hook | e02ccb575ba0ed280345354bfb88cefa446dbf0d178a37e82b23209579978631

Analysis

max time kernel
156s
max time network
189s
platform
android_x64
resource
android-x64-20240624-en
resource tags

androidarch:x64arch:x86image:android-x64-20240624-enlocale:en-usos:android-10-x64system
submitted
17-08-2024 22:00

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General

Target

e02ccb575ba0ed280345354bfb88cefa446dbf0d178a37e82b23209579978631.apk
Size

4.3MB
MD5

07bb9344ce91cfec8f23bdcb5aadf888
SHA1

d2276ff288d43404c42877f0ac9674dfb9754252
SHA256

e02ccb575ba0ed280345354bfb88cefa446dbf0d178a37e82b23209579978631
SHA512

d5017b553f870056a8675fe9859f776518cd1aea7d0fc5478903bdb091514ca19f51905dd7e2059a566a41c269821b40192c7c8ed828fc8e5735236adb06d480
SSDEEP

98304:6vWK7BiHRd4q92U7C/ApiHvUSAAWh3egKx87polhnUUpmvsUBuS:6veQqjYPHvUSAAWhHFIAB4S

Score

10^/10

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

Malware Config

Extracted

Family

hook

http://80.64.30.149

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.daysqyjvp.psmwwfbsl

ioc	pid	process
/data/user/0/com.daysqyjvp.psmwwfbsl/app_dex/classes.dex	5065	com.daysqyjvp.psmwwfbsl
/data/user/0/com.daysqyjvp.psmwwfbsl/app_dex/classes.dex	5065	com.daysqyjvp.psmwwfbsl

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.daysqyjvp.psmwwfbsl

description	ioc	process
Framework service call	android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfoByAccessibilityId	com.daysqyjvp.psmwwfbsl
Framework service call	android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByText	com.daysqyjvp.psmwwfbsl
Framework service call	android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByViewId	com.daysqyjvp.psmwwfbsl

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.daysqyjvp.psmwwfbsl

description ioc process

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

System Network Configuration Discovery
T1422
Acquires the wake lock 1 IoCs

Processes:

com.daysqyjvp.psmwwfbsl

description ioc process

Framework service call android.os.IPowerManager.acquireWakeLock com.daysqyjvp.psmwwfbsl
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.daysqyjvp.psmwwfbsl

description ioc process

Framework service call android.app.IActivityManager.setServiceForeground com.daysqyjvp.psmwwfbsl

description	ioc	process
Framework service call	android.app.IActivityManager.getRunningAppProcesses	com.daysqyjvp.psmwwfbsl

description	ioc	process
Framework service call	android.os.IPowerManager.acquireWakeLock	com.daysqyjvp.psmwwfbsl

description	ioc	process
Framework service call	android.app.IActivityManager.setServiceForeground	com.daysqyjvp.psmwwfbsl

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.daysqyjvp.psmwwfbsl

ioc	process
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.daysqyjvp.psmwwfbsl
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.daysqyjvp.psmwwfbsl
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.daysqyjvp.psmwwfbsl
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.daysqyjvp.psmwwfbsl
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.daysqyjvp.psmwwfbsl
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.daysqyjvp.psmwwfbsl
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.daysqyjvp.psmwwfbsl
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.daysqyjvp.psmwwfbsl

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.daysqyjvp.psmwwfbsl

description ioc process

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

System Network Configuration Discovery
T1422

Processes:

com.daysqyjvp.psmwwfbsl

description ioc process

Framework service call com.android.internal.telephony.ITelephony.getNetworkCountryIsoForPhone com.daysqyjvp.psmwwfbsl
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.daysqyjvp.psmwwfbsl

description ioc process

Framework service call android.app.IActivityManager.registerReceiver com.daysqyjvp.psmwwfbsl
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.daysqyjvp.psmwwfbsl

description ioc process

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

Data Encrypted for Impact
T1471

Processes:

com.daysqyjvp.psmwwfbsl

description ioc process

Framework API call javax.crypto.Cipher.doFinal com.daysqyjvp.psmwwfbsl

description	ioc	process
Framework service call	android.net.wifi.IWifiManager.getConnectionInfo	com.daysqyjvp.psmwwfbsl

description	ioc	process
Framework service call	com.android.internal.telephony.ITelephony.getNetworkCountryIsoForPhone	com.daysqyjvp.psmwwfbsl

description	ioc	process
Framework service call	android.app.IActivityManager.registerReceiver	com.daysqyjvp.psmwwfbsl

description	ioc	process
Framework service call	android.app.job.IJobScheduler.schedule	com.daysqyjvp.psmwwfbsl

description	ioc	process
Framework API call	javax.crypto.Cipher.doFinal	com.daysqyjvp.psmwwfbsl

com.daysqyjvp.psmwwfbsl
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:5065

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.daysqyjvp.psmwwfbsl/app_dex/classes.dex

Filesize
2.9MB

MD5
6b0033f50dae134a5ca99d224de4b586

SHA1
5cbd410089e82a3b5c6da69aace477786b783da5

SHA256
3e5b4091d79ebfa73289a919cbfaba3d6f2388519632b2e81fb432d4561544d9

SHA512
b12c1e9ff9cadbdce73efc23827776737b897c338a8f611776c445194c0964d74e12267e15d338d6d3385afbb1ab63faf3eb729ad04de46b430b426cb1ef6de0

Download Submit
/data/data/com.daysqyjvp.psmwwfbsl/cache/classes.dex

Filesize
1.0MB

MD5
548f93f475a9d61995504921885ff156

SHA1
e45a014b677ab6c5920451f9402a00d261e75e6a

SHA256
fc9cbf0dd4d14b9380730a12a5c9d959d6592b0416e65a745451646cc04527fb

SHA512
883f17783f421a3c68b180437ead51bc0fc3696221c83658f9fedb486d2f0f0ee21b86666d4532cb376957a065ef24ba5d5b2595ee8307899c82e15866e1eb60

Download Submit
/data/data/com.daysqyjvp.psmwwfbsl/cache/classes.zip

Filesize
1.0MB

MD5
c29ad41676a12340fa1d113f3f145bd1

SHA1
e09635c961f79f596c0eb0f04deeb2b3a0fadee1

SHA256
b60aa42e1a08bc2bd9fe35e114a8abf758f0206ec69f4db827df32689215daef

SHA512
36df0d43598234f4ad792a78ffc0205903147988f3dff02d72d55075c24d058629b58b6923c4af71c2a037f2bc6846fd0ba7ab6b4e13726d5cb2e9b7b825b433

Download Submit
/data/data/com.daysqyjvp.psmwwfbsl/no_backup/androidx.work.workdb

Filesize
4KB

MD5
f2b4b0190b9f384ca885f0c8c9b14700

SHA1
934ff2646757b5b6e7f20f6a0aa76c7f995d9361

SHA256
0a8ffb6b327963558716e87db8946016d143e39f895fa1b43e95ba7032ce2514

SHA512
ec12685fc0d60526eed4d38820aad95611f3e93ae372be5a57142d8e8a1ba17e6e5dfe381a4e1365dddc0b363c9c40daaffdc1245bd515fddac69bf1abacd7f1

Download Submit
/data/data/com.daysqyjvp.psmwwfbsl/no_backup/androidx.work.workdb-journal

Filesize
512B

MD5
f664529903737c486919c9bc34df02d6

SHA1
1923ac1d7724c0b671aa93308a800d4c83aa978a

SHA256
e106e94d901c0cc77e5bb573f99589131ed0ae113f378e29b46385d4d1f2443d

SHA512
9a72e1d9cca413128070b684586a168caf580f0177b0404383f30bab672b887094d1e4a9bb4a364deaecf4fbe0b4957aaf70ef3929ab705ef419c85a7fd49179

Download Submit
/data/data/com.daysqyjvp.psmwwfbsl/no_backup/androidx.work.workdb-shm

Filesize
32KB

MD5
bb7df04e1b0a2570657527a7e108ae23

SHA1
5188431849b4613152fd7bdba6a3ff0a4fd6424b

SHA256
c35020473aed1b4642cd726cad727b63fff2824ad68cedd7ffb73c7cbd890479

SHA512
768007e06b0cd9e62d50f458b9435c6dda0a6d272f0b15550f97c478394b743331c3a9c9236e09ab5b9cb3b423b2320a5d66eb3c7068db9ea37891ca40e47012

Download Submit
/data/data/com.daysqyjvp.psmwwfbsl/no_backup/androidx.work.workdb-wal

Filesize
16KB

MD5
cd3783ba678d68ebad2dcb5bc4fcb7af

SHA1
c63e832c8f958a5faccf94114dfd8780cf5494d4

SHA256
590af430d9a6f9ba506de6846a13cf6488f9c7fa177f9ce86346ebab75f36926

SHA512
854bc58cd69d6bbc152c420fea3ea7ad6bf07db165b0836ff665b53d69fb0f80a5c556b0cfd4506d01044394db0fb57a8e481e8d267ece53eb95e7fc18510dd8

Download Submit
/data/data/com.daysqyjvp.psmwwfbsl/no_backup/androidx.work.workdb-wal

Filesize
108KB

MD5
80c2e05ce54841bdb10ae7e4266ac1f8

SHA1
368e964f667499146a6e108a1c2f542ed646b85a

SHA256
5bcbead84da15a6534a543e040e4bfaabdb21935f449eba1159406de255e7bf5

SHA512
718ca2c12c29d3f20c86e4281758026a836cba5bde1359222ecdf0aca95a64516d268cf16d2fa248f38fc332a48a39a47332b9f2ac4667a1cd3851cc4c713729

Download Submit
/data/data/com.daysqyjvp.psmwwfbsl/no_backup/androidx.work.workdb-wal

Filesize
173KB

MD5
8aca5d081cdb3d32f11ce013995230a5

SHA1
a6e2e4468e04e859691ebb52cf76c4eb6d0ee94a

SHA256
385cfb83d3fc830c3cfcae4309c0a56dce1995512f7a27ce3f799e89a3b78f8e

SHA512
d89320f66783ead833d54d764961cb12d0f4fb05b1c83cd5f5c64ad458216663865fb1f8e48e1c775c5b40816bd7fe179d46135ce07c40df4bb036c84d7bbdcb

Download Submit