Analysis
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max time kernel
17s -
max time network
29s -
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
08-11-2024 12:46
Static task
static1
Behavioral task
behavioral1
Sample
c7466d261f3acf4b9f5e80e98671931c8549668471dcf1d8d00ba8bf6f6c803b.apk
Resource
android-x86-arm-20240910-en
General
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Target
c7466d261f3acf4b9f5e80e98671931c8549668471dcf1d8d00ba8bf6f6c803b.apk
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Size
4.8MB
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MD5
a254ed5bf7b0392bfe800efbc12f4ea8
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SHA1
8d6d5eb55516c4c2e2cca51988180872e1e4752c
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SHA256
c7466d261f3acf4b9f5e80e98671931c8549668471dcf1d8d00ba8bf6f6c803b
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SHA512
9aea049f94fddcf5406aa75a4c8f49047d9c65444e5a1a723c398760824fcfd97d68656178b7d3abbbbdbb2679bd080f70c66efeaacef75dd9062ba36cb222e8
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SSDEEP
49152:LRsEXws7B1Kpjj7c45iS7xrGsDleof4jVKScGPH8AHcBaUM6OgfQt1GYjQ:LRsI3Qjj715iSRGimVKuGBaofQDGYjQ
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/4211-0.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@0xc7c78000-0xc7cfb85c 4211 com.iresources9unified -
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.findAccessibilityNodeInfosByViewId com.iresources9unified Framework service call android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfoByAccessibilityId com.iresources9unified -
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.iresources9unified -
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.iresources9unified -
Queries the mobile country code (MCC) 1 TTPs 1 IoCs
description ioc Process Framework service call com.android.internal.telephony.ITelephony.getNetworkCountryIsoForPhone com.iresources9unified -
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.iresources9unified -
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.iresources9unified -
Uses Crypto APIs (Might try to encrypt user data) 1 TTPs 1 IoCs
description ioc Process Framework API call javax.crypto.Cipher.doFinal com.iresources9unified -
Checks CPU information 2 TTPs 1 IoCs
description ioc Process File opened for read /proc/cpuinfo com.iresources9unified -
Checks memory information 2 TTPs 1 IoCs
description ioc Process File opened for read /proc/meminfo com.iresources9unified
Processes
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com.iresources9unified1⤵
- 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:4211
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
MD5e51d4a09f352a0d17e4f325a5e22ff36
SHA1562a5f9c16f14c546e9290609fb99192e9fd1bcc
SHA256497b11e4a241c8ad6d157540d1167f59dd3143aee5c05846b3b65db62998b773
SHA51265a9f56970eaa64543ed632888bb04e5193419f89e302fd16a5e2ded40600d897646c451933ace04419d3c1e962f2eff493c40080c2e1c02d0812b449336a860