Malware Analysis Report

2025-01-19 05:16

Sample ID 220120-wancssahe8
Target AndrodUpdate.apk
SHA256 e4db3407a56bdaeadd8534a53ee398ce256edf2d00e7eab42357c537229cc550
Tags
cerberus banker evasion infostealer rat trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral3

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

e4db3407a56bdaeadd8534a53ee398ce256edf2d00e7eab42357c537229cc550

Threat Level: Known bad

The file AndrodUpdate.apk was found to be: Known bad.

Malicious Activity Summary

cerberus banker evasion infostealer rat trojan

Cerberus

Makes use of the framework's Accessibility service.

Loads dropped Dex/Jar

Requests dangerous framework permissions

Reads information about phone network operator.

Listens for changes in the sensor environment (might be used to detect emulation).

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2022-01-20 17:43

Signatures

Requests dangerous framework permissions

Description Indicator Process Target
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 an app to access precise location. android.permission.ACCESS_FINE_LOCATION 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 read access to the device's phone number(s). android.permission.READ_PHONE_NUMBERS N/A N/A
Allows an app to access approximate location. android.permission.ACCESS_COARSE_LOCATION N/A N/A
Allows an application to record audio. android.permission.RECORD_AUDIO N/A N/A
Allows an application to read SMS messages. android.permission.READ_SMS N/A N/A
Allows an application to receive SMS messages. android.permission.RECEIVE_SMS 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 location in the background. android.permission.ACCESS_BACKGROUND_LOCATION N/A N/A

Analysis: behavioral3

Detonation Overview

Submitted

2022-01-20 17:43

Reported

2022-01-20 17:44

Platform

android-x86-arm

Max time kernel

2023160s

Max time network

75s

Command Line

com.visa.sting

Signatures

Cerberus

banker trojan infostealer evasion rat cerberus

Makes use of the framework's Accessibility service.

Description Indicator Process Target
Framework service call android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfoByAccessibilityId N/A N/A

Loads dropped Dex/Jar

Description Indicator Process Target
N/A /data/user/0/com.visa.sting/app_DynamicOptDex/ypcAiN.json N/A N/A
N/A /data/user/0/com.visa.sting/app_DynamicOptDex/ypcAiN.json N/A N/A

Processes

com.visa.sting

com.visa.sting

/system/bin/dex2oat

Network

Country Destination Domain Proto
US 1.1.1.1:53 alt3-mtalk.google.com udp
SG 74.125.200.188:443 alt3-mtalk.google.com tcp
US 1.1.1.1:53 semanticlocation-pa.googleapis.com udp
US 1.1.1.1:53 android.apis.google.com udp
NL 142.251.36.46:443 android.apis.google.com tcp
US 1.1.1.1:853 tcp
US 1.1.1.1:853 tcp
US 1.1.1.1:853 tcp

Files

/data/user/0/com.visa.sting/app_DynamicOptDex/ypcAiN.json

MD5 c2165c56db3f1d87c59f89c19996d12a
SHA1 03d9b033fa96aaced02b5310ce45a578e0e4e896
SHA256 e96ea6f497df9d40b891984ad7011e1395b32ad12fb95d0ef20230fd1d416218
SHA512 9abdfb63ad8e7c8554da3cc97c41f73538101ee21e4a057d5099b59ab5a49b7b5250c6e614b8f553de76ff24003a34002cdeebe533c816f6823b2790976108cf

/data/user/0/com.visa.sting/app_DynamicOptDex/ypcAiN.json

MD5 425714f85da77af555a39bd99e125576
SHA1 f482d45360fdff5c1ec0fed8dc0fbfcfbf385ac2
SHA256 0992580d51dd73cc897b39057e5b04d1bad661383c9d516e2d5b69a039607c0e
SHA512 241719332574a512e9109250487ce5c2dcb5d3308069821d90ee41d59ab0a28584100a2d80a59bf541f3b843951e7c0c226b11ffa891cf499b7b2fd35a5eaa24

Analysis: behavioral1

Detonation Overview

Submitted

2022-01-20 17:43

Reported

2022-01-20 17:45

Platform

android-x64

Max time kernel

2023200s

Max time network

109s

Command Line

com.visa.sting

Signatures

Cerberus

banker trojan infostealer evasion rat cerberus

Loads dropped Dex/Jar

Description Indicator Process Target
N/A /data/user/0/com.visa.sting/app_DynamicOptDex/ypcAiN.json N/A N/A
N/A /data/data/com.visa.sting/app_apk/system.apk N/A N/A
N/A /data/data/com.visa.sting/app_apk/system.apk N/A N/A
N/A /data/data/com.visa.sting/app_apk/system.apk N/A N/A
N/A /data/data/com.visa.sting/app_apk/system.apk N/A N/A
N/A /data/data/com.visa.sting/app_apk/system.apk N/A N/A

Reads information about phone network operator.

Listens for changes in the sensor environment (might be used to detect emulation).

evasion
Description Indicator Process Target
Framework API call android.hardware.SensorManager.registerListener N/A N/A

Processes

com.visa.sting

Network

Country Destination Domain Proto
N/A 224.0.0.251:5353 udp
US 1.1.1.1:853 tcp
US 104.21.70.109:80 ayatadedemama.xyz tcp

Files

/data/user/0/com.visa.sting/app_DynamicOptDex/ypcAiN.json

MD5 c2165c56db3f1d87c59f89c19996d12a
SHA1 03d9b033fa96aaced02b5310ce45a578e0e4e896
SHA256 e96ea6f497df9d40b891984ad7011e1395b32ad12fb95d0ef20230fd1d416218
SHA512 9abdfb63ad8e7c8554da3cc97c41f73538101ee21e4a057d5099b59ab5a49b7b5250c6e614b8f553de76ff24003a34002cdeebe533c816f6823b2790976108cf

/data/data/com.visa.sting/app_apk/system.apk

MD5 69b3ca57adef18f47b71ce651769abf4
SHA1 7204f2b55b577cadc557a4074c29831e313662d6
SHA256 26533562f7e9db5feafc571f9cea03cc80fcd2917ebb0744de30fb8dec12141b
SHA512 22713beed0583876a801eeef1e13a5677025567866e898fedb8201befdab3a4d88de759a410bcb00f7ba8261a10cce977328d536436989b051df6495998a31f1

/data/data/com.visa.sting/app_apk/system.apk

MD5 69b3ca57adef18f47b71ce651769abf4
SHA1 7204f2b55b577cadc557a4074c29831e313662d6
SHA256 26533562f7e9db5feafc571f9cea03cc80fcd2917ebb0744de30fb8dec12141b
SHA512 22713beed0583876a801eeef1e13a5677025567866e898fedb8201befdab3a4d88de759a410bcb00f7ba8261a10cce977328d536436989b051df6495998a31f1

/data/data/com.visa.sting/app_apk/system.apk

MD5 69b3ca57adef18f47b71ce651769abf4
SHA1 7204f2b55b577cadc557a4074c29831e313662d6
SHA256 26533562f7e9db5feafc571f9cea03cc80fcd2917ebb0744de30fb8dec12141b
SHA512 22713beed0583876a801eeef1e13a5677025567866e898fedb8201befdab3a4d88de759a410bcb00f7ba8261a10cce977328d536436989b051df6495998a31f1

/data/data/com.visa.sting/app_apk/system.apk

MD5 69b3ca57adef18f47b71ce651769abf4
SHA1 7204f2b55b577cadc557a4074c29831e313662d6
SHA256 26533562f7e9db5feafc571f9cea03cc80fcd2917ebb0744de30fb8dec12141b
SHA512 22713beed0583876a801eeef1e13a5677025567866e898fedb8201befdab3a4d88de759a410bcb00f7ba8261a10cce977328d536436989b051df6495998a31f1

/data/data/com.visa.sting/app_apk/system.apk

Analysis: behavioral2

Detonation Overview

Submitted

2022-01-20 17:43

Reported

2022-01-20 17:43

Platform

android-x64-arm64

Max time network

15s

Command Line

N/A

Signatures

N/A

Processes

N/A

Network

Country Destination Domain Proto
N/A 224.0.0.251:5353 udp
US 1.1.1.1:853 tcp
NL 142.251.39.106:443 udp

Files

N/A