Analysis
-
max time kernel
239s -
max time network
245s -
platform
android_x86 -
resource
android-x86-arm-20240624-en -
resource tags
androidarch:armarch:x86image:android-x86-arm-20240624-enlocale:en-usos:android-9-x86system -
submitted
25-08-2024 07:07
Static task
static1
Behavioral task
behavioral1
Sample
clear.apk
Resource
android-x86-arm-20240624-en
General
-
Target
clear.apk
-
Size
4.8MB
-
MD5
557d3b324e38e97004125d73e3c265bf
-
SHA1
c142025f6e058a2691fd21607e66fed61ac91b3a
-
SHA256
11c67c555c1ba93694cca7c15aefca46faad7db63f0c3e0dc52c103ca435d30a
-
SHA512
37c33b04c3b8f7bca9f2b2ded649d7740b08bc6adff0226d654938ca9782f621dba0baf4468bc32fc0f3a5c40efac0ff32e086180aadaa2067d39bc50a350f72
-
SSDEEP
49152:HRsEX9rGbtKooj7s45iS7xrGPGO7ttTjVKScjPYFogGMYRCOSa+C:HRs+CtFoj7l5iSRG7vVKtEG4E1
Malware Config
Extracted
octo
Signatures
-
Octo
Octo is a banking malware with remote access capabilities first seen in April 2022.
-
Octo payload 1 IoCs
Processes:
resource yara_rule Anonymous-DexFile@0xc96f8000-0xc977b828 family_octo -
Loads dropped Dex/Jar 1 TTPs 1 IoCs
Runs executable file dropped to the device during analysis.
Processes:
com.machine_applicationlf28ioc pid process Anonymous-DexFile@0xc96f8000-0xc977b828 4309 com.machine_applicationlf28 -
Makes use of the framework's Accessibility service 4 TTPs 2 IoCs
Retrieves information displayed on the phone screen using AccessibilityService.
Processes:
com.machine_applicationlf28description ioc process Framework service call android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfoByAccessibilityId com.machine_applicationlf28 Framework service call android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByViewId com.machine_applicationlf28 -
Queries a list of all the installed applications on the device (Might be used in an attempt to overlay legitimate apps) 1 TTPs
-
Queries the phone number (MSISDN for GSM devices) 1 TTPs
-
Acquires the wake lock 1 IoCs
Processes:
com.machine_applicationlf28description ioc process Framework service call android.os.IPowerManager.acquireWakeLock com.machine_applicationlf28 -
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.
Processes:
com.machine_applicationlf28description ioc process Framework service call android.app.IActivityManager.setServiceForeground com.machine_applicationlf28 -
Performs UI accessibility actions on behalf of the user 1 TTPs 3 IoCs
Application may abuse the accessibility service to prevent their removal.
Processes:
com.machine_applicationlf28ioc process android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction com.machine_applicationlf28 android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction com.machine_applicationlf28 android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction com.machine_applicationlf28 -
Queries the mobile country code (MCC) 1 TTPs 1 IoCs
Processes:
com.machine_applicationlf28description ioc process Framework service call com.android.internal.telephony.ITelephony.getNetworkCountryIsoForPhone com.machine_applicationlf28 -
Queries the unique device ID (IMEI, MEID, IMSI) 1 TTPs
-
Reads information about phone network operator. 1 TTPs
-
Requests disabling of battery optimizations (often used to enable hiding in the background). 1 TTPs 1 IoCs
Processes:
com.machine_applicationlf28description ioc process Intent action android.settings.REQUEST_IGNORE_BATTERY_OPTIMIZATIONS com.machine_applicationlf28 -
Requests enabling of the accessibility settings. 1 IoCs
Processes:
com.machine_applicationlf28description ioc process Intent action android.settings.ACCESSIBILITY_SETTINGS com.machine_applicationlf28 -
Registers a broadcast receiver at runtime (usually for listening for system events) 1 TTPs 1 IoCs
Processes:
com.machine_applicationlf28description ioc process Framework service call android.app.IActivityManager.registerReceiver com.machine_applicationlf28 -
Uses Crypto APIs (Might try to encrypt user data) 1 TTPs 1 IoCs
Processes:
com.machine_applicationlf28description ioc process Framework API call javax.crypto.Cipher.doFinal com.machine_applicationlf28 -
Checks CPU information 2 TTPs 1 IoCs
Processes:
com.machine_applicationlf28description ioc process File opened for read /proc/cpuinfo com.machine_applicationlf28 -
Checks memory information 2 TTPs 1 IoCs
Processes:
com.machine_applicationlf28description ioc process File opened for read /proc/meminfo com.machine_applicationlf28
Processes
-
com.machine_applicationlf281⤵
- 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 disabling of battery optimizations (often used to enable hiding in the background).
- Requests enabling of the accessibility settings.
- Registers a broadcast receiver at runtime (usually for listening for system events)
- Uses Crypto APIs (Might try to encrypt user data)
- Checks CPU information
- Checks memory information
PID:4309
Network
MITRE ATT&CK Mobile v15
Persistence
Event Triggered Execution
1Broadcast Receivers
1Foreground Persistence
1Defense Evasion
Download New Code at Runtime
1Foreground Persistence
1Hide Artifacts
1User Evasion
1Impair Defenses
1Prevent Application Removal
1Input Injection
1Virtualization/Sandbox Evasion
2System Checks
2Discovery
Software Discovery
1Security Software Discovery
1System Information Discovery
2System Network Configuration Discovery
4Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
48B
MD5046a414913add6f5bb60072c7db819b6
SHA1451ee4f6809260aec622d772fd329c7d0297a842
SHA256b66c1320cb063a1d391c94273572ea6edae76c8c8b0a07f8d75c88686f0df72a
SHA5124e6355f3051ed5e811ab030abde1f5be7f5e1cf33be99cd08477e9b6c015deb1d8bd75a09fb9c7176b8511c5ad0a67abc0902a3531e97564ccb6afc57496a47c
-
Filesize
368B
MD555ff2bcc8ac6ff4fb0fbc3d099fd3567
SHA11a4e9c750697effca93ea836d76b04d578cba322
SHA256ddbd98fdb68954d165efca6659e7aa111b127d8b4e923875a6fe12c6118e22dc
SHA51228a57e0e4057988de2bba08c4bca10582cf1bdd73a8884ce4a23ab05502393a5784db9987440ef4e636fdbd90988f10a9a7be998440cead47c2b08b3744f6396
-
Filesize
307KB
MD54e73947cabb5db3f92ca85004981b754
SHA16d9667fdb0280ed2dcb782b4683e422a51bdc601
SHA2566db94232e756b90ed437f1bc87dc38cf20fb2e7c7a19a5e40c6c17254b7e234c
SHA512be8b500a7070af1dfb53b0cf1a7b327dadc4e163a6dad905496ac228c58cd1ed87b054533917924455d35e9b300683ae33e1bcdd91935a5dbae1d693c3e13d69
-
Filesize
526KB
MD5e288b4389026a4be2fe8c2d44c4234c8
SHA1e8eab7478f924492b48b070de2a473fa72ab2ead
SHA2560dc1451e270547123ac13878079c693adb06589fb606240c03611ade225c4295
SHA512db8a318d398c8ce14c7a30a1a013ed691415146fcce38593cb84b0ee27326f6972b349f8a1da693f26930c24254af8eb6b4a7ccb7f1c723247bcf7d34c195675