hook | 3d287d481cbc7233cd2aa7d56738c6bbb082a5f505c04b79ef147a7e8187de9d

Analysis

max time kernel
33s
max time network
187s
platform
android_x64
resource
android-x64-20240611.1-en
resource tags

androidarch:x64arch:x86image:android-x64-20240611.1-enlocale:en-usos:android-10-x64system
submitted
19-06-2024 01:15

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General

Target

3d287d481cbc7233cd2aa7d56738c6bbb082a5f505c04b79ef147a7e8187de9d.apk
Size

1.1MB
MD5

2a3e8d148a007a1c945030c3d7ebdd99
SHA1

6fb920969e85665297e5b425214d01bb4b8b2bfc
SHA256

3d287d481cbc7233cd2aa7d56738c6bbb082a5f505c04b79ef147a7e8187de9d
SHA512

d633f1c421a93110390e7e5ceeb5bb1a85e83a7e4373469d61ddb93e09ef89027b1b6054d06c72b000367cfe82b56d61252a837e9cf3ca20b44b129972a4d1d2
SSDEEP

24576:SlaAQUvgkaA1Nngr6zIaAo2N1yKVoPzuoSyEDig/H9Nf:SlaArge1G2kaAosEym+ig/jf

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

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

Processes:

com.lasujokeyoye.nafeyi

description	ioc	process
Framework service call	android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfoByAccessibilityId	com.lasujokeyoye.nafeyi
Framework service call	android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByText	com.lasujokeyoye.nafeyi
Framework service call	android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByViewId	com.lasujokeyoye.nafeyi

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

T1414

T1641.001

Processes:

com.lasujokeyoye.nafeyi

description ioc process

Framework service call android.content.IClipboard.addPrimaryClipChangedListener com.lasujokeyoye.nafeyi
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

T1424

Processes:

com.lasujokeyoye.nafeyi

description ioc process

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

T1422
Acquires the wake lock 1 IoCs

Processes:

com.lasujokeyoye.nafeyi

description ioc process

Framework service call android.os.IPowerManager.acquireWakeLock com.lasujokeyoye.nafeyi
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

T1541

Processes:

com.lasujokeyoye.nafeyi

description ioc process

Framework service call android.app.IActivityManager.setServiceForeground com.lasujokeyoye.nafeyi
Performs UI accessibility actions on behalf of the user 1 TTPs 1 IoCs
Application may abuse the accessibility service to prevent their removal.
evasion

T1629.001

Processes:

com.lasujokeyoye.nafeyi

ioc process

android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction com.lasujokeyoye.nafeyi
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

T1421

Processes:

com.lasujokeyoye.nafeyi

description ioc process

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

T1422

Processes:

com.lasujokeyoye.nafeyi

description ioc process

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

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

T1624.001

Processes:

com.lasujokeyoye.nafeyi

description ioc process

Framework service call android.app.IActivityManager.registerReceiver com.lasujokeyoye.nafeyi
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

T1603

Processes:

com.lasujokeyoye.nafeyi

description ioc process

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

T1471

Processes:

com.lasujokeyoye.nafeyi

description ioc process

Framework API call javax.crypto.Cipher.doFinal com.lasujokeyoye.nafeyi
Checks CPU information 2 TTPs 1 IoCs

T1633.001

T1426

Processes:

com.lasujokeyoye.nafeyi

description ioc process

File opened for read /proc/cpuinfo com.lasujokeyoye.nafeyi
Checks memory information 2 TTPs 1 IoCs

T1633.001

T1426

Processes:

com.lasujokeyoye.nafeyi

description ioc process

File opened for read /proc/meminfo com.lasujokeyoye.nafeyi

description	ioc	process
Framework service call	android.content.IClipboard.addPrimaryClipChangedListener	com.lasujokeyoye.nafeyi

description	ioc	process
Framework service call	android.app.IActivityManager.getRunningAppProcesses	com.lasujokeyoye.nafeyi

description	ioc	process
Framework service call	android.os.IPowerManager.acquireWakeLock	com.lasujokeyoye.nafeyi

description	ioc	process
Framework service call	android.app.IActivityManager.setServiceForeground	com.lasujokeyoye.nafeyi

ioc	process
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.lasujokeyoye.nafeyi

description	ioc	process
Framework service call	android.net.wifi.IWifiManager.getConnectionInfo	com.lasujokeyoye.nafeyi

description	ioc	process
Framework service call	com.android.internal.telephony.ITelephony.getNetworkCountryIsoForPhone	com.lasujokeyoye.nafeyi

description	ioc	process
Framework service call	android.app.IActivityManager.registerReceiver	com.lasujokeyoye.nafeyi

description	ioc	process
Framework service call	android.app.job.IJobScheduler.schedule	com.lasujokeyoye.nafeyi

description	ioc	process
Framework API call	javax.crypto.Cipher.doFinal	com.lasujokeyoye.nafeyi

description	ioc	process
File opened for read	/proc/cpuinfo	com.lasujokeyoye.nafeyi

description	ioc	process
File opened for read	/proc/meminfo	com.lasujokeyoye.nafeyi

com.lasujokeyoye.nafeyi
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
- 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)
- Checks CPU information
- Checks memory information
PID:5179

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

/data/data/com.lasujokeyoye.nafeyi/no_backup/androidx.work.workdb
Filesize
4KB

MD5
f2b4b0190b9f384ca885f0c8c9b14700

SHA1
934ff2646757b5b6e7f20f6a0aa76c7f995d9361

SHA256
0a8ffb6b327963558716e87db8946016d143e39f895fa1b43e95ba7032ce2514

SHA512
ec12685fc0d60526eed4d38820aad95611f3e93ae372be5a57142d8e8a1ba17e6e5dfe381a4e1365dddc0b363c9c40daaffdc1245bd515fddac69bf1abacd7f1

Download Submit
/data/data/com.lasujokeyoye.nafeyi/no_backup/androidx.work.workdb-journal
Filesize
512B

MD5
3b6ce16f26724be19dc2446af89fe845

SHA1
5a7f779b94493c4caff03ae8b39f7b2384518580

SHA256
3c8304d8336dcc2caee5123d7d7fdc4ace94e3d70780aac221a5bff57352d705

SHA512
55fc960b7fb197ccab654ee9264d79d97f940fc5c9b3cee83d7b598cdb6977fccc379063a0fe18d595dfc1b13ec349769bb5ef9243dc3d4bd3699e00395b5829

Download Submit
/data/data/com.lasujokeyoye.nafeyi/no_backup/androidx.work.workdb-shm
Filesize
32KB

MD5
bb7df04e1b0a2570657527a7e108ae23

SHA1
5188431849b4613152fd7bdba6a3ff0a4fd6424b

SHA256
c35020473aed1b4642cd726cad727b63fff2824ad68cedd7ffb73c7cbd890479

SHA512
768007e06b0cd9e62d50f458b9435c6dda0a6d272f0b15550f97c478394b743331c3a9c9236e09ab5b9cb3b423b2320a5d66eb3c7068db9ea37891ca40e47012

Download Submit
/data/data/com.lasujokeyoye.nafeyi/no_backup/androidx.work.workdb-wal
Filesize
16KB

MD5
758fb98b533c3bd14a5aafccbb20fc10

SHA1
b135b07b03c590c9f340f606340a4e789a2af40e

SHA256
b10e699c1b95f117d1db45884980ab79cf6782906557aef5aad4377bc7f6958b

SHA512
6061e39ad9f8113514839464e7c25e56719237808d05b75e5bb91349c0b230c9be5ddef121abc4ecb3758b25b7befc6dbb3e470b64e1861bcce2b871e354c73a

Download Submit
/data/data/com.lasujokeyoye.nafeyi/no_backup/androidx.work.workdb-wal
Filesize
108KB

MD5
3a79542cb8fab7aab1e7dbc2e8eec7c6

SHA1
a58cb52515bbac0d84663f77d65d084882a30f2e

SHA256
d906ce69bc758d52af665c5a74300e16f5118776cfad0784bb7df357eaf6b34d

SHA512
70f0c1f93abc672c177e139c3a2a43010534c0ac8903a880ee1ab5471221b3441d7e80a35afd56469f576032121f818f067d129ce724b1d8ad4621b25c535612

Download Submit
/data/data/com.lasujokeyoye.nafeyi/no_backup/androidx.work.workdb-wal
Filesize
173KB

MD5
ec8590ff55ca2ce488baa5c59dfc7218

SHA1
692385f08a526a9f97a55114cc1cfc78620a7eba

SHA256
bbbe342420264a8dc7fd3bf6c9f9c668e2fad4df309c8e95a0b94919b6472e4d

SHA512
6078121abbc0f84a226a90a2ee167a4a0902035b8c1cfba93e2250fcaf22a584706bfec81f24024f6e33910e85f57e3fd275f5fbd8662c6f273f8e0d3a8fe525

Download Submit