Analysis
- max time kernel
46s - max time network
152s - platform
android-10_x64 - resource
android-x64-20260325-en - resource tags
arch:x64arch:x86image:android-x64-20260325-enlocale:en-usos:android-10-x64system - submitted
22/07/2026, 03:14
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
Keystone.apk
Resource
android-x86-arm-20260325-en
5 signatures
150 seconds
Behavioral task
behavioral2
Sample
Keystone.apk
Resource
android-x64-20260325-en
6 signatures
150 seconds
Behavioral task
behavioral3
Sample
Keystone.apk
Resource
android-x64-arm64-20260325-en
4 signatures
150 seconds
General
- Target Keystone.apk
- Size 5.8MB
- Sample260722-drmtgsab38
- SHA256 7ecb81c506ed71d090e5acd97bf8e8c2d51ad6e4ffad302c1a99ccda8ff19b43
- MD5 42ad5f74ff18b430b10f980ecc0be6a9
- SHA1 5aa309219a98d1b7995676b074d8e10e47ee5cf9
- SHA512 0526ba02502cbeddecb68259ae2761f22651283706dadb69feb0e2b3a565c6dbc877c96bb8c1f3290506886661e10bf2a819fc31cd23a97bead20f80b5d44dc1
- SSDEEP 98304:VVKC/uEF15f2aFTPyurTpOKO1kRdMF5pppzH4EfqgmzN2e26:VMCRF15OaxFk1icppsgjmh9
- TLSH T14156DEC1AEED782ACF664137CB6AF1FD4573DD9E8A86815AB030F519087358C1E30AB5
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Obtains sensitive information copied to the device clipboard 2 TTPs 1 IoCs
Application may abuse the framework's APIs to obtain sensitive information copied to the device clipboard.
description ioc Process Framework service call android.content.IClipboard.addPrimaryClipChangedListener com.middletondynamics.keystone - Queries the mobile country code (MCC) 1 TTPs 1 IoCs
description ioc Process Framework service call com.android.internal.telephony.ITelephony.getNetworkCountryIsoForPhone com.middletondynamics.keystone - Checks the presence of a debugger
- 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.middletondynamics.keystone - Checks CPU information 2 TTPs 1 IoCs
description ioc Process File opened for read /proc/cpuinfo com.middletondynamics.keystone - Checks memory information 2 TTPs 1 IoCs
description ioc Process File opened for read /proc/meminfo com.middletondynamics.keystone
Processes
Network
MITRE ATT&CK Mobile v16
Replay Monitor
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Downloads
- Path /data/data/com.middletondynamics.keystone/files/profileInstalled
- Size 24B
- SHA256 070f196b60b1568cc66a511d0712e2a9453037673501b2fdff50503fa0f335e5
- MD5 875eb0fb8876093f9d55498aa503448e
- SHA1 dc40aceccd0ee481b8bc99042be371edf66b6c82
- SHA512 e66e4de3cf0789c93a80aeb4f20c1ecf8acefa6b1066e6633d37e7d3d2ab73f73fccd9b9b67e381a6e0f3963a3fd80ccfd717df52de04c0cae2ddb99b685223c
- MD5 SHA1 SHA512