octo | 3f9707cc8a88a1d4be20bcb3db35f236d123b4698ea732d02a975852187890a8

Analysis

max time kernel
148s
max time network
152s
platform
android-10_x64
resource
android-x64-20240910-en
resource tags

arch:x64arch:x86image:android-x64-20240910-enlocale:en-usos:android-10-x64system
submitted
16-10-2024 22:49

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General

Target

3f9707cc8a88a1d4be20bcb3db35f236d123b4698ea732d02a975852187890a8.apk
Size

509KB
MD5

975fd8eac0209ed565f61c64680542f5
SHA1

f58bc769339f7af6fb005498a859a3ccbe124637
SHA256

3f9707cc8a88a1d4be20bcb3db35f236d123b4698ea732d02a975852187890a8
SHA512

bdfdbeb3c4efe1b3961804ebbf270b05a7540ded870e7ddc5d8e120090647c7db5289b3cd654ad6f84b10f9cece434d1401a8e608c9e07cb7a756b5862b90f31
SSDEEP

12288:cIqcULUuAj58udXHaGGUHTvvnmAccYMTLibg7camn9wSv:7UoxZXHhGUzvvmIzmnmSv

Score

10^/10

octo banker collection credential_access discovery evasion impact infostealer persistence rat trojan

Malware Config

Extracted

Family

octo

https://selamcanoonaber.site/ZDljMGYyZTQ3YWRi/

https://hava540derece.com/ZDljMGYyZTQ3YWRi/

https://cehennemdirloo34.com/ZDljMGYyZTQ3YWRi/

https://sicaktanbayilcam52.com/ZDljMGYyZTQ3YWRi/

https://otururkenterliyorum42.com/ZDljMGYyZTQ3YWRi/

https://sicakdanbeynimyandii2.com/ZDljMGYyZTQ3YWRi/

https://slmla6242nbr.com/ZDljMGYyZTQ3YWRi/

https://havacerinlii34.com/ZDljMGYyZTQ3YWRi/

https://havasarinliyorla234.com/ZDljMGYyZTQ3YWRi/

https://sicaklarbittikurtldk6215.com/ZDljMGYyZTQ3YWRi/

https://pikniktupu2534.com/ZDljMGYyZTQ3YWRi/

https://robetcotraslros5234.com/ZDljMGYyZTQ3YWRi/

rc4.plain

Extracted

Family

octo

https://selamcanoonaber.site/ZDljMGYyZTQ3YWRi/

https://hava540derece.com/ZDljMGYyZTQ3YWRi/

https://cehennemdirloo34.com/ZDljMGYyZTQ3YWRi/

https://sicaktanbayilcam52.com/ZDljMGYyZTQ3YWRi/

https://otururkenterliyorum42.com/ZDljMGYyZTQ3YWRi/

https://sicakdanbeynimyandii2.com/ZDljMGYyZTQ3YWRi/

https://slmla6242nbr.com/ZDljMGYyZTQ3YWRi/

https://havacerinlii34.com/ZDljMGYyZTQ3YWRi/

https://havasarinliyorla234.com/ZDljMGYyZTQ3YWRi/

https://sicaklarbittikurtldk6215.com/ZDljMGYyZTQ3YWRi/

https://pikniktupu2534.com/ZDljMGYyZTQ3YWRi/

https://robetcotraslros5234.com/ZDljMGYyZTQ3YWRi/

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
behavioral2/files/fstream-1.dat	family_octo

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.doesisphj/cache/evrvdkyz	5139	com.doesisphj
/data/user/0/com.doesisphj/cache/evrvdkyz	5139	com.doesisphj

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.doesisphj
Framework service call	android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfoByAccessibilityId	com.doesisphj

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.doesisphj

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.doesisphj

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.doesisphj
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.doesisphj
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.doesisphj
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.doesisphj

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.doesisphj

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.doesisphj

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.doesisphj

com.doesisphj
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:5139

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.doesisphj/cache/evrvdkyz

Filesize
448KB

MD5
0f516b54d25e19a7648fe2cdd035fbf7

SHA1
745072f50c380e8c81aacd0b4fef2b35f25ff81f

SHA256
9574c274e37d8e9c8d4eb43fba23fd05f5d50f304573e153199855bdde32dee3

SHA512
e3009ff0f0d700d8472de17ce47edf4ba252400ed01d46987d659c7f032146b778326f8896bdd7032a94dd1288e4ffa1d549dc6cb2e57a682beee192da01c709

Download Submit
/data/data/com.doesisphj/cache/oat/evrvdkyz.cur.prof

Filesize
453B

MD5
6d3b4a80f8cc0d61dc6efb4533d6704f

SHA1
d3517a7827ea5c8bc24c7ef9a32c171ab401dfe3

SHA256
d6318673c9cf1b5488755a8562b5cb06fe16db56778041ff1bc8f9470f0ef5ed

SHA512
20ef24c42c156c7aecfa912bb960617a586772f5ba3eed016fc100c95ab56896725017a8b31feadc7d959fc08fdd80db710ab666c3e8575ae67652ada020d213

Download Submit

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Mobile v15

Replay Monitor

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Downloads