octo | 7e7386d801fdd20b0728c97509aff43d444cee91d903677789213ecb9ea940c0

Analysis

max time kernel
149s
max time network
160s
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
20-01-2025 22:04

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General

Target

7e7386d801fdd20b0728c97509aff43d444cee91d903677789213ecb9ea940c0.apk
Size

2.0MB
MD5

044e681e5fb26d584107d58cb6d3e5d5
SHA1

ede651b5b6e852364f511df7ab30223d856e55b9
SHA256

7e7386d801fdd20b0728c97509aff43d444cee91d903677789213ecb9ea940c0
SHA512

dce4fd76b1308d08e1b15fd0f10fa681c9eb244066b7c04a24039ffca9f89cb03c096b13fa22a6c9485a4659685dd83a09d2f4591b99df158ade8c531ec1c38c
SSDEEP

49152:euXbhQNO7mrO1Rvy72ZBy+keiTZNQe09+14H+atrrfZQWyycVZv4:eurhQNO7mrO1Rvy72ZBPUZNQe7CkhZVW

Score

10^/10

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

Malware Config

Extracted

Family

octo

https://yesmincanruslane.xyz/YjVmNGU0NmNhODlm/

https://kaderbaglantilarindayanisma.xyz/YjVmNGU0NmNhODlm/

https://sevgikadervedostlukhikayesi.xyz/YjVmNGU0NmNhODlm/

https://kaderseverleryolculuknotlari.xyz/YjVmNGU0NmNhODlm/

https://kadersohbetleriilepaylasim.xyz/YjVmNGU0NmNhODlm/

https://kaderinyansimalarindankareler.xyz/YjVmNGU0NmNhODlm/

https://kaderduygularivebaglantilar.xyz/YjVmNGU0NmNhODlm/

https://kadersevgininkalptenhikayesi.xyz/YjVmNGU0NmNhODlm/

https://kaderdostlukvegizemlianilar.xyz/YjVmNGU0NmNhODlm/

https://kadersozlerlehikayeveriyor.xyz/YjVmNGU0NmNhODlm/

https://kaderlerarasisamimiuyum.xyz/YjVmNGU0NmNhODlm/

https://kaderduygusalbagvetutkular.xyz/YjVmNGU0NmNhODlm/

https://kaderseverlerinrenklidunyasi.xyz/YjVmNGU0NmNhODlm/

https://kadersanatisozlerdeninsanlara.xyz/YjVmNGU0NmNhODlm/

https://kadersevgiyletasanumut.xyz/YjVmNGU0NmNhODlm/

https://kaderseverlerpaylasimbahcesi.xyz/YjVmNGU0NmNhODlm/

https://kaderdostlarivehayatbaglari.xyz/YjVmNGU0NmNhODlm/

https://kadersanatinrenkligolgeleri.xyz/YjVmNGU0NmNhODlm/

https://kaderinhayatdolasimbirligi.xyz/YjVmNGU0NmNhODlm/

https://kaderinsadekalptenyansimalari.xyz/YjVmNGU0NmNhODlm/

rc4.plain

Extracted

Family

octo

https://yesmincanruslane.xyz/YjVmNGU0NmNhODlm/

https://kaderbaglantilarindayanisma.xyz/YjVmNGU0NmNhODlm/

https://sevgikadervedostlukhikayesi.xyz/YjVmNGU0NmNhODlm/

https://kaderseverleryolculuknotlari.xyz/YjVmNGU0NmNhODlm/

https://kadersohbetleriilepaylasim.xyz/YjVmNGU0NmNhODlm/

https://kaderinyansimalarindankareler.xyz/YjVmNGU0NmNhODlm/

https://kaderduygularivebaglantilar.xyz/YjVmNGU0NmNhODlm/

https://kadersevgininkalptenhikayesi.xyz/YjVmNGU0NmNhODlm/

https://kaderdostlukvegizemlianilar.xyz/YjVmNGU0NmNhODlm/

https://kadersozlerlehikayeveriyor.xyz/YjVmNGU0NmNhODlm/

https://kaderlerarasisamimiuyum.xyz/YjVmNGU0NmNhODlm/

https://kaderduygusalbagvetutkular.xyz/YjVmNGU0NmNhODlm/

https://kaderseverlerinrenklidunyasi.xyz/YjVmNGU0NmNhODlm/

https://kadersanatisozlerdeninsanlara.xyz/YjVmNGU0NmNhODlm/

https://kadersevgiyletasanumut.xyz/YjVmNGU0NmNhODlm/

https://kaderseverlerpaylasimbahcesi.xyz/YjVmNGU0NmNhODlm/

https://kaderdostlarivehayatbaglari.xyz/YjVmNGU0NmNhODlm/

https://kadersanatinrenkligolgeleri.xyz/YjVmNGU0NmNhODlm/

https://kaderinhayatdolasimbirligi.xyz/YjVmNGU0NmNhODlm/

https://kaderinsadekalptenyansimalari.xyz/YjVmNGU0NmNhODlm/

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/4510-0.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.wave.episode/app_choice/Ksbf.json	4510	com.wave.episode

Makes use of the framework's Accessibility service 4 TTPs 2 IoCs

Retrieves information displayed on the phone screen using AccessibilityService.

collection defense_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.wave.episode
Framework service call	android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByViewId	com.wave.episode

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.wave.episode

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.

defense_evasion persistence

Foreground Persistence

T1541

description	ioc	Process
Framework service call	android.app.IActivityManager.setServiceForeground	com.wave.episode

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.wave.episode
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.wave.episode
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.wave.episode
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.wave.episode

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.wave.episode

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.wave.episode

Requests disabling of battery optimizations (often used to enable hiding in the background). 1 TTPs 1 IoCs

defense_evasion

User Evasion

T1628.002

description	ioc	Process
Intent action	android.settings.REQUEST_IGNORE_BATTERY_OPTIMIZATIONS	com.wave.episode

Requests modifying system settings. 1 IoCs

defense_evasion

description	ioc	Process
Intent action	android.settings.action.MANAGE_WRITE_SETTINGS	com.wave.episode

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.wave.episode

com.wave.episode
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:4510

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

Replay Monitor

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Downloads

/data/data/com.wave.episode/app_choice/Ksbf.json

Filesize
153KB

MD5
4f67af7e9f31b52b59a766ff1b85f7cb

SHA1
ddf7784a78ed34dfad458796a22ff7e1f68a64d5

SHA256
9ebfc9ec9f5e8f9d825d9e572f8593352bceadc3b9393ad034d5f01299f35e67

SHA512
27934551585863aeeaae55fc9ba9129e922b18f2b3d70face1960ca018feb30e902550839d9c0c3f20b648e39dcc99e408b55c58f90a32c8e82cf02bc99166a1

Download Submit
/data/data/com.wave.episode/app_choice/Ksbf.json

Filesize
153KB

MD5
daa6a77a3e943324318d524b6c5208d3

SHA1
fac1890c8250076b2e51fd8af8560355fe1592c8

SHA256
18677d653b279de4671da3971b22d6156b808417ad96d019c236ddd2e1fc3d41

SHA512
1543be6914d91bd15487a229c248b2caed39e50fc9be56dc0297feac2ae58afe5864c27609ac95db00dd01bb63f53d6458ebc7bda814c454510d028c3c92e40c

Download Submit
/data/user/0/com.wave.episode/app_choice/Ksbf.json

Filesize
451KB

MD5
b712af50a76f2679eb6c7ae035a1b985

SHA1
81d36928ef537373e66e9d4dcdef00276ecb8f9b

SHA256
da53dc9a82f6b09cacb0128aebe86f9b3e1c025c2096ab309517b79b24b7738c

SHA512
847a5569b757461257c8d17bfecdc0b620f8d0df17e316c7a2369002fdc11c5df496e07c670855d7bbf933089328b52d185770ac08f0f325b170cfd7b6b0bfb2

Download Submit

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Mobile v15

Replay Monitor

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Downloads