octo | 531f5074384c1d63fdac976f3e02145c27787a8e0c67bdd5f562fa610c57590c

Analysis

max time kernel
85s
max time network
153s
platform
android_x64
resource
android-x64-20240624-en
resource tags

androidarch:x64arch:x86image:android-x64-20240624-enlocale:en-usos:android-10-x64system
submitted
10-10-2024 22:08

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General

Target

531f5074384c1d63fdac976f3e02145c27787a8e0c67bdd5f562fa610c57590c.apk
Size

1.5MB
MD5

9322eb99c045096c8a65ebd240368132
SHA1

581955f157f1cdb0541936698f86dff7313f33c3
SHA256

531f5074384c1d63fdac976f3e02145c27787a8e0c67bdd5f562fa610c57590c
SHA512

3085e5dcb968743c5aeba6565315aa71d68af5eb96560b26d48cbc33d5911eb9da5043e10f2c2703cd1e0c76404a6f99f72da15b4d7fac57fb044f37bf1c8359
SSDEEP

24576:q+JvzEhuE4mF6xXo+6xXeKv3lG06cBswsyH2YNOfegV7Cz+jGSjXXr2Q:q+Jvzu7CXoBeKv406c91EjV7u+aSjL2Q

Score

10^/10

octo banker collection credential_access discovery evasion impact infostealer persistence rat trojan

Malware Config

Extracted

Family

octo

https://teknolojideyeniliklervesontrendler.xyz/YjdkMWRjNTllNzZi/

https://dogalyasamvetatilonerileriniz.xyz/YjdkMWRjNTllNzZi/

https://sanatkulturvesosyalyasantavsiyeleri.xyz/YjdkMWRjNTllNzZi/

https://gezginlerinyenikesifvedeneyimleri.xyz/YjdkMWRjNTllNzZi/

https://oyunvedijitaldunyayakesfet.xyz/YjdkMWRjNTllNzZi/

https://yemektariflerivedogalbeslenme.xyz/YjdkMWRjNTllNzZi/

https://bilimveteknolojiprojelerehberi.xyz/YjdkMWRjNTllNzZi/

https://fotografvesanatcilaryolculugu.xyz/YjdkMWRjNTllNzZi/

https://modavesanatdunyasindakiyenilikler.xyz/YjdkMWRjNTllNzZi/

https://egitimvesosyalgelisimklavuzu.xyz/YjdkMWRjNTllNzZi/

https://yogavesporkocluguprogramlari.xyz/YjdkMWRjNTllNzZi/

https://bilgisayarveoyunseverlertavsiyeleri.xyz/YjdkMWRjNTllNzZi/

https://fotografvegezisoylesileriplatformu.xyz/YjdkMWRjNTllNzZi/

https://yarisvedigitalgelisimprojeleri.xyz/YjdkMWRjNTllNzZi/

https://yenifikirlervegirisimcilikplatformu.xyz/YjdkMWRjNTllNzZi/

https://sosyalmedyayonetimivegirisim.xyz/YjdkMWRjNTllNzZi/

https://sanatvetasarimdunyasiyenilikler.xyz/YjdkMWRjNTllNzZi/

https://bilimvegirisimcilikrotasinda.xyz/YjdkMWRjNTllNzZi/

https://dogadoganlaricinyasamtavsiyeleri.xyz/YjdkMWRjNTllNzZi/

https://gencgirisimcilericevirimdunyasi.xyz/YjdkMWRjNTllNzZi/

rc4.plain

Extracted

Family

octo

https://teknolojideyeniliklervesontrendler.xyz/YjdkMWRjNTllNzZi/

https://dogalyasamvetatilonerileriniz.xyz/YjdkMWRjNTllNzZi/

https://sanatkulturvesosyalyasantavsiyeleri.xyz/YjdkMWRjNTllNzZi/

https://gezginlerinyenikesifvedeneyimleri.xyz/YjdkMWRjNTllNzZi/

https://oyunvedijitaldunyayakesfet.xyz/YjdkMWRjNTllNzZi/

https://yemektariflerivedogalbeslenme.xyz/YjdkMWRjNTllNzZi/

https://bilimveteknolojiprojelerehberi.xyz/YjdkMWRjNTllNzZi/

https://fotografvesanatcilaryolculugu.xyz/YjdkMWRjNTllNzZi/

https://modavesanatdunyasindakiyenilikler.xyz/YjdkMWRjNTllNzZi/

https://egitimvesosyalgelisimklavuzu.xyz/YjdkMWRjNTllNzZi/

https://yogavesporkocluguprogramlari.xyz/YjdkMWRjNTllNzZi/

https://bilgisayarveoyunseverlertavsiyeleri.xyz/YjdkMWRjNTllNzZi/

https://fotografvegezisoylesileriplatformu.xyz/YjdkMWRjNTllNzZi/

https://yarisvedigitalgelisimprojeleri.xyz/YjdkMWRjNTllNzZi/

https://yenifikirlervegirisimcilikplatformu.xyz/YjdkMWRjNTllNzZi/

https://sosyalmedyayonetimivegirisim.xyz/YjdkMWRjNTllNzZi/

https://sanatvetasarimdunyasiyenilikler.xyz/YjdkMWRjNTllNzZi/

https://bilimvegirisimcilikrotasinda.xyz/YjdkMWRjNTllNzZi/

https://dogadoganlaricinyasamtavsiyeleri.xyz/YjdkMWRjNTllNzZi/

https://gencgirisimcilericevirimdunyasi.xyz/YjdkMWRjNTllNzZi/

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/memory/4982-0.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.ozone.bamboo/app_draft/KX.json	4982	com.ozone.bamboo

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.ozone.bamboo
Framework service call	android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByViewId	com.ozone.bamboo

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.ozone.bamboo

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.ozone.bamboo

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.ozone.bamboo
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.ozone.bamboo
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.ozone.bamboo
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.ozone.bamboo

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.ozone.bamboo

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.ozone.bamboo

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.ozone.bamboo

com.ozone.bamboo
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:4982

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.ozone.bamboo/app_draft/KX.json

Filesize
153KB

MD5
a84bd60fd942594346b25f9e36bf4b1c

SHA1
f758ab573dcd8f173dd81925d42253c1db2c719f

SHA256
005ebe2add859dde82276b121df86707d14f9f03ed0212c9cc778b709685cc11

SHA512
eb70c3296ff3af743c51781d24949ae95486f064a6e99ed527490bd148959fce28bf5ad1d3b5f55af9527b4d3c4b2dd85a05d8fd15bd40bbb05610d6e1607c94

Download Submit
/data/data/com.ozone.bamboo/app_draft/KX.json

Filesize
153KB

MD5
ba6f16632a2d6c4ac34f6e1cd23a6591

SHA1
e013aaed85727dd7833472b9e8980f2de96c42e3

SHA256
55fe6a8c3abd1efed9539fa06570bdaa5a269eedd3a3ec8660228f4eb1fe4656

SHA512
675025006eae1af4055fa0f497ea3e7a318dd849cde15338bac8a1281ea337d496c15078868835b367ed57673e46f9e6b53b8d87bb5c59df75a92d29adefa02d

Download Submit
/data/user/0/com.ozone.bamboo/app_draft/KX.json

Filesize
451KB

MD5
d7cefdffdd4e1c8e1d7310996518e11f

SHA1
c0343c9859bc772464a0562d90a6f134f9462cc0

SHA256
bee552f6a310d92c2d22c0326feb1b951eb985a2aa0a438ce4b4826eff858954

SHA512
be12f3f3b51696e5bc498bb08f43b0476ff7088d1432d3e074467950e334db29daaf9783fc24f7471f5cb34b69245987f9b61289ab0fc80bc645d5896593db08

Download Submit

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Mobile v15

Replay Monitor

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Downloads