Malware Analysis Report

2024-09-09 13:44

Sample ID 240519-1wsxmaca52
Target 400d1dde99702a445e268843bd54a7fcc7659a80a8abd0abe95c950098a7d03a.bin
SHA256 400d1dde99702a445e268843bd54a7fcc7659a80a8abd0abe95c950098a7d03a
Tags
octo banker collection credential_access discovery evasion impact infostealer persistence rat stealth 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: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

400d1dde99702a445e268843bd54a7fcc7659a80a8abd0abe95c950098a7d03a

Threat Level: Known bad

The file 400d1dde99702a445e268843bd54a7fcc7659a80a8abd0abe95c950098a7d03a.bin was found to be: Known bad.

Malicious Activity Summary

octo banker collection credential_access discovery evasion impact infostealer persistence rat stealth trojan

Octo payload

Octo

Queries a list of all the installed applications on the device (Might be used in an attempt to overlay legitimate apps)

Requests modifying system settings.

Prevents application removal

Requests accessing notifications (often used to intercept notifications before users become aware).

Removes its main activity from the application launcher

Makes use of the framework's Accessibility service

Queries the phone number (MSISDN for GSM devices)

Loads dropped Dex/Jar

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

Queries the mobile country code (MCC)

Makes use of the framework's foreground persistence service

Declares services with permission to bind to the system

Queries the unique device ID (IMEI, MEID, IMSI)

Requests dangerous framework permissions

Declares broadcast receivers with permission to handle system events

Reads information about phone network operator.

Requests disabling of battery optimizations (often used to enable hiding in the background).

Acquires the wake lock

Uses Crypto APIs (Might try to encrypt user data)

MITRE ATT&CK Matrix

N/A

Analysis: static1

Detonation Overview

Reported

2024-05-19 22:00

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 write to external storage. android.permission.WRITE_EXTERNAL_STORAGE N/A N/A
Allows an application to read from external storage. android.permission.READ_EXTERNAL_STORAGE N/A N/A
Allows an application to receive SMS messages. android.permission.RECEIVE_SMS N/A N/A
Allows an application to read SMS messages. android.permission.READ_SMS N/A N/A
Allows an application to send SMS messages. android.permission.SEND_SMS 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 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 an application to read or write the system settings. android.permission.WRITE_SETTINGS N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-19 22:00

Reported

2024-05-19 22:05

Platform

android-x86-arm-20240514-en

Max time kernel

179s

Max time network

130s

Command Line

com.sitstatef

Signatures

Octo

banker trojan infostealer rat octo

Octo payload

Description Indicator Process Target
N/A N/A N/A N/A

Makes use of the framework's Accessibility service

collection evasion credential_access
Description Indicator Process Target
Framework service call android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfoByAccessibilityId N/A N/A
Framework service call android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByViewId N/A N/A

Prevents application removal

evasion
Description Indicator Process Target
Framework service call android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction N/A N/A

Queries a list of all the installed applications on the device (Might be used in an attempt to overlay legitimate apps)

banker discovery

Removes its main activity from the application launcher

stealth trojan evasion
Description Indicator Process Target
N/A N/A N/A N/A

Requests accessing notifications (often used to intercept notifications before users become aware).

collection credential_access
Description Indicator Process Target
Intent action android.settings.ACTION_NOTIFICATION_LISTENER_SETTINGS N/A N/A

Requests modifying system settings.

evasion
Description Indicator Process Target
Intent action android.settings.action.MANAGE_WRITE_SETTINGS N/A N/A

Loads dropped Dex/Jar

evasion
Description Indicator Process Target
N/A /data/user/0/com.sitstatef/cache/sibxeju N/A N/A
N/A /data/user/0/com.sitstatef/cache/sibxeju N/A N/A

Makes use of the framework's foreground persistence service

evasion persistence
Description Indicator Process Target
Framework service call android.app.IActivityManager.setServiceForeground 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

Queries the phone number (MSISDN for GSM devices)

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

Acquires the wake lock

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

Queries the unique device ID (IMEI, MEID, IMSI)

discovery

Requests disabling of battery optimizations (often used to enable hiding in the background).

evasion
Description Indicator Process Target
Intent action android.settings.REQUEST_IGNORE_BATTERY_OPTIMIZATIONS N/A N/A

Uses Crypto APIs (Might try to encrypt user data)

impact
Description Indicator Process Target
Framework API call javax.crypto.Cipher.doFinal N/A N/A

Processes

com.sitstatef

Network

Country Destination Domain Proto
N/A 224.0.0.251:5353 udp
GB 172.217.169.42:443 tcp
US 1.1.1.1:53 semanticlocation-pa.googleapis.com udp
US 1.1.1.1:53 www.ip-api.com udp
US 208.95.112.1:80 www.ip-api.com tcp
US 1.1.1.1:53 moneycsffhgm7.shop udp
US 1.1.1.1:53 3moneycsasfasfh.com udp
AM 85.209.133.184:443 moneycsffhgm7.shop tcp
US 1.1.1.1:53 moneycsasfasfh.com udp
US 1.1.1.1:53 moneymaskalandd.shop udp
AM 85.209.133.184:443 moneycsffhgm7.shop tcp
GB 216.58.212.227:443 tcp
GB 142.250.180.14:443 tcp
US 1.1.1.1:53 android.apis.google.com udp
GB 142.250.187.206:443 android.apis.google.com tcp
AM 85.209.133.184:443 moneycsffhgm7.shop tcp

Files

/data/data/com.sitstatef/cache/sibxeju

MD5 b7ae4559fca9c84a585e54654564bb4b
SHA1 cefc9fe2b197ab7a02ba50ed53906590cef6c621
SHA256 2304542d716738e70d89fef86abbff7959cecd592fa26c6db861f3f83da54dca
SHA512 0a07f78f80f28b0b9a4a7857253094f7eed52839fc4468061c5ffbb996e0ee6780569f525bdcc061efda0ccb3e5eccb817b45b1ea9a1f4cd778e576ab5ab175e

/data/data/com.sitstatef/cache/oat/sibxeju.cur.prof

MD5 602fdb112c861ba00ceb86d47d4bc44b
SHA1 999a8e7404b50a559a3dd5d016e0772fcc2c211f
SHA256 357c140addd6cd4e6e849aea5a76800c1bec90d98e43daecdd382da23fa81565
SHA512 ceff0e0c0cb984e9ddee61b1ac1a66c2b39558ac604b7eda75d804f301be941a152566e983b12d0b8453cdabcaba1bbfa028d6e6d28a91bd71067763da00b421

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-19 22:00

Reported

2024-05-19 22:05

Platform

android-x64-20240514-en

Max time kernel

178s

Max time network

136s

Command Line

com.sitstatef

Signatures

Octo

banker trojan infostealer rat octo

Octo payload

Description Indicator Process Target
N/A N/A N/A N/A

Makes use of the framework's Accessibility service

collection evasion credential_access
Description Indicator Process Target
Framework service call android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfoByAccessibilityId N/A N/A
Framework service call android.accessibilityservice.IAccessibilityServiceConnection.findAccessibilityNodeInfosByViewId N/A N/A

Prevents application removal

evasion
Description Indicator Process Target
Framework service call android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction N/A N/A

Queries a list of all the installed applications on the device (Might be used in an attempt to overlay legitimate apps)

banker discovery

Loads dropped Dex/Jar

evasion
Description Indicator Process Target
N/A /data/user/0/com.sitstatef/cache/sibxeju N/A N/A
N/A /data/user/0/com.sitstatef/cache/sibxeju N/A N/A

Makes use of the framework's foreground persistence service

evasion persistence
Description Indicator Process Target
Framework service call android.app.IActivityManager.setServiceForeground 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

Queries the phone number (MSISDN for GSM devices)

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

Acquires the wake lock

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

Reads information about phone network operator.

discovery

Uses Crypto APIs (Might try to encrypt user data)

impact
Description Indicator Process Target
Framework API call javax.crypto.Cipher.doFinal N/A N/A

Processes

com.sitstatef

Network

Country Destination Domain Proto
N/A 224.0.0.251:5353 udp
US 1.1.1.1:53 moneycsasfasfh.com udp
US 1.1.1.1:53 2moneycsasfasfh.com udp
US 1.1.1.1:53 www.ip-api.com udp
US 208.95.112.1:80 www.ip-api.com tcp
US 1.1.1.1:53 moneycsasfasfh.net udp
US 1.1.1.1:53 moneymaskalandd.shop udp
US 1.1.1.1:53 2moneycsasfasfh.net udp
US 1.1.1.1:53 moneycsffhgm7.shop udp
AM 85.209.133.184:443 moneycsffhgm7.shop tcp
AM 85.209.133.184:443 moneycsffhgm7.shop tcp
US 1.1.1.1:53 ssl.google-analytics.com udp
GB 142.250.178.8:443 ssl.google-analytics.com tcp
US 1.1.1.1:53 android.apis.google.com udp
GB 142.250.179.238:443 android.apis.google.com tcp
GB 142.250.200.46:443 tcp
GB 172.217.16.228:443 tcp
GB 172.217.16.228:443 tcp
AM 85.209.133.184:443 moneycsffhgm7.shop tcp

Files

/data/data/com.sitstatef/cache/sibxeju

MD5 b7ae4559fca9c84a585e54654564bb4b
SHA1 cefc9fe2b197ab7a02ba50ed53906590cef6c621
SHA256 2304542d716738e70d89fef86abbff7959cecd592fa26c6db861f3f83da54dca
SHA512 0a07f78f80f28b0b9a4a7857253094f7eed52839fc4468061c5ffbb996e0ee6780569f525bdcc061efda0ccb3e5eccb817b45b1ea9a1f4cd778e576ab5ab175e

/data/data/com.sitstatef/cache/oat/sibxeju.cur.prof

MD5 77a98d0cc18c88c963b004882702e62e
SHA1 572605c8a1d1f6d9fa0d156e552d495d9dce88f8
SHA256 28111c186f6e55d4edd7e4e91ffe16c2e01ff77bee5193879855b411f68b362e
SHA512 b7af1773d4ec0a2b3d38313a1a916bf82bd6c5730ddf42895d4d78ce2c97a136396eb78f0ed031c9645e0bcaf02d8f80fa06339c7e6f998bd569512d8996c2d5