Analysis
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max time kernel
19s -
max time network
31s -
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
16/12/2024, 04:04
Static task
static1
Behavioral task
behavioral1
Sample
88b107045f24308397323ea642d66668579088b6b626ab361e86ff03912430eb.apk
Resource
android-x86-arm-20240624-en
General
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Target
88b107045f24308397323ea642d66668579088b6b626ab361e86ff03912430eb.apk
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Size
4.8MB
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MD5
fbd0a2dd07426e807e931f4c389c1557
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SHA1
77e12e98b783111ed8921c6ae54ac56d8e64c007
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SHA256
88b107045f24308397323ea642d66668579088b6b626ab361e86ff03912430eb
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SHA512
07e09f437142db094b74d14b6304327c28174aa9ad16761b474033aa96b54a641d58365d92e246b78db27b70c93d546da5c3607307e638996ba2f3a06c0f2bfa
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SSDEEP
49152:PRsEX9CdKKCa3XbIT45iS7xrG4/UIarajVKSc9JTaozXQbJgCAa769j:PRs3dKTa3XEU5iSRGBkVKZz2Jg1
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/4311-0.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@0xc96f8000-0xc977b888 4311 com.aghint04svesafety -
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.aghint04svesafety Framework service call android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByViewId com.aghint04svesafety -
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.aghint04svesafety -
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.aghint04svesafety -
Queries the mobile country code (MCC) 1 TTPs 1 IoCs
description ioc Process Framework service call com.android.internal.telephony.ITelephony.getNetworkCountryIsoForPhone com.aghint04svesafety -
Queries the unique device ID (IMEI, MEID, IMSI) 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.aghint04svesafety -
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.aghint04svesafety -
Uses Crypto APIs (Might try to encrypt user data) 1 TTPs 1 IoCs
description ioc Process Framework API call javax.crypto.Cipher.doFinal com.aghint04svesafety -
Checks CPU information 2 TTPs 1 IoCs
description ioc Process File opened for read /proc/cpuinfo com.aghint04svesafety -
Checks memory information 2 TTPs 1 IoCs
description ioc Process File opened for read /proc/meminfo com.aghint04svesafety
Processes
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com.aghint04svesafety1⤵
- 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:4311
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
3Replay 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
MD519df4e04993c6df427b0ba3a590cf3f0
SHA161daaeb4075bb9a5a61c4c01086e47855ac126c4
SHA2563845bdc9be72b524af5ae5fdefb8de6e174484479db541374768406d2e0b93ad
SHA5125d91b78c8506ab8f65ce2aa74b7f81cd39d0d62e3c3953679afae10b1cc1e80137be99c76f8fb44d74a196bd6d0842827a922f46261edea24875d53463682f3f