Malware Analysis Report

2024-07-28 11:42

Sample ID 240625-1yjrqsydmp
Target 4f2c636d1d0adb6f1a718f76e113efe909a3a289dd67fa692705d28b82881446.bin
SHA256 4f2c636d1d0adb6f1a718f76e113efe909a3a289dd67fa692705d28b82881446
Tags
hook collection credential_access discovery evasion execution impact infostealer persistence rat stealth trojan ermac
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK Matrix

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral3

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

4f2c636d1d0adb6f1a718f76e113efe909a3a289dd67fa692705d28b82881446

Threat Level: Known bad

The file 4f2c636d1d0adb6f1a718f76e113efe909a3a289dd67fa692705d28b82881446.bin was found to be: Known bad.

Malicious Activity Summary

hook collection credential_access discovery evasion execution impact infostealer persistence rat stealth trojan ermac

Ermac family

Hook

Ermac2 payload

Removes its main activity from the application launcher

Queries the phone number (MSISDN for GSM devices)

Queries information about running processes on the device

Makes use of the framework's Accessibility service

Obtains sensitive information copied to the device clipboard

Declares services with permission to bind to the system

Requests dangerous framework permissions

Reads information about phone network operator.

Makes use of the framework's foreground persistence service

Queries the mobile country code (MCC)

Queries information about the current Wi-Fi connection

Acquires the wake lock

Declares broadcast receivers with permission to handle system events

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

Schedules tasks to execute at a specified time

Checks CPU information

Checks memory information

MITRE ATT&CK Matrix

N/A

Analysis: static1

Detonation Overview

Reported

2024-06-25 22:03

Signatures

Ermac family

ermac

Ermac2 payload

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

Declares broadcast receivers with permission to handle system events

Description Indicator Process Target
Required by device admin receivers to bind with the system. Allows apps to manage device administration features. android.permission.BIND_DEVICE_ADMIN N/A N/A

Declares services with permission to bind to the system

Description Indicator Process Target
Required by notification listener services to bind with the system. Allows apps to listen to and interact with notifications on the device. android.permission.BIND_NOTIFICATION_LISTENER_SERVICE N/A N/A
Required by accessibility services to bind with the system. Allows apps to access accessibility features. android.permission.BIND_ACCESSIBILITY_SERVICE N/A N/A

Requests dangerous framework permissions

Description Indicator Process Target
Required to be able to access the camera device. android.permission.CAMERA 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 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 receive SMS messages. android.permission.RECEIVE_SMS 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 read access to the device's phone number(s). android.permission.READ_PHONE_NUMBERS N/A N/A
Allows an application to read the user's call log. android.permission.READ_CALL_LOG 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 app to access approximate location. android.permission.ACCESS_COARSE_LOCATION N/A N/A
Allows an application to read the user's contacts data. android.permission.READ_CONTACTS N/A N/A
Allows an application to write the user's contacts data. android.permission.WRITE_CONTACTS 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 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

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-25 22:03

Reported

2024-06-25 22:13

Platform

android-x64-20240624-en

Max time kernel

44s

Max time network

189s

Command Line

com.mipaxogajeperi.wutixifo

Signatures

Hook

rat trojan infostealer hook

Removes its main activity from the application launcher

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

Makes use of the framework's Accessibility service

collection evasion credential_access
Description Indicator Process Target
Framework service call android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByViewId N/A N/A
Framework service call android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfoByAccessibilityId N/A N/A
Framework service call android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByText N/A N/A

Obtains sensitive information copied to the device clipboard

collection credential_access impact
Description Indicator Process Target
Framework service call android.content.IClipboard.addPrimaryClipChangedListener N/A N/A

Queries information about running processes on the device

discovery
Description Indicator Process Target
Framework service call android.app.IActivityManager.getRunningAppProcesses N/A N/A

Queries the phone number (MSISDN for GSM devices)

discovery

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 the current Wi-Fi connection

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

Queries the mobile country code (MCC)

discovery
Description Indicator Process Target
Framework service call com.android.internal.telephony.ITelephony.getNetworkCountryIsoForPhone N/A N/A

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

Schedules tasks to execute at a specified time

execution persistence
Description Indicator Process Target
Framework service call android.app.job.IJobScheduler.schedule N/A N/A

Checks CPU information

Description Indicator Process Target
File opened for read /proc/cpuinfo N/A N/A

Checks memory information

Description Indicator Process Target
File opened for read /proc/meminfo N/A N/A

Processes

com.mipaxogajeperi.wutixifo

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 142.250.180.8:443 ssl.google-analytics.com tcp
US 1.1.1.1:53 null udp
GB 142.250.187.206:443 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 accounts.google.com udp
BE 108.177.15.84:443 accounts.google.com tcp
US 1.1.1.1:53 static.xx.fbcdn.net udp
GB 157.240.221.16:443 static.xx.fbcdn.net tcp
US 1.1.1.1:53 www.google.com udp
GB 172.217.169.68:443 www.google.com tcp
US 1.1.1.1:53 update.googleapis.com udp
GB 172.217.16.227:443 update.googleapis.com tcp
GB 142.250.180.4:443 tcp
GB 142.250.180.4:443 tcp
GB 172.217.16.238:443 tcp
GB 142.250.179.226:443 tcp
DE 89.116.27.36:8082 89.116.27.36 tcp
DE 89.116.27.36:8082 89.116.27.36 tcp
DE 89.116.27.36:8082 89.116.27.36 tcp
DE 89.116.27.36:8082 89.116.27.36 tcp

Files

/data/data/com.mipaxogajeperi.wutixifo/no_backup/androidx.work.workdb-journal

MD5 df169791e805fd34298105ef6b7d0bb4
SHA1 ef68082803fb7523273b33b7d88932251306c717
SHA256 adeae454d89edb8f272a0c42ecb926259f3ea0136ec08155488d2810dbf06b94
SHA512 51c93f13cc127c9cae0303c40672ccc1bc964cc573f7390ee7439658c7d291743c297f43b5fbd4e71ac29d335c1b1e2784d13aea1b1e0a822b87d6a584469383

/data/data/com.mipaxogajeperi.wutixifo/no_backup/androidx.work.workdb

MD5 f2b4b0190b9f384ca885f0c8c9b14700
SHA1 934ff2646757b5b6e7f20f6a0aa76c7f995d9361
SHA256 0a8ffb6b327963558716e87db8946016d143e39f895fa1b43e95ba7032ce2514
SHA512 ec12685fc0d60526eed4d38820aad95611f3e93ae372be5a57142d8e8a1ba17e6e5dfe381a4e1365dddc0b363c9c40daaffdc1245bd515fddac69bf1abacd7f1

/data/data/com.mipaxogajeperi.wutixifo/no_backup/androidx.work.workdb-shm

MD5 bb7df04e1b0a2570657527a7e108ae23
SHA1 5188431849b4613152fd7bdba6a3ff0a4fd6424b
SHA256 c35020473aed1b4642cd726cad727b63fff2824ad68cedd7ffb73c7cbd890479
SHA512 768007e06b0cd9e62d50f458b9435c6dda0a6d272f0b15550f97c478394b743331c3a9c9236e09ab5b9cb3b423b2320a5d66eb3c7068db9ea37891ca40e47012

/data/data/com.mipaxogajeperi.wutixifo/no_backup/androidx.work.workdb-wal

MD5 82104deb6aa1948401d66a5d68a64646
SHA1 c00c0f1bcb2b22d32a1e4d0bb8d1849ad05de322
SHA256 1f8d71886662ec1f13d0ec0c7de540f6fee9ed0df1d0917b64b1f13f8eb3738a
SHA512 29e24f6a711e1e9b8dd8221bde489044efad88b5d6362bc50fa110205723c6da7d2784f5be5e037d40f089bb4e4a2bb99a60355538a33f983b0e8e017e245f0c

/data/data/com.mipaxogajeperi.wutixifo/no_backup/androidx.work.workdb-wal

MD5 7f67ba9e66478775968a6011131e34da
SHA1 ba94f838148c1dfd7cc7503e7d3c0fe2db91143c
SHA256 b616a073f363eaa0e0c04c24ff43b4c0b9259a913a86ddf1eb57e89f23070f85
SHA512 9df86df73bcb9d610102bf0a678533c1b2ad74606e4e994b61198c1c83c59342a8b49d02235394a4630e831c7b7ff4059232b4da768b5b7c0b73f76b901b66e8

/data/data/com.mipaxogajeperi.wutixifo/no_backup/androidx.work.workdb-wal

MD5 41d2ac38c31bb42579e2cd34ebfa5bc1
SHA1 7b73775fcef7fcf9bdb67b48d69d3bfc6c1ab415
SHA256 cbd0f85a9c047bf6c143de600f0b9aacf857774a62bac081b38b517fe7488aae
SHA512 111b7a224a938de422535c9da3f9854ae57978df248d6d60ed48e3ead51b6fd2f241f3c8f3d21950caa9c19230172b76d9e1eb60ac4cbb51279984e0dc0020ef

Analysis: behavioral3

Detonation Overview

Submitted

2024-06-25 22:03

Reported

2024-06-25 22:13

Platform

android-x64-arm64-20240624-en

Max time kernel

52s

Max time network

185s

Command Line

com.mipaxogajeperi.wutixifo

Signatures

Hook

rat trojan infostealer hook

Makes use of the framework's Accessibility service

collection evasion credential_access
Description Indicator Process Target
Framework service call android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByViewId N/A N/A
Framework service call android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfoByAccessibilityId N/A N/A
Framework service call android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByText N/A N/A

Obtains sensitive information copied to the device clipboard

collection credential_access impact
Description Indicator Process Target
Framework service call android.content.IClipboard.addPrimaryClipChangedListener N/A N/A

Queries information about running processes on the device

discovery
Description Indicator Process Target
Framework service call android.app.IActivityManager.getRunningAppProcesses N/A N/A

Queries the phone number (MSISDN for GSM devices)

discovery

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 the current Wi-Fi connection

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

Queries the mobile country code (MCC)

discovery
Description Indicator Process Target
Framework service call com.android.internal.telephony.ITelephony.getNetworkCountryIsoForPhone N/A N/A

Reads information about phone network operator.

discovery

Schedules tasks to execute at a specified time

execution persistence
Description Indicator Process Target
Framework service call android.app.job.IJobScheduler.schedule N/A N/A

Checks CPU information

Description Indicator Process Target
File opened for read /proc/cpuinfo N/A N/A

Checks memory information

Description Indicator Process Target
File opened for read /proc/meminfo N/A N/A

Processes

com.mipaxogajeperi.wutixifo

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 216.58.204.72:443 ssl.google-analytics.com tcp
GB 142.250.179.238:443 tcp
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
US 1.1.1.1:53 null udp
GB 142.250.187.196:443 tcp
GB 142.250.187.196:443 tcp
GB 142.250.187.196:443 tcp
GB 142.250.187.196:443 tcp
DE 89.116.27.36:8082 89.116.27.36 tcp
DE 89.116.27.36:8082 89.116.27.36 tcp

Files

/data/user/0/com.mipaxogajeperi.wutixifo/no_backup/androidx.work.workdb-journal

MD5 a94608fe195f8ba52b14cd495b258c0b
SHA1 ee6a3e96c0cfdf9252d024237df31bee1244dfb5
SHA256 3d4c4f325c9826be9e6aee940563c96e5b8c3a8c473c50b791256c9673cdb28a
SHA512 4424a8dcfe1b5ade31841dc00405bb7c55f2715d4e5ed7aad76cf510cb73a06832a285eee93cfc7de57bcb9beb2b20c0fe5263b7c5e71d60ac543cf03aed9806

/data/user/0/com.mipaxogajeperi.wutixifo/no_backup/androidx.work.workdb

MD5 7e858c4054eb00fcddc653a04e5cd1c6
SHA1 2e056bf31a8d78df136f02a62afeeca77f4faccf
SHA256 9010186c5c083155a45673017d1e31c2a178e63cc15a57bbffde4d1956a23dad
SHA512 d0c7a120940c8e637d5566ef179d01eff88a2c2650afda69ad2a46aad76533eaace192028bba3d60407b4e34a950e7560f95d9f9b8eebe361ef62897d88b30cb

/data/user/0/com.mipaxogajeperi.wutixifo/no_backup/androidx.work.workdb-shm

MD5 bb7df04e1b0a2570657527a7e108ae23
SHA1 5188431849b4613152fd7bdba6a3ff0a4fd6424b
SHA256 c35020473aed1b4642cd726cad727b63fff2824ad68cedd7ffb73c7cbd890479
SHA512 768007e06b0cd9e62d50f458b9435c6dda0a6d272f0b15550f97c478394b743331c3a9c9236e09ab5b9cb3b423b2320a5d66eb3c7068db9ea37891ca40e47012

/data/user/0/com.mipaxogajeperi.wutixifo/no_backup/androidx.work.workdb-wal

MD5 88f26e2d8f1aef307abf22e44bf0486b
SHA1 d831724664855e5c1b3b615b0690eb8a87ee7b1f
SHA256 c22d5d1d77b4a8e80fd524e650b49092a3c0566eeaf54ac8ce956a4c8e661f5f
SHA512 ceb762dcec98be581258a721b006c3bf11b02a8dad4a8a7c440870500a91a74c68704b5e5985ce67810d1f3c25937c80a13a0b1654c9fe33d38c6051143a6322

/data/user/0/com.mipaxogajeperi.wutixifo/no_backup/androidx.work.workdb-wal

MD5 06872c252c7c3e75b3c4b5bbb24631ff
SHA1 aab230008a020016ddedcc592c1132f528bbdc3c
SHA256 090b4e130f4a81d0714225a489ad97b0a703915e046b8d7a6516cd20164a8f8e
SHA512 2bfecb9e53fc48d50e60e2922c934faaa12bd0a16c2d8490fc558a96077275fc19fe9d724606b635c9b3d00454965187b80f2b1f51b69a62aa4e715366b7742f

/data/user/0/com.mipaxogajeperi.wutixifo/no_backup/androidx.work.workdb-wal

MD5 9f862a1d76bf8390644e7f56c677c9bc
SHA1 18119d410d65c2fc00226759d477c572bb226131
SHA256 e2402fe5711611c976220667e623d523d3fe32219b0bd0191ca95bbde38dd667
SHA512 e780b1f7967f9f5eaedbaf49470ccf877f80167d7215c9830281ccff2709fb2096d83d3ec4971650987d2fb2d764f3ab078ccbbd3f6e237e9a95555aa7174e58

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-25 22:03

Reported

2024-06-25 22:13

Platform

android-x86-arm-20240624-en

Max time kernel

179s

Max time network

131s

Command Line

com.mipaxogajeperi.wutixifo

Signatures

Hook

rat trojan infostealer hook

Makes use of the framework's Accessibility service

collection evasion credential_access
Description Indicator Process Target
Framework service call android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfoByAccessibilityId N/A N/A
Framework service call android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByText N/A N/A
Framework service call android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByViewId N/A N/A

Queries information about running processes on the device

discovery
Description Indicator Process Target
Framework service call android.app.IActivityManager.getRunningAppProcesses N/A N/A

Queries the phone number (MSISDN for GSM devices)

discovery

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 the current Wi-Fi connection

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

Queries the mobile country code (MCC)

discovery
Description Indicator Process Target
Framework service call com.android.internal.telephony.ITelephony.getNetworkCountryIsoForPhone N/A N/A

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

Schedules tasks to execute at a specified time

execution persistence
Description Indicator Process Target
Framework service call android.app.job.IJobScheduler.schedule N/A N/A

Checks CPU information

Description Indicator Process Target
File opened for read /proc/cpuinfo N/A N/A

Checks memory information

Description Indicator Process Target
File opened for read /proc/meminfo N/A N/A

Processes

com.mipaxogajeperi.wutixifo

Network

Country Destination Domain Proto
N/A 224.0.0.251:5353 udp
US 1.1.1.1:53 semanticlocation-pa.googleapis.com udp
US 1.1.1.1:53 null udp
GB 216.58.204.78:443 tcp
US 1.1.1.1:53 android.apis.google.com udp
GB 172.217.16.238:443 android.apis.google.com tcp
GB 142.250.179.234:443 semanticlocation-pa.googleapis.com tcp

Files

/data/data/com.mipaxogajeperi.wutixifo/no_backup/androidx.work.workdb-journal

MD5 8903a6690e0d718059bafb5d50cbfa99
SHA1 223d4d39f96f441e960ca1896e32390ac40b0b6a
SHA256 96427ea3786be3a78d30b3e8d34078c5d1db59654df6773ebda63e8d68f6cfbf
SHA512 7e4136895f1087da3cce0e3f82f903a2c7e4ce5922b75c345a0e98c7c045a66b03bc169049c2ff3cb8005aef6c915c393774e65cfc1cb3e090e477ed4d449828

/data/data/com.mipaxogajeperi.wutixifo/no_backup/androidx.work.workdb

MD5 f2b4b0190b9f384ca885f0c8c9b14700
SHA1 934ff2646757b5b6e7f20f6a0aa76c7f995d9361
SHA256 0a8ffb6b327963558716e87db8946016d143e39f895fa1b43e95ba7032ce2514
SHA512 ec12685fc0d60526eed4d38820aad95611f3e93ae372be5a57142d8e8a1ba17e6e5dfe381a4e1365dddc0b363c9c40daaffdc1245bd515fddac69bf1abacd7f1

/data/data/com.mipaxogajeperi.wutixifo/no_backup/androidx.work.workdb-shm

MD5 bb7df04e1b0a2570657527a7e108ae23
SHA1 5188431849b4613152fd7bdba6a3ff0a4fd6424b
SHA256 c35020473aed1b4642cd726cad727b63fff2824ad68cedd7ffb73c7cbd890479
SHA512 768007e06b0cd9e62d50f458b9435c6dda0a6d272f0b15550f97c478394b743331c3a9c9236e09ab5b9cb3b423b2320a5d66eb3c7068db9ea37891ca40e47012

/data/data/com.mipaxogajeperi.wutixifo/no_backup/androidx.work.workdb-wal

MD5 dd80856ca39f58b89993a25e34a140f4
SHA1 b3c558ba01fd6ba74468a796c154e5f2703a2625
SHA256 85194c9fe240152ee8517822e7f6290b27d00eb391bde8810ce04ef0af82c566
SHA512 3e050467c1cd2a05bfd59144a100aab6d9d86545c66b435bfa3e6f35d8a750b5f5ad53b5dc044b946871961d5e8b9773952ce61623f7550ec7c2d9f6e12d0001

/data/data/com.mipaxogajeperi.wutixifo/no_backup/androidx.work.workdb-wal

MD5 310c3f37ae9f98a2de1dd4a12e96bec4
SHA1 3aecda21e3fc52a96a6a3764154ebca3654928a7
SHA256 d052c2f0df83ad359265e435db496ebccfe3b999782071fe0f4a6d38e4778d41
SHA512 50a86983c0ef36595ce681492407b194ae678f86d690b2549e3fb572f39753b4923feab4356d5da6543bc89f7cf20089b969c0887c84a3d1ad6034e3376badb9

/data/data/com.mipaxogajeperi.wutixifo/no_backup/androidx.work.workdb-wal

MD5 1029f2e14008c56999ae10115b7adbcd
SHA1 ed15583a80203bc3208abfdbcd22d6da0a6cc03d
SHA256 c1316980c540ff8f6a815584fbf836c1d4cc24b22b5d871e6c34de647850661d
SHA512 5784eab574a40902ece7b9cee64944c01ad6a7675179382957009d21b49bca33d77a0678dec0957f4436a043e0311d1a7ae972f0c74aeab6a72efced380ed202