Malware Analysis Report

2024-09-09 13:48

Sample ID 240618-1ynqpaxepc
Target 9b9c00b599a5bc9b4017b091f249c2806d892ad31d552bd3df460d7cb863cf14.bin
SHA256 9b9c00b599a5bc9b4017b091f249c2806d892ad31d552bd3df460d7cb863cf14
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 Matrix

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

9b9c00b599a5bc9b4017b091f249c2806d892ad31d552bd3df460d7cb863cf14

Threat Level: Known bad

The file 9b9c00b599a5bc9b4017b091f249c2806d892ad31d552bd3df460d7cb863cf14.bin was found to be: Known bad.

Malicious Activity Summary

octo banker collection credential_access discovery evasion impact infostealer persistence rat stealth trojan

Octo

Octo payload

Removes its main activity from the application launcher

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

Queries the phone number (MSISDN for GSM devices)

Loads dropped Dex/Jar

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

Queries the mobile country code (MCC)

Declares broadcast receivers with permission to handle system events

Reads information about phone network operator.

Declares services with permission to bind to the system

Requests dangerous framework permissions

Makes use of the framework's foreground persistence service

Acquires the wake lock

Performs UI accessibility actions on behalf of the user

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

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

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

Uses Crypto APIs (Might try to encrypt user data)

MITRE ATT&CK Matrix

N/A

Analysis: static1

Detonation Overview

Reported

2024-06-18 22:03

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 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 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

2024-06-18 22:03

Reported

2024-06-18 22:06

Platform

android-x86-arm-20240611.1-en

Max time kernel

179s

Max time network

145s

Command Line

com.airtellql

Signatures

Octo

banker trojan infostealer rat 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.airtellql/cache/dmbgcypmavpl N/A N/A
N/A /data/user/0/com.airtellql/cache/dmbgcypmavpl 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.airtellql

Network

Country Destination Domain Proto
N/A 224.0.0.251:5353 udp
US 1.1.1.1:53 semanticlocation-pa.googleapis.com udp
US 1.1.1.1:53 zupqel.xyz udp
US 1.1.1.1:53 gikmuv.xyz udp
US 1.1.1.1:53 xepmeq.xyz udp
US 1.1.1.1:53 tupfij.xyz udp
US 1.1.1.1:53 qidvob.top udp
US 1.1.1.1:53 xotpin.top udp
US 1.1.1.1:53 nevdiz.xyz udp
US 1.1.1.1:53 hudxap.top udp
US 1.1.1.1:53 werboq.xyz udp
US 1.1.1.1:53 leoyuz.top udp
US 1.1.1.1:53 fozkiv.xyz udp
US 1.1.1.1:53 lupzod.xyz udp
US 1.1.1.1:53 qowzef.top udp
US 1.1.1.1:53 rizyat.top udp
US 1.1.1.1:53 gufwap.xyz udp
US 1.1.1.1:53 kovjep.top udp
US 1.1.1.1:53 yiqvux.xyz udp
US 1.1.1.1:53 juxleq.top udp
US 1.1.1.1:53 wemdap.top udp
US 1.1.1.1:53 xulqir.top udp
GB 216.58.212.238:443 tcp
US 1.1.1.1:53 android.apis.google.com udp
GB 142.250.179.238:443 android.apis.google.com tcp
GB 172.217.16.234:443 semanticlocation-pa.googleapis.com tcp

Files

/data/data/com.airtellql/cache/dmbgcypmavpl

MD5 555d7d83ed1e7fd974b12869150211a6
SHA1 dd238b54cf6d8d1bd76903e06a46f21d3f5d2620
SHA256 505d2049a856697ce0d0ffcb24e92c33fce95b55bb195f902f3afecea417d869
SHA512 76cd63f13fddb0185aea7699c9dbf16aaf93693c68070e733f6a404d43c424c1673aa1bef92aaafbabf88e3fbf6eff35485ba0c94227a30f10fa682ebb05fbb1

/data/data/com.airtellql/cache/oat/dmbgcypmavpl.cur.prof

MD5 7d1d11314f720c9b978abb5c337c3dfd
SHA1 d2726bb329adbe1bd98cc772bf1ced4e74c65606
SHA256 d7d006dc755e501d27034da34c69fea60f4c0ce9f572d0afc12dc70026b6bccc
SHA512 b4673ca63a74ca567d58b54dd3bea2566406ff07e7280947deb99628cb41bfc6643748cfb9fa5b597398efeb16414763b26a11baadc48cea36b8725d5905aceb

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-18 22:03

Reported

2024-06-18 22:06

Platform

android-x64-20240611.1-en

Max time network

131s

Command Line

N/A

Signatures

N/A

Processes

N/A

Network

Country Destination Domain Proto
N/A 224.0.0.251:5353 udp
GB 172.217.169.42:443 tcp
US 1.1.1.1:53 ssl.google-analytics.com udp
GB 216.58.213.8:443 ssl.google-analytics.com tcp
US 1.1.1.1:53 android.apis.google.com udp
GB 142.250.187.206:443 android.apis.google.com tcp
GB 142.250.179.238:443 tcp
GB 142.250.187.206:443 android.apis.google.com tcp
GB 142.250.187.194:443 tcp
GB 172.217.16.228:443 tcp
GB 172.217.16.228:443 tcp

Files

N/A