Analysis
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max time kernel
172s -
max time network
140s -
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 22:00
Static task
static1
Behavioral task
behavioral1
Sample
d46853b228b04d08f144c26a10f63442df88b19d86f4543131ab8fa8622be010.apk
Resource
android-x86-arm-20240624-en
Behavioral task
behavioral2
Sample
d46853b228b04d08f144c26a10f63442df88b19d86f4543131ab8fa8622be010.apk
Resource
android-33-x64-arm64-20240624-en
General
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Target
d46853b228b04d08f144c26a10f63442df88b19d86f4543131ab8fa8622be010.apk
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Size
541KB
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MD5
94061338d10b07b246e9b14dfaf43bae
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SHA1
1c3a182702cdc980584c59656c4285ce1a64adf9
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SHA256
d46853b228b04d08f144c26a10f63442df88b19d86f4543131ab8fa8622be010
-
SHA512
b23195e67fa39ea04c9809898292df5caeebb0af8c489e4aeb4fca90b16df080f39c3a5976ca1151a711a3563468ce9210b9c7892542dd5589732b2e9b7a3930
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SSDEEP
6144:StOn86tpjL+5KH4BhcNrOr4opaz0fJ4ADvtYvekjNoTN4PcXLDzVlkY0wu+OQ:oOn53THLOr4/zM4ADtYvekj04sR0d+OQ
Malware Config
Extracted
octo
https://aiposcmplso1.com/YTFlMzViNjNiNWM3/
https://aiposcmplso2.com/YTFlMzViNjNiNWM3/
https://aiposcmplso42343.com/YTFlMzViNjNiNWM3/
https://aiposcmplsoi343.com/YTFlMzViNjNiNWM3/
https://aiposcmplsoi3467.com/YTFlMzViNjNiNWM3/
Extracted
octo
https://aiposcmplso1.com/YTFlMzViNjNiNWM3/
https://aiposcmplso2.com/YTFlMzViNjNiNWM3/
https://aiposcmplso42343.com/YTFlMzViNjNiNWM3/
https://aiposcmplsoi343.com/YTFlMzViNjNiNWM3/
https://aiposcmplsoi3467.com/YTFlMzViNjNiNWM3/
Signatures
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Octo
Octo is a banking malware with remote access capabilities first seen in April 2022.
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Octo payload 1 IoCs
Processes:
resource yara_rule /data/data/com.leftspecialcybx/cache/fkctvucbxw family_octo -
Processes:
com.leftspecialcybxpid process 4255 com.leftspecialcybx -
Loads dropped Dex/Jar 1 TTPs 2 IoCs
Runs executable file dropped to the device during analysis.
Processes:
com.leftspecialcybxioc pid process /data/user/0/com.leftspecialcybx/cache/fkctvucbxw 4255 com.leftspecialcybx /data/user/0/com.leftspecialcybx/cache/fkctvucbxw 4255 com.leftspecialcybx -
Makes use of the framework's Accessibility service 4 TTPs 1 IoCs
Retrieves information displayed on the phone screen using AccessibilityService.
Processes:
com.leftspecialcybxdescription ioc process Framework service call android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfoByAccessibilityId com.leftspecialcybx -
Queries a list of all the installed applications on the device (Might be used in an attempt to overlay legitimate apps) 1 TTPs
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Queries the phone number (MSISDN for GSM devices) 1 TTPs
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Acquires the wake lock 1 IoCs
Processes:
com.leftspecialcybxdescription ioc process Framework service call android.os.IPowerManager.acquireWakeLock com.leftspecialcybx -
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.leftspecialcybxdescription ioc process Framework service call android.app.IActivityManager.setServiceForeground com.leftspecialcybx -
Performs UI accessibility actions on behalf of the user 1 TTPs 2 IoCs
Application may abuse the accessibility service to prevent their removal.
Processes:
com.leftspecialcybxioc process android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction com.leftspecialcybx android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction com.leftspecialcybx -
Queries the mobile country code (MCC) 1 TTPs 1 IoCs
Processes:
com.leftspecialcybxdescription ioc process Framework service call com.android.internal.telephony.ITelephony.getNetworkCountryIsoForPhone com.leftspecialcybx -
Queries the unique device ID (IMEI, MEID, IMSI) 1 TTPs
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Reads information about phone network operator. 1 TTPs
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Requests accessing notifications (often used to intercept notifications before users become aware). 1 TTPs 1 IoCs
Processes:
com.leftspecialcybxdescription ioc process Intent action android.settings.ACTION_NOTIFICATION_LISTENER_SETTINGS com.leftspecialcybx -
Requests disabling of battery optimizations (often used to enable hiding in the background). 1 TTPs 1 IoCs
Processes:
com.leftspecialcybxdescription ioc process Intent action android.settings.REQUEST_IGNORE_BATTERY_OPTIMIZATIONS com.leftspecialcybx -
Registers a broadcast receiver at runtime (usually for listening for system events) 1 TTPs 1 IoCs
Processes:
com.leftspecialcybxdescription ioc process Framework service call android.app.IActivityManager.registerReceiver com.leftspecialcybx -
Uses Crypto APIs (Might try to encrypt user data) 1 TTPs 1 IoCs
Processes:
com.leftspecialcybxdescription ioc process Framework API call javax.crypto.Cipher.doFinal com.leftspecialcybx
Processes
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com.leftspecialcybx1⤵
- Removes its main activity from the application launcher
- 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).
- Registers a broadcast receiver at runtime (usually for listening for system events)
- Uses Crypto APIs (Might try to encrypt user data)
PID:4255
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
2Suppress Application Icon
1User Evasion
1Impair Defenses
1Prevent Application Removal
1Input Injection
1Credential Access
Access Notifications
1Input Capture
2GUI Input Capture
1Keylogging
1Discovery
Software Discovery
1Security Software Discovery
1System Network Configuration Discovery
4Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
449KB
MD5c6448532c346f73207fd965802009092
SHA16cac27c4486980c0fc726de2c0e83b0f3425ae9e
SHA256be425503911f29c77abda2fc8ce19d0969f232ed482672e1fdaa5bc712717e9a
SHA51275c8cdc4381c792661157bef30aea58bf757ee22613e29d9e23246c0b81007d9de393936bd3eae9a275637051aebbf3a6b0b31b1c81037fbaa9efb658f08be14
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Filesize
529B
MD5b73d63bfe2b9dcf30755dd098e339e9f
SHA1378a94df6ef28e51eef02b72a9a33fbf2393bb3a
SHA256f75eb5a7ba27b4cb24578c76388ebc04cc4c60e1b194b22263c1fd96a2a22001
SHA512cbcc550ccfe3528df1574234347f0512b0bae34979af53393f98e6e515c9251475db1dc7e27c024d2c5fd90d1169784d44b2941fdd864763ec233c53c6c1d208