Malware Analysis Report

2024-10-19 11:52

Sample ID 240429-wtqx2aha72
Target 084dfef1a1a77a308aa7239239215c49_JaffaCakes118
SHA256 65107334ac028116d2d80a285f55c1c64b9d6011fbc5164e5d16fdb8c7bd2729
Tags
xloader_apk banker collection discovery evasion impact infostealer persistence stealth trojan
score
10/10

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: behavioral3

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

65107334ac028116d2d80a285f55c1c64b9d6011fbc5164e5d16fdb8c7bd2729

Threat Level: Known bad

The file 084dfef1a1a77a308aa7239239215c49_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

xloader_apk banker collection discovery evasion impact infostealer persistence stealth trojan

XLoader, MoqHao

XLoader payload

Removes its main activity from the application launcher

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

Reads the content of the MMS message.

Makes use of the framework's foreground persistence service

Queries account information for other applications stored on the device

Queries the phone number (MSISDN for GSM devices)

Loads dropped Dex/Jar

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

Requests dangerous framework permissions

Acquires the wake lock

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

Uses Crypto APIs (Might try to encrypt user data)

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-04-29 18:13

Signatures

Requests dangerous framework permissions

Description Indicator Process Target
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 access to the list of accounts in the Accounts Service. android.permission.GET_ACCOUNTS 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 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

Analysis: behavioral1

Detonation Overview

Submitted

2024-04-29 18:13

Reported

2024-04-29 18:15

Platform

android-x86-arm-20240221-en

Max time kernel

149s

Max time network

145s

Command Line

bltn.dr.vn

Signatures

XLoader payload

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

XLoader, MoqHao

trojan infostealer banker xloader_apk

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

banker discovery

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/bltn.dr.vn/files/dex N/A N/A
N/A /data/user/0/bltn.dr.vn/files/dex 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 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

Reads the content of the MMS message.

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

Acquires the wake lock

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

bltn.dr.vn

Network

Country Destination Domain Proto
US 1.1.1.1:53 docs.google.com udp
GB 216.58.204.78:443 docs.google.com tcp
GB 216.58.204.78:443 docs.google.com tcp
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GB 142.250.179.238:443 tcp
US 1.1.1.1:53 android.apis.google.com udp
GB 216.58.204.78:443 android.apis.google.com tcp
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Files

/data/data/bltn.dr.vn/files/dex

MD5 ed9219be2761d62f01f05dee71f02df3
SHA1 c2b904961f519a66052c04d444b34ef4c3f00e67
SHA256 b8f6a3769331039a5f2dc29eba3adc431a7b086d47ec579cd143da11f137f13d
SHA512 420dc0fa4e231a66fa5c26fbd7952f574aa24aec62ecdf387dd376e98dac93cbea493785d67a030bd6d6745b00c7f3b14b693f906124ee6438b6a227d682f8bd

/storage/emulated/0/.msg_device_id.txt

MD5 28764fa2128a142714e9c6d264356b45
SHA1 71ac6a103c4ffa157ae408975f8c04bd862798a7
SHA256 782a8432a178ed94c6a1d44599fa3c2503449b5ccef6be1086f971bf3090fb5d
SHA512 4246ee606d41f879b1d1594ba38423367052b2db72fa22fccb9cfa0d493e8a831e225a10fdf7f83cb43a48e57c030306a198d06459d0d0e24444c9ebb8ad8ba1

/data/data/bltn.dr.vn/files/oat/dex.cur.prof

MD5 871d219da3565da01768daec7936d093
SHA1 b6a74f65beb7ca327e81117a94b2abc5633b0cbf
SHA256 a8b113f691b11aa8056952a5c96c06813927519319fc4e46545754b92bd7bb94
SHA512 ad6a600add9f462a6d4cc48d06c0a74fbd632f9221fc9f7f6f153683ea89e09bf44f6b6fe151df7469934bf34dd8f70ff9131291cc8ced4184caf5e1922c03f4

/data/data/bltn.dr.vn/files/oat/dex.cur.prof

MD5 077a11df4eb9226570868eb427592b20
SHA1 c189414b461e121453238af73626846c007d9fda
SHA256 59245f4bcc3d557283ccdd3a22d9bae4da82e7c7595d12a3b54a8006e2ad5567
SHA512 332e4c365229893ab53227d946be399a38de0f2591a31e74d8b0495ff55f7a6a87ed297755ac4b2878672663f174015823eec9bbc52044d6dcda14e3e17e7744

Analysis: behavioral2

Detonation Overview

Submitted

2024-04-29 18:13

Reported

2024-04-29 18:15

Platform

android-x64-20240221-en

Max time kernel

150s

Max time network

160s

Command Line

bltn.dr.vn

Signatures

XLoader payload

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

XLoader, MoqHao

trojan infostealer banker xloader_apk

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

banker discovery

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/bltn.dr.vn/files/dex N/A N/A
N/A /data/user/0/bltn.dr.vn/files/dex 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 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

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

Acquires the wake lock

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

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

discovery

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

bltn.dr.vn

Network

Country Destination Domain Proto
N/A 224.0.0.251:5353 udp
US 1.1.1.1:53 docs.google.com udp
GB 172.217.169.78:443 docs.google.com tcp
US 1.1.1.1:53 ssl.google-analytics.com udp
GB 216.58.213.8:443 ssl.google-analytics.com tcp
GB 172.217.169.78:443 docs.google.com tcp
KR 91.204.227.39:28844 tcp
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GB 142.250.187.206:443 tcp
US 1.1.1.1:53 android.apis.google.com udp
GB 142.250.200.14:443 android.apis.google.com tcp
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GB 142.250.187.196:443 tcp
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Files

/data/data/bltn.dr.vn/files/dex

MD5 ed9219be2761d62f01f05dee71f02df3
SHA1 c2b904961f519a66052c04d444b34ef4c3f00e67
SHA256 b8f6a3769331039a5f2dc29eba3adc431a7b086d47ec579cd143da11f137f13d
SHA512 420dc0fa4e231a66fa5c26fbd7952f574aa24aec62ecdf387dd376e98dac93cbea493785d67a030bd6d6745b00c7f3b14b693f906124ee6438b6a227d682f8bd

/storage/emulated/0/.msg_device_id.txt

MD5 a3f4b7086ba466acfa074f06993a6eeb
SHA1 f40385983e7986144d87e69401dc6217cd4be243
SHA256 21f75e924df1f412ff385126260009b80b696aaebb57565cab3f1a08575e66c5
SHA512 b7397372d4fae9854ab6e3ee82adfa3f7e37047a4b88e644f5877e41483148ff689f1a90d28e6298c2bf5c317d9db8ae23caafbc82968c5c6e7ad511de55b04e

/data/data/bltn.dr.vn/files/oat/dex.cur.prof

MD5 76c304459550db23daaaeaa2fd71322f
SHA1 77053c57d9c3297d09aa3160eb329ece31adda88
SHA256 46716ba79f80d221cfe8acbc096f8f549fd531857ae9c47d2e690c184476ed0b
SHA512 a3a3aa824c674da314dfed978b21a34638f558706292bf28ca56b96683db96c5be805a7d1f6d832d579d7939086f711d0f9dcd1282b93ccba3c26235e5883bc4

Analysis: behavioral3

Detonation Overview

Submitted

2024-04-29 18:13

Reported

2024-04-29 18:15

Platform

android-x64-arm64-20240221-en

Max time kernel

150s

Max time network

161s

Command Line

bltn.dr.vn

Signatures

XLoader payload

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

XLoader, MoqHao

trojan infostealer banker xloader_apk

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

banker discovery

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/bltn.dr.vn/files/dex N/A N/A
N/A /data/user/0/bltn.dr.vn/files/dex 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 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

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

bltn.dr.vn

Network

Country Destination Domain Proto
N/A 224.0.0.251:5353 udp
GB 142.250.200.42:443 udp
GB 142.250.178.14:443 udp
GB 142.250.200.46:443 tcp
US 1.1.1.1:53 android.apis.google.com udp
GB 142.250.200.14:443 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 142.250.200.8:443 ssl.google-analytics.com tcp
GB 142.250.200.14:443 docs.google.com tcp
GB 142.250.200.14:443 docs.google.com tcp
KR 91.204.227.39:28844 tcp
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GB 142.250.200.36:443 tcp
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Files

/data/user/0/bltn.dr.vn/files/dex

MD5 ed9219be2761d62f01f05dee71f02df3
SHA1 c2b904961f519a66052c04d444b34ef4c3f00e67
SHA256 b8f6a3769331039a5f2dc29eba3adc431a7b086d47ec579cd143da11f137f13d
SHA512 420dc0fa4e231a66fa5c26fbd7952f574aa24aec62ecdf387dd376e98dac93cbea493785d67a030bd6d6745b00c7f3b14b693f906124ee6438b6a227d682f8bd

/storage/emulated/0/.msg_device_id.txt

MD5 a6bd61d6e6fc8bd1dd43b69939cdcb5b
SHA1 9cd443d348cf6b7482b169948d113ef7805f6a83
SHA256 e632f61737beef327167157dcef54ea71f5e9310adbf29acf82865f41e637d31
SHA512 e90e97bb18867bb862f04082477f9ecd06bea59d3b0ae469feacc844f9ee36a2d8a51af3c95d61adbcd1648f31bf477644b2ab20ae977b9d6c35506bf766a74d

/data/user/0/bltn.dr.vn/files/oat/dex.cur.prof

MD5 19b4be08d92e90ec69b17340f544d554
SHA1 ca0278c44d552c408b96c35b02a937e8bd39865e
SHA256 00388bfdd6602bfb9777ecdcb7c4eca5582bae79b06604e06a96377429246ad6
SHA512 2a5a529360647fe41b7cc35b1460e9ecfe9f93f992567d2450e4b94589b1aa344f5688e77af1de10c28bb1c63faed617a107c5a3eca2e73ede43c6abbc29b005