octo | 369a4fcff9a81ad31eea12cc741f67e65ddf1354653f17671af8595c1f77ab34

Analysis

max time kernel
149s
max time network
151s
platform
android-9_x86
resource
android-x86-arm-20240910-en
resource tags

arch:armarch:x86image:android-x86-arm-20240910-enlocale:en-usos:android-9-x86system
submitted
15-12-2024 22:09

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General

Target

369a4fcff9a81ad31eea12cc741f67e65ddf1354653f17671af8595c1f77ab34.apk
Size

1.8MB
MD5

723f8f0a7e64775034c43680a9519e1e
SHA1

ee3445d823f2b2183639d59ffdbdad04ae5e5cb6
SHA256

369a4fcff9a81ad31eea12cc741f67e65ddf1354653f17671af8595c1f77ab34
SHA512

ba53dcba9b3785ac990294ae4ecd8bce79bbd002fde1cef4c345d68c5921b40f493b1fde6645df5619d6be96a62b779c35592534cd6c0f1c46a8618fffd0d0aa
SSDEEP

49152:9xZJirFosFdIkLUSYhfWo+DKexZXJlBQxBTJ7a7b0xc/ROcwvjE0:9xZJi0knYtWHKSdQxhQ6cUjE0

Score

10^/10

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

Malware Config

Extracted

Family

octo

https://mutlubirhayatinsirlari.xyz/NTU2NjJkZjVmZTNm/

https://sevginindegismeyecekyolu.xyz/NTU2NjJkZjVmZTNm/

https://hayatinaslamutlulukkat.xyz/NTU2NjJkZjVmZTNm/

https://kisacanindegeryolculugu.xyz/NTU2NjJkZjVmZTNm/

https://umudunvebarisinyolu.xyz/NTU2NjJkZjVmZTNm/

https://hayatvesevgiileilerle.xyz/NTU2NjJkZjVmZTNm/

https://iyilikkucukdokunuslar.xyz/NTU2NjJkZjVmZTNm/

https://dogalhayatmutluluk.xyz/NTU2NjJkZjVmZTNm/

https://paylasmaylaartanhayat.xyz/NTU2NjJkZjVmZTNm/

https://sevgidunyasiyenifirsatlar.xyz/NTU2NjJkZjVmZTNm/

https://hayatsevgiveumut.xyz/NTU2NjJkZjVmZTNm/

https://yasamdavemutlulukkaynagi.xyz/NTU2NjJkZjVmZTNm/

https://kisilerdensevgiogren.xyz/NTU2NjJkZjVmZTNm/

https://hayatpaylasiminsanlari.xyz/NTU2NjJkZjVmZTNm/

https://umuttaasanmutluluk.xyz/NTU2NjJkZjVmZTNm/

https://dogasevgisidunyayikef.xyz/NTU2NjJkZjVmZTNm/

https://sevginintazekaynagi.xyz/NTU2NjJkZjVmZTNm/

https://hayatamutlulukvesigorta.xyz/NTU2NjJkZjVmZTNm/

https://yasananmutlulukhikayesi.xyz/NTU2NjJkZjVmZTNm/

https://duygusalbagveyasam.xyz/NTU2NjJkZjVmZTNm/

rc4.plain

Extracted

Family

octo

https://mutlubirhayatinsirlari.xyz/NTU2NjJkZjVmZTNm/

https://sevginindegismeyecekyolu.xyz/NTU2NjJkZjVmZTNm/

https://hayatinaslamutlulukkat.xyz/NTU2NjJkZjVmZTNm/

https://kisacanindegeryolculugu.xyz/NTU2NjJkZjVmZTNm/

https://umudunvebarisinyolu.xyz/NTU2NjJkZjVmZTNm/

https://hayatvesevgiileilerle.xyz/NTU2NjJkZjVmZTNm/

https://iyilikkucukdokunuslar.xyz/NTU2NjJkZjVmZTNm/

https://dogalhayatmutluluk.xyz/NTU2NjJkZjVmZTNm/

https://paylasmaylaartanhayat.xyz/NTU2NjJkZjVmZTNm/

https://sevgidunyasiyenifirsatlar.xyz/NTU2NjJkZjVmZTNm/

https://hayatsevgiveumut.xyz/NTU2NjJkZjVmZTNm/

https://yasamdavemutlulukkaynagi.xyz/NTU2NjJkZjVmZTNm/

https://kisilerdensevgiogren.xyz/NTU2NjJkZjVmZTNm/

https://hayatpaylasiminsanlari.xyz/NTU2NjJkZjVmZTNm/

https://umuttaasanmutluluk.xyz/NTU2NjJkZjVmZTNm/

https://dogasevgisidunyayikef.xyz/NTU2NjJkZjVmZTNm/

https://sevginintazekaynagi.xyz/NTU2NjJkZjVmZTNm/

https://hayatamutlulukvesigorta.xyz/NTU2NjJkZjVmZTNm/

https://yasananmutlulukhikayesi.xyz/NTU2NjJkZjVmZTNm/

https://duygusalbagveyasam.xyz/NTU2NjJkZjVmZTNm/

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/4357-0.dex	family_octo
behavioral1/memory/4332-0.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
4332	com.never.silver

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.never.silver/app_select/qoEmIY.json	4357	/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.never.silver/app_select/qoEmIY.json --output-vdex-fd=41 --oat-fd=42 --oat-location=/data/user/0/com.never.silver/app_select/oat/x86/qoEmIY.odex --compiler-filter=quicken --class-loader-context=&
/data/user/0/com.never.silver/app_select/qoEmIY.json	4332	com.never.silver

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.never.silver
Framework service call	android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByViewId	com.never.silver

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.never.silver

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.never.silver

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.never.silver
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.never.silver
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.never.silver
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.never.silver

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.never.silver

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.never.silver

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.never.silver

Requests modifying system settings. 1 IoCs

evasion

description	ioc	Process
Intent action	android.settings.action.MANAGE_WRITE_SETTINGS	com.never.silver

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.never.silver

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.never.silver

com.never.silver
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:4332
- /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.never.silver/app_select/qoEmIY.json --output-vdex-fd=41 --oat-fd=42 --oat-location=/data/user/0/com.never.silver/app_select/oat/x86/qoEmIY.odex --compiler-filter=quicken --class-loader-context=&
  2⤵
  - Loads dropped Dex/Jar
  PID:4357

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.never.silver/app_select/qoEmIY.json

Filesize
153KB

MD5
e131aaef62c796d012799b03949f29ed

SHA1
83f7bd2e2688f026b86b25d5b41b0b8c7791523b

SHA256
405b0d6726555b6948d6dd1b9ad2a65d85f3cef534f171fbb7f1439fb71ff25e

SHA512
64473b50c850a8d8cb35b766728e4ac4ea8bb1fd9d50870f24bf936b526c54df49e605a1796b10d4106e487d2b8923c5b904ddcca48bf0f69679166f064f2240

Download Submit
/data/data/com.never.silver/app_select/qoEmIY.json

Filesize
153KB

MD5
e1769787864b3690fa49dc3a61e36780

SHA1
628bac28fae46ee56bfe0ef8c7a18a153b311591

SHA256
60d1c8b556c781d21414acca7f84452a5e124961b35df344e4730eafe46149cb

SHA512
3d695e0263672044199c49d525fed972b2d3f527b11c433bbbcbea52d87b281eaf7c465a8a951413e92fb3554dd07609f2f2c8048f4061c42f0cfbe5941120de

Download Submit
/data/user/0/com.never.silver/app_select/qoEmIY.json

Filesize
450KB

MD5
dfa0c38e90df2ee8c0581726b5ebdaeb

SHA1
5fd0b24eeef447efa850ab90d4698d47ad4c3e96

SHA256
b03d93bedc8ad1e86f5b75baa5e918bea6c4d75f91d538926d5525754af141da

SHA512
d9044b1a631e7a319e5b24ed2ef5ca82f3d94e31ee4dfdfa4c23d1f0dd7c5cd4aa6bfdf61abcd5cc9cddf2db0acfc8a76fc6871112aea9e6154cbe159be1f3c1

Download Submit
/data/user/0/com.never.silver/app_select/qoEmIY.json

Filesize
450KB

MD5
13095146814da1754d1c8344f705d3ac

SHA1
d003b56e6d0c063214c25c6dd6685b028bc4209d

SHA256
b3cdb7115821376efc5a378a8cf2382429c2d3cadd1211bbb54617623e3d1280

SHA512
ead7dad904f09f20f6140eeadc254d64e701c63e4511189936be083c4521199e20d3f9638d6f300a4e2edc150decc97bda9e5eb99f1a5a16fd9d4c30ad389ba1

Download Submit

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Mobile v15

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Downloads