octo | ba9f25a625296e3ce6b708b405cea0b06c4d61aea8e4c705415d428949167e07

Analysis

max time kernel
145s
max time network
132s
platform
android_x64
resource
android-x64-arm64-20240624-en
resource tags

androidarch:armarch:arm64arch:x64arch:x86image:android-x64-arm64-20240624-enlocale:en-usos:android-11-x64system
submitted
19-10-2024 22:12

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General

Target

ba9f25a625296e3ce6b708b405cea0b06c4d61aea8e4c705415d428949167e07.apk
Size

541KB
MD5

d4292bec5993a16b2ee160829e7b6734
SHA1

9f23afd646ded5acf657006243caf2a79f5ced26
SHA256

ba9f25a625296e3ce6b708b405cea0b06c4d61aea8e4c705415d428949167e07
SHA512

0d71005ecde8f1e8416b8ebe3660150486a49beca6e8f0fed6d9ce934bbcc1362b68f3cf7b289f47648d57acedc1bb8c9c487ca75930793e6aca91392fbccec1
SSDEEP

12288:IhsUNK4zfjPDznrhstoP1/0rf11CPCCvD4vY7LtzuctQbmnA:esYjzfDDznr61yP/DEYXBuOimnA

Score

10^/10

octo banker collection credential_access discovery evasion impact infostealer persistence rat trojan

Malware Config

Extracted

Family

octo

https://sesquipedalianism.org/YWFiM2VkMmFmNWFh/

https://tree-house-cat.org/YWFiM2VkMmFmNWFh/

https://honorificabilitudinitatibus.org/YWFiM2VkMmFmNWFh/

https://abaciscus.org/YWFiM2VkMmFmNWFh/

https://red-mountain-go.com/YWFiM2VkMmFmNWFh/

https://nightlamp-top.com/YWFiM2VkMmFmNWFh/

https://double-popl-bit.com/YWFiM2VkMmFmNWFh/

https://interactive-picture.org/YWFiM2VkMmFmNWFh/

rc4.plain

Extracted

Family

octo

https://sesquipedalianism.org/YWFiM2VkMmFmNWFh/

https://tree-house-cat.org/YWFiM2VkMmFmNWFh/

https://honorificabilitudinitatibus.org/YWFiM2VkMmFmNWFh/

https://abaciscus.org/YWFiM2VkMmFmNWFh/

https://red-mountain-go.com/YWFiM2VkMmFmNWFh/

https://nightlamp-top.com/YWFiM2VkMmFmNWFh/

https://double-popl-bit.com/YWFiM2VkMmFmNWFh/

https://interactive-picture.org/YWFiM2VkMmFmNWFh/

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.turnground07/cache/jjqbkhtovyt	4505	com.turnground07
/data/user/0/com.turnground07/cache/jjqbkhtovyt	4505	com.turnground07

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.turnground07
Framework service call	android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByViewId	com.turnground07

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.turnground07

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.turnground07

Performs UI accessibility actions on behalf of the user 1 TTPs 2 IoCs

Application may abuse the accessibility service to prevent their removal.

evasion

Prevent Application Removal

T1629.001

ioc	Process
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.turnground07
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.turnground07

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.turnground07

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.turnground07

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.turnground07

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.turnground07

com.turnground07
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).
- Uses Crypto APIs (Might try to encrypt user data)
PID:4505

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/user/0/com.turnground07/cache/jjqbkhtovyt

Filesize
449KB

MD5
8bb64d202faf830e2c1e70c1fa65c68b

SHA1
3730f851d6e8c5f421bc658de0b8a7bfb48aef1d

SHA256
69258f365dfa3cd0c1b95631ca360edacc59542f0b57af415386533f365e94b5

SHA512
cf90cf1c9212545195c1e293239904156e7cbb50fc222e76a290f3187855d2ea584479b62024c772b3a720f2f23e65fd01f6a1aa4552e5c1d81708a279369d38

Download Submit
/data/user/0/com.turnground07/cache/oat/jjqbkhtovyt.cur.prof

Filesize
319B

MD5
e3c8815f75e831edc2492177eac22a2f

SHA1
27d07547a5c41347b2aaf4acbd73e495d6e05287

SHA256
142373ce536af7f95de7be49b8171a658b415258f0d82033da7c1c4cc1ac9e1c

SHA512
28bd8e8c7d783c86cd3b8b235df61cacd703ea9bae14860d5daadc3734b6c2f53f1db60933e41e0f4e7c1d0f3dfe7cfa1db3a6dff54745b92308634e497110f9

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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