octo | c09f9c6f0a6cf28a16f8bf38763569e846ab224d3a297c9fc3710fa953c73885

Analysis

max time kernel
146s
max time network
138s
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
17-12-2024 22:01

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General

Target

c09f9c6f0a6cf28a16f8bf38763569e846ab224d3a297c9fc3710fa953c73885.apk
Size

2.0MB
MD5

605ee22d6a39c0cd8360e62c00d7a33d
SHA1

68be1f3d4f31cede68489ace48a16895ecf01514
SHA256

c09f9c6f0a6cf28a16f8bf38763569e846ab224d3a297c9fc3710fa953c73885
SHA512

b1adbef8bb3e701d8581cd2cc8f5d3aa08b043a3fa72096082b27064f06d3396a30a90fa3fa38a905906c997f107aa09170c4a1808640629a398e9ef76224702
SSDEEP

49152:ZNNNJQ7JKWS6P0pz+gYejvjYYtiIQPzKbx2cEY9zGYV2qvZ78SGs+XelvM:lQVXS6P0pFYcDx1bx2cECH2qvZA938M

Score

10^/10

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

Malware Config

Extracted

Family

octo

https://hayatvesanatguzellikduygusu.xyz/YmJlYTFiODdkMjcz/

https://mutlulukvesessizlikyolculugu.xyz/YmJlYTFiODdkMjcz/

https://yasamvesahtekarguzellik.xyz/YmJlYTFiODdkMjcz/

https://sevincligunlertatminkar.xyz/YmJlYTFiODdkMjcz/

https://dogaltatvesanatyaklasimi.xyz/YmJlYTFiODdkMjcz/

https://hayatlarinhuzurvesessiz.xyz/YmJlYTFiODdkMjcz/

https://keyifligunlerinfirsatlari.xyz/YmJlYTFiODdkMjcz/

https://sevgiiledoluyasamyolu.xyz/YmJlYTFiODdkMjcz/

https://sakinlikvehayatderinligi.xyz/YmJlYTFiODdkMjcz/

https://sanatvesanatcihayatlari.xyz/YmJlYTFiODdkMjcz/

https://ilhamdolubirhayat.xyz/YmJlYTFiODdkMjcz/

https://zenginlikvebasarihikayesi.xyz/YmJlYTFiODdkMjcz/

https://kalpvesanatdostlukhikaye.xyz/YmJlYTFiODdkMjcz/

https://mutlugunlerinyasamayolu.xyz/YmJlYTFiODdkMjcz/

https://yasananhayatinduygular.xyz/YmJlYTFiODdkMjcz/

https://dogaylaisbirligiyolu.xyz/YmJlYTFiODdkMjcz/

https://hosgoruhayatvekultur.xyz/YmJlYTFiODdkMjcz/

https://hayalguclesanatbaglantisi.xyz/YmJlYTFiODdkMjcz/

https://sadelikvehayatfelsefesi.xyz/YmJlYTFiODdkMjcz/

https://dogaldostlukvesanat.xyz/YmJlYTFiODdkMjcz/

rc4.plain

Extracted

Family

octo

https://hayatvesanatguzellikduygusu.xyz/YmJlYTFiODdkMjcz/

https://mutlulukvesessizlikyolculugu.xyz/YmJlYTFiODdkMjcz/

https://yasamvesahtekarguzellik.xyz/YmJlYTFiODdkMjcz/

https://sevincligunlertatminkar.xyz/YmJlYTFiODdkMjcz/

https://dogaltatvesanatyaklasimi.xyz/YmJlYTFiODdkMjcz/

https://hayatlarinhuzurvesessiz.xyz/YmJlYTFiODdkMjcz/

https://keyifligunlerinfirsatlari.xyz/YmJlYTFiODdkMjcz/

https://sevgiiledoluyasamyolu.xyz/YmJlYTFiODdkMjcz/

https://sakinlikvehayatderinligi.xyz/YmJlYTFiODdkMjcz/

https://sanatvesanatcihayatlari.xyz/YmJlYTFiODdkMjcz/

https://ilhamdolubirhayat.xyz/YmJlYTFiODdkMjcz/

https://zenginlikvebasarihikayesi.xyz/YmJlYTFiODdkMjcz/

https://kalpvesanatdostlukhikaye.xyz/YmJlYTFiODdkMjcz/

https://mutlugunlerinyasamayolu.xyz/YmJlYTFiODdkMjcz/

https://yasananhayatinduygular.xyz/YmJlYTFiODdkMjcz/

https://dogaylaisbirligiyolu.xyz/YmJlYTFiODdkMjcz/

https://hosgoruhayatvekultur.xyz/YmJlYTFiODdkMjcz/

https://hayalguclesanatbaglantisi.xyz/YmJlYTFiODdkMjcz/

https://sadelikvehayatfelsefesi.xyz/YmJlYTFiODdkMjcz/

https://dogaldostlukvesanat.xyz/YmJlYTFiODdkMjcz/

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 2 IoCs

resource	yara_rule
behavioral1/memory/4274-0.dex	family_octo
behavioral1/memory/4249-0.dex	family_octo

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

stealth trojan evasion

Suppress Application Icon

T1628.001

pid	Process
4249	com.shield.member

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.shield.member/app_enter/EFN.json	4274	/system/bin/dex2oat --instruction-set=x86 --instruction-set-features=ssse3,-sse4.1,-sse4.2,-avx,-avx2,-popcnt --runtime-arg -Xhidden-api-checks --runtime-arg -Xrelocate --boot-image=/system/framework/boot.art --runtime-arg -Xms64m --runtime-arg -Xmx512m --instruction-set-variant=x86 --instruction-set-features=default --inline-max-code-units=0 --compact-dex-level=none --dex-file=/data/user/0/com.shield.member/app_enter/EFN.json --output-vdex-fd=41 --oat-fd=42 --oat-location=/data/user/0/com.shield.member/app_enter/oat/x86/EFN.odex --compiler-filter=quicken --class-loader-context=&
/data/user/0/com.shield.member/app_enter/EFN.json	4249	com.shield.member

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.shield.member
Framework service call	android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByViewId	com.shield.member

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.shield.member

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.shield.member

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.shield.member
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.shield.member
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.shield.member
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.shield.member

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.shield.member

Queries the unique device ID (IMEI, MEID, IMSI) 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.shield.member

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.shield.member

Requests modifying system settings. 1 IoCs

evasion

description	ioc	Process
Intent action	android.settings.action.MANAGE_WRITE_SETTINGS	com.shield.member

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.shield.member

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.shield.member

com.shield.member
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).
- Requests modifying system settings.
- Registers a broadcast receiver at runtime (usually for listening for system events)
- Uses Crypto APIs (Might try to encrypt user data)
PID:4249
- /system/bin/dex2oat --instruction-set=x86 --instruction-set-features=ssse3,-sse4.1,-sse4.2,-avx,-avx2,-popcnt --runtime-arg -Xhidden-api-checks --runtime-arg -Xrelocate --boot-image=/system/framework/boot.art --runtime-arg -Xms64m --runtime-arg -Xmx512m --instruction-set-variant=x86 --instruction-set-features=default --inline-max-code-units=0 --compact-dex-level=none --dex-file=/data/user/0/com.shield.member/app_enter/EFN.json --output-vdex-fd=41 --oat-fd=42 --oat-location=/data/user/0/com.shield.member/app_enter/oat/x86/EFN.odex --compiler-filter=quicken --class-loader-context=&
  2⤵
  - Loads dropped Dex/Jar
  PID:4274

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.shield.member/app_enter/EFN.json

Filesize
153KB

MD5
840e676c035cffcc75813e39e26f815b

SHA1
5c64a11d8f978dc2da2cb7b6fc594aaeb75bd12c

SHA256
6412aaa0769ef9ae541abbbe186c4db5705e13edf230af518567ca50ce7789ca

SHA512
4427af975a503a679e896433d7e030959642857e85679d2040e115546ab48415aa0a7c3c5a0340f2e17199b6d016fd15e49dd9109bb5f7e2dc9a9687f116b481

Download Submit
/data/data/com.shield.member/app_enter/EFN.json

Filesize
153KB

MD5
ef689242ff209c2db3fe13b04628a2df

SHA1
2b1af7930a2458b562e3ea1739be206d95a5ea87

SHA256
733faeac8ae9ffa91d33c27f93f8988b7ea90b1499d9a1ccf50722e676638289

SHA512
36ac2bd6b574f35401a13602dc839fc4450b287ead72cb1d09231605795a1c83a16cd0d834f9f63499ab0468ff14dc6217c843de9b2b049b7ececfef7b6eee20

Download Submit
/data/user/0/com.shield.member/app_enter/EFN.json

Filesize
450KB

MD5
b122fbe9a92722ad5febd25c214bb1a8

SHA1
1f7d2f2b89fd14510c70f41b9a4b8ecfa96e5a05

SHA256
23df09396ed3b96eeeb48f913649868ed8ef8d237c57373104e4b532bc3246fc

SHA512
fa1a5b360d5fde095280fa03cc36536b1e7dd0790ab9842a169753af635ce72c86b36a33ff3face97bb6177c85a160a925eda4370491f744a27a0fe2158d1f41

Download Submit
/data/user/0/com.shield.member/app_enter/EFN.json

Filesize
450KB

MD5
bf097478a7a3482477aa4514b6709dfb

SHA1
989227f267703dc591528f65fdcc59410b9c42a9

SHA256
080f8be2fcb3655bce27cbf5f48eb5c1e75535ed39222142eb11ec76bc53316b

SHA512
c6724dfeaf8d4791514e2e1cfc326821bd146b6bccfd22e83f186c0175f836ee46b37588e25a75359d4f50936fbf8ad6fe967bde1ab49bc68ea8dc643c8bc180

Download Submit

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Mobile v15

Replay Monitor

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Downloads