Malware Analysis Report

2024-10-19 12:58

Sample ID 240825-1y1egsxfmd
Target 8495ebc606d9adfdb89a575c0097c3d6b0ef576b220b253dc230376002d9d566.bin
SHA256 8495ebc606d9adfdb89a575c0097c3d6b0ef576b220b253dc230376002d9d566
Tags
octo banker collection credential_access discovery evasion impact infostealer persistence rat trojan stealth
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Mobile Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

8495ebc606d9adfdb89a575c0097c3d6b0ef576b220b253dc230376002d9d566

Threat Level: Known bad

The file 8495ebc606d9adfdb89a575c0097c3d6b0ef576b220b253dc230376002d9d566.bin was found to be: Known bad.

Malicious Activity Summary

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

Octo

Octo payload

Removes its main activity from the application launcher

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

Queries the mobile country code (MCC)

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

Declares broadcast receivers with permission to handle system events

Makes use of the framework's foreground persistence service

Requests modifying system settings.

Requests dangerous framework permissions

Declares services with permission to bind to the system

Reads information about phone network operator.

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

Acquires the wake lock

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

Performs UI accessibility actions on behalf of the user

Uses Crypto APIs (Might try to encrypt user data)

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

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-08-25 22:04

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: behavioral2

Detonation Overview

Submitted

2024-08-25 22:04

Reported

2024-08-25 22:19

Platform

android-33-x64-arm64-20240624-en

Max time kernel

177s

Max time network

178s

Command Line

com.theair08

Signatures

Octo

banker trojan infostealer rat 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.theair08/cache/qaztgsdmbchagw 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
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

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

Requests modifying system settings.

evasion
Description Indicator Process Target
Intent action android.settings.action.MANAGE_WRITE_SETTINGS 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.theair08

Network

Country Destination Domain Proto
GB 216.58.201.100:443 udp
GB 216.58.201.100:443 tcp
GB 216.58.201.100:443 tcp
N/A 224.0.0.251:5353 udp
US 1.1.1.1:53 hava540derece.com udp
US 74.119.239.234:443 hava540derece.com tcp
US 1.1.1.1:53 sicaktanbayilcam52.com udp
GB 216.58.204.78:443 tcp
GB 216.58.204.78:443 tcp
US 1.1.1.1:53 rcs-acs-tmo-us.jibe.google.com udp
US 216.239.36.155:443 rcs-acs-tmo-us.jibe.google.com tcp
US 1.1.1.1:53 sicakdanbeynimyandii2.com udp
US 1.1.1.1:53 selamcanoonaber.site udp
US 1.1.1.1:53 cehennemdirloo34.com udp
GB 142.250.187.227:443 tcp
US 1.1.1.1:53 otururkenterliyorum42.com udp
US 74.119.239.234:443 otururkenterliyorum42.com tcp
GB 216.58.201.100:443 tcp
GB 142.250.200.36:443 tcp
GB 142.250.200.36:443 tcp
GB 216.58.201.100:443 tcp
GB 216.58.201.100:443 tcp
US 1.1.1.1:53 remoteprovisioning.googleapis.com udp
GB 216.58.204.78:443 udp
US 172.64.41.3:443 tcp
US 172.64.41.3:443 tcp
US 172.64.41.3:443 tcp
US 1.1.1.1:53 update.googleapis.com udp
US 1.1.1.1:53 update.googleapis.com udp
US 1.1.1.1:53 update.googleapis.com udp
GB 172.217.16.227:443 update.googleapis.com tcp
US 1.1.1.1:53 chrome.cloudflare-dns.com udp
US 162.159.61.3:443 chrome.cloudflare-dns.com udp
GB 172.217.169.3:443 udp
GB 216.58.201.100:443 udp
US 1.1.1.1:53 havasarinliyorla234.com udp
US 1.1.1.1:53 sicaktanbayilcam52.com udp
US 1.1.1.1:53 robetcotraslros5234.com udp
US 74.119.239.234:443 otururkenterliyorum42.com tcp
US 1.1.1.1:53 pikniktupu2534.com udp
US 74.119.239.234:443 otururkenterliyorum42.com tcp
US 1.1.1.1:53 sicaklarbittikurtldk6215.com udp
US 1.1.1.1:53 slmla6242nbr.com udp
RU 193.143.1.24:443 slmla6242nbr.com tcp
US 74.119.239.234:443 otururkenterliyorum42.com tcp
RU 193.143.1.24:443 slmla6242nbr.com tcp
US 74.119.239.234:443 otururkenterliyorum42.com tcp
US 1.1.1.1:53 havacerinlii34.com udp
US 74.119.239.234:443 otururkenterliyorum42.com tcp
US 1.1.1.1:53 www.google.com udp
GB 142.250.180.4:443 www.google.com tcp
RU 193.143.1.24:443 slmla6242nbr.com tcp
RU 193.143.1.24:443 slmla6242nbr.com tcp
US 74.119.239.234:443 otururkenterliyorum42.com tcp
RU 193.143.1.24:443 slmla6242nbr.com tcp
RU 193.143.1.24:443 slmla6242nbr.com tcp
RU 193.143.1.24:443 slmla6242nbr.com tcp

Files

/data/data/com.theair08/cache/qaztgsdmbchagw

MD5 63481b163925d2d43c4050ba8754536f
SHA1 8ba6b0e7fcd1bdb48cc608689c1870bc7800b650
SHA256 5186084e508e68cf4f5dd81556a9b3ae2558db0322caa90b3192e88e97fd596b
SHA512 c5f07719e4ea6a0c298bb643ffec4aaaaf0fb670c09fbad8cb0e279db81bcf9bf128b8a948d77740b3ded4d51f61f3d852405df0358f7a8c2373cdf308d1b972

/data/data/com.theair08/cache/oat/qaztgsdmbchagw.cur.prof

MD5 5719c5fbc32bf4a6c943c40865837c05
SHA1 ee0da8ec6292d0fc7d2a29031454bf3da3b1cb83
SHA256 a2a66cded7cafe0d80fc740f68932349940e1333cbd8ff02154608a9911d1b70
SHA512 b94b7259d08437a0320131734a49d9342a8437d04cf953dd74d350ea66adb5cbc1a2a2eb26047231ed4fea140d1cd92d095140cb99d64a5538b1ed61961d4dbd

/data/data/com.theair08/.qcom.theair08

MD5 046a414913add6f5bb60072c7db819b6
SHA1 451ee4f6809260aec622d772fd329c7d0297a842
SHA256 b66c1320cb063a1d391c94273572ea6edae76c8c8b0a07f8d75c88686f0df72a
SHA512 4e6355f3051ed5e811ab030abde1f5be7f5e1cf33be99cd08477e9b6c015deb1d8bd75a09fb9c7176b8511c5ad0a67abc0902a3531e97564ccb6afc57496a47c

Analysis: behavioral1

Detonation Overview

Submitted

2024-08-25 22:04

Reported

2024-08-25 22:19

Platform

android-x86-arm-20240624-en

Max time kernel

30s

Max time network

173s

Command Line

com.theair08

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.theair08/cache/qaztgsdmbchagw N/A N/A
N/A /data/user/0/com.theair08/cache/qaztgsdmbchagw 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 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.theair08

Network

Country Destination Domain Proto
N/A 224.0.0.251:5353 udp
GB 142.250.187.202:443 tcp
US 1.1.1.1:53 semanticlocation-pa.googleapis.com udp
US 1.1.1.1:53 cehennemdirloo34.com udp
US 1.1.1.1:53 otururkenterliyorum42.com udp
US 1.1.1.1:53 robetcotraslros5234.com udp
US 74.119.239.234:443 otururkenterliyorum42.com tcp
US 74.119.239.234:443 otururkenterliyorum42.com tcp
GB 142.250.200.46:443 tcp
US 1.1.1.1:53 android.apis.google.com udp
GB 172.217.16.238:443 android.apis.google.com tcp
US 1.1.1.1:53 hava540derece.com udp
US 1.1.1.1:53 hava540derece.com udp
US 74.119.239.234:443 hava540derece.com tcp
US 74.119.239.234:443 hava540derece.com tcp
US 1.1.1.1:53 sicaktanbayilcam52.com udp
US 1.1.1.1:53 pikniktupu2534.com udp
US 1.1.1.1:53 slmla6242nbr.com udp
RU 193.143.1.24:443 slmla6242nbr.com tcp
US 1.1.1.1:53 pikniktupu2534.com udp
US 1.1.1.1:53 sicaklarbittikurtldk6215.com udp
US 1.1.1.1:53 havasarinliyorla234.com udp
US 1.1.1.1:53 sicakdanbeynimyandii2.com udp
RU 193.143.1.24:443 slmla6242nbr.com tcp
US 74.119.239.234:443 hava540derece.com tcp
RU 193.143.1.24:443 slmla6242nbr.com tcp
US 1.1.1.1:53 havacerinlii34.com udp
US 1.1.1.1:53 havacerinlii34.com udp
RU 193.143.1.24:443 slmla6242nbr.com tcp

Files

/data/data/com.theair08/cache/qaztgsdmbchagw

MD5 63481b163925d2d43c4050ba8754536f
SHA1 8ba6b0e7fcd1bdb48cc608689c1870bc7800b650
SHA256 5186084e508e68cf4f5dd81556a9b3ae2558db0322caa90b3192e88e97fd596b
SHA512 c5f07719e4ea6a0c298bb643ffec4aaaaf0fb670c09fbad8cb0e279db81bcf9bf128b8a948d77740b3ded4d51f61f3d852405df0358f7a8c2373cdf308d1b972