Malware Analysis Report

2025-01-19 07:01

Sample ID 240523-mm59psdc89
Target 6aa97041fd937f739f07cceec7197d92_JaffaCakes118
SHA256 eebba53ccef41da0237755ad2be6e656f8be003a231835f915027840a2fb99db
Tags
banker discovery evasion impact persistence collection credential_access
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 Overview

score
8/10

SHA256

eebba53ccef41da0237755ad2be6e656f8be003a231835f915027840a2fb99db

Threat Level: Likely malicious

The file 6aa97041fd937f739f07cceec7197d92_JaffaCakes118 was found to be: Likely malicious.

Malicious Activity Summary

banker discovery evasion impact persistence collection credential_access

Queries a list of all the installed applications on the device (Might be used in an attempt to overlay legitimate apps)

Checks memory information

Queries the mobile country code (MCC)

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

Obtains sensitive information copied to the device clipboard

Checks CPU information

Requests dangerous framework permissions

Uses Crypto APIs (Might try to encrypt user data)

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-05-23 10:35

Signatures

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-23 10:35

Reported

2024-05-23 10:39

Platform

android-x86-arm-20240514-en

Max time kernel

151s

Max time network

156s

Command Line

com.abcQQ3146316437

Signatures

Queries a list of all the installed applications on the device (Might be used in an attempt to overlay legitimate apps)

banker discovery

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 the mobile country code (MCC)

discovery
Description Indicator Process Target
Framework service call com.android.internal.telephony.ITelephony.getNetworkCountryIsoForPhone 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.abcQQ3146316437

Network

Country Destination Domain Proto
GB 142.250.200.42:443 tcp
N/A 224.0.0.251:5353 udp
US 1.1.1.1:53 www.google.com udp
GB 142.250.200.36:443 www.google.com tcp
US 1.1.1.1:53 qq.okjike.com udp
CN 47.99.112.78:80 qq.okjike.com tcp
CN 47.99.112.78:80 qq.okjike.com tcp
GB 142.250.187.206:443 tcp
US 1.1.1.1:53 android.apis.google.com udp
GB 142.250.178.14:443 android.apis.google.com tcp

Files

N/A

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-23 10:35

Reported

2024-05-23 10:39

Platform

android-x64-arm64-20240514-en

Max time kernel

154s

Max time network

132s

Command Line

com.abcQQ3146316437

Signatures

Queries a list of all the installed applications on the device (Might be used in an attempt to overlay legitimate apps)

banker discovery

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

Obtains sensitive information copied to the device clipboard

collection credential_access impact
Description Indicator Process Target
Framework service call android.content.IClipboard.addPrimaryClipChangedListener 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.abcQQ3146316437

Network

Country Destination Domain Proto
N/A 224.0.0.251:5353 udp
GB 172.217.16.238:443 tcp
US 1.1.1.1:53 android.apis.google.com udp
GB 142.250.187.206:443 android.apis.google.com tcp
US 1.1.1.1:53 ssl.google-analytics.com udp
US 1.1.1.1:53 qq.okjike.com udp
GB 142.250.179.232:443 ssl.google-analytics.com tcp
CN 47.99.112.78:80 qq.okjike.com tcp
CN 47.99.112.78:80 qq.okjike.com tcp
GB 216.58.201.100:443 tcp
GB 216.58.201.100:443 tcp

Files

N/A