Malware Analysis Report

2024-09-11 16:32

Sample ID 240614-re3k3axenl
Target dae1412cddc24c46fb6fa756fed01269f6fb9608bb1b5e4ba342918b7d1aacd6
SHA256 dae1412cddc24c46fb6fa756fed01269f6fb9608bb1b5e4ba342918b7d1aacd6
Tags
stealc vidar stealer spyware
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

dae1412cddc24c46fb6fa756fed01269f6fb9608bb1b5e4ba342918b7d1aacd6

Threat Level: Known bad

The file dae1412cddc24c46fb6fa756fed01269f6fb9608bb1b5e4ba342918b7d1aacd6 was found to be: Known bad.

Malicious Activity Summary

stealc vidar stealer spyware

Detect Vidar Stealer

Stealc

Vidar

Downloads MZ/PE file

Accesses cryptocurrency files/wallets, possible credential harvesting

Suspicious use of SetThreadContext

Unsigned PE

Checks processor information in registry

Suspicious use of WriteProcessMemory

Delays execution with timeout.exe

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of SetWindowsHookEx

MITRE ATT&CK Matrix V13

Initial Access
TA0001
Execution
TA0002
Persistence
TA0003
Privilege Escalation
TA0004
Defense Evasion
TA0005
Credential Access
TA0006
Unsecured Credentials
T1552
Credentials In Files
T1552.001
Discovery
TA0007
Query Registry
T1012
System Information Discovery
T1082
Lateral Movement
TA0008
Collection
TA0009
Data from Local System
T1005
Exfiltration
TA0010
Command and Control
TA0011
Impact
TA0040
Resource Development
TA0042
Reconnaissance
TA0043

Analysis: static1

Detonation Overview

Reported

2024-06-14 14:07

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-14 14:07

Reported

2024-06-14 14:09

Platform

win10v2004-20240508-en

Max time kernel

51s

Max time network

54s

Command Line

"C:\Users\Admin\AppData\Local\Temp\dae1412cddc24c46fb6fa756fed01269f6fb9608bb1b5e4ba342918b7d1aacd6.exe"

Signatures

Detect Vidar Stealer

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

Stealc

stealer stealc

Vidar

stealer vidar

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 4872 set thread context of 1580 N/A C:\Users\Admin\AppData\Local\Temp\dae1412cddc24c46fb6fa756fed01269f6fb9608bb1b5e4ba342918b7d1aacd6.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe

Checks processor information in registry

Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe N/A

Delays execution with timeout.exe

evasion
Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\timeout.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe N/A
N/A N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\dae1412cddc24c46fb6fa756fed01269f6fb9608bb1b5e4ba342918b7d1aacd6.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4872 wrote to memory of 1580 N/A C:\Users\Admin\AppData\Local\Temp\dae1412cddc24c46fb6fa756fed01269f6fb9608bb1b5e4ba342918b7d1aacd6.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 4872 wrote to memory of 1580 N/A C:\Users\Admin\AppData\Local\Temp\dae1412cddc24c46fb6fa756fed01269f6fb9608bb1b5e4ba342918b7d1aacd6.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 4872 wrote to memory of 1580 N/A C:\Users\Admin\AppData\Local\Temp\dae1412cddc24c46fb6fa756fed01269f6fb9608bb1b5e4ba342918b7d1aacd6.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 4872 wrote to memory of 1580 N/A C:\Users\Admin\AppData\Local\Temp\dae1412cddc24c46fb6fa756fed01269f6fb9608bb1b5e4ba342918b7d1aacd6.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 4872 wrote to memory of 1580 N/A C:\Users\Admin\AppData\Local\Temp\dae1412cddc24c46fb6fa756fed01269f6fb9608bb1b5e4ba342918b7d1aacd6.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 4872 wrote to memory of 1580 N/A C:\Users\Admin\AppData\Local\Temp\dae1412cddc24c46fb6fa756fed01269f6fb9608bb1b5e4ba342918b7d1aacd6.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 4872 wrote to memory of 1580 N/A C:\Users\Admin\AppData\Local\Temp\dae1412cddc24c46fb6fa756fed01269f6fb9608bb1b5e4ba342918b7d1aacd6.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 4872 wrote to memory of 1580 N/A C:\Users\Admin\AppData\Local\Temp\dae1412cddc24c46fb6fa756fed01269f6fb9608bb1b5e4ba342918b7d1aacd6.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 4872 wrote to memory of 1580 N/A C:\Users\Admin\AppData\Local\Temp\dae1412cddc24c46fb6fa756fed01269f6fb9608bb1b5e4ba342918b7d1aacd6.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 1580 wrote to memory of 2524 N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe C:\Windows\SysWOW64\cmd.exe
PID 1580 wrote to memory of 2524 N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe C:\Windows\SysWOW64\cmd.exe
PID 1580 wrote to memory of 2524 N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe C:\Windows\SysWOW64\cmd.exe
PID 2524 wrote to memory of 3564 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\timeout.exe
PID 2524 wrote to memory of 3564 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\timeout.exe
PID 2524 wrote to memory of 3564 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\timeout.exe

Processes

C:\Users\Admin\AppData\Local\Temp\dae1412cddc24c46fb6fa756fed01269f6fb9608bb1b5e4ba342918b7d1aacd6.exe

"C:\Users\Admin\AppData\Local\Temp\dae1412cddc24c46fb6fa756fed01269f6fb9608bb1b5e4ba342918b7d1aacd6.exe"

C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe

"C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"

C:\Windows\SysWOW64\cmd.exe

"C:\Windows\System32\cmd.exe" /c timeout /t 10 & del /f /q "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe" & rd /s /q "C:\ProgramData\IJDGCAEBFIIE" & exit

C:\Windows\SysWOW64\timeout.exe

timeout /t 10

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 t.me udp
US 8.8.8.8:53 steamcommunity.com udp

Files

memory/4872-0-0x0000000074B8E000-0x0000000074B8F000-memory.dmp

memory/4872-1-0x0000000000F60000-0x00000000013F8000-memory.dmp

memory/4872-2-0x0000000005CD0000-0x0000000005D6C000-memory.dmp

memory/4872-4-0x0000000074B80000-0x0000000075330000-memory.dmp

memory/4872-3-0x0000000005D70000-0x0000000005E90000-memory.dmp

memory/4872-5-0x0000000005C90000-0x0000000005CAC000-memory.dmp

memory/4872-9-0x0000000005C90000-0x0000000005CA5000-memory.dmp

memory/4872-7-0x0000000005C90000-0x0000000005CA5000-memory.dmp

memory/4872-6-0x0000000005C90000-0x0000000005CA5000-memory.dmp

memory/4872-45-0x0000000005C90000-0x0000000005CA5000-memory.dmp

memory/4872-65-0x0000000005C90000-0x0000000005CA5000-memory.dmp

memory/4872-63-0x0000000005C90000-0x0000000005CA5000-memory.dmp

memory/1580-68-0x0000000000400000-0x0000000000648000-memory.dmp

memory/1580-66-0x0000000000400000-0x0000000000648000-memory.dmp

memory/4872-70-0x0000000074B80000-0x0000000075330000-memory.dmp

memory/4872-61-0x0000000005C90000-0x0000000005CA5000-memory.dmp

memory/4872-59-0x0000000005C90000-0x0000000005CA5000-memory.dmp

memory/4872-57-0x0000000005C90000-0x0000000005CA5000-memory.dmp

memory/1580-71-0x0000000000400000-0x0000000000648000-memory.dmp

memory/4872-55-0x0000000005C90000-0x0000000005CA5000-memory.dmp

memory/4872-53-0x0000000005C90000-0x0000000005CA5000-memory.dmp

memory/4872-51-0x0000000005C90000-0x0000000005CA5000-memory.dmp

memory/4872-49-0x0000000005C90000-0x0000000005CA5000-memory.dmp

memory/4872-47-0x0000000005C90000-0x0000000005CA5000-memory.dmp

memory/4872-43-0x0000000005C90000-0x0000000005CA5000-memory.dmp

memory/4872-42-0x0000000005C90000-0x0000000005CA5000-memory.dmp

memory/4872-39-0x0000000005C90000-0x0000000005CA5000-memory.dmp

memory/4872-37-0x0000000005C90000-0x0000000005CA5000-memory.dmp

memory/4872-35-0x0000000005C90000-0x0000000005CA5000-memory.dmp

memory/4872-34-0x0000000005C90000-0x0000000005CA5000-memory.dmp

memory/4872-31-0x0000000005C90000-0x0000000005CA5000-memory.dmp

memory/4872-29-0x0000000005C90000-0x0000000005CA5000-memory.dmp

memory/4872-27-0x0000000005C90000-0x0000000005CA5000-memory.dmp

memory/4872-25-0x0000000005C90000-0x0000000005CA5000-memory.dmp

memory/4872-23-0x0000000005C90000-0x0000000005CA5000-memory.dmp

memory/4872-21-0x0000000005C90000-0x0000000005CA5000-memory.dmp

memory/4872-17-0x0000000005C90000-0x0000000005CA5000-memory.dmp

memory/4872-16-0x0000000005C90000-0x0000000005CA5000-memory.dmp

memory/4872-13-0x0000000005C90000-0x0000000005CA5000-memory.dmp

memory/4872-11-0x0000000005C90000-0x0000000005CA5000-memory.dmp

memory/4872-20-0x0000000005C90000-0x0000000005CA5000-memory.dmp

memory/1580-72-0x0000000000400000-0x0000000000648000-memory.dmp

memory/1580-73-0x0000000000400000-0x0000000000648000-memory.dmp

memory/1580-75-0x0000000000400000-0x0000000000648000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-14 14:07

Reported

2024-06-14 14:09

Platform

win11-20240611-en

Max time kernel

90s

Max time network

114s

Command Line

"C:\Users\Admin\AppData\Local\Temp\dae1412cddc24c46fb6fa756fed01269f6fb9608bb1b5e4ba342918b7d1aacd6.exe"

Signatures

Detect Vidar Stealer

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

Stealc

stealer stealc

Vidar

stealer vidar

Downloads MZ/PE file

Accesses cryptocurrency files/wallets, possible credential harvesting

spyware

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 1648 set thread context of 3828 N/A C:\Users\Admin\AppData\Local\Temp\dae1412cddc24c46fb6fa756fed01269f6fb9608bb1b5e4ba342918b7d1aacd6.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe

Checks processor information in registry

Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe N/A
N/A N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\dae1412cddc24c46fb6fa756fed01269f6fb9608bb1b5e4ba342918b7d1aacd6.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1648 wrote to memory of 3828 N/A C:\Users\Admin\AppData\Local\Temp\dae1412cddc24c46fb6fa756fed01269f6fb9608bb1b5e4ba342918b7d1aacd6.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 1648 wrote to memory of 3828 N/A C:\Users\Admin\AppData\Local\Temp\dae1412cddc24c46fb6fa756fed01269f6fb9608bb1b5e4ba342918b7d1aacd6.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 1648 wrote to memory of 3828 N/A C:\Users\Admin\AppData\Local\Temp\dae1412cddc24c46fb6fa756fed01269f6fb9608bb1b5e4ba342918b7d1aacd6.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 1648 wrote to memory of 3828 N/A C:\Users\Admin\AppData\Local\Temp\dae1412cddc24c46fb6fa756fed01269f6fb9608bb1b5e4ba342918b7d1aacd6.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 1648 wrote to memory of 3828 N/A C:\Users\Admin\AppData\Local\Temp\dae1412cddc24c46fb6fa756fed01269f6fb9608bb1b5e4ba342918b7d1aacd6.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 1648 wrote to memory of 3828 N/A C:\Users\Admin\AppData\Local\Temp\dae1412cddc24c46fb6fa756fed01269f6fb9608bb1b5e4ba342918b7d1aacd6.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 1648 wrote to memory of 3828 N/A C:\Users\Admin\AppData\Local\Temp\dae1412cddc24c46fb6fa756fed01269f6fb9608bb1b5e4ba342918b7d1aacd6.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 1648 wrote to memory of 3828 N/A C:\Users\Admin\AppData\Local\Temp\dae1412cddc24c46fb6fa756fed01269f6fb9608bb1b5e4ba342918b7d1aacd6.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
PID 1648 wrote to memory of 3828 N/A C:\Users\Admin\AppData\Local\Temp\dae1412cddc24c46fb6fa756fed01269f6fb9608bb1b5e4ba342918b7d1aacd6.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe

Processes

C:\Users\Admin\AppData\Local\Temp\dae1412cddc24c46fb6fa756fed01269f6fb9608bb1b5e4ba342918b7d1aacd6.exe

"C:\Users\Admin\AppData\Local\Temp\dae1412cddc24c46fb6fa756fed01269f6fb9608bb1b5e4ba342918b7d1aacd6.exe"

C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe

"C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 t.me udp
NL 149.154.167.99:443 t.me tcp
US 8.8.8.8:53 99.167.154.149.in-addr.arpa udp
DE 195.201.251.58:9000 195.201.251.58 tcp
DE 195.201.251.58:9000 195.201.251.58 tcp
DE 195.201.251.58:9000 195.201.251.58 tcp
DE 195.201.251.58:9000 195.201.251.58 tcp
DE 195.201.251.58:9000 195.201.251.58 tcp
DE 195.201.251.58:9000 195.201.251.58 tcp
DE 195.201.251.58:9000 195.201.251.58 tcp
DE 195.201.251.58:9000 195.201.251.58 tcp
DE 195.201.251.58:9000 195.201.251.58 tcp
DE 195.201.251.58:9000 195.201.251.58 tcp
DE 195.201.251.58:9000 tcp
DE 195.201.251.58:9000 tcp
DE 195.201.251.58:9000 tcp
DE 195.201.251.58:9000 tcp
DE 195.201.251.58:9000 tcp
DE 195.201.251.58:9000 tcp
DE 195.201.251.58:9000 195.201.251.58 tcp
DE 195.201.251.58:9000 195.201.251.58 tcp
RU 5.42.65.116:80 tcp

Files

memory/1648-0-0x0000000074A1E000-0x0000000074A1F000-memory.dmp

memory/1648-1-0x0000000000330000-0x00000000007C8000-memory.dmp

memory/1648-2-0x00000000051A0000-0x000000000523C000-memory.dmp

memory/1648-3-0x0000000005340000-0x0000000005460000-memory.dmp

memory/1648-4-0x0000000074A10000-0x00000000751C1000-memory.dmp

memory/1648-5-0x0000000002AA0000-0x0000000002ABC000-memory.dmp

memory/1648-37-0x0000000002AA0000-0x0000000002AB5000-memory.dmp

memory/1648-47-0x0000000002AA0000-0x0000000002AB5000-memory.dmp

memory/1648-45-0x0000000002AA0000-0x0000000002AB5000-memory.dmp

memory/1648-43-0x0000000002AA0000-0x0000000002AB5000-memory.dmp

memory/1648-41-0x0000000002AA0000-0x0000000002AB5000-memory.dmp

memory/1648-39-0x0000000002AA0000-0x0000000002AB5000-memory.dmp

memory/1648-35-0x0000000002AA0000-0x0000000002AB5000-memory.dmp

memory/1648-33-0x0000000002AA0000-0x0000000002AB5000-memory.dmp

memory/1648-23-0x0000000002AA0000-0x0000000002AB5000-memory.dmp

memory/1648-21-0x0000000002AA0000-0x0000000002AB5000-memory.dmp

memory/1648-19-0x0000000002AA0000-0x0000000002AB5000-memory.dmp

memory/1648-17-0x0000000002AA0000-0x0000000002AB5000-memory.dmp

memory/1648-15-0x0000000002AA0000-0x0000000002AB5000-memory.dmp

memory/1648-11-0x0000000002AA0000-0x0000000002AB5000-memory.dmp

memory/1648-7-0x0000000002AA0000-0x0000000002AB5000-memory.dmp

memory/1648-65-0x0000000002AA0000-0x0000000002AB5000-memory.dmp

memory/3828-66-0x0000000000400000-0x0000000000648000-memory.dmp

memory/3828-68-0x0000000000400000-0x0000000000648000-memory.dmp

memory/1648-70-0x0000000074A10000-0x00000000751C1000-memory.dmp

memory/1648-71-0x0000000074A10000-0x00000000751C1000-memory.dmp

memory/3828-72-0x0000000000400000-0x0000000000648000-memory.dmp

memory/1648-63-0x0000000002AA0000-0x0000000002AB5000-memory.dmp

memory/1648-61-0x0000000002AA0000-0x0000000002AB5000-memory.dmp

memory/1648-59-0x0000000002AA0000-0x0000000002AB5000-memory.dmp

memory/1648-57-0x0000000002AA0000-0x0000000002AB5000-memory.dmp

memory/1648-53-0x0000000002AA0000-0x0000000002AB5000-memory.dmp

memory/1648-51-0x0000000002AA0000-0x0000000002AB5000-memory.dmp

memory/1648-55-0x0000000002AA0000-0x0000000002AB5000-memory.dmp

memory/1648-49-0x0000000002AA0000-0x0000000002AB5000-memory.dmp

memory/1648-31-0x0000000002AA0000-0x0000000002AB5000-memory.dmp

memory/1648-29-0x0000000002AA0000-0x0000000002AB5000-memory.dmp

memory/1648-27-0x0000000002AA0000-0x0000000002AB5000-memory.dmp

memory/1648-25-0x0000000002AA0000-0x0000000002AB5000-memory.dmp

memory/1648-13-0x0000000002AA0000-0x0000000002AB5000-memory.dmp

memory/1648-9-0x0000000002AA0000-0x0000000002AB5000-memory.dmp

memory/1648-6-0x0000000002AA0000-0x0000000002AB5000-memory.dmp

memory/3828-75-0x0000000000400000-0x0000000000648000-memory.dmp

memory/3828-124-0x0000000000400000-0x0000000000648000-memory.dmp