ermac | 03185ce771a6617d075d7acbbd8ea8a3c23028a174becb1b09142cbdac0818ea

Analysis

max time kernel
148s
max time network
157s
platform
android_x64
resource
android-x64-arm64-20240624-en
resource tags

androidarch:armarch:arm64arch:x64arch:x86image:android-x64-arm64-20240624-enlocale:en-usos:android-11-x64system
submitted
09-12-2024 22:06

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General

Target

03185ce771a6617d075d7acbbd8ea8a3c23028a174becb1b09142cbdac0818ea.apk
Size

3.7MB
MD5

baa302010d75f530799675536e79611e
SHA1

3e9b765550473f8720bffbdb617a24d952df8ebb
SHA256

03185ce771a6617d075d7acbbd8ea8a3c23028a174becb1b09142cbdac0818ea
SHA512

54cf97b51bdddc5ee22df2758d97acea2d9b8874641f976888481b927eae1ba4acc70d360592a62c0a4cbaf7c74b3187d0c7df6d7ab02de301305844ae0fa643
SSDEEP

98304:IMOoHD4A/zAy49cHjOkJHrL9cEJFD9t/a0fmU:LOoHD4Dy49ciqrL9cOFJt/a8mU

Score

10^/10

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

Malware Config

Extracted

Family

ermac

http://154.216.20.102

AES_key

Extracted

Family

hook

http://154.216.20.102

AES_key

Signatures

Ermac
An Android banking trojan first seen in July 2021.
banker trojan infostealer ermac
Ermac family
ermac

Ermac2 payload 1 IoCs

resource	yara_rule
behavioral3/memory/4514-0.dex	family_ermac2

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 1 IoCs

Runs executable file dropped to the device during analysis.

evasion

Download New Code at Runtime

T1407

ioc	pid	Process
/data/user/0/com.numbpaerfapapakasd.SticckexrArtadxjl/app_truck/LQ.json	4514	com.numbpaerfapapakasd.SticckexrArtadxjl

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.findAccessibilityNodeInfoByAccessibilityId	com.numbpaerfapapakasd.SticckexrArtadxjl
Framework service call	android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByText	com.numbpaerfapapakasd.SticckexrArtadxjl
Framework service call	android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByViewId	com.numbpaerfapapakasd.SticckexrArtadxjl

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

Clipboard Data

T1414

Transmitted Data Manipulation

T1641.001

description	ioc	Process
Framework service call	android.content.IClipboard.addPrimaryClipChangedListener	com.numbpaerfapapakasd.SticckexrArtadxjl

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.numbpaerfapapakasd.SticckexrArtadxjl

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.numbpaerfapapakasd.SticckexrArtadxjl

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.numbpaerfapapakasd.SticckexrArtadxjl

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.numbpaerfapapakasd.SticckexrArtadxjl
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.numbpaerfapapakasd.SticckexrArtadxjl
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.numbpaerfapapakasd.SticckexrArtadxjl
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.numbpaerfapapakasd.SticckexrArtadxjl
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.numbpaerfapapakasd.SticckexrArtadxjl

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.numbpaerfapapakasd.SticckexrArtadxjl

Reads information about phone network operator. 1 TTPs
discovery

System Network Configuration 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

Scheduled Task/Job

T1603

description	ioc	Process
Framework service call	android.app.job.IJobScheduler.schedule	com.numbpaerfapapakasd.SticckexrArtadxjl

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.numbpaerfapapakasd.SticckexrArtadxjl

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.numbpaerfapapakasd.SticckexrArtadxjl

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.numbpaerfapapakasd.SticckexrArtadxjl

com.numbpaerfapapakasd.SticckexrArtadxjl
1⤵
- Loads dropped Dex/Jar
- 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
- Performs UI accessibility actions on behalf of the user
- Queries information about the current Wi-Fi connection
- Schedules tasks to execute at a specified time
- Uses Crypto APIs (Might try to encrypt user data)
- Checks CPU information
- Checks memory information
PID:4514

Network

MITRE ATT&CK Mobile v15

Initial Access

Execution

Scheduled Task/Job

T1603

Persistence

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

Clipboard Data

T1414

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

Clipboard Data

T1414

Input Capture

T1417

GUI Input Capture

T1417.002

Keylogging

T1417.001

Screen Capture

T1513

Command and Control

Exfiltration

Impact

Data Encrypted for Impact

T1471

Data Manipulation

T1641

Transmitted Data Manipulation

T1641.001

Input Injection

T1516

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Downloads

/data/data/com.numbpaerfapapakasd.SticckexrArtadxjl/app_truck/LQ.json

Filesize
735KB

MD5
7bc56bbef3a09ab77c1c2cb2217a4cee

SHA1
b5d1cbcc180ae0e83365f25a6167fd0ab1e58234

SHA256
a666af99355bcffc87d3458fc0982a748e6588a72a464b776dfbcf23dd569a61

SHA512
e192afafaea986ac13e094505dc1960620d01daa43e1d60a85817d412d347ecbcb5fcced95be4fb7917483d390080042179e38b849b05331bb18911a8a361e5c

Download Submit
/data/data/com.numbpaerfapapakasd.SticckexrArtadxjl/app_truck/LQ.json

Filesize
735KB

MD5
8848c42f2bfb83c6a780979ef9ffef1c

SHA1
89baaef3d716ee6384ed848a8af152d1a1f4fdc8

SHA256
db9936b329e7d265dbe5e4f9e296106ec7924d7e69cf73a49d646daf53ba4faa

SHA512
2164a9140d3219ded79b3fd07f094249637ef7a58ade024e0fdd4f48a96a327b6b12459719ced162ce528c18c6294b5c94acb042ab9bc1e3235eaf13cd993190

Download Submit
/data/data/com.numbpaerfapapakasd.SticckexrArtadxjl/app_truck/oat/LQ.json.cur.prof

Filesize
2KB

MD5
4f28c41f140199de5eee0bcd0e144e2a

SHA1
07487bd444293fb8d8102cb3c610dde5a1c211a7

SHA256
10111fd426d0ec3b572aee225681d61ac57f33cc64c343a65a908abfb632124f

SHA512
664a31a9aa5c0bf291b8aecf6e837f6eddde6e84d10d72cf808b040a0ddd99d64828c3004f575a88f3df338fecfd8d27666a71bf3bdcd9e041d0db0e827d77be

Download Submit
/data/data/com.numbpaerfapapakasd.SticckexrArtadxjl/no_backup/androidx.work.workdb

Filesize
4KB

MD5
7e858c4054eb00fcddc653a04e5cd1c6

SHA1
2e056bf31a8d78df136f02a62afeeca77f4faccf

SHA256
9010186c5c083155a45673017d1e31c2a178e63cc15a57bbffde4d1956a23dad

SHA512
d0c7a120940c8e637d5566ef179d01eff88a2c2650afda69ad2a46aad76533eaace192028bba3d60407b4e34a950e7560f95d9f9b8eebe361ef62897d88b30cb

Download Submit
/data/data/com.numbpaerfapapakasd.SticckexrArtadxjl/no_backup/androidx.work.workdb-journal

Filesize
512B

MD5
9457793e705c11537ffced8f76bba745

SHA1
198a54eabf21b2f7c68c461353726424a7259597

SHA256
02f162478e7a2e768dff0e2ecdb7740c7a99095df992be5df10376da602f7e54

SHA512
caa261bf78b97f0a55376b3fbf1adb13abc4abe035e3df1327364af5e1a15a83727280a24b70baa57919a3aca1d2d70867456f86057b0f67a768e824cc442179

Download Submit
/data/data/com.numbpaerfapapakasd.SticckexrArtadxjl/no_backup/androidx.work.workdb-shm

Filesize
32KB

MD5
bb7df04e1b0a2570657527a7e108ae23

SHA1
5188431849b4613152fd7bdba6a3ff0a4fd6424b

SHA256
c35020473aed1b4642cd726cad727b63fff2824ad68cedd7ffb73c7cbd890479

SHA512
768007e06b0cd9e62d50f458b9435c6dda0a6d272f0b15550f97c478394b743331c3a9c9236e09ab5b9cb3b423b2320a5d66eb3c7068db9ea37891ca40e47012

Download Submit
/data/data/com.numbpaerfapapakasd.SticckexrArtadxjl/no_backup/androidx.work.workdb-wal

Filesize
16KB

MD5
2acdeca3cfd67a3569fc8d4ee1f6f4c9

SHA1
7d69696c746fd2172616e63d25211abb1261572c

SHA256
edca08c8e0056055577d13936e878e4c9db402f994199070af3348344e80a843

SHA512
cc6921c8a3295b806b3b027cb584f891d3a39295bbbbdf15725906537ef9ea6c5b0847b4dbbc58ec988a24e5e7b3a14201178e1712f7143d135a1664484b7232

Download Submit
/data/data/com.numbpaerfapapakasd.SticckexrArtadxjl/no_backup/androidx.work.workdb-wal

Filesize
108KB

MD5
446380bc54c20cf974e297cac25fe78e

SHA1
72ab67a1352b50f7f83041469e3146e0eb52c1af

SHA256
87608d2ae58872b2e48a565c9af0b409f57e304c16e371251adfcc14850f54e2

SHA512
5e1fedfc2e2ba0d0d71b88a65ef32aa4bd17067e28496bbfeca0a1cd79df0594718a5f3284ea80b0cba6cd3a0c1219f95892ad436b8e6b67882718544dae6820

Download Submit
/data/data/com.numbpaerfapapakasd.SticckexrArtadxjl/no_backup/androidx.work.workdb-wal

Filesize
173KB

MD5
e79cd69198b555ec904eb95ab7cf450d

SHA1
f537f83431088da185dd1e0b5c3b4cf8a22dc8cc

SHA256
fc7046cfd846a6fd45a9f960636f29dbcf382bb3d0047f76e9312bebd203a2e2

SHA512
58fcc0334c067cd7876ceeea0558a0de323fe00a90f86ec802cb47c76f9e4925feff58148cd43147d28cc80b84a7cb83755a67803782f27fc128dad546809618

Download Submit
/data/user/0/com.numbpaerfapapakasd.SticckexrArtadxjl/app_truck/LQ.json

Filesize
1.7MB

MD5
2824dc25807271eeb07d4fcd6b0fa0ab

SHA1
393cccedddf4190a488ac994ad43f80b89da8d34

SHA256
dcaaf380692c2961c20719febb55bd07cfde57feb2b2496adfe7bf85efd63175

SHA512
fafa71527697092af031a692fb2bd5c9e224784e75bcb19c3f3c225bb317f23f2dd0b774386cef6af147afc5408694f446051d680fe09ac69be0b402d4bb2a3b

Download Submit

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Mobile v15

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Downloads