octo | 2614b3fe15e9eb447edd1331f1f96ab6ab2803ade9eddf23b34cd96341a5920c

Analysis

max time kernel
148s
max time network
159s
platform
android-10_x64
resource
android-x64-20240910-en
resource tags

arch:x64arch:x86image:android-x64-20240910-enlocale:en-usos:android-10-x64system
submitted
30-12-2024 22:02

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General

Target

2614b3fe15e9eb447edd1331f1f96ab6ab2803ade9eddf23b34cd96341a5920c.apk
Size

1.8MB
MD5

79220c8073d3c2f8e2da5de269e8cb5e
SHA1

1ba92d35caadfb9464e8ae990c6c668cf95e9241
SHA256

2614b3fe15e9eb447edd1331f1f96ab6ab2803ade9eddf23b34cd96341a5920c
SHA512

d1672930079eaa40c61fcffcb5112a50356ad54f8cd79fd28d9cbfa3cbb81973b851915e080377db367e5ff78ce41af9dd14b8509989336d6d12b1fab753cc42
SSDEEP

49152:tH9Jzfns1FjvYs5F9JjPC4HZAbYKqiKTYKcjo1NtH:Fnbs12srPjPCcZcYKq/TXmCNR

Score

10^/10

octo banker collection credential_access discovery evasion impact infostealer persistence rat trojan

Malware Config

Extracted

Family

octo

https://sariyisevenlerinhikayesi.xyz/YzNlNTRkYjIzODRi/

https://sevgininsaridoslari.xyz/YzNlNTRkYjIzODRi/

https://sariyinkalbeetkisi.xyz/YzNlNTRkYjIzODRi/

https://mutluluksarirenklerde.xyz/YzNlNTRkYjIzODRi/

https://sarihayatveduygular.xyz/YzNlNTRkYjIzODRi/

https://sarininetkileyicigucu.xyz/YzNlNTRkYjIzODRi/

https://saridostluksarkilari.xyz/YzNlNTRkYjIzODRi/

https://hayatisaridenizinde.xyz/YzNlNTRkYjIzODRi/

https://saritutkunuinsanlar.xyz/YzNlNTRkYjIzODRi/

https://sarisevgininkuvveti.xyz/YzNlNTRkYjIzODRi/

https://saridunyaanlamlari.xyz/YzNlNTRkYjIzODRi/

https://sarisevgiileyenilik.xyz/YzNlNTRkYjIzODRi/

https://renklisarihikayeler.xyz/YzNlNTRkYjIzODRi/

https://sarigunlerinkesfi.xyz/YzNlNTRkYjIzODRi/

https://sarisessizlikvebaris.xyz/YzNlNTRkYjIzODRi/

https://hayatsarisemalari.xyz/YzNlNTRkYjIzODRi/

https://saridostluksohbetleri.xyz/YzNlNTRkYjIzODRi/

https://sarisevincindunyasi.xyz/YzNlNTRkYjIzODRi/

https://sarisanatvenotalar.xyz/YzNlNTRkYjIzODRi/

https://sariruyalarnincizimi.xyz/YzNlNTRkYjIzODRi/

rc4.plain

Extracted

Family

octo

https://sariyisevenlerinhikayesi.xyz/YzNlNTRkYjIzODRi/

https://sevgininsaridoslari.xyz/YzNlNTRkYjIzODRi/

https://sariyinkalbeetkisi.xyz/YzNlNTRkYjIzODRi/

https://mutluluksarirenklerde.xyz/YzNlNTRkYjIzODRi/

https://sarihayatveduygular.xyz/YzNlNTRkYjIzODRi/

https://sarininetkileyicigucu.xyz/YzNlNTRkYjIzODRi/

https://saridostluksarkilari.xyz/YzNlNTRkYjIzODRi/

https://hayatisaridenizinde.xyz/YzNlNTRkYjIzODRi/

https://saritutkunuinsanlar.xyz/YzNlNTRkYjIzODRi/

https://sarisevgininkuvveti.xyz/YzNlNTRkYjIzODRi/

https://saridunyaanlamlari.xyz/YzNlNTRkYjIzODRi/

https://sarisevgiileyenilik.xyz/YzNlNTRkYjIzODRi/

https://renklisarihikayeler.xyz/YzNlNTRkYjIzODRi/

https://sarigunlerinkesfi.xyz/YzNlNTRkYjIzODRi/

https://sarisessizlikvebaris.xyz/YzNlNTRkYjIzODRi/

https://hayatsarisemalari.xyz/YzNlNTRkYjIzODRi/

https://saridostluksohbetleri.xyz/YzNlNTRkYjIzODRi/

https://sarisevincindunyasi.xyz/YzNlNTRkYjIzODRi/

https://sarisanatvenotalar.xyz/YzNlNTRkYjIzODRi/

https://sariruyalarnincizimi.xyz/YzNlNTRkYjIzODRi/

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/5070-0.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.scheme.draw/app_water/OExr.json	5070	com.scheme.draw

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.findAccessibilityNodeInfosByViewId	com.scheme.draw
Framework service call	android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfoByAccessibilityId	com.scheme.draw

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.scheme.draw

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.scheme.draw

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.scheme.draw
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.scheme.draw
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.scheme.draw
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.scheme.draw

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.scheme.draw

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.scheme.draw

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.scheme.draw

com.scheme.draw
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:5070

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

Replay Monitor

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Downloads

/data/data/com.scheme.draw/app_water/OExr.json

Filesize
153KB

MD5
c037a11b023d447353b67e99d591c6c9

SHA1
4a6a860cf4b216742cd1430d57b04310e4646d2d

SHA256
9a3203a3c11793c125174348fc7469bd6210fc5aa92cfc524c3b6f14c12d09cc

SHA512
fff9352ec67a55a25c692e1496848a17a772b9fc177356c12db56089e4fa24f829e5dd92fd31b3525855fdcf08cfddcb831879450e68ff1e146b6e99d66379f6

Download Submit
/data/data/com.scheme.draw/app_water/OExr.json

Filesize
153KB

MD5
b3e0c81e431337e999588a25d8cf1a5f

SHA1
3063cfa44abfef9a850e21bba882742af2a92c67

SHA256
28f140ac38235548b4692082d15d171019b54eff7f8b35a9d1545267d59a072e

SHA512
cdc4678d674557fe703b7d1ffe2c475e36e271cdfe3d187c211e4bf6ff78a66dbf04aa07a9d7f39edc66910cd1d518f5e1c4778a905a9ded38180d9ea9ae8bcd

Download Submit
/data/user/0/com.scheme.draw/app_water/OExr.json

Filesize
450KB

MD5
dfa9cb5ffbea01d262798b889d961105

SHA1
5965ec72236a01e83cd8eda7627f3a8c302559b4

SHA256
ca7567bdf00fe9b8aa6441d984d6fc31c88019aff336eedbb293f1db33d96d54

SHA512
fd9010ef66aff9d04d6d04325aedefed01cd5fe2bd16123cc42a16e0fe34ad344a0b91cc3bce31b79972b0ca0ae8c5ab388ee05a284890e2bf26262141cff4c1

Download Submit

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Mobile v15

Replay Monitor

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Downloads