Malware Analysis Report

2024-12-06 02:37

Sample ID 231223-nd531shdf8
Target fake_application_dol.zip
SHA256 df47187707ce3aa7a1aa677e2ed6dc26024017ad447323ccca4eb642615cdbc4
Tags
gigabud
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

df47187707ce3aa7a1aa677e2ed6dc26024017ad447323ccca4eb642615cdbc4

Threat Level: Known bad

The file fake_application_dol.zip was found to be: Known bad.

Malicious Activity Summary

gigabud

Gigabud family

Gigabud payload

Declares services with permission to bind to the system

Requests dangerous framework permissions

Uses Crypto APIs (Might try to encrypt user data)

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2023-12-23 11:18

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

2023-12-23 11:17

Reported

2023-12-23 11:24

Platform

android-x86-arm-20231215-en

Max time kernel

2523517s

Max time network

96s

Command Line

nrmahn.kwqzdrb.nahh

Signatures

Uses Crypto APIs (Might try to encrypt user data)

Description Indicator Process Target
Framework API call javax.crypto.Cipher.doFinal N/A N/A

Processes

nrmahn.kwqzdrb.nahh

Network

Country Destination Domain Proto
N/A 224.0.0.251:5353 udp
US 1.1.1.1:53 semanticlocation-pa.googleapis.com udp
FR 216.58.204.74:443 semanticlocation-pa.googleapis.com tcp
GB 172.217.16.238:443 tcp
US 1.1.1.1:53 android.apis.google.com udp
GB 142.250.179.238:443 android.apis.google.com tcp
US 1.1.1.1:53 app.pzs5k.xyz udp
SG 8.219.85.91:8888 tcp
GB 142.250.187.234:443 semanticlocation-pa.googleapis.com tcp
SG 8.219.85.91:8888 tcp
US 1.1.1.1:53 static.xx.fbcdn.net udp
US 1.1.1.1:53 m.youtube.com udp
US 1.1.1.1:53 images-na.ssl-images-amazon.com udp
US 1.1.1.1:53 en.m.wikipedia.org udp
US 1.1.1.1:53 a.espncdn.com udp
US 1.1.1.1:53 s.yimg.com udp
US 1.1.1.1:53 ir.ebaystatic.com udp
IE 163.70.151.21:443 static.xx.fbcdn.net tcp
US 1.1.1.1:53 www.instagram.com udp
GB 142.250.200.46:443 m.youtube.com tcp
GB 18.165.203.19:443 images-na.ssl-images-amazon.com tcp
NL 185.15.59.224:443 en.m.wikipedia.org tcp
GB 2.16.170.123:80 a.espncdn.com tcp
GB 87.248.114.12:443 s.yimg.com tcp
GB 157.240.221.174:443 www.instagram.com tcp
US 151.101.2.206:443 ir.ebaystatic.com tcp
US 1.1.1.1:53 www.google.com udp
GB 172.217.169.4:443 www.google.com tcp
US 1.1.1.1:53 stbosndzzxlec udp
US 1.1.1.1:53 ubpdnmcq udp
US 1.1.1.1:53 njsnjtklzoeocta udp
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 81163e128ac304ba1252b479fdad99ac
SHA1 1a4d982a0bd20105fb759597f59edf257d9a0f0c
SHA256 00c0b1b25b89f7975053ea8c1e865e7c09614b2df9a567c8009cb539ec56b928
SHA512 dab7cc52ef4f01554ab8316db2a0ea0b249abb5b9e735b67aa07e1a1f4327c70a111767db19f0989581a09c41209911aa9c382ae855389f432fa93cdad0d7125