spynote | lesnuha[.]apk

General

Target
lesnuha.apk
Size 896KB
Sample260707-rpkg8sbw5t
SHA256 183da379c464125f6d2d4a83e2fcae8441364133ec40d315002b05e1ee9a6e49
MD5 a41b17baf94602b45fa77d1d3b97c014
SHA1 a217f9eae9ee37e5cc214e30d27f40a8be0b7bd3
SHA512 3a937632a3b390b3237fc20e0e639dcedc0ba291df4673fd8605701f5fcad1c46d027671e345d522a70f09bf0e442cd6b7773e015e2e25339d8b26fe44d39515
SSDEEP 24576:Zy902y62zzZZqxDJK06DASoEBvdJCp37d:Zy9020zrcDJGXoEBF0j
TLSH
T1E8159DC7FB49F867D9F3D63A8275866AD6460C544B43D7431985723C0ABBAC08B89FC8
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

banker trojan infostealer rat spynote

Malware Config

Extracted

Family

spynote

C2

legendus-31492.portmap.host:31492

Signatures

Family: Spynote
Spynote is a Remote Access Trojan first seen in 2017.
banker trojan infostealer rat spynote

Spynote payload 1 IoCs

resource	yara_rule
sample	family_spynote

Declares broadcast receivers with permission to handle system events 1 IoCs

description	ioc
Required by device admin receivers to bind with the system. Allows apps to manage device administration features.	android.permission.BIND_DEVICE_ADMIN

Declares services with permission to bind to the system 1 IoCs

description	ioc
Required by accessibility services to bind with the system. Allows apps to access accessibility features.	android.permission.BIND_ACCESSIBILITY_SERVICE

Requests dangerous framework permissions 18 IoCs

description	ioc
Required to be able to access the camera device.	android.permission.CAMERA
Allows an application to read from external storage.	android.permission.READ_EXTERNAL_STORAGE
Allows an application to write and read the user's call log data.	android.permission.WRITE_CALL_LOG
Allows an app to create windows using the type LayoutParams.TYPE_APPLICATION_OVERLAY, shown on top of all other apps.	android.permission.SYSTEM_ALERT_WINDOW
Allows an application to write to external storage.	android.permission.WRITE_EXTERNAL_STORAGE
Required to be able to access the camera device.	android.permission.CAMERA
Allows access to the list of accounts in the Accounts Service.	android.permission.GET_ACCOUNTS
Allows an application to write the user's contacts data.	android.permission.WRITE_CONTACTS
Allows an application to read the user's contacts data.	android.permission.READ_CONTACTS
Allows an application to record audio.	android.permission.RECORD_AUDIO
Allows an application to read SMS messages.	android.permission.READ_SMS
Allows an application to read the user's call log.	android.permission.READ_CALL_LOG
Allows read only access to phone state, including the current cellular network information, the status of any ongoing calls, and a list of any PhoneAccounts registered on the device.	android.permission.READ_PHONE_STATE
Allows an application to initiate a phone call without going through the Dialer user interface for the user to confirm the call.	android.permission.CALL_PHONE
Allows an app to access approximate location.	android.permission.ACCESS_COARSE_LOCATION
Allows an app to access precise location.	android.permission.ACCESS_FINE_LOCATION
Allows an application to receive SMS messages.	android.permission.RECEIVE_SMS
Allows an application to see the number being dialed during an outgoing call with the option to redirect the call to a different number or abort the call altogether.	android.permission.PROCESS_OUTGOING_CALLS

Codesign digest Mismatch 1 IoCs

File was altered after it was signed.

resource
lesnuha.apk

Insecure Codesign Algorithm 1 IoCs

File was codesigned using an insecure algorithm.

resource
lesnuha.apk

Untrusted Codesign Signers 1 IoCs

Codesigned file was signed by an untrusted entity.

resource
lesnuha.apk

File Explorer

lesnuha.apk

.apk 896KB

lesnuha.apk

SHA256 183da379c464125f6d2d4a83e2fcae8441364133ec40d315002b05e1ee9a6e49
MD5 a41b17baf94602b45fa77d1d3b97c014
SHA1 a217f9eae9ee37e5cc214e30d27f40a8be0b7bd3
SHA512 3a937632a3b390b3237fc20e0e639dcedc0ba291df4673fd8605701f5fcad1c46d027671e345d522a70f09bf0e442cd6b7773e015e2e25339d8b26fe44d39515
SSDEEP 24576:Zy902y62zzZZqxDJK06DASoEBvdJCp37d:Zy9020zrcDJGXoEBF0j
TLSH
T1E8159DC7FB49F867D9F3D63A8275866AD6460C544B43D7431985723C0ABBAC08B89FC8
MD5 SHA1 SHA512 SSDEEP TLSH

android

Spynote payload
Codesign digest Mismatch

File was altered after it was signed.
Insecure Codesign Algorithm

File was codesigned using an insecure algorithm.
Untrusted Codesign Signers

Codesigned file was signed by an untrusted entity.

File Signature issue

Digest

f46d8a009f638e91a34d36bcce978891b67b274c

Digest Algorithm

sha1

Digest Matches

Not matched

Trusted

Not trusted

Signing Certificate

CN=Android Tester,OU=Android Tester,O=Android Tester Inc.,L=Cali,ST=California,C=US,1.2.840.113549.1.9.1=#0c13616e64726f6964407465737465722e74657374

Chains

Jan 1, 0001

com.android.tester

android.permission.FLASHLIGHT android.permission.CAMERA android.permission.BLUETOOTH android.permission.READ_EXTERNAL_STORAGE android.permission.WRITE_CALL_LOG com.android.browser.permission.READ_HISTORY_BOOKMARKS android.permission.SYSTEM_ALERT_WINDOW android.permission.WRITE_EXTERNAL_STORAGE android.permission.SET_WALLPAPER android.permission.SET_WALLPAPER_HINTS android.permission.RECEIVE_BOOT_COMPLETED android.permission.KILL_BACKGROUND_PROCESSES android.permission.VIBRATE android.permission.CAMERA android.permission.GET_ACCOUNTS android.permission.WAKE_LOCK android.permission.ACCESS_NETWORK_STATE android.permission.WRITE_CONTACTS android.permission.READ_CONTACTS android.permission.RECORD_AUDIO android.permission.READ_SMS android.permission.ACCESS_WIFI_STATE android.permission.CHANGE_WIFI_STATE android.permission.READ_CALL_LOG android.permission.INTERNET android.permission.READ_PHONE_STATE android.permission.CALL_PHONE android.permission.ACCESS_COARSE_LOCATION android.permission.ACCESS_FINE_LOCATION android.permission.RECEIVE_SMS android.permission.GET_TASKS android.permission.PROCESS_OUTGOING_CALLS android.permission.BROADCAST_PACKAGE_ADDED android.permission.BROADCAST_PACKAGE_CHANGED android.permission.BROADCAST_PACKAGE_INSTALL android.permission.BROADCAST_PACKAGE_REPLACED com.sec.android.provider.badge.permission.READ com.sec.android.provider.badge.permission.WRITE com.htc.launcher.permission.READ_SETTINGS com.htc.launcher.permission.UPDATE_SHORTCUT com.sonyericsson.home.permission.BROADCAST_BADGE com.sonymobile.home.permission.PROVIDER_INSERT_BADGE com.anddoes.launcher.permission.UPDATE_COUNT com.majeur.launcher.permission.UPDATE_BADGE com.huawei.android.launcher.permission.CHANGE_BADGE com.huawei.android.launcher.permission.READ_SETTINGS com.huawei.android.launcher.permission.WRITE_SETTINGS android.permission.READ_APP_BADGE com.oppo.launcher.permission.READ_SETTINGS com.oppo.launcher.permission.WRITE_SETTINGS me.everything.badger.permission.BADGE_COUNT_READ me.everything.badger.permission.BADGE_COUNT_WRITE

Android Permissions

lesnuha.apk

Permissions

android.permission.FLASHLIGHT

android.permission.CAMERA

android.permission.BLUETOOTH

android.permission.READ_EXTERNAL_STORAGE

android.permission.WRITE_CALL_LOG

com.android.browser.permission.READ_HISTORY_BOOKMARKS

android.permission.SYSTEM_ALERT_WINDOW

android.permission.WRITE_EXTERNAL_STORAGE

android.permission.SET_WALLPAPER

android.permission.SET_WALLPAPER_HINTS

android.permission.RECEIVE_BOOT_COMPLETED

android.permission.KILL_BACKGROUND_PROCESSES

android.permission.VIBRATE

android.permission.CAMERA

android.permission.GET_ACCOUNTS

android.permission.WAKE_LOCK

android.permission.ACCESS_NETWORK_STATE

android.permission.WRITE_CONTACTS

android.permission.READ_CONTACTS

android.permission.RECORD_AUDIO

android.permission.READ_SMS

android.permission.ACCESS_WIFI_STATE

android.permission.CHANGE_WIFI_STATE

android.permission.READ_CALL_LOG

android.permission.INTERNET

android.permission.READ_PHONE_STATE

android.permission.CALL_PHONE

android.permission.ACCESS_COARSE_LOCATION

android.permission.ACCESS_FINE_LOCATION

android.permission.RECEIVE_SMS

android.permission.GET_TASKS

android.permission.PROCESS_OUTGOING_CALLS

android.permission.BROADCAST_PACKAGE_ADDED

android.permission.BROADCAST_PACKAGE_CHANGED

android.permission.BROADCAST_PACKAGE_INSTALL

android.permission.BROADCAST_PACKAGE_REPLACED

com.sec.android.provider.badge.permission.READ

com.sec.android.provider.badge.permission.WRITE

com.htc.launcher.permission.READ_SETTINGS

com.htc.launcher.permission.UPDATE_SHORTCUT

com.sonyericsson.home.permission.BROADCAST_BADGE

com.sonymobile.home.permission.PROVIDER_INSERT_BADGE

com.anddoes.launcher.permission.UPDATE_COUNT

com.majeur.launcher.permission.UPDATE_BADGE

com.huawei.android.launcher.permission.CHANGE_BADGE

com.huawei.android.launcher.permission.READ_SETTINGS

com.huawei.android.launcher.permission.WRITE_SETTINGS

android.permission.READ_APP_BADGE

com.oppo.launcher.permission.READ_SETTINGS

com.oppo.launcher.permission.WRITE_SETTINGS

lesnuha.apk

File Signature issue

com.android.tester.C7

com.android.tester.C6

com.android.tester.C11

com.android.tester.C5

com.android.tester.C15

com.android.tester.C1

com.android.tester.C10

com.android.tester.C9

com.android.tester.C13

com.android.tester.C4

com.android.tester.C2

com.android.tester.C3

com.android.tester.C8

Resubmissions

Sharing

General

Malware Config

Extracted

Signatures

File Explorer

lesnuha.apk

File Signature issue

com.android.tester.C7

com.android.tester.C6

com.android.tester.C11

com.android.tester.C5

com.android.tester.C15

com.android.tester.C1

com.android.tester.C10

com.android.tester.C9

com.android.tester.C13

com.android.tester.C4

com.android.tester.C2

com.android.tester.C3

com.android.tester.C8

Android Permissions

lesnuha.apk