Malware Analysis Report

2025-01-19 07:48

Sample ID 240611-yh272aygqa
Target 9f553b929e7086e0ca3a7720afd64917_JaffaCakes118
SHA256 dc88eb404ee7348900fd6ee30ab3149e2093efd488a0ad53402850127c9a0e38
Tags
score
6/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
6/10

SHA256

dc88eb404ee7348900fd6ee30ab3149e2093efd488a0ad53402850127c9a0e38

Threat Level: Shows suspicious behavior

The file 9f553b929e7086e0ca3a7720afd64917_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

2024-06-11 19:48

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 application to write to external storage. android.permission.WRITE_EXTERNAL_STORAGE N/A N/A
Allows an application to read from external storage. android.permission.READ_EXTERNAL_STORAGE N/A N/A
Required to be able to access the camera device. android.permission.CAMERA N/A N/A
Allows an application to read or write the system settings. android.permission.WRITE_SETTINGS N/A N/A
Allows an app to access precise location. android.permission.ACCESS_FINE_LOCATION N/A N/A
Allows an application to record audio. android.permission.RECORD_AUDIO N/A N/A
Allows an app to access approximate location. android.permission.ACCESS_COARSE_LOCATION 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

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-11 19:48

Reported

2024-06-11 19:51

Platform

android-33-x64-arm64-20240611.1-en

Max time kernel

7s

Max time network

172s

Command Line

com.aok.b2c.app

Signatures

N/A

Processes

com.aok.b2c.app

Network

Country Destination Domain Proto
GB 172.217.169.68:443 udp
GB 172.217.169.68:443 tcp
GB 172.217.16.228:443 tcp
N/A 224.0.0.251:5353 udp
GB 216.58.212.234:443 udp
US 172.64.41.3:443 udp
US 172.64.41.3:443 tcp
US 172.64.41.3:443 tcp
GB 142.250.200.3:443 tcp
GB 142.250.200.3:443 udp
GB 172.217.169.68:443 udp
GB 142.250.179.228:443 tcp
GB 142.250.179.228:443 tcp

Files

/data/user/0/com.aok.b2c.app/.jiagu/libjiagu.so

MD5 16064dbf3392e371e4a4a0b65b827854
SHA1 639dd3373892ae04c8716c75691044174c22e901
SHA256 d0678d71f7fa5e151a8dde616796fc9d572e3952db484b3d8d18659897298321
SHA512 4504b7c034739e74441fcb294748ac113a1566ff2e94ff56a05b6ca0439011bcb12112e596cb669440e30681171dea8a6027ee9892e844c6d4d1c6f8c1012980

/data/user/0/com.aok.b2c.app/.jiagu/libjiagu_64.so

MD5 66eba6cebb8df8a4217ba8da939a1f56
SHA1 5a61b18ba0100542919dcd2f5be55ae4223058e0
SHA256 a596e9a58063ade8b8784ec17e78c3e47d0b40769e0aa7460e359cf3ba478262
SHA512 338ed04d6f8093c2f33dc409c78a82d047681a4c8ab50449f16779c8a8a684643258f701f4dcb57e4a72e06b7849442a6b86bfe2c1c23d0cdd97fded2b6f863c

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-11 19:48

Reported

2024-06-11 19:51

Platform

android-x86-arm-20240611.1-en

Max time kernel

4s

Max time network

138s

Command Line

com.aok.b2c.app

Signatures

N/A

Processes

com.aok.b2c.app

chmod 755 /data/user/0/com.aok.b2c.app/.jiagu/libjiagu.so

/system/bin/dex2oat --instruction-set=x86 --dex-file=/data/data/com.aok.b2c.app/.jiagu/classes.dex --dex-file=/data/data/com.aok.b2c.app/.jiagu/classes2.dex --dex-file=/data/data/com.aok.b2c.app/.jiagu/classes3.dex --dex-file=/data/data/com.aok.b2c.app/.jiagu/classes4.dex --oat-file=/data/data/com.aok.b2c.app/.jiagu/classes.oat --inline-depth-limit=0 --compiler-filter=speed

Network

Country Destination Domain Proto
N/A 224.0.0.251:5353 udp
GB 142.250.187.206:443 tcp
US 1.1.1.1:53 android.apis.google.com udp
GB 142.250.179.238:443 android.apis.google.com tcp

Files

/data/data/com.aok.b2c.app/.jiagu/libjiagu.so

MD5 bed5183f18f778c6720b2d5680b3aa56
SHA1 d17421ca5128a309fb8c52081865051ddd1f38c4
SHA256 3b81393a3798003b9e7082d4e1ace9b6bf7696e1c51983be5eece8c7c8bc9c9f
SHA512 a0d193ed51d556cf9d846bb415da5b6aeec6a189635069d197e66da3cee922db18143eef8181f2efa90a0a6790623b6807b2de9c39c181c694415898007b6977

/data/data/com.aok.b2c.app/.jiagu/classes.dex

MD5 d0d0295352fd113cf816dabc6c4bdaeb
SHA1 bf195bf20f0fe3f4e8d58d21040425d234dca5df
SHA256 a607ca2c68bb8b49ad8a79bbd6df81fa03947f0a70e91ca98124aa9c3019c4db
SHA512 d3ca482726f318b475f0d5bc4da91f12139ec16e14ba3cc9a9fe10841ea5765ce7006913df86ded2197f4fb92452e6b58ddc24de0d397d6b1bd17b6ad56a8e62