hook | 875018719a226dae8f3a6b79fcc83f16598551809a2e189d36dd8b79d68e8eab

Analysis

max time kernel
51s
max time network
156s
platform
android_x64
resource
android-x64-arm64-20240624-en
resource tags

androidarch:armarch:arm64arch:x64arch:x86image:android-x64-arm64-20240624-enlocale:en-usos:android-11-x64system
submitted
26-11-2024 22:07

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General

Target

875018719a226dae8f3a6b79fcc83f16598551809a2e189d36dd8b79d68e8eab.apk
Size

1.1MB
MD5

e12df9e6d47b58d783b652a78a756e63
SHA1

6b7608b9f58d49fe4917fc16d68839cf4e85ed5a
SHA256

875018719a226dae8f3a6b79fcc83f16598551809a2e189d36dd8b79d68e8eab
SHA512

d77ae522ee2c360511e5ec40ee3269563043b182a4c81f1f871270e5107c109425f4c11fdaaf6dce915ff1bf815d67adcfa2d2b4f9dea771d4cbe06fb7410e98
SSDEEP

24576:vNuRwCfGuPju+RqQu7sYGoWO0uMmbLpBPIojybF1g/JSBpK:vNuCCfFM7Eo7lbLEXbF1g/UK

Score

10^/10

hook collection credential_access discovery evasion execution impact infostealer persistence rat trojan

Malware Config

Extracted

Family

hook

AES_key

Signatures

Hook
Hook is an Android malware that is based on Ermac with RAT capabilities.
rat trojan infostealer hook
Hook family
hook

Makes use of the framework's Accessibility service 4 TTPs 3 IoCs

Retrieves information displayed on the phone screen using AccessibilityService.

collection evasion credential_access

Input Injection

T1516

Screen Capture

T1513

Keylogging

T1417.001

GUI Input Capture

T1417.002

description	ioc	Process
Framework service call	android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfoByAccessibilityId	com.muyizozulita.xele
Framework service call	android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByText	com.muyizozulita.xele
Framework service call	android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByViewId	com.muyizozulita.xele

Obtains sensitive information copied to the device clipboard 2 TTPs 1 IoCs

Application may abuse the framework's APIs to obtain sensitive information copied to the device clipboard.

collection credential_access impact

Clipboard Data

T1414

Transmitted Data Manipulation

T1641.001

description	ioc	Process
Framework service call	android.content.IClipboard.addPrimaryClipChangedListener	com.muyizozulita.xele

Queries information about running processes on the device 1 TTPs 1 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.muyizozulita.xele

Queries the phone number (MSISDN for GSM devices) 1 TTPs
discovery

System Network Configuration Discovery
T1422

Acquires the wake lock 1 IoCs

description	ioc	Process
Framework service call	android.os.IPowerManager.acquireWakeLock	com.muyizozulita.xele

Makes use of the framework's foreground persistence service 1 TTPs 1 IoCs

Application may abuse the framework's foreground service to continue running in the foreground.

evasion persistence

Foreground Persistence

T1541

description	ioc	Process
Framework service call	android.app.IActivityManager.setServiceForeground	com.muyizozulita.xele

Queries information about the current Wi-Fi connection 1 TTPs 1 IoCs

Application may abuse the framework's APIs to collect information about the current Wi-Fi connection.

discovery

System Network Connections Discovery

T1421

description	ioc	Process
Framework service call	android.net.wifi.IWifiManager.getConnectionInfo	com.muyizozulita.xele

Queries the mobile country code (MCC) 1 TTPs 1 IoCs

discovery

System Network Configuration Discovery

T1422

description	ioc	Process
Framework service call	com.android.internal.telephony.ITelephony.getNetworkCountryIsoForPhone	com.muyizozulita.xele

Reads information about phone network operator. 1 TTPs
discovery

System Network Configuration Discovery
T1422

Schedules tasks to execute at a specified time 1 TTPs 1 IoCs

Application may abuse the framework's APIs to perform task scheduling for initial or recurring execution of malicious code.

execution persistence

Scheduled Task/Job

T1603

description	ioc	Process
Framework service call	android.app.job.IJobScheduler.schedule	com.muyizozulita.xele

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

impact

Data Encrypted for Impact

T1471

description	ioc	Process
Framework API call	javax.crypto.Cipher.doFinal	com.muyizozulita.xele

Checks CPU information 2 TTPs 1 IoCs

System Checks

T1633.001

System Information Discovery

T1426

description	ioc	Process
File opened for read	/proc/cpuinfo	com.muyizozulita.xele

Checks memory information 2 TTPs 1 IoCs

System Checks

T1633.001

System Information Discovery

T1426

description	ioc	Process
File opened for read	/proc/meminfo	com.muyizozulita.xele

com.muyizozulita.xele
1⤵
- Makes use of the framework's Accessibility service
- Obtains sensitive information copied to the device clipboard
- Queries information about running processes on the device
- Acquires the wake lock
- Makes use of the framework's foreground persistence service
- Queries information about the current Wi-Fi connection
- Queries the mobile country code (MCC)
- Schedules tasks to execute at a specified time
- Uses Crypto APIs (Might try to encrypt user data)
- Checks CPU information
- Checks memory information
PID:4544

Network

MITRE ATT&CK Mobile v15

Initial Access

Execution

Scheduled Task/Job

T1603

Persistence

Foreground Persistence

T1541

Scheduled Task/Job

T1603

Privilege Escalation

Defense Evasion

Foreground Persistence

T1541

Input Injection

T1516

Virtualization/Sandbox Evasion

T1633

System Checks

T1633.001

Credential Access

Clipboard Data

T1414

Input Capture

T1417

GUI Input Capture

T1417.002

Keylogging

T1417.001

Discovery

Process Discovery

T1424

System Information Discovery

T1426

System Network Configuration Discovery

T1422

System Network Connections Discovery

T1421

Lateral Movement

Collection

Clipboard Data

T1414

Input Capture

T1417

GUI Input Capture

T1417.002

Keylogging

T1417.001

Screen Capture

T1513

Command and Control

Exfiltration

Impact

Data Encrypted for Impact

T1471

Data Manipulation

T1641

Transmitted Data Manipulation

T1641.001

Input Injection

T1516

Replay Monitor

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Downloads

/data/user/0/com.muyizozulita.xele/no_backup/androidx.work.workdb

Filesize
4KB

MD5
7e858c4054eb00fcddc653a04e5cd1c6

SHA1
2e056bf31a8d78df136f02a62afeeca77f4faccf

SHA256
9010186c5c083155a45673017d1e31c2a178e63cc15a57bbffde4d1956a23dad

SHA512
d0c7a120940c8e637d5566ef179d01eff88a2c2650afda69ad2a46aad76533eaace192028bba3d60407b4e34a950e7560f95d9f9b8eebe361ef62897d88b30cb

Download Submit
/data/user/0/com.muyizozulita.xele/no_backup/androidx.work.workdb-journal

Filesize
512B

MD5
c28dd69f4890f9479d486e9a432acf3e

SHA1
d3f6b540f57ff50ae91035614d617f551b76c9fb

SHA256
309929b09fd7eda880c27fd4afe46cce09dec75d6197ae879bbc30d2f2996ad5

SHA512
d13f678d1d7c4d2a0745d7d275a63cafff461b7215c646f831dfd3b0ef3fb0bdbd4690d8b176638685296c24f2690d37cc1a5d0851b7ad40d78b2e55d5d7743f

Download Submit
/data/user/0/com.muyizozulita.xele/no_backup/androidx.work.workdb-shm

Filesize
32KB

MD5
bb7df04e1b0a2570657527a7e108ae23

SHA1
5188431849b4613152fd7bdba6a3ff0a4fd6424b

SHA256
c35020473aed1b4642cd726cad727b63fff2824ad68cedd7ffb73c7cbd890479

SHA512
768007e06b0cd9e62d50f458b9435c6dda0a6d272f0b15550f97c478394b743331c3a9c9236e09ab5b9cb3b423b2320a5d66eb3c7068db9ea37891ca40e47012

Download Submit
/data/user/0/com.muyizozulita.xele/no_backup/androidx.work.workdb-wal

Filesize
16KB

MD5
9e996c82249dd173bb379afcdc5df6b4

SHA1
7aa2f9f91c4dfc9fa0bc27044e252339349852d2

SHA256
4b7c5f298b8b422be748aad44f63b3591533f90ca37d1677bca7ec477b9f9492

SHA512
d5ec6e2ff869e55573ff4f68403d861d47d1dd43b391dcdc31b63b74d525b02896aa54c5723e60b6d626c86fdac71fd6e990a2bb5cb87f853fafeda6119d0457

Download Submit
/data/user/0/com.muyizozulita.xele/no_backup/androidx.work.workdb-wal

Filesize
108KB

MD5
aa4b65927f6b6226d75cc7176d477962

SHA1
e2df1b00a18aac9a2f34671f800825e90bdc647b

SHA256
02bd1d1ca00b1cd457c12ec8f9e9bb5a24b5218c957032403b8e11bea609f471

SHA512
7a511f90c7bdbb1826ac1f72e87d13bd52b4a6601bcec2ce0dd8021369a1addb66c14dd29584a8be17728e17c1a83d7f8f29466033a0a95a1e8819bf1cf349cf

Download Submit
/data/user/0/com.muyizozulita.xele/no_backup/androidx.work.workdb-wal

Filesize
173KB

MD5
e2a6f4691aaa00e48b9df64cbc85b654

SHA1
db23a0d87e655cebdb6c7912a8072a4f8e9ac29f

SHA256
f475d5de126fa4b51d07df0baf8199f1c383f3f6b4fb1853a4ac540641f5b2c6

SHA512
e50ebbd70988bae118b11ed98727e0680644572bc80b33ab8bca02e17832f54287c0ee9f1a5988b901a9069733191322d92068f2ccbddd78cc9a16a3471bd15a

Download Submit

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Mobile v15

Replay Monitor

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Downloads