Malware Analysis Report

2025-08-05 11:53

Sample ID 241015-1zhk3ateql
Target a282a58cf5458b38ba204faa3974c4e96dee4ae09f7d824167fec23593e4ae43.bin
SHA256 a282a58cf5458b38ba204faa3974c4e96dee4ae09f7d824167fec23593e4ae43
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

a282a58cf5458b38ba204faa3974c4e96dee4ae09f7d824167fec23593e4ae43

Threat Level: Known bad

The file a282a58cf5458b38ba204faa3974c4e96dee4ae09f7d824167fec23593e4ae43.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

Makes use of the framework's Accessibility service

Loads dropped Dex/Jar

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

Queries the phone number (MSISDN for GSM devices)

Requests modifying system settings.

Performs UI accessibility actions on behalf of the user

Acquires the wake lock

Declares broadcast receivers with permission to handle system events

Requests dangerous framework permissions

Declares services with permission to bind to the system

Queries the mobile country code (MCC)

Reads information about phone network operator.

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

Makes use of the framework's foreground persistence service

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

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

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

2024-10-15 22:05

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 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

2024-10-15 22:05

Reported

2024-10-15 22:07

Platform

android-x86-arm-20240910-en

Max time kernel

149s

Max time network

133s

Command Line

com.thatfall4

Signatures

Octo

banker trojan infostealer rat 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.thatfall4/cache/dmutuabtv N/A N/A
N/A /data/user/0/com.thatfall4/cache/dmutuabtv 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.thatfall4

Network

Country Destination Domain Proto
N/A 224.0.0.251:5353 udp
RU 94.141.120.34:443 tcp
US 1.1.1.1:53 2pethsop332.com udp
US 1.1.1.1:53 www.ip-api.com udp
US 208.95.112.1:80 www.ip-api.com tcp
US 1.1.1.1:53 5pethsop332.com udp
US 1.1.1.1:53 4pethsop332.com udp
RU 94.141.120.34:443 tcp
US 1.1.1.1:53 semanticlocation-pa.googleapis.com udp
GB 172.217.16.238:443 tcp
GB 172.217.16.238:443 tcp
GB 142.250.187.202:443 semanticlocation-pa.googleapis.com tcp
US 1.1.1.1:53 pethsop332.com udp
RU 193.143.1.4:443 pethsop332.com tcp
RU 193.143.1.4:443 pethsop332.com tcp
US 1.1.1.1:53 6pethsop332.com udp
RU 193.143.1.4:443 pethsop332.com tcp
RU 193.143.1.4:443 pethsop332.com tcp
GB 216.58.212.238:443 tcp
US 1.1.1.1:53 android.apis.google.com udp
GB 142.250.178.14:443 android.apis.google.com tcp
RU 193.143.1.4:443 pethsop332.com tcp

Files

/data/data/com.thatfall4/cache/dmutuabtv

MD5 5ad7dd6a1a6cdf3edc35320563a6fb6e
SHA1 ad5fefa4dc35203191e0bb86473fe28e277e758d
SHA256 b589b9fb542ecad6507bdb9043751a6d074b7972e2fcca0bdc7400725bf14600
SHA512 8a2ad5ebcead354b954caee1f9a8fa99792593b020d9434c63f6aae73b92603a7aae56fa0c4e8a9a448c0c53c273996671459c1e5d1664e4bcc0f74cb12fc3ec

/data/data/com.thatfall4/cache/oat/dmutuabtv.cur.prof

MD5 3b8d260e43029e3e94eea7b24cc5497c
SHA1 5f2f87be80241ea384aac01974939c956d479e91
SHA256 4d2e0d18dd7b5133e106e9fd15aa31597c3f5f00ada304b00c3006681d3dad64
SHA512 1b61e1092acbc496d3e62be87b3c83fdf63274dd1a83af5f3ad655f96481aff7d338e35ab27aa00c3546fdee910ff60fa9cc10d03aab8ea2c9f152678a1d9be2

Analysis: behavioral2

Detonation Overview

Submitted

2024-10-15 22:05

Reported

2024-10-15 22:07

Platform

android-x64-arm64-20240624-en

Max time kernel

149s

Max time network

145s

Command Line

com.thatfall4

Signatures

Octo

banker trojan infostealer rat 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.thatfall4/cache/dmutuabtv N/A N/A
N/A /data/user/0/com.thatfall4/cache/dmutuabtv 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

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.thatfall4

Network

Country Destination Domain Proto
N/A 224.0.0.251:5353 udp
GB 172.217.16.238:443 tcp
US 1.1.1.1:53 android.apis.google.com udp
GB 142.250.180.14:443 android.apis.google.com tcp
US 1.1.1.1:53 www.ip-api.com udp
US 1.1.1.1:53 6pethsop332.com udp
US 208.95.112.1:80 www.ip-api.com tcp
US 1.1.1.1:53 5pethsop332.com udp
US 1.1.1.1:53 pethsop332.com udp
US 1.1.1.1:53 4pethsop332.com udp
RU 94.141.120.34:443 tcp
RU 193.143.1.4:443 pethsop332.com tcp
US 1.1.1.1:53 ssl.google-analytics.com udp
GB 142.250.187.196:443 tcp
GB 142.250.187.196:443 tcp
RU 193.143.1.4:443 pethsop332.com tcp
RU 193.143.1.4:443 pethsop332.com tcp
RU 193.143.1.4:443 pethsop332.com tcp
RU 193.143.1.4:443 pethsop332.com tcp

Files

/data/data/com.thatfall4/cache/dmutuabtv

MD5 5ad7dd6a1a6cdf3edc35320563a6fb6e
SHA1 ad5fefa4dc35203191e0bb86473fe28e277e758d
SHA256 b589b9fb542ecad6507bdb9043751a6d074b7972e2fcca0bdc7400725bf14600
SHA512 8a2ad5ebcead354b954caee1f9a8fa99792593b020d9434c63f6aae73b92603a7aae56fa0c4e8a9a448c0c53c273996671459c1e5d1664e4bcc0f74cb12fc3ec

/data/data/com.thatfall4/cache/oat/dmutuabtv.cur.prof

MD5 e052aa638d2b2dcf4019480501891593
SHA1 4dc261c8266cf2f057bad9bbb270f812e2ce835a
SHA256 83b3e40016ffa24aa75da99d9033b7882fce871f809e15eb680bb4003a6bdf9f
SHA512 3dfab1a33ee6cb54af5e25a4aa0051c444c759e69bb7524a86e23d2a5f17195a818f75db1f6692247f3df01e160d8ab9cc5841ad4c893dc68d3a2ce5df31af58