ermac | da7ba201fe7a8ac29b53f634237601721eece9b0414d052df3b9508e90216767

Analysis

max time kernel
149s
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
16-12-2024 22:00

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General

Target

da7ba201fe7a8ac29b53f634237601721eece9b0414d052df3b9508e90216767.apk
Size

3.3MB
MD5

3d2b54c57641edae6a1f427c8f4e8de4
SHA1

a52b480b33faba2c802d13cc91e09480988b2b98
SHA256

da7ba201fe7a8ac29b53f634237601721eece9b0414d052df3b9508e90216767
SHA512

573e779c603d8446a00508a38b70eeb7454c8c62cbabdb0fda9e53831e374253b2e9b0db115e488194f8b2143de40f6deb7c6347193886699717e39d98dcd575
SSDEEP

98304:xjcPtGFWKttiZfiQZKa7YKnqaowJzSQk7/LY950d:8tutRIECoXQkYbo

Score

10^/10

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

Malware Config

Extracted

Family

ermac

http://adsfgbkapmgnsdvbr.pro; http://adsfgbkapmgbrsgsh.pro; http://adsfgbkapmgdbshb.pro; http://adsfgbkapmgsdfbbnn.pro; http://adsfgbkapmgdsagbbs.pro

http://adsfgbkapmgnsdvbr.pro

AES_key

Extracted

Family

hook

http://adsfgbkapmgnsdvbr.pro; http://adsfgbkapmgbrsgsh.pro; http://adsfgbkapmgdbshb.pro; http://adsfgbkapmgsdfbbnn.pro; http://adsfgbkapmgdsagbbs.pro

http://adsfgbkapmgnsdvbr.pro

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/4655-0.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.halusufobecaji.taga/app_mixed/FUF.json	4655	com.halusufobecaji.taga

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.halusufobecaji.taga
Framework service call	android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByText	com.halusufobecaji.taga
Framework service call	android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByViewId	com.halusufobecaji.taga

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.halusufobecaji.taga

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

description	ioc	Process
Framework service call	android.app.IActivityManager.getRunningAppProcesses	com.halusufobecaji.taga

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.halusufobecaji.taga

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.halusufobecaji.taga

Performs UI accessibility actions on behalf of the user 1 TTPs 8 IoCs

Application may abuse the accessibility service to prevent their removal.

evasion

Prevent Application Removal

T1629.001

ioc	Process
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.halusufobecaji.taga
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.halusufobecaji.taga
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.halusufobecaji.taga
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.halusufobecaji.taga
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.halusufobecaji.taga
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.halusufobecaji.taga
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.halusufobecaji.taga
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.halusufobecaji.taga

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.halusufobecaji.taga

Reads information about phone network operator. 1 TTPs
discovery

System Network Configuration Discovery
T1422

Requests accessing notifications (often used to intercept notifications before users become aware). 1 TTPs 1 IoCs

collection credential_access

Access Notifications

T1517

description	ioc	Process
Intent action	android.settings.ACTION_NOTIFICATION_LISTENER_SETTINGS	com.halusufobecaji.taga

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.halusufobecaji.taga

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.halusufobecaji.taga

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.halusufobecaji.taga

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.halusufobecaji.taga

com.halusufobecaji.taga
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
- Requests accessing notifications (often used to intercept notifications before users become aware).
- Schedules tasks to execute at a specified time
- Uses Crypto APIs (Might try to encrypt user data)
- Checks CPU information
- Checks memory information
PID:4655

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

Access Notifications

T1517

Clipboard Data

T1414

Input Capture

T1417

GUI Input Capture

T1417.002

Keylogging

T1417.001

Discovery

Process Discovery

T1424

Software Discovery

T1418

Security Software Discovery

T1418.001

System Information Discovery

T1426

System Network Configuration Discovery

T1422

System Network Connections Discovery

T1421

Lateral Movement

Collection

Access Notifications

T1517

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

Replay Monitor

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Downloads

/data/user/0/com.halusufobecaji.taga/app_mixed/FUF.json

Filesize
692KB

MD5
149d51b63c865dc812f58a113f657b39

SHA1
b1833610a88a1f84f42985e803a97ae471a8ca4e

SHA256
2dcb1c510d62648c3385f044dde8c215b1031564050dab687dc91ed849ce3c48

SHA512
dfcf58bea432e0d09e17cf8ef658c219472785a9ab22d48bc8b38579a301fe26098cd6cf43e98851cb110a9f5593b952a60ed34ab72380638c32bfb9e4df12cc

Download Submit
/data/user/0/com.halusufobecaji.taga/app_mixed/FUF.json

Filesize
692KB

MD5
49ea697ff363d2d21fdfd794dd76bf46

SHA1
3b952314d7c96183461c0f80c5fac013e5cbc878

SHA256
a349c2f9ae34d8313dc0f129ac63b8e3e08ff62b041d44083e22501d9a42c575

SHA512
e097455bc46a11a477152c401c78aebf0a6144bc6fc0480e0ea282f8b62d1b3c31c28565e889a1d1454858ba20bec9c65e609a3b84c1833d358b6b288386745a

Download Submit
/data/user/0/com.halusufobecaji.taga/app_mixed/FUF.json

Filesize
1.5MB

MD5
2bf99514b8299e66edc0d91660c23580

SHA1
2a2fe4ccf1ac80dc9644d80ba56636b4a5d386bd

SHA256
4fa9323ec828dfb9f2dbf571588a86987b1a5fd4b28f51633db49f874598f724

SHA512
7bfc8a190fb80c24e10fdec2687674a4f49182b063d1d92ab6a171aa3f0318570a34d526e5a5d0218e3e708fe012d36d117ac8820aeba02b3494e9b6f528d8ff

Download Submit
/data/user/0/com.halusufobecaji.taga/app_mixed/oat/FUF.json.cur.prof

Filesize
3KB

MD5
dfd14804b100ce4ba0112924969768b9

SHA1
adcf80bdc97cadc76498f11371194922bc7563bb

SHA256
9ba7f63fde1512e1a6e8ac6d4625999c16429f97486343d446286b5dbce885aa

SHA512
0b72287efd4a5ea037a99804600ef93b70c2fa192926fb901595266c70e25bfa1168419132355b2925afc3cbdbc2f2495a640fd408f68cd31769b1ff447a5220

Download Submit
/data/user/0/com.halusufobecaji.taga/no_backup/androidx.work.workdb

Filesize
4KB

MD5
7e858c4054eb00fcddc653a04e5cd1c6

SHA1
2e056bf31a8d78df136f02a62afeeca77f4faccf

SHA256
9010186c5c083155a45673017d1e31c2a178e63cc15a57bbffde4d1956a23dad

SHA512
d0c7a120940c8e637d5566ef179d01eff88a2c2650afda69ad2a46aad76533eaace192028bba3d60407b4e34a950e7560f95d9f9b8eebe361ef62897d88b30cb

Download Submit
/data/user/0/com.halusufobecaji.taga/no_backup/androidx.work.workdb-journal

Filesize
512B

MD5
777007fc4927c010b9e2fcb6a9701133

SHA1
04cd32d7e72a0515e4abf89654451d9f0fb1fef7

SHA256
67e658bab2c8944a4ae90ecc5ebc32454e67079709ab75f5f0cf9add3f524b37

SHA512
b8d21ca99705ad1042630ad108cfdb9112f4d12201c33a89e63a423213b6a0d1fe2eeed501faa4b6eea6ac88201a569d3c88af5b0fff1d31637416e4a3cb4563

Download Submit
/data/user/0/com.halusufobecaji.taga/no_backup/androidx.work.workdb-shm

Filesize
32KB

MD5
bb7df04e1b0a2570657527a7e108ae23

SHA1
5188431849b4613152fd7bdba6a3ff0a4fd6424b

SHA256
c35020473aed1b4642cd726cad727b63fff2824ad68cedd7ffb73c7cbd890479

SHA512
768007e06b0cd9e62d50f458b9435c6dda0a6d272f0b15550f97c478394b743331c3a9c9236e09ab5b9cb3b423b2320a5d66eb3c7068db9ea37891ca40e47012

Download Submit
/data/user/0/com.halusufobecaji.taga/no_backup/androidx.work.workdb-wal

Filesize
16KB

MD5
3ab7f624e6fc7f9ab5ce827b0e952b6b

SHA1
0f44cdbaae14da9df19b56fef7b20718fed90b59

SHA256
89a756c52af552fac1549f5f3a502ac501450b853dc4330d906678ef9797dd27

SHA512
4bc914ea662376248ea254034e01795a3c1a35fd1ffefe924306de4c5ec51bc488dddd65b6943e67635ec2ce37297d1401223b27210837368840fbd822ae3c16

Download Submit
/data/user/0/com.halusufobecaji.taga/no_backup/androidx.work.workdb-wal

Filesize
108KB

MD5
4fcb77c319c76221980dbbee1a36aab9

SHA1
25767f48383e7d8dd8b913249f661b292d17b8f9

SHA256
296a336d6fcddc20e6ac2454fc3d3b344259c2a9f25f72cd97aa7d2435b74fb7

SHA512
e564d2e53abd87040943c1ffb4cbf6f5a5e42fd5f3b87e7ff55379810d1a13635575f745ea741fcd41bbe197ba36ed82cf5f52748a2528e54597e9094979d978

Download Submit
/data/user/0/com.halusufobecaji.taga/no_backup/androidx.work.workdb-wal

Filesize
173KB

MD5
20463d5ff84943c108b936aae11ea10c

SHA1
1ae94766efadeea56c9d137b5ba1794594eec494

SHA256
b9964e3026a86d0535db1cd3c16a49ed8673b68d8fe54b4f1a46b019a9e40c8a

SHA512
5c128e5e54aa8bc016cef29e43115f6f6ab5128ad280a8af099ae6d77de978bdc71762591b64e6de9ee97df332b0d4f65b38e4c0d8933e15617570e967cf76e6

Download Submit

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Mobile v15

Replay Monitor

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Downloads