Malware Analysis Report

2024-12-01 03:18

Sample ID 240725-hkhcmsthjq
Target appปลอมกรมที่ดิน_DOL.apk
SHA256 c6213e451e4a23b7725143edd1c725aa748fd9eb32e33304b4f87d63c19e0504
Tags
gigabud impact persistence
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Mobile Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

c6213e451e4a23b7725143edd1c725aa748fd9eb32e33304b4f87d63c19e0504

Threat Level: Known bad

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

Malicious Activity Summary

gigabud impact persistence

Gigabud family

Gigabud payload

Declares services with permission to bind to the system

Requests dangerous framework permissions

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

Uses Crypto APIs (Might try to encrypt user data)

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-07-25 06:47

Signatures

Gigabud family

gigabud

Gigabud payload

Description Indicator Process Target
N/A N/A 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 access precise location. android.permission.ACCESS_FINE_LOCATION N/A N/A
Allows an application to request installing packages. android.permission.REQUEST_INSTALL_PACKAGES 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 request installing packages. android.permission.REQUEST_INSTALL_PACKAGES 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
Required to be able to access the camera device. android.permission.CAMERA 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 send SMS messages. android.permission.SEND_SMS N/A N/A
Allows an application to read from external storage. android.permission.READ_EXTERNAL_STORAGE N/A N/A
Allows an application to read or write the system settings. android.permission.WRITE_SETTINGS N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-07-25 06:47

Reported

2024-07-25 06:52

Platform

android-x86-arm-20240624-en

Max time kernel

2s

Max time network

186s

Command Line

nrmahn.kwqzdrb.nahh

Signatures

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

Processes

nrmahn.kwqzdrb.nahh

Network

Country Destination Domain Proto
GB 142.250.180.10:443 tcp
US 1.1.1.1:53 semanticlocation-pa.googleapis.com udp
GB 216.58.201.110:443 tcp
US 1.1.1.1:53 android.apis.google.com udp
GB 142.250.178.14:443 android.apis.google.com tcp
US 1.1.1.1:53 app.pzs5k.xyz udp
SG 8.219.85.91:8888 tcp
SG 8.219.85.91:8888 tcp
SG 8.219.85.91:8888 tcp
SG 8.219.85.91:8888 tcp
SG 8.219.85.91:8888 tcp
SG 8.219.85.91:8888 tcp
SG 8.219.85.91:8888 tcp
SG 8.219.85.91:8888 tcp
SG 8.219.85.91:8888 tcp
SG 8.219.85.91:8888 tcp
SG 8.219.85.91:8888 tcp

Files

/data/data/nrmahn.kwqzdrb.nahh/no_backup/.flurryNoBackup/installationNum

MD5 8ac21a1151890267ba79d2bd91f8fa61
SHA1 55904056a5397ceab0e95870615a39502082efca
SHA256 2983df8b87abbbb024eebf0736f5596d597054a5a4b9332140fe7ea094a53c40
SHA512 0b6dac665b3dcc7c304d97c290fa462b8d8cb7ea07b499c60b079783bbd587aca897d8983cd27d6e291948003f54855ffa72ab75e4622e2b2bf2a3e8ec0ea277