Analysis
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max time kernel
143s -
max time network
136s -
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
09-11-2024 22:02
Static task
static1
Behavioral task
behavioral1
Sample
bea10c7b79fdd266592c0f0ef356c6fce504329cbb42fb52ff46d5638e5c36d5.apk
Resource
android-x86-arm-20240624-en
Behavioral task
behavioral2
Sample
bea10c7b79fdd266592c0f0ef356c6fce504329cbb42fb52ff46d5638e5c36d5.apk
Resource
android-33-x64-arm64-20240624-en
General
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Target
bea10c7b79fdd266592c0f0ef356c6fce504329cbb42fb52ff46d5638e5c36d5.apk
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Size
2.4MB
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MD5
6163690b9916f7ef5d1ef8f1c37b0bd0
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SHA1
726fc8b4fbc5d78998716a17ccfa6e41a0d26b92
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SHA256
bea10c7b79fdd266592c0f0ef356c6fce504329cbb42fb52ff46d5638e5c36d5
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SHA512
847053eabb8b02ff39a267e0fef684d5c0b4c329a79d6e9e4486c458024a9f15bb2d45689454fb0dd705d4112b6568fac4137af8203ce23c786714c3ecec2b8c
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SSDEEP
49152:piqob4QoBWeLKIVoaJ3zYeLJ66w8W1hTrC2iT1Rbl0JVvG1r8NTF7UcSEBbSJiHX:zJBlKio8zrLJryhTrCVrb4JNz7UNSJp
Malware Config
Extracted
octo
https://7bb13903074567453981d0595033c23.com/YmZiMzU0OTU5NGIz/
https://4b6413903074567453981d0595033c23.com/YmZiMzU0OTU5NGIz/
https://34b6413903074567453981d0595033c23.com/YmZiMzU0OTU5NGIz/
https://64b6413903074567453981d0595033c23.com/YmZiMzU0OTU5NGIz/
https://74b6413903074567453981d0595033c23.com/YmZiMzU0OTU5NGIz/
https://894b6413903074567453981d0595033c23.com/YmZiMzU0OTU5NGIz/
https://94b64139030754567453981d0595033c23.com/YmZiMzU0OTU5NGIz/
https://94b64139033074567453981d0595033c23.com/YmZiMzU0OTU5NGIz/
https://94b641553903074567453981d0595033c23.com/YmZiMzU0OTU5NGIz/
Extracted
octo
https://7bb13903074567453981d0595033c23.com/YmZiMzU0OTU5NGIz/
https://4b6413903074567453981d0595033c23.com/YmZiMzU0OTU5NGIz/
https://34b6413903074567453981d0595033c23.com/YmZiMzU0OTU5NGIz/
https://64b6413903074567453981d0595033c23.com/YmZiMzU0OTU5NGIz/
https://74b6413903074567453981d0595033c23.com/YmZiMzU0OTU5NGIz/
https://894b6413903074567453981d0595033c23.com/YmZiMzU0OTU5NGIz/
https://94b64139030754567453981d0595033c23.com/YmZiMzU0OTU5NGIz/
https://94b64139033074567453981d0595033c23.com/YmZiMzU0OTU5NGIz/
https://94b641553903074567453981d0595033c23.com/YmZiMzU0OTU5NGIz/
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
Processes:
resource yara_rule /data/data/com.blackcorrecta/cache/kqywnopvukvshf family_octo -
Loads dropped Dex/Jar 1 TTPs 2 IoCs
Runs executable file dropped to the device during analysis.
Processes:
com.blackcorrectaioc pid process /data/user/0/com.blackcorrecta/cache/kqywnopvukvshf 4254 com.blackcorrecta /data/user/0/com.blackcorrecta/cache/kqywnopvukvshf 4254 com.blackcorrecta -
Makes use of the framework's Accessibility service 4 TTPs 2 IoCs
Retrieves information displayed on the phone screen using AccessibilityService.
Processes:
com.blackcorrectadescription ioc process Framework service call android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfoByAccessibilityId com.blackcorrecta Framework service call android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByViewId com.blackcorrecta -
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.blackcorrectadescription ioc process Framework service call android.os.IPowerManager.acquireWakeLock com.blackcorrecta -
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.blackcorrectadescription ioc process Framework service call android.app.IActivityManager.setServiceForeground com.blackcorrecta -
Performs UI accessibility actions on behalf of the user 1 TTPs 4 IoCs
Application may abuse the accessibility service to prevent their removal.
Processes:
com.blackcorrectaioc process android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction com.blackcorrecta android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction com.blackcorrecta android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction com.blackcorrecta android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction com.blackcorrecta -
Queries the mobile country code (MCC) 1 TTPs 1 IoCs
Processes:
com.blackcorrectadescription ioc process Framework service call com.android.internal.telephony.ITelephony.getNetworkCountryIsoForPhone com.blackcorrecta -
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.blackcorrectadescription ioc process Intent action android.settings.ACTION_NOTIFICATION_LISTENER_SETTINGS com.blackcorrecta -
Requests disabling of battery optimizations (often used to enable hiding in the background). 1 TTPs 1 IoCs
Processes:
com.blackcorrectadescription ioc process Intent action android.settings.REQUEST_IGNORE_BATTERY_OPTIMIZATIONS com.blackcorrecta -
Requests modifying system settings. 1 IoCs
Processes:
com.blackcorrectadescription ioc process Intent action android.settings.action.MANAGE_WRITE_SETTINGS com.blackcorrecta -
Registers a broadcast receiver at runtime (usually for listening for system events) 1 TTPs 1 IoCs
Processes:
com.blackcorrectadescription ioc process Framework service call android.app.IActivityManager.registerReceiver com.blackcorrecta -
Uses Crypto APIs (Might try to encrypt user data) 1 TTPs 1 IoCs
Processes:
com.blackcorrectadescription ioc process Framework API call javax.crypto.Cipher.doFinal com.blackcorrecta
Processes
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com.blackcorrecta1⤵
- 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:4254
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
MD51c5ba91d4197d5308f40041bc3131232
SHA1c7b1148ffea103fe39a6fa8eb3a319ceb280e4cc
SHA25689eae08c3f20664fa526495b05882481ba509bd72fb6ecf81cc2c6d29c3b816e
SHA5125277f1591fb83e9095c78c42d7d4ece2672fc44f620c314bb8d5527451d544fe4c2e1745f4bbdba1d6b8c2766b7c78cbb2f7b92cb1b713e602a4c0c31e8b87d0
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Filesize
562B
MD5a32a7db9348c670bccdb0c97121fbf89
SHA124aa088ac75617749c76778d1fab030ba92be6ab
SHA2562f4fce13fe4269b88758a73e0427255124cbf8e6ce7e14690792cac326fabf98
SHA5122b0c74b14ca027a7b09132c96821b821981edc60927bae374f57bcdf9bd53cb0ffb2938898308c1f1dde6a40cc85dbff1b040b26cc51fac281880dc9e6005fa9