Malware Analysis Report

2024-12-01 03:08

Sample ID 241111-lswrsaxgrc
Target a98c8797a53b75ef6e0f961db36080a6f2aec305b4911cea787a4b74e2b5e326
SHA256 a98c8797a53b75ef6e0f961db36080a6f2aec305b4911cea787a4b74e2b5e326
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

a98c8797a53b75ef6e0f961db36080a6f2aec305b4911cea787a4b74e2b5e326

Threat Level: Known bad

The file a98c8797a53b75ef6e0f961db36080a6f2aec305b4911cea787a4b74e2b5e326 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

Loads dropped Dex/Jar

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)

Makes use of the framework's Accessibility service

Checks Android system properties for emulator presence.

Declares services with permission to bind to the system

Acquires the wake lock

Makes use of the framework's foreground persistence service

Queries the mobile country code (MCC)

Declares broadcast receivers with permission to handle system events

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

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

Requests dangerous framework permissions

Attempts to obfuscate APK file format

Reads information about phone network operator.

Uses Crypto APIs (Might try to encrypt user data)

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

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 image files from external storage. android.permission.READ_MEDIA_IMAGES N/A N/A
Required to be able to access the camera device. android.permission.CAMERA 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 monitor incoming MMS messages. android.permission.RECEIVE_MMS N/A N/A
Allows an application to send SMS messages. android.permission.SEND_SMS N/A N/A
Allows an app to post notifications. android.permission.POST_NOTIFICATIONS N/A N/A
Required to be able to access the camera device. android.permission.CAMERA 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 to read video files from external storage. android.permission.READ_MEDIA_VIDEO 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 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 an application to read video files from external storage. android.permission.READ_MEDIA_VIDEO 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 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 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 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 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 SMS messages. android.permission.READ_SMS N/A N/A
Allows an app to access approximate location. android.permission.ACCESS_COARSE_LOCATION N/A N/A
Allows an application to recognize physical activity. android.permission.ACTIVITY_RECOGNITION 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 read the user's contacts data. android.permission.READ_CONTACTS N/A N/A
Allows an application to read the user's contacts data. android.permission.READ_CONTACTS 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 app to access precise location. android.permission.ACCESS_FINE_LOCATION N/A N/A
Allows an application to receive SMS messages. android.permission.RECEIVE_SMS 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
Required to be able to connect to paired Bluetooth devices. android.permission.BLUETOOTH_CONNECT N/A N/A
Required to be able to connect to paired Bluetooth devices. android.permission.BLUETOOTH_CONNECT N/A N/A
Allows access to the list of accounts in the Accounts Service. android.permission.GET_ACCOUNTS 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 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

2024-11-11 09:48

Reported

2024-11-11 09:51

Platform

android-x86-arm-20240910-en

Max time kernel

18s

Max time network

35s

Command Line

com.faceroutines_rubin9

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.faceroutines_rubin9/app_pen/iT.json N/A N/A
N/A /data/user/0/com.faceroutines_rubin9/app_pen/iT.json N/A N/A
N/A Anonymous-DexFile@0xcfc78000-0xcfcfb7c4 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.findAccessibilityNodeInfosByViewId N/A N/A
Framework service call android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfoByAccessibilityId 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.faceroutines_rubin9

/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.faceroutines_rubin9/app_pen/iT.json --output-vdex-fd=41 --oat-fd=42 --oat-location=/data/user/0/com.faceroutines_rubin9/app_pen/oat/x86/iT.odex --compiler-filter=quicken --class-loader-context=&

Network

Country Destination Domain Proto
N/A 224.0.0.251:5353 udp
US 1.1.1.1:53 5b9abbc9b56259997ee2c989ce06606b.in udp
US 1.1.1.1:53 5b9abbc9b56259997ee2c989ce06606b.in udp
US 1.1.1.1:53 65c77efce8aaca1b0d84dee0f5637046.ca udp
US 1.1.1.1:53 65c77efce8aaca1b0d84dee0f5637046.ca udp
US 1.1.1.1:53 259047bb3ac43b37740ba7621e609dec.de udp
US 1.1.1.1:53 259047bb3ac43b37740ba7621e609dec.de udp
US 1.1.1.1:53 6c3b202e2639281ac2ab6a04f7e25523.info udp
US 1.1.1.1:53 6c3b202e2639281ac2ab6a04f7e25523.info udp
US 1.1.1.1:53 0dbe7ee6ce434b7abed2c3fbe1026cdd.au udp
US 1.1.1.1:53 0dbe7ee6ce434b7abed2c3fbe1026cdd.au udp
US 1.1.1.1:53 48a14234f5540d53b1f29387770389b2.com udp
US 1.1.1.1:53 48a14234f5540d53b1f29387770389b2.com udp
US 1.1.1.1:53 37cd6167f1c3abeaa30221cc66ee8b77.ir udp
US 1.1.1.1:53 37cd6167f1c3abeaa30221cc66ee8b77.ir udp
US 1.1.1.1:53 5e69732a7579cd99d21ec2e1075ce534.net udp
US 1.1.1.1:53 5e69732a7579cd99d21ec2e1075ce534.net udp
US 1.1.1.1:53 ec04ae4c45ca961586c0f85abe80ae7b.us udp
US 1.1.1.1:53 ec04ae4c45ca961586c0f85abe80ae7b.us udp
US 1.1.1.1:53 139d12d81cd9ce0637e98fc72046a159.ua udp
US 1.1.1.1:53 139d12d81cd9ce0637e98fc72046a159.ua udp
US 1.1.1.1:53 0be0716c02795bb53d4050bf7f5d115d.uk udp
US 1.1.1.1:53 0be0716c02795bb53d4050bf7f5d115d.uk udp
US 1.1.1.1:53 efdf7fcccc30b4f4a514e2242e694b2e.org udp
US 1.1.1.1:53 efdf7fcccc30b4f4a514e2242e694b2e.org udp
US 1.1.1.1:53 6c3b202e2639281ac2ab6a04f7e25523.info udp
US 1.1.1.1:53 6c3b202e2639281ac2ab6a04f7e25523.info udp
US 1.1.1.1:53 259047bb3ac43b37740ba7621e609dec.de udp
US 1.1.1.1:53 259047bb3ac43b37740ba7621e609dec.de udp
US 1.1.1.1:53 5b9abbc9b56259997ee2c989ce06606b.in udp
US 1.1.1.1:53 5b9abbc9b56259997ee2c989ce06606b.in udp
US 1.1.1.1:53 139d12d81cd9ce0637e98fc72046a159.ua udp
US 1.1.1.1:53 139d12d81cd9ce0637e98fc72046a159.ua udp
US 1.1.1.1:53 efdf7fcccc30b4f4a514e2242e694b2e.org udp
US 1.1.1.1:53 efdf7fcccc30b4f4a514e2242e694b2e.org udp
US 1.1.1.1:53 37cd6167f1c3abeaa30221cc66ee8b77.ir udp
US 1.1.1.1:53 37cd6167f1c3abeaa30221cc66ee8b77.ir udp
US 1.1.1.1:53 0be0716c02795bb53d4050bf7f5d115d.uk udp
US 1.1.1.1:53 0be0716c02795bb53d4050bf7f5d115d.uk udp
US 1.1.1.1:53 65c77efce8aaca1b0d84dee0f5637046.ca udp
US 1.1.1.1:53 65c77efce8aaca1b0d84dee0f5637046.ca udp
US 1.1.1.1:53 48a14234f5540d53b1f29387770389b2.com udp
US 1.1.1.1:53 48a14234f5540d53b1f29387770389b2.com udp
US 1.1.1.1:53 0dbe7ee6ce434b7abed2c3fbe1026cdd.au udp
US 1.1.1.1:53 0dbe7ee6ce434b7abed2c3fbe1026cdd.au udp
US 1.1.1.1:53 5e69732a7579cd99d21ec2e1075ce534.net udp
US 1.1.1.1:53 5e69732a7579cd99d21ec2e1075ce534.net udp
US 1.1.1.1:53 ec04ae4c45ca961586c0f85abe80ae7b.us udp
US 1.1.1.1:53 ec04ae4c45ca961586c0f85abe80ae7b.us udp
GB 172.217.16.238:443 tcp
GB 172.217.16.238:443 tcp
GB 142.250.187.202:443 tcp

Files

/data/data/com.faceroutines_rubin9/app_pen/iT.json

MD5 7e1b6ea01baf5f4cade64ecbfcdac237
SHA1 434d87de632d30f7dd6596b90563519872464b57
SHA256 35cbed901a42f564f7043acd7f7522945abebb243f4c88cf61b5941c8df2619a
SHA512 b7d29f64748e3836e0316309e5c3a768fccabea1e761173c880578e160b383512e00ca94de1e591f5612eea553af426fa5cc869813f083b35341dfdd8c69081d

/data/data/com.faceroutines_rubin9/app_pen/iT.json

MD5 acdf85594f706219b410ba35c0e5a307
SHA1 675d063112e127a0ad1a5ea57981e04252f3bb85
SHA256 77b7718cca78e31664da33037e8192e94e81a8f5a2427d53a8a1fb291da901ff
SHA512 c296092bfaa9ffa15eb8a8a8147567d47bb5c4f915e4844532a8ab4bdf04d4ab444815e3ab9a3ffc632c8e9929857343448a9134087808ff0cbd27aad3413457

/data/user/0/com.faceroutines_rubin9/app_pen/iT.json

MD5 7099c01be2aceb8b85ad4ed63f740074
SHA1 3804f8fd3454492926a5a4c7a3014951dfb52719
SHA256 f81856d9cbc1e2fcd019f28716516ec1ffd94f31579fd229d3e78497b03c46c8
SHA512 2cd09fc1e56287e2eb456277dee694a2da45de3a3c4a6c1726628c92dfbeb4544f78f262957a3ebb8f9eb29b10a7b20cca2dd0f3a1fd7020f8dadeb6948b3c66

/data/user/0/com.faceroutines_rubin9/app_pen/iT.json

MD5 7e80de7ef22cdd6b453f85bbe4b97945
SHA1 f3b5e07e642f30ed7fc2e2e1baec03dc1ec88007
SHA256 1c097c99c7e7e5dd663965c3c69e08f51ceb1240af89d4bd82ce375d8b38131a
SHA512 7d7de94bfcde0fff902baa7d73b0c6235a8feb8cb61721cd6a50322a3cbd87d261e2b7964176f6480c3abc0b8979d6428e5228f56b7a67b0e295ddd665ad0dc1

/data/data/com.faceroutines_rubin9/files/.x

MD5 4e73947cabb5db3f92ca85004981b754
SHA1 6d9667fdb0280ed2dcb782b4683e422a51bdc601
SHA256 6db94232e756b90ed437f1bc87dc38cf20fb2e7c7a19a5e40c6c17254b7e234c
SHA512 be8b500a7070af1dfb53b0cf1a7b327dadc4e163a6dad905496ac228c58cd1ed87b054533917924455d35e9b300683ae33e1bcdd91935a5dbae1d693c3e13d69

Anonymous-DexFile@0xcfc78000-0xcfcfb7c4

MD5 a3497a83dd2071f16a5a0a83f0a14a8b
SHA1 d737f6c3ac565893de2a413d84382819fc092898
SHA256 e6a74034c552c896cbdbaf0ff4d762cea3dee8cf3ad7fb84d3c07f4e29674d49
SHA512 9b24e5b24e89bed623033e7433cf3eeccbdc9226538fcf4064b1b151322d9ff7ac09c9619bb21a0ec7826569cd12596eab83c2506bf78dfacbcc014edcbd6c55

/data/data/com.faceroutines_rubin9/.global.com.faceroutines_rubin9

MD5 046a414913add6f5bb60072c7db819b6
SHA1 451ee4f6809260aec622d772fd329c7d0297a842
SHA256 b66c1320cb063a1d391c94273572ea6edae76c8c8b0a07f8d75c88686f0df72a
SHA512 4e6355f3051ed5e811ab030abde1f5be7f5e1cf33be99cd08477e9b6c015deb1d8bd75a09fb9c7176b8511c5ad0a67abc0902a3531e97564ccb6afc57496a47c