Malware Analysis Report

2024-08-06 08:28

Sample ID 220512-n9j6esgecm
Target 03cd951548e9fd6336318f2b12e075c196e295c29a8003e67fc3c0ac77c95516
SHA256 03cd951548e9fd6336318f2b12e075c196e295c29a8003e67fc3c0ac77c95516
Tags
elysiumstealer discovery spyware stealer
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

03cd951548e9fd6336318f2b12e075c196e295c29a8003e67fc3c0ac77c95516

Threat Level: Known bad

The file 03cd951548e9fd6336318f2b12e075c196e295c29a8003e67fc3c0ac77c95516 was found to be: Known bad.

Malicious Activity Summary

elysiumstealer discovery spyware stealer

ElysiumStealer

Reads user/profile data of web browsers

Checks installed software on the system

Program crash

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK Matrix V6

Initial Access
TA0001
Execution
TA0002
Persistence
TA0003
Privilege Escalation
TA0004
Defense Evasion
TA0005
Credential Access
TA0006
Credentials in Files
T1081
Discovery
TA0007
Query Registry
T1012
Lateral Movement
TA0008
Collection
TA0009
Data from Local System
T1005
Exfiltration
TA0010
Command and Control
TA0011
Impact
TA0040

Analysis: static1

Detonation Overview

Reported

2022-05-12 12:05

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2022-05-12 12:05

Reported

2022-05-12 12:32

Platform

win7-20220414-en

Max time kernel

53s

Max time network

99s

Command Line

"C:\Users\Admin\AppData\Local\Temp\03cd951548e9fd6336318f2b12e075c196e295c29a8003e67fc3c0ac77c95516.exe"

Signatures

ElysiumStealer

stealer elysiumstealer

Reads user/profile data of web browsers

spyware stealer

Checks installed software on the system

discovery

Program crash

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\WerFault.exe C:\Users\Admin\AppData\Local\Temp\03cd951548e9fd6336318f2b12e075c196e295c29a8003e67fc3c0ac77c95516.exe

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\03cd951548e9fd6336318f2b12e075c196e295c29a8003e67fc3c0ac77c95516.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\03cd951548e9fd6336318f2b12e075c196e295c29a8003e67fc3c0ac77c95516.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\03cd951548e9fd6336318f2b12e075c196e295c29a8003e67fc3c0ac77c95516.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\03cd951548e9fd6336318f2b12e075c196e295c29a8003e67fc3c0ac77c95516.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\03cd951548e9fd6336318f2b12e075c196e295c29a8003e67fc3c0ac77c95516.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\03cd951548e9fd6336318f2b12e075c196e295c29a8003e67fc3c0ac77c95516.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\03cd951548e9fd6336318f2b12e075c196e295c29a8003e67fc3c0ac77c95516.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\03cd951548e9fd6336318f2b12e075c196e295c29a8003e67fc3c0ac77c95516.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 952 wrote to memory of 336 N/A C:\Users\Admin\AppData\Local\Temp\03cd951548e9fd6336318f2b12e075c196e295c29a8003e67fc3c0ac77c95516.exe C:\Windows\SysWOW64\WerFault.exe
PID 952 wrote to memory of 336 N/A C:\Users\Admin\AppData\Local\Temp\03cd951548e9fd6336318f2b12e075c196e295c29a8003e67fc3c0ac77c95516.exe C:\Windows\SysWOW64\WerFault.exe
PID 952 wrote to memory of 336 N/A C:\Users\Admin\AppData\Local\Temp\03cd951548e9fd6336318f2b12e075c196e295c29a8003e67fc3c0ac77c95516.exe C:\Windows\SysWOW64\WerFault.exe
PID 952 wrote to memory of 336 N/A C:\Users\Admin\AppData\Local\Temp\03cd951548e9fd6336318f2b12e075c196e295c29a8003e67fc3c0ac77c95516.exe C:\Windows\SysWOW64\WerFault.exe

Processes

C:\Users\Admin\AppData\Local\Temp\03cd951548e9fd6336318f2b12e075c196e295c29a8003e67fc3c0ac77c95516.exe

"C:\Users\Admin\AppData\Local\Temp\03cd951548e9fd6336318f2b12e075c196e295c29a8003e67fc3c0ac77c95516.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 952 -s 1192

Network

Country Destination Domain Proto
US 8.8.8.8:53 t4p.xyz udp
DE 52.58.78.16:80 t4p.xyz tcp
DE 52.58.78.16:80 t4p.xyz tcp
DE 52.58.78.16:80 t4p.xyz tcp
DE 52.58.78.16:80 t4p.xyz tcp

Files

memory/952-54-0x0000000001390000-0x00000000013D6000-memory.dmp

memory/952-55-0x0000000000380000-0x0000000000386000-memory.dmp

memory/952-56-0x00000000004C0000-0x0000000000500000-memory.dmp

memory/952-57-0x0000000000540000-0x0000000000546000-memory.dmp

memory/952-58-0x00000000753B1000-0x00000000753B3000-memory.dmp

memory/336-59-0x0000000000000000-mapping.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2022-05-12 12:05

Reported

2022-05-12 12:30

Platform

win10v2004-20220414-en

Max time kernel

100s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\03cd951548e9fd6336318f2b12e075c196e295c29a8003e67fc3c0ac77c95516.exe"

Signatures

ElysiumStealer

stealer elysiumstealer

Reads user/profile data of web browsers

spyware stealer

Checks installed software on the system

discovery

Program crash

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\WerFault.exe C:\Users\Admin\AppData\Local\Temp\03cd951548e9fd6336318f2b12e075c196e295c29a8003e67fc3c0ac77c95516.exe

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\03cd951548e9fd6336318f2b12e075c196e295c29a8003e67fc3c0ac77c95516.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\03cd951548e9fd6336318f2b12e075c196e295c29a8003e67fc3c0ac77c95516.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\03cd951548e9fd6336318f2b12e075c196e295c29a8003e67fc3c0ac77c95516.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\03cd951548e9fd6336318f2b12e075c196e295c29a8003e67fc3c0ac77c95516.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\03cd951548e9fd6336318f2b12e075c196e295c29a8003e67fc3c0ac77c95516.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\03cd951548e9fd6336318f2b12e075c196e295c29a8003e67fc3c0ac77c95516.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\03cd951548e9fd6336318f2b12e075c196e295c29a8003e67fc3c0ac77c95516.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\03cd951548e9fd6336318f2b12e075c196e295c29a8003e67fc3c0ac77c95516.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\03cd951548e9fd6336318f2b12e075c196e295c29a8003e67fc3c0ac77c95516.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\03cd951548e9fd6336318f2b12e075c196e295c29a8003e67fc3c0ac77c95516.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\03cd951548e9fd6336318f2b12e075c196e295c29a8003e67fc3c0ac77c95516.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\03cd951548e9fd6336318f2b12e075c196e295c29a8003e67fc3c0ac77c95516.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\03cd951548e9fd6336318f2b12e075c196e295c29a8003e67fc3c0ac77c95516.exe

"C:\Users\Admin\AppData\Local\Temp\03cd951548e9fd6336318f2b12e075c196e295c29a8003e67fc3c0ac77c95516.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 4328 -ip 4328

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4328 -s 1764

Network

Country Destination Domain Proto
NL 104.110.191.133:80 tcp
US 8.8.8.8:53 t4p.xyz udp
DE 52.58.78.16:80 t4p.xyz tcp
DE 52.58.78.16:80 t4p.xyz tcp
DE 52.58.78.16:80 t4p.xyz tcp
DE 52.58.78.16:80 t4p.xyz tcp
US 20.189.173.13:443 tcp
NL 104.110.191.133:80 tcp
NL 104.110.191.133:80 tcp
NL 95.101.78.209:80 tcp

Files

memory/4328-130-0x0000000000860000-0x00000000008A6000-memory.dmp

memory/4328-131-0x00000000081A0000-0x0000000008206000-memory.dmp

memory/4328-132-0x00000000083F0000-0x0000000008482000-memory.dmp

memory/4328-133-0x0000000008A40000-0x0000000008FE4000-memory.dmp

memory/4328-134-0x0000000008840000-0x0000000008890000-memory.dmp

memory/4328-135-0x0000000008930000-0x00000000089CC000-memory.dmp