Malware Analysis Report

2024-12-01 03:02

Sample ID 241107-127yqszamr
Target 95425cd72989ec6d25f4ce07d0263bddedb2d29e007a463ba921118148bb3162.bin
SHA256 95425cd72989ec6d25f4ce07d0263bddedb2d29e007a463ba921118148bb3162
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

95425cd72989ec6d25f4ce07d0263bddedb2d29e007a463ba921118148bb3162

Threat Level: Known bad

The file 95425cd72989ec6d25f4ce07d0263bddedb2d29e007a463ba921118148bb3162.bin 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

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

Queries the phone number (MSISDN for GSM devices)

Obtains sensitive information copied to the device clipboard

Makes use of the framework's Accessibility service

Queries the mobile country code (MCC)

Requests dangerous framework permissions

Makes use of the framework's foreground persistence service

Reads information about phone network operator.

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

Acquires the wake lock

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)

Uses Crypto APIs (Might try to encrypt user data)

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

Checks CPU information

Checks memory information

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 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 receive SMS messages. android.permission.RECEIVE_SMS N/A N/A
Allows an application to monitor incoming MMS messages. android.permission.RECEIVE_MMS N/A N/A
Allows read access to the device's phone number(s). android.permission.READ_PHONE_NUMBERS 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 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 app to post notifications. android.permission.POST_NOTIFICATIONS 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 22:12

Platform

android-x86-arm-20240910-en

Max time kernel

136s

Max time network

151s

Command Line

com.wpicture1_volume

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@0xd4778000-0xd47fb8a4 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.wpicture1_volume

Network

Country Destination Domain Proto
N/A 224.0.0.251:5353 udp
GB 142.250.178.14:443 tcp
GB 172.217.16.238:443 tcp
US 1.1.1.1:53 android.apis.google.com udp
GB 142.250.200.46:443 android.apis.google.com tcp
GB 172.217.169.74:443 tcp
US 1.1.1.1:53 0ba34225aa78d735a7976d154677b70e.au udp
US 1.1.1.1:53 8161c8d8e3a28d0a28b8bbef06e11751.ca udp
US 1.1.1.1:53 8e91f3acdf94168af13e3ba8808273b6.uk udp
US 1.1.1.1:53 7184c8b13ea56c14d2556438655a6709.org udp
US 1.1.1.1:53 49d9872691e0b08dd3d0fbd44d10f8e3.com udp
US 1.1.1.1:53 ae7d7a32f3872ac8535e0c14291e30bf.in udp
US 1.1.1.1:53 c9e49415bb52b3e0db9fc320b95e63aa.ir udp
US 1.1.1.1:53 4e54a9d05ac22b5ba510d8501d3cb73a.ua udp
US 1.1.1.1:53 42aeaa2f18fbd7aab361ff7442c19e5a.net udp
US 1.1.1.1:53 d3c871c600ea72d49f3b240bf669e5b2.us udp
US 1.1.1.1:53 06b21ca877dddd439203893faccaaf39.de udp
US 1.1.1.1:53 62b07532ca4b58f66a942e1d2fccf28b.info udp
GB 142.250.200.2:443 tcp

Files

/data/data/com.wpicture1_volume/files/.e

MD5 4e73947cabb5db3f92ca85004981b754
SHA1 6d9667fdb0280ed2dcb782b4683e422a51bdc601
SHA256 6db94232e756b90ed437f1bc87dc38cf20fb2e7c7a19a5e40c6c17254b7e234c
SHA512 be8b500a7070af1dfb53b0cf1a7b327dadc4e163a6dad905496ac228c58cd1ed87b054533917924455d35e9b300683ae33e1bcdd91935a5dbae1d693c3e13d69

Anonymous-DexFile@0xd4778000-0xd47fb8a4

MD5 169a2eb9ff29fcfb57d4504b9b8e7998
SHA1 aec276e723b4df6cf39b9c4091dc64a999ae8fdd
SHA256 60e357581fc25fbf8783df81326c56712c00b25e9bf0ca3458375d547e31174a
SHA512 1c69cb990862f721258d83efc9888b91ad1810bfa9566377994d5bb82e7298d06c3d70c9e219eba4f57c1ba7bc9deb92a478b8b067061a167b30ade3ad9a827d

/data/data/com.wpicture1_volume/.global.com.wpicture1_volume

MD5 046a414913add6f5bb60072c7db819b6
SHA1 451ee4f6809260aec622d772fd329c7d0297a842
SHA256 b66c1320cb063a1d391c94273572ea6edae76c8c8b0a07f8d75c88686f0df72a
SHA512 4e6355f3051ed5e811ab030abde1f5be7f5e1cf33be99cd08477e9b6c015deb1d8bd75a09fb9c7176b8511c5ad0a67abc0902a3531e97564ccb6afc57496a47c

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-07 22:09

Reported

2024-11-07 22:12

Platform

android-x64-20240910-en

Max time kernel

145s

Max time network

148s

Command Line

com.wpicture1_volume

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.wpicture1_volume/[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
Framework service call android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByViewId 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

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.wpicture1_volume

Network

Country Destination Domain Proto
N/A 224.0.0.251:5353 udp
GB 216.58.212.234:443 tcp
GB 216.58.212.206:443 tcp
US 1.1.1.1:53 android.apis.google.com udp
GB 142.250.200.14:443 android.apis.google.com tcp
US 1.1.1.1:53 06b21ca877dddd439203893faccaaf39.de udp
US 1.1.1.1:53 62b07532ca4b58f66a942e1d2fccf28b.info udp
US 1.1.1.1:53 d3c871c600ea72d49f3b240bf669e5b2.us udp
US 1.1.1.1:53 42aeaa2f18fbd7aab361ff7442c19e5a.net udp
US 1.1.1.1:53 0ba34225aa78d735a7976d154677b70e.au udp
US 1.1.1.1:53 ae7d7a32f3872ac8535e0c14291e30bf.in udp
US 1.1.1.1:53 49d9872691e0b08dd3d0fbd44d10f8e3.com udp
US 1.1.1.1:53 4e54a9d05ac22b5ba510d8501d3cb73a.ua udp
US 1.1.1.1:53 8e91f3acdf94168af13e3ba8808273b6.uk udp
US 1.1.1.1:53 c9e49415bb52b3e0db9fc320b95e63aa.ir udp
US 1.1.1.1:53 7184c8b13ea56c14d2556438655a6709.org udp
US 1.1.1.1:53 8161c8d8e3a28d0a28b8bbef06e11751.ca udp
US 1.1.1.1:53 ssl.google-analytics.com udp
GB 216.58.212.232:443 ssl.google-analytics.com tcp
GB 142.250.180.14:443 tcp
GB 142.250.180.14:443 tcp
GB 142.250.200.2:443 tcp

Files

/data/data/com.wpicture1_volume/files/.e

MD5 77dc50489b9323274732d27dc8a4e803
SHA1 0e02a3595b62489d0739d771881da8604d117c65
SHA256 c5684e792d1ebefea6aac09fed45911703fd58c899f8a08133d49dd91429a820
SHA512 0684a92f3e9c525384cfa53f531afba61e5930e1c27032a7e27e3315f72761b62e122dc34768d8162ba08f9bed53d148aa8dc034b46456bdd211f230637eba58

/data/user/0/com.wpicture1_volume/[email protected]

MD5 169a2eb9ff29fcfb57d4504b9b8e7998
SHA1 aec276e723b4df6cf39b9c4091dc64a999ae8fdd
SHA256 60e357581fc25fbf8783df81326c56712c00b25e9bf0ca3458375d547e31174a
SHA512 1c69cb990862f721258d83efc9888b91ad1810bfa9566377994d5bb82e7298d06c3d70c9e219eba4f57c1ba7bc9deb92a478b8b067061a167b30ade3ad9a827d

/data/data/com.wpicture1_volume/oat/x86_64/[email protected]

MD5 f892e4498f209de2959a4f856cbbf333
SHA1 3a8be0511db23490e245b530478aa34db7ee1677
SHA256 d3d7df554521ebb400dc6411a6995449f55987fc50eded26bd53c6bdfa245d3e
SHA512 f24c83ef3c2c2972ce05ae8a3333816cecbff6c0be417acd920f9421cf35540cc012f4173c97088c7b5b969de92975fd56ac64d166b51e4b434b9e1ac473bb2e

/data/data/com.wpicture1_volume/.global.com.wpicture1_volume

MD5 046a414913add6f5bb60072c7db819b6
SHA1 451ee4f6809260aec622d772fd329c7d0297a842
SHA256 b66c1320cb063a1d391c94273572ea6edae76c8c8b0a07f8d75c88686f0df72a
SHA512 4e6355f3051ed5e811ab030abde1f5be7f5e1cf33be99cd08477e9b6c015deb1d8bd75a09fb9c7176b8511c5ad0a67abc0902a3531e97564ccb6afc57496a47c