b1e54f51a8de4092fed27f89c482c83ae9f2cf15f0bb96b1c715d3e9eb4032d7

Analysis

max time kernel
150s
max time network
159s
platform
android_x86
resource
android-x86-arm-20240506-en
resource tags

androidarch:armarch:x86image:android-x86-arm-20240506-enlocale:en-usos:android-9-x86system
submitted
09/05/2024, 16:02

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General

Target

2ac021eff014e9d676380af0b4104209_JaffaCakes118.apk
Size

13.1MB
MD5

2ac021eff014e9d676380af0b4104209
SHA1

e446b04200983a51401014eef5ae9528a5a244ba
SHA256

b1e54f51a8de4092fed27f89c482c83ae9f2cf15f0bb96b1c715d3e9eb4032d7
SHA512

48b6a01e60a57abba4c8f5fd3cc48ac9b82c88833da395eb35fcc327dc0dd48f921c2df36eebf8356c1951ad716b80aa4c1b3f603d5b7b39777e7ebe768f52b2
SSDEEP

393216:CHvapq8jVcynPdfWUp5JIhsE2Onl+P1MXgWVcfZwDqnuLrH1KH:CHvapq8jVcyn1fWUPJasul+PLUcfZco3

Score

7^/10

discovery evasion impact persistence

Malware Config

Signatures

Checks CPU information 2 TTPs 1 IoCs

Checks CPU information which indicate if the system is an emulator.

evasion discovery

System Checks

T1633.001

System Information Discovery

T1426

description	ioc	Process
File opened for read	/proc/cpuinfo	com.bsoft.hcn.jieyi

Queries information about running processes on the device 1 TTPs 2 IoCs

Application may abuse the framework's APIs to collect information about running processes on the device.

discovery

Process Discovery

T1424

description	ioc	Process
Framework service call	android.app.IActivityManager.getRunningAppProcesses	com.bsoft.hcn.jieyi
Framework service call	android.app.IActivityManager.getRunningAppProcesses	com.bsoft.hcn.jieyi:pushcore

Registers a broadcast receiver at runtime (usually for listening for system events) 1 TTPs 2 IoCs

persistence

Broadcast Receivers

T1624.001

description	ioc	Process
Framework service call	android.app.IActivityManager.registerReceiver	com.bsoft.hcn.jieyi
Framework service call	android.app.IActivityManager.registerReceiver	com.bsoft.hcn.jieyi:pushcore

Acquires the wake lock 1 IoCs

description	ioc	Process
Framework service call	android.os.IPowerManager.acquireWakeLock	com.bsoft.hcn.jieyi:pushcore

Checks if the internet connection is available 1 TTPs 2 IoCs

discovery

System Network Connections Discovery

T1421

description	ioc	Process
Framework service call	android.net.IConnectivityManager.getActiveNetworkInfo	com.bsoft.hcn.jieyi
Framework service call	android.net.IConnectivityManager.getActiveNetworkInfo	com.bsoft.hcn.jieyi:pushcore

Reads information about phone network operator. 1 TTPs
discovery

System Network Configuration Discovery
T1422

Uses Crypto APIs (Might try to encrypt user data) 1 TTPs 2 IoCs

impact

Data Encrypted for Impact

T1471

description	ioc	Process
Framework API call	javax.crypto.Cipher.doFinal	com.bsoft.hcn.jieyi:pushcore
Framework API call	javax.crypto.Cipher.doFinal	com.bsoft.hcn.jieyi

com.bsoft.hcn.jieyi
1⤵
- Checks CPU information
- Queries information about running processes on the device
- Registers a broadcast receiver at runtime (usually for listening for system events)
- Checks if the internet connection is available
- Uses Crypto APIs (Might try to encrypt user data)
PID:4183

com.bsoft.hcn.jieyi:pushcore
1⤵
- Queries information about running processes on the device
- Registers a broadcast receiver at runtime (usually for listening for system events)
- Acquires the wake lock
- Checks if the internet connection is available
- Uses Crypto APIs (Might try to encrypt user data)
PID:4217

Network

MITRE ATT&CK Mobile v15

Initial Access

Execution

Persistence

Event Triggered Execution

T1624

Broadcast Receivers

T1624.001

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

T1633

System Checks

T1633.001

Credential Access

Discovery

Process Discovery

T1424

System Information Discovery

T1426

System Network Configuration Discovery

T1422

System Network Connections Discovery

T1421

Lateral Movement

Collection

Command and Control

Exfiltration

Impact