intent action android.settings.REQUEST_IGNORE_BATTERY_OPTIMIZATIONS N/A N/A

Requests modifying system settings.

evasion
Description Indicator Process Target
Intent action android.settings.action.MANAGE_WRITE_SETTINGS N/A N/A

Uses Crypto APIs (Might try to encrypt user data)

impact
Description Indicator Process Target
Framework API call javax.crypto.Cipher.doFinal N/A N/A

Processes

com.nameown12

Network

Country Destination Domain Proto
GB 142.250.200.36:443 udp
GB 142.250.200.36:443 udp
N/A 224.0.0.251:5353 udp
US 1.1.1.1:53 www.ip-api.com udp
RU 2.57.149.238:7117 tcp
US 208.95.112.1:80 www.ip-api.com tcp
RU 2.57.149.238:7117 tcp
GB 172.217.169.74:443 udp
US 1.1.1.1:53 android.apis.google.com udp
GB 216.58.212.238:443 android.apis.google.com tcp
US 1.1.1.1:53 rcs-acs-tmo-us.jibe.google.com udp
US 216.239.36.155:443 rcs-acs-tmo-us.jibe.google.com tcp
GB 172.217.169.74:443 udp
GB 172.217.169.74:443 tcp
US 1.1.1.1:53 remoteprovisioning.googleapis.com udp
GB 142.250.179.234:443 remoteprovisioning.googleapis.com tcp
GB 142.250.200.36:443 udp
GB 142.250.200.36:443 tcp
GB 216.58.204.68:443 udp
GB 216.58.204.68:443 tcp
GB 216.58.204.68:443 tcp
US 172.64.41.3:443 tcp
US 172.64.41.3:443 tcp
GB 172.217.169.67:443 tcp
GB 172.217.169.67:443 tcp
US 172.64.41.3:443 udp
US 34.104.35.123:80 tcp
GB 172.217.169.67:443 udp
RU 2.57.149.238:7117 tcp
GB 216.58.201.99:443 tcp
RU 2.57.149.238:7117 tcp
RU 2.57.149.238:7117 tcp
RU 2.57.149.238:7117 tcp
RU 2.57.149.238:7117 tcp
US 1.1.1.1:53 www.google.com udp
GB 142.250.179.228:443 www.google.com tcp
GB 216.58.212.195:80 connectivitycheck.gstatic.com tcp
RU 2.57.149.238:7117 tcp
RU 2.57.149.238:7117 tcp
RU 2.57.149.238:7117 tcp
RU 2.57.149.238:7117 tcp
RU 2.57.149.238:7117 tcp
RU 2.57.149.238:7117 tcp
RU 2.57.149.238:7117 tcp
RU 2.57.149.238:7117 tcp
GB 142.250.179.228:443 www.google.com tcp
RU 2.57.149.238:7117 tcp
RU 2.57.149.238:7117 tcp

Files

N/A