Malware Analysis Report

2024-10-19 12:58

Sample ID 240819-1xyjhayaqg
Target 59b82e078eb75cc5f5d2895dc59eecc12afd2eea7655ceec1604f8e4210b709d.bin
SHA256 59b82e078eb75cc5f5d2895dc59eecc12afd2eea7655ceec1604f8e4210b709d
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

59b82e078eb75cc5f5d2895dc59eecc12afd2eea7655ceec1604f8e4210b709d

Threat Level: Known bad

The file 59b82e078eb75cc5f5d2895dc59eecc12afd2eea7655ceec1604f8e4210b709d.bin was found to be: Known bad.

Malicious Activity Summary

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

Octo payload

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

Loads dropped Dex/Jar

Queries the phone number (MSISDN for GSM devices)

Requests dangerous framework permissions

Attempts to obfuscate APK file format

Requests modifying system settings.

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

Acquires the wake lock

Queries the mobile country code (MCC)

Declares broadcast receivers with permission to handle system events

Performs UI accessibility actions on behalf of the user

Declares services with permission to bind to the system

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

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

Makes use of the framework's foreground persistence service

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

2024-08-19 22:02

Signatures

Attempts to obfuscate APK file format

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 app to access location in the background. android.permission.ACCESS_BACKGROUND_LOCATION N/A N/A
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 app to access approximate location. android.permission.ACCESS_COARSE_LOCATION N/A N/A
Allows an app to access approximate location. android.permission.ACCESS_COARSE_LOCATION N/A N/A
Allows an application to read or write the system settings. android.permission.WRITE_SETTINGS 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 read from external storage. android.permission.READ_EXTERNAL_STORAGE N/A N/A
Allows an application to read or write the system settings. android.permission.WRITE_SETTINGS N/A N/A
Allows an application to read SMS messages. android.permission.READ_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 app to post notifications. android.permission.POST_NOTIFICATIONS N/A N/A
Required to be able to advertise to nearby Bluetooth devices. android.permission.BLUETOOTH_ADVERTISE N/A N/A
Allows an app to access precise location. android.permission.ACCESS_FINE_LOCATION N/A N/A
Required to be able to access the camera device. android.permission.CAMERA N/A N/A
Allows an application to read video files from external storage. android.permission.READ_MEDIA_VIDEO N/A N/A
Allows an application to read audio files from external storage. android.permission.READ_MEDIA_AUDIO N/A N/A
Allows an app to access precise location. android.permission.ACCESS_FINE_LOCATION N/A N/A
Allows an application to collect component usage statistics. android.permission.PACKAGE_USAGE_STATS N/A N/A
Allows an application to read or write the system settings. android.permission.WRITE_SETTINGS N/A N/A
Allows an application a broad access to external storage in scoped storage. android.permission.MANAGE_EXTERNAL_STORAGE N/A N/A
Required to be able to advertise and connect to nearby devices via Wi-Fi. android.permission.NEARBY_WIFI_DEVICES 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 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 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 write the user's contacts data. android.permission.WRITE_CONTACTS 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 access any geographic locations persisted in the user's shared collection. android.permission.ACCESS_MEDIA_LOCATION N/A N/A
Allows an app to post notifications. android.permission.POST_NOTIFICATIONS N/A N/A
Allows an app to create windows using the type LayoutParams.TYPE_APPLICATION_OVERLAY, shown on top of all other apps. android.permission.SYSTEM_ALERT_WINDOW N/A N/A
Allows an application to read image files from external storage. android.permission.READ_MEDIA_IMAGES N/A N/A
Required to be able to connect to paired Bluetooth devices. android.permission.BLUETOOTH_CONNECT N/A N/A
Allows an application to receive SMS messages. android.permission.RECEIVE_SMS N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-08-19 22:02

Reported

2024-08-19 22:16

Platform

android-x86-arm-20240624-en

Max time kernel

179s

Max time network

135s

Command Line

com.nameown12

Signatures

Octo

banker trojan infostealer rat octo

Octo payload

Description Indicator Process Target
N/A N/A N/A N/A
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.nameown12/app_head/CCNcNi.json N/A N/A
N/A /data/user/0/com.nameown12/app_head/CCNcNi.json 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

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

/system/bin/dex2oat --instruction-set=x86 --instruction-set-features=ssse3,-sse4.1,-sse4.2,-avx,-avx2,-popcnt --runtime-arg -Xhidden-api-checks --runtime-arg -Xrelocate --boot-image=/system/framework/boot.art --runtime-arg -Xms64m --runtime-arg -Xmx512m --instruction-set-variant=x86 --instruction-set-features=default --inline-max-code-units=0 --compact-dex-level=none --dex-file=/data/user/0/com.nameown12/app_head/CCNcNi.json --output-vdex-fd=41 --oat-fd=42 --oat-location=/data/user/0/com.nameown12/app_head/oat/x86/CCNcNi.odex --compiler-filter=quicken --class-loader-context=&

Network

Country Destination Domain Proto
N/A 224.0.0.251:5353 udp
GB 142.250.200.42:443 tcp
US 1.1.1.1:53 semanticlocation-pa.googleapis.com udp
US 1.1.1.1:53 tremaxisope.xyz udp
US 1.1.1.1:53 www.ip-api.com udp
US 1.1.1.1:53 termaxuliza.xyz udp
US 208.95.112.1:80 www.ip-api.com tcp
US 1.1.1.1:53 yasweamnanass.xyz udp
US 1.1.1.1:53 zeblinaslass2a.xyz udp
US 1.1.1.1:53 zsdakurapssoymaiveno.xyz udp
US 1.1.1.1:53 zivoronexa.xyz udp
US 1.1.1.1:53 rasfaktsstumahozexe.xyz udp
US 1.1.1.1:53 xerovisuma.xyz udp
US 1.1.1.1:53 kalivronexa.xyz udp
US 1.1.1.1:53 trabzooskaasassuheno.xyz udp
US 1.1.1.1:53 vorlaximoza.xyz udp
US 1.1.1.1:53 felmaxirova.xyz udp
US 1.1.1.1:53 rsocretessadazexe.xyz udp
US 1.1.1.1:53 xanovirexa.xyz udp
US 1.1.1.1:53 gromivlexa.xyz udp
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 142.250.179.234:443 semanticlocation-pa.googleapis.com tcp

Files

/data/data/com.nameown12/app_head/CCNcNi.json

MD5 566ad427d1f71c551769dcd3a6b1b914
SHA1 328b1951ac2ce7c21509736d3ffbb5f5062ab36f
SHA256 d8c700917dcc5ab6db0e9f94ee12e1847d713092cbba550bbb166df36db87f93
SHA512 220f37ab1a006c8eda3c1d1601e12dfedd8ca0aab7498dd609809e007e09ddf0c771aa6d79937303856d2d11301960e72b7f16d2afb5dafb5222f4bc53baeef5

/data/data/com.nameown12/app_head/CCNcNi.json

MD5 468fbe32c21fd7461418d05ec58092ed
SHA1 d0e562a42a682de5eee2c3ff360258dfdb8992b8
SHA256 86d2d3b700e2ae875214e52b55de97ec7c75a0a9ee8f56fe97c1fd84af8a8f65
SHA512 9c035f3d821cf8db79102c432d853b848fdd42ecf9f3e16656dcdc8cc202c67575ed19823e8a0815ba849b3e6e6364ef84fc22c1f568a253e4e4d0f542dc9e13

/data/user/0/com.nameown12/app_head/CCNcNi.json

MD5 1377d3ee7ef5c3e6bd09e92cd4d1ba8b
SHA1 cf46faacb5d149b5bfcf9c3055083303f40a3c07
SHA256 bf1d5ce9c65d3bf2a6a6504352ab4e94854e47dc4e687011a97ff2b3548cde1b
SHA512 067e46e7eb98ef72eae2d77d4adea6cd804830d73c6be40827ccbb385415384244bb8482a43dada7864ab68ff0fdea66e2e43898a614a5a558ba265fa20c1997

/data/user/0/com.nameown12/app_head/CCNcNi.json

MD5 40ea36e2dda81f4856dc5d0545a779eb
SHA1 ca2d28f1a95c503cb8320d427098648c7c5ba250
SHA256 0d476dcc27039cdbd53c936704a1bc2fabf53cd104aadbe7208288af436d1e92
SHA512 abd3b00074ee8d22de663577e0b70a19f5ec06e05d4ad376225eb062730d21b15746df97932beaab650159b51e1cbc33fe48a1a37a2cd136edb7cabc4ec9784e

Analysis: behavioral2

Detonation Overview

Submitted

2024-08-19 22:02

Reported

2024-08-19 22:16

Platform

android-x64-20240624-en

Max time network

146s

Command Line

N/A

Signatures

N/A

Processes

N/A

Network

Country Destination Domain Proto
N/A 224.0.0.251:5353 udp
US 1.1.1.1:53 ssl.google-analytics.com udp
GB 216.58.201.104:443 ssl.google-analytics.com tcp
GB 142.250.180.14:443 tcp
US 1.1.1.1:53 android.apis.google.com udp
GB 172.217.169.78:443 android.apis.google.com tcp
GB 172.217.16.228:443 tcp
GB 172.217.16.228:443 tcp
GB 216.58.213.10:443 tcp

Files

N/A