Malware Analysis Report

2025-01-19 06:54

Sample ID 240523-p24qjaba96
Target com.zlya.intfire-2.1.19.apk
SHA256 a2d84f922955b79be2e7d4e166f7f5fc91e34086d37dff79577fc3e9615d1fd4
Tags
discovery evasion persistence collection credential_access impact
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: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
7/10

SHA256

a2d84f922955b79be2e7d4e166f7f5fc91e34086d37dff79577fc3e9615d1fd4

Threat Level: Shows suspicious behavior

The file com.zlya.intfire-2.1.19.apk was found to be: Shows suspicious behavior.

Malicious Activity Summary

discovery evasion persistence collection credential_access impact

Checks CPU information

Checks memory information

Queries information about running processes on the device

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

Requests dangerous framework permissions

Checks the presence of a debugger

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-05-23 12:50

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
Required to be able to access the camera device. android.permission.CAMERA N/A N/A
Allows an app to access approximate location. android.permission.ACCESS_COARSE_LOCATION N/A N/A
Allows an app to access precise location. android.permission.ACCESS_FINE_LOCATION 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 from external storage. android.permission.READ_EXTERNAL_STORAGE N/A N/A
Allows an application to request installing packages. android.permission.REQUEST_INSTALL_PACKAGES 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 post notifications. android.permission.POST_NOTIFICATIONS N/A N/A
Allows an app to access location in the background. android.permission.ACCESS_BACKGROUND_LOCATION N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-23 12:50

Reported

2024-05-23 13:38

Platform

android-x86-arm-20240514-en

Max time kernel

156s

Max time network

177s

Command Line

com.zlya.intfire

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 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

Checks the presence of a debugger

evasion

Processes

com.zlya.intfire

Network

Country Destination Domain Proto
N/A 224.0.0.251:5353 udp
GB 172.217.169.10:443 tcp
US 1.1.1.1:53 gosspublic.alicdn.com udp
US 1.1.1.1:53 api.map.baidu.com udp
US 163.181.154.230:80 gosspublic.alicdn.com tcp
HK 103.235.46.245:80 api.map.baidu.com tcp
HK 103.235.46.245:80 api.map.baidu.com tcp
US 1.1.1.1:53 log.ys7.com udp
CN 115.238.23.23:443 log.ys7.com tcp
CN 115.238.23.23:443 log.ys7.com tcp
US 1.1.1.1:53 dlswbr.baidu.com udp
CN 125.74.1.35:443 dlswbr.baidu.com tcp
CN 125.74.1.35:443 dlswbr.baidu.com tcp
GB 142.250.180.14:443 tcp
US 1.1.1.1:53 android.apis.google.com udp
GB 142.250.179.238:443 android.apis.google.com tcp
GB 142.250.187.206:443 tcp
CN 125.74.110.35:443 dlswbr.baidu.com tcp
CN 125.74.110.35:443 dlswbr.baidu.com tcp

Files

N/A

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-23 12:50

Reported

2024-05-23 13:24

Platform

android-x64-arm64-20240514-en

Max time kernel

158s

Max time network

180s

Command Line

com.zlya.intfire

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

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

Queries information about running processes on the device

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

Checks the presence of a debugger

evasion

Processes

com.zlya.intfire

Network

Country Destination Domain Proto
N/A 224.0.0.251:5353 udp
GB 142.250.178.14:443 tcp
GB 142.250.178.14:443 tcp
US 1.1.1.1:53 android.apis.google.com udp
GB 142.250.179.238:443 android.apis.google.com tcp
US 1.1.1.1:53 ssl.google-analytics.com udp
GB 216.58.212.200:443 ssl.google-analytics.com tcp
US 1.1.1.1:53 gosspublic.alicdn.com udp
US 1.1.1.1:53 api.map.baidu.com udp
HK 103.235.46.245:80 api.map.baidu.com tcp
HK 103.235.46.245:80 api.map.baidu.com tcp
US 163.181.154.230:80 gosspublic.alicdn.com tcp
US 1.1.1.1:53 log.ys7.com udp
CN 115.238.23.22:443 log.ys7.com tcp
CN 115.238.23.22:443 log.ys7.com tcp
US 1.1.1.1:53 dlswbr.baidu.com udp
HK 103.235.46.245:80 api.map.baidu.com tcp
CN 58.57.102.35:443 dlswbr.baidu.com tcp
CN 58.57.102.35:443 dlswbr.baidu.com tcp
GB 216.58.201.100:443 tcp
GB 216.58.201.100:443 tcp
CN 180.97.198.35:443 dlswbr.baidu.com tcp
CN 180.97.198.35:443 dlswbr.baidu.com tcp

Files

N/A