hook | bba4e2c4bcd19f4174421de1b8df665133725867a3f151e756570e9a6bed811b

Analysis

max time kernel
146s
max time network
133s
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
10-01-2025 17:13

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General

Target

22.apk
Size

4.8MB
MD5

22572fd05295bdc3293060348285705b
SHA1

6629ebcd3f693b69814f47bbd91fdbc152c791c8
SHA256

bba4e2c4bcd19f4174421de1b8df665133725867a3f151e756570e9a6bed811b
SHA512

245d9fa8662fa2dfe9c261e25bd7283b52ba5cdc24d03699b2cf246cbf6db041d8eba98c878085325f351dcd22ff43a677e4641cc9ad7b512b6faf204c4e103a
SSDEEP

98304:aE1kQen1WIciiAtP4ibIqJ7wxlZTM4RWTyln0P1ayykU7tOB:aakQDkP5YFrnec5kU8

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 3 IoCs

Runs executable file dropped to the device during analysis.

evasion

Download New Code at Runtime

T1407

ioc	pid	Process
/data/user/0/com.pxqqxxcnm.osmcneyig/app_dex/classes.dex	4273	com.pxqqxxcnm.osmcneyig
/data/user/0/com.pxqqxxcnm.osmcneyig/app_dex/classes.dex	4299	/system/bin/dex2oat --instruction-set=x86 --instruction-set-features=ssse3,-sse4.1,-sse4.2,-avx,-avx2,-popcnt --runtime-arg -Xhidden-api-checks --runtime-arg -Xrelocate --boot-image=/system/framework/boot.art --runtime-arg -Xms64m --runtime-arg -Xmx512m --instruction-set-variant=x86 --instruction-set-features=default --inline-max-code-units=0 --compact-dex-level=none --dex-file=/data/user/0/com.pxqqxxcnm.osmcneyig/app_dex/classes.dex --output-vdex-fd=41 --oat-fd=42 --oat-location=/data/user/0/com.pxqqxxcnm.osmcneyig/app_dex/oat/x86/classes.odex --compiler-filter=quicken --class-loader-context=&
/data/user/0/com.pxqqxxcnm.osmcneyig/app_dex/classes.dex	4273	com.pxqqxxcnm.osmcneyig

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.findAccessibilityNodeInfosByText	com.pxqqxxcnm.osmcneyig
Framework service call	android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByViewId	com.pxqqxxcnm.osmcneyig
Framework service call	android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfoByAccessibilityId	com.pxqqxxcnm.osmcneyig

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.pxqqxxcnm.osmcneyig

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.pxqqxxcnm.osmcneyig

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.pxqqxxcnm.osmcneyig

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.pxqqxxcnm.osmcneyig
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.pxqqxxcnm.osmcneyig
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.pxqqxxcnm.osmcneyig
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.pxqqxxcnm.osmcneyig
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.pxqqxxcnm.osmcneyig

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.pxqqxxcnm.osmcneyig

Queries the mobile country code (MCC) 1 TTPs 1 IoCs

discovery

System Network Configuration Discovery

T1422

description	ioc	Process
Framework service call	com.android.internal.telephony.ITelephony.getNetworkCountryIsoForPhone	com.pxqqxxcnm.osmcneyig

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

description	ioc	Process
Framework service call	android.app.IActivityManager.registerReceiver	com.pxqqxxcnm.osmcneyig

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.pxqqxxcnm.osmcneyig

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.pxqqxxcnm.osmcneyig

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.pxqqxxcnm.osmcneyig

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.pxqqxxcnm.osmcneyig

com.pxqqxxcnm.osmcneyig
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)
- Checks CPU information
- Checks memory information
PID:4273
- /system/bin/dex2oat --instruction-set=x86 --instruction-set-features=ssse3,-sse4.1,-sse4.2,-avx,-avx2,-popcnt --runtime-arg -Xhidden-api-checks --runtime-arg -Xrelocate --boot-image=/system/framework/boot.art --runtime-arg -Xms64m --runtime-arg -Xmx512m --instruction-set-variant=x86 --instruction-set-features=default --inline-max-code-units=0 --compact-dex-level=none --dex-file=/data/user/0/com.pxqqxxcnm.osmcneyig/app_dex/classes.dex --output-vdex-fd=41 --oat-fd=42 --oat-location=/data/user/0/com.pxqqxxcnm.osmcneyig/app_dex/oat/x86/classes.odex --compiler-filter=quicken --class-loader-context=&
  2⤵
  - Loads dropped Dex/Jar
  PID:4299

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

Virtualization/Sandbox Evasion

T1633

System Checks

T1633.001

Credential Access

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

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

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Downloads

/data/data/com.pxqqxxcnm.osmcneyig/app_dex/classes.dex

Filesize
2.1MB

MD5
5e03a4dfd1236ca8a1cca84511bc81f5

SHA1
edca7daab5926a68bae6fb79d1bf499292ef0bb6

SHA256
e4a9abec3bcc7c12c352e266267a8fe6c3f3a8e78cd455cf9d3ad053b6cf8cd5

SHA512
b5c8b41684f2384603ca6e75d9d9e9ea4e778bffb19084c35f1be864a399b7f4fa3ca400d058c56bff25a0256f1f74da136805eb76692d5d79282c2d5926a56b

Download Submit
/data/data/com.pxqqxxcnm.osmcneyig/cache/classes.dex

Filesize
983KB

MD5
9e5fc1d1a90e9544436cd88640a4d76b

SHA1
b9ddeee1e146be6583b79ac8fa434fa76665941f

SHA256
31f6826ade193dfb951718864aa0acc7fd1f74117b222a97ddc03fcd811b4721

SHA512
b72ba1fc620e45554789e8c8ca7409e754cc06d5820ed9354ffeb3c8e2ead428b70a21a9c0ae1ea29ce165b7bbb4990a8660c5875b652c3da92373f3daf5e0fb

Download Submit
/data/data/com.pxqqxxcnm.osmcneyig/cache/classes.zip

Filesize
984KB

MD5
d73033f96bc938f609d8138e90eed237

SHA1
419e832a8b4f57e5f6be0b2bd28d2f0c1702e6f4

SHA256
1bb427d3e792fdca5b8ce333b11b6a6e376de99f9829c7d3bbbe908c0e8f2c2d

SHA512
2784e4c301a7278c463c6330e11dfab36564263eed0d3f932bd7756c872c3e6335affec5604a8ed5a7444b6a8a8041a378144b290beff43f6bffe2a290082a72

Download Submit
/data/data/com.pxqqxxcnm.osmcneyig/no_backup/androidx.work.workdb

Filesize
4KB

MD5
f2b4b0190b9f384ca885f0c8c9b14700

SHA1
934ff2646757b5b6e7f20f6a0aa76c7f995d9361

SHA256
0a8ffb6b327963558716e87db8946016d143e39f895fa1b43e95ba7032ce2514

SHA512
ec12685fc0d60526eed4d38820aad95611f3e93ae372be5a57142d8e8a1ba17e6e5dfe381a4e1365dddc0b363c9c40daaffdc1245bd515fddac69bf1abacd7f1

Download Submit
/data/data/com.pxqqxxcnm.osmcneyig/no_backup/androidx.work.workdb-journal

Filesize
512B

MD5
628f9af4425bc433c2827035f4af27e0

SHA1
86cfa3bb6cfd27ede178fb0ac4819c05a5063d54

SHA256
49dde4ada2558ba5a0f8766694da4d14cea2ce50996fc119b06357d09609e7cb

SHA512
b2adc723c9a84430e6e00b034514831bfd4f01d1cf1adc6a7fc1c3f795d98436f006cfd4d4c86dfa024348b0998f58c2ca129fca8063c4145a720fdf1a2214ca

Download Submit
/data/data/com.pxqqxxcnm.osmcneyig/no_backup/androidx.work.workdb-shm

Filesize
32KB

MD5
bb7df04e1b0a2570657527a7e108ae23

SHA1
5188431849b4613152fd7bdba6a3ff0a4fd6424b

SHA256
c35020473aed1b4642cd726cad727b63fff2824ad68cedd7ffb73c7cbd890479

SHA512
768007e06b0cd9e62d50f458b9435c6dda0a6d272f0b15550f97c478394b743331c3a9c9236e09ab5b9cb3b423b2320a5d66eb3c7068db9ea37891ca40e47012

Download Submit
/data/data/com.pxqqxxcnm.osmcneyig/no_backup/androidx.work.workdb-wal

Filesize
108KB

MD5
1d8a669000a8ad20b2cab7c51029877f

SHA1
76def481cb8bfb6266ff1dbff5fc835652185eb4

SHA256
1e3a3e49c588544ad9becb3f8d246f81cb27f1b12a190ef9a919216f287c29a0

SHA512
79bdbd2fc3f5989c896981e11847fbf0ae2969e26d0b128b0d11ffdfb9901ea9ba48df168bdf5ff5fe56a797115d5387b04a4ddb923ab597496489a06ccf6e3b

Download Submit
/data/data/com.pxqqxxcnm.osmcneyig/no_backup/androidx.work.workdb-wal

Filesize
173KB

MD5
6be6659e30ea8d50a825217b8f83962e

SHA1
b410b85822f24ca04861cff0acac0b3cbf106fde

SHA256
6ceeeac8d4dfa649da5458e17145514effe9c25cd5c6700309e300f0bca6cbae

SHA512
fc4046745cf53788ba64fc8b1b6c55ad91654c4701f5f5a4a12cc3bc647a6d30cee746bc926b0f15059289f650d9a1c1a2039381a5c51596abda3bfb6e9d155a

Download Submit
/data/data/com.pxqqxxcnm.osmcneyig/no_backup/androidx.work.workdb-wal

Filesize
16KB

MD5
5630794437b72f534ad00ef07a6dca4c

SHA1
aa394c3cbe46fa56949bbd53f2f08644e5fc09b3

SHA256
75bca96698836fe099cef74de68ac623571e32d32659072c1789e50f050b405e

SHA512
a0eb0c4e7c3c7026428dd12d77373c1ecf066b83ff9a21718e6d49b33cb6f064c4613defa4b4773ffba7e282b60fc7134521f76972243a6b407ae37bea2fb294

Download Submit
/data/user/0/com.pxqqxxcnm.osmcneyig/app_dex/classes.dex

Filesize
2.1MB

MD5
099d598f6cd59d922565148b451af491

SHA1
419b3bce4ff88bee6a7732126a05570762d5c27b

SHA256
26d248246578afec7e45cc0d4c367025a5ac5d8d77b569b2946f536deec1e4f8

SHA512
2da5cf896436ee24728f231b352831998b68be0d55cbd02ce3a33a12e75460ec35e1d1ce09b445895486b27ad5b69a744b769be1fce237881b2ea541636eb479

Download Submit

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Mobile v15

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Downloads