Malware Analysis Report

2025-01-06 10:11

Sample ID 240601-esfx1aab23
Target 89549dbc2031d230f4ce26fb46a2de13_JaffaCakes118
SHA256 f3197b42871f0bdf65b9a0acf47ec0ce7432e8ecd3c892c8e0da0559110f9ab9
Tags
discovery evasion impact persistence
score
7/10

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
7/10

SHA256

f3197b42871f0bdf65b9a0acf47ec0ce7432e8ecd3c892c8e0da0559110f9ab9

Threat Level: Shows suspicious behavior

The file 89549dbc2031d230f4ce26fb46a2de13_JaffaCakes118 was found to be: Shows suspicious behavior.

Malicious Activity Summary

discovery evasion impact persistence

Queries information about the current Wi-Fi connection

Queries the mobile country code (MCC)

Queries the phone number (MSISDN for GSM devices)

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

Checks CPU information

Checks memory information

Queries information about running processes on the device

Checks if the internet connection is available

Requests dangerous framework permissions

Uses Crypto APIs (Might try to encrypt user data)

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-06-01 04:12

Signatures

Requests dangerous framework permissions

Description Indicator Process Target
Allows an application to write to external storage. android.permission.WRITE_EXTERNAL_STORAGE 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 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 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 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 receive SMS messages. android.permission.RECEIVE_SMS N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-01 04:11

Reported

2024-06-01 04:15

Platform

android-x86-arm-20240514-en

Max time kernel

24s

Max time network

131s

Command Line

com.jhl.guandu

Signatures

Checks CPU information

evasion discovery
Description Indicator Process Target
File opened for read /proc/cpuinfo N/A N/A

Checks memory information

evasion discovery
Description Indicator Process Target
File opened for read /proc/meminfo N/A N/A

Queries information about running processes on the device

discovery
Description Indicator Process Target
Framework service call android.app.IActivityManager.getRunningAppProcesses N/A N/A

Queries information about the current Wi-Fi connection

discovery
Description Indicator Process Target
Framework service call android.net.wifi.IWifiManager.getConnectionInfo 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 phone number (MSISDN for GSM devices)

discovery

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

Checks if the internet connection is available

discovery
Description Indicator Process Target
Framework service call android.net.IConnectivityManager.getActiveNetworkInfo 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.jhl.guandu

Network

Country Destination Domain Proto
N/A 224.0.0.251:5353 udp
GB 172.217.169.14:443 tcp
US 1.1.1.1:53 www.google.com udp
GB 142.250.179.228:443 www.google.com tcp
US 1.1.1.1:53 configcdn.quickapi.net udp
US 1.1.1.1:53 sdkreport.quickapi.net udp
US 1.1.1.1:53 serverip.sdk.quicksdk.net udp
US 1.1.1.1:53 rxtgame.com udp
US 50.2.248.6:443 rxtgame.com tcp
GB 142.250.178.3:443 tcp
CN 180.150.191.127:80 serverip.sdk.quicksdk.net tcp
US 1.1.1.1:53 sdkapi00.sdk.quicksdk.net udp
CN 106.75.35.13:80 sdkapi00.sdk.quicksdk.net tcp
GB 142.250.200.46:443 tcp
US 1.1.1.1:53 android.apis.google.com udp
GB 142.250.178.14:443 android.apis.google.com tcp
CN 180.150.191.127:80 serverip.sdk.quicksdk.net tcp

Files

/storage/emulated/0/UcQkDir/qk.dvid.txt

MD5 40c311535f14bd6f839df1d472ef51a6
SHA1 396dec4e69d9b48ac30cb43180ffd2ea5ce68b85
SHA256 d2f2d86b49429e7d079c2b7d82fd116a66e72fdc42b9275158a25816db2f4c15
SHA512 79f103a24c375c6885268ff7d3e06369d026531e800911e5a021be8026cd5c3d912c5f15b475335f7a501541e368c686b8f52601b925c4f280806cb8353c7bd8