octo | 4957936b3d31d011940afb84e22c676a95103b089b0d3472052920712aebb686

Analysis

max time kernel
149s
max time network
151s
platform
android-10_x64
resource
android-x64-20240910-en
resource tags

arch:x64arch:x86image:android-x64-20240910-enlocale:en-usos:android-10-x64system
submitted
15-01-2025 22:05

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General

Target

4957936b3d31d011940afb84e22c676a95103b089b0d3472052920712aebb686.apk
Size

2.7MB
MD5

ea9ea3bb59b9bbe6e3f6149b4099a05e
SHA1

51f588117b89f57353c94e5e6a9400f3f46cd713
SHA256

4957936b3d31d011940afb84e22c676a95103b089b0d3472052920712aebb686
SHA512

a140be037548c1ae6fbab9128ac8a9894f1519f98406053899a4a510ed88dc2aa9b1516baedf0e61fda68f302bd19b18c1b25b6a986cb5de50c651fb858a6acf
SSDEEP

49152:JZ+Ir7Ngfocqf4U56M/8jAnHK7qGlqpafqCPwV7aMUi28JpJ0rsYxFXCN5g3x35R:Oofh/8kq7q/0yCP8aMt28TbYx5I5o311

Score

10^/10

octo banker collection credential_access discovery evasion impact infostealer persistence rat trojan

Malware Config

Extracted

Family

octo

https://yesmincanruslane.xyz/YjVmNGU0NmNhODlm/

https://kaderbaglantilarindayanisma.xyz/YjVmNGU0NmNhODlm/

https://sevgikadervedostlukhikayesi.xyz/YjVmNGU0NmNhODlm/

https://kaderseverleryolculuknotlari.xyz/YjVmNGU0NmNhODlm/

https://kadersohbetleriilepaylasim.xyz/YjVmNGU0NmNhODlm/

https://kaderinyansimalarindankareler.xyz/YjVmNGU0NmNhODlm/

https://kaderduygularivebaglantilar.xyz/YjVmNGU0NmNhODlm/

https://kadersevgininkalptenhikayesi.xyz/YjVmNGU0NmNhODlm/

https://kaderdostlukvegizemlianilar.xyz/YjVmNGU0NmNhODlm/

https://kadersozlerlehikayeveriyor.xyz/YjVmNGU0NmNhODlm/

https://kaderlerarasisamimiuyum.xyz/YjVmNGU0NmNhODlm/

https://kaderduygusalbagvetutkular.xyz/YjVmNGU0NmNhODlm/

https://kaderseverlerinrenklidunyasi.xyz/YjVmNGU0NmNhODlm/

https://kadersanatisozlerdeninsanlara.xyz/YjVmNGU0NmNhODlm/

https://kadersevgiyletasanumut.xyz/YjVmNGU0NmNhODlm/

https://kaderseverlerpaylasimbahcesi.xyz/YjVmNGU0NmNhODlm/

https://kaderdostlarivehayatbaglari.xyz/YjVmNGU0NmNhODlm/

https://kadersanatinrenkligolgeleri.xyz/YjVmNGU0NmNhODlm/

https://kaderinhayatdolasimbirligi.xyz/YjVmNGU0NmNhODlm/

https://kaderinsadekalptenyansimalari.xyz/YjVmNGU0NmNhODlm/

rc4.plain

Extracted

Family

octo

https://yesmincanruslane.xyz/YjVmNGU0NmNhODlm/

https://kaderbaglantilarindayanisma.xyz/YjVmNGU0NmNhODlm/

https://sevgikadervedostlukhikayesi.xyz/YjVmNGU0NmNhODlm/

https://kaderseverleryolculuknotlari.xyz/YjVmNGU0NmNhODlm/

https://kadersohbetleriilepaylasim.xyz/YjVmNGU0NmNhODlm/

https://kaderinyansimalarindankareler.xyz/YjVmNGU0NmNhODlm/

https://kaderduygularivebaglantilar.xyz/YjVmNGU0NmNhODlm/

https://kadersevgininkalptenhikayesi.xyz/YjVmNGU0NmNhODlm/

https://kaderdostlukvegizemlianilar.xyz/YjVmNGU0NmNhODlm/

https://kadersozlerlehikayeveriyor.xyz/YjVmNGU0NmNhODlm/

https://kaderlerarasisamimiuyum.xyz/YjVmNGU0NmNhODlm/

https://kaderduygusalbagvetutkular.xyz/YjVmNGU0NmNhODlm/

https://kaderseverlerinrenklidunyasi.xyz/YjVmNGU0NmNhODlm/

https://kadersanatisozlerdeninsanlara.xyz/YjVmNGU0NmNhODlm/

https://kadersevgiyletasanumut.xyz/YjVmNGU0NmNhODlm/

https://kaderseverlerpaylasimbahcesi.xyz/YjVmNGU0NmNhODlm/

https://kaderdostlarivehayatbaglari.xyz/YjVmNGU0NmNhODlm/

https://kadersanatinrenkligolgeleri.xyz/YjVmNGU0NmNhODlm/

https://kaderinhayatdolasimbirligi.xyz/YjVmNGU0NmNhODlm/

https://kaderinsadekalptenyansimalari.xyz/YjVmNGU0NmNhODlm/

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/5157-0.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.sun.vicious/app_flush/QNSm.json	5157	com.sun.vicious

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

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.sun.vicious

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.sun.vicious

Performs UI accessibility actions on behalf of the user 1 TTPs 4 IoCs

Application may abuse the accessibility service to prevent their removal.

evasion

Prevent Application Removal

T1629.001

ioc	Process
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.sun.vicious
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.sun.vicious
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.sun.vicious
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.sun.vicious

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.sun.vicious

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.sun.vicious

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.sun.vicious

com.sun.vicious
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)
- Registers a broadcast receiver at runtime (usually for listening for system events)
- Uses Crypto APIs (Might try to encrypt user data)
PID:5157

Network

MITRE ATT&CK Mobile v15

Initial Access

Execution

Persistence

Event Triggered Execution

T1624

Broadcast Receivers

T1624.001

Foreground Persistence

T1541

Privilege Escalation

Defense Evasion

Download New Code at Runtime

T1407

Foreground Persistence

T1541

Impair Defenses

T1629

Prevent Application Removal

T1629.001

Input Injection

T1516

Credential Access

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

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.sun.vicious/app_flush/QNSm.json

Filesize
153KB

MD5
0e3505d9ebcb035566652fdbfbbb3363

SHA1
9f33c57c794592f559b42d7920b2970fe17c9c61

SHA256
22a20f1f164c0b9c5addf651334af7992f1070be3901006ae187d44be46fa26c

SHA512
f98d1b36ba80af109c7ca2138b079b86871bdf27daf3d5c2447d398819ea06f9c11b87eba522b638edabb8b18964d798424f46a5fe9d813a703dd82ec463f213

Download Submit
/data/data/com.sun.vicious/app_flush/QNSm.json

Filesize
153KB

MD5
6e621963114db83ac03a246b040243b1

SHA1
5fc6d711f941ea5e8b22a92ea01d7bd97c14f7b0

SHA256
dcad2ccb12441729d2c50bb5e0ccaa22d7ced94ec6b8dd28a2a665a1f4df0e7e

SHA512
d1b6e4b8154c0a60eb7a6eed932a4edbec2975f4a1a021f7946a2ee2cd7a9b1e07215080baa2e06b36b6f1f12a10581d26e6ba5bfeb60a8d58c5fb10d9a3069c

Download Submit
/data/user/0/com.sun.vicious/app_flush/QNSm.json

Filesize
451KB

MD5
e0bdb6f6bd51c4c826c5a96c7706930d

SHA1
e121c4fe2d6e590caaa805dda69f133820a04edb

SHA256
726f8e810adb3f76783ec8f74e9f4c55c919c6172bc59cdf07255a5f35060d29

SHA512
ac276557e7449499de6d8b3fb6107cc7236216c680f85a412031b6b48084daacc1995ec5ffb23659b9a77ac2694ce57f8ca77b8a8fdfb7e9d41b0df7ff74955c

Download Submit

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Mobile v15

Replay Monitor

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Downloads