octo | 6163e26578dd05d4262879920d9a9faa40cd808d1eb477957c701ec7f2001b7d

Analysis

max time kernel
148s
max time network
153s
platform
android-10_x64
resource
android-x64-20240910-en
resource tags

arch:x64arch:x86image:android-x64-20240910-enlocale:en-usos:android-10-x64system
submitted
09/11/2024, 22:45

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General

Target

6163e26578dd05d4262879920d9a9faa40cd808d1eb477957c701ec7f2001b7d.apk
Size

2.6MB
MD5

41da5e36859632225cf69ea4b7a618c6
SHA1

03cc7955ed16456c41a2b40d22e78d15c0956f4e
SHA256

6163e26578dd05d4262879920d9a9faa40cd808d1eb477957c701ec7f2001b7d
SHA512

44f7ed25f07bc6aef0fa1b3d7f13092161e4b77642c92afef7574e2744110200dda4415cd409e515f509cd8c3b5039afdb971a45eb540ff290c1805ec150e575
SSDEEP

49152:N796H6+9kgVghnXM63vlbZNLBSHjD41BS98BFTEOO9reStplG5FlYCio4YItCQpF:N79E62rVCnNflbZNLBSDM189AYrltpEa

Score

10^/10

octo banker collection credential_access discovery evasion impact infostealer persistence rat trojan

Malware Config

Extracted

Family

octo

https://cizgifilmlervekarakterhikayeleri.xyz/MDQ2MTZjMDhlZDQy/

https://cocukanimasyonvesinemaustalari.xyz/MDQ2MTZjMDhlZDQy/

https://masalvecizgifilmkahramanlari.xyz/MDQ2MTZjMDhlZDQy/

https://sevimlikarakterlervesahneefektleri.xyz/MDQ2MTZjMDhlZDQy/

https://cizgifilmsanatvesinemaevreni.xyz/MDQ2MTZjMDhlZDQy/

https://eglencelihikayelervecizgidunyasi.xyz/MDQ2MTZjMDhlZDQy/

https://animasyonyapimcilariveoyuncular.xyz/MDQ2MTZjMDhlZDQy/

https://renklihayalguclerianimasyonlar.xyz/MDQ2MTZjMDhlZDQy/

https://cizgifilmklassikleriyenidonem.xyz/MDQ2MTZjMDhlZDQy/

https://eglencelianimasyonprojelerlistesi.xyz/MDQ2MTZjMDhlZDQy/

https://cizgianimasyonvedijitalhikayeler.xyz/MDQ2MTZjMDhlZDQy/

https://kahramanvetuhafcanlilarhikayesi.xyz/MDQ2MTZjMDhlZDQy/

https://eglencevedostcancizgifilmler.xyz/MDQ2MTZjMDhlZDQy/

https://cizgidunyasindakiyenikarakterler.xyz/MDQ2MTZjMDhlZDQy/

https://animasyonvegorselsanatgezileri.xyz/MDQ2MTZjMDhlZDQy/

https://cizgifilmvedegisimkulturler.xyz/MDQ2MTZjMDhlZDQy/

https://renklianimasyonvesanateserleri.xyz/MDQ2MTZjMDhlZDQy/

https://kulturvecizgihikayegirisimi.xyz/MDQ2MTZjMDhlZDQy/

https://cizgifilmtasarimvesanatyonetimi.xyz/MDQ2MTZjMDhlZDQy/

https://yeniyetisimlerveanimasyoncalismasi.xyz/MDQ2MTZjMDhlZDQy/

rc4.plain

Extracted

Family

octo

https://cizgifilmlervekarakterhikayeleri.xyz/MDQ2MTZjMDhlZDQy/

https://cocukanimasyonvesinemaustalari.xyz/MDQ2MTZjMDhlZDQy/

https://masalvecizgifilmkahramanlari.xyz/MDQ2MTZjMDhlZDQy/

https://sevimlikarakterlervesahneefektleri.xyz/MDQ2MTZjMDhlZDQy/

https://cizgifilmsanatvesinemaevreni.xyz/MDQ2MTZjMDhlZDQy/

https://eglencelihikayelervecizgidunyasi.xyz/MDQ2MTZjMDhlZDQy/

https://animasyonyapimcilariveoyuncular.xyz/MDQ2MTZjMDhlZDQy/

https://renklihayalguclerianimasyonlar.xyz/MDQ2MTZjMDhlZDQy/

https://cizgifilmklassikleriyenidonem.xyz/MDQ2MTZjMDhlZDQy/

https://eglencelianimasyonprojelerlistesi.xyz/MDQ2MTZjMDhlZDQy/

https://cizgianimasyonvedijitalhikayeler.xyz/MDQ2MTZjMDhlZDQy/

https://kahramanvetuhafcanlilarhikayesi.xyz/MDQ2MTZjMDhlZDQy/

https://eglencevedostcancizgifilmler.xyz/MDQ2MTZjMDhlZDQy/

https://cizgidunyasindakiyenikarakterler.xyz/MDQ2MTZjMDhlZDQy/

https://animasyonvegorselsanatgezileri.xyz/MDQ2MTZjMDhlZDQy/

https://cizgifilmvedegisimkulturler.xyz/MDQ2MTZjMDhlZDQy/

https://renklianimasyonvesanateserleri.xyz/MDQ2MTZjMDhlZDQy/

https://kulturvecizgihikayegirisimi.xyz/MDQ2MTZjMDhlZDQy/

https://cizgifilmtasarimvesanatyonetimi.xyz/MDQ2MTZjMDhlZDQy/

https://yeniyetisimlerveanimasyoncalismasi.xyz/MDQ2MTZjMDhlZDQy/

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/5236-0.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.retreat.unique/app_explain/KBINuR.json	5236	com.retreat.unique

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.retreat.unique
Framework service call	android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByViewId	com.retreat.unique

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.retreat.unique

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.retreat.unique

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.retreat.unique
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.retreat.unique
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.retreat.unique
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.retreat.unique

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.retreat.unique

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.retreat.unique

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.retreat.unique

com.retreat.unique
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:5236

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

Replay Monitor

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Downloads

/data/data/com.retreat.unique/app_explain/KBINuR.json

Filesize
153KB

MD5
e81d192775e84fc24d45d477a936f354

SHA1
2a9993a04225b56234c9d7f208861b8be304abd6

SHA256
68c300035b076c4b876bc927eaeb36a26d985531de9f0122894c3995550ca20d

SHA512
d48ac30db8a4acb2f9c3971e499cae158acd7cc03f9cae49350c38d1d8fa8748267c4a3e014c8651ec988ccca9bd5b2c06322cd504fddc5e0b210eb73a785351

Download Submit
/data/data/com.retreat.unique/app_explain/KBINuR.json

Filesize
153KB

MD5
30f5303cfa44546c373d59852ceac7f2

SHA1
b3ef0ab3ea173a13c3590d557c582ca9e5d79d35

SHA256
a0a29a4a84201dcc19e4389a62443df8f467b25e5f011a1b3bb10a9c03edf87c

SHA512
b7a55cda9f724848e8adce42632cd1771df9583a2772a1767d0ddb1e5469361efb92b02cb96f0cd30be010c6069df8e9541e66eac786da18b2dcb4087bd675a3

Download Submit
/data/user/0/com.retreat.unique/app_explain/KBINuR.json

Filesize
451KB

MD5
8523478c0263c1e8ec3b4d55ca866b04

SHA1
5e931606996eaec26f566bb426c691f3bf7aa8f2

SHA256
864563995fdd49ebde2d01c9e55a7a66e056e2bfa4cf37769e5067b738be7679

SHA512
d31fe05e6f73763488a706283acbea40ba1c82c39dd10f1b26926dd884d417da35a01215e855587d2bf94156eeaa656ecc17de7bfcf3a6464dafbf8a28dab8ce

Download Submit

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Mobile v15

Replay Monitor

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Downloads