octo | 7a7f42d28d65a10f934af656bc714c8b6d0a02c1f6cb1374c272b83cc71caacf

Analysis

max time kernel
18s
max time network
27s
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
11-01-2025 16:31

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

7a7f42d28d65a10f934af656bc714c8b6d0a02c1f6cb1374c272b83cc71caacf.apk
Size

7.3MB
MD5

aa591286f90c59932abee9fc9930f66e
SHA1

58f4bdb75a0215669325cd574e428ebe2b3d1602
SHA256

7a7f42d28d65a10f934af656bc714c8b6d0a02c1f6cb1374c272b83cc71caacf
SHA512

3b6e73606351451e7f7361f3918d83704ebda0e6b4335509907f9107e5938237a82c291a9fa3b8a7d0bd3e1ef609bb6e5c79d966126b8819f94f614c89538957
SSDEEP

98304:I6R80wrSHf27iE3XHVKl55iSRGFC9sFh8gmq5Rs/0:Ig80RO7V3XHUnrN9sFh8gmq5RT

Score

10^/10

octo banker collection credential_access discovery evasion impact infostealer persistence rat trojan

Malware Config

Extracted

Family

octo

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
behavioral1/memory/4315-1.dex	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.center_frameworkct37/app_throw/jdpWhlh.json	4315	com.center_frameworkct37
Anonymous-DexFile@0xc30f8000-0xc317b8fc	4315	com.center_frameworkct37

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.center_frameworkct37
Framework service call	android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByViewId	com.center_frameworkct37

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.center_frameworkct37

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.center_frameworkct37

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.center_frameworkct37

Queries the unique device ID (IMEI, MEID, IMSI) 1 TTPs
discovery

System Network Configuration Discovery
T1422
Reads information about phone network operator. 1 TTPs
discovery

System Network Configuration Discovery
T1422

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.center_frameworkct37

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.center_frameworkct37

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.center_frameworkct37

Checks CPU information 2 TTPs 1 IoCs

System Checks

T1633.001

System Information Discovery

T1426

description	ioc	Process
File opened for read	/proc/cpuinfo	com.center_frameworkct37

Checks memory information 2 TTPs 1 IoCs

System Checks

T1633.001

System Information Discovery

T1426

description	ioc	Process
File opened for read	/proc/meminfo	com.center_frameworkct37

com.center_frameworkct37
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
- Queries the mobile country code (MCC)
- Requests disabling of battery optimizations (often used to enable hiding in the background).
- Registers a broadcast receiver at runtime (usually for listening for system events)
- Uses Crypto APIs (Might try to encrypt user data)
- Checks CPU information
- Checks memory information
PID:4315

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

User Evasion

T1628.002

Input Injection

T1516

Virtualization/Sandbox Evasion

T1633

System Checks

T1633.001

Credential Access

Input Capture

T1417

GUI Input Capture

T1417.002

Keylogging

T1417.001

Discovery

Software Discovery

T1418

Security Software Discovery

T1418.001

System Information Discovery

T1426

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

Loading Replay Monitor...

Downloads

/data/data/com.center_frameworkct37/.global.com.center_frameworkct37

Filesize
48B

MD5
046a414913add6f5bb60072c7db819b6

SHA1
451ee4f6809260aec622d772fd329c7d0297a842

SHA256
b66c1320cb063a1d391c94273572ea6edae76c8c8b0a07f8d75c88686f0df72a

SHA512
4e6355f3051ed5e811ab030abde1f5be7f5e1cf33be99cd08477e9b6c015deb1d8bd75a09fb9c7176b8511c5ad0a67abc0902a3531e97564ccb6afc57496a47c

Download Submit
/data/data/com.center_frameworkct37/app_throw/jdpWhlh.json

Filesize
1018B

MD5
3e3e354d07b7037245078096031a814f

SHA1
1792601e5e4781592b14724163b66b6adcc47b55

SHA256
69f60ea871048fa181c2a6bc88c458bcba07b43273d54751af9ad07e72343af5

SHA512
cef3ae3aafd54b5b707ca839dc0eab9bbadceb8e8c0221dfb2500a77a081fcaab259853dae0dc1f08d7a16a7308d4863e800ac24cec69d078aa6c6754d993187

Download Submit
/data/data/com.center_frameworkct37/app_throw/jdpWhlh.json

Filesize
1018B

MD5
ac447a5c892bee24ecd313f641935d94

SHA1
165533d23854e5ae659f3a95493a334659cf629b

SHA256
35526c5aa2353a08fd0242ddd96b0613daab8376844d4d4b57eebf947b005418

SHA512
639c4d719c876e64287c0acc2cc6ad2912929f10e367ba854284d7e5c60f0d945c2c320cc0d49058b8fc62e50ad29889b72ec483e9bea0ec236551df19717bc2

Download Submit
/data/data/com.center_frameworkct37/files/.q

Filesize
307KB

MD5
4e73947cabb5db3f92ca85004981b754

SHA1
6d9667fdb0280ed2dcb782b4683e422a51bdc601

SHA256
6db94232e756b90ed437f1bc87dc38cf20fb2e7c7a19a5e40c6c17254b7e234c

SHA512
be8b500a7070af1dfb53b0cf1a7b327dadc4e163a6dad905496ac228c58cd1ed87b054533917924455d35e9b300683ae33e1bcdd91935a5dbae1d693c3e13d69

Download Submit
/data/user/0/com.center_frameworkct37/app_throw/jdpWhlh.json

Filesize
1KB

MD5
537493871ae73830963a2f929cd3cb3e

SHA1
3aca9b756d36a336b36db714ab91a42f745bf133

SHA256
329e3b3796c3cd741e30958979192a31de9de63d810ee7c65bdb28127677d0de

SHA512
f92e0b657424f3ba8997af8b32181ffe26811cbae2dc6a865bb1c231737256991127c10376ecdd8c25e7d53be3f699de15dc5fe6252cc6f5109a0cfbb7112ef7

Download Submit
Anonymous-DexFile@0xc30f8000-0xc317b8fc

Filesize
526KB

MD5
8c9b6516b4ac73283e2c2c99492c8770

SHA1
0d75e879ff374b8562e3f4e579a536b70eb213e1

SHA256
25e56ec224f8931cd49355c666ce1fb904d6248eff80398370e139ccc2f8c98e

SHA512
0d2263b31dbf9e39c34b7222042fb1c86c0e7d7c088eeddf09934c3cdaf726f56e162b8ea670fbd4471712a44ad56bacd076828ce94128183f5daad38bbbda4c

Download Submit

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Mobile v15

Replay Monitor

Loading Replay Monitor...

Downloads