octo | 2c97aa5c1ea9376207d178fa38a8c7e16d8cc7375014906d92724569b1fc6a13

Analysis

max time kernel
147s
max time network
156s
platform
android-10_x64
resource
android-x64-20240910-en
resource tags

arch:x64arch:x86image:android-x64-20240910-enlocale:en-usos:android-10-x64system
submitted
25-11-2024 22:01

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General

Target

2c97aa5c1ea9376207d178fa38a8c7e16d8cc7375014906d92724569b1fc6a13.apk
Size

1.8MB
MD5

79719417d9edf9063fca68bad0e76489
SHA1

4ae927b2861249c49c514bd7d1b2d3ed6ed8529d
SHA256

2c97aa5c1ea9376207d178fa38a8c7e16d8cc7375014906d92724569b1fc6a13
SHA512

6c5185239fcf0412a2efe73740c26a00f9b746d6e27336568e6331addc0880bf7e3034854cdc52fde90b25e1106912664832fbedcccdea84e9be8473e2abce73
SSDEEP

49152:TzyxqF+G/fWIk5LMZnANRdROU/9dqVuNobBEr4vMPutXXz:XyK/+Ik5LMZANRmE3q46bBEEU8z

Score

10^/10

octo banker collection credential_access discovery evasion impact infostealer persistence rat trojan

Malware Config

Extracted

Family

octo

https://sunshinexy.top/YTZhZjliODdlYTI4/

https://rainbowpz.top/YTZhZjliODdlYTI4/

https://dreamerql.top/YTZhZjliODdlYTI4/

https://butterflyjw.top/YTZhZjliODdlYTI4/

https://fireworksmn.top/YTZhZjliODdlYTI4/

https://starlightfb.top/YTZhZjliODdlYTI4/

https://oceanicrl.top/YTZhZjliODdlYTI4/

https://freedomgz.top/YTZhZjliODdlYTI4/

https://harmonytk.top/YTZhZjliODdlYTI4/

https://mountainwb.top/YTZhZjliODdlYTI4/

https://whisperjq.top/YTZhZjliODdlYTI4/

https://velocitypw.top/YTZhZjliODdlYTI4/

https://twilightxz.top/YTZhZjliODdlYTI4/

https://adventureht.top/YTZhZjliODdlYTI4/

https://serenityzc.top/YTZhZjliODdlYTI4/

https://mysticgk.top/YTZhZjliODdlYTI4/

https://galaxyud.top/YTZhZjliODdlYTI4/

https://sapphireqv.top/YTZhZjliODdlYTI4/

https://crystalhr.top/YTZhZjliODdlYTI4/

https://twinklels.top/YTZhZjliODdlYTI4/

rc4.plain

Extracted

Family

octo

https://sunshinexy.top/YTZhZjliODdlYTI4/

https://rainbowpz.top/YTZhZjliODdlYTI4/

https://dreamerql.top/YTZhZjliODdlYTI4/

https://butterflyjw.top/YTZhZjliODdlYTI4/

https://fireworksmn.top/YTZhZjliODdlYTI4/

https://starlightfb.top/YTZhZjliODdlYTI4/

https://oceanicrl.top/YTZhZjliODdlYTI4/

https://freedomgz.top/YTZhZjliODdlYTI4/

https://harmonytk.top/YTZhZjliODdlYTI4/

https://mountainwb.top/YTZhZjliODdlYTI4/

https://whisperjq.top/YTZhZjliODdlYTI4/

https://velocitypw.top/YTZhZjliODdlYTI4/

https://twilightxz.top/YTZhZjliODdlYTI4/

https://adventureht.top/YTZhZjliODdlYTI4/

https://serenityzc.top/YTZhZjliODdlYTI4/

https://mysticgk.top/YTZhZjliODdlYTI4/

https://galaxyud.top/YTZhZjliODdlYTI4/

https://sapphireqv.top/YTZhZjliODdlYTI4/

https://crystalhr.top/YTZhZjliODdlYTI4/

https://twinklels.top/YTZhZjliODdlYTI4/

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
behavioral2/memory/5161-0.dex	family_octo

Loads dropped Dex/Jar 1 TTPs 1 IoCs

Runs executable file dropped to the device during analysis.

evasion

Download New Code at Runtime

T1407

ioc	pid	Process
/data/user/0/com.sgakagak.agakagabs/app_solve/HAaiBg.json	5161	com.sgakagak.agakagabs

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.sgakagak.agakagabs
Framework service call	android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByViewId	com.sgakagak.agakagabs

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.sgakagak.agakagabs

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.sgakagak.agakagabs

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.sgakagak.agakagabs
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.sgakagak.agakagabs
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.sgakagak.agakagabs
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.sgakagak.agakagabs

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.sgakagak.agakagabs

Reads information about phone network operator. 1 TTPs
discovery

System Network Configuration Discovery
T1422

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.sgakagak.agakagabs

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.sgakagak.agakagabs

com.sgakagak.agakagabs
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)
- Registers a broadcast receiver at runtime (usually for listening for system events)
- Uses Crypto APIs (Might try to encrypt user data)
PID:5161

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

Impair Defenses

T1629

Prevent Application Removal

T1629.001

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.sgakagak.agakagabs/app_solve/HAaiBg.json

Filesize
152KB

MD5
e8e4e38e6c9de2d9f04ef655e00307c2

SHA1
723ffe35cec06760d28633824b2de9a5b31b16ef

SHA256
6236caade2b3200a74dc0e15c9e6eeb08ed149aaf2c8675cb0e54f7fada78b7a

SHA512
a61d7874ae669d08236cc2d58e6928d094b7de1945bbcd66f31f8bee36c41188a68d7068eb8600848d01750702c66c416051d46ed99406a1f7d2ef32493c701c

Download Submit
/data/data/com.sgakagak.agakagabs/app_solve/HAaiBg.json

Filesize
152KB

MD5
d3b9d48ba72530b774f5e6d0480c9cbc

SHA1
087635f613a77838e4938582183e155dfaddad3e

SHA256
c707ca31b472281c625113d42aae518f206d595d04c9c5618524fd0fb235ac4f

SHA512
9d455522a92cfc42d6ab225d8608a2d740319915b7e43c6f571d7992eecab6123255142cb31c5b62254f1b610a25d2312c34b87c5e22050f9e83b733fd9ab5f3

Download Submit
/data/user/0/com.sgakagak.agakagabs/app_solve/HAaiBg.json

Filesize
450KB

MD5
7134c26c8a18b484fb00e41293537369

SHA1
e4d41638dacf8167e2e6def1fbf760565149b6e8

SHA256
0ca3354ad7a7dc960353c41e1e335b902a063446b1bb532109794faaa66bd83e

SHA512
1a89ec54a98b786e9bf4e27882e670dcc2771180bf5696c59cb929933b3f19979ab003097491caaafbf439ba14f1601decdd0d415ca9121b09e1fea9486ca76a

Download Submit

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Mobile v15

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Downloads