ermac | 861b0cf29c8f5805010bd8dc6e53206604c322ac73a869154ed0da6e95cd0576

Analysis

max time kernel
149s
max time network
159s
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
30-12-2024 22:02

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General

Target

861b0cf29c8f5805010bd8dc6e53206604c322ac73a869154ed0da6e95cd0576.apk
Size

4.2MB
MD5

9d102a721d259a15b591c9d34c33efa8
SHA1

f63e9493385585767407053887c95a5297594abd
SHA256

861b0cf29c8f5805010bd8dc6e53206604c322ac73a869154ed0da6e95cd0576
SHA512

18a3ad05cb72111eab82e8eaf203e52cd1c14a1a020ce184b76454d6d6fa7572083a07b09c436a391cb305564452bbf4c3c5442ce93d498e0b3229a44c3f1746
SSDEEP

98304:4oQPEtLo1G+IRVlirBTiAx7Goc86pC+ABlZ/ssJqBBzV9eU:43EW1GLV0bx7TL6QBBlZ/s2U

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

http://adsfgbkapmgbrsgsh.pro

http://adsfgbkapmgdbshb.pro

http://adsfgbkapmgsdfbbnn.pro

http://adsfgbkapmgdsagbbs.pro

AES_key

Extracted

Family

hook

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

http://adsfgbkapmgnsdvbr.pro

http://adsfgbkapmgbrsgsh.pro

http://adsfgbkapmgdbshb.pro

http://adsfgbkapmgsdfbbnn.pro

http://adsfgbkapmgdsagbbs.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/4486-0.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.pamigexologema.dumo/app_post/COeR.json	4486	com.pamigexologema.dumo

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.pamigexologema.dumo
Framework service call	android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByText	com.pamigexologema.dumo
Framework service call	android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByViewId	com.pamigexologema.dumo

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.pamigexologema.dumo

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.pamigexologema.dumo

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.pamigexologema.dumo

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.pamigexologema.dumo

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.pamigexologema.dumo
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.pamigexologema.dumo
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.pamigexologema.dumo
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.pamigexologema.dumo
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.pamigexologema.dumo

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.pamigexologema.dumo

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.pamigexologema.dumo

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.pamigexologema.dumo

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.pamigexologema.dumo

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.pamigexologema.dumo

com.pamigexologema.dumo
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:4486

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/user/0/com.pamigexologema.dumo/app_post/COeR.json

Filesize
691KB

MD5
8e5386fc7f45301518c3006b89c83079

SHA1
8cb1115283944c581a5f4a741ee776be9885c308

SHA256
c55031f9a6015f5636a3d7b6cb3c1847ac619463286ebc19c8f413c161e46ee4

SHA512
59b34d39b2a049bae8cad6765bcf16b6b699af947a26de9b2e432907fbf61505bee373e9e880a54c6ba4952b386471bf4c286cc42cd585ece804ce3d0a01d938

Download Submit
/data/user/0/com.pamigexologema.dumo/app_post/COeR.json

Filesize
691KB

MD5
8ebdab52de7782f95fa36fbdca622f3e

SHA1
71e944e460a4ed5db740bae22408e25d8c0b7757

SHA256
2a338533e1cb612fa2802cb440dd9d64304c2928280d7911b9903575d02d8e1a

SHA512
e54919d4779bd9267752237b74a91b26a34cafb765844fb502f4225ad01d56bf2f5ea08050083deb20bb20c430aed5d59687d8f57c6082732d5b2763045c9c29

Download Submit
/data/user/0/com.pamigexologema.dumo/app_post/COeR.json

Filesize
1.5MB

MD5
ed9639581156ab46b1a9c6fc5be0911b

SHA1
b6fe2e8d6e8debf7ffd42d601f9d5fd5889742fa

SHA256
1e3152740f3ab4e85fc1ff97afd6f7aa84cbd5009e10f124a062ca81e16a640f

SHA512
c12f050fbc0e1ce995ed0f8e5e55f04e902b9d9cd805d79572aadbf561ddf18c82d340d7f8a4ea82d51d08611a258e0e8fd3259cb375a2c2a15bba1ddbcb7fc2

Download Submit
/data/user/0/com.pamigexologema.dumo/app_post/oat/COeR.json.cur.prof

Filesize
2KB

MD5
1bb17c992efbb10a12dce0f3f422044f

SHA1
c873440d7606e6952e64dc603125ecdd0e2fca90

SHA256
40be914ea35bdefd0f6662e075f5577eb1ce74a6ea0aef79a9b56bfd14c92a34

SHA512
565713c056102dec9383988571616b1ea285e5fc8646e4d1c995bdea1287df627bd44adee60f76470e3a1519d5bce2ace502e6146e58ae405f715753fabc4395

Download Submit
/data/user/0/com.pamigexologema.dumo/no_backup/androidx.work.workdb

Filesize
4KB

MD5
7e858c4054eb00fcddc653a04e5cd1c6

SHA1
2e056bf31a8d78df136f02a62afeeca77f4faccf

SHA256
9010186c5c083155a45673017d1e31c2a178e63cc15a57bbffde4d1956a23dad

SHA512
d0c7a120940c8e637d5566ef179d01eff88a2c2650afda69ad2a46aad76533eaace192028bba3d60407b4e34a950e7560f95d9f9b8eebe361ef62897d88b30cb

Download Submit
/data/user/0/com.pamigexologema.dumo/no_backup/androidx.work.workdb-journal

Filesize
512B

MD5
0cc7bfbe2a752f1e7ea661084116a37b

SHA1
e1ccf2e692576e589cc006a946fbc64d191ffdfb

SHA256
69f3be9d077b52401a06c0ba25a4011548f40ec9dc307f61ec726ae9bee31f3e

SHA512
958341bd072072f1a10255560e1741c15fcbc18589dc59967bbf62978af12e3b821c0f0fb2cbcb0247f92b5232a6580442a9999c59f7e57dd338cf2a196a1b43

Download Submit
/data/user/0/com.pamigexologema.dumo/no_backup/androidx.work.workdb-shm

Filesize
32KB

MD5
bb7df04e1b0a2570657527a7e108ae23

SHA1
5188431849b4613152fd7bdba6a3ff0a4fd6424b

SHA256
c35020473aed1b4642cd726cad727b63fff2824ad68cedd7ffb73c7cbd890479

SHA512
768007e06b0cd9e62d50f458b9435c6dda0a6d272f0b15550f97c478394b743331c3a9c9236e09ab5b9cb3b423b2320a5d66eb3c7068db9ea37891ca40e47012

Download Submit
/data/user/0/com.pamigexologema.dumo/no_backup/androidx.work.workdb-wal

Filesize
16KB

MD5
b59f8a036ace49ee156ac6db317f16d5

SHA1
cc26eaaab3975bbc20bdc6209b8979248137baa9

SHA256
caab6a2cdbfd4a5e4c8ca448d6c3228092111bccf786113cff4644557542db17

SHA512
e700c2d2c7a9a8c74d0a47a3608f900be8f106df0403b1698200958ecae58c01254105627f6d8dc6f67bfa5b22b174d4727a877e0ca5f10c9643b2cbb069c387

Download Submit
/data/user/0/com.pamigexologema.dumo/no_backup/androidx.work.workdb-wal

Filesize
108KB

MD5
a78867bdad8c31768f488b5834aae813

SHA1
5f8cf8b44065157e4d77923195218b8557a988b5

SHA256
33b2c7ec13d637d130ddb5702d219819058aa0c740273bbd7764cfd605109829

SHA512
75b011ee93ec0448e42764127b12d46494208404ee0d589df345069f9ad329cfa2200f35b0c79c313cf43f20392b0a6249b371227e1505b35efeb18af72306ce

Download Submit
/data/user/0/com.pamigexologema.dumo/no_backup/androidx.work.workdb-wal

Filesize
173KB

MD5
97c8aaaf00c77c7d0c6b4ca76e932d81

SHA1
6d21e1729701cd28a8d617295075f3facb4caf81

SHA256
e9fb02c4458a929a73648dea25d2e84ece9791563e461e826bf810e23000b1e5

SHA512
2880765ae7b583b3deb04b4a914356b12572fdd45878bd56eaf15db56ea618556d0660addf83a41e71d453451f46cdf824319c0ec7c995be52da263b29aeeccb

Download Submit

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Mobile v15

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Downloads