cerberus | b40b9bf089b84e75979dc53905461793890f79bee528f123b594c22085e213b6

General

Target

a910d26af2139ed9070774f36fa9bb06_JaffaCakes118.apk
Size

136KB
MD5

a910d26af2139ed9070774f36fa9bb06
SHA1

817d6a8a2e8f846c980963a5fb37c6e06c7b30e3
SHA256

b40b9bf089b84e75979dc53905461793890f79bee528f123b594c22085e213b6
SHA512

99bcf7f6770e8ccecefccb2a1bec76f4adc2c61478cdeb51d534f57e10576c769cda4c291f5b2d2d5744428df40d7a0dc29088801ecd4bfb190f56e5b0b148d3
SSDEEP

3072:CiM5eROwXw442uc1oIfFSUSX4rqEq/JOmJOV8d8SwA4z4wA4z8UlvDm8eUlvDm8y:CX5eROsXw8fznrqEqQXCarA4z1A4zPvU

Score

10^/10

cerberus banker collection credential_access discovery evasion infostealer persistence rat stealth trojan

Malware Config

Extracted

Family

cerberus

C2

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
Cerberus family
cerberus

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

stealth trojan evasion

Suppress Application Icon

T1628.001

pid	Process
4251	com.iuyfwbuglk.fcnamspjccytsdh

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

description	ioc	Process
Framework service call	android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfoByAccessibilityId	com.iuyfwbuglk.fcnamspjccytsdh
Framework service call	android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByText	com.iuyfwbuglk.fcnamspjccytsdh
Framework service call	android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByViewId	com.iuyfwbuglk.fcnamspjccytsdh

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

ioc	Process
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.iuyfwbuglk.fcnamspjccytsdh
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.iuyfwbuglk.fcnamspjccytsdh
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.iuyfwbuglk.fcnamspjccytsdh
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.iuyfwbuglk.fcnamspjccytsdh
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.iuyfwbuglk.fcnamspjccytsdh
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.iuyfwbuglk.fcnamspjccytsdh

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

discovery

System Network Configuration Discovery

T1422

description	ioc	Process
Framework service call	com.android.internal.telephony.ITelephony.getNetworkCountryIsoForPhone	com.iuyfwbuglk.fcnamspjccytsdh

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

evasion

User Evasion

T1628.002

description	ioc	Process
Intent action	android.settings.REQUEST_IGNORE_BATTERY_OPTIMIZATIONS	com.iuyfwbuglk.fcnamspjccytsdh

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

evasion

User Evasion

T1628.002

description	ioc	Process
Framework API call	android.hardware.SensorManager.registerListener	com.iuyfwbuglk.fcnamspjccytsdh

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

persistence

Broadcast Receivers

T1624.001

description	ioc	Process
Framework service call	android.app.IActivityManager.registerReceiver	com.iuyfwbuglk.fcnamspjccytsdh

Checks CPU information 2 TTPs 1 IoCs

System Checks

T1633.001

System Information Discovery

T1426

description	ioc	Process
File opened for read	/proc/cpuinfo	com.iuyfwbuglk.fcnamspjccytsdh

Checks memory information 2 TTPs 1 IoCs

System Checks

T1633.001

System Information Discovery

T1426

description	ioc	Process
File opened for read	/proc/meminfo	com.iuyfwbuglk.fcnamspjccytsdh

com.iuyfwbuglk.fcnamspjccytsdh
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:4251