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Analysis
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max time kernel
147s -
max time network
149s -
platform
android-9_x86 -
resource
android-x86-arm-20240910-en -
resource tags
arch:armarch:x86image:android-x86-arm-20240910-enlocale:en-usos:android-9-x86system -
submitted
05/02/2025, 22:05
Static task
static1
Behavioral task
behavioral1
Sample
dbd1b18db165126775fc1e8d68aa6228499285cbd94ed1eea18c7daa10b5c5f2.apk
Resource
android-x86-arm-20240910-en
Behavioral task
behavioral2
Sample
dbd1b18db165126775fc1e8d68aa6228499285cbd94ed1eea18c7daa10b5c5f2.apk
Resource
android-x64-20240910-en
General
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Target
dbd1b18db165126775fc1e8d68aa6228499285cbd94ed1eea18c7daa10b5c5f2.apk
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Size
2.4MB
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MD5
1446bbd205dae4993a170913bb303649
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SHA1
2870877600091935d1bdf92fd64a3abd2d166e0b
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SHA256
dbd1b18db165126775fc1e8d68aa6228499285cbd94ed1eea18c7daa10b5c5f2
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SHA512
a16dd54e835d42cc6ef17e2499e784f3ba2c6df0aa9f404c86afb920d9c118887150ac75c4d82cc65af3985e03337d34ff4f63d7fd8bd7c6183b2e9cd57b15d2
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SSDEEP
49152:y1+pgVWg46bVVAZxTlL+j5UZTNyxp7SSMrQnMjxsJsLSbCFNVBnGpNBYy0GD:bqvb+12UTNyMrQn0eJlwBGGy9D
Malware Config
Extracted
octo
https://91.202.233.164/NzcxZWQ4MWEzZjRk/
https://694b64c9229d92124125w2.com/NzcxZWQ4MWEzZjRk/
https://694b64c9229d921s23532adsw2.com/NzcxZWQ4MWEzZjRk/
https://694b64c99d921s3532sw2.com/NzcxZWQ4MWEzZjRk/
https://694b64c9229d9e2adsw2.com/NzcxZWQ4MWEzZjRk/
https://694b64c922153256dsw2.com/NzcxZWQ4MWEzZjRk/
https://694b64c9229d954362sw2.com/NzcxZWQ4MWEzZjRk/
https://694b64c9229151312dsw2.com/NzcxZWQ4MWEzZjRk/
https://694b64c9229135131dsw2.com/NzcxZWQ4MWEzZjRk/
https://694b64c9229d94663sw2.com/NzcxZWQ4MWEzZjRk/
Extracted
octo
https://91.202.233.164/NzcxZWQ4MWEzZjRk/
https://694b64c9229d92124125w2.com/NzcxZWQ4MWEzZjRk/
https://694b64c9229d921s23532adsw2.com/NzcxZWQ4MWEzZjRk/
https://694b64c99d921s3532sw2.com/NzcxZWQ4MWEzZjRk/
https://694b64c9229d9e2adsw2.com/NzcxZWQ4MWEzZjRk/
https://694b64c922153256dsw2.com/NzcxZWQ4MWEzZjRk/
https://694b64c9229d954362sw2.com/NzcxZWQ4MWEzZjRk/
https://694b64c9229151312dsw2.com/NzcxZWQ4MWEzZjRk/
https://694b64c9229135131dsw2.com/NzcxZWQ4MWEzZjRk/
https://694b64c9229d94663sw2.com/NzcxZWQ4MWEzZjRk/
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 family
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Octo payload 1 IoCs
resource yara_rule behavioral1/files/fstream-1.dat family_octo -
pid Process 4345 com.markdifferwejt -
Loads dropped Dex/Jar 1 TTPs 2 IoCs
Runs executable file dropped to the device during analysis.
ioc pid Process /data/user/0/com.markdifferwejt/cache/cnuyrqgourlc 4345 com.markdifferwejt /data/user/0/com.markdifferwejt/cache/cnuyrqgourlc 4345 com.markdifferwejt -
Makes use of the framework's Accessibility service 4 TTPs 2 IoCs
Retrieves information displayed on the phone screen using AccessibilityService.
description ioc Process Framework service call android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfoByAccessibilityId com.markdifferwejt Framework service call android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByViewId com.markdifferwejt -
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
description ioc Process Framework service call android.os.IPowerManager.acquireWakeLock com.markdifferwejt -
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.
description ioc Process Framework service call android.app.IActivityManager.setServiceForeground com.markdifferwejt -
Performs UI accessibility actions on behalf of the user 1 TTPs 4 IoCs
Application may abuse the accessibility service to prevent their removal.
ioc Process android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction com.markdifferwejt android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction com.markdifferwejt android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction com.markdifferwejt android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction com.markdifferwejt -
Queries the mobile country code (MCC) 1 TTPs 1 IoCs
description ioc Process Framework service call com.android.internal.telephony.ITelephony.getNetworkCountryIsoForPhone com.markdifferwejt -
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
description ioc Process Intent action android.settings.ACTION_NOTIFICATION_LISTENER_SETTINGS com.markdifferwejt -
Requests disabling of battery optimizations (often used to enable hiding in the background). 1 TTPs 1 IoCs
description ioc Process Intent action android.settings.REQUEST_IGNORE_BATTERY_OPTIMIZATIONS com.markdifferwejt -
Requests modifying system settings. 1 IoCs
description ioc Process Intent action android.settings.action.MANAGE_WRITE_SETTINGS com.markdifferwejt -
Registers a broadcast receiver at runtime (usually for listening for system events) 1 TTPs 1 IoCs
description ioc Process Framework service call android.app.IActivityManager.registerReceiver com.markdifferwejt -
Uses Crypto APIs (Might try to encrypt user data) 1 TTPs 1 IoCs
description ioc Process Framework API call javax.crypto.Cipher.doFinal com.markdifferwejt
Processes
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com.markdifferwejt1⤵
- 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).
- Requests modifying system settings.
- Registers a broadcast receiver at runtime (usually for listening for system events)
- Uses Crypto APIs (Might try to encrypt user data)
PID:4345
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
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Filesize
2.3MB
MD5b25aa5f7375d83dc58e2965a9bcfeb54
SHA1a034e3fcda68c5f4de260c2c170b4b482f0b7594
SHA256125ec657c1d50d8a75db8a2bdb023ec1ca6c6216c636adb2f3e8d53d20eef9ea
SHA512590487c499645a166cea1e1147415ca849d220ff1ebd18b78ca5e450f544dccf8bc77f560bfd5f376d7f475c349f0efcaa863673c9dd351cd97df2c9c885bc2e
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Filesize
549B
MD5760cb72510d39b74b66085a31120314c
SHA19ccf850368a7ad3d11a595aea3c223e48e0fc6ca
SHA2568122c06d51f45a8b92797fbc9922daffda4bfd2751540d9efd92cdab06ef5ace
SHA5124820b2b01011d0b3c26338fc8fbca1ad5e943c5af8b4b626ca2f20ff712057e4b192148d4c4adb8f4bd498a6972e8ffad6328d3038503abf6d9666b98fb5f5fc