octo | 272a0819eb3afcde6c9f0687fe664d8a89ffa543bc876fccfda0aadbaac2b112

Analysis

max time kernel
23s
max time network
149s
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
19/10/2024, 22:07

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General

Target

272a0819eb3afcde6c9f0687fe664d8a89ffa543bc876fccfda0aadbaac2b112.apk
Size

2.4MB
MD5

48aafd1ec2f75c0f09587d8533e42c37
SHA1

b4fff9603f80eba57523b92086074afa271323fa
SHA256

272a0819eb3afcde6c9f0687fe664d8a89ffa543bc876fccfda0aadbaac2b112
SHA512

754c01837ed07eddc7da6c3a80e250beebf47e8dda0067b0e0f81ecdb354df102d79c0ba46d4c0c1563f61a5659d06c50456cd2a44ac7628b0cf06b0c0240694
SSDEEP

49152:uZdec5HFSLHEmQpquVvmcjGvRERcVk/qbkkpjRfkQFV:ueowNQxjGvRDVqepFskV

Score

10^/10

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

Malware Config

Extracted

Family

octo

https://pethsop332.com/MzQ1Yzk1ZGQ4ODY3/

https://2pethsop332.com/MzQ1Yzk1ZGQ4ODY3/

https://3pethsop332.com/MzQ1Yzk1ZGQ4ODY3/

https://4pethsop332.com/MzQ1Yzk1ZGQ4ODY3/

https://5pethsop332.com/MzQ1Yzk1ZGQ4ODY3/

https://6pethsop332.com/MzQ1Yzk1ZGQ4ODY3/

rc4.plain

Extracted

Family

octo

https://pethsop332.com/MzQ1Yzk1ZGQ4ODY3/

https://2pethsop332.com/MzQ1Yzk1ZGQ4ODY3/

https://3pethsop332.com/MzQ1Yzk1ZGQ4ODY3/

https://4pethsop332.com/MzQ1Yzk1ZGQ4ODY3/

https://5pethsop332.com/MzQ1Yzk1ZGQ4ODY3/

https://6pethsop332.com/MzQ1Yzk1ZGQ4ODY3/

AES_key

Signatures

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

Octo payload 1 IoCs

resource	yara_rule
behavioral1/files/fstream-1.dat	family_octo

Removes its main activity from the application launcher 1 TTPs 1 IoCs

stealth trojan evasion

Suppress Application Icon

T1628.001

pid	Process
4345	com.openwayp

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.openwayp/cache/pyyalma	4345	com.openwayp
/data/user/0/com.openwayp/cache/pyyalma	4345	com.openwayp

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.openwayp
Framework service call	android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByViewId	com.openwayp

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.openwayp

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.openwayp

Performs UI accessibility actions on behalf of the user 1 TTPs 2 IoCs

Application may abuse the accessibility service to prevent their removal.

evasion

Prevent Application Removal

T1629.001

ioc	Process
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.openwayp
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.openwayp

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.openwayp

Queries the unique device ID (IMEI, MEID, IMSI) 1 TTPs
discovery

System Network Configuration Discovery
T1422
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.openwayp

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.openwayp

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.openwayp

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.openwayp

com.openwayp
1⤵
- Removes its main activity from the application launcher
- 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).
- Registers a broadcast receiver at runtime (usually for listening for system events)
- Uses Crypto APIs (Might try to encrypt user data)
PID:4345

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

Hide Artifacts

T1628

Suppress Application Icon

T1628.001

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.openwayp/cache/pyyalma

Filesize
2.3MB

MD5
bee2f42db09b71409f321c626c1c3d50

SHA1
edfca73df77b55e604738960c93d238e5b609753

SHA256
2bd86f09d781f4468a0c73e811bdbda3459741d203b75a55d64b1b3e2b3ee3d3

SHA512
79a19dcef974ed3376686c225d22d00e890c65cbf6ceb87ed4c752b3a958e024636fc7fe880bd0579d9b5111cd5b89392c95ab53edb0ece67603e8e20f99c52d

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Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Mobile v15

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Downloads