octo | b692c6d5aabe76b95c628884326ed0decfa239ea80c9e24fb8cf29d39390ad8b

Analysis

max time kernel
148s
max time network
133s
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
21-12-2024 22:15

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General

Target

b692c6d5aabe76b95c628884326ed0decfa239ea80c9e24fb8cf29d39390ad8b.apk
Size

1.8MB
MD5

12d73e9c3463bdc4b3639bd1f219287d
SHA1

1f50834dd12bee652dc16436a11b18c50246c9ca
SHA256

b692c6d5aabe76b95c628884326ed0decfa239ea80c9e24fb8cf29d39390ad8b
SHA512

f8a6775bd9ac2719daf8f1a3fb10efb0a5eac6b66293dca971f3af7dc20cc5e50f5f4aa6426080c01a0939860eb937e07aec9e3fd3137f47e2ee4cf07f753a11
SSDEEP

49152:2aSU9X39HoF/lkqgN2OIX/1i0/DB1siLp1o:2aX9X39IJ+z2Os/wKDPsibo

Score

10^/10

octo banker collection credential_access discovery evasion impact infostealer persistence rat trojan

Malware Config

Extracted

Family

octo

https://hayatvesanatguzellikduygusu.xyz/YmJlYTFiODdkMjcz/

https://mutlulukvesessizlikyolculugu.xyz/YmJlYTFiODdkMjcz/

https://yasamvesahtekarguzellik.xyz/YmJlYTFiODdkMjcz/

https://sevincligunlertatminkar.xyz/YmJlYTFiODdkMjcz/

https://dogaltatvesanatyaklasimi.xyz/YmJlYTFiODdkMjcz/

https://hayatlarinhuzurvesessiz.xyz/YmJlYTFiODdkMjcz/

https://keyifligunlerinfirsatlari.xyz/YmJlYTFiODdkMjcz/

https://sevgiiledoluyasamyolu.xyz/YmJlYTFiODdkMjcz/

https://sakinlikvehayatderinligi.xyz/YmJlYTFiODdkMjcz/

https://sanatvesanatcihayatlari.xyz/YmJlYTFiODdkMjcz/

https://ilhamdolubirhayat.xyz/YmJlYTFiODdkMjcz/

https://zenginlikvebasarihikayesi.xyz/YmJlYTFiODdkMjcz/

https://kalpvesanatdostlukhikaye.xyz/YmJlYTFiODdkMjcz/

https://mutlugunlerinyasamayolu.xyz/YmJlYTFiODdkMjcz/

https://yasananhayatinduygular.xyz/YmJlYTFiODdkMjcz/

https://dogaylaisbirligiyolu.xyz/YmJlYTFiODdkMjcz/

https://hosgoruhayatvekultur.xyz/YmJlYTFiODdkMjcz/

https://hayalguclesanatbaglantisi.xyz/YmJlYTFiODdkMjcz/

https://sadelikvehayatfelsefesi.xyz/YmJlYTFiODdkMjcz/

https://dogaldostlukvesanat.xyz/YmJlYTFiODdkMjcz/

rc4.plain

Extracted

Family

octo

https://hayatvesanatguzellikduygusu.xyz/YmJlYTFiODdkMjcz/

https://mutlulukvesessizlikyolculugu.xyz/YmJlYTFiODdkMjcz/

https://yasamvesahtekarguzellik.xyz/YmJlYTFiODdkMjcz/

https://sevincligunlertatminkar.xyz/YmJlYTFiODdkMjcz/

https://dogaltatvesanatyaklasimi.xyz/YmJlYTFiODdkMjcz/

https://hayatlarinhuzurvesessiz.xyz/YmJlYTFiODdkMjcz/

https://keyifligunlerinfirsatlari.xyz/YmJlYTFiODdkMjcz/

https://sevgiiledoluyasamyolu.xyz/YmJlYTFiODdkMjcz/

https://sakinlikvehayatderinligi.xyz/YmJlYTFiODdkMjcz/

https://sanatvesanatcihayatlari.xyz/YmJlYTFiODdkMjcz/

https://ilhamdolubirhayat.xyz/YmJlYTFiODdkMjcz/

https://zenginlikvebasarihikayesi.xyz/YmJlYTFiODdkMjcz/

https://kalpvesanatdostlukhikaye.xyz/YmJlYTFiODdkMjcz/

https://mutlugunlerinyasamayolu.xyz/YmJlYTFiODdkMjcz/

https://yasananhayatinduygular.xyz/YmJlYTFiODdkMjcz/

https://dogaylaisbirligiyolu.xyz/YmJlYTFiODdkMjcz/

https://hosgoruhayatvekultur.xyz/YmJlYTFiODdkMjcz/

https://hayalguclesanatbaglantisi.xyz/YmJlYTFiODdkMjcz/

https://sadelikvehayatfelsefesi.xyz/YmJlYTFiODdkMjcz/

https://dogaldostlukvesanat.xyz/YmJlYTFiODdkMjcz/

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/4477-0.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.word.turtle/app_saddle/HtLyFW.json	4477	com.word.turtle

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.word.turtle
Framework service call	android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByViewId	com.word.turtle

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.word.turtle

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.word.turtle

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.word.turtle
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.word.turtle
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.word.turtle
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.word.turtle

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.word.turtle

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.word.turtle

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

evasion

User Evasion

T1628.002

description	ioc	Process
Intent action	android.settings.REQUEST_IGNORE_BATTERY_OPTIMIZATIONS	com.word.turtle

Requests modifying system settings. 1 IoCs

evasion

description	ioc	Process
Intent action	android.settings.action.MANAGE_WRITE_SETTINGS	com.word.turtle

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.word.turtle

com.word.turtle
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:4477

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/data/com.word.turtle/app_saddle/HtLyFW.json

Filesize
153KB

MD5
7207128bec78dfc7a6e47a3a77769b49

SHA1
45943cbc48099907ddc2e64c54046a8ba8a682d1

SHA256
46cdc5c082dd167a08e83b10486687b47d6d5f007e830dee45d34d6065f81766

SHA512
4511eaf8563eb1e4d84158805edf6dbbc99b36409e54973d3456ee053081278cf2d724b4e29067ae54a71d74338b3b62806c93d45f9d46f6ef963524c36d27d6

Download Submit
/data/data/com.word.turtle/app_saddle/HtLyFW.json

Filesize
153KB

MD5
f8cb16696dfdd490cf738efbd8abc8f1

SHA1
ae7fa9b5130decd8c59303d127508642ddf02772

SHA256
ff8ffb4c5f106edbecc8a4a7494b7325670687740f8e31a24a1b52c465b74305

SHA512
266b40b42afc6331d90da2ba79bf45e2e41bd9e4ee2f1d0e90d25420c38278214120923ae5ed9dcec00c80adba663c2c702054c21f5026eb93014275b88c9cdd

Download Submit
/data/user/0/com.word.turtle/app_saddle/HtLyFW.json

Filesize
450KB

MD5
6ebf372697dbef7aa1e03205ec403168

SHA1
7c3a5f4c3a398e46500c0fa658b77061f041bc23

SHA256
8ab46afb50fdffaceb51ceff7dbf04d36129f505d8710aba3310852e40fbdbc8

SHA512
d2b63ad8bb8216fffde5be54b567adeb4d5ef910312ba8459b497d1b93da36186215d969e3d0903db05880aef7c6960e442be8be28c94801f93872a32fdc1786

Download Submit

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Mobile v15

Replay Monitor

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Downloads