Malware Analysis Report

2024-09-09 12:26

Sample ID 240611-ct5lmszhqg
Target bruno-sis1.apk
SHA256 5b0433322ca9eaad7b70fdc00869afdf0b410f3ca347e81f11aa7cd452a22833
Tags
tispy collection discovery evasion infostealer persistence spyware trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK Matrix

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

5b0433322ca9eaad7b70fdc00869afdf0b410f3ca347e81f11aa7cd452a22833

Threat Level: Known bad

The file bruno-sis1.apk was found to be: Known bad.

Malicious Activity Summary

tispy collection discovery evasion infostealer persistence spyware trojan

TiSpy

Loads dropped Dex/Jar

Requests cell location

Queries information about the current nearby Wi-Fi networks

Queries the phone number (MSISDN for GSM devices)

Queries information about active data network

Declares services with permission to bind to the system

Reads information about phone network operator.

Acquires the wake lock

Requests dangerous framework permissions

Declares broadcast receivers with permission to handle system events

Queries the mobile country code (MCC)

Queries information about the current Wi-Fi connection

Registers a broadcast receiver at runtime (usually for listening for system events)

Checks memory information

Checks CPU information

MITRE ATT&CK Matrix

N/A

Analysis: static1

Detonation Overview

Reported

2024-06-11 02:23

Signatures

Declares broadcast receivers with permission to handle system events

Description Indicator Process Target
Required by device admin receivers to bind with the system. Allows apps to manage device administration features. android.permission.BIND_DEVICE_ADMIN N/A N/A

Declares services with permission to bind to the system

Description Indicator Process Target
Required by accessibility services to bind with the system. Allows apps to access accessibility features. android.permission.BIND_ACCESSIBILITY_SERVICE N/A N/A
Required by notification listener services to bind with the system. Allows apps to listen to and interact with notifications on the device. android.permission.BIND_NOTIFICATION_LISTENER_SERVICE N/A N/A

Requests dangerous framework permissions

Description Indicator Process Target
Allows an application to read the user's contacts data. android.permission.READ_CONTACTS N/A N/A
Allows an application to read SMS messages. android.permission.READ_SMS N/A N/A
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 N/A N/A
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 N/A N/A
Allows the app to answer an incoming phone call. android.permission.ANSWER_PHONE_CALLS N/A N/A
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 N/A N/A
Allows an application to read the user's call log. android.permission.READ_CALL_LOG N/A N/A
Allows an application to write to external storage. android.permission.WRITE_EXTERNAL_STORAGE N/A N/A
Allows an app to access approximate location. android.permission.ACCESS_COARSE_LOCATION N/A N/A
Allows an app to access precise location. android.permission.ACCESS_FINE_LOCATION N/A N/A
Allows an application to read the user's calendar data. android.permission.READ_CALENDAR N/A N/A
Allows an application to record audio. android.permission.RECORD_AUDIO N/A N/A
Required to be able to access the camera device. android.permission.CAMERA N/A N/A
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 N/A N/A
Allows an application to collect component usage statistics. android.permission.PACKAGE_USAGE_STATS N/A N/A
Allows an application to read or write the system settings. android.permission.WRITE_SETTINGS N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-11 02:23

Reported

2024-06-11 02:26

Platform

android-x86-arm-20240603-en

Max time kernel

28s

Max time network

152s

Command Line

com.yesfnnsd.augrmbyw

Signatures

TiSpy

trojan infostealer spyware tispy

Loads dropped Dex/Jar

evasion
Description Indicator Process Target
N/A /data/user/0/com.yesfnnsd.augrmbyw/files/dex/heiHJcYNJyXgeJWsB.zip N/A N/A

Queries information about the current nearby Wi-Fi networks

discovery
Description Indicator Process Target
Framework service call android.net.wifi.IWifiManager.getScanResults N/A N/A

Queries the phone number (MSISDN for GSM devices)

discovery

Requests cell location

collection discovery evasion
Description Indicator Process Target
Framework service call com.android.internal.telephony.ITelephony.getCellLocation N/A N/A

Acquires the wake lock

Description Indicator Process Target
Framework service call android.os.IPowerManager.acquireWakeLock N/A N/A

Queries information about active data network

discovery
Description Indicator Process Target
Framework service call android.net.IConnectivityManager.getActiveNetworkInfo N/A N/A

Queries information about the current Wi-Fi connection

discovery
Description Indicator Process Target
Framework service call android.net.wifi.IWifiManager.getConnectionInfo N/A N/A

Queries the mobile country code (MCC)

discovery
Description Indicator Process Target
Framework service call com.android.internal.telephony.ITelephony.getNetworkCountryIsoForPhone N/A N/A

Reads information about phone network operator.

discovery

Registers a broadcast receiver at runtime (usually for listening for system events)

persistence
Description Indicator Process Target
Framework service call android.app.IActivityManager.registerReceiver N/A N/A

Checks CPU information

Description Indicator Process Target
File opened for read /proc/cpuinfo N/A N/A

Checks memory information

Description Indicator Process Target
File opened for read /proc/meminfo N/A N/A

Processes

com.yesfnnsd.augrmbyw

Network

Country Destination Domain Proto
N/A 224.0.0.251:5353 udp
US 1.1.1.1:53 brunoespiao.com.br udp
US 172.67.189.189:443 brunoespiao.com.br tcp
US 1.1.1.1:53 thypix.com udp
US 104.21.19.250:443 thypix.com tcp
US 1.1.1.1:53 pc.brunoespiao.com.br udp
US 34.200.160.51:443 pc.brunoespiao.com.br tcp
GB 142.250.187.206:443 tcp
US 1.1.1.1:53 android.apis.google.com udp
GB 142.250.187.238:443 android.apis.google.com tcp
GB 216.58.201.110:443 tcp
GB 142.250.187.194:443 tcp

Files

/data/data/com.yesfnnsd.augrmbyw/files/dex/heiHJcYNJyXgeJWsB.zip

MD5 4900551be6719d3da0e009793b92b415
SHA1 afa2ce8b462496bc73f7adf9a98e1f57dc0efc7e
SHA256 9f6fac7574f39079c006a061927b9c7d8d26f550d1fd989fa8c0f951b4fc22d0
SHA512 4257157371bcc7fb969d749fff2886237aa38ce4ba2a67e36922f6d49a81d85a2f402c90fa7abd9ad20f87333110e06ee5b4ced8b87c6ea4124059994064785d

/data/user/0/com.yesfnnsd.augrmbyw/files/dex/heiHJcYNJyXgeJWsB.zip

MD5 68ff4fc6abb64c63563332ea00c704b3
SHA1 9560944fc59c9ff7a5ccde300f6aba16c106a33a
SHA256 96e7821984ade95af17d83c735895ed1d1b4a70dd9be9285f5a34b564a221157
SHA512 9b8d3ad8b64a77b73af1cfb4b42f9c745614034d684d8a37454ff5687a4e7fc92a5547b1ec448ba0f452e3e6e7ce6937ccc907bb03a606ec0d9789fcf4c557d5

/data/data/com.yesfnnsd.augrmbyw/files/477239.so

MD5 092c7c60a14e4e8d33b2726ee0be6f33
SHA1 a7ea41c575a5dba95994de58eec34b3f3ce5fb93
SHA256 dbfb0d952a503c626c29acacdc6b9f683630270bbe8a4ec45d491656bc1cf7fb
SHA512 1126ba57eedcf5d4e87a3424a328d76579961e670778fa515ca84b917e6437aca9606784bcd45088a45cc93a2f27a071e21113a0a899a9c44af7fe6425198373

/data/data/com.yesfnnsd.augrmbyw/logs/Sistema1718072597666.log

MD5 b73fda332a0dc9dc5fae33cd1cc3051a
SHA1 48676c0384754cd2a1838e1e5dd928283fe780ae
SHA256 ece7f3a0d795ebc399f7cb73f141b6481f0d92f2ad81477a1039150473d0c036
SHA512 fd130ea8de688ab2ddcc42fc114a5d74657487d2fe59725116a4688121e8e0263322ad27e6e1c8256895f55840a48f246f71692e52aebac61d7f35962e1c9cce

/data/data/com.yesfnnsd.augrmbyw/files/Background/black-wallpapers-for-smartphone-102-700x990.jpg

MD5 4651e1fd4234ee465d6fe6349f2e178d
SHA1 1a86fbd1edd11fa983155172d484959760c1fc0e
SHA256 725ccd777793d5b05707aa28438b58a021c15b0f9cf47ace83aada6ea93a921b
SHA512 6962571dbc91930f4624e3c80e1ab7a5ac23f8f13ccb4587d1619c5d5f8e9731974ae954e8b9ba2e86084f8e797c6a9d49267667a98e47bd7af9e0af29686b0c

/data/data/com.yesfnnsd.augrmbyw/databases/privatesms.db-journal

MD5 3a2071ad2b63b5e636ee17278a9e68ec
SHA1 b59044c8d8b43caad147a1d1ea742407f427ad77
SHA256 000423dcb8231383bb3b77af27986316ffee373e05315b2ba5f669f2f5d55a5c
SHA512 3395820339e435392c3c5316534138a6d1efedb84807b34ad4a70f726f4d7a0a69802ad5ad67b81690a10ddc276691bae636fe122a494508ddccc99d3282e3e0

/data/data/com.yesfnnsd.augrmbyw/databases/privatesms.db

MD5 3621ce0aa81e37bc5c80e2cf881f1dd0
SHA1 00365f82dcada94caea07443656848baf60b3bd9
SHA256 8620d146b06037c9dc98b8788c3137344eb9d7e1f8b982ffec4c1d8549f24dd5
SHA512 76bb7175359d61ce39e95008269752de25769c4e274b4bcf37b920bc2cbfb680b2a4a88de860ed069655d1f47604638b0301c2c6131107cd929348895d73d2bf

/data/data/com.yesfnnsd.augrmbyw/databases/privatesms.db-shm

MD5 bb7df04e1b0a2570657527a7e108ae23
SHA1 5188431849b4613152fd7bdba6a3ff0a4fd6424b
SHA256 c35020473aed1b4642cd726cad727b63fff2824ad68cedd7ffb73c7cbd890479
SHA512 768007e06b0cd9e62d50f458b9435c6dda0a6d272f0b15550f97c478394b743331c3a9c9236e09ab5b9cb3b423b2320a5d66eb3c7068db9ea37891ca40e47012

/data/data/com.yesfnnsd.augrmbyw/databases/privatesms.db-wal

MD5 7dbb2f52caae0a00588f520ab2ca8df4
SHA1 92f5913351ae77c3187a4a200122ccfcfe34c9bb
SHA256 8d2ec0ff8efa764b8e21c27fde62f2e360a27703e040f5f317e8938b1de310ff
SHA512 7cc05e28fb3b907801b67fe8807215504714dceb68aeb6433841f0ad4b9111ba6d1f8c597efcae24c936c12a4d308b6dd31d339b951df0505134ac46d5a7dfd5