Analysis
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max time kernel
19s -
max time network
32s -
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
04-11-2024 16:06
Static task
static1
Behavioral task
behavioral1
Sample
b0b001aa2e2ef21525c84e97b42d5e00fe20ac4f3d07d8c3c2ed487cd85b27a7.apk
Resource
android-x86-arm-20240624-en
General
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Target
b0b001aa2e2ef21525c84e97b42d5e00fe20ac4f3d07d8c3c2ed487cd85b27a7.apk
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Size
4.8MB
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MD5
66f7e7c841adedc240e18e43a45592ed
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SHA1
bfbd4b04d9293651e6fc4a8c47621cffb24ce00b
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SHA256
b0b001aa2e2ef21525c84e97b42d5e00fe20ac4f3d07d8c3c2ed487cd85b27a7
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SHA512
f5fb7de90b1f5a3b44f94177f82009d06807343556cf051d26f3c5767a43218b6825fff342f3286b9791591a29f1a3ad86a57a2d50338439871dcedc57e4ab4f
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SSDEEP
49152:xRsEXMsUKNY3XjA45iS7xrGdr+i64ijVKScoaADOaXYIL8NrlkGjoOF66:xRs4UIY3XN5iSRGpcVKOLYbCGUAf
Malware Config
Extracted
octo
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/memory/4226-0.dex family_octo -
Loads dropped Dex/Jar 1 TTPs 1 IoCs
Runs executable file dropped to the device during analysis.
ioc pid Process Anonymous-DexFile@0xd41f8000-0xd427ba74 4226 com.rframework_blockedxt -
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.rframework_blockedxt Framework service call android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByViewId com.rframework_blockedxt -
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.rframework_blockedxt -
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.rframework_blockedxt -
Queries the mobile country code (MCC) 1 TTPs 1 IoCs
description ioc Process Framework service call com.android.internal.telephony.ITelephony.getNetworkCountryIsoForPhone com.rframework_blockedxt -
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 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.rframework_blockedxt -
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.rframework_blockedxt -
Uses Crypto APIs (Might try to encrypt user data) 1 TTPs 1 IoCs
description ioc Process Framework API call javax.crypto.Cipher.doFinal com.rframework_blockedxt -
Checks CPU information 2 TTPs 1 IoCs
description ioc Process File opened for read /proc/cpuinfo com.rframework_blockedxt -
Checks memory information 2 TTPs 1 IoCs
description ioc Process File opened for read /proc/meminfo com.rframework_blockedxt
Processes
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com.rframework_blockedxt1⤵
- 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
- Queries the mobile country code (MCC)
- 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)
- Checks CPU information
- Checks memory information
PID:4226
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
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
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Filesize
48B
MD5046a414913add6f5bb60072c7db819b6
SHA1451ee4f6809260aec622d772fd329c7d0297a842
SHA256b66c1320cb063a1d391c94273572ea6edae76c8c8b0a07f8d75c88686f0df72a
SHA5124e6355f3051ed5e811ab030abde1f5be7f5e1cf33be99cd08477e9b6c015deb1d8bd75a09fb9c7176b8511c5ad0a67abc0902a3531e97564ccb6afc57496a47c
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Filesize
307KB
MD54e73947cabb5db3f92ca85004981b754
SHA16d9667fdb0280ed2dcb782b4683e422a51bdc601
SHA2566db94232e756b90ed437f1bc87dc38cf20fb2e7c7a19a5e40c6c17254b7e234c
SHA512be8b500a7070af1dfb53b0cf1a7b327dadc4e163a6dad905496ac228c58cd1ed87b054533917924455d35e9b300683ae33e1bcdd91935a5dbae1d693c3e13d69
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Filesize
526KB
MD58390b01f316c461215f048fd9bcfb172
SHA15611ef26eebb9c17c21ccf26847c6fe1ce893e5d
SHA2568cd1748797b6f6bf2df5555e04eb53d32015e26790378660c2898d3a9375ae2c
SHA512085b6c5bafb156d4d41029c9566fffbe475ed6961a84021c3f961102a7ae6c82410eced2ab8fa034e41ee2f8443dcbaa39bdc37523cb6a3277f34ae719263ad5