Malware Analysis Report

2024-12-01 03:03

Sample ID 241107-12t2wazamm
Target 33a4dbed4193258ceff902066173d0978728a472421cc498cd1457f1a55fbf4c.bin
SHA256 33a4dbed4193258ceff902066173d0978728a472421cc498cd1457f1a55fbf4c
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

Mobile Matrix V15

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

33a4dbed4193258ceff902066173d0978728a472421cc498cd1457f1a55fbf4c

Threat Level: Known bad

The file 33a4dbed4193258ceff902066173d0978728a472421cc498cd1457f1a55fbf4c.bin was found to be: Known bad.

Malicious Activity Summary

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

Octo family

Octo payload

Octo

Removes its main activity from the application launcher

Makes use of the framework's Accessibility service

Queries the phone number (MSISDN for GSM devices)

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

Loads dropped Dex/Jar

Declares services with permission to bind to the system

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

Makes use of the framework's foreground persistence service

Acquires the wake lock

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

Declares broadcast receivers with permission to handle system events

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

Performs UI accessibility actions on behalf of the user

Queries the mobile country code (MCC)

Reads information about phone network operator.

Requests dangerous framework permissions

Uses Crypto APIs (Might try to encrypt user data)

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

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-07 22:09

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 app to post notifications. android.permission.POST_NOTIFICATIONS 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 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
Allows applications to use exact alarm APIs. android.permission.SCHEDULE_EXACT_ALARM 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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-07 22:09

Reported

2024-11-07 22:11

Platform

android-x86-arm-20240910-en

Max time kernel

148s

Max time network

151s

Command Line

com.ideainterest38

Signatures

Octo

banker trojan infostealer rat octo

Octo family

octo

Octo payload

Description Indicator Process Target
N/A N/A N/A N/A

Removes its main activity from the application launcher

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

Loads dropped Dex/Jar

evasion
Description Indicator Process Target
N/A /data/user/0/com.ideainterest38/cache/ngdntaoren N/A N/A
N/A /data/user/0/com.ideainterest38/cache/ngdntaoren 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

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

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.ideainterest38

Network

Country Destination Domain Proto
N/A 224.0.0.251:5353 udp
US 1.1.1.1:53 hepsi010malltim21.com udp
US 1.1.1.1:53 hersenbo67saaaeldai548.com udp
US 1.1.1.1:53 alayinag45idaesaesr5454.com udp
US 1.1.1.1:53 hepsinezipala4esdim52.com udp
US 1.1.1.1:53 neadamsin45mdeaayaq.com udp
GB 142.250.200.46:443 tcp
GB 142.250.200.46:443 tcp
GB 142.250.200.46:443 tcp
US 1.1.1.1:53 android.apis.google.com udp
GB 142.250.178.14:443 android.apis.google.com tcp
US 1.1.1.1:53 semanticlocation-pa.googleapis.com udp
GB 142.250.179.228:80 tcp

Files

/data/data/com.ideainterest38/cache/ngdntaoren

MD5 3cb09be6b0217183f2f6cf88b4de6661
SHA1 939e10c4ea534cca3d85f8db93998b1a9d7b8740
SHA256 401dcb5ea9b84370fd3a3fc211fe1974c8cfc67a16c70a7a0a67aafccd7c584a
SHA512 258259d57355ac85fb18b8f5f3a924fccc6a03055bfc496b26b23f242c7e01b283fb77ded9155a1c21c8f0c04a297312efc0dae728fe409de12825923cff5f98

/data/data/com.ideainterest38/cache/oat/ngdntaoren.cur.prof

MD5 26523bc12c282bab6f3c9bae4547734f
SHA1 4085838d515f701b499a9d4fa4e7a8ab04ea1bd1
SHA256 b8fdc93c8920ec84fa957ce1a6ad6d56043b19d66d125ddac43db313d3b50eca
SHA512 b69607a4e82e7e431f0eb2c831800f5a18255b91a6bf4f4aa81e4eef79ef32eba57761849003ad9e156fca981dbe8b16d20b040d939a82c59be0f803516a61ed

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-07 22:09

Reported

2024-11-07 22:11

Platform

android-33-x64-arm64-20240624-en

Max time kernel

148s

Max time network

134s

Command Line

com.ideainterest38

Signatures

Octo

banker trojan infostealer rat octo

Octo family

octo

Octo payload

Description Indicator Process Target
N/A N/A N/A N/A

Loads dropped Dex/Jar

evasion
Description Indicator Process Target
N/A /data/user/0/com.ideainterest38/cache/ngdntaoren 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

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

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.ideainterest38

Network

Country Destination Domain Proto
N/A 224.0.0.251:5353 udp
GB 216.58.201.100:443 udp
GB 216.58.201.100:443 tcp
GB 216.58.201.100:443 tcp
US 1.1.1.1:53 neadamsin45mdeaayaq.com udp
US 1.1.1.1:53 hepsi010malltim21.com udp
US 1.1.1.1:53 hersenbo67saaaeldai548.com udp
US 1.1.1.1:53 hepsinezipala4esdim52.com udp
US 1.1.1.1:53 alayinag45idaesaesr5454.com udp
GB 216.58.204.78:443 tcp
GB 216.58.204.78:443 tcp
GB 216.58.204.78:443 udp
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
US 1.1.1.1:53 remoteprovisioning.googleapis.com udp
GB 216.58.201.100:443 tcp
GB 142.250.200.36:443 tcp
GB 142.250.200.36:443 tcp
US 172.64.41.3:443 tcp
US 172.64.41.3:443 tcp
GB 142.250.178.3:443 tcp
US 172.64.41.3:443 udp
GB 142.250.178.3:443 udp
GB 216.58.201.100:443 udp

Files

/data/data/com.ideainterest38/cache/ngdntaoren

MD5 3cb09be6b0217183f2f6cf88b4de6661
SHA1 939e10c4ea534cca3d85f8db93998b1a9d7b8740
SHA256 401dcb5ea9b84370fd3a3fc211fe1974c8cfc67a16c70a7a0a67aafccd7c584a
SHA512 258259d57355ac85fb18b8f5f3a924fccc6a03055bfc496b26b23f242c7e01b283fb77ded9155a1c21c8f0c04a297312efc0dae728fe409de12825923cff5f98

/data/data/com.ideainterest38/cache/oat/ngdntaoren.cur.prof

MD5 3fb1136bbe50c951c90134a1d866634f
SHA1 fedf09ddc34cf47e1203cddc5ed7cf092159ef30
SHA256 46e76de84e2ff6adf2e5474bb7389977195bde472ca2c8a209eaaaacf4034785
SHA512 f3e1a0f920d0bfc5c89c6ae3fdd0fce16b3eeefd717fb2490e5816b76a26fcc6ceda404200334835546b952d6e62dbfde4e4928dc3ad8fdc5a40ccdc24d9531f