Analysis Overview

score

10^/10

SHA256

54cae24056fcd10bfc1277d5c363d6bec6a1184124137cc596604b6ad60e86cd

Threat Level: Known bad

The file 54cae24056fcd10bfc1277d5c363d6bec6a1184124137cc596604b6ad60e86cd.bin was found to be: Known bad.

Malicious Activity Summary

ermac banker collection credential_access discovery evasion impact infostealer persistence stealth trojan

Ermac family

Ermac

Ermac2 payload

Removes its main activity from the application launcher

Queries the phone number (MSISDN for GSM devices)

Obtains sensitive information copied to the device clipboard

Makes use of the framework's Accessibility service

Declares broadcast receivers with permission to handle system events

Makes use of the framework's foreground persistence service

Queries the mobile country code (MCC)

Requests dangerous framework permissions

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

Performs UI accessibility actions on behalf of the user

Acquires the wake lock

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

Reads information about phone network operator.

Declares services with permission to bind to the system

Uses Crypto APIs (Might try to encrypt user data)

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

Checks memory information

Checks CPU information

MITRE ATT&CK Matrix

N/A

Analysis: static1

Detonation Overview

Reported

2024-06-12 16:04

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 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
Allows an application to request installing packages.	android.permission.REQUEST_INSTALL_PACKAGES	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 receive SMS messages.	android.permission.RECEIVE_SMS	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 access to the list of accounts in the Accounts Service.	android.permission.GET_ACCOUNTS	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 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

2024-06-12 16:04

Reported

2024-06-12 16:07

Platform

android-x64-20240611.1-en

Max time kernel

179s

Max time network

183s

Command Line

com.fewujoyiliwoyi.kacero

Signatures

Ermac

banker trojan infostealer ermac

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.findAccessibilityNodeInfoByAccessibilityId	N/A	N/A
Framework service call	android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByViewId	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 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

Performs UI accessibility actions on behalf of the user

evasion

Description	Indicator	Process	Target
N/A	android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	N/A	N/A
N/A	android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	N/A	N/A
N/A	android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	N/A	N/A
N/A	android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	N/A	N/A
N/A	android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	N/A	N/A
N/A	android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	N/A	N/A
N/A	android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	N/A	N/A
N/A	android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	N/A	N/A
N/A	android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	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

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

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.fewujoyiliwoyi.kacero

Network

Country	Destination	Domain	Proto
N/A	224.0.0.251:5353		udp
GB	142.250.179.234:443		tcp
US	1.1.1.1:53	ssl.google-analytics.com	udp
GB	142.250.200.40:443	ssl.google-analytics.com	tcp
US	1.1.1.1:53	www.virustotal.com	udp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.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	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
GB	142.250.200.46:443		tcp
GB	142.250.179.226:443		tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
GB	142.250.200.46:443		tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
GB	142.250.179.228:443		tcp
GB	142.250.179.228:443		tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	1.1.1.1:53	www.virustotal.com	udp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp

Files

N/A

Analysis: behavioral3

Detonation Overview

Submitted

2024-06-12 16:04

Reported

2024-06-12 16:07

Platform

android-x64-arm64-20240611.1-en

Max time kernel

174s

Max time network

183s

Command Line

com.fewujoyiliwoyi.kacero

Signatures

Ermac

banker trojan infostealer ermac

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.findAccessibilityNodeInfosByText	N/A	N/A
Framework service call	android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfoByAccessibilityId	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 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

Performs UI accessibility actions on behalf of the user

evasion

Description	Indicator	Process	Target
N/A	android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	N/A	N/A
N/A	android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	N/A	N/A
N/A	android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	N/A	N/A
N/A	android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	N/A	N/A
N/A	android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	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

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

discovery

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

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.fewujoyiliwoyi.kacero

Network

Country	Destination	Domain	Proto
N/A	224.0.0.251:5353		udp
GB	216.58.204.78:443		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
US	1.1.1.1:53	ssl.google-analytics.com	udp
GB	172.217.16.232:443	ssl.google-analytics.com	tcp
US	1.1.1.1:53	www.virustotal.com	udp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
GB	142.250.178.4:443		tcp
GB	142.250.178.4:443		tcp
US	1.1.1.1:53	www.virustotal.com	udp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	1.1.1.1:53	www.virustotal.com	udp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp

Files

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-12 16:04

Reported

2024-06-12 16:07

Platform

android-x86-arm-20240611.1-en

Max time kernel

178s

Max time network

184s

Command Line

com.fewujoyiliwoyi.kacero

Signatures

Ermac

banker trojan infostealer ermac

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.findAccessibilityNodeInfoByAccessibilityId	N/A	N/A
Framework service call	android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByViewId	N/A	N/A
Framework service call	android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByText	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

Performs UI accessibility actions on behalf of the user

evasion

Description	Indicator	Process	Target
N/A	android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	N/A	N/A
N/A	android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	N/A	N/A
N/A	android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	N/A	N/A
N/A	android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	N/A	N/A
N/A	android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	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

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

discovery

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.fewujoyiliwoyi.kacero

Network

Country	Destination	Domain	Proto
N/A	224.0.0.251:5353		udp
US	1.1.1.1:53	www.virustotal.com	udp
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
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	1.1.1.1:53	www.virustotal.com	udp
US	1.1.1.1:53	www.virustotal.com	udp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp
US	74.125.34.46:443	www.virustotal.com	tcp

Files

N/A

Sample ID	240612-thx6vs1ckg
Target	54cae24056fcd10bfc1277d5c363d6bec6a1184124137cc596604b6ad60e86cd.bin
SHA256	54cae24056fcd10bfc1277d5c363d6bec6a1184124137cc596604b6ad60e86cd
Tags	ermac banker collection credential_access discovery evasion impact infostealer persistence stealth trojan

Malware Analysis Report

2024-07-28 11:53

Table of Contents

Analysis Overview

Threat Level: Known bad

Malicious Activity Summary

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