hook | 19b8bf21956aed58b1ba425824afd0e2bbb77dc9688f930360da87035c94b735

Analysis

max time kernel
149s
max time network
159s
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
10-01-2025 02:10

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General

Target

19b8bf21956aed58b1ba425824afd0e2bbb77dc9688f930360da87035c94b735.apk
Size

5.3MB
MD5

046fa6f87d19b5b1bdc1e56486430843
SHA1

bae6da4763f6e1f15e297427807b96224b6323e2
SHA256

19b8bf21956aed58b1ba425824afd0e2bbb77dc9688f930360da87035c94b735
SHA512

cf3ee2fa08ce63de2250c53112a95fbc0cdacff6d3dce924a342fd05d73092cbc745b2736be5f1174dffea71d7a3f9b1bbd57a706eb1a668b570a60e8237a526
SSDEEP

98304:FfaNr28dhXTBBBCXconxLiicJybgYu7krEhXGCN5KsGzdQ/d6V8fuSSQGTsxflrp:taY8pCXc+LKyFI7hXJn1/DfxSQxflaYL

Score

10^/10

hook collection credential_access discovery evasion execution impact infostealer persistence rat trojan

Malware Config

Extracted

Family

hook

http://lankfnajasdfzcvvxzxcrrtfas.pro; http://lankfnajasdfasdfcxcescgt.pro; http://lankfnajasdfdsfngaaslsss.pro; http://lankfnajasdfanbabwqeda.pro; http://lankfnajasdfasnbadsfaaa.pro

http://lankfnajasdfzcvvxzxcrrtfas.pro

http://lankfnajasdfasdfcxcescgt.pro

http://lankfnajasdfdsfngaaslsss.pro

http://lankfnajasdfanbabwqeda.pro

http://lankfnajasdfasnbadsfaaa.pro

DES_key

AES_key

Signatures

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

ioc	pid	Process
/data/user/0/com.sobleuiac.ptskggnze/app_dex/classes.dex	4493	com.sobleuiac.ptskggnze
/data/user/0/com.sobleuiac.ptskggnze/app_dex/classes.dex	4493	com.sobleuiac.ptskggnze

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.sobleuiac.ptskggnze
Framework service call	android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByText	com.sobleuiac.ptskggnze
Framework service call	android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByViewId	com.sobleuiac.ptskggnze

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.sobleuiac.ptskggnze

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.sobleuiac.ptskggnze

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.sobleuiac.ptskggnze

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.sobleuiac.ptskggnze

Performs UI accessibility actions on behalf of the user 1 TTPs 5 IoCs

Application may abuse the accessibility service to prevent their removal.

evasion

Prevent Application Removal

T1629.001

ioc	Process
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.sobleuiac.ptskggnze
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.sobleuiac.ptskggnze
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.sobleuiac.ptskggnze
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.sobleuiac.ptskggnze
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.sobleuiac.ptskggnze

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.sobleuiac.ptskggnze

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.sobleuiac.ptskggnze

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.sobleuiac.ptskggnze

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.sobleuiac.ptskggnze

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.sobleuiac.ptskggnze

com.sobleuiac.ptskggnze
1⤵
- Loads dropped Dex/Jar
- 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
- Performs UI accessibility actions on behalf of the user
- Queries information about the current Wi-Fi connection
- Schedules tasks to execute at a specified time
- Uses Crypto APIs (Might try to encrypt user data)
- Checks CPU information
- Checks memory information
PID:4493

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

Download New Code at Runtime

T1407

Foreground Persistence

T1541

Impair Defenses

T1629

Prevent Application Removal

T1629.001

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

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Downloads

/data/user/0/com.sobleuiac.ptskggnze/app_dex/classes.dex

Filesize
2.1MB

MD5
125f76b00f5e4499ac35fa58885ad484

SHA1
434f8caf56e4a3db9c51e9a77d1646ba650d3eba

SHA256
fbdb9c952a96cc40f067cecb3e361acfe4601ed33bfc75f16f8f3748ccc0e69e

SHA512
e6f56367d375f00873b9ffb7e20cc55ef3681125aab701796cb8320689300663a2917338cbe8301b139dcf345eee702b89701ce251b41e3511b1d173447b2caf

Download Submit
/data/user/0/com.sobleuiac.ptskggnze/cache/classes.dex

Filesize
986KB

MD5
67fa328c5203072c63147e723982aefd

SHA1
b72d8bcd1100a06192b5c136c0ea3293762ee57a

SHA256
64a6fa6b362eddb3ec00d14fdd4ce2b39d16a7fc5ecc161961411f528cf9a2e9

SHA512
35c687860d70f9839c4a6dea6931609b91623bbfcc8bd34fbd9cf3d7c66115b68d18bc97c76956377bae4f22656ffc9dfcdd19c4a21f876a9e945e6775599b3b

Download Submit
/data/user/0/com.sobleuiac.ptskggnze/cache/classes.zip

Filesize
986KB

MD5
721246fe1a4fba2ddc3876f84559aa25

SHA1
0f2ccbf4fc3d08b5ff318ea78259dee9d6f146b9

SHA256
b11573e6f44eeb5f31bf090c2ec4fbd8c210db8a7a7368d481befefd117f6ea1

SHA512
66637608969d4fe97b04928b9d8b7d2e95230489cd61fc9b2dd68e759e56273a677d9ee59086175b3319e889d15295f29df260e853d237ecf33c9cb61f0f7724

Download Submit
/data/user/0/com.sobleuiac.ptskggnze/no_backup/androidx.work.workdb

Filesize
4KB

MD5
7e858c4054eb00fcddc653a04e5cd1c6

SHA1
2e056bf31a8d78df136f02a62afeeca77f4faccf

SHA256
9010186c5c083155a45673017d1e31c2a178e63cc15a57bbffde4d1956a23dad

SHA512
d0c7a120940c8e637d5566ef179d01eff88a2c2650afda69ad2a46aad76533eaace192028bba3d60407b4e34a950e7560f95d9f9b8eebe361ef62897d88b30cb

Download Submit
/data/user/0/com.sobleuiac.ptskggnze/no_backup/androidx.work.workdb-journal

Filesize
512B

MD5
5b796c3f22d65d66b9c27d0879ed644a

SHA1
f13e595373bef3c9ba64b3a044f9f82ee072843c

SHA256
1dc7dc061376204399f54bdfd32900e2d71f4b94dd9e9c67fbb770c9a9d2380b

SHA512
9578a514368b9481c7e662a05624d056f0f33c18e1c708028c3272e273b5ddb08efa47e55f73b2151623095becac7367710935de769651e2ba756e770bd9f296

Download Submit
/data/user/0/com.sobleuiac.ptskggnze/no_backup/androidx.work.workdb-shm

Filesize
32KB

MD5
bb7df04e1b0a2570657527a7e108ae23

SHA1
5188431849b4613152fd7bdba6a3ff0a4fd6424b

SHA256
c35020473aed1b4642cd726cad727b63fff2824ad68cedd7ffb73c7cbd890479

SHA512
768007e06b0cd9e62d50f458b9435c6dda0a6d272f0b15550f97c478394b743331c3a9c9236e09ab5b9cb3b423b2320a5d66eb3c7068db9ea37891ca40e47012

Download Submit
/data/user/0/com.sobleuiac.ptskggnze/no_backup/androidx.work.workdb-wal

Filesize
16KB

MD5
a6e8e8edd612bad878f1a995d8b11b76

SHA1
cee6574b13fb14790b5cb3e816fa9145faba0ed2

SHA256
8ac8574df72acf9650752f488fc03ce93791fadfef0a998a6014fd7ea850dc28

SHA512
3568a2f7b264490e3b3d869707949787d4bdda33bb07688490bbbac4c8a2a39e623db5ee23d9c2e4ed97fd286fd0b01ca347e861c0d6dea03a6b856c5e025fa0

Download Submit
/data/user/0/com.sobleuiac.ptskggnze/no_backup/androidx.work.workdb-wal

Filesize
108KB

MD5
f4acfacd4f3ca69c7f28eda44f5ce78e

SHA1
a27ebf31733fbb460c17af5141e3bd599ae3348f

SHA256
6b159c1b918469e1e87b0028cfebd329a5c7cd2b2c0ccd20b54eb8aceac88e97

SHA512
cb30aaf9ac07008ca9571a8a19250564613fcb3c6e13a4b617acf9e6563ed0293ac8a99715cdea616c1574b99a66e85d8dc6dbf6a0ee6ce69dfb339a73ed97cd

Download Submit
/data/user/0/com.sobleuiac.ptskggnze/no_backup/androidx.work.workdb-wal

Filesize
173KB

MD5
b98b6b51d88981a530f350dc998274d3

SHA1
c5c6605c876ceffee44d762faeb931a02523ae54

SHA256
d43278cefb7f6009030741ee27d2ce34cc1b945f6ccbb4336ed828c52ef312b6

SHA512
8b441be92136895dfd2fe8524666c33186059137792edce39bb76692f2e116db762860e6eb67e609bedee51c7553a3f84ed3886d872e52a119c2600d17b91958

Download Submit

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Mobile v15

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Downloads