Malware Analysis Report

2024-09-09 13:38

Sample ID 240604-s3d32scd28
Target 956125f133f42be6b04600897c5d9e6e_JaffaCakes118
SHA256 5c292c0677ed1e47569476666ea7da87541514a871857c43214acf10f746318b
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: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral3

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

5c292c0677ed1e47569476666ea7da87541514a871857c43214acf10f746318b

Threat Level: Known bad

The file 956125f133f42be6b04600897c5d9e6e_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.

Queries account information for other applications stored on the device

Reads the content of the MMS message.

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)

Loads dropped Dex/Jar

Queries the unique device ID (IMEI, MEID, IMSI)

Requests dangerous framework permissions

Queries information about active data network

Queries information about the current Wi-Fi connection

Acquires the wake lock

Requests changing the default SMS application.

Makes use of the framework's foreground persistence service

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

Reads information about phone network operator.

Uses Crypto APIs (Might try to encrypt user data)

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

MITRE ATT&CK Matrix

N/A

Analysis: static1

Detonation Overview

Reported

2024-06-04 15:38

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
Allows an application to see the number being dialed during an outgoing call with the option to redirect the call to a different number or abort the call altogether. android.permission.PROCESS_OUTGOING_CALLS N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-04 15:38

Reported

2024-06-04 15:41

Platform

android-x86-arm-20240603-en

Max time kernel

179s

Max time network

164s

Command Line

com.lkgc.slce

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.lkgc.slce/files/dex N/A N/A
N/A /data/user/0/com.lkgc.slce/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 account information for other applications stored on the device

collection
Description Indicator Process Target
Framework service call android.accounts.IAccountManager.getAccounts N/A N/A

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

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.lkgc.slce

Network

Country Destination Domain Proto
N/A 224.0.0.251:5353 udp
US 1.1.1.1:53 docs.google.com udp
GB 142.250.187.238:443 docs.google.com tcp
GB 142.250.187.238:443 docs.google.com tcp
KR 91.204.227.39:28844 tcp
GB 216.58.204.78:443 tcp
US 1.1.1.1:53 android.apis.google.com udp
GB 142.250.187.238:443 android.apis.google.com tcp

Files

/data/data/com.lkgc.slce/files/dex

MD5 a94e56982fdbb56095f2063d0560021b
SHA1 1366dc9b7351a298c3deec87783c0bb9e7d41e0b
SHA256 9e7bf9d8214a0f1f3d91f0740ff7b8ee90100ed05fa1a21f2c03e1569e2fa540
SHA512 f9715e2296319815495ffff4281eb4d53866fd0ababda1d32a507539d3ce06f673664e37466282ccbdd797c778c7ffa09d3046e21fba6fbf2c2bc2c35b470855

/data/data/com.lkgc.slce/files/oat/dex.cur.prof

MD5 6cb83e0033772ead231306626a176fa7
SHA1 7efb4c467d54ac45e34cb40fb549eedba387fe08
SHA256 10d5dae2e0afdf3d5c93824741ae37472dceecc5dde5e033c222c6a2b85ccd40
SHA512 19e9042daeaeaef8cdd2957c6aef5299ba99570deeec0880dfbe532e0077de3eba9913720afa7a1a33219d2cb54b5c09eebbc3cf6c9a2ffa8c6fcc6828e31772

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-04 15:38

Reported

2024-06-04 15:41

Platform

android-x64-20240603-en

Max time kernel

179s

Max time network

165s

Command Line

com.lkgc.slce

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.lkgc.slce/files/dex N/A N/A
N/A /data/user/0/com.lkgc.slce/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 account information for other applications stored on the device

collection
Description Indicator Process Target
Framework service call android.accounts.IAccountManager.getAccounts N/A N/A

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

Queries information about active data network

discovery
Description Indicator Process Target
Framework service call android.net.IConnectivityManager.getActiveNetworkInfo N/A N/A

Queries information about the current Wi-Fi connection

discovery
Description Indicator Process Target
Framework service call android.net.wifi.IWifiManager.getConnectionInfo N/A N/A

Queries the unique device ID (IMEI, MEID, IMSI)

discovery

Reads information about phone network operator.

discovery

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.lkgc.slce

Network

Country Destination Domain Proto
N/A 224.0.0.251:5353 udp
GB 216.58.201.106:443 tcp
US 1.1.1.1:53 android.apis.google.com udp
GB 142.250.187.238:443 android.apis.google.com tcp
US 1.1.1.1:53 ssl.google-analytics.com udp
US 1.1.1.1:53 docs.google.com udp
GB 172.217.16.232:443 ssl.google-analytics.com tcp
GB 216.58.204.78:443 docs.google.com tcp
GB 216.58.204.78:443 docs.google.com tcp
KR 91.204.227.39:28844 tcp
GB 142.250.200.36:443 tcp
GB 142.250.200.36:443 tcp
GB 216.58.212.206:443 tcp
GB 142.250.179.238:443 tcp
GB 142.250.187.226:443 tcp

Files

/data/data/com.lkgc.slce/files/dex

MD5 a94e56982fdbb56095f2063d0560021b
SHA1 1366dc9b7351a298c3deec87783c0bb9e7d41e0b
SHA256 9e7bf9d8214a0f1f3d91f0740ff7b8ee90100ed05fa1a21f2c03e1569e2fa540
SHA512 f9715e2296319815495ffff4281eb4d53866fd0ababda1d32a507539d3ce06f673664e37466282ccbdd797c778c7ffa09d3046e21fba6fbf2c2bc2c35b470855

/data/data/com.lkgc.slce/files/oat/dex.cur.prof

MD5 ff975a903c04fbdb33bd721c5a2ec252
SHA1 5a4c9682ceefaa32d5733e096f0fc59c3e988b7d
SHA256 88638623de36414c395e282307c6c11203e07745b1fdc48729c3a62a73ac7b5d
SHA512 d1a5d6d136141528b9f0611f382975784c7017f850d3d65f94de7cd6c7000fe65f13bc251d3371578aea555105afdd002f2eb293da7cfca985f4141096b6fd7c

Analysis: behavioral3

Detonation Overview

Submitted

2024-06-04 15:38

Reported

2024-06-04 15:41

Platform

android-x64-arm64-20240603-en

Max time kernel

179s

Max time network

165s

Command Line

com.lkgc.slce

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.lkgc.slce/files/dex N/A N/A
N/A /data/user/0/com.lkgc.slce/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 account information for other applications stored on the device

collection
Description Indicator Process Target
Framework service call android.accounts.IAccountManager.getAccountsAsUser N/A N/A

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

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.lkgc.slce

Network

Country Destination Domain Proto
N/A 224.0.0.251:5353 udp
GB 216.58.204.78:443 tcp
US 1.1.1.1:53 android.apis.google.com udp
GB 216.58.204.78:443 android.apis.google.com tcp
US 1.1.1.1:53 docs.google.com udp
GB 172.217.169.14:443 docs.google.com tcp
GB 172.217.169.14:443 docs.google.com tcp
KR 91.204.227.39:28844 tcp
US 1.1.1.1:53 ssl.google-analytics.com udp
GB 172.217.169.72:443 ssl.google-analytics.com tcp
GB 216.58.212.196:443 tcp
GB 216.58.212.196:443 tcp

Files

/data/user/0/com.lkgc.slce/files/dex

MD5 a94e56982fdbb56095f2063d0560021b
SHA1 1366dc9b7351a298c3deec87783c0bb9e7d41e0b
SHA256 9e7bf9d8214a0f1f3d91f0740ff7b8ee90100ed05fa1a21f2c03e1569e2fa540
SHA512 f9715e2296319815495ffff4281eb4d53866fd0ababda1d32a507539d3ce06f673664e37466282ccbdd797c778c7ffa09d3046e21fba6fbf2c2bc2c35b470855