octo | d96173d6a98242950fd8797d8b36a8836abce6a991c9f987d84514dee1d7309f

Analysis

max time kernel
142s
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
21/03/2025, 18:56

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General

Target

base.apk
Size

7.1MB
MD5

ef9ca4ebd1e4f8c345a8ef2c9cbcb756
SHA1

cc378fa2d6b2af6dcf65f8c8608fa5e0306f0f45
SHA256

0ed5e46d9da10084baa9cad664f2f54b15ace995208e171d5c49c56466a64146
SHA512

f9a0abd1d8be2ab13d6cc2c70ef946075bc18f0b0400b0814e0855c617c6506701c8b4f7341d643b52f75049d11ff8ec3bf6b65a3bfaa329b3591700d161980e
SSDEEP

98304:R5iSRG9jujVKjJsDSj76Rs4J3z8pPcoAABKPbfUfmNB6Ae0OR5Y:RrBU1s2j76RH8yoAC+NV

Score

10^/10

octo banker collection credential_access defense_evasion discovery evasion impact infostealer persistence rat stealth 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
behavioral4/memory/4319-1.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
4319	com.handed_wlantestc74

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.handed_wlantestc74/app_buyer/bFUoSrN.json	4319	com.handed_wlantestc74
Anonymous-DexFile@0xc3376000-0xc33fa310	4319	com.handed_wlantestc74

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.handed_wlantestc74
Framework service call	android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByViewId	com.handed_wlantestc74

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.handed_wlantestc74

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.handed_wlantestc74

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.handed_wlantestc74

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 enabling of the accessibility settings. 1 IoCs

description	ioc	Process
Intent action	android.settings.ACCESSIBILITY_SETTINGS	com.handed_wlantestc74

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.handed_wlantestc74

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.handed_wlantestc74

com.handed_wlantestc74
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
- Queries the mobile country code (MCC)
- Requests enabling of the accessibility settings.
- Registers a broadcast receiver at runtime (usually for listening for system events)
- Uses Crypto APIs (Might try to encrypt user data)
PID:4319

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

Input Injection

T1516

Credential Access

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

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.handed_wlantestc74/.global.com.handed_wlantestc74

Filesize
48B

MD5
046a414913add6f5bb60072c7db819b6

SHA1
451ee4f6809260aec622d772fd329c7d0297a842

SHA256
b66c1320cb063a1d391c94273572ea6edae76c8c8b0a07f8d75c88686f0df72a

SHA512
4e6355f3051ed5e811ab030abde1f5be7f5e1cf33be99cd08477e9b6c015deb1d8bd75a09fb9c7176b8511c5ad0a67abc0902a3531e97564ccb6afc57496a47c

Download Submit
/data/data/com.handed_wlantestc74/app_buyer/bFUoSrN.json

Filesize
1005B

MD5
9b419dacb611e17f57642e96bc85d879

SHA1
a707e337dfa8c69dfad994557e2f266a1f68edfa

SHA256
4e8aa5cc88340ece3bcbe3b947a8de8717c12778511500db3529f4bb5ceaae56

SHA512
68a35399dfeab4ed7f17ed46ac422d790533c1d5fb359a992b365e15bfc17eebe005b828f0a3de043d615f51dce16bf3395aa6201c7001b2247442ca94661be9

Download Submit
/data/data/com.handed_wlantestc74/app_buyer/bFUoSrN.json

Filesize
1005B

MD5
bf5fd9cbc0ee1f213b37e25eb899776e

SHA1
0a8700c6b743a04709b857e91a73b94e17563fe8

SHA256
3ea0dec6b7ec4309e93430e9c9cc4cd54243d7112b84be7ad4be9dc8dcb36a1c

SHA512
4dd166536690e5637e888265f935d33ed556a9023614e5acdcc7a8a71a03b8fba95785736c02eae6305edfcef16f5c6a332018139101de827470eb6dd78c8158

Download Submit
/data/data/com.handed_wlantestc74/files/.v

Filesize
307KB

MD5
4e73947cabb5db3f92ca85004981b754

SHA1
6d9667fdb0280ed2dcb782b4683e422a51bdc601

SHA256
6db94232e756b90ed437f1bc87dc38cf20fb2e7c7a19a5e40c6c17254b7e234c

SHA512
be8b500a7070af1dfb53b0cf1a7b327dadc4e163a6dad905496ac228c58cd1ed87b054533917924455d35e9b300683ae33e1bcdd91935a5dbae1d693c3e13d69

Download Submit
/data/user/0/com.handed_wlantestc74/app_buyer/bFUoSrN.json

Filesize
1KB

MD5
fd7cf01706c59263c15f2ce3ad438453

SHA1
5b0ac9b2c9fbbaf64bab92df3c1e192169d3da5a

SHA256
6f8088e81d70caf4f4e3a0fcbf7bfa96e9be9f6eee327e3ecef212c7eacaf684

SHA512
88562848d97db96a0cc2fd350ce5ea4fa57b221271d7d249c730084d2fd173c99511206e3625c8d328100ffa9c6bc1785430c8c422251fc8c14b00599a762b87

Download Submit
Anonymous-DexFile@0xc3376000-0xc33fa310

Filesize
528KB

MD5
60ef4ab7b1d3a3617e723e4a8bc260b7

SHA1
8e46dff699126d1c34cc3dd695e72d5ede849c34

SHA256
60059ed5fe314648e53ee945ce653f1ec720b7077717476e89ad2b9e2380e89f

SHA512
72fdb7e913f32a4734fcee4ec9ec2dc53fdeb8260ffce2efc606e4473316810945cfde17d5d77446550ccb2bf8687075cc9ec0b23ea975cd929630be57a388c0

Download Submit

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Mobile v15

Replay Monitor

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Downloads