hook | 1084ac1a82f4644b875a4bc97c1ec3d66288d0320010aed7064c8278c0ee808b

Analysis

max time kernel
18s
max time network
193s
platform
android_x64
resource
android-x64-20240624-en
resource tags

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

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General

Target

1084ac1a82f4644b875a4bc97c1ec3d66288d0320010aed7064c8278c0ee808b.apk
Size

4.2MB
MD5

e9fc5161e535e2a57b6f9163c610c652
SHA1

7c3dae64d2e135145f7b475aa0deb89397fd9aeb
SHA256

1084ac1a82f4644b875a4bc97c1ec3d66288d0320010aed7064c8278c0ee808b
SHA512

172eed90ebde2b2bdabf706c7781d8fbf74682ee33364eac21c659b1aaf44f42c6fe97fc7ef0c3a6ad2b045c0880830fda41aad21d83b3ec4efc0029d51d3d38
SSDEEP

98304:a31r14snih/mCvSQJ5NLveh4md3VBnfAAfsm:a3OmYNLvc/F8Ssm

Score

10^/10

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

Malware Config

Extracted

Family

hook

http://193.3.19.40

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.ddjrpfmce.svrbehsmq

ioc	pid	process
/data/user/0/com.ddjrpfmce.svrbehsmq/app_dex/classes.dex	5156	com.ddjrpfmce.svrbehsmq
/data/user/0/com.ddjrpfmce.svrbehsmq/app_dex/classes.dex	5156	com.ddjrpfmce.svrbehsmq

Makes use of the framework's Accessibility service 4 TTPs 1 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.ddjrpfmce.svrbehsmq

description	ioc	process
Framework service call	android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfoByAccessibilityId	com.ddjrpfmce.svrbehsmq

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.ddjrpfmce.svrbehsmq

description ioc process

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

System Network Configuration Discovery
T1422
Acquires the wake lock 1 IoCs

Processes:

com.ddjrpfmce.svrbehsmq

description ioc process

Framework service call android.os.IPowerManager.acquireWakeLock com.ddjrpfmce.svrbehsmq
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.ddjrpfmce.svrbehsmq

description ioc process

Framework service call android.app.IActivityManager.setServiceForeground com.ddjrpfmce.svrbehsmq

description	ioc	process
Framework service call	android.app.IActivityManager.getRunningAppProcesses	com.ddjrpfmce.svrbehsmq

description	ioc	process
Framework service call	android.os.IPowerManager.acquireWakeLock	com.ddjrpfmce.svrbehsmq

description	ioc	process
Framework service call	android.app.IActivityManager.setServiceForeground	com.ddjrpfmce.svrbehsmq

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

Processes:

com.ddjrpfmce.svrbehsmq

ioc	process
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.ddjrpfmce.svrbehsmq
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.ddjrpfmce.svrbehsmq
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.ddjrpfmce.svrbehsmq
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.ddjrpfmce.svrbehsmq
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.ddjrpfmce.svrbehsmq

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.ddjrpfmce.svrbehsmq

description ioc process

Framework service call android.app.IActivityManager.registerReceiver com.ddjrpfmce.svrbehsmq
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.ddjrpfmce.svrbehsmq

description ioc process

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

Data Encrypted for Impact
T1471

Processes:

com.ddjrpfmce.svrbehsmq

description ioc process

Framework API call javax.crypto.Cipher.doFinal com.ddjrpfmce.svrbehsmq

description	ioc	process
Framework service call	android.app.IActivityManager.registerReceiver	com.ddjrpfmce.svrbehsmq

description	ioc	process
Framework service call	android.app.job.IJobScheduler.schedule	com.ddjrpfmce.svrbehsmq

description	ioc	process
Framework API call	javax.crypto.Cipher.doFinal	com.ddjrpfmce.svrbehsmq

com.ddjrpfmce.svrbehsmq
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
- 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:5156

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

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.ddjrpfmce.svrbehsmq/app_dex/classes.dex

Filesize
2.9MB

MD5
af36d278c06d49e27bed8460a25f13c0

SHA1
223a41e2c892732d71db7e9f58cec5ffdaa4eeb0

SHA256
0332cffc8487ff65583c59af4988a32c7b192c348445648ae0d425592f911b4c

SHA512
ce89cd51f9b0bf47f8988d00528418adb2c4077b65a1e412877e6170388c73c68e0e1087f85af62945fc2ff7560e9bfe1aaf797e0954bf8caa07c7358c336fdb

Download Submit
/data/data/com.ddjrpfmce.svrbehsmq/cache/classes.dex

Filesize
1.0MB

MD5
c9aa34e7fda823ab1857bf6cae333ee1

SHA1
23e03b6cadd35e59a26097588d9fa8969de493da

SHA256
9d6e0e31a3278813f0e8a7fe659ee7a9460843cd22967cd47a9d06c9827efdb3

SHA512
692fec382bbe53569eab3f87ba8ebabd20c24c4c12167ddf3f04a34b4313b1614a31b02966d11f7e07880e391a5ab965bd2adef2abf631888b4dff3ef1699b2d

Download Submit
/data/data/com.ddjrpfmce.svrbehsmq/cache/classes.zip

Filesize
1.0MB

MD5
f797c5c6e4f24e50d89c6036581e2a2d

SHA1
5dca1380e400fa53d9e5b3761fa4e8e0dbfc5256

SHA256
30eaaf4269b2121287c6450eb62eed5a1dbd8ac7d97a87807ca0290f4f394c63

SHA512
e94e630060f858f49e16b91207db1338c6b48a006f8e2c1d4564ef3d19e9a8b11c90e8c08b98310ecc4c69f290690333f6e5118d9cfe6a0f016db4a0c161d1bb

Download Submit
/data/data/com.ddjrpfmce.svrbehsmq/no_backup/androidx.work.workdb

Filesize
4KB

MD5
f2b4b0190b9f384ca885f0c8c9b14700

SHA1
934ff2646757b5b6e7f20f6a0aa76c7f995d9361

SHA256
0a8ffb6b327963558716e87db8946016d143e39f895fa1b43e95ba7032ce2514

SHA512
ec12685fc0d60526eed4d38820aad95611f3e93ae372be5a57142d8e8a1ba17e6e5dfe381a4e1365dddc0b363c9c40daaffdc1245bd515fddac69bf1abacd7f1

Download Submit
/data/data/com.ddjrpfmce.svrbehsmq/no_backup/androidx.work.workdb-journal

Filesize
512B

MD5
81ed4df01ca51b4e3dd5f22f073b97ce

SHA1
d3f36840096732ea24a4d446e8f10e1685c7dd86

SHA256
babbfce7b935ea9bb5da3fdd69322bb2c07a90a4aa3c58c0caaa33815a59546c

SHA512
fcd29e34b3a83bd3ca91460e2479ff24ace9e926c3d02cc7dfb1849f2f086201275c866ab34ef2c99755db902e7f49957af41ab9425802c17a7780bc04c95319

Download Submit
/data/data/com.ddjrpfmce.svrbehsmq/no_backup/androidx.work.workdb-shm

Filesize
32KB

MD5
bb7df04e1b0a2570657527a7e108ae23

SHA1
5188431849b4613152fd7bdba6a3ff0a4fd6424b

SHA256
c35020473aed1b4642cd726cad727b63fff2824ad68cedd7ffb73c7cbd890479

SHA512
768007e06b0cd9e62d50f458b9435c6dda0a6d272f0b15550f97c478394b743331c3a9c9236e09ab5b9cb3b423b2320a5d66eb3c7068db9ea37891ca40e47012

Download Submit
/data/data/com.ddjrpfmce.svrbehsmq/no_backup/androidx.work.workdb-wal

Filesize
16KB

MD5
c3368038c667d72adef03ea225222124

SHA1
ad3c9530dca6e5cdb5935f60ebeae60c47218299

SHA256
a3af122baa4e6f459d9564e2327d40067e6f8d5392e21e5da874026373d08dc7

SHA512
59fd258511bf7aaf017a017cdb4d168d7ae72ecf6ac5b90d7cce0dee75da9483a30165692fd19684349c1bf007198829dbb816b63a50d01c1dde2568bf284684

Download Submit
/data/data/com.ddjrpfmce.svrbehsmq/no_backup/androidx.work.workdb-wal

Filesize
108KB

MD5
90222ec60a0093cc5772ef6b24616d70

SHA1
fab5f57cb6df02fd6e262fd062fb8ed939244a9f

SHA256
cb34770e88d64ad282a136dbeea5ece026a8adad814e035862cba37adb1eaed3

SHA512
69fada8a1aea514927d10679a5b3d4dcd75fffda4b6e37c538f1d85cd3efcac5163a7474b8b23f99df6e8af3f17041f61553efe72a13d8045003908a58f92b65

Download Submit
/data/data/com.ddjrpfmce.svrbehsmq/no_backup/androidx.work.workdb-wal

Filesize
173KB

MD5
a9fccc994ff4fa6510165418ac845fed

SHA1
a8fd0271081f7360736e238168ba9780e434c858

SHA256
86fd9beff2a739c5645646e0f2cef97d9a1a42a3b41ffdb6f41c05cb2ae372f1

SHA512
067bd0be16dca35a73833444ffa0d9b9fb83fa86337b7e02af35ec4f7755fb0b70248879c3eae1c5751fe4d010bc45f17523ffbd58dffb8f5f06e368e03889b7

Download Submit