ermac | b5da4a4a3af16776069e98fd6dc3362201f8e5d1c4c2925f7f3cb5d8ed891583[.]bin

General

Target

b5da4a4a3af16776069e98fd6dc3362201f8e5d1c4c2925f7f3cb5d8ed891583.bin
Size

3.6MB
MD5

2901060bc7177a4f8eec4519b050e284
SHA1

082142d3405d9ffeec8d57ce5c747be5757d419f
SHA256

b5da4a4a3af16776069e98fd6dc3362201f8e5d1c4c2925f7f3cb5d8ed891583
SHA512

6a00cb692eda1fd8418c0632f50f8a8b6d09c60b403e5056aad7af5896c563718c740daaa64e1d710931ee5fb5fd0422869b7c6f762a182f4504b44cbb5b324b
SSDEEP

98304:X4y38o4p4d6+BcCJi2b93vzUMMaTeGxN1aeHolZLGrXrPq:X4y3808+BcoZxbPfTzN1axobi

Score

10^/10

ermac

Malware Config

Signatures

Ermac family
ermac

Ermac2 payload 1 IoCs

resource	yara_rule
sample	family_ermac2

Attempts to obfuscate APK file format
Applies obfuscation techniques to the APK format in order to hinder analysis

Declares broadcast receivers with permission to handle system events 1 IoCs

description	ioc
Required by device admin receivers to bind with the system. Allows apps to manage device administration features.	android.permission.BIND_DEVICE_ADMIN

Declares services with permission to bind to the system 2 IoCs

description	ioc
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
Required by accessibility services to bind with the system. Allows apps to access accessibility features.	android.permission.BIND_ACCESSIBILITY_SERVICE

Requests dangerous framework permissions 18 IoCs

description	ioc
Required to be able to access the camera device.	android.permission.CAMERA
Allows an application to write to external storage.	android.permission.WRITE_EXTERNAL_STORAGE
Allows an application to read from external storage.	android.permission.READ_EXTERNAL_STORAGE
Allows an application to read SMS messages.	android.permission.READ_SMS
Allows an application to send SMS messages.	android.permission.SEND_SMS
Allows an application to receive SMS messages.	android.permission.RECEIVE_SMS
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
Allows read access to the device's phone number(s).	android.permission.READ_PHONE_NUMBERS
Allows an application to read the user's call log.	android.permission.READ_CALL_LOG
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
Allows an app to access approximate location.	android.permission.ACCESS_COARSE_LOCATION
Allows an application to read the user's contacts data.	android.permission.READ_CONTACTS
Allows an application to write the user's contacts data.	android.permission.WRITE_CONTACTS
Allows access to the list of accounts in the Accounts Service.	android.permission.GET_ACCOUNTS
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
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
Allows an application a broad access to external storage in scoped storage.	android.permission.MANAGE_EXTERNAL_STORAGE
Allows an application to read or write the system settings.	android.permission.WRITE_SETTINGS

Files

b5da4a4a3af16776069e98fd6dc3362201f8e5d1c4c2925f7f3cb5d8ed891583.bin
.apk android

com.tencent.mm

com.tencent.mm.Main2

Activities

com.tencent.mm.Main2

android.intent.action.MAIN

com.xxx.zzz.smsp.SmsSendSms

android.intent.action.SENDTO
android.intent.action.SEND

Permissions

android.permission.CAMERA
android.permission.FOREGROUND_SERVICE
android.permission.WRITE_EXTERNAL_STORAGE
android.permission.READ_EXTERNAL_STORAGE
android.permission.INTERNET
android.permission.ACCESS_NETWORK_STATE
android.permission.ACCESS_WIFI_STATE
android.permission.READ_SMS
android.permission.SEND_SMS
android.permission.RECEIVE_SMS
android.permission.READ_PHONE_STATE
android.permission.READ_PHONE_NUMBERS
android.permission.READ_CALL_LOG
android.permission.CALL_PHONE
android.permission.MODIFY_AUDIO_SETTINGS
android.permission.ACCESS_COARSE_LOCATION
android.permission.READ_CONTACTS
android.permission.WRITE_CONTACTS
android.permission.GET_ACCOUNTS
android.permission.WAKE_LOCK
android.permission.RECEIVE_BOOT_COMPLETED
android.permission.ACTION_MANAGE_OVERLAY_PERMISSION
android.permission.SYSTEM_ALERT_WINDOW
android.permission.DISABLE_KEYGUARD
android.permission.GET_TASKS
android.permission.QUERY_ALL_PACKAGES
android.permission.GET_CLIPS
android.permission.READ_CLIPS
android.permission.WRITE_CLIPS
android.permission.REQUEST_IGNORE_BATTERY_OPTIMIZATIONS
android.permission.REQUEST_DELETE_PACKAGES
android.permission.RECEIVE_LAUNCH_BROADCASTS
android.permission.QUICKBOOT_POWERON
android.permission.SYSTEM_ALERT_WINDOW
android.permission.MANAGE_EXTERNAL_STORAGE
android.permission.WRITE_SETTINGS

Receivers

com.xxx.zzz.adminp.AdminReceiverzxc

android.app.action.DEVICE_ADMIN_DISABLED
android.app.action.DEVICE_ADMIN_ENABLED
android.app.action.ACTION_DEVICE_ADMIN_DISABLE_REQUESTED
android.app.action.ACTION_PASSWORD_FAILED
android.app.action.ACTION_PASSWORD_SUCCEEDED

com.xxx.zzz.receiverss.BootCompletedReceiverads

android.intent.action.BOOT_COMPLETED
android.intent.action.QUICKBOOT_POWERON
com.htc.intent.action.QUICKBOOT_POWERON
android.intent.action.REBOOT

com.xxx.zzz.receiverss.MyReceiverda

android.intent.action.PACKAGE_ADDED
android.intent.action.PACKAGE_REMOVED
android.intent.action.ACTION_SHUTDOWN
android.intent.action.ACTION_POWER_CONNECTED
android.intent.action.ACTION_POWER_DISCONNECTED
android.net.conn.CONNECTIVITY_CHANGE
android.net.wifi.WIFI_STATE_CHANGED
android.intent.action.AIRPLANE_MODE
android.intent.action.SCREEN_ON
android.intent.action.SCREEN_OFF
android.intent.action.BATTERY_OKAY
android.intent.action.DATE_CHANGED

com.xxx.zzz.smsp.SmsReciever

android.provider.Telephony.SMS_RECEIVED

com.xxx.zzz.smsp.SmsPushServiceReciever

android.provider.Telephony.WAP_PUSH_DELIVER

com.xxx.zzz.smsp.SmsMmsReceiver

android.provider.Telephony.SMS_DELIVER

androidx.work.impl.background.systemalarm.ConstraintProxy$BatteryChargingProxy

android.intent.action.ACTION_POWER_CONNECTED
android.intent.action.ACTION_POWER_DISCONNECTED

androidx.work.impl.background.systemalarm.ConstraintProxy$BatteryNotLowProxy

android.intent.action.BATTERY_OKAY
android.intent.action.BATTERY_LOW

androidx.work.impl.background.systemalarm.ConstraintProxy$StorageNotLowProxy

android.intent.action.DEVICE_STORAGE_LOW
android.intent.action.DEVICE_STORAGE_OK

androidx.work.impl.background.systemalarm.ConstraintProxy$NetworkStateProxy

android.net.conn.CONNECTIVITY_CHANGE

androidx.work.impl.background.systemalarm.RescheduleReceiver

android.intent.action.BOOT_COMPLETED
android.intent.action.TIME_SET
android.intent.action.TIMEZONE_CHANGED

androidx.work.impl.background.systemalarm.ConstraintProxyUpdateReceiver

androidx.work.impl.background.systemalarm.UpdateProxies

Services

com.xxx.zzz.notifp.NotificationReadServicesd

android.service.notification.NotificationListenerService

com.xxx.zzz.accessppp.AccessibilityServiceQ

android.accessibilityservice.AccessibilityService

com.xxx.zzz.smsp.SmsHeadlessSmsSendService

android.intent.action.RESPOND_VIA_MESSAGE

Android Permissions

b5da4a4a3af16776069e98fd6dc3362201f8e5d1c4c2925f7f3cb5d8ed891583.bin

Permissions

android.permission.CAMERA

android.permission.FOREGROUND_SERVICE

android.permission.WRITE_EXTERNAL_STORAGE

android.permission.READ_EXTERNAL_STORAGE

android.permission.INTERNET

android.permission.ACCESS_NETWORK_STATE

android.permission.ACCESS_WIFI_STATE

android.permission.READ_SMS

android.permission.SEND_SMS

android.permission.RECEIVE_SMS

android.permission.READ_PHONE_STATE

android.permission.READ_PHONE_NUMBERS

android.permission.READ_CALL_LOG

android.permission.CALL_PHONE

android.permission.MODIFY_AUDIO_SETTINGS

android.permission.ACCESS_COARSE_LOCATION

android.permission.READ_CONTACTS

android.permission.WRITE_CONTACTS

android.permission.GET_ACCOUNTS

android.permission.WAKE_LOCK

android.permission.RECEIVE_BOOT_COMPLETED

android.permission.ACTION_MANAGE_OVERLAY_PERMISSION

android.permission.SYSTEM_ALERT_WINDOW

android.permission.DISABLE_KEYGUARD

android.permission.GET_TASKS

android.permission.QUERY_ALL_PACKAGES

android.permission.GET_CLIPS

android.permission.READ_CLIPS

android.permission.WRITE_CLIPS

android.permission.REQUEST_IGNORE_BATTERY_OPTIMIZATIONS

android.permission.REQUEST_DELETE_PACKAGES

android.permission.RECEIVE_LAUNCH_BROADCASTS

android.permission.QUICKBOOT_POWERON

android.permission.SYSTEM_ALERT_WINDOW

android.permission.MANAGE_EXTERNAL_STORAGE

android.permission.WRITE_SETTINGS

Sharing

General

Malware Config

Signatures

Files

com.tencent.mm

com.tencent.mm.Main2

Activities

com.tencent.mm.Main2

com.xxx.zzz.smsp.SmsSendSms

Permissions

Receivers

com.xxx.zzz.adminp.AdminReceiverzxc

com.xxx.zzz.receiverss.BootCompletedReceiverads

com.xxx.zzz.receiverss.MyReceiverda

com.xxx.zzz.smsp.SmsReciever

com.xxx.zzz.smsp.SmsPushServiceReciever

com.xxx.zzz.smsp.SmsMmsReceiver

androidx.work.impl.background.systemalarm.ConstraintProxy$BatteryChargingProxy

androidx.work.impl.background.systemalarm.ConstraintProxy$BatteryNotLowProxy

androidx.work.impl.background.systemalarm.ConstraintProxy$StorageNotLowProxy

androidx.work.impl.background.systemalarm.ConstraintProxy$NetworkStateProxy

androidx.work.impl.background.systemalarm.RescheduleReceiver

androidx.work.impl.background.systemalarm.ConstraintProxyUpdateReceiver

Services

com.xxx.zzz.notifp.NotificationReadServicesd

com.xxx.zzz.accessppp.AccessibilityServiceQ

com.xxx.zzz.smsp.SmsHeadlessSmsSendService

Android Permissions

b5da4a4a3af16776069e98fd6dc3362201f8e5d1c4c2925f7f3cb5d8ed891583.bin