octo | ead88a3725a537fdb4ee1017a0c546b8155741d7c5c3b08cdb32dabf05b6e290

Analysis

max time kernel
148s
max time network
163s
platform
android-11_x64
resource
android-x64-arm64-20240910-en
resource tags

arch:armarch:arm64arch:x64arch:x86image:android-x64-arm64-20240910-enlocale:en-usos:android-11-x64system
submitted
24-12-2024 22:00

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General

Target

ead88a3725a537fdb4ee1017a0c546b8155741d7c5c3b08cdb32dabf05b6e290.apk
Size

1.9MB
MD5

2af09b47ec1c7faa235f5d67ababacc5
SHA1

ac75109f9948c10e0dd972f521fe97c49c2f7daf
SHA256

ead88a3725a537fdb4ee1017a0c546b8155741d7c5c3b08cdb32dabf05b6e290
SHA512

cf8ce369c83f567e9c2d4af9bd27eacfb2ef81540c6173d3c64a7046a2037ec88fa67e922a16f9c37b80ab06b6bc6e7215edf44f11f6d0df02b6b89ad6c0a48d
SSDEEP

49152:L3TkZ5ykZ+PxJ40z0DYYNjgfkfgcJ/CIoC8qLUUqL7eFpwngYqMXe:LjkvLZ+pJz00YQy04AqMu

Score

10^/10

octo banker collection credential_access discovery evasion impact infostealer persistence rat trojan

Malware Config

Extracted

Family

octo

https://aliencivilizations.xyz/YmE4MDdjZjg0NTNi/

https://sevgininkalptensozleriyolu.xyz/YmE4MDdjZjg0NTNi/

https://askvesevginingizemlisozleri.xyz/YmE4MDdjZjg0NTNi/

https://sevgininkalbinisanattanifadesi.xyz/YmE4MDdjZjg0NTNi/

https://duygusalsozlerinsanatidili.xyz/YmE4MDdjZjg0NTNi/

https://sevginintarihindekianlam.xyz/YmE4MDdjZjg0NTNi/

https://askvesevgibilgeliolojisi.xyz/YmE4MDdjZjg0NTNi/

https://sevgininduygusalseruvenleri.xyz/YmE4MDdjZjg0NTNi/

https://kalpleredokunansevgiizleri.xyz/YmE4MDdjZjg0NTNi/

https://sevgininsonsuzluksanati.xyz/YmE4MDdjZjg0NTNi/

https://sozlervesevgikavramlari.xyz/YmE4MDdjZjg0NTNi/

https://askveozlemsanatifelsefesi.xyz/YmE4MDdjZjg0NTNi/

https://sevgininilhamverenhikayeleri.xyz/YmE4MDdjZjg0NTNi/

https://sozvesanatinduygusalifadesi.xyz/YmE4MDdjZjg0NTNi/

https://sevgininkutsaldunyasinyolu.xyz/YmE4MDdjZjg0NTNi/

https://sevgininfelsefikseruvenleri.xyz/YmE4MDdjZjg0NTNi/

https://kalptendokunanhislerinsozleri.xyz/YmE4MDdjZjg0NTNi/

https://askvesevgininzamansizhikayesi.xyz/YmE4MDdjZjg0NTNi/

https://sevgininsanatidunyadayolu.xyz/YmE4MDdjZjg0NTNi/

https://askvesozlerdenoluanzenginlik.xyz/YmE4MDdjZjg0NTNi/

rc4.plain

Extracted

Family

octo

https://aliencivilizations.xyz/YmE4MDdjZjg0NTNi/

https://sevgininkalptensozleriyolu.xyz/YmE4MDdjZjg0NTNi/

https://askvesevginingizemlisozleri.xyz/YmE4MDdjZjg0NTNi/

https://sevgininkalbinisanattanifadesi.xyz/YmE4MDdjZjg0NTNi/

https://duygusalsozlerinsanatidili.xyz/YmE4MDdjZjg0NTNi/

https://sevginintarihindekianlam.xyz/YmE4MDdjZjg0NTNi/

https://askvesevgibilgeliolojisi.xyz/YmE4MDdjZjg0NTNi/

https://sevgininduygusalseruvenleri.xyz/YmE4MDdjZjg0NTNi/

https://kalpleredokunansevgiizleri.xyz/YmE4MDdjZjg0NTNi/

https://sevgininsonsuzluksanati.xyz/YmE4MDdjZjg0NTNi/

https://sozlervesevgikavramlari.xyz/YmE4MDdjZjg0NTNi/

https://askveozlemsanatifelsefesi.xyz/YmE4MDdjZjg0NTNi/

https://sevgininilhamverenhikayeleri.xyz/YmE4MDdjZjg0NTNi/

https://sozvesanatinduygusalifadesi.xyz/YmE4MDdjZjg0NTNi/

https://sevgininkutsaldunyasinyolu.xyz/YmE4MDdjZjg0NTNi/

https://sevgininfelsefikseruvenleri.xyz/YmE4MDdjZjg0NTNi/

https://kalptendokunanhislerinsozleri.xyz/YmE4MDdjZjg0NTNi/

https://askvesevgininzamansizhikayesi.xyz/YmE4MDdjZjg0NTNi/

https://sevgininsanatidunyadayolu.xyz/YmE4MDdjZjg0NTNi/

https://askvesozlerdenoluanzenginlik.xyz/YmE4MDdjZjg0NTNi/

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/4771-0.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.nerve.upper/app_egg/PQhA.json	4771	com.nerve.upper

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.nerve.upper
Framework service call	android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByViewId	com.nerve.upper

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.nerve.upper

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.nerve.upper

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.nerve.upper
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.nerve.upper
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.nerve.upper
android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction	com.nerve.upper

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.nerve.upper

Reads information about phone network operator. 1 TTPs
discovery

System Network Configuration Discovery
T1422

Requests accessing notifications (often used to intercept notifications before users become aware). 1 TTPs 1 IoCs

collection credential_access

Access Notifications

T1517

description	ioc	Process
Intent action	android.settings.ACTION_NOTIFICATION_LISTENER_SETTINGS	com.nerve.upper

Requests disabling of battery optimizations (often used to enable hiding in the background). 1 TTPs 1 IoCs

evasion

User Evasion

T1628.002

description	ioc	Process
Intent action	android.settings.REQUEST_IGNORE_BATTERY_OPTIMIZATIONS	com.nerve.upper

Requests modifying system settings. 1 IoCs

evasion

description	ioc	Process
Intent action	android.settings.action.MANAGE_WRITE_SETTINGS	com.nerve.upper

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.nerve.upper

com.nerve.upper
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)
- Requests accessing notifications (often used to intercept notifications before users become aware).
- Requests disabling of battery optimizations (often used to enable hiding in the background).
- Requests modifying system settings.
- Uses Crypto APIs (Might try to encrypt user data)
PID:4771

Network

MITRE ATT&CK Mobile v15

Initial Access

Execution

Persistence

Foreground Persistence

T1541

Privilege Escalation

Defense Evasion

Download New Code at Runtime

T1407

Foreground Persistence

T1541

Hide Artifacts

T1628

User Evasion

T1628.002

Impair Defenses

T1629

Prevent Application Removal

T1629.001

Input Injection

T1516

Credential Access

Access Notifications

T1517

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

Access Notifications

T1517

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.nerve.upper/app_egg/PQhA.json

Filesize
153KB

MD5
973b47ab40441a32accb7396fc105e98

SHA1
080498c4534dd6bc91e124f20591ab04a9059f0b

SHA256
ef6efb211a6f0a304512c941905564178f8c1a0d327d5daf31558948d7436139

SHA512
58d5c05bf00b1579f35bf902f2b6fba4e2fa04e53e35f98d0191e180a788387d7f5278b55e0034b46803e726554e57ca1f6ccfd38e903ea9004d4808fd48c66a

Download Submit
/data/data/com.nerve.upper/app_egg/PQhA.json

Filesize
153KB

MD5
0537e9be33add15fcc731a8c496c04ac

SHA1
97bf584878fb754c4fd01771fe3b0d5249b00bac

SHA256
ad7d1837a1802277bed69e51ddae881a703381e535b5feca640d0378aa708980

SHA512
7a8b2f277bddeb50cb79539aee2daba057ab4bebb0d5cfed6945651dbd77951ea832fefa0938573f971046eba62934440992ed027c9bb212261b27d551a05e7f

Download Submit
/data/user/0/com.nerve.upper/app_egg/PQhA.json

Filesize
451KB

MD5
d60685fc7e17e7292157bf75cddf879b

SHA1
21ce886eb5698be5c90207db862a7088be0623ea

SHA256
36ba7490d2e0d4e35d95ca87428cef0e1bcfcd5175ba9da8befed1a40b597923

SHA512
bd5b85570d68044fbe4dc220d2e55a099dc669108a25a798c9364ba2e37fc2e253a2c248b0551895828211d89d5b1a66b4a521ab7c0b0b7d71ed51856fa9af60

Download Submit

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Mobile v15

Replay Monitor

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Downloads