Malware Analysis Report

2025-01-06 10:58

Sample ID 240603-flzl7sde37
Target 9099c5bba623ef2299d806cf00f32e82_JaffaCakes118
SHA256 5a3769876734aac7c37f89a2bbd1c19336c9f69772484985f8519654d3c16690
Tags
discovery evasion impact persistence
score
8/10

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
8/10

SHA256

5a3769876734aac7c37f89a2bbd1c19336c9f69772484985f8519654d3c16690

Threat Level: Likely malicious

The file 9099c5bba623ef2299d806cf00f32e82_JaffaCakes118 was found to be: Likely malicious.

Malicious Activity Summary

discovery evasion impact persistence

Checks if the Android device is rooted.

Checks memory information

Queries information about the current Wi-Fi connection

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

Checks if the internet connection is available

Requests dangerous framework permissions

Uses Crypto APIs (Might try to encrypt user data)

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-06-03 04:58

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 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 send SMS messages. android.permission.SEND_SMS N/A N/A
Allows an application to record audio. android.permission.RECORD_AUDIO N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-03 04:58

Reported

2024-06-03 05:01

Platform

android-x86-arm-20240514-en

Max time kernel

126s

Max time network

185s

Command Line

com.yuetu.shentu.jiaoyangst

Signatures

Checks if the Android device is rooted.

evasion
Description Indicator Process Target
N/A /system/app/Superuser.apk N/A N/A
N/A /sbin/su N/A N/A

Checks memory information

evasion discovery
Description Indicator Process Target
File opened for read /proc/meminfo N/A N/A

Queries information about the current Wi-Fi connection

discovery
Description Indicator Process Target
Framework service call android.net.wifi.IWifiManager.getConnectionInfo N/A N/A

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

Checks if the internet connection is available

discovery
Description Indicator Process Target
Framework service call android.net.IConnectivityManager.getActiveNetworkInfo 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

com.yuetu.shentu.jiaoyangst

/system/bin/sh -c getprop

getprop

/system/bin/sh -c type su

Network

Country Destination Domain Proto
N/A 224.0.0.251:5353 udp
GB 216.58.212.227:443 tcp
US 1.1.1.1:53 android.bugly.qq.com udp
CN 14.22.7.199:80 android.bugly.qq.com tcp
US 1.1.1.1:53 oss.kazhifu.com udp
US 1.1.1.1:53 www.baidu.com udp
CN 183.240.99.202:80 www.baidu.com tcp
CN 218.12.76.156:443 oss.kazhifu.com tcp
CN 183.240.99.24:80 www.baidu.com tcp
CN 183.240.99.24:80 www.baidu.com tcp
CN 183.240.99.202:80 www.baidu.com tcp
CN 218.12.76.159:443 oss.kazhifu.com tcp
CN 183.240.99.202:80 www.baidu.com tcp
CN 183.240.99.24:80 www.baidu.com tcp
CN 183.240.99.202:80 www.baidu.com tcp
GB 142.250.180.14:443 tcp
US 1.1.1.1:53 android.apis.google.com udp
GB 142.250.187.206:443 android.apis.google.com tcp
CN 221.194.141.154:443 oss.kazhifu.com tcp
CN 183.240.99.24:80 www.baidu.com tcp
CN 183.240.99.202:80 www.baidu.com tcp
CN 183.240.99.24:80 www.baidu.com tcp
CN 183.240.99.202:80 www.baidu.com tcp
CN 221.194.141.155:443 oss.kazhifu.com tcp
CN 183.240.99.24:80 www.baidu.com tcp
CN 183.240.99.202:80 www.baidu.com tcp
CN 183.240.99.24:80 www.baidu.com tcp
US 1.1.1.1:53 www.baidu.com udp
CN 183.240.99.24:80 www.baidu.com tcp
CN 183.240.99.202:80 www.baidu.com tcp
CN 183.240.99.24:80 www.baidu.com tcp
CN 183.240.99.202:80 www.baidu.com tcp
CN 183.240.99.24:80 www.baidu.com tcp
CN 183.240.99.202:80 www.baidu.com tcp
CN 119.147.179.152:80 android.bugly.qq.com tcp
CN 183.240.99.24:80 www.baidu.com tcp
CN 183.240.99.202:80 www.baidu.com tcp
US 1.1.1.1:53 www.baidu.com udp
CN 183.240.99.202:80 www.baidu.com tcp
CN 183.240.99.24:80 www.baidu.com tcp
CN 183.240.99.202:80 www.baidu.com tcp
CN 183.240.99.24:80 www.baidu.com tcp
CN 183.240.99.202:80 www.baidu.com tcp
CN 183.240.99.24:80 www.baidu.com tcp
CN 183.240.99.202:80 www.baidu.com tcp
CN 183.240.99.24:80 www.baidu.com tcp
CN 183.240.99.202:80 www.baidu.com tcp
CN 183.240.99.24:80 www.baidu.com tcp
CN 183.240.99.202:80 www.baidu.com tcp
CN 183.240.99.24:80 www.baidu.com tcp
CN 183.240.99.202:80 www.baidu.com tcp
CN 183.240.99.24:80 www.baidu.com tcp
CN 183.240.99.202:80 www.baidu.com tcp
CN 183.240.99.24:80 www.baidu.com tcp
CN 183.240.99.202:80 www.baidu.com tcp
CN 183.240.99.24:80 www.baidu.com tcp
CN 14.22.7.140:80 android.bugly.qq.com tcp
CN 183.240.99.202:80 www.baidu.com tcp
CN 183.240.99.24:80 www.baidu.com tcp
US 1.1.1.1:53 www.baidu.com udp
CN 183.240.99.202:80 www.baidu.com tcp
CN 183.240.99.24:80 www.baidu.com tcp
CN 183.240.99.202:80 www.baidu.com tcp
CN 183.240.99.24:80 www.baidu.com tcp
CN 183.240.99.202:80 www.baidu.com tcp
CN 183.240.99.24:80 www.baidu.com tcp
CN 183.240.99.202:80 www.baidu.com tcp
CN 183.240.99.24:80 www.baidu.com tcp
CN 183.240.99.202:80 www.baidu.com tcp
CN 183.240.99.24:80 www.baidu.com tcp
CN 183.240.99.202:80 www.baidu.com tcp
GB 142.250.200.46:443 tcp
GB 142.250.180.2:443 tcp
CN 183.240.99.24:80 www.baidu.com tcp
CN 183.240.99.202:80 www.baidu.com tcp
CN 183.240.99.24:80 www.baidu.com tcp
CN 183.240.99.202:80 www.baidu.com tcp
CN 183.240.99.24:80 www.baidu.com tcp
US 1.1.1.1:53 www.baidu.com udp
CN 183.240.99.202:80 www.baidu.com tcp
CN 183.240.99.24:80 www.baidu.com tcp
CN 183.240.99.202:80 www.baidu.com tcp
CN 183.240.99.24:80 www.baidu.com tcp
CN 183.240.99.202:80 www.baidu.com tcp
CN 183.240.99.24:80 www.baidu.com tcp
CN 183.240.99.202:80 www.baidu.com tcp
CN 183.240.99.24:80 www.baidu.com tcp
CN 183.240.99.202:80 www.baidu.com tcp
CN 183.240.99.24:80 www.baidu.com tcp
CN 183.240.99.202:80 www.baidu.com tcp
CN 183.240.99.24:80 www.baidu.com tcp
CN 183.240.99.202:80 www.baidu.com tcp
CN 183.240.99.24:80 www.baidu.com tcp
CN 183.240.99.202:80 www.baidu.com tcp
CN 183.240.99.24:80 www.baidu.com tcp
CN 183.240.99.202:80 www.baidu.com tcp
CN 183.240.99.24:80 www.baidu.com tcp
US 1.1.1.1:53 www.baidu.com udp
CN 183.240.99.24:80 www.baidu.com tcp
CN 183.240.99.202:80 www.baidu.com tcp
CN 183.240.99.24:80 www.baidu.com tcp
CN 183.240.99.202:80 www.baidu.com tcp
US 1.1.1.1:53 android.bugly.qq.com udp
CN 183.240.99.24:80 www.baidu.com tcp
CN 183.240.99.202:80 www.baidu.com tcp
CN 183.240.99.24:80 www.baidu.com tcp
CN 14.22.7.199:80 android.bugly.qq.com tcp
CN 183.240.99.202:80 www.baidu.com tcp
CN 183.240.99.24:80 www.baidu.com tcp
CN 183.240.99.202:80 www.baidu.com tcp
CN 183.240.99.24:80 www.baidu.com tcp
CN 183.240.99.202:80 www.baidu.com tcp
CN 183.240.99.24:80 www.baidu.com tcp
CN 183.240.99.202:80 www.baidu.com tcp
US 1.1.1.1:53 www.baidu.com udp
CN 183.240.99.24:80 www.baidu.com tcp
CN 183.240.99.202:80 www.baidu.com tcp
CN 183.240.99.24:80 www.baidu.com tcp
CN 183.240.99.202:80 www.baidu.com tcp
CN 183.240.99.24:80 www.baidu.com tcp
CN 183.240.99.202:80 www.baidu.com tcp
CN 183.240.99.24:80 www.baidu.com tcp
CN 183.240.99.202:80 www.baidu.com tcp
CN 183.240.99.24:80 www.baidu.com tcp
CN 183.240.99.202:80 www.baidu.com tcp
US 1.1.1.1:53 www.baidu.com udp
CN 183.240.99.24:80 www.baidu.com tcp
CN 183.240.99.202:80 www.baidu.com tcp
CN 183.240.99.24:80 www.baidu.com tcp
CN 14.22.7.140:80 android.bugly.qq.com tcp
CN 183.240.99.202:80 www.baidu.com tcp
CN 183.240.99.24:80 www.baidu.com tcp
CN 183.240.99.202:80 www.baidu.com tcp
CN 183.240.99.24:80 www.baidu.com tcp
CN 183.240.99.202:80 www.baidu.com tcp
CN 183.240.99.24:80 www.baidu.com tcp
CN 183.240.99.202:80 www.baidu.com tcp
CN 183.240.99.24:80 www.baidu.com tcp
CN 183.240.99.202:80 www.baidu.com tcp
CN 183.240.99.24:80 www.baidu.com tcp
CN 183.240.99.202:80 www.baidu.com tcp
CN 183.240.99.24:80 www.baidu.com tcp
CN 183.240.99.202:80 www.baidu.com tcp

Files

/data/data/com.yuetu.shentu.jiaoyangst/app_crashrecord/1004

MD5 9c2b3d99586596d17838545c5568846d
SHA1 43f8fa271a497682229f63c547be4debf2323448
SHA256 ddf3cbfeb8944421ca2e994c316a9cedc1fa62386d057ad4dc5a84833d2945e2
SHA512 bd403feecad70cfe1f8c5e70c62ac44346ee57e8c0c9cd00e8ceef436ffd2a5c8061af4b268c0941d97a78324ad131432d7767df7ea0964d588f2d7a55d80d68

/data/data/com.yuetu.shentu.jiaoyangst/databases/bugly_db_-journal

MD5 a23541f934f03f8f1a84c0895d3de9c0
SHA1 4462d48314562d93d08d71c7b862985f7ae42a18
SHA256 d12b2d501298e633005a32fdedbc8757b417cf1f0e4ad46f89fe4a0cfbea2232
SHA512 9f84d6515b8f4f56644237034829cfa63b2f14db8d4c5d120dbf28aba59ed620349dc549f1efffa220544fd5257ec3d2e519a51fbc0bbd0d4d1a35377ab9dc64

/data/data/com.yuetu.shentu.jiaoyangst/databases/bugly_db_

MD5 f2b4b0190b9f384ca885f0c8c9b14700
SHA1 934ff2646757b5b6e7f20f6a0aa76c7f995d9361
SHA256 0a8ffb6b327963558716e87db8946016d143e39f895fa1b43e95ba7032ce2514
SHA512 ec12685fc0d60526eed4d38820aad95611f3e93ae372be5a57142d8e8a1ba17e6e5dfe381a4e1365dddc0b363c9c40daaffdc1245bd515fddac69bf1abacd7f1

/data/data/com.yuetu.shentu.jiaoyangst/databases/bugly_db_-shm

MD5 bb7df04e1b0a2570657527a7e108ae23
SHA1 5188431849b4613152fd7bdba6a3ff0a4fd6424b
SHA256 c35020473aed1b4642cd726cad727b63fff2824ad68cedd7ffb73c7cbd890479
SHA512 768007e06b0cd9e62d50f458b9435c6dda0a6d272f0b15550f97c478394b743331c3a9c9236e09ab5b9cb3b423b2320a5d66eb3c7068db9ea37891ca40e47012

/data/data/com.yuetu.shentu.jiaoyangst/databases/bugly_db_-wal

MD5 5b2bbefaaff807c65329d8feac669a0a
SHA1 1e39d1303dba8597ce1f1ef1cb44d8db2f071863
SHA256 3a67e176fa705f34f173395e49e30900c61ffb908337ecc205e90e54d5de5187
SHA512 71a206dcdad95587438cde690d1f3febf29228c3591af82a3ea639cf7ff989e8fbd7ae0cff3205e9d09a51565ab0e99f48a695993531c9d37aece5da5c0addab

/data/data/com.yuetu.shentu.jiaoyangst/app_crashrecord/1004

MD5 0d210bfb2a0e1f1b4c082a6a0f79de07
SHA1 bb8ed9e364db79d1d9f2fcde3f15091893222faa
SHA256 988722c23d78a46021d0e7ca9deee7aa8bb83288269174ffacb7316f381cca1d
SHA512 536e9867b0df29b15b789f8949be6ab37fcdeccb9d39ded981da7dc2052c9533d0ec0e6f9a5444132977605d372e1463d91bdde41b528ff2ca3f65ab152325c1