Malware Analysis Report

2025-01-19 07:57

Sample ID 240610-n62w3aaa91
Target 9a9832123d7c560680a18be797200eb7_JaffaCakes118
SHA256 679b1d94112b193f79986cc825d5c9ae4117259cd6bbf1e8477272fce3320f8c
Tags
discovery impact
score
6/10

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
6/10

SHA256

679b1d94112b193f79986cc825d5c9ae4117259cd6bbf1e8477272fce3320f8c

Threat Level: Shows suspicious behavior

The file 9a9832123d7c560680a18be797200eb7_JaffaCakes118 was found to be: Shows suspicious behavior.

Malicious Activity Summary

discovery impact

Requests dangerous framework permissions

Domain associated with commercial stalkerware software, includes indicators from echap.eu.org

Queries information about active data network

Uses Crypto APIs (Might try to encrypt user data)

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-06-10 12:01

Signatures

Requests dangerous framework permissions

Description Indicator Process Target
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 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
Required to be able to access the camera device. android.permission.CAMERA N/A N/A
Allows access to the list of accounts in the Accounts Service. android.permission.GET_ACCOUNTS N/A N/A
Allows an app to access precise location. android.permission.ACCESS_FINE_LOCATION N/A N/A
Allows an app to access approximate location. android.permission.ACCESS_COARSE_LOCATION N/A N/A
Allows an application to read or write the system settings. android.permission.WRITE_SETTINGS 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 record audio. android.permission.RECORD_AUDIO N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-10 12:01

Reported

2024-06-10 12:04

Platform

android-x86-arm-20240603-en

Max time kernel

34s

Max time network

131s

Command Line

com.xgbuy.xg

Signatures

Domain associated with commercial stalkerware software, includes indicators from echap.eu.org

Description Indicator Process Target
N/A f.appjiagu.com N/A N/A

Queries information about active data network

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.xgbuy.xg

chmod 755 /data/user/0/com.xgbuy.xg/.jiagu/libjiagu.so

chmod 755 /data/user/0/com.xgbuy.xg/.jiagu/libjiagu.so

/system/bin/dex2oat --instruction-set=x86 --dex-file=/data/data/com.xgbuy.xg/.jiagu/classes.dex --dex-file=/data/data/com.xgbuy.xg/.jiagu/classes.dex!classes2.dex --dex-file=/data/data/com.xgbuy.xg/.jiagu/classes.dex!classes3.dex --oat-file=/data/data/com.xgbuy.xg/.jiagu/oat/x86/classes.odex --inline-max-code-units=0 --compiler-filter=speed

Network

Country Destination Domain Proto
N/A 224.0.0.251:5353 udp
GB 142.250.179.234:443 tcp
US 1.1.1.1:53 semanticlocation-pa.googleapis.com udp
US 1.1.1.1:53 f.appjiagu.com udp
CN 180.163.249.208:80 f.appjiagu.com tcp
CN 106.63.25.33:80 f.appjiagu.com tcp
CN 180.163.249.208:80 f.appjiagu.com tcp
GB 172.217.16.238:443 tcp
US 1.1.1.1:53 android.apis.google.com udp
GB 142.250.200.46:443 android.apis.google.com tcp
CN 106.63.25.33:80 f.appjiagu.com tcp
CN 180.163.249.208:80 f.appjiagu.com tcp
CN 106.63.25.33:80 f.appjiagu.com tcp

Files

/data/data/com.xgbuy.xg/.jiagu/libjiagu.so

MD5 6c9d83b90aa9c9f904d22eb9b16f8f95
SHA1 4d5e0ce3c55a22475b58a982d67ab9aa84384c40
SHA256 2432ac0b864b33cd599129578c42c43811461dbcb83e2a21301ccb8d0810c5e7
SHA512 07d16f67cefc986c0d6974e3bbc38d95b5b184520ec8f3c9ae59a2f0e76213d359b35dc507d482322d2c045ee75183def8e3d7659ff5fa78f6afff931084e90b

/data/data/com.xgbuy.xg/.jiagu/classes.dex

MD5 cd76c62f33a5df66f1bdae7ec96d64ec
SHA1 3c77866d9242756c97f2337119b5894b4214c16a
SHA256 ff1f991a04150d8a12bc34010c06569c1fcbc507549174fd05eb804148a296a0
SHA512 1d996a6ed077ee9d1ad0ab17815b6740eaf8608a7862caeeae633f9f28a46e9749a14b9efeae6d7ec0cc5755f3352ca51da6ed3cdeb03ffc490d4283dfbbebba

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-10 12:01

Reported

2024-06-10 12:04

Platform

android-x64-20240603-en

Max time network

152s

Command Line

N/A

Signatures

N/A

Processes

N/A

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 216.58.212.232:443 ssl.google-analytics.com tcp
US 1.1.1.1:53 android.apis.google.com udp
GB 142.250.187.238:443 android.apis.google.com tcp
GB 172.217.16.234:443 tcp
GB 142.250.200.46:443 tcp
GB 142.250.187.228:443 tcp
GB 142.250.187.228:443 tcp
GB 142.250.200.46:443 tcp
GB 172.217.169.66:443 tcp

Files

N/A