Malware Analysis Report

2024-08-06 08:28

Sample ID 220524-z78a1sgee2
Target 98cef65471f42aa6bf548100eded72295a547357c0dbd1d22cc02cc9eb3402f4
SHA256 98cef65471f42aa6bf548100eded72295a547357c0dbd1d22cc02cc9eb3402f4
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

98cef65471f42aa6bf548100eded72295a547357c0dbd1d22cc02cc9eb3402f4

Threat Level: Known bad

The file 98cef65471f42aa6bf548100eded72295a547357c0dbd1d22cc02cc9eb3402f4 was found to be: Known bad.

Malicious Activity Summary

elysiumstealer discovery spyware stealer

Elysiumstealer family

ElysiumStealer

ElysiumStealer Support DLL

ElysiumStealer Payload

Reads user/profile data of web browsers

Loads dropped DLL

Checks installed software on the system

Program crash

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

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

2022-05-24 21:22

Signatures

ElysiumStealer Payload

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

Elysiumstealer family

elysiumstealer

Analysis: behavioral1

Detonation Overview

Submitted

2022-05-24 21:22

Reported

2022-05-24 21:25

Platform

win7-20220414-en

Max time kernel

42s

Max time network

49s

Command Line

"C:\Users\Admin\AppData\Local\Temp\98cef65471f42aa6bf548100eded72295a547357c0dbd1d22cc02cc9eb3402f4.exe"

Signatures

ElysiumStealer

stealer elysiumstealer

ElysiumStealer Payload

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

ElysiumStealer Support DLL

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

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\98cef65471f42aa6bf548100eded72295a547357c0dbd1d22cc02cc9eb3402f4.exe N/A

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\98cef65471f42aa6bf548100eded72295a547357c0dbd1d22cc02cc9eb3402f4.exe

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\98cef65471f42aa6bf548100eded72295a547357c0dbd1d22cc02cc9eb3402f4.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\98cef65471f42aa6bf548100eded72295a547357c0dbd1d22cc02cc9eb3402f4.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1808 wrote to memory of 1160 N/A C:\Users\Admin\AppData\Local\Temp\98cef65471f42aa6bf548100eded72295a547357c0dbd1d22cc02cc9eb3402f4.exe C:\Windows\SysWOW64\WerFault.exe
PID 1808 wrote to memory of 1160 N/A C:\Users\Admin\AppData\Local\Temp\98cef65471f42aa6bf548100eded72295a547357c0dbd1d22cc02cc9eb3402f4.exe C:\Windows\SysWOW64\WerFault.exe
PID 1808 wrote to memory of 1160 N/A C:\Users\Admin\AppData\Local\Temp\98cef65471f42aa6bf548100eded72295a547357c0dbd1d22cc02cc9eb3402f4.exe C:\Windows\SysWOW64\WerFault.exe
PID 1808 wrote to memory of 1160 N/A C:\Users\Admin\AppData\Local\Temp\98cef65471f42aa6bf548100eded72295a547357c0dbd1d22cc02cc9eb3402f4.exe C:\Windows\SysWOW64\WerFault.exe

Processes

C:\Users\Admin\AppData\Local\Temp\98cef65471f42aa6bf548100eded72295a547357c0dbd1d22cc02cc9eb3402f4.exe

"C:\Users\Admin\AppData\Local\Temp\98cef65471f42aa6bf548100eded72295a547357c0dbd1d22cc02cc9eb3402f4.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1808 -s 996

Network

Country Destination Domain Proto
US 8.8.8.8:53 panzerklaczen.xyz udp

Files

memory/1808-54-0x00000000001E0000-0x0000000000220000-memory.dmp

memory/1808-55-0x0000000000230000-0x000000000023C000-memory.dmp

\Users\Admin\AppData\Local\Temp\Runtime.MSIL.1.0.0.0\NativePRo.dll

MD5 94173de2e35aa8d621fc1c4f54b2a082
SHA1 fbb2266ee47f88462560f0370edb329554cd5869
SHA256 7e2c70b7732fb1a9a61d7ce3d7290bc7b31ea28cbfb1dbc79d377835615b941f
SHA512 cadbf4db0417283a02febbabd337bf17b254a6eb6e771f8a553a140dd2b04efd0672b1f3175c044a3edd0a911ce59d6695f765555262560925f3159bb8f3b798

memory/1808-57-0x0000000075BD1000-0x0000000075BD3000-memory.dmp

memory/1160-58-0x0000000000000000-mapping.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2022-05-24 21:22

Reported

2022-05-24 21:25

Platform

win10v2004-20220414-en

Max time kernel

142s

Max time network

149s

Command Line

"C:\Users\Admin\AppData\Local\Temp\98cef65471f42aa6bf548100eded72295a547357c0dbd1d22cc02cc9eb3402f4.exe"

Signatures

ElysiumStealer

stealer elysiumstealer

ElysiumStealer Payload

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

ElysiumStealer Support DLL

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

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\98cef65471f42aa6bf548100eded72295a547357c0dbd1d22cc02cc9eb3402f4.exe N/A

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\98cef65471f42aa6bf548100eded72295a547357c0dbd1d22cc02cc9eb3402f4.exe

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\98cef65471f42aa6bf548100eded72295a547357c0dbd1d22cc02cc9eb3402f4.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\98cef65471f42aa6bf548100eded72295a547357c0dbd1d22cc02cc9eb3402f4.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\98cef65471f42aa6bf548100eded72295a547357c0dbd1d22cc02cc9eb3402f4.exe

"C:\Users\Admin\AppData\Local\Temp\98cef65471f42aa6bf548100eded72295a547357c0dbd1d22cc02cc9eb3402f4.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1624 -ip 1624

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1624 -s 1820

Network

Country Destination Domain Proto
US 8.8.8.8:53 panzerklaczen.xyz udp
US 209.197.3.8:80 tcp
US 209.197.3.8:80 tcp
US 209.197.3.8:80 tcp
NL 104.110.191.140:80 tcp
NL 104.110.191.133:80 tcp

Files

memory/1624-130-0x0000000000400000-0x0000000000440000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\Runtime.MSIL.1.0.0.0\NativePRo.dll

MD5 94173de2e35aa8d621fc1c4f54b2a082
SHA1 fbb2266ee47f88462560f0370edb329554cd5869
SHA256 7e2c70b7732fb1a9a61d7ce3d7290bc7b31ea28cbfb1dbc79d377835615b941f
SHA512 cadbf4db0417283a02febbabd337bf17b254a6eb6e771f8a553a140dd2b04efd0672b1f3175c044a3edd0a911ce59d6695f765555262560925f3159bb8f3b798

memory/1624-132-0x0000000007C50000-0x0000000007CB6000-memory.dmp

memory/1624-133-0x0000000007D60000-0x0000000007DF2000-memory.dmp

memory/1624-134-0x00000000086B0000-0x0000000008C54000-memory.dmp

memory/1624-136-0x0000000004F00000-0x0000000004F9C000-memory.dmp

memory/1624-135-0x0000000008DB0000-0x0000000008E00000-memory.dmp