octo | 822c73cc6f89c91d176b9a399f7d320c1b4946f97ad0f78a4908776707bbadfc

Analysis

max time kernel
148s
max time network
150s
platform
android-13_x64
resource
android-33-x64-arm64-20240910-en
resource tags

arch:arm64arch:x64arch:x86image:android-33-x64-arm64-20240910-enlocale:en-usos:android-13-x64system
submitted
24-12-2024 22:08

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General

Target

822c73cc6f89c91d176b9a399f7d320c1b4946f97ad0f78a4908776707bbadfc.apk
Size

509KB
MD5

779192e9117384118526c788a6b507d6
SHA1

55c75247f426eab129704de1e37ede7c235fa304
SHA256

822c73cc6f89c91d176b9a399f7d320c1b4946f97ad0f78a4908776707bbadfc
SHA512

6513a8ece0578721e7cd40b4117e4f8d852f2f65adb86e88819faf13dbe91c843d8415461d2154d5ad64d4c81c6610ab2d7f696dc5fd9a23852cbce02328eab0
SSDEEP

12288:nddi+AFwxEkSK91dM6mpZFkkKSYsy1uMVtC1ZhBfmxj6xm0M+np:nddi+skSxpHkawj0Z5mxj6005np

Score

10^/10

octo banker collection credential_access discovery evasion impact infostealer persistence rat trojan

Malware Config

Extracted

Family

octo

https://kesmecekarpuz.site/NGE2Y2RjYjdmYjg3/

https://kesmecekarpuz.com/NGE2Y2RjYjdmYjg3/

https://kesmecekarpuz145.com/NGE2Y2RjYjdmYjg3/

https://kesmecekarpuz878.com/NGE2Y2RjYjdmYjg3/

https://kesmecekarpuz5446.com/NGE2Y2RjYjdmYjg3/

https://kesmecekarpuz8455.com/NGE2Y2RjYjdmYjg3/

rc4.plain

Extracted

Family

octo

https://kesmecekarpuz.site/NGE2Y2RjYjdmYjg3/

https://kesmecekarpuz.com/NGE2Y2RjYjdmYjg3/

https://kesmecekarpuz145.com/NGE2Y2RjYjdmYjg3/

https://kesmecekarpuz878.com/NGE2Y2RjYjdmYjg3/

https://kesmecekarpuz5446.com/NGE2Y2RjYjdmYjg3/

https://kesmecekarpuz8455.com/NGE2Y2RjYjdmYjg3/

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/files/fstream-1.dat	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.containbeen96/cache/bjyyippbcb	4451	com.containbeen96

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.containbeen96
Framework service call	android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByViewId	com.containbeen96

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.containbeen96

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.containbeen96

Performs UI accessibility actions on behalf of the user 1 TTPs 3 IoCs

Application may abuse the accessibility service to prevent their removal.

evasion

Prevent Application Removal

T1629.001

ioc	Process
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.containbeen96
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.containbeen96
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.containbeen96

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.containbeen96

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.containbeen96

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.containbeen96

Requests modifying system settings. 1 IoCs

evasion

description	ioc	Process
Intent action	android.settings.action.MANAGE_WRITE_SETTINGS	com.containbeen96

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.containbeen96

com.containbeen96
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:4451

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.containbeen96/cache/bjyyippbcb

Filesize
448KB

MD5
d6ae76cd99e16f5eee3871d90d83d3ba

SHA1
4fa08131825b13e591e5e1c9a9ad362f113ec1e1

SHA256
db7fe7f9c8e70a3c64ea0314291819fa02894459a68c11bb7dbcfda38a32633b

SHA512
d01b0360c8652b395a30dbc3638293ad715e40b9bbb1714fb39e198cadb3f73eda05a84eea14ee9d7e4fa7b943cf3e49149562cdbe83611188b2168a24715055

Download Submit
/data/data/com.containbeen96/cache/oat/bjyyippbcb.cur.prof

Filesize
386B

MD5
6c9f5561b79a9fc17712dda88f73992f

SHA1
93c74c19b6f8f52de3a53b14d55d94307c17a6f9

SHA256
cd20a1248a01ae222ca6ec31be941cd4afe22f022e160936b0e35600ec4ae239

SHA512
66b81abb40a32001b6553abd60a991d63b019bb682d3852070f79144b18f4d9b9dab0a5a9e489f27aad7c73c2cd625e68abd912e6acd0ff6073dcf5680424e0f

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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