Malware Analysis Report

2024-09-09 13:36

Sample ID 240611-e8ae6avapg
Target 9cfeb559030f1c8b64fd874f3402f32d_JaffaCakes118
SHA256 adb879772b8aae36f4580aca165898dc7a09a004e497b0a357e1bb3b0afd9547
Tags
xloader_apk banker collection discovery evasion impact infostealer persistence stealth trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK Matrix

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral3

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

adb879772b8aae36f4580aca165898dc7a09a004e497b0a357e1bb3b0afd9547

Threat Level: Known bad

The file 9cfeb559030f1c8b64fd874f3402f32d_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

xloader_apk banker collection discovery evasion impact infostealer persistence stealth trojan

XLoader payload

XLoader, MoqHao

Removes its main activity from the application launcher

Checks if the Android device is rooted.

Reads the content of the MMS message.

Loads dropped Dex/Jar

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

Queries the phone number (MSISDN for GSM devices)

Requests changing the default SMS application.

Requests dangerous framework permissions

Makes use of the framework's foreground persistence service

Acquires the wake lock

Requests disabling of battery optimizations (often used to enable hiding in the background).

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

MITRE ATT&CK Matrix

N/A

Analysis: static1

Detonation Overview

Reported

2024-06-11 04:36

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 an application to read from external storage. android.permission.READ_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
Allows an application to monitor incoming MMS messages. android.permission.RECEIVE_MMS N/A N/A
Allows an application to read SMS messages. android.permission.READ_SMS N/A N/A
Allows an application to send SMS messages. android.permission.SEND_SMS N/A N/A
Allows an application to read the user's contacts data. android.permission.READ_CONTACTS 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 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 access to the list of accounts in the Accounts Service. android.permission.GET_ACCOUNTS N/A N/A
Allows an application to collect component usage statistics. android.permission.PACKAGE_USAGE_STATS N/A N/A
Allows an application to record audio. android.permission.RECORD_AUDIO N/A N/A

Analysis: behavioral3

Detonation Overview

Submitted

2024-06-11 04:36

Reported

2024-06-11 04:39

Platform

android-x64-arm64-20240603-en

Max time kernel

179s

Max time network

140s

Command Line

com.yvjs.gdej

Signatures

XLoader payload

Description Indicator Process Target
N/A N/A N/A N/A

XLoader, MoqHao

trojan infostealer banker xloader_apk

Checks if the Android device is rooted.

evasion
Description Indicator Process Target
N/A /system/bin/su N/A N/A

Removes its main activity from the application launcher

stealth trojan evasion
Description Indicator Process Target
N/A N/A N/A N/A

Loads dropped Dex/Jar

evasion
Description Indicator Process Target
N/A /data/user/0/com.yvjs.gdej/files/dex N/A N/A
N/A /data/user/0/com.yvjs.gdej/files/dex N/A N/A

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

banker discovery

Queries the phone number (MSISDN for GSM devices)

discovery

Reads the content of the MMS message.

collection
Description Indicator Process Target
URI accessed for read content://mms/ N/A N/A

Acquires the wake lock

Description Indicator Process Target
Framework service call android.os.IPowerManager.acquireWakeLock N/A N/A

Makes use of the framework's foreground persistence service

evasion persistence
Description Indicator Process Target
Framework service call android.app.IActivityManager.setServiceForeground N/A N/A

Requests changing the default SMS application.

collection impact
Description Indicator Process Target
Intent action android.provider.Telephony.ACTION_CHANGE_DEFAULT N/A N/A

Requests disabling of battery optimizations (often used to enable hiding in the background).

evasion
Description Indicator Process Target
Intent action android.settings.REQUEST_IGNORE_BATTERY_OPTIMIZATIONS N/A N/A

Processes

com.yvjs.gdej

Network

Country Destination Domain Proto
N/A 224.0.0.251:5353 udp
GB 142.250.187.238:443 tcp
GB 142.250.187.238:443 tcp
US 1.1.1.1:53 tyhdaou.blogspot.com udp
GB 216.58.204.65:443 tyhdaou.blogspot.com tcp
GB 216.58.204.65:443 tyhdaou.blogspot.com tcp
US 1.1.1.1:53 ssl.google-analytics.com udp
GB 172.217.16.232:443 ssl.google-analytics.com tcp
GB 216.58.204.65:443 tyhdaou.blogspot.com tcp
GB 216.58.204.65:443 tyhdaou.blogspot.com tcp
GB 216.58.204.65:443 tyhdaou.blogspot.com tcp
GB 142.250.180.4:443 tcp
GB 142.250.180.4:443 tcp
GB 216.58.204.65:443 tyhdaou.blogspot.com tcp
GB 216.58.204.65:443 tyhdaou.blogspot.com tcp

Files

/data/user/0/com.yvjs.gdej/files/dex

MD5 596227101999c7b6a2259f1bdd57997a
SHA1 81bc0f0e305bebfac09c06784f5ecf7a26b05f37
SHA256 bc2b4b4143615f87f5604b494ceae969b04051cc995e4d371fdeb3966b713344
SHA512 dbb13d983c7231acd5fff598584ac1206e362a5a2d90cedc51184208d7d119f077c8bf1885caa11d90b456a3ba73bd9b2ee99694d328e313f144047b7ba0c7ad

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-11 04:36

Reported

2024-06-11 04:39

Platform

android-x86-arm-20240603-en

Max time kernel

179s

Max time network

138s

Command Line

com.yvjs.gdej

Signatures

XLoader payload

Description Indicator Process Target
N/A N/A N/A N/A

XLoader, MoqHao

trojan infostealer banker xloader_apk

Checks if the Android device is rooted.

evasion
Description Indicator Process Target
N/A /system/bin/su N/A N/A
N/A /system/xbin/su N/A N/A
N/A /sbin/su N/A N/A

Removes its main activity from the application launcher

stealth trojan evasion
Description Indicator Process Target
N/A N/A N/A N/A

Loads dropped Dex/Jar

evasion
Description Indicator Process Target
N/A /data/user/0/com.yvjs.gdej/files/dex N/A N/A
N/A /data/user/0/com.yvjs.gdej/files/dex N/A N/A

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

banker discovery

Queries the phone number (MSISDN for GSM devices)

discovery

Reads the content of the MMS message.

collection
Description Indicator Process Target
URI accessed for read content://mms/ N/A N/A

Acquires the wake lock

Description Indicator Process Target
Framework service call android.os.IPowerManager.acquireWakeLock N/A N/A

Makes use of the framework's foreground persistence service

evasion persistence
Description Indicator Process Target
Framework service call android.app.IActivityManager.setServiceForeground N/A N/A

Requests changing the default SMS application.

collection impact
Description Indicator Process Target
Intent action android.provider.Telephony.ACTION_CHANGE_DEFAULT N/A N/A

Requests disabling of battery optimizations (often used to enable hiding in the background).

evasion
Description Indicator Process Target
Intent action android.settings.REQUEST_IGNORE_BATTERY_OPTIMIZATIONS 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

Processes

com.yvjs.gdej

Network

Country Destination Domain Proto
N/A 224.0.0.251:5353 udp
US 1.1.1.1:53 tyhdaou.blogspot.com udp
GB 216.58.204.65:443 tyhdaou.blogspot.com tcp
GB 216.58.204.65:443 tyhdaou.blogspot.com tcp
GB 216.58.204.65:443 tyhdaou.blogspot.com tcp
GB 142.250.187.206:443 tcp
US 1.1.1.1:53 android.apis.google.com udp
GB 142.250.187.206:443 android.apis.google.com tcp
GB 216.58.204.65:443 tyhdaou.blogspot.com tcp
GB 216.58.204.65:443 tyhdaou.blogspot.com tcp
GB 142.250.187.206:443 android.apis.google.com tcp
GB 216.58.213.2:443 tcp
GB 216.58.204.65:443 tyhdaou.blogspot.com tcp
GB 216.58.204.65:443 tyhdaou.blogspot.com tcp

Files

/data/data/com.yvjs.gdej/files/dex

MD5 596227101999c7b6a2259f1bdd57997a
SHA1 81bc0f0e305bebfac09c06784f5ecf7a26b05f37
SHA256 bc2b4b4143615f87f5604b494ceae969b04051cc995e4d371fdeb3966b713344
SHA512 dbb13d983c7231acd5fff598584ac1206e362a5a2d90cedc51184208d7d119f077c8bf1885caa11d90b456a3ba73bd9b2ee99694d328e313f144047b7ba0c7ad

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-11 04:36

Reported

2024-06-11 04:39

Platform

android-x64-20240603-en

Max time kernel

179s

Max time network

139s

Command Line

com.yvjs.gdej

Signatures

XLoader payload

Description Indicator Process Target
N/A N/A N/A N/A

XLoader, MoqHao

trojan infostealer banker xloader_apk

Checks if the Android device is rooted.

evasion
Description Indicator Process Target
N/A /system/bin/su N/A N/A
N/A /system/xbin/su N/A N/A
N/A /sbin/su N/A N/A

Removes its main activity from the application launcher

stealth trojan evasion
Description Indicator Process Target
N/A N/A N/A N/A

Loads dropped Dex/Jar

evasion
Description Indicator Process Target
N/A /data/user/0/com.yvjs.gdej/files/dex N/A N/A
N/A /data/user/0/com.yvjs.gdej/files/dex N/A N/A

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

banker discovery

Queries the phone number (MSISDN for GSM devices)

discovery

Reads the content of the MMS message.

collection
Description Indicator Process Target
URI accessed for read content://mms/ N/A N/A

Acquires the wake lock

Description Indicator Process Target
Framework service call android.os.IPowerManager.acquireWakeLock N/A N/A

Makes use of the framework's foreground persistence service

evasion persistence
Description Indicator Process Target
Framework service call android.app.IActivityManager.setServiceForeground 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

Processes

com.yvjs.gdej

Network

Country Destination Domain Proto
N/A 224.0.0.251:5353 udp
US 1.1.1.1:53 tyhdaou.blogspot.com udp
GB 142.250.200.1:443 tyhdaou.blogspot.com tcp
GB 142.250.187.234:443 tcp
GB 142.250.200.1:443 tyhdaou.blogspot.com 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
GB 172.217.169.14:443 tcp
GB 216.58.201.104:443 ssl.google-analytics.com tcp
GB 142.250.200.1:443 tyhdaou.blogspot.com tcp
GB 142.250.200.1:443 tyhdaou.blogspot.com tcp
GB 142.250.200.1:443 tyhdaou.blogspot.com tcp
GB 142.250.179.238:443 tcp
GB 142.250.200.34:443 tcp
GB 142.250.179.228:443 tcp
GB 142.250.179.228:443 tcp
GB 142.250.200.1:443 tyhdaou.blogspot.com tcp
GB 142.250.200.1:443 tyhdaou.blogspot.com tcp

Files

/data/data/com.yvjs.gdej/files/dex

MD5 596227101999c7b6a2259f1bdd57997a
SHA1 81bc0f0e305bebfac09c06784f5ecf7a26b05f37
SHA256 bc2b4b4143615f87f5604b494ceae969b04051cc995e4d371fdeb3966b713344
SHA512 dbb13d983c7231acd5fff598584ac1206e362a5a2d90cedc51184208d7d119f077c8bf1885caa11d90b456a3ba73bd9b2ee99694d328e313f144047b7ba0c7ad

/data/data/com.yvjs.gdej/files/oat/dex.cur.prof

MD5 8fb620dd35cc74590e916dca6a732fac
SHA1 d0eea0cdeeba5e23a9caed440a0441d3f4fe31fc
SHA256 263404bf1ccb50ba1d4b7672b2a5268a1a3edd0961c58255d4be28a3adfb65f1
SHA512 40802889af766153361ab8c14fc54fa32707e417c32714493ab0aa0e81a5708b0c520b062f1b3b0eebd59c4156136d7fb349cfec8c16527c2eff70583ee6350f