Malware Analysis Report

2024-09-09 13:41

Sample ID 240624-1wth6axcjr
Target 60bee559e356c794ccbca7a120f1cc76460b90c68bd1c64f753ffd24abc425ba.bin
SHA256 60bee559e356c794ccbca7a120f1cc76460b90c68bd1c64f753ffd24abc425ba
Tags
octo banker collection credential_access discovery evasion impact infostealer persistence rat trojan stealth
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK Matrix

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

60bee559e356c794ccbca7a120f1cc76460b90c68bd1c64f753ffd24abc425ba

Threat Level: Known bad

The file 60bee559e356c794ccbca7a120f1cc76460b90c68bd1c64f753ffd24abc425ba.bin was found to be: Known bad.

Malicious Activity Summary

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

Octo

Octo payload

Removes its main activity from the application launcher

Loads dropped Dex/Jar

Makes use of the framework's Accessibility service

Queries the phone number (MSISDN for GSM devices)

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

Acquires the wake lock

Requests dangerous framework permissions

Reads information about phone network operator.

Performs UI accessibility actions on behalf of the user

Queries the mobile country code (MCC)

Requests modifying system settings.

Declares services with permission to bind to the system

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

Declares broadcast receivers with permission to handle system events

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

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

Makes use of the framework's foreground persistence service

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

Uses Crypto APIs (Might try to encrypt user data)

MITRE ATT&CK Matrix

N/A

Analysis: static1

Detonation Overview

Reported

2024-06-24 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 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 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
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

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-24 22:00

Reported

2024-06-24 22:05

Platform

android-33-x64-arm64-20240624-en

Max time kernel

179s

Max time network

186s

Command Line

com.countryhasizh

Signatures

Octo

banker trojan infostealer rat octo

Octo payload

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

Loads dropped Dex/Jar

evasion
Description Indicator Process Target
N/A /data/user/0/com.countryhasizh/cache/wdkkl 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

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

banker discovery

Queries the phone number (MSISDN for GSM devices)

discovery

Acquires the wake lock

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

Performs UI accessibility actions on behalf of the user

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

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 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

Requests modifying system settings.

evasion
Description Indicator Process Target
Intent action android.settings.action.MANAGE_WRITE_SETTINGS 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.countryhasizh

Network

Country Destination Domain Proto
GB 142.250.200.36:443 udp
GB 142.250.200.36:443 udp
N/A 224.0.0.251:5353 udp
US 1.1.1.1:53 mamudoiledostadogru.com udp
RU 193.143.1.9:443 mamudoiledostadogru.com tcp
US 1.1.1.1:53 sigaracokhojdur1.com udp
US 1.1.1.1:53 dertlikaygisiz04.com udp
US 1.1.1.1:53 kaygisizamamutlu04.com udp
US 1.1.1.1:53 mamudoilekeyfyap.com udp
RU 193.143.1.9:443 mamudoiledostadogru.com tcp
GB 172.217.169.74:443 udp
GB 142.250.200.36:443 udp
US 172.64.41.3:443 udp
US 172.64.41.3:443 tcp
US 172.64.41.3:443 tcp
GB 172.217.16.227:443 tcp
GB 172.217.16.227:443 udp
RU 193.143.1.9:443 mamudoiledostadogru.com tcp
GB 216.58.201.99:443 tcp
RU 193.143.1.9:443 mamudoiledostadogru.com tcp
RU 193.143.1.9:443 mamudoiledostadogru.com tcp
RU 193.143.1.9:443 mamudoiledostadogru.com tcp
RU 193.143.1.9:443 mamudoiledostadogru.com tcp
US 1.1.1.1:53 www.google.com udp
GB 142.250.187.228:443 www.google.com tcp
RU 193.143.1.9:443 mamudoiledostadogru.com tcp
GB 216.58.204.68:443 tcp
RU 193.143.1.9:443 mamudoiledostadogru.com tcp
RU 193.143.1.9:443 mamudoiledostadogru.com tcp
RU 193.143.1.9:443 mamudoiledostadogru.com tcp
RU 193.143.1.9:443 mamudoiledostadogru.com tcp
RU 193.143.1.9:443 mamudoiledostadogru.com tcp
RU 193.143.1.9:443 mamudoiledostadogru.com tcp
RU 193.143.1.9:443 mamudoiledostadogru.com tcp
GB 142.250.187.228:443 www.google.com tcp
RU 193.143.1.9:443 mamudoiledostadogru.com tcp
RU 193.143.1.9:443 mamudoiledostadogru.com tcp

Files

/data/data/com.countryhasizh/cache/wdkkl

MD5 750ac2fe33efc899782b499de077bf26
SHA1 6f4715b416c1a9fb5952af368ec463fb6b9062ff
SHA256 a221e3d4e45107dfd1b10d5e74e201bce1eb372df70ebd2d8471e6ed97d39f71
SHA512 482cadffa75f67c08d3ae83fa324a331d653b625463da02bf637c046bf026d92fedd103603856934313eed3895d38b00f643abcd1824b232bdb969a0a98496ff

/data/data/com.countryhasizh/cache/oat/wdkkl.cur.prof

MD5 58eecf4e0655a9cb58d12dbea96feb5a
SHA1 6d00859be8f59ba5cb9f00a45c1b6666d27396e0
SHA256 131ae0e4b42aea3d78a3b44dffa1fe1773272e8ac0c7a926932af0a577610268
SHA512 2b9c9f5e3d13b93dae4b6e13b2315577d729fa8c107d12d3017e99ad01901d68d90ca9bf8152d0cd6d939b06e9f1e6117289ec05fae60fe2f25acf556d5ee2c7

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-24 22:00

Reported

2024-06-24 22:06

Platform

android-x86-arm-20240624-en

Max time kernel

177s

Max time network

184s

Command Line

com.countryhasizh

Signatures

Octo

banker trojan infostealer rat octo

Octo payload

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

Removes its main activity from the application launcher

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

Loads dropped Dex/Jar

evasion
Description Indicator Process Target
N/A /data/user/0/com.countryhasizh/cache/wdkkl N/A N/A
N/A /data/user/0/com.countryhasizh/cache/wdkkl 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

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

banker discovery

Queries the phone number (MSISDN for GSM devices)

discovery

Acquires the wake lock

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

Performs UI accessibility actions on behalf of the user

evasion
Description Indicator Process Target
N/A android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction N/A N/A
N/A android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction N/A N/A
N/A android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction N/A N/A
N/A android.accessibilityservice.IAccessibilityServiceConnection.performGlobalAction 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 unique device ID (IMEI, MEID, IMSI)

discovery

Reads information about phone network operator.

discovery

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 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

Requests modifying system settings.

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

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

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.countryhasizh

Network

Country Destination Domain Proto
GB 142.250.180.10:443 tcp
US 1.1.1.1:53 semanticlocation-pa.googleapis.com udp
US 1.1.1.1:53 kaygisizamamutlu04.com udp
US 1.1.1.1:53 dertlikaygisiz04.com udp
US 1.1.1.1:53 mamudoilekeyfyap.com udp
US 1.1.1.1:53 sigaracokhojdur1.com udp
US 1.1.1.1:53 mamudoiledostadogru.com udp
RU 193.143.1.9:443 mamudoiledostadogru.com tcp
RU 193.143.1.9:443 mamudoiledostadogru.com tcp
GB 216.58.201.110:443 tcp
US 1.1.1.1:53 android.apis.google.com udp
GB 172.217.16.238:443 android.apis.google.com tcp
RU 193.143.1.9:443 mamudoiledostadogru.com tcp
RU 193.143.1.9:443 mamudoiledostadogru.com tcp
RU 193.143.1.9:443 mamudoiledostadogru.com tcp
RU 193.143.1.9:443 mamudoiledostadogru.com tcp
RU 193.143.1.9:443 mamudoiledostadogru.com tcp
RU 193.143.1.9:443 mamudoiledostadogru.com tcp
RU 193.143.1.9:443 mamudoiledostadogru.com tcp

Files

/data/data/com.countryhasizh/cache/wdkkl

MD5 750ac2fe33efc899782b499de077bf26
SHA1 6f4715b416c1a9fb5952af368ec463fb6b9062ff
SHA256 a221e3d4e45107dfd1b10d5e74e201bce1eb372df70ebd2d8471e6ed97d39f71
SHA512 482cadffa75f67c08d3ae83fa324a331d653b625463da02bf637c046bf026d92fedd103603856934313eed3895d38b00f643abcd1824b232bdb969a0a98496ff

/data/data/com.countryhasizh/cache/oat/wdkkl.cur.prof

MD5 e8c2a9809bf0c4e6e4ccf4b6db7bee4c
SHA1 37a98f18aba04a059c3884117e44d9b3644599cb
SHA256 3c53bfb3f602b05c6658501c7b00185aab53c9317bd6d23765ce02b252443655
SHA512 b993d5664b8ca7ea3c8b91fda7364ed6b8b5f391caeaeebc9bec7814f76bb8ecc9c9c4376e9da57d267bd7eb2ae817ac3b88add249a29082171b7e6c913a2fb9