Malware Analysis Report

2025-01-19 07:45

Sample ID 240615-bjr25axemq
Target ac5bd6a8177922311169089a459a1726_JaffaCakes118
SHA256 cb7c8edca5c5a1f00e03da83d0cd01070247f47fde194e5f689f35dd7a4f0e43
Tags
score
6/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
6/10

SHA256

cb7c8edca5c5a1f00e03da83d0cd01070247f47fde194e5f689f35dd7a4f0e43

Threat Level: Shows suspicious behavior

The file ac5bd6a8177922311169089a459a1726_JaffaCakes118 was found to be: Shows suspicious behavior.

Malicious Activity Summary


Requests dangerous framework permissions

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-06-15 01:10

Signatures

Requests dangerous framework permissions

Description Indicator Process Target
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 write to external storage. android.permission.WRITE_EXTERNAL_STORAGE N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-15 01:10

Reported

2024-06-15 01:13

Platform

android-x86-arm-20240611.1-en

Max time kernel

2s

Max time network

137s

Command Line

com.liwenzhi_calendar.activity

Signatures

N/A

Processes

com.liwenzhi_calendar.activity

Network

Country Destination Domain Proto
N/A 224.0.0.251:5353 udp
GB 142.250.187.238:443 tcp
US 1.1.1.1:53 android.apis.google.com udp
GB 142.250.187.206:443 android.apis.google.com tcp

Files

/data/data/com.liwenzhi_calendar.activity/.jiagu/libjiagu.so

MD5 3ea3848a04da1344fd59bc81190c5b88
SHA1 37bd3faa2bea20a1c42668a0994de3fdd06304c5
SHA256 f3daac15d65dfe35c1a3ef99f61fef58b8ce643cd2ff2938e3cc6ec13c2dcc88
SHA512 d13ca0118b34999237ed35dbf0b44d3f72285fb7ec5972ae85d72f63b39358eb507b03a884f43652a7d72d93472d7af28855da561b9b032c615c4622d59bce17

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-15 01:10

Reported

2024-06-15 01:14

Platform

android-x64-arm64-20240611.1-en

Max time kernel

2s

Max time network

134s

Command Line

com.liwenzhi_calendar.activity

Signatures

N/A

Processes

com.liwenzhi_calendar.activity

Network

Country Destination Domain Proto
GB 142.250.187.206:443 tcp
GB 142.250.187.206:443 tcp
N/A 224.0.0.251:5353 udp
GB 172.217.16.234:443 tcp
GB 172.217.16.234:443 tcp
US 1.1.1.1:53 ssl.google-analytics.com udp
GB 216.58.204.72:443 ssl.google-analytics.com tcp
GB 142.250.179.228:443 tcp
GB 142.250.179.228:443 tcp

Files

/data/user/0/com.liwenzhi_calendar.activity/.jiagu/libjiagu.so

MD5 3ea3848a04da1344fd59bc81190c5b88
SHA1 37bd3faa2bea20a1c42668a0994de3fdd06304c5
SHA256 f3daac15d65dfe35c1a3ef99f61fef58b8ce643cd2ff2938e3cc6ec13c2dcc88
SHA512 d13ca0118b34999237ed35dbf0b44d3f72285fb7ec5972ae85d72f63b39358eb507b03a884f43652a7d72d93472d7af28855da561b9b032c615c4622d59bce17