Malware Analysis Report

2024-12-01 03:04

Sample ID 241108-pphmjasejq
Target 766c3fdfb10c0f97d077cf0628624ab8a5276eb19b59f0ede9b3b9cb80ff06bc
SHA256 766c3fdfb10c0f97d077cf0628624ab8a5276eb19b59f0ede9b3b9cb80ff06bc
Tags
octo banker collection credential_access discovery evasion impact infostealer persistence rat 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

766c3fdfb10c0f97d077cf0628624ab8a5276eb19b59f0ede9b3b9cb80ff06bc

Threat Level: Known bad

The file 766c3fdfb10c0f97d077cf0628624ab8a5276eb19b59f0ede9b3b9cb80ff06bc was found to be: Known bad.

Malicious Activity Summary

octo banker collection credential_access discovery evasion impact infostealer persistence rat trojan

Octo

Octo payload

Octo family

Makes use of the framework's Accessibility service

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

Obtains sensitive information copied to the device clipboard

Queries the phone number (MSISDN for GSM devices)

Loads dropped Dex/Jar

Makes use of the framework's foreground persistence service

Declares services with permission to bind to the system

Declares broadcast receivers with permission to handle system events

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

Acquires the wake lock

Queries the mobile country code (MCC)

Reads information about phone network operator.

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

Requests dangerous framework permissions

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

Uses Crypto APIs (Might try to encrypt user data)

Checks CPU information

Checks memory information

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-08 12:30

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 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
Required by accessibility services to bind with the system. Allows apps to access accessibility features. android.permission.BIND_ACCESSIBILITY_SERVICE N/A N/A

Requests dangerous framework permissions

Description Indicator Process Target
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 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 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 monitor incoming MMS messages. android.permission.RECEIVE_MMS N/A N/A
Allows an application to read or write the system settings. android.permission.WRITE_SETTINGS N/A N/A
Allows read access to the device's phone number(s). android.permission.READ_PHONE_NUMBERS 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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-08 12:30

Reported

2024-11-08 12:31

Platform

android-x86-arm-20240624-en

Max time kernel

19s

Max time network

33s

Command Line

com.cboard30_cloud

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 Anonymous-DexFile@0xd4378000-0xd43fb6ac 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

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 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

Checks CPU information

Description Indicator Process Target
File opened for read /proc/cpuinfo N/A N/A

Checks memory information

Description Indicator Process Target
File opened for read /proc/meminfo N/A N/A

Processes

com.cboard30_cloud

Network

Country Destination Domain Proto
N/A 224.0.0.251:5353 udp
GB 216.58.204.74:443 tcp
US 1.1.1.1:53 semanticlocation-pa.googleapis.com udp
US 1.1.1.1:53 semanticlocation-pa.googleapis.com udp
US 1.1.1.1:53 5aed35a5f4926bfbb78a90b43d4b3c6b.shop udp
US 1.1.1.1:53 5aed35a5f4926bfbb78a90b43d4b3c6b.shop udp
US 1.1.1.1:53 4434ccea6c02afe511d91212f8be0280.com udp
US 1.1.1.1:53 4434ccea6c02afe511d91212f8be0280.com udp
US 1.1.1.1:53 8f07f37c1bd055d7856401c2ce3552e0.website udp
US 1.1.1.1:53 8f07f37c1bd055d7856401c2ce3552e0.website udp
US 1.1.1.1:53 5e89e0c3e2106014112be66e9e7753d1.net udp
US 1.1.1.1:53 5e89e0c3e2106014112be66e9e7753d1.net udp
US 1.1.1.1:53 d975ff2411a6b2e5a6b355507a0c7910.site udp
US 1.1.1.1:53 d975ff2411a6b2e5a6b355507a0c7910.site udp
US 1.1.1.1:53 ba8d205df56b73720527f8b50ad0f03a.icu udp
US 1.1.1.1:53 ba8d205df56b73720527f8b50ad0f03a.icu udp
US 1.1.1.1:53 567a708d083c15340d083691541c103d.org udp
US 1.1.1.1:53 567a708d083c15340d083691541c103d.org udp
US 1.1.1.1:53 fbc8844faa39d2e2e33f48f920f5976a.online udp
US 1.1.1.1:53 fbc8844faa39d2e2e33f48f920f5976a.online udp
US 1.1.1.1:53 2f29b72dd19cb8b37cd96a81e73d0284.store udp
US 1.1.1.1:53 2f29b72dd19cb8b37cd96a81e73d0284.store udp
US 1.1.1.1:53 semanticlocation-pa.googleapis.com udp
US 1.1.1.1:53 semanticlocation-pa.googleapis.com udp
US 1.1.1.1:53 semanticlocation-pa.googleapis.com udp
US 1.1.1.1:53 semanticlocation-pa.googleapis.com udp
US 1.1.1.1:53 semanticlocation-pa.googleapis.com udp
US 1.1.1.1:53 semanticlocation-pa.googleapis.com udp
US 1.1.1.1:53 semanticlocation-pa.googleapis.com udp
US 1.1.1.1:53 semanticlocation-pa.googleapis.com udp
GB 142.250.187.206:443 tcp
US 1.1.1.1:53 android.apis.google.com udp
US 1.1.1.1:53 android.apis.google.com udp
US 1.1.1.1:53 ba8d205df56b73720527f8b50ad0f03a.icu udp
US 1.1.1.1:53 ba8d205df56b73720527f8b50ad0f03a.icu udp
US 1.1.1.1:53 567a708d083c15340d083691541c103d.org udp
US 1.1.1.1:53 567a708d083c15340d083691541c103d.org udp
US 1.1.1.1:53 8f07f37c1bd055d7856401c2ce3552e0.website udp
US 1.1.1.1:53 8f07f37c1bd055d7856401c2ce3552e0.website udp
US 1.1.1.1:53 2f29b72dd19cb8b37cd96a81e73d0284.store udp
US 1.1.1.1:53 2f29b72dd19cb8b37cd96a81e73d0284.store udp
US 1.1.1.1:53 5aed35a5f4926bfbb78a90b43d4b3c6b.shop udp
US 1.1.1.1:53 5aed35a5f4926bfbb78a90b43d4b3c6b.shop udp
US 1.1.1.1:53 5e89e0c3e2106014112be66e9e7753d1.net udp
US 1.1.1.1:53 5e89e0c3e2106014112be66e9e7753d1.net udp
US 1.1.1.1:53 4434ccea6c02afe511d91212f8be0280.com udp
US 1.1.1.1:53 4434ccea6c02afe511d91212f8be0280.com udp
US 1.1.1.1:53 fbc8844faa39d2e2e33f48f920f5976a.online udp
US 1.1.1.1:53 fbc8844faa39d2e2e33f48f920f5976a.online udp
US 1.1.1.1:53 d975ff2411a6b2e5a6b355507a0c7910.site udp
US 1.1.1.1:53 d975ff2411a6b2e5a6b355507a0c7910.site udp
US 1.1.1.1:53 semanticlocation-pa.googleapis.com udp
US 1.1.1.1:53 semanticlocation-pa.googleapis.com udp

Files

/data/data/com.cboard30_cloud/files/.j

MD5 4e73947cabb5db3f92ca85004981b754
SHA1 6d9667fdb0280ed2dcb782b4683e422a51bdc601
SHA256 6db94232e756b90ed437f1bc87dc38cf20fb2e7c7a19a5e40c6c17254b7e234c
SHA512 be8b500a7070af1dfb53b0cf1a7b327dadc4e163a6dad905496ac228c58cd1ed87b054533917924455d35e9b300683ae33e1bcdd91935a5dbae1d693c3e13d69

Anonymous-DexFile@0xd4378000-0xd43fb6ac

MD5 29d07b7689adc27a937a0275ee457821
SHA1 ebe0fb20b25ac638b61089d0c5930e584d029e14
SHA256 75091cac7d034430ddebd71d9289b70d41eb75a594bf811077abe12ac1c0e8a2
SHA512 ba5efaf1d8ea60fb6a959512d2f86180f516661f763122a8cca5b0dab084e596edc6a4d58bef594c5f6e61f9a826c4a5b6d9bb7ea8e0cda12751ed32d4bd27b3

/data/data/com.cboard30_cloud/.global.com.cboard30_cloud

MD5 046a414913add6f5bb60072c7db819b6
SHA1 451ee4f6809260aec622d772fd329c7d0297a842
SHA256 b66c1320cb063a1d391c94273572ea6edae76c8c8b0a07f8d75c88686f0df72a
SHA512 4e6355f3051ed5e811ab030abde1f5be7f5e1cf33be99cd08477e9b6c015deb1d8bd75a09fb9c7176b8511c5ad0a67abc0902a3531e97564ccb6afc57496a47c

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-08 12:30

Reported

2024-11-08 12:31

Platform

android-33-x64-arm64-20240624-en

Max time kernel

21s

Max time network

35s

Command Line

com.cboard30_cloud

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.cboard30_cloud/[email protected] 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

Obtains sensitive information copied to the device clipboard

collection credential_access impact
Description Indicator Process Target
Framework service call android.content.IClipboard.addPrimaryClipChangedListener 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

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 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

Checks CPU information

Description Indicator Process Target
File opened for read /proc/cpuinfo N/A N/A

Checks memory information

Description Indicator Process Target
File opened for read /proc/meminfo N/A N/A

Processes

com.cboard30_cloud

Network

Country Destination Domain Proto
GB 142.250.200.36:443 udp
N/A 224.0.0.251:5353 udp
GB 142.250.200.36:443 tcp
US 1.1.1.1:53 567a708d083c15340d083691541c103d.org udp
US 1.1.1.1:53 8f07f37c1bd055d7856401c2ce3552e0.website udp
US 1.1.1.1:53 d975ff2411a6b2e5a6b355507a0c7910.site udp
US 1.1.1.1:53 5aed35a5f4926bfbb78a90b43d4b3c6b.shop udp
US 1.1.1.1:53 2f29b72dd19cb8b37cd96a81e73d0284.store udp
US 1.1.1.1:53 4434ccea6c02afe511d91212f8be0280.com udp
US 1.1.1.1:53 ba8d205df56b73720527f8b50ad0f03a.icu udp
US 1.1.1.1:53 5e89e0c3e2106014112be66e9e7753d1.net udp
US 1.1.1.1:53 fbc8844faa39d2e2e33f48f920f5976a.online udp
US 1.1.1.1:53 android.apis.google.com udp
US 1.1.1.1:53 5aed35a5f4926bfbb78a90b43d4b3c6b.shop udp
US 1.1.1.1:53 2f29b72dd19cb8b37cd96a81e73d0284.store udp
US 1.1.1.1:53 8f07f37c1bd055d7856401c2ce3552e0.website udp
US 1.1.1.1:53 4434ccea6c02afe511d91212f8be0280.com udp
US 1.1.1.1:53 ba8d205df56b73720527f8b50ad0f03a.icu udp
US 1.1.1.1:53 5e89e0c3e2106014112be66e9e7753d1.net udp
US 1.1.1.1:53 567a708d083c15340d083691541c103d.org udp
US 1.1.1.1:53 d975ff2411a6b2e5a6b355507a0c7910.site udp
US 1.1.1.1:53 fbc8844faa39d2e2e33f48f920f5976a.online udp

Files

/data/data/com.cboard30_cloud/files/.j

MD5 77dc50489b9323274732d27dc8a4e803
SHA1 0e02a3595b62489d0739d771881da8604d117c65
SHA256 c5684e792d1ebefea6aac09fed45911703fd58c899f8a08133d49dd91429a820
SHA512 0684a92f3e9c525384cfa53f531afba61e5930e1c27032a7e27e3315f72761b62e122dc34768d8162ba08f9bed53d148aa8dc034b46456bdd211f230637eba58

/data/user/0/com.cboard30_cloud/[email protected]

MD5 29d07b7689adc27a937a0275ee457821
SHA1 ebe0fb20b25ac638b61089d0c5930e584d029e14
SHA256 75091cac7d034430ddebd71d9289b70d41eb75a594bf811077abe12ac1c0e8a2
SHA512 ba5efaf1d8ea60fb6a959512d2f86180f516661f763122a8cca5b0dab084e596edc6a4d58bef594c5f6e61f9a826c4a5b6d9bb7ea8e0cda12751ed32d4bd27b3

/data/data/com.cboard30_cloud/oat/x86_64/[email protected]

MD5 dfdd91337d1dd2492c600b53b839e9f9
SHA1 90a36485321ccc00e5a0e68eaa89531c95486ef2
SHA256 65f0d04e7c7426911a60a3ca348cd95ec0623953d4bfddc33333575c0402b0d6
SHA512 b30921ea779d069a68b868ce9de3c9bda572e119268bc628a1b347e6d828669e8560a8df4cf4c2b781e118ad1a005cf2d8329b5b450e77bc178bcc6564a3ed48

/data/data/com.cboard30_cloud/.global.com.cboard30_cloud

MD5 046a414913add6f5bb60072c7db819b6
SHA1 451ee4f6809260aec622d772fd329c7d0297a842
SHA256 b66c1320cb063a1d391c94273572ea6edae76c8c8b0a07f8d75c88686f0df72a
SHA512 4e6355f3051ed5e811ab030abde1f5be7f5e1cf33be99cd08477e9b6c015deb1d8bd75a09fb9c7176b8511c5ad0a67abc0902a3531e97564ccb6afc57496a47c