octo | 67ddf824700b0b440810e7612dd75d96c44a59d2aef8eac2a8b07f29c73ca259

Analysis

max time kernel
146s
max time network
152s
platform
android_x86
resource
android-x86-arm-20240624-en
resource tags

androidarch:armarch:x86image:android-x86-arm-20240624-enlocale:en-usos:android-9-x86system
submitted
03-12-2024 22:11

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General

Target

67ddf824700b0b440810e7612dd75d96c44a59d2aef8eac2a8b07f29c73ca259.apk
Size

541KB
MD5

163e4b1d0ccc2a642d872cf8c5ed6836
SHA1

d1b9d76267a58004b0172cfa6acb81bbc8ce74de
SHA256

67ddf824700b0b440810e7612dd75d96c44a59d2aef8eac2a8b07f29c73ca259
SHA512

7eb7805571680a28b77116f2a1dca6f2b3f7cd316c023070cc6446acc3365a8feb577265c4c68023ec22221837f55df3d19cacbd804644d074733fcfe9ad5559
SSDEEP

12288:Udz9oiFQPBnQr2CoXMAztKT+55WCFxP+aD9gPLST9IKyWRS/8iO8nGMw1:Udz9oiFQPBspyWkxP+zPm9xnRI8GL4

Score

10^/10

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

Malware Config

Extracted

Family

octo

https://2.57.149.150/ZTIwNDEzZjM4YjYw/

https://istanbullu2586.xyz/ZTIwNDEzZjM4YjYw/

https://2istanbullu2586.com/ZTIwNDEzZjM4YjYw/

https://3istanbullu2586.net/ZTIwNDEzZjM4YjYw/

https://4istanbullu2586..org/ZTIwNDEzZjM4YjYw/

https://5istanbullu2586.com/ZTIwNDEzZjM4YjYw/

https://6istanbullu2586.xyz/ZTIwNDEzZjM4YjYw/

https://8istanbullu2586.xyz/ZTIwNDEzZjM4YjYw/

rc4.plain

Extracted

Family

octo

https://2.57.149.150/ZTIwNDEzZjM4YjYw/

https://istanbullu2586.xyz/ZTIwNDEzZjM4YjYw/

https://2istanbullu2586.com/ZTIwNDEzZjM4YjYw/

https://3istanbullu2586.net/ZTIwNDEzZjM4YjYw/

https://4istanbullu2586..org/ZTIwNDEzZjM4YjYw/

https://5istanbullu2586.com/ZTIwNDEzZjM4YjYw/

https://6istanbullu2586.xyz/ZTIwNDEzZjM4YjYw/

https://8istanbullu2586.xyz/ZTIwNDEzZjM4YjYw/

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
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
4252	com.patternonly95

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.patternonly95/cache/filbugnlofnwf	4252	com.patternonly95
/data/user/0/com.patternonly95/cache/filbugnlofnwf	4252	com.patternonly95

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.patternonly95
Framework service call	android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByViewId	com.patternonly95

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.patternonly95

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.patternonly95

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.patternonly95
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.patternonly95

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.patternonly95

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.patternonly95

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.patternonly95

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.patternonly95

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.patternonly95

com.patternonly95
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:4252

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

Replay Monitor

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Downloads

/data/data/com.patternonly95/cache/filbugnlofnwf

Filesize
450KB

MD5
d2f5f1a05d4db9dd855f43386b8ae49e

SHA1
d3727e14b14b1d99a6e436efff8d2b56e0818344

SHA256
3b5fc3302a45224acdf2ec9848ea3b288c1b42f44084bdc5b2bbf99bb63159ba

SHA512
a6fa0ccc6787d7c071bead4734a37ae67ff3154f94542273a70eb3c2aa405052d5448ce809423b6b3c8eb502ecb9695e6707de8d080edd89755afd443627f094

Download Submit
/data/data/com.patternonly95/cache/oat/filbugnlofnwf.cur.prof

Filesize
511B

MD5
854bfd82de41dbf71b44254358ed7244

SHA1
b984e8a1654ed6a5866bda491173b666069c3a0d

SHA256
a80bbd7af373eb661b173d03afe70eb708e6bdd53612b0a09819c63a072949f7

SHA512
995ac9c1578f5ff42ffdf7f90e63d144120380ba4f7b26c9de2833f4bc568b4219527f5834619470038b77d1ad080b90151423a69580ed054800562d74f889c0

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Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Mobile v15

Replay Monitor

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Downloads