ermac | 15cbd3bb713080b652522e82ce3f73b0b8dff403180b5c581616c41a47a77a46

Analysis

max time kernel
149s
max time network
151s
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
01/04/2025, 22:15

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

15cbd3bb713080b652522e82ce3f73b0b8dff403180b5c581616c41a47a77a46.apk
Size

2.3MB
MD5

9a4654476dace477d64335a25636eda5
SHA1

9c35dacfe1f1030d4e834d5f8f8e08e1e96968c6
SHA256

15cbd3bb713080b652522e82ce3f73b0b8dff403180b5c581616c41a47a77a46
SHA512

8c61ec965e27f9f6a033f1638d1311583e2a1bfce58a45dd5487241c056871460a8d35334c95585bb5250f1ab188131b1f4b4abe327d93213dd352a46a2c88ea
SSDEEP

49152:E0o1Tm0qHy7UA8s7NUFqK9HMee5RCFpOnCh4riDa:EN1TmcD8ENUFJseeHUcjim

Score

10^/10

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

Malware Config

Extracted

Family

ermac

http://aunuredvac.xyz

http://aumvzxzebra.xyz

http://auvzmashinadx.xyz

AES_key

Extracted

Family

hook

http://aunuredvac.xyz

http://aumvzxzebra.xyz

http://auvzmashinadx.xyz

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/4367-0.dex	family_ermac2
behavioral1/memory/4342-0.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.cunegahazuhocalu.migogatu/app_DynamicOptDex/ki.json	4367	/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.cunegahazuhocalu.migogatu/app_DynamicOptDex/ki.json --output-vdex-fd=41 --oat-fd=42 --oat-location=/data/user/0/com.cunegahazuhocalu.migogatu/app_DynamicOptDex/oat/x86/ki.odex --compiler-filter=quicken --class-loader-context=&
/data/user/0/com.cunegahazuhocalu.migogatu/app_DynamicOptDex/ki.json	4342	com.cunegahazuhocalu.migogatu

Makes use of the framework's Accessibility service 4 TTPs 3 IoCs

Retrieves information displayed on the phone screen using AccessibilityService.

collection defense_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.cunegahazuhocalu.migogatu
Framework service call	android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByText	com.cunegahazuhocalu.migogatu
Framework service call	android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByViewId	com.cunegahazuhocalu.migogatu

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.cunegahazuhocalu.migogatu

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.cunegahazuhocalu.migogatu

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.

defense_evasion persistence

Foreground Persistence

T1541

description	ioc	Process
Framework service call	android.app.IActivityManager.setServiceForeground	com.cunegahazuhocalu.migogatu

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.cunegahazuhocalu.migogatu

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.cunegahazuhocalu.migogatu

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.cunegahazuhocalu.migogatu

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.cunegahazuhocalu.migogatu

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.cunegahazuhocalu.migogatu

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.cunegahazuhocalu.migogatu

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.cunegahazuhocalu.migogatu

com.cunegahazuhocalu.migogatu
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
- 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:4342
- /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.cunegahazuhocalu.migogatu/app_DynamicOptDex/ki.json --output-vdex-fd=41 --oat-fd=42 --oat-location=/data/user/0/com.cunegahazuhocalu.migogatu/app_DynamicOptDex/oat/x86/ki.odex --compiler-filter=quicken --class-loader-context=&
  2⤵
  - Loads dropped Dex/Jar
  PID:4367

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

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

Replay Monitor

Loading Replay Monitor...

Downloads

/data/data/com.cunegahazuhocalu.migogatu/app_DynamicOptDex/ki.json

Filesize
689KB

MD5
ef35efd29a7e01f6725b063062ff4881

SHA1
917a5eb591b8959629d0d013d09d6637588d8eff

SHA256
1a33526d4ccc72d854441e2cbe31119816cc87962306b336dec4f9967fa05e55

SHA512
0ce1a26839000c2608af57f6a42cc267281a07e6f49123e3d4862a50947e513ae4eb6c10ef34b4a7ac6da0b6cc61bd1baad4a77e748643e3f8df71328984ccd3

Download Submit
/data/data/com.cunegahazuhocalu.migogatu/app_DynamicOptDex/ki.json

Filesize
689KB

MD5
99bb9e7bfd2373c6916282de5521ee72

SHA1
7486ea9fc30444c1077af8d59fe8691811bb41fa

SHA256
7154bcae1ffdfd485a7432413161ad1a8b9e05903fc56e76f23784b3ff05b79f

SHA512
c2f4950afe9df64b14f26c19c8e9fc0ba72116fa6e38e396c9702364194b2b26cff59fee8bee2475e76c5f33c2d0225dc69ef4e23a61e2a638d111dcc72baa1b

Download Submit
/data/data/com.cunegahazuhocalu.migogatu/app_DynamicOptDex/oat/ki.json.cur.prof

Filesize
3KB

MD5
b020b56707caa79bb9ffd56e8544dbd5

SHA1
16503d4bdf52c6b9ff00d50f5cb604f25c342615

SHA256
87c91c7c84c3ac5645c5fc1fa2b12ccb6d70c01c633a0fb97e1888f097dae10f

SHA512
3e929ca761ffe94b477230875e4084663dbb771c1a36c9c2fe902ae5750ec6d8983d01574497d532efb03b2cae46f8d30f359acb7ed4283843db3b3acd037407

Download Submit
/data/data/com.cunegahazuhocalu.migogatu/no_backup/androidx.work.workdb

Filesize
4KB

MD5
f2b4b0190b9f384ca885f0c8c9b14700

SHA1
934ff2646757b5b6e7f20f6a0aa76c7f995d9361

SHA256
0a8ffb6b327963558716e87db8946016d143e39f895fa1b43e95ba7032ce2514

SHA512
ec12685fc0d60526eed4d38820aad95611f3e93ae372be5a57142d8e8a1ba17e6e5dfe381a4e1365dddc0b363c9c40daaffdc1245bd515fddac69bf1abacd7f1

Download Submit
/data/data/com.cunegahazuhocalu.migogatu/no_backup/androidx.work.workdb-journal

Filesize
512B

MD5
ca0b4b099ea542f5f7d0aa301175ae31

SHA1
92e7eb544ab7159a6056c7681c63293cd60d7c0a

SHA256
9378bc3045167f8f8e0eccb9177eb170c3362420802f6db56614cc413c2096b4

SHA512
68028b453662816d70f1648bfd6acbddbf3061736ae516df67766fcbcc51a4dd8f0a401704940b41d1d56e45cb49a727460673906514645607b6e0d6791b085f

Download Submit
/data/data/com.cunegahazuhocalu.migogatu/no_backup/androidx.work.workdb-shm

Filesize
32KB

MD5
bb7df04e1b0a2570657527a7e108ae23

SHA1
5188431849b4613152fd7bdba6a3ff0a4fd6424b

SHA256
c35020473aed1b4642cd726cad727b63fff2824ad68cedd7ffb73c7cbd890479

SHA512
768007e06b0cd9e62d50f458b9435c6dda0a6d272f0b15550f97c478394b743331c3a9c9236e09ab5b9cb3b423b2320a5d66eb3c7068db9ea37891ca40e47012

Download Submit
/data/data/com.cunegahazuhocalu.migogatu/no_backup/androidx.work.workdb-wal

Filesize
108KB

MD5
12652363b286b01a939e8ff451f48989

SHA1
20b008164a1253faed8308c75c8c381d3c2cc907

SHA256
c45051553c7bea0f9aa42a48ab002864c6d68078d9a72835f716264f897005a4

SHA512
978d821bd31cd610e02ac4770a43d17cff6f633c76bf3e9e33dd65ffc5d6beb439e080d0db3d6eb81161ccdd6b1cdf7bbd02cc3513725ef09b661371acacf8bc

Download Submit
/data/data/com.cunegahazuhocalu.migogatu/no_backup/androidx.work.workdb-wal

Filesize
173KB

MD5
4bba94c9c7fde6da42e61e1155874e24

SHA1
a0dd6dbdb46b8863c1a0b1caa7c8e0438ffecf27

SHA256
79c1e22aaafe0879b10f92c84dbe8b71e9c5b36959a501b116695d73d657deb2

SHA512
33f2680adbdbfde24df7bd82bc7c7745a00703dd3a50899b78e29774da08d373da12dd4402f2bf0d8793604f4c8076e0d3cb030b4b8c56831c490cdfaa09cd56

Download Submit
/data/data/com.cunegahazuhocalu.migogatu/no_backup/androidx.work.workdb-wal

Filesize
16KB

MD5
dcc43de8835916d1f300ca70323221b3

SHA1
dc212942690a760af4c9ed2e45c935db9b8ce12b

SHA256
55ab812289805afa62e9054f54870b7576459e847315a42877608e1432cd75bb

SHA512
39b36990e0fc8f098769c6ac0bcc6519f78968eea1e24628e8d73f668157a83bd8384895899c20c4b4e0e4cbefd6a40abbdc00a1b331a15d5afd2c14aecd8c5c

Download Submit
/data/user/0/com.cunegahazuhocalu.migogatu/app_DynamicOptDex/ki.json

Filesize
1.5MB

MD5
ddd42c6804cc5336ba83399e768d32d3

SHA1
cf19c1fe37d189a69d81aeed11b4a219a3ec9cd2

SHA256
8791bdbb09e793963562b56ee2a0a5d9b7282234eacf9e843723e12e730b9c45

SHA512
e3576cd79d82a59f0c0762157a39faa772747da282f6c36e0359487c8757daadcc2951ef68f6b8e79f17b93f7ae5f10c2dcb30c6b92dbee1dee78f721da95a60

Download Submit
/data/user/0/com.cunegahazuhocalu.migogatu/app_DynamicOptDex/ki.json

Filesize
1.5MB

MD5
fef3d9f75651d3cb802b3c7d1f9ad724

SHA1
bc5b2ea7a94313a9c4f98bbe3f786fc2950b65b1

SHA256
693c9951e16f2b505ab0937cd5ccaaf91bcbe40e4ac3215fab2a227581d8c510

SHA512
f8c9c7ec346f9342008353d5e98d99be49629949d9c6ab98e104da07a61553ffa0a2d484cfbb51d71be49b1035e9bf6193f470fdd0621f8a8fea94b7bf47917f

Download Submit

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Mobile v15

Replay Monitor

Loading Replay Monitor...

Downloads