Malware Analysis Report

2025-01-19 05:35

Sample ID 240310-116z2scg94
Target 548c1e9b57dd267c109d59ee65fef907571ab01f27a87d67fc417d8ffeb2be9b.bin
SHA256 548c1e9b57dd267c109d59ee65fef907571ab01f27a87d67fc417d8ffeb2be9b
Tags
collection discovery evasion stealth trojan
score
8/10

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: behavioral3

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
8/10

SHA256

548c1e9b57dd267c109d59ee65fef907571ab01f27a87d67fc417d8ffeb2be9b

Threat Level: Likely malicious

The file 548c1e9b57dd267c109d59ee65fef907571ab01f27a87d67fc417d8ffeb2be9b.bin was found to be: Likely malicious.

Malicious Activity Summary

collection discovery evasion stealth trojan

Makes use of the framework's Accessibility service

Removes its main activity from the application launcher

Declares services with permission to bind to the system

Requests dangerous framework permissions

Acquires the wake lock

Reads information about phone network operator.

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

Uses Crypto APIs (Might try to encrypt user data)

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-03-10 22:08

Signatures

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

Requests dangerous framework permissions

Description Indicator Process Target
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 SMS messages. android.permission.READ_SMS N/A N/A
Allows an application to collect component usage statistics. android.permission.PACKAGE_USAGE_STATS 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 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 send SMS messages. android.permission.SEND_SMS 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 from external storage. android.permission.READ_EXTERNAL_STORAGE N/A N/A
Allows an application to record audio. android.permission.RECORD_AUDIO N/A N/A
Allows an application to read the user's contacts data. android.permission.READ_CONTACTS 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

2024-03-10 22:08

Reported

2024-03-10 22:54

Platform

android-x86-arm-20240221-en

Max time kernel

150s

Max time network

157s

Command Line

cihomy.iatfxismdobcaqqg.yikltdmmxgizz

Signatures

Makes use of the framework's Accessibility service

collection evasion
Description Indicator Process Target
Framework service call android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfoByAccessibilityId N/A N/A
Framework service call android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByText 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

Acquires the wake lock

Description Indicator Process Target
Framework service call android.os.IPowerManager.acquireWakeLock N/A N/A

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

Uses Crypto APIs (Might try to encrypt user data)

Description Indicator Process Target
Framework API call javax.crypto.Cipher.doFinal N/A N/A

Processes

cihomy.iatfxismdobcaqqg.yikltdmmxgizz

Network

Country Destination Domain Proto
N/A 224.0.0.251:5353 udp
US 1.1.1.1:53 semanticlocation-pa.googleapis.com udp
GB 172.217.169.10:443 semanticlocation-pa.googleapis.com tcp
GB 216.58.201.110:443 tcp
US 1.1.1.1:53 android.apis.google.com udp
GB 142.250.200.46:443 android.apis.google.com tcp
US 1.1.1.1:53 9pjlin9ilj udp
US 1.1.1.1:53 twitter.com udp
US 104.244.42.193:443 twitter.com tcp
US 104.244.42.193:443 twitter.com tcp
US 104.244.42.193:443 twitter.com tcp
US 104.244.42.193:443 twitter.com tcp
US 104.244.42.193:443 twitter.com tcp
US 104.244.42.193:443 twitter.com tcp
US 104.244.42.193:443 twitter.com tcp
US 104.244.42.193:443 twitter.com tcp

Files

N/A

Analysis: behavioral2

Detonation Overview

Submitted

2024-03-10 22:08

Reported

2024-03-10 22:54

Platform

android-x64-20240221-en

Max time kernel

151s

Max time network

160s

Command Line

cihomy.iatfxismdobcaqqg.yikltdmmxgizz

Signatures

Makes use of the framework's Accessibility service

collection evasion
Description Indicator Process Target
Framework service call android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfoByAccessibilityId N/A N/A
Framework service call android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByText 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

Acquires the wake lock

Description Indicator Process Target
Framework service call android.os.IPowerManager.acquireWakeLock N/A N/A

Reads information about phone network operator.

discovery

Uses Crypto APIs (Might try to encrypt user data)

Description Indicator Process Target
Framework API call javax.crypto.Cipher.doFinal N/A N/A

Processes

cihomy.iatfxismdobcaqqg.yikltdmmxgizz

Network

Country Destination Domain Proto
N/A 224.0.0.251:5353 udp
US 1.1.1.1:53 ssl.google-analytics.com udp
GB 172.217.169.8:443 ssl.google-analytics.com tcp
GB 142.250.200.46:443 tcp
US 1.1.1.1:53 android.apis.google.com udp
GB 142.250.200.46:443 android.apis.google.com tcp
US 1.1.1.1:53 9pjlin9ilj udp
US 1.1.1.1:53 twitter.com udp
US 104.244.42.1:443 twitter.com tcp
US 104.244.42.1:443 twitter.com tcp
GB 216.58.212.228:443 tcp
GB 216.58.212.228:443 tcp
US 104.244.42.1:443 twitter.com tcp
US 104.244.42.1:443 twitter.com tcp
US 104.244.42.1:443 twitter.com tcp
US 104.244.42.1:443 twitter.com tcp
US 104.244.42.1:443 twitter.com tcp
US 104.244.42.1:443 twitter.com tcp
GB 172.217.169.66:443 tcp
GB 172.217.169.14:443 tcp
US 104.244.42.1:443 twitter.com tcp
US 104.244.42.1:443 twitter.com tcp
US 104.244.42.1:443 twitter.com tcp
US 104.244.42.1:443 twitter.com tcp
US 104.244.42.1:443 twitter.com tcp
US 104.244.42.1:443 twitter.com tcp

Files

N/A

Analysis: behavioral3

Detonation Overview

Submitted

2024-03-10 22:08

Reported

2024-03-10 22:54

Platform

android-x64-arm64-20240221-en

Max time kernel

152s

Max time network

159s

Command Line

cihomy.iatfxismdobcaqqg.yikltdmmxgizz

Signatures

Makes use of the framework's Accessibility service

collection evasion
Description Indicator Process Target
Framework service call android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByText N/A N/A
Framework service call android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfoByAccessibilityId 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

Acquires the wake lock

Description Indicator Process Target
Framework service call android.os.IPowerManager.acquireWakeLock N/A N/A

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

Uses Crypto APIs (Might try to encrypt user data)

Description Indicator Process Target
Framework API call javax.crypto.Cipher.doFinal N/A N/A

Processes

cihomy.iatfxismdobcaqqg.yikltdmmxgizz

Network

Country Destination Domain Proto
N/A 224.0.0.251:5353 udp
GB 172.217.169.74:443 udp
GB 216.58.213.14:443 udp
GB 142.250.178.14:443 tcp
US 1.1.1.1:53 android.apis.google.com udp
GB 172.217.169.46:443 android.apis.google.com tcp
US 1.1.1.1:53 ssl.google-analytics.com udp
GB 172.217.169.8:443 ssl.google-analytics.com tcp
US 1.1.1.1:53 9pjlin9ilj udp
US 1.1.1.1:53 twitter.com udp
US 104.244.42.193:443 twitter.com tcp
US 104.244.42.193:443 twitter.com tcp
GB 172.217.169.4:443 tcp
GB 172.217.169.4:443 tcp
US 104.244.42.193:443 twitter.com tcp
US 104.244.42.193:443 twitter.com tcp
US 104.244.42.193:443 twitter.com tcp
US 104.244.42.193:443 twitter.com tcp
US 104.244.42.193:443 twitter.com tcp
US 104.244.42.193:443 twitter.com tcp
US 104.244.42.193:443 twitter.com tcp
US 104.244.42.193:443 twitter.com tcp
US 104.244.42.193:443 twitter.com tcp
US 104.244.42.193:443 twitter.com tcp

Files

N/A