Analysis
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max time kernel
28s -
max time network
33s -
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 11:50
Static task
static1
Behavioral task
behavioral1
Sample
ffe803c760830b6da9e0ff37559fa7e4f62f41b5a09a8fe4c1872e2d1776e57e.apk
Resource
android-x86-arm-20240624-en
General
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Target
ffe803c760830b6da9e0ff37559fa7e4f62f41b5a09a8fe4c1872e2d1776e57e.apk
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Size
4.8MB
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MD5
63f556a54cf272d4bb02f9f04ef5b635
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SHA1
1f46d88893e210c4de4d4619bff2eb8a439a3cc6
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SHA256
ffe803c760830b6da9e0ff37559fa7e4f62f41b5a09a8fe4c1872e2d1776e57e
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SHA512
ba7fb6a2cc533c47514289ad20eefa4a0db05c21d3d042db5829c64f0a49aef7d3763cba3332b68b3b78dff82543ccefbd1320d369d407761b33811414ee5d8a
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SSDEEP
49152:kRsEXQnl9KIc3XD845iS7xrGmGIfBkDjVKSclEqFotOBKVJHcfpCtMJ9d5oSS:kRsDl9Bc3Xh5iSRGv/VKYzPjNMDd5oSS
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/4283-0.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@0xc9478000-0xc94fbb38 4283 com.rpcustomizations_imspb -
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.rpcustomizations_imspb Framework service call android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByViewId com.rpcustomizations_imspb -
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.rpcustomizations_imspb -
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.rpcustomizations_imspb -
Queries the mobile country code (MCC) 1 TTPs 1 IoCs
description ioc Process Framework service call com.android.internal.telephony.ITelephony.getNetworkCountryIsoForPhone com.rpcustomizations_imspb -
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.rpcustomizations_imspb -
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.rpcustomizations_imspb -
Uses Crypto APIs (Might try to encrypt user data) 1 TTPs 1 IoCs
description ioc Process Framework API call javax.crypto.Cipher.doFinal com.rpcustomizations_imspb -
Checks CPU information 2 TTPs 1 IoCs
description ioc Process File opened for read /proc/cpuinfo com.rpcustomizations_imspb -
Checks memory information 2 TTPs 1 IoCs
description ioc Process File opened for read /proc/meminfo com.rpcustomizations_imspb
Processes
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com.rpcustomizations_imspb1⤵
- 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:4283
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
MD5c82b00afba3b21a07b6a39ac3e8a7dac
SHA1408cf71c9e5db239797d2c12aae6172d96f132d6
SHA256535bbcd85e66f14696ed645a296aec9a50c0fcd21b05a110bb1eb40561cf676c
SHA512f777833fe2aa9f14caae031189602c12919c7e824943e381cb164ae45a71cc5dc72c4a300040835687a5834c3dfdfc763f8ecda8ed976370be3de2a64454ac74