Malware Analysis Report

2025-01-19 08:04

Sample ID 240610-shjg2a1drl
Target 9b19b7eda91ba3dc5cd9523801d76a9b_JaffaCakes118
SHA256 74cf2edea7dbddd56c8f8ca5c7039a076fa59583bc345e2f2cbf656480a01ce8
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

74cf2edea7dbddd56c8f8ca5c7039a076fa59583bc345e2f2cbf656480a01ce8

Threat Level: Shows suspicious behavior

The file 9b19b7eda91ba3dc5cd9523801d76a9b_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 15:07

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 15:07

Reported

2024-06-10 15:10

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 216.58.212.206:443 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 fc9c491e99cc9d261ae72d2433a0f5ca
SHA1 866b9e15a58b8ca72bae5cbdf68ad8c8e47f04d6
SHA256 6a097af04f09ccaafba94000aa0725373b6fd574e86325e22892d55180947a7b
SHA512 7e8447fa51dbe69dc6395c9317d65a3f473da2d28dba4ba67d98f9a2a62d7206029576fc9d0330ae2005f52deab893b90eb5b4b68aacded37d2ad4509793e17d

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-10 15:07

Reported

2024-06-10 15:07

Platform

android-33-x64-arm64-20240603-en

Max time network

7s

Command Line

N/A

Signatures

N/A

Processes

N/A

Network

Country Destination Domain Proto
GB 142.250.187.228:443 udp
GB 142.250.187.228:443 tcp
N/A 224.0.0.251:5353 udp
GB 142.250.187.228:443 udp

Files

N/A