Malware Analysis Report

2024-12-01 03:08

Sample ID 241111-lswrsawrbt
Target fbbe394b15f1f3deb274d7568dfce4e280563383a7fab549fa628943e3f5b5a9
SHA256 fbbe394b15f1f3deb274d7568dfce4e280563383a7fab549fa628943e3f5b5a9
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 Overview

score
10/10

SHA256

fbbe394b15f1f3deb274d7568dfce4e280563383a7fab549fa628943e3f5b5a9

Threat Level: Known bad

The file fbbe394b15f1f3deb274d7568dfce4e280563383a7fab549fa628943e3f5b5a9 was found to be: Known bad.

Malicious Activity Summary

octo banker collection credential_access discovery evasion impact infostealer persistence rat trojan

Octo payload

Octo family

Octo

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)

Queries the phone number (MSISDN for GSM devices)

Loads dropped Dex/Jar

Checks Android system properties for emulator presence.

Queries the mobile country code (MCC)

Attempts to obfuscate APK file format

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

Declares services with permission to bind to the system

Declares broadcast receivers with permission to handle system events

Makes use of the framework's foreground persistence service

Acquires the wake lock

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

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 memory information

Checks CPU information

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-11 09:48

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 application to read video files from external storage. android.permission.READ_MEDIA_VIDEO N/A N/A
Allows an app to access precise location. android.permission.ACCESS_FINE_LOCATION 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 application to record audio. android.permission.RECORD_AUDIO 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 access approximate location. android.permission.ACCESS_COARSE_LOCATION 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 connect to paired Bluetooth devices. android.permission.BLUETOOTH_CONNECT 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 read the user's contacts data. android.permission.READ_CONTACTS N/A N/A
Allows an application to read SMS messages. android.permission.READ_SMS N/A N/A
Allows an application to receive SMS messages. android.permission.RECEIVE_SMS N/A N/A
Required to be able to access the camera device. android.permission.CAMERA N/A N/A
Allows an app to post notifications. android.permission.POST_NOTIFICATIONS N/A N/A
Allows an application to read image or video files from external storage that a user has selected via the permission prompt photo picker. android.permission.READ_MEDIA_VISUAL_USER_SELECTED 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 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
Allows an application to read image files from external storage. android.permission.READ_MEDIA_IMAGES N/A N/A
Allows an application to read from external storage. android.permission.READ_EXTERNAL_STORAGE N/A N/A
Allows an app to access approximate location. android.permission.ACCESS_COARSE_LOCATION 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 application to send SMS messages. android.permission.SEND_SMS 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 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 app to post notifications. android.permission.POST_NOTIFICATIONS N/A N/A
Allows an application to read image files from external storage. android.permission.READ_MEDIA_IMAGES 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 video files from external storage. android.permission.READ_MEDIA_VIDEO N/A N/A
Required to be able to access the camera device. android.permission.CAMERA N/A N/A
Allows an application to record audio. android.permission.RECORD_AUDIO N/A N/A
Allows an app to post notifications. android.permission.POST_NOTIFICATIONS N/A N/A
Allows an application to monitor incoming MMS messages. android.permission.RECEIVE_MMS 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 or video files from external storage that a user has selected via the permission prompt photo picker. android.permission.READ_MEDIA_VISUAL_USER_SELECTED N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-11 09:48

Reported

2024-11-11 09:51

Platform

android-x86-arm-20240624-en

Max time kernel

21s

Max time network

35s

Command Line

com.mservice_mover00

Signatures

Octo

banker trojan infostealer rat octo

Octo family

octo

Octo payload

Description Indicator Process Target
N/A N/A N/A N/A

Checks Android system properties for emulator presence.

evasion
Description Indicator Process Target
Accessed system property key: ro.product.model N/A N/A

Loads dropped Dex/Jar

evasion
Description Indicator Process Target
N/A /data/user/0/com.mservice_mover00/app_awesome/wHEWdHf.json N/A N/A
N/A /data/user/0/com.mservice_mover00/app_awesome/wHEWdHf.json N/A N/A
N/A Anonymous-DexFile@0xd261c000-0xd269f764 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

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.mservice_mover00

/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.mservice_mover00/app_awesome/wHEWdHf.json --output-vdex-fd=41 --oat-fd=42 --oat-location=/data/user/0/com.mservice_mover00/app_awesome/oat/x86/wHEWdHf.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 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 d27d29db43e710eb8d67003cf25a431f.website udp
US 1.1.1.1:53 d27d29db43e710eb8d67003cf25a431f.website udp
US 1.1.1.1:53 7d3b63f56322aa1b5522a83dab4e46d9.online udp
US 1.1.1.1:53 7d3b63f56322aa1b5522a83dab4e46d9.online udp
US 1.1.1.1:53 185844ff0d196d0d248441f1d5affbbd.xyz udp
US 1.1.1.1:53 185844ff0d196d0d248441f1d5affbbd.xyz udp
US 1.1.1.1:53 5a867f264a40c63d21429c879401f8f8.space udp
US 1.1.1.1:53 5a867f264a40c63d21429c879401f8f8.space udp
US 1.1.1.1:53 ce1e91308d04577e7bc707e99488399b.top udp
US 1.1.1.1:53 ce1e91308d04577e7bc707e99488399b.top 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 216.58.204.78:443 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 7d3b63f56322aa1b5522a83dab4e46d9.online udp
US 1.1.1.1:53 7d3b63f56322aa1b5522a83dab4e46d9.online udp
US 1.1.1.1:53 d27d29db43e710eb8d67003cf25a431f.website udp
US 1.1.1.1:53 d27d29db43e710eb8d67003cf25a431f.website udp
US 1.1.1.1:53 5a867f264a40c63d21429c879401f8f8.space udp
US 1.1.1.1:53 5a867f264a40c63d21429c879401f8f8.space udp
US 1.1.1.1:53 185844ff0d196d0d248441f1d5affbbd.xyz udp
US 1.1.1.1:53 185844ff0d196d0d248441f1d5affbbd.xyz udp
US 1.1.1.1:53 ce1e91308d04577e7bc707e99488399b.top udp
US 1.1.1.1:53 ce1e91308d04577e7bc707e99488399b.top 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.mservice_mover00/app_awesome/wHEWdHf.json

MD5 8338c95b79119d18220f188de90d5c06
SHA1 7844f44422a780c83638e5421db2e032e733225f
SHA256 dd196094d7d0b2698752f6288c825097c259f5f3c51d076e83e95729f3e24545
SHA512 6764f2a8a2eaae3f5bca8360919a3eb67aeb1b434e799351dc81929e2a7d8bbdc691787fae6e0fe4805844f18a3f5d5bd2dfaa26639c03873d5ff8bc2c35a6f8

/data/data/com.mservice_mover00/app_awesome/wHEWdHf.json

MD5 2097e661ba915899378c004564c7d129
SHA1 ea3b376c6b236193d47e9d9b127f8f0465266f35
SHA256 a850209fff79d169bbd503ecc3ab5306b99c3e2871270f361c9ee7e964d6c56d
SHA512 835c64373e2a87af4f31da31888faaefe0cd99e204981bc8cda034f7b8b347f19cf3a1465e9a4cc7c3fb7c6853a79a916785aa262f0f9db01d657be38e7816bd

/data/user/0/com.mservice_mover00/app_awesome/wHEWdHf.json

MD5 15959a4b2c17e08ac602c6d6c4b42e10
SHA1 337a3a3b9d2490a1312c443daa00df3afc281f5c
SHA256 b29a4d1163b65f5f18db8cfad7b004efe989a3d091454ea2af91be08f0868229
SHA512 a92b554776b37be80420fd21548bf798f118fe0528830781a20f08965e6a30ae98ac1882ec89853dea76d356f938cb5090d68b492ead72f74581e35c9e3a0a8f

/data/user/0/com.mservice_mover00/app_awesome/wHEWdHf.json

MD5 e5609948d15ab46517fff49982be437a
SHA1 75dc65d1265046eb07aca0581232de6e818f2c99
SHA256 de133a467743011e4c4744a41c4cd95155c6a9394864c1744e49091b1c1a3d9a
SHA512 aa34d60bd70c951014244a828f6896a6da0315732e89a989a59e91428f5782f6ad8830a575091b41026fd5bcfe1dc0250ad0e7a4f9953aca803e0282ff5b3dd7

/data/data/com.mservice_mover00/files/.z

MD5 4e73947cabb5db3f92ca85004981b754
SHA1 6d9667fdb0280ed2dcb782b4683e422a51bdc601
SHA256 6db94232e756b90ed437f1bc87dc38cf20fb2e7c7a19a5e40c6c17254b7e234c
SHA512 be8b500a7070af1dfb53b0cf1a7b327dadc4e163a6dad905496ac228c58cd1ed87b054533917924455d35e9b300683ae33e1bcdd91935a5dbae1d693c3e13d69

Anonymous-DexFile@0xd261c000-0xd269f764

MD5 1429778a133d569f564003e474a4941a
SHA1 4b183b9a78ad1fda798cb30eab28a5d14072a0e8
SHA256 66c23e7e8ca124b75b77fc69bb442bcb79f486f860902641e287f4bdfc9cc3bd
SHA512 f72fed120d1952807bf0a5a94a8571aad08aa75bcb201cd65f09e7b03d00eb35447952187e46147791d15e04bc07ffb8a53d636f4e85086cc4b13870f139cd49

/data/data/com.mservice_mover00/.global.com.mservice_mover00

MD5 046a414913add6f5bb60072c7db819b6
SHA1 451ee4f6809260aec622d772fd329c7d0297a842
SHA256 b66c1320cb063a1d391c94273572ea6edae76c8c8b0a07f8d75c88686f0df72a
SHA512 4e6355f3051ed5e811ab030abde1f5be7f5e1cf33be99cd08477e9b6c015deb1d8bd75a09fb9c7176b8511c5ad0a67abc0902a3531e97564ccb6afc57496a47c