Malware Analysis Report

2024-12-07 03:18

Sample ID 241113-1yz4qatlgk
Target 980ecd2ad21b4c5e6abfdbf3b7ebddc36c927e3f6fec8d749154e5e42e4d81d6.bin
SHA256 980ecd2ad21b4c5e6abfdbf3b7ebddc36c927e3f6fec8d749154e5e42e4d81d6
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

980ecd2ad21b4c5e6abfdbf3b7ebddc36c927e3f6fec8d749154e5e42e4d81d6

Threat Level: Known bad

The file 980ecd2ad21b4c5e6abfdbf3b7ebddc36c927e3f6fec8d749154e5e42e4d81d6.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 family

Octo

Removes its main activity from the application launcher

Loads dropped Dex/Jar

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)

Performs UI accessibility actions on behalf of the user

Declares broadcast receivers with permission to handle system events

Declares services with permission to bind to the system

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

Makes use of the framework's foreground persistence service

Reads information about phone network operator.

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

Requests dangerous framework permissions

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

Acquires the wake lock

Queries the mobile country code (MCC)

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

2024-11-13 22:04

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

2024-11-13 22:04

Reported

2024-11-13 22:06

Platform

android-x86-arm-20240910-en

Max time kernel

148s

Max time network

153s

Command Line

com.helppiece92

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.helppiece92/cache/bdzumzxp N/A N/A
N/A /data/user/0/com.helppiece92/cache/bdzumzxp 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.helppiece92

Network

Country Destination Domain Proto
N/A 224.0.0.251:5353 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 androstrm.com udp
US 1.1.1.1:53 stormslva.net udp
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 142.250.200.14:443 android.apis.google.com tcp
GB 216.58.212.202:443 tcp
US 1.1.1.1:53 semanticlocation-pa.googleapis.com udp
GB 142.250.178.3:80 tcp
GB 216.58.212.228:443 tcp
GB 142.250.200.10:443 semanticlocation-pa.googleapis.com tcp
GB 172.217.16.226:443 tcp

Files

/data/data/com.helppiece92/cache/bdzumzxp

MD5 9c41ec32d91d9ecf8c7dfc3fcca397b2
SHA1 950b8777a265eb3bc01a5aa4ea1eb3437bff31fc
SHA256 f49f331c250c090ebedd3dc12304be1858c0dca91feb3a7623ccbadcc8e89d55
SHA512 5c58cdaf7812328d4d420c631c5494f5d4107da8370557b4b32b09d1336ee7af4db519b4a6ceb392887d156cb32eb86b35a195b90c82165f17223983342899d8

/data/data/com.helppiece92/cache/oat/bdzumzxp.cur.prof

MD5 f81d5226665e0986f4f6999f395bfabd
SHA1 b66c3c343573bbf6159636ed2c15f9b4555373da
SHA256 c2d59b5dcc6faaa8d1774bb9bbdaa44feede1fc669fa32a7e55797aa6f08835e
SHA512 e66f3c641ae712a4941fbd4f1f54713547df94a4b5598eadf362a149b46a75f1c03951af1e2ddd37934906f878abdaa5cd0ee119ff91fcef53358b206d7b5d3c

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-13 22:04

Reported

2024-11-13 22:06

Platform

android-x64-arm64-20240624-en

Max time kernel

148s

Max time network

133s

Command Line

com.helppiece92

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.helppiece92/cache/bdzumzxp N/A N/A
N/A /data/user/0/com.helppiece92/cache/bdzumzxp 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.helppiece92

Network

Country Destination Domain Proto
GB 142.250.180.14:443 tcp
GB 142.250.180.14:443 tcp
GB 142.250.180.14:443 tcp
N/A 224.0.0.251:5353 udp
US 1.1.1.1:53 android.apis.google.com udp
GB 216.58.204.78:443 android.apis.google.com tcp
GB 216.58.204.78:443 android.apis.google.com tcp
US 1.1.1.1:53 stormslva.net udp
US 1.1.1.1:53 androstrm.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 ssl.google-analytics.com udp
GB 216.58.212.232:443 ssl.google-analytics.com tcp
GB 142.250.200.36:443 tcp
GB 142.250.200.36:443 tcp

Files

/data/user/0/com.helppiece92/cache/bdzumzxp

MD5 9c41ec32d91d9ecf8c7dfc3fcca397b2
SHA1 950b8777a265eb3bc01a5aa4ea1eb3437bff31fc
SHA256 f49f331c250c090ebedd3dc12304be1858c0dca91feb3a7623ccbadcc8e89d55
SHA512 5c58cdaf7812328d4d420c631c5494f5d4107da8370557b4b32b09d1336ee7af4db519b4a6ceb392887d156cb32eb86b35a195b90c82165f17223983342899d8

/data/user/0/com.helppiece92/cache/oat/bdzumzxp.cur.prof

MD5 87f7f5e271f5c32c7717026bf39dcb08
SHA1 3b7743c4c46131d910a6579024e983aa79bde35c
SHA256 9e5b43bf1f8aca82860f9da8b7812f39878af8ce048891347a8a8d5c0ca8dba8
SHA512 6f0e213298cfdda38cf654e02c343264b1d14ba44a42ec98daa6d84791f67cd4e8fb3988363b112c66c88facd5f39d4a0c2b27052754eec5c65c1d940f2964b8