octo | 8eb63c6a1e2e410d02429f76084805b4f1b58c43a40e09a6dc7b82021d2587ce

Analysis

max time kernel
148s
max time network
151s
platform
android-10_x64
resource
android-x64-20240910-en
resource tags

arch:x64arch:x86image:android-x64-20240910-enlocale:en-usos:android-10-x64system
submitted
10-10-2024 22:07

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General

Target

8eb63c6a1e2e410d02429f76084805b4f1b58c43a40e09a6dc7b82021d2587ce.apk
Size

2.1MB
MD5

20535050f48c22748865c0a3cf3e2fcc
SHA1

0fb13b26f21c3e2579074891577f6674b177b10d
SHA256

8eb63c6a1e2e410d02429f76084805b4f1b58c43a40e09a6dc7b82021d2587ce
SHA512

8973c24c5788025885830e02bb0daa1fbad4fa4d60a502f66c3a1b0375fd52faa2d94245e91fa67a3c0aaec809d60b395ea706b537d4c0d7af72bf89f77d9548
SSDEEP

49152:305YHN6p3/oK5H/f7EdOwlczq0mqD9ilpBXkIYpmDs3y:kQNqQW/f74/0mq5i5Zs3y

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/5136-0.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.what.loan/app_version/cdgt.json	5136	com.what.loan

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.what.loan
Framework service call	android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByViewId	com.what.loan

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.what.loan

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.what.loan

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.what.loan
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.what.loan
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.what.loan
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.what.loan

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.what.loan

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.what.loan

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.what.loan

com.what.loan
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:5136

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.what.loan/app_version/cdgt.json

Filesize
153KB

MD5
727b3712abe81886b1c98f6129d84243

SHA1
850d052e88ce50f70615c2053fb5d2edc91f8a20

SHA256
54b2918706041e35b47ca0a54afe0ec2a5c3b1d9a2979c4d2033a47bcde0d839

SHA512
d794c8fa893d6a4edf7dfe2b63f4a8ddf77c80ac7795718dd905f9857ce3b0a4aabd67768592932f58fb04f9298f3631be224f04aea5e183a07b25e786712423

Download Submit
/data/data/com.what.loan/app_version/cdgt.json

Filesize
153KB

MD5
fe9ba717cd8793d6e3d215e8c3cf36e6

SHA1
4ae85fecaa0b96695219ade0731cf40125e96d7e

SHA256
f40519387843567c16099eaebb634ad4812de90189f35492682c7915739ea5ff

SHA512
a2a3d66a233be74e4b0065a89078256df1294807181c75b5dd523fbe7286aa7061bd30193e5dad0ee1ef88430575e5e0c45beb9cbe6b48c1aba8ab436562a264

Download Submit
/data/user/0/com.what.loan/app_version/cdgt.json

Filesize
451KB

MD5
6154f8182dbc27d80ae0b259027eca0e

SHA1
120e41d3c8015ea733e7d4c1ab9005e99e79ca86

SHA256
ec86ad1b6d32d4ed08c6d80fec892a2d54ebdb1fba8f364e1c8024cb09c96980

SHA512
69dd33a22d3b2ef979b6867170ce42efc1de6b8465bb4b0f0876e5a3ea487ca0dd4e53182c5caa720665ca637d40ca749098bf893a59665aa4df853c23069d77

Download Submit

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Mobile v15

Replay Monitor

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Downloads