Malware Analysis Report

2024-12-01 03:19

Sample ID 240723-sz3bgaxcmj
Target chinhphu_v1.apk
SHA256 feee6ebd9d43e4bfc06c2470dd0efa91b79e98224bb8af5b3f648632b192cfd9
Tags
golddigger
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral4

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: behavioral3

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

feee6ebd9d43e4bfc06c2470dd0efa91b79e98224bb8af5b3f648632b192cfd9

Threat Level: Known bad

The file chinhphu_v1.apk was found to be: Known bad.

Malicious Activity Summary

golddigger

Golddigger family

GoldDigger payload

Declares broadcast receivers with permission to handle system events

Declares services with permission to bind to the system

Requests dangerous framework permissions

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-07-23 15:34

Signatures

GoldDigger payload

Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A

Golddigger family

golddigger

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 app to post notifications. android.permission.POST_NOTIFICATIONS N/A N/A
Allows an application a broad access to external storage in scoped storage. android.permission.MANAGE_EXTERNAL_STORAGE N/A N/A
Allows an application to write to external storage. android.permission.WRITE_EXTERNAL_STORAGE 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 an application to read or write the system settings. android.permission.WRITE_SETTINGS N/A N/A
Allows an application to receive SMS messages. android.permission.RECEIVE_SMS N/A N/A
Allows an application to read from external storage. android.permission.READ_EXTERNAL_STORAGE 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
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 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 request installing packages. android.permission.REQUEST_INSTALL_PACKAGES N/A N/A
Allows an application to collect component usage statistics. android.permission.PACKAGE_USAGE_STATS N/A N/A

Analysis: behavioral4

Detonation Overview

Submitted

2024-07-23 15:34

Reported

2024-07-23 15:40

Platform

android-x86-arm-20240624-en

Max time kernel

3s

Max time network

330s

Command Line

com.ac.apck

Signatures

N/A

Processes

com.ac.apck

Network

Country Destination Domain Proto
N/A 224.0.0.251:5353 udp
GB 142.250.200.42:443 tcp
US 1.1.1.1:53 semanticlocation-pa.googleapis.com udp
GB 216.58.204.78:443 tcp
US 1.1.1.1:53 android.apis.google.com udp
GB 142.250.178.14:443 android.apis.google.com tcp
GB 216.58.201.99:80 tcp
GB 142.250.178.4:443 tcp
GB 172.217.169.34:443 tcp
GB 142.250.200.35:443 tcp
GB 172.217.169.14:443 tcp
GB 142.250.200.35:443 tcp
GB 172.217.169.14:443 tcp
GB 142.250.200.35:443 tcp
GB 142.250.200.35:443 tcp

Files

/data/data/com.ac.apck/files/.ss/l762f62c5.so

MD5 de5c3c44479b9f15e5c794a559e3428f
SHA1 5f6f2cf2ea720cd2675bb68a5833dc900a41073b
SHA256 692b663707a69153bc5d03480e6fa3c89ea740e5e37faa405c27961a651f369c
SHA512 9ee59263af740c429d72c0b88f43cdc80e11e012c14fdcd8e2f009fe10819a2972fc334770b748ae5189bc0f357a620d6d243088ed7f3dc632f3866284c88454

Analysis: behavioral1

Detonation Overview

Submitted

2024-07-23 15:34

Reported

2024-07-23 15:34

Platform

android-x64-20240624-en

Max time network

5s

Command Line

N/A

Signatures

N/A

Processes

N/A

Network

Country Destination Domain Proto
N/A 224.0.0.251:5353 udp

Files

N/A

Analysis: behavioral2

Detonation Overview

Submitted

2024-07-23 15:34

Reported

2024-07-23 15:40

Platform

android-x64-arm64-20240624-en

Max time kernel

3s

Max time network

328s

Command Line

com.ac.apck

Signatures

N/A

Processes

com.ac.apck

Network

Country Destination Domain Proto
GB 142.250.187.238:443 tcp
GB 142.250.187.238:443 tcp
GB 142.250.187.238:443 tcp
N/A 224.0.0.251:5353 udp
US 1.1.1.1:53 ssl.google-analytics.com udp
GB 142.250.178.8:443 ssl.google-analytics.com tcp
GB 142.250.200.36:443 tcp
GB 142.250.200.36:443 tcp
GB 142.250.200.2:443 tcp
GB 142.250.187.227:443 tcp

Files

/data/data/com.ac.apck/files/.ss/l762f62c5.so

MD5 abe018bd191b8ef5283bdd68173f3bc0
SHA1 02f47e9a517700498a60ba02a53bda6bb26c6d1f
SHA256 38503bfc978284527efe400e4451804a0b0fcbb3dd10bf80243d84f112e81eea
SHA512 02e99a7e3cd1f4f89e1dee329fcea1309af685b8003e401cbd99862ecec278f33ff7886b94f004880343b0e467520b2766e3c06ad0706fd49721733851746a09

Analysis: behavioral3

Detonation Overview

Submitted

2024-07-23 15:34

Reported

2024-07-23 15:41

Platform

android-33-x64-arm64-20240624-en

Max time kernel

7s

Max time network

322s

Command Line

com.ac.apck

Signatures

N/A

Processes

com.ac.apck

Network

Country Destination Domain Proto
GB 216.58.201.100:443 udp
GB 216.58.201.100:443 tcp
GB 216.58.201.100:443 tcp
GB 216.58.201.100:443 tcp
N/A 224.0.0.251:5353 udp
GB 216.58.204.78:443 udp
US 1.1.1.1:53 rcs-acs-tmo-us.jibe.google.com udp
US 216.239.36.155:443 rcs-acs-tmo-us.jibe.google.com tcp
US 172.64.41.3:443 tcp
US 172.64.41.3:443 tcp
GB 142.250.179.227:443 tcp
US 172.64.41.3:443 udp
GB 142.250.179.227:443 udp
GB 216.58.201.100:443 udp
GB 142.250.200.36:443 udp
GB 142.250.200.36:443 tcp
GB 142.250.200.36:443 tcp
US 1.1.1.1:53 remoteprovisioning.googleapis.com udp
GB 172.217.16.234:443 remoteprovisioning.googleapis.com tcp
GB 142.250.187.194:443 tcp
GB 142.250.187.194:443 tcp
GB 142.250.200.38:443 tcp
GB 142.250.180.2:443 tcp
GB 142.250.187.194:443 tcp
GB 172.217.169.46:443 tcp
US 216.239.34.36:443 tcp
GB 172.217.16.225:443 tcp
GB 142.250.179.225:443 tcp
GB 172.217.16.225:443 tcp
GB 172.217.16.225:443 tcp
GB 172.217.16.225:443 tcp
GB 172.217.16.225:443 tcp
GB 142.250.187.227:443 tcp
GB 142.250.187.227:443 tcp

Files

/data/data/com.ac.apck/files/.ss/l762f62c5.so

MD5 abe018bd191b8ef5283bdd68173f3bc0
SHA1 02f47e9a517700498a60ba02a53bda6bb26c6d1f
SHA256 38503bfc978284527efe400e4451804a0b0fcbb3dd10bf80243d84f112e81eea
SHA512 02e99a7e3cd1f4f89e1dee329fcea1309af685b8003e401cbd99862ecec278f33ff7886b94f004880343b0e467520b2766e3c06ad0706fd49721733851746a09