cerberus | a9ff6425c1bb38b32f8570f5d2111c19d7e5bf3257fdff325993acf2e016d2f5

Analysis

max time kernel
49s
max time network
131s
platform
android_x86
resource
android-x86-arm-20240624-en
resource tags

androidarch:armarch:x86image:android-x86-arm-20240624-enlocale:en-usos:android-9-x86system
submitted
23-10-2024 14:27

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General

Target

6f63a6f1242cc01ef15cdb6014098f23_JaffaCakes118.apk
Size

136KB
MD5

6f63a6f1242cc01ef15cdb6014098f23
SHA1

691bb94c48bbb8b29df644751fe19f8840abd588
SHA256

a9ff6425c1bb38b32f8570f5d2111c19d7e5bf3257fdff325993acf2e016d2f5
SHA512

199d46c373c625528f9ebd84c1c457455bbeecd144cf48afc01914649d59c4309fd2252ca7f6861bb768622b315c88f1033531f04211bd950f63506bdff24d9b
SSDEEP

3072:tMvIjwInQxwiNxVf5pU6G3XMLZq7qIJOtJOU8485wA4zbwA4znUlvDm8VUlvDm85:tYnxwGxVf5+6GEZq7qdyFBGA4zUA4z8a

Score

10^/10

cerberus banker collection credential_access discovery evasion infostealer persistence rat stealth trojan

Malware Config

Extracted

Family

cerberus

http://20.49.203.83/

Signatures

Cerberus
An Android banker that is being rented to actors beginning in 2019.
banker trojan infostealer evasion rat cerberus

Removes its main activity from the application launcher 1 TTPs 1 IoCs

stealth trojan evasion

Suppress Application Icon

T1628.001

Processes:

com.uqtfs.nzxl

pid	Process
4256	com.uqtfs.nzxl

Makes use of the framework's Accessibility service 4 TTPs 3 IoCs

Retrieves information displayed on the phone screen using AccessibilityService.

collection evasion credential_access

Input Injection

T1516

Screen Capture

T1513

Keylogging

T1417.001

GUI Input Capture

T1417.002

Processes:

com.uqtfs.nzxl

description	ioc	Process
Framework service call	android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfoByAccessibilityId	com.uqtfs.nzxl
Framework service call	android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByText	com.uqtfs.nzxl
Framework service call	android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByViewId	com.uqtfs.nzxl

Queries the phone number (MSISDN for GSM devices) 1 TTPs
discovery

System Network Configuration Discovery
T1422

Performs UI accessibility actions on behalf of the user 1 TTPs 6 IoCs

Application may abuse the accessibility service to prevent their removal.

evasion

Prevent Application Removal

T1629.001

Processes:

com.uqtfs.nzxl

ioc	Process
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.uqtfs.nzxl
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.uqtfs.nzxl
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.uqtfs.nzxl
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.uqtfs.nzxl
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.uqtfs.nzxl
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.uqtfs.nzxl

Queries the mobile country code (MCC) 1 TTPs 1 IoCs

discovery

System Network Configuration Discovery

T1422

Processes:

com.uqtfs.nzxl

description	ioc	Process
Framework service call	com.android.internal.telephony.ITelephony.getNetworkCountryIsoForPhone	com.uqtfs.nzxl

Requests disabling of battery optimizations (often used to enable hiding in the background). 1 TTPs 1 IoCs

evasion

User Evasion

T1628.002

Processes:

com.uqtfs.nzxl

description	ioc	Process
Intent action	android.settings.REQUEST_IGNORE_BATTERY_OPTIMIZATIONS	com.uqtfs.nzxl

Listens for changes in the sensor environment (might be used to detect emulation) 1 TTPs 1 IoCs

evasion

User Evasion

T1628.002

Processes:

com.uqtfs.nzxl

description	ioc	Process
Framework API call	android.hardware.SensorManager.registerListener	com.uqtfs.nzxl

Registers a broadcast receiver at runtime (usually for listening for system events) 1 TTPs 1 IoCs

persistence

Broadcast Receivers

T1624.001

Processes:

com.uqtfs.nzxl

description	ioc	Process
Framework service call	android.app.IActivityManager.registerReceiver	com.uqtfs.nzxl

Checks CPU information 2 TTPs 1 IoCs

System Checks

T1633.001

System Information Discovery

T1426

Processes:

com.uqtfs.nzxl

description	ioc	Process
File opened for read	/proc/cpuinfo	com.uqtfs.nzxl

Checks memory information 2 TTPs 1 IoCs

System Checks

T1633.001

System Information Discovery

T1426

Processes:

com.uqtfs.nzxl

description	ioc	Process
File opened for read	/proc/meminfo	com.uqtfs.nzxl

com.uqtfs.nzxl
1⤵
- Removes its main activity from the application launcher
- Makes use of the framework's Accessibility service
- Performs UI accessibility actions on behalf of the user
- Queries the mobile country code (MCC)
- Requests disabling of battery optimizations (often used to enable hiding in the background).
- Listens for changes in the sensor environment (might be used to detect emulation)
- Registers a broadcast receiver at runtime (usually for listening for system events)
- Checks CPU information
- Checks memory information
PID:4256