ermac | 7ebf51ead710110e6bcbf2e5ee5f406a8c9612eaaa761efe03e6799e6b454883

Analysis

max time kernel
147s
max time network
154s
platform
android-9_x86
resource
android-x86-arm-20240910-en
resource tags

arch:armarch:x86image:android-x86-arm-20240910-enlocale:en-usos:android-9-x86system
submitted
29-12-2024 22:02

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General

Target

7ebf51ead710110e6bcbf2e5ee5f406a8c9612eaaa761efe03e6799e6b454883.apk
Size

2.7MB
MD5

1366da46b87412e488ee0b5de8fa599f
SHA1

909f5a71a6cfeb6e1e462a54aada8eb059b505f8
SHA256

7ebf51ead710110e6bcbf2e5ee5f406a8c9612eaaa761efe03e6799e6b454883
SHA512

79a28e942a45c42123aaebd00c5f93258557bdce5b94524582cd2063816351d811276cea64c9cd3b120b52d4fa58ce31e8f4e174b58b641a0302aa722bdeb4df
SSDEEP

49152:E5rbR5enHnqELufS5EQqWXrgoliICXQ5EQUHm3GCjFq2J3EGkKtp55tqO5:EGKELufS5EQqWbtCwEjHQFq2qytTqc

Score

10^/10

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

Malware Config

Extracted

Family

ermac

http://asoutlaverdadfasd.pro; http://asoutlaverdwwear.pro; http://asoutlaverdsadfaf.pro; http://asoutlaverdhhtrsd.pro; http://asoutlaverdcgahff.pro

http://asoutlaverdadfasd.pro

http://asoutlaverdwwear.pro

http://asoutlaverdsadfaf.pro

http://asoutlaverdhhtrsd.pro

http://asoutlaverdcgahff.pro

AES_key

Extracted

Family

hook

http://asoutlaverdadfasd.pro; http://asoutlaverdwwear.pro; http://asoutlaverdsadfaf.pro; http://asoutlaverdhhtrsd.pro; http://asoutlaverdcgahff.pro

http://asoutlaverdadfasd.pro

http://asoutlaverdwwear.pro

http://asoutlaverdsadfaf.pro

http://asoutlaverdhhtrsd.pro

http://asoutlaverdcgahff.pro

AES_key

Signatures

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

Ermac2 payload 2 IoCs

resource	yara_rule
behavioral1/memory/4286-0.dex	family_ermac2
behavioral1/memory/4262-0.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 2 IoCs

Runs executable file dropped to the device during analysis.

evasion

Download New Code at Runtime

T1407

ioc	pid	Process
/data/user/0/com.welogivafamo.kile/app_maple/DpTeAW.json	4286	/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.welogivafamo.kile/app_maple/DpTeAW.json --output-vdex-fd=41 --oat-fd=42 --oat-location=/data/user/0/com.welogivafamo.kile/app_maple/oat/x86/DpTeAW.odex --compiler-filter=quicken --class-loader-context=&
/data/user/0/com.welogivafamo.kile/app_maple/DpTeAW.json	4262	com.welogivafamo.kile

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.welogivafamo.kile
Framework service call	android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByText	com.welogivafamo.kile
Framework service call	android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByViewId	com.welogivafamo.kile

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.welogivafamo.kile

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.welogivafamo.kile

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.welogivafamo.kile

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.welogivafamo.kile
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.welogivafamo.kile
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.welogivafamo.kile
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.welogivafamo.kile
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.welogivafamo.kile

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.welogivafamo.kile

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.welogivafamo.kile

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.welogivafamo.kile

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.welogivafamo.kile

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.welogivafamo.kile

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.welogivafamo.kile

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.welogivafamo.kile

com.welogivafamo.kile
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:4262
- /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.welogivafamo.kile/app_maple/DpTeAW.json --output-vdex-fd=41 --oat-fd=42 --oat-location=/data/user/0/com.welogivafamo.kile/app_maple/oat/x86/DpTeAW.odex --compiler-filter=quicken --class-loader-context=&
  2⤵
  - Loads dropped Dex/Jar
  PID:4286

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.welogivafamo.kile/app_maple/DpTeAW.json

Filesize
691KB

MD5
0351566aa9c6970376d0039a75800c30

SHA1
e6cd02ee02a03924416193e589fd58a1aacd53da

SHA256
22643c95b4814290cdd83f540c98520e2ea891934468d6c25e08ec6ed70c958c

SHA512
2c5b27b4c432fe33cbb74e7c6fb5c2ba98c11a4b34df29f848136514976d981968ef95cb46548fcdf0f1599386251fe36c5a964a2469d5bccf93aa4df13511d9

Download Submit
/data/data/com.welogivafamo.kile/app_maple/DpTeAW.json

Filesize
691KB

MD5
91086c9f09f5e75574e536801269e204

SHA1
2e20488216f84cae4d46ae82d3804739c5a6e660

SHA256
c8899c5914638753ce275f4ed1b6f890f7e8e75389a7b7f549dd89806b6d9f37

SHA512
54ae33f0337f8c7455757d664a8f5a388e9ec2d8e6cea509c962b35cced1134fae1cb7b9b932e8e6babd56a13aabf1503f80c76782eaa0deb9ffcd9200cc6da4

Download Submit
/data/data/com.welogivafamo.kile/app_maple/oat/DpTeAW.json.cur.prof

Filesize
3KB

MD5
a34f918fa2351521ebacc242ff669496

SHA1
8e8b1c9794ecabaa9356c8de24bffa92549d2f15

SHA256
3e3edf4f5a363788cd9393e92ef5b29d09531d22cb970364e9c734c361aa5658

SHA512
5758c64ab27072ddc1cbd9ae1f1ac9baef59cbaf04e360e29a7cd89a0d6031230a5b08be35870a01ba24e7d8f9d3f6714e14e044ab75ae59d310db193895bd41

Download Submit
/data/data/com.welogivafamo.kile/no_backup/androidx.work.workdb

Filesize
4KB

MD5
f2b4b0190b9f384ca885f0c8c9b14700

SHA1
934ff2646757b5b6e7f20f6a0aa76c7f995d9361

SHA256
0a8ffb6b327963558716e87db8946016d143e39f895fa1b43e95ba7032ce2514

SHA512
ec12685fc0d60526eed4d38820aad95611f3e93ae372be5a57142d8e8a1ba17e6e5dfe381a4e1365dddc0b363c9c40daaffdc1245bd515fddac69bf1abacd7f1

Download Submit
/data/data/com.welogivafamo.kile/no_backup/androidx.work.workdb-journal

Filesize
512B

MD5
df4d93b56d70c878e8943f8dfe0b2b63

SHA1
22608961addbe12b64e46860729b61ca755981f2

SHA256
e64b0b72cf834890afe7cad3312e0d2f28c056884e0df3850eee847197db7177

SHA512
5edc4f0b6cdc3a51f6aefd27002ac77ba1337a33aef6c8cc7cd3bb8860aeea0b806ad8c92bb1c628e339b642d6eae3cd6db1eaec4cef6b87b9dd8e3471e0a3ee

Download Submit
/data/data/com.welogivafamo.kile/no_backup/androidx.work.workdb-shm

Filesize
32KB

MD5
bb7df04e1b0a2570657527a7e108ae23

SHA1
5188431849b4613152fd7bdba6a3ff0a4fd6424b

SHA256
c35020473aed1b4642cd726cad727b63fff2824ad68cedd7ffb73c7cbd890479

SHA512
768007e06b0cd9e62d50f458b9435c6dda0a6d272f0b15550f97c478394b743331c3a9c9236e09ab5b9cb3b423b2320a5d66eb3c7068db9ea37891ca40e47012

Download Submit
/data/data/com.welogivafamo.kile/no_backup/androidx.work.workdb-wal

Filesize
108KB

MD5
1a79b6bb6d3b650a64cf38ddc5146e4c

SHA1
cd2185a57d7548d71ca959cc7c3785a4c4427701

SHA256
6a9b47d0ce4f2e8f4982bbd2f25766cf19bd446d25fc3ccf250d4e18d8ee85d1

SHA512
b5a3b28a57684970c31bda3fece756d2ed61117cc6b64b336fd064381ac20ee2f39f2ca3fcef4d35a00f301c35dee31aaa9d79ebb148eb78af32efd612d08c1d

Download Submit
/data/data/com.welogivafamo.kile/no_backup/androidx.work.workdb-wal

Filesize
173KB

MD5
a70b5f62eef7d7bd40c98404259f73c8

SHA1
6432ee17a9acba7c503fbd762862983bea44d577

SHA256
72d47b9b1556da165766dafca4ebe5d9ac4d9691f61b453efb5b313258f6925c

SHA512
65008b4c87fe692afb82c9f76b0e75aace4ae8cf09bbe70e79531d061c05f01df8585d5484b96e90e13f88f26a68a80ebf693120523dae5f8991635cafafe3d2

Download Submit
/data/data/com.welogivafamo.kile/no_backup/androidx.work.workdb-wal

Filesize
16KB

MD5
cd37b7cc734259756079d596565afa02

SHA1
f55abd52ec4b8e9bbafb4b9917afbb5d8b7e81e7

SHA256
d7d20fd755fc963ca58522ce7e1f094e7ae84139f44db55fef51c980c1717f38

SHA512
c8374a2691ac1ca601dff07f7c43e29d09dcf85703f4d69fb3bcd99574c81eb9f3eeddc1db12a549e351aa29b3a3245073b559b8d63c33474a0ad48209228c47

Download Submit
/data/user/0/com.welogivafamo.kile/app_maple/DpTeAW.json

Filesize
1.5MB

MD5
edebf46de704b1559bfa8b1c7f063d10

SHA1
ba14cca3226b378dc12c77f0fed95d03a235fff5

SHA256
52d9b29d97625ca994089f39e1dac6368657fb941adb275a7294fdffdea379c4

SHA512
accc19c58b01caa5c04514b297d112362fa479e260046e5b64fb6bdeb859d0726713caa849302b1657422232b5c7397b21b308828ff65c38721efc43e31093d4

Download Submit
/data/user/0/com.welogivafamo.kile/app_maple/DpTeAW.json

Filesize
1.5MB

MD5
6b73cec9c6eaa536e99cf13e24912bb0

SHA1
e57cf5317a4b99e2fed2a8b5337b81bec201a811

SHA256
e02dc22d555edfddfd8b83f946ec1825f0623809ec5a7fab6fe7f298c7196ed2

SHA512
3baaea8d9b22f8bc1eccec4a8c6bca8a5286dbc1cecc00d281a2dcc4f4de724a1bb77dc6429559a73e27b4de4bf133747dfc5e448c3ed7d04fef3546e9fece42

Download Submit

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Mobile v15

Replay Monitor

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Downloads