Malware Analysis Report

2024-08-06 11:59

Sample ID 231219-xcaedsfcar
Target 7a40ca48bc128c6eeff29d4a8cac46fa
SHA256 e5b1c4c0553a9de4a7e5cea6bff98ffdb51ca04e3a9d1fce807621ac2bb74895
Tags
toxiceye rat 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

e5b1c4c0553a9de4a7e5cea6bff98ffdb51ca04e3a9d1fce807621ac2bb74895

Threat Level: Known bad

The file 7a40ca48bc128c6eeff29d4a8cac46fa was found to be: Known bad.

Malicious Activity Summary

toxiceye rat trojan

Toxiceye family

ToxicEye

Deletes itself

Executes dropped EXE

Checks computer location settings

Unsigned PE

Enumerates physical storage devices

Suspicious behavior: EnumeratesProcesses

Uses Task Scheduler COM API

Suspicious use of AdjustPrivilegeToken

Enumerates processes with tasklist

Suspicious behavior: AddClipboardFormatListener

Suspicious use of WriteProcessMemory

Creates scheduled task(s)

Delays execution with timeout.exe

Suspicious use of SetWindowsHookEx

MITRE ATT&CK Matrix V13

Initial Access
TA0001
Execution
TA0002
Scheduled Task/Job
T1053
Persistence
TA0003
Scheduled Task/Job
T1053
Privilege Escalation
TA0004
Scheduled Task/Job
T1053
Defense Evasion
TA0005
Credential Access
TA0006
Discovery
TA0007
System Information Discovery
T1082
Process Discovery
T1057
Query Registry
T1012
Lateral Movement
TA0008
Collection
TA0009
Exfiltration
TA0010
Command and Control
TA0011
Impact
TA0040
Resource Development
TA0042
Reconnaissance
TA0043

Analysis: static1

Detonation Overview

Reported

2023-12-19 18:41

Signatures

Toxiceye family

toxiceye

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2023-12-19 18:41

Reported

2023-12-19 21:33

Platform

win7-20231215-en

Max time kernel

118s

Max time network

124s

Command Line

"C:\Users\Admin\AppData\Local\Temp\7a40ca48bc128c6eeff29d4a8cac46fa.exe"

Signatures

ToxicEye

rat trojan toxiceye

Deletes itself

Description Indicator Process Target
N/A N/A C:\Windows\System32\cmd.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Alien\Alien.exe N/A

Enumerates physical storage devices

Creates scheduled task(s)

persistence
Description Indicator Process Target
N/A N/A C:\Windows\System32\schtasks.exe N/A
N/A N/A C:\Windows\System32\schtasks.exe N/A

Delays execution with timeout.exe

evasion
Description Indicator Process Target
N/A N/A C:\Windows\system32\timeout.exe N/A

Enumerates processes with tasklist

Description Indicator Process Target
N/A N/A C:\Windows\system32\tasklist.exe N/A

Suspicious behavior: AddClipboardFormatListener

Description Indicator Process Target
N/A N/A C:\Users\Alien\Alien.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Alien\Alien.exe N/A
N/A N/A C:\Users\Alien\Alien.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\7a40ca48bc128c6eeff29d4a8cac46fa.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\system32\tasklist.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Alien\Alien.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Alien\Alien.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Alien\Alien.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1732 wrote to memory of 2716 N/A C:\Users\Admin\AppData\Local\Temp\7a40ca48bc128c6eeff29d4a8cac46fa.exe C:\Windows\System32\schtasks.exe
PID 1732 wrote to memory of 2716 N/A C:\Users\Admin\AppData\Local\Temp\7a40ca48bc128c6eeff29d4a8cac46fa.exe C:\Windows\System32\schtasks.exe
PID 1732 wrote to memory of 2716 N/A C:\Users\Admin\AppData\Local\Temp\7a40ca48bc128c6eeff29d4a8cac46fa.exe C:\Windows\System32\schtasks.exe
PID 1732 wrote to memory of 2960 N/A C:\Users\Admin\AppData\Local\Temp\7a40ca48bc128c6eeff29d4a8cac46fa.exe C:\Windows\System32\cmd.exe
PID 1732 wrote to memory of 2960 N/A C:\Users\Admin\AppData\Local\Temp\7a40ca48bc128c6eeff29d4a8cac46fa.exe C:\Windows\System32\cmd.exe
PID 1732 wrote to memory of 2960 N/A C:\Users\Admin\AppData\Local\Temp\7a40ca48bc128c6eeff29d4a8cac46fa.exe C:\Windows\System32\cmd.exe
PID 2960 wrote to memory of 2820 N/A C:\Windows\System32\cmd.exe C:\Windows\system32\tasklist.exe
PID 2960 wrote to memory of 2820 N/A C:\Windows\System32\cmd.exe C:\Windows\system32\tasklist.exe
PID 2960 wrote to memory of 2820 N/A C:\Windows\System32\cmd.exe C:\Windows\system32\tasklist.exe
PID 2960 wrote to memory of 2692 N/A C:\Windows\System32\cmd.exe C:\Windows\system32\find.exe
PID 2960 wrote to memory of 2692 N/A C:\Windows\System32\cmd.exe C:\Windows\system32\find.exe
PID 2960 wrote to memory of 2692 N/A C:\Windows\System32\cmd.exe C:\Windows\system32\find.exe
PID 2960 wrote to memory of 2888 N/A C:\Windows\System32\cmd.exe C:\Windows\system32\timeout.exe
PID 2960 wrote to memory of 2888 N/A C:\Windows\System32\cmd.exe C:\Windows\system32\timeout.exe
PID 2960 wrote to memory of 2888 N/A C:\Windows\System32\cmd.exe C:\Windows\system32\timeout.exe
PID 2960 wrote to memory of 2912 N/A C:\Windows\System32\cmd.exe C:\Users\Alien\Alien.exe
PID 2960 wrote to memory of 2912 N/A C:\Windows\System32\cmd.exe C:\Users\Alien\Alien.exe
PID 2960 wrote to memory of 2912 N/A C:\Windows\System32\cmd.exe C:\Users\Alien\Alien.exe
PID 2912 wrote to memory of 2612 N/A C:\Users\Alien\Alien.exe C:\Windows\System32\schtasks.exe
PID 2912 wrote to memory of 2612 N/A C:\Users\Alien\Alien.exe C:\Windows\System32\schtasks.exe
PID 2912 wrote to memory of 2612 N/A C:\Users\Alien\Alien.exe C:\Windows\System32\schtasks.exe
PID 2912 wrote to memory of 1368 N/A C:\Users\Alien\Alien.exe C:\Windows\system32\WerFault.exe
PID 2912 wrote to memory of 1368 N/A C:\Users\Alien\Alien.exe C:\Windows\system32\WerFault.exe
PID 2912 wrote to memory of 1368 N/A C:\Users\Alien\Alien.exe C:\Windows\system32\WerFault.exe

Uses Task Scheduler COM API

persistence

Processes

C:\Users\Admin\AppData\Local\Temp\7a40ca48bc128c6eeff29d4a8cac46fa.exe

"C:\Users\Admin\AppData\Local\Temp\7a40ca48bc128c6eeff29d4a8cac46fa.exe"

C:\Windows\System32\schtasks.exe

"C:\Windows\System32\schtasks.exe" /create /f /sc ONLOGON /RL HIGHEST /tn "Chrome Update" /tr "C:\Users\Alien\Alien.exe"

C:\Windows\System32\cmd.exe

"C:\Windows\System32\cmd.exe" /C C:\Users\Admin\AppData\Local\Temp\tmpA5E0.tmp.bat & Del C:\Users\Admin\AppData\Local\Temp\tmpA5E0.tmp.bat

C:\Windows\system32\tasklist.exe

Tasklist /fi "PID eq 1732"

C:\Windows\system32\find.exe

find ":"

C:\Windows\system32\timeout.exe

Timeout /T 1 /Nobreak

C:\Users\Alien\Alien.exe

"Alien.exe"

C:\Windows\System32\schtasks.exe

"C:\Windows\System32\schtasks.exe" /create /f /sc ONLOGON /RL HIGHEST /tn "Chrome Update" /tr "C:\Users\Alien\Alien.exe"

C:\Windows\system32\WerFault.exe

C:\Windows\system32\WerFault.exe -u -p 2912 -s 1640

Network

Country Destination Domain Proto
US 8.8.8.8:53 google.com udp
US 8.8.8.8:53 api.telegram.org udp
NL 149.154.167.220:443 api.telegram.org tcp

Files

memory/1732-0-0x0000000000020000-0x0000000000042000-memory.dmp

memory/1732-1-0x000007FEF5990000-0x000007FEF637C000-memory.dmp

memory/1732-2-0x000000001AE10000-0x000000001AE90000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\tmpA5E0.tmp.bat

MD5 91a78d87e7c5d7ed305ffd40dc95bfd3
SHA1 0ace1452c38228338247a9011b4e4e99ea9a56a2
SHA256 9a061d08c0a676a9f6a0aae1daaff1e822762fe2fed5222eec1a10f87bc92457
SHA512 29e200262358ac16a4878dc7ae2cbeca34ab676bebb0de06263948066ee070fcd4346550d7f44cdada6bd31bd3c307d7cc3b31db20159a9466d93ac3201c1ebc

memory/1732-6-0x000007FEF5990000-0x000007FEF637C000-memory.dmp

C:\Users\Alien\Alien.exe

MD5 7a40ca48bc128c6eeff29d4a8cac46fa
SHA1 fa00aac627e3ebd38a724398264c81f2e5922063
SHA256 e5b1c4c0553a9de4a7e5cea6bff98ffdb51ca04e3a9d1fce807621ac2bb74895
SHA512 46be169801f7e49acc6fed273cd7649cc4b7cd486b5885574e187395702c95cb53b8fd848d36af587554653913609ff3ad26837be91505540623a45084fc3a23

memory/2912-10-0x0000000000CD0000-0x0000000000CF2000-memory.dmp

memory/2912-11-0x000007FEF4FA0000-0x000007FEF598C000-memory.dmp

memory/2912-12-0x000007FEF4FA0000-0x000007FEF598C000-memory.dmp

memory/2912-13-0x000000001AF40000-0x000000001AFC0000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2023-12-19 18:41

Reported

2023-12-19 21:34

Platform

win10v2004-20231215-en

Max time kernel

150s

Max time network

154s

Command Line

"C:\Users\Admin\AppData\Local\Temp\7a40ca48bc128c6eeff29d4a8cac46fa.exe"

Signatures

ToxicEye

rat trojan toxiceye

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-983843758-932321429-1636175382-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\7a40ca48bc128c6eeff29d4a8cac46fa.exe N/A
Key value queried \REGISTRY\USER\S-1-5-21-983843758-932321429-1636175382-1000\Control Panel\International\Geo\Nation C:\Users\Alien\Alien.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Alien\Alien.exe N/A

Enumerates physical storage devices

Creates scheduled task(s)

persistence
Description Indicator Process Target
N/A N/A C:\Windows\System32\schtasks.exe N/A
N/A N/A C:\Windows\System32\schtasks.exe N/A

Delays execution with timeout.exe

evasion
Description Indicator Process Target
N/A N/A C:\Windows\system32\timeout.exe N/A

Enumerates processes with tasklist

Description Indicator Process Target
N/A N/A C:\Windows\system32\tasklist.exe N/A

Suspicious behavior: AddClipboardFormatListener

Description Indicator Process Target
N/A N/A C:\Users\Alien\Alien.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Alien\Alien.exe N/A
N/A N/A C:\Users\Alien\Alien.exe N/A
N/A N/A C:\Users\Alien\Alien.exe N/A
N/A N/A C:\Users\Alien\Alien.exe N/A
N/A N/A C:\Users\Alien\Alien.exe N/A
N/A N/A C:\Users\Alien\Alien.exe N/A
N/A N/A C:\Users\Alien\Alien.exe N/A
N/A N/A C:\Users\Alien\Alien.exe N/A
N/A N/A C:\Users\Alien\Alien.exe N/A
N/A N/A C:\Users\Alien\Alien.exe N/A
N/A N/A C:\Users\Alien\Alien.exe N/A
N/A N/A C:\Users\Alien\Alien.exe N/A
N/A N/A C:\Users\Alien\Alien.exe N/A
N/A N/A C:\Users\Alien\Alien.exe N/A
N/A N/A C:\Users\Alien\Alien.exe N/A
N/A N/A C:\Users\Alien\Alien.exe N/A
N/A N/A C:\Users\Alien\Alien.exe N/A
N/A N/A C:\Users\Alien\Alien.exe N/A
N/A N/A C:\Users\Alien\Alien.exe N/A
N/A N/A C:\Users\Alien\Alien.exe N/A
N/A N/A C:\Users\Alien\Alien.exe N/A
N/A N/A C:\Users\Alien\Alien.exe N/A
N/A N/A C:\Users\Alien\Alien.exe N/A
N/A N/A C:\Users\Alien\Alien.exe N/A
N/A N/A C:\Users\Alien\Alien.exe N/A
N/A N/A C:\Users\Alien\Alien.exe N/A
N/A N/A C:\Users\Alien\Alien.exe N/A
N/A N/A C:\Users\Alien\Alien.exe N/A
N/A N/A C:\Users\Alien\Alien.exe N/A
N/A N/A C:\Users\Alien\Alien.exe N/A
N/A N/A C:\Users\Alien\Alien.exe N/A
N/A N/A C:\Users\Alien\Alien.exe N/A
N/A N/A C:\Users\Alien\Alien.exe N/A
N/A N/A C:\Users\Alien\Alien.exe N/A
N/A N/A C:\Users\Alien\Alien.exe N/A
N/A N/A C:\Users\Alien\Alien.exe N/A
N/A N/A C:\Users\Alien\Alien.exe N/A
N/A N/A C:\Users\Alien\Alien.exe N/A
N/A N/A C:\Users\Alien\Alien.exe N/A
N/A N/A C:\Users\Alien\Alien.exe N/A
N/A N/A C:\Users\Alien\Alien.exe N/A
N/A N/A C:\Users\Alien\Alien.exe N/A
N/A N/A C:\Users\Alien\Alien.exe N/A
N/A N/A C:\Users\Alien\Alien.exe N/A
N/A N/A C:\Users\Alien\Alien.exe N/A
N/A N/A C:\Users\Alien\Alien.exe N/A
N/A N/A C:\Users\Alien\Alien.exe N/A
N/A N/A C:\Users\Alien\Alien.exe N/A
N/A N/A C:\Users\Alien\Alien.exe N/A
N/A N/A C:\Users\Alien\Alien.exe N/A
N/A N/A C:\Users\Alien\Alien.exe N/A
N/A N/A C:\Users\Alien\Alien.exe N/A
N/A N/A C:\Users\Alien\Alien.exe N/A
N/A N/A C:\Users\Alien\Alien.exe N/A
N/A N/A C:\Users\Alien\Alien.exe N/A
N/A N/A C:\Users\Alien\Alien.exe N/A
N/A N/A C:\Users\Alien\Alien.exe N/A
N/A N/A C:\Users\Alien\Alien.exe N/A
N/A N/A C:\Users\Alien\Alien.exe N/A
N/A N/A C:\Users\Alien\Alien.exe N/A
N/A N/A C:\Users\Alien\Alien.exe N/A
N/A N/A C:\Users\Alien\Alien.exe N/A
N/A N/A C:\Users\Alien\Alien.exe N/A
N/A N/A C:\Users\Alien\Alien.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\7a40ca48bc128c6eeff29d4a8cac46fa.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\system32\tasklist.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Alien\Alien.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Alien\Alien.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Alien\Alien.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3772 wrote to memory of 928 N/A C:\Users\Admin\AppData\Local\Temp\7a40ca48bc128c6eeff29d4a8cac46fa.exe C:\Windows\System32\schtasks.exe
PID 3772 wrote to memory of 928 N/A C:\Users\Admin\AppData\Local\Temp\7a40ca48bc128c6eeff29d4a8cac46fa.exe C:\Windows\System32\schtasks.exe
PID 3772 wrote to memory of 3704 N/A C:\Users\Admin\AppData\Local\Temp\7a40ca48bc128c6eeff29d4a8cac46fa.exe C:\Windows\System32\cmd.exe
PID 3772 wrote to memory of 3704 N/A C:\Users\Admin\AppData\Local\Temp\7a40ca48bc128c6eeff29d4a8cac46fa.exe C:\Windows\System32\cmd.exe
PID 3704 wrote to memory of 4952 N/A C:\Windows\System32\cmd.exe C:\Windows\system32\tasklist.exe
PID 3704 wrote to memory of 4952 N/A C:\Windows\System32\cmd.exe C:\Windows\system32\tasklist.exe
PID 3704 wrote to memory of 4340 N/A C:\Windows\System32\cmd.exe C:\Windows\system32\find.exe
PID 3704 wrote to memory of 4340 N/A C:\Windows\System32\cmd.exe C:\Windows\system32\find.exe
PID 3704 wrote to memory of 1680 N/A C:\Windows\System32\cmd.exe C:\Windows\system32\timeout.exe
PID 3704 wrote to memory of 1680 N/A C:\Windows\System32\cmd.exe C:\Windows\system32\timeout.exe
PID 3704 wrote to memory of 380 N/A C:\Windows\System32\cmd.exe C:\Users\Alien\Alien.exe
PID 3704 wrote to memory of 380 N/A C:\Windows\System32\cmd.exe C:\Users\Alien\Alien.exe
PID 380 wrote to memory of 1544 N/A C:\Users\Alien\Alien.exe C:\Windows\System32\schtasks.exe
PID 380 wrote to memory of 1544 N/A C:\Users\Alien\Alien.exe C:\Windows\System32\schtasks.exe

Uses Task Scheduler COM API

persistence

Processes

C:\Users\Admin\AppData\Local\Temp\7a40ca48bc128c6eeff29d4a8cac46fa.exe

"C:\Users\Admin\AppData\Local\Temp\7a40ca48bc128c6eeff29d4a8cac46fa.exe"

C:\Windows\System32\schtasks.exe

"C:\Windows\System32\schtasks.exe" /create /f /sc ONLOGON /RL HIGHEST /tn "Chrome Update" /tr "C:\Users\Alien\Alien.exe"

C:\Windows\System32\cmd.exe

"C:\Windows\System32\cmd.exe" /C C:\Users\Admin\AppData\Local\Temp\tmp7417.tmp.bat & Del C:\Users\Admin\AppData\Local\Temp\tmp7417.tmp.bat

C:\Windows\system32\tasklist.exe

Tasklist /fi "PID eq 3772"

C:\Windows\system32\find.exe

find ":"

C:\Windows\system32\timeout.exe

Timeout /T 1 /Nobreak

C:\Users\Alien\Alien.exe

"Alien.exe"

C:\Windows\System32\schtasks.exe

"C:\Windows\System32\schtasks.exe" /create /f /sc ONLOGON /RL HIGHEST /tn "Chrome Update" /tr "C:\Users\Alien\Alien.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 146.177.190.20.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 9.228.82.20.in-addr.arpa udp
US 8.8.8.8:53 41.110.16.96.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 google.com udp
US 8.8.8.8:53 api.telegram.org udp
NL 149.154.167.220:443 api.telegram.org tcp
US 8.8.8.8:53 220.167.154.149.in-addr.arpa udp
US 138.91.171.81:80 tcp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 18.134.221.88.in-addr.arpa udp
US 8.8.8.8:53 29.179.17.96.in-addr.arpa udp
US 8.8.8.8:53 31.243.111.52.in-addr.arpa udp
US 8.8.8.8:53 197.178.17.96.in-addr.arpa udp
NL 149.154.167.220:443 api.telegram.org tcp
US 8.8.8.8:53 9.173.189.20.in-addr.arpa udp

Files

memory/3772-0-0x0000019DBE6A0000-0x0000019DBE6C2000-memory.dmp

memory/3772-1-0x00007FFCE9B50000-0x00007FFCEA611000-memory.dmp

memory/3772-2-0x0000019DBEB00000-0x0000019DBEB10000-memory.dmp

memory/3772-6-0x00007FFCE9B50000-0x00007FFCEA611000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\tmp7417.tmp.bat

MD5 63ae0611a6aa5d42097c192c54e53f1a
SHA1 29c2770aac23ffcba4075e978be60f65a9555eca
SHA256 a0568fe66549ffe4825acf615782111e5d136c9cf8dbe9fcb59541c5a01fc3d4
SHA512 c67da1794e5694f40ab2163c9281c63369a72b5de5d4252879bc1d981da5c4ee30e15c8f84607d69b98fdafdc82e3217d388895c851533abd98d8d818a5957fc

C:\Users\Alien\Alien.exe

MD5 7a40ca48bc128c6eeff29d4a8cac46fa
SHA1 fa00aac627e3ebd38a724398264c81f2e5922063
SHA256 e5b1c4c0553a9de4a7e5cea6bff98ffdb51ca04e3a9d1fce807621ac2bb74895
SHA512 46be169801f7e49acc6fed273cd7649cc4b7cd486b5885574e187395702c95cb53b8fd848d36af587554653913609ff3ad26837be91505540623a45084fc3a23

memory/380-12-0x000002349A040000-0x000002349A050000-memory.dmp

memory/380-11-0x00007FFCE9B50000-0x00007FFCEA611000-memory.dmp

memory/380-13-0x000002349A040000-0x000002349A050000-memory.dmp

memory/380-14-0x00007FFCE9B50000-0x00007FFCEA611000-memory.dmp

memory/380-15-0x000002349A040000-0x000002349A050000-memory.dmp

memory/380-16-0x000002349A040000-0x000002349A050000-memory.dmp