hook | 3d287d481cbc7233cd2aa7d56738c6bbb082a5f505c04b79ef147a7e8187de9d

Analysis

max time kernel
54s
max time network
188s
platform
android_x64
resource
android-x64-arm64-20240611.1-en
resource tags

androidarch:armarch:arm64arch:x64arch:x86image:android-x64-arm64-20240611.1-enlocale:en-usos:android-11-x64system
submitted
19-06-2024 15:41

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

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

T1516

T1513

T1417.001

T1417.002

Processes:

com.lasujokeyoye.nafeyi

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

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.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
- 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:4444

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

/data/user/0/com.lasujokeyoye.nafeyi/no_backup/androidx.work.workdb
Filesize
4KB

MD5
7e858c4054eb00fcddc653a04e5cd1c6

SHA1
2e056bf31a8d78df136f02a62afeeca77f4faccf

SHA256
9010186c5c083155a45673017d1e31c2a178e63cc15a57bbffde4d1956a23dad

SHA512
d0c7a120940c8e637d5566ef179d01eff88a2c2650afda69ad2a46aad76533eaace192028bba3d60407b4e34a950e7560f95d9f9b8eebe361ef62897d88b30cb

Download Submit
/data/user/0/com.lasujokeyoye.nafeyi/no_backup/androidx.work.workdb-journal
Filesize
512B

MD5
50d8541db0f22d097cb7f91a1df5575d

SHA1
a43bbeb7086c4ae6545c00a86c0aa84cc0a475b0

SHA256
66dc52914a092774ef02b6982705aa9fbe178dfa39e2609526ece83312ee8500

SHA512
a7462966ac4f67011da76a85145dfc68b22e1adb949bccdde18b80c195bb0bf1aef7e295affce65c1abdd0025a8184aad55c939d49be395156e3d9d523f0d038

Download Submit
/data/user/0/com.lasujokeyoye.nafeyi/no_backup/androidx.work.workdb-shm
Filesize
32KB

MD5
bb7df04e1b0a2570657527a7e108ae23

SHA1
5188431849b4613152fd7bdba6a3ff0a4fd6424b

SHA256
c35020473aed1b4642cd726cad727b63fff2824ad68cedd7ffb73c7cbd890479

SHA512
768007e06b0cd9e62d50f458b9435c6dda0a6d272f0b15550f97c478394b743331c3a9c9236e09ab5b9cb3b423b2320a5d66eb3c7068db9ea37891ca40e47012

Download Submit
/data/user/0/com.lasujokeyoye.nafeyi/no_backup/androidx.work.workdb-wal
Filesize
16KB

MD5
12d38d0a29408fb48a3bfa62c90ca082

SHA1
59ca81c8f9470766d33f4755ffe9be280ef1c5b9

SHA256
283ea9fc602252f525f64c3aef87c9790d16612fbc6b3b663d66a6abbf715da8

SHA512
1c1f8313f817ab17e330d7884f6b4b39818c496fb38ebf037124c2f8ccb26782de1d58603bac8192a352f1aa14dfe3ac3a59a65ee50d082756b647ca7663f943

Download Submit
/data/user/0/com.lasujokeyoye.nafeyi/no_backup/androidx.work.workdb-wal
Filesize
108KB

MD5
bd3c4fe042cbc373e19420a60924d15f

SHA1
7b1734667238d8bd4ad65d1dd3074ef8c2dc4778

SHA256
cd3b3b2da09282c538fbff52e0d71d9519edec06f43a1a741366db9ff03f2710

SHA512
520ed38ff294e84bd3acd98c1ce395ede648983f4c9013bb086f2174c3b03f2909677357f449f17dc1f318c8eef76be3df8ce22027024e1242dfb241c99d2ce7

Download Submit
/data/user/0/com.lasujokeyoye.nafeyi/no_backup/androidx.work.workdb-wal
Filesize
173KB

MD5
1c02f094a1c403b9625fcf6f275bcd31

SHA1
bafb65e709c79369bc7eae827d4667344e8f1ea0

SHA256
84de7c477bb6371ca2c54efc13026eefc990fd03ba52367e8cf2349039517df2

SHA512
fe37d842c12b33f71f5e48fd6aec6e4c4625f119cc6e29b19557e392fc7b06390756b4bcbb62709c1dd37adf5402b0a0f20c36a5c03b4026b9ace134bde5bfb1

Download Submit