hook | 3b32f6d4277dff9a289bb614b053fe33f3cd267ec25eefb13732739b3d5dbea0

Analysis

max time kernel
148s
max time network
160s
platform
android_x64
resource
android-x64-20240624-en
resource tags

androidarch:x64arch:x86image:android-x64-20240624-enlocale:en-usos:android-10-x64system
submitted
16-10-2024 22:00

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General

Target

3b32f6d4277dff9a289bb614b053fe33f3cd267ec25eefb13732739b3d5dbea0.apk
Size

3.9MB
MD5

bb97f261654d91ea9730c7c082d31cfd
SHA1

2c0431e7a167a7e7780c1a86202baa8b4adc7e51
SHA256

3b32f6d4277dff9a289bb614b053fe33f3cd267ec25eefb13732739b3d5dbea0
SHA512

3d32c8649e51b54a5eeeea35390ac9083388b0df2317bb370c3f9b8ca444abe87acb43fe4eb7bde6b05bc103100bf050e03a007202c88e50e26e5b69edf66727
SSDEEP

98304:v2xPPVp0mopIMEHAiD9b3DUDDZtQQLPN0FrEr8SPepCKb9:OhfqaAiD9bTUXZtNur88UCCKb9

Score

10^/10

hook banker collection credential_access discovery evasion execution impact infostealer persistence rat trojan

Malware Config

Extracted

Family

hook

http://194.26.135.117

DES_key

AES_key

Signatures

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

Loads dropped Dex/Jar 1 TTPs 2 IoCs

Runs executable file dropped to the device during analysis.

evasion

Download New Code at Runtime

T1407

Processes:

com.fxytfznfy.qwwzeiclk

ioc	pid	process
/data/user/0/com.fxytfznfy.qwwzeiclk/app_dex/classes.dex	4986	com.fxytfznfy.qwwzeiclk
/data/user/0/com.fxytfznfy.qwwzeiclk/app_dex/classes.dex	4986	com.fxytfznfy.qwwzeiclk

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

Processes:

com.fxytfznfy.qwwzeiclk

description	ioc	process
Framework service call	android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByViewId	com.fxytfznfy.qwwzeiclk
Framework service call	android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfoByAccessibilityId	com.fxytfznfy.qwwzeiclk
Framework service call	android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByText	com.fxytfznfy.qwwzeiclk

Queries a list of all the installed applications on the device (Might be used in an attempt to overlay legitimate apps) 1 TTPs
banker discovery

Security Software Discovery
T1418.001
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

Processes:

com.fxytfznfy.qwwzeiclk

description ioc process

Framework service call android.app.IActivityManager.getRunningAppProcesses com.fxytfznfy.qwwzeiclk
Queries the phone number (MSISDN for GSM devices) 1 TTPs
discovery

System Network Configuration Discovery
T1422
Acquires the wake lock 1 IoCs

Processes:

com.fxytfznfy.qwwzeiclk

description ioc process

Framework service call android.os.IPowerManager.acquireWakeLock com.fxytfznfy.qwwzeiclk
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

Processes:

com.fxytfznfy.qwwzeiclk

description ioc process

Framework service call android.app.IActivityManager.setServiceForeground com.fxytfznfy.qwwzeiclk

description	ioc	process
Framework service call	android.app.IActivityManager.getRunningAppProcesses	com.fxytfznfy.qwwzeiclk

description	ioc	process
Framework service call	android.os.IPowerManager.acquireWakeLock	com.fxytfznfy.qwwzeiclk

description	ioc	process
Framework service call	android.app.IActivityManager.setServiceForeground	com.fxytfznfy.qwwzeiclk

Performs UI accessibility actions on behalf of the user 1 TTPs 8 IoCs

Application may abuse the accessibility service to prevent their removal.

evasion

Prevent Application Removal

T1629.001

Processes:

com.fxytfznfy.qwwzeiclk

ioc	process
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.fxytfznfy.qwwzeiclk
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.fxytfznfy.qwwzeiclk
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.fxytfznfy.qwwzeiclk
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.fxytfznfy.qwwzeiclk
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.fxytfznfy.qwwzeiclk
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.fxytfznfy.qwwzeiclk
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.fxytfznfy.qwwzeiclk
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.fxytfznfy.qwwzeiclk

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

Processes:

com.fxytfznfy.qwwzeiclk

description ioc process

Framework service call android.net.wifi.IWifiManager.getConnectionInfo com.fxytfznfy.qwwzeiclk
Queries the mobile country code (MCC) 1 TTPs 1 IoCs
discovery

System Network Configuration Discovery
T1422

Processes:

com.fxytfznfy.qwwzeiclk

description ioc process

Framework service call com.android.internal.telephony.ITelephony.getNetworkCountryIsoForPhone com.fxytfznfy.qwwzeiclk
Reads information about phone network operator. 1 TTPs
discovery

System Network Configuration Discovery
T1422
Registers a broadcast receiver at runtime (usually for listening for system events) 1 TTPs 1 IoCs
persistence

Broadcast Receivers
T1624.001

Processes:

com.fxytfznfy.qwwzeiclk

description ioc process

Framework service call android.app.IActivityManager.registerReceiver com.fxytfznfy.qwwzeiclk
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

Processes:

com.fxytfznfy.qwwzeiclk

description ioc process

Framework service call android.app.job.IJobScheduler.schedule com.fxytfznfy.qwwzeiclk
Uses Crypto APIs (Might try to encrypt user data) 1 TTPs 1 IoCs
impact

Data Encrypted for Impact
T1471

Processes:

com.fxytfznfy.qwwzeiclk

description ioc process

Framework API call javax.crypto.Cipher.doFinal com.fxytfznfy.qwwzeiclk

description	ioc	process
Framework service call	android.net.wifi.IWifiManager.getConnectionInfo	com.fxytfznfy.qwwzeiclk

description	ioc	process
Framework service call	com.android.internal.telephony.ITelephony.getNetworkCountryIsoForPhone	com.fxytfznfy.qwwzeiclk

description	ioc	process
Framework service call	android.app.IActivityManager.registerReceiver	com.fxytfznfy.qwwzeiclk

description	ioc	process
Framework service call	android.app.job.IJobScheduler.schedule	com.fxytfznfy.qwwzeiclk

description	ioc	process
Framework API call	javax.crypto.Cipher.doFinal	com.fxytfznfy.qwwzeiclk

com.fxytfznfy.qwwzeiclk
1⤵
- Loads dropped Dex/Jar
- Makes use of the framework's Accessibility service
- Queries information about running processes on the device
- Acquires the wake lock
- Makes use of the framework's foreground persistence service
- Performs UI accessibility actions on behalf of the user
- Queries information about the current Wi-Fi connection
- Queries the mobile country code (MCC)
- Registers a broadcast receiver at runtime (usually for listening for system events)
- Schedules tasks to execute at a specified time
- Uses Crypto APIs (Might try to encrypt user data)
PID:4986

Network

MITRE ATT&CK Mobile v15

Initial Access

Execution

Scheduled Task/Job

T1603

Persistence

Event Triggered Execution

T1624

Broadcast Receivers

T1624.001

Foreground Persistence

T1541

Scheduled Task/Job

T1603

Privilege Escalation

Defense Evasion

Download New Code at Runtime

T1407

Foreground Persistence

T1541

Impair Defenses

T1629

Prevent Application Removal

T1629.001

Input Injection

T1516

Credential Access

Input Capture

T1417

GUI Input Capture

T1417.002

Keylogging

T1417.001

Discovery

Process Discovery

T1424

Software Discovery

T1418

Security Software Discovery

T1418.001

System Network Configuration Discovery

T1422

System Network Connections Discovery

T1421

Lateral Movement

Collection

Input Capture

T1417

GUI Input Capture

T1417.002

Keylogging

T1417.001

Screen Capture

T1513

Command and Control

Exfiltration

Impact

Data Encrypted for Impact

T1471

Input Injection

T1516

Replay Monitor

Loading Replay Monitor...

Downloads

/data/data/com.fxytfznfy.qwwzeiclk/app_dex/classes.dex

Filesize
2.9MB

MD5
deafeefc56ec40f7cfd9ef66ca53d872

SHA1
695d7c96c6d00ff7b8375a61ced96ad1714fa7a7

SHA256
19fc1f3efa1f44e5940ac3b52782c323c77a114c48d5491196d3fced1cb8f938

SHA512
7cbe10b84e1c1e5d75c238b073d719e7d287ed8e2e0649b31610799d9b82061d276060be2268d8539681110b9fbc9870aa3d6b9248557d2427623753b577bce5

Download Submit
/data/data/com.fxytfznfy.qwwzeiclk/cache/classes.dex

Filesize
1.0MB

MD5
d95a323cd0d83808ba0c7e57af5cc124

SHA1
cd4171ed0b1927cdfa2327e48dea79075428c5ee

SHA256
456d9485e637af641e9726dc075489d35868d2989ea93bf94caafb937d137e0d

SHA512
ff13a224c90abc7889f69c6b7ee3148d986ba3b00d781762e2b094d24ba6b3bc3fc03b8b1a0c2a541ed11ee836a6acd19deb7adee002bf8d112a7e6d0669f54a

Download Submit
/data/data/com.fxytfznfy.qwwzeiclk/cache/classes.zip

Filesize
1.0MB

MD5
4438b118d9859d4cc9cc844e7ecd437f

SHA1
50c793085fce37c34987cdf83ef7dac87c61254d

SHA256
fbcdb972e64213e7211a6ba77609adf2e76b3483358d9ff9d77b66cf07e89ac2

SHA512
6406a035487fdb087eb429c4136c2fde364190187463d82995c271abc36403c093a9e3670c4156cf1420eb69a8dce0a2eccfe651c19f7b1d5121f222027c537a

Download Submit
/data/data/com.fxytfznfy.qwwzeiclk/no_backup/androidx.work.workdb

Filesize
4KB

MD5
f2b4b0190b9f384ca885f0c8c9b14700

SHA1
934ff2646757b5b6e7f20f6a0aa76c7f995d9361

SHA256
0a8ffb6b327963558716e87db8946016d143e39f895fa1b43e95ba7032ce2514

SHA512
ec12685fc0d60526eed4d38820aad95611f3e93ae372be5a57142d8e8a1ba17e6e5dfe381a4e1365dddc0b363c9c40daaffdc1245bd515fddac69bf1abacd7f1

Download Submit
/data/data/com.fxytfznfy.qwwzeiclk/no_backup/androidx.work.workdb-journal

Filesize
512B

MD5
c4548f0f669cfd4a1e72663c7d54890a

SHA1
6473300d3b2f79656f8e5c8e7e5855d905de8257

SHA256
35b295700e4931fe349ede6dcaaa81d2c7425fd2cd82939297442ee5a237cb7f

SHA512
33450b7e129848c1e0602173ba7450ac35d35af1c5a953bd4a291e406eeb4cb4b2d34cee6cca5deb1350932f42adc212a9816ec1a674531055a4e878260e83cb

Download Submit
/data/data/com.fxytfznfy.qwwzeiclk/no_backup/androidx.work.workdb-shm

Filesize
32KB

MD5
bb7df04e1b0a2570657527a7e108ae23

SHA1
5188431849b4613152fd7bdba6a3ff0a4fd6424b

SHA256
c35020473aed1b4642cd726cad727b63fff2824ad68cedd7ffb73c7cbd890479

SHA512
768007e06b0cd9e62d50f458b9435c6dda0a6d272f0b15550f97c478394b743331c3a9c9236e09ab5b9cb3b423b2320a5d66eb3c7068db9ea37891ca40e47012

Download Submit
/data/data/com.fxytfznfy.qwwzeiclk/no_backup/androidx.work.workdb-wal

Filesize
16KB

MD5
2d67a296534de0991050f1fc493c58eb

SHA1
35d53d5f94db4beb4461fd4fce13b705ac9c36be

SHA256
dccdb54907c30398c67c300580b4fbb8ae05fd7693242da576304f0a89e0f933

SHA512
9213469dc7527a9ce96357c46c1fa96aeded03bba807795c7f161c8dafa613627647f66704aadadbbf5052a843ede289f85302fbd801e3e083189a7bda63dd75

Download Submit
/data/data/com.fxytfznfy.qwwzeiclk/no_backup/androidx.work.workdb-wal

Filesize
108KB

MD5
6f28477726db948e997e074735f394e8

SHA1
07d4b8626e832f988bb8923be6bede295a9dc53e

SHA256
12dc2401e311cea884dae79158bf9f2f33ddac59ba0f8b05dd45be4afbef1ec8

SHA512
a925d68e9c947d26d4c11ca80c7a375ab6a5ed7bdb86b4d9aa5901e221d00e015b5935bcb0ff7961956a482fd9c356cbebfff3a04d4da27cf810609fd7b88ca5

Download Submit
/data/data/com.fxytfznfy.qwwzeiclk/no_backup/androidx.work.workdb-wal

Filesize
173KB

MD5
72e94ccca7e2a7dce4793678f7fd453c

SHA1
a688f79611a5fd237d3827635638d46bc1d0600e

SHA256
45d6e1fc7855c1e0ae786fd007cd28f6f7aced47c363c2661ef77fcbd7745b30

SHA512
c3bd1f85bd52ed48d17a59ce1b0e9ea75b2760025c295a72316a6d0100ba23f861e426dce91e1abd6481e7b4a710801f49ab3e0c34adedbef3a1b96e6bc90509

Download Submit