hook | 7682a4ba33589368f805dff5965978bcc627ae97e09976a331080777e8954f44

Analysis

max time kernel
1028s
max time network
1018s
platform
android_x86
resource
android-x86-arm-20240624-en
resource tags

androidarch:armarch:x86image:android-x86-arm-20240624-enlocale:en-usos:android-9-x86system
submitted
27-06-2024 00:35

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General

Target

app-release-1.apk
Size

1.1MB
MD5

3408736ab7a0690fb2a8e7d633914bd1
SHA1

905eb749444f2e7337d1622d5649548dc9852753
SHA256

7682a4ba33589368f805dff5965978bcc627ae97e09976a331080777e8954f44
SHA512

5fa0a557877c2e603b96249a0072c1da3fe28cb56cfc9dee0ac18a0f65aa376ce8d801e75b533512aeb885bcadc1d9d47a32a07eafaa1aea1e0af9496b2a995d
SSDEEP

24576:1W2o1/kIziFZJUEQ/a18wyhyT/ojyq7g/e6By:KRkoiF8EOa18wym/Xq7g/Dy

Score

10^/10

hook collection credential_access discovery evasion execution infostealer persistence rat stealth trojan

Malware Config

Signatures

Hook
Hook is an Android malware that is based on Ermac with RAT capabilities.
rat trojan infostealer hook
Removes its main activity from the application launcher 1 TTPs 1 IoCs
stealth trojan evasion

T1628.001

Processes:

com.cikorujoyebu.ziyapa

pid process

4253 com.cikorujoyebu.ziyapa

pid	process
4253	com.cikorujoyebu.ziyapa

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.cikorujoyebu.ziyapa

description	ioc	process
Framework service call	android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfoByAccessibilityId	com.cikorujoyebu.ziyapa
Framework service call	android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByText	com.cikorujoyebu.ziyapa
Framework service call	android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByViewId	com.cikorujoyebu.ziyapa

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.cikorujoyebu.ziyapa

description ioc process

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

T1422
Acquires the wake lock 1 IoCs

Processes:

com.cikorujoyebu.ziyapa

description ioc process

Framework service call android.os.IPowerManager.acquireWakeLock com.cikorujoyebu.ziyapa
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.cikorujoyebu.ziyapa

description ioc process

Framework service call android.app.IActivityManager.setServiceForeground com.cikorujoyebu.ziyapa

description	ioc	process
Framework service call	android.app.IActivityManager.getRunningAppProcesses	com.cikorujoyebu.ziyapa

description	ioc	process
Framework service call	android.os.IPowerManager.acquireWakeLock	com.cikorujoyebu.ziyapa

description	ioc	process
Framework service call	android.app.IActivityManager.setServiceForeground	com.cikorujoyebu.ziyapa

Performs UI accessibility actions on behalf of the user 1 TTPs 7 IoCs

Application may abuse the accessibility service to prevent their removal.

evasion

T1629.001

Processes:

com.cikorujoyebu.ziyapa

ioc	process
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.cikorujoyebu.ziyapa
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.cikorujoyebu.ziyapa
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.cikorujoyebu.ziyapa
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.cikorujoyebu.ziyapa
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.cikorujoyebu.ziyapa
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.cikorujoyebu.ziyapa
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.cikorujoyebu.ziyapa

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.cikorujoyebu.ziyapa

description ioc process

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

T1422

Processes:

com.cikorujoyebu.ziyapa

description ioc process

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

T1422
Requests enabling of the accessibility settings. 1 IoCs

Processes:

com.cikorujoyebu.ziyapa

description ioc process

Intent action android.settings.ACCESSIBILITY_SETTINGS com.cikorujoyebu.ziyapa
Registers a broadcast receiver at runtime (usually for listening for system events) 1 TTPs 1 IoCs
persistence

T1624.001

Processes:

com.cikorujoyebu.ziyapa

description ioc process

Framework service call android.app.IActivityManager.registerReceiver com.cikorujoyebu.ziyapa
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.cikorujoyebu.ziyapa

description ioc process

Framework service call android.app.job.IJobScheduler.schedule com.cikorujoyebu.ziyapa

description	ioc	process
Framework service call	android.net.wifi.IWifiManager.getConnectionInfo	com.cikorujoyebu.ziyapa

description	ioc	process
Framework service call	com.android.internal.telephony.ITelephony.getNetworkCountryIsoForPhone	com.cikorujoyebu.ziyapa

description	ioc	process
Intent action	android.settings.ACCESSIBILITY_SETTINGS	com.cikorujoyebu.ziyapa

description	ioc	process
Framework service call	android.app.IActivityManager.registerReceiver	com.cikorujoyebu.ziyapa

description	ioc	process
Framework service call	android.app.job.IJobScheduler.schedule	com.cikorujoyebu.ziyapa

com.cikorujoyebu.ziyapa
1⤵
- Removes its main activity from the application launcher
- 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)
- Requests enabling of the accessibility settings.
- Registers a broadcast receiver at runtime (usually for listening for system events)
- Schedules tasks to execute at a specified time
PID:4253

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

/data/data/com.cikorujoyebu.ziyapa/no_backup/androidx.work.workdb
Filesize
4KB

MD5
f2b4b0190b9f384ca885f0c8c9b14700

SHA1
934ff2646757b5b6e7f20f6a0aa76c7f995d9361

SHA256
0a8ffb6b327963558716e87db8946016d143e39f895fa1b43e95ba7032ce2514

SHA512
ec12685fc0d60526eed4d38820aad95611f3e93ae372be5a57142d8e8a1ba17e6e5dfe381a4e1365dddc0b363c9c40daaffdc1245bd515fddac69bf1abacd7f1

Download Submit
/data/data/com.cikorujoyebu.ziyapa/no_backup/androidx.work.workdb-journal
Filesize
512B

MD5
6be33386380d9259c5d2a805b5f6b380

SHA1
dfa9510fbdf00a0fc23cd22f755e1035cfc3fc79

SHA256
54d8a39410afcbf8a2a4beb187da1ec88f0c2390ac4ceb73896b184f7000c841

SHA512
3d05f1850102f0a84677f6cd4c94305c0b5f98c1d89a325aaf2ba44218fd97cb0e5aacb652818fa3a8fbf463a9a120388ae013a85a6b508cb6264d2632b48100

Download Submit
/data/data/com.cikorujoyebu.ziyapa/no_backup/androidx.work.workdb-shm
Filesize
32KB

MD5
bb7df04e1b0a2570657527a7e108ae23

SHA1
5188431849b4613152fd7bdba6a3ff0a4fd6424b

SHA256
c35020473aed1b4642cd726cad727b63fff2824ad68cedd7ffb73c7cbd890479

SHA512
768007e06b0cd9e62d50f458b9435c6dda0a6d272f0b15550f97c478394b743331c3a9c9236e09ab5b9cb3b423b2320a5d66eb3c7068db9ea37891ca40e47012

Download Submit
/data/data/com.cikorujoyebu.ziyapa/no_backup/androidx.work.workdb-wal
Filesize
16KB

MD5
c874792912168fa00563e24ff1c49156

SHA1
4ece725f758898eba436f5af573eab972dc08fa9

SHA256
1a74512ed86c2df120f882f12a5772038a97673195e106c53e293c6a761c7beb

SHA512
4cf7667c829f5ff20e63e0958d78106018daff52e24eff8e5119896fc8ccfd33a333c646dbdec2095f1b4274d059eca1f720b18361f693a1eb738592142b6d65

Download Submit
/data/data/com.cikorujoyebu.ziyapa/no_backup/androidx.work.workdb-wal
Filesize
108KB

MD5
3ef9626cd8864ba2359326b7bd506664

SHA1
2411b62462dcd77b8ecf93694d038536fa521051

SHA256
7ea1e03512a2aa7f3d83293ca5d931ef1a2aa7c1c44bb5e4e9c8fc2a7ef6ced6

SHA512
4f78c5f264b7fd31f3a9d401591521dfff31da14215a2d5f237a6720e4f91bc59db3e2a53ee0b7ba4d867e56d3155e2075849603e4b2ff263cf4548eb4f9cee4

Download Submit
/data/data/com.cikorujoyebu.ziyapa/no_backup/androidx.work.workdb-wal
Filesize
197KB

MD5
f7f6d30ab9898f4ff4f4fed34e2ea5b6

SHA1
a39cd39e16dbdd1285e51846ad9010bcdc9c3af3

SHA256
9498f9a7bc084eed1d663fbd42bd6f325e298cde90d7c2b927ef3bcaeb9427be

SHA512
ca2abf28be8acbdfffaf77c6a4954d8d1d82bab212031c211b780cf2afff17374fd36be7eceba43c51b40b8b5d490343ef15b6e257227d299dfe5fd902c2c1de

Download Submit