octo | c83b7f2db55a43f8f38049c9071893bf525ba2f2f8d552ccf26520c65487be52

Analysis

max time kernel
149s
max time network
153s
platform
android-13_x64
resource
android-33-x64-arm64-20240910-en
resource tags

arch:arm64arch:x64arch:x86image:android-33-x64-arm64-20240910-enlocale:en-usos:android-13-x64system
submitted
20-01-2025 22:07

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General

Target

c83b7f2db55a43f8f38049c9071893bf525ba2f2f8d552ccf26520c65487be52.apk
Size

2.4MB
MD5

fdff9dcc4fc939d6fa4f38f1867c5446
SHA1

262d3d0604ac837d897a9015a99eb3c0ee041425
SHA256

c83b7f2db55a43f8f38049c9071893bf525ba2f2f8d552ccf26520c65487be52
SHA512

34ffcf7c1e6add9e53672274d25ec59f525f36becb6fa2ff01af685a3f74a0149626bd539799cb29160e8a134f40ae374d84f28b2689758f064f2c5a91f5e79a
SSDEEP

49152:g+UwmFzhmJ3/xt9xcLxfeDnl6q779dYj9EadNpY7Bxq6iz+li/NlSi7E:g1j2dxDxkMDl6qPwj9EUpkBYXzoKNlRE

Score

10^/10

octo banker collection credential_access defense_evasion discovery evasion impact infostealer persistence rat trojan

Malware Config

Extracted

Family

octo

https://yenisafakhaberler.xyz/Y2U1NjM1NzFkZTlk/

https://yenisafakmansetler.xyz/Y2U1NjM1NzFkZTlk/

https://yenisafakgunluk.xyz/Y2U1NjM1NzFkZTlk/

https://yenisafaksondakika.xyz/Y2U1NjM1NzFkZTlk/

https://yenisafakyazarlar.xyz/Y2U1NjM1NzFkZTlk/

https://yenisafakgundem.xyz/Y2U1NjM1NzFkZTlk/

https://yenisafakekonomi.xyz/Y2U1NjM1NzFkZTlk/

https://yenisafakspor.xyz/Y2U1NjM1NzFkZTlk/

https://yenisafakdunya.xyz/Y2U1NjM1NzFkZTlk/

https://yenisafakmagazin.xyz/Y2U1NjM1NzFkZTlk/

https://yenisafaksaglik.xyz/Y2U1NjM1NzFkZTlk/

https://yenisafaksiyaset.xyz/Y2U1NjM1NzFkZTlk/

https://yenisafakbilisim.xyz/Y2U1NjM1NzFkZTlk/

https://yenisafakyerel.xyz/Y2U1NjM1NzFkZTlk/

https://yenisafakaktuel.xyz/Y2U1NjM1NzFkZTlk/

https://yenisafakbilgi.xyz/Y2U1NjM1NzFkZTlk/

https://yenisafakvizyon.xyz/Y2U1NjM1NzFkZTlk/

https://yenisafakteknoloji.xyz/Y2U1NjM1NzFkZTlk/

https://yenisafakkultur.xyz/Y2U1NjM1NzFkZTlk/

https://yenisafakinsan.xyz/Y2U1NjM1NzFkZTlk/

rc4.plain

Extracted

Family

octo

https://yenisafakhaberler.xyz/Y2U1NjM1NzFkZTlk/

https://yenisafakmansetler.xyz/Y2U1NjM1NzFkZTlk/

https://yenisafakgunluk.xyz/Y2U1NjM1NzFkZTlk/

https://yenisafaksondakika.xyz/Y2U1NjM1NzFkZTlk/

https://yenisafakyazarlar.xyz/Y2U1NjM1NzFkZTlk/

https://yenisafakgundem.xyz/Y2U1NjM1NzFkZTlk/

https://yenisafakekonomi.xyz/Y2U1NjM1NzFkZTlk/

https://yenisafakspor.xyz/Y2U1NjM1NzFkZTlk/

https://yenisafakdunya.xyz/Y2U1NjM1NzFkZTlk/

https://yenisafakmagazin.xyz/Y2U1NjM1NzFkZTlk/

https://yenisafaksaglik.xyz/Y2U1NjM1NzFkZTlk/

https://yenisafaksiyaset.xyz/Y2U1NjM1NzFkZTlk/

https://yenisafakbilisim.xyz/Y2U1NjM1NzFkZTlk/

https://yenisafakyerel.xyz/Y2U1NjM1NzFkZTlk/

https://yenisafakaktuel.xyz/Y2U1NjM1NzFkZTlk/

https://yenisafakbilgi.xyz/Y2U1NjM1NzFkZTlk/

https://yenisafakvizyon.xyz/Y2U1NjM1NzFkZTlk/

https://yenisafakteknoloji.xyz/Y2U1NjM1NzFkZTlk/

https://yenisafakkultur.xyz/Y2U1NjM1NzFkZTlk/

https://yenisafakinsan.xyz/Y2U1NjM1NzFkZTlk/

AES_key

Signatures

Octo
Octo is a banking malware with remote access capabilities first seen in April 2022.
banker trojan infostealer rat octo
Octo family
octo

Octo payload 1 IoCs

resource	yara_rule
behavioral2/memory/4441-0.dex	family_octo

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.teschvisions.smarupt/app_winner/DahQ.json	4441	com.teschvisions.smarupt

Makes use of the framework's Accessibility service 4 TTPs 2 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.teschvisions.smarupt
Framework service call	android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByViewId	com.teschvisions.smarupt

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 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.teschvisions.smarupt

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.teschvisions.smarupt

Performs UI accessibility actions on behalf of the user 1 TTPs 6 IoCs

Application may abuse the accessibility service to prevent their removal.

evasion

Prevent Application Removal

T1629.001

ioc	Process
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.teschvisions.smarupt
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.teschvisions.smarupt
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.teschvisions.smarupt
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.teschvisions.smarupt
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.teschvisions.smarupt
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.teschvisions.smarupt

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.teschvisions.smarupt

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.teschvisions.smarupt

Requests disabling of battery optimizations (often used to enable hiding in the background). 1 TTPs 1 IoCs

defense_evasion

User Evasion

T1628.002

description	ioc	Process
Intent action	android.settings.REQUEST_IGNORE_BATTERY_OPTIMIZATIONS	com.teschvisions.smarupt

Requests modifying system settings. 1 IoCs

defense_evasion

description	ioc	Process
Intent action	android.settings.action.MANAGE_WRITE_SETTINGS	com.teschvisions.smarupt

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.teschvisions.smarupt

com.teschvisions.smarupt
1⤵
- Loads dropped Dex/Jar
- Makes use of the framework's Accessibility service
- Acquires the wake lock
- Makes use of the framework's foreground persistence service
- Performs UI accessibility actions on behalf of the user
- Queries the mobile country code (MCC)
- Requests accessing notifications (often used to intercept notifications before users become aware).
- Requests disabling of battery optimizations (often used to enable hiding in the background).
- Requests modifying system settings.
- Uses Crypto APIs (Might try to encrypt user data)
PID:4441

Network

MITRE ATT&CK Mobile v15

Initial Access

Execution

Persistence

Foreground Persistence

T1541

Privilege Escalation

Defense Evasion

Download New Code at Runtime

T1407

Foreground Persistence

T1541

Hide Artifacts

T1628

User Evasion

T1628.002

Impair Defenses

T1629

Prevent Application Removal

T1629.001

Input Injection

T1516

Credential Access

Access Notifications

T1517

Input Capture

T1417

GUI Input Capture

T1417.002

Keylogging

T1417.001

Discovery

Software Discovery

T1418

Security Software Discovery

T1418.001

System Network Configuration Discovery

T1422

Lateral Movement

Collection

Access Notifications

T1517

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/user/0/com.teschvisions.smarupt/app_winner/DahQ.json

Filesize
153KB

MD5
1a58de9c489d365e8e87eeb81d5be211

SHA1
d7e41541f06490db8b5cc0a3dd9de591ce80da20

SHA256
bb4c97f67deeac676fe8b507664cfaf77f8a61b9a37f79e58580cfc34332f6a6

SHA512
46d22a13358558101a7eccd2e7015d455d2bbf4d3ac645721de78eabd6e95ea50829cb3ef04b10d73067b578dd517861261a03e6610147f39f561b9c30288f8d

Download Submit
/data/user/0/com.teschvisions.smarupt/app_winner/DahQ.json

Filesize
153KB

MD5
2d4225daa6691237af64dd23e8c33cf8

SHA1
be20b3c50239409578b9db061405f213f6d8ab2d

SHA256
958e3bb376162438ec6497a2c266a6b38db445bbe85bcdc26302767569d088f6

SHA512
a66be6411dfe5facd57156db9f72a8d2464a93e2448857ea96a3b36817d5386e94d096c7943eb36f95a0b464b70fed6c31467c34f65ba2daef77dcb0a6c8d45f

Download Submit
/data/user/0/com.teschvisions.smarupt/app_winner/DahQ.json

Filesize
450KB

MD5
20a501204c85cb5fe9d8af3c237d3ede

SHA1
8675849a7885c802743f7ec7c0dea677e51d18d0

SHA256
405f92c6cc1da189bc4a5b722f42dfe6d304f5c84b70d3ae83edc29debc2c8b4

SHA512
652a37506c5b99bed9913c441f3cbddb9f9f6767f900d13f4e6d774fa2a8f28f7cab7bc6d3439bfc8b9580ff6bde177e9090bd2ff3cfd109c6f638247dd617a9

Download Submit

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Mobile v15

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Downloads