Malware Analysis Report

2024-11-16 13:48

Sample ID 240629-hw41satajh
Target 60f59dece4c2b209f9526696b0b5310ed662381a262fc7dd6279dfbe9d578e90
SHA256 60f59dece4c2b209f9526696b0b5310ed662381a262fc7dd6279dfbe9d578e90
Tags
stealc vidar discovery spyware stealer
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

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

60f59dece4c2b209f9526696b0b5310ed662381a262fc7dd6279dfbe9d578e90

Threat Level: Known bad

The file 60f59dece4c2b209f9526696b0b5310ed662381a262fc7dd6279dfbe9d578e90 was found to be: Known bad.

Malicious Activity Summary

stealc vidar discovery spyware stealer

Stealc

Detect Vidar Stealer

Vidar

Downloads MZ/PE file

Executes dropped EXE

Reads user/profile data of web browsers

Checks installed software on the system

Suspicious use of SetThreadContext

Unsigned PE

Checks processor information in registry

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-06-29 07:06

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-29 07:06

Reported

2024-06-29 07:08

Platform

win10v2004-20240611-en

Max time kernel

133s

Max time network

126s

Command Line

"C:\Users\Admin\AppData\Local\Temp\60f59dece4c2b209f9526696b0b5310ed662381a262fc7dd6279dfbe9d578e90.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
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

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\kat4BBE.tmp N/A

Reads user/profile data of web browsers

spyware stealer

Checks installed software on the system

discovery

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 4444 set thread context of 612 N/A C:\Users\Admin\AppData\Local\Temp\60f59dece4c2b209f9526696b0b5310ed662381a262fc7dd6279dfbe9d578e90.exe C:\Users\Admin\AppData\Local\Temp\kat4BBE.tmp

Checks processor information in registry

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 C:\Users\Admin\AppData\Local\Temp\kat4BBE.tmp N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString C:\Users\Admin\AppData\Local\Temp\kat4BBE.tmp N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4444 wrote to memory of 612 N/A C:\Users\Admin\AppData\Local\Temp\60f59dece4c2b209f9526696b0b5310ed662381a262fc7dd6279dfbe9d578e90.exe C:\Users\Admin\AppData\Local\Temp\kat4BBE.tmp
PID 4444 wrote to memory of 612 N/A C:\Users\Admin\AppData\Local\Temp\60f59dece4c2b209f9526696b0b5310ed662381a262fc7dd6279dfbe9d578e90.exe C:\Users\Admin\AppData\Local\Temp\kat4BBE.tmp
PID 4444 wrote to memory of 612 N/A C:\Users\Admin\AppData\Local\Temp\60f59dece4c2b209f9526696b0b5310ed662381a262fc7dd6279dfbe9d578e90.exe C:\Users\Admin\AppData\Local\Temp\kat4BBE.tmp
PID 4444 wrote to memory of 612 N/A C:\Users\Admin\AppData\Local\Temp\60f59dece4c2b209f9526696b0b5310ed662381a262fc7dd6279dfbe9d578e90.exe C:\Users\Admin\AppData\Local\Temp\kat4BBE.tmp
PID 4444 wrote to memory of 612 N/A C:\Users\Admin\AppData\Local\Temp\60f59dece4c2b209f9526696b0b5310ed662381a262fc7dd6279dfbe9d578e90.exe C:\Users\Admin\AppData\Local\Temp\kat4BBE.tmp
PID 4444 wrote to memory of 612 N/A C:\Users\Admin\AppData\Local\Temp\60f59dece4c2b209f9526696b0b5310ed662381a262fc7dd6279dfbe9d578e90.exe C:\Users\Admin\AppData\Local\Temp\kat4BBE.tmp
PID 4444 wrote to memory of 612 N/A C:\Users\Admin\AppData\Local\Temp\60f59dece4c2b209f9526696b0b5310ed662381a262fc7dd6279dfbe9d578e90.exe C:\Users\Admin\AppData\Local\Temp\kat4BBE.tmp
PID 4444 wrote to memory of 612 N/A C:\Users\Admin\AppData\Local\Temp\60f59dece4c2b209f9526696b0b5310ed662381a262fc7dd6279dfbe9d578e90.exe C:\Users\Admin\AppData\Local\Temp\kat4BBE.tmp

Processes

C:\Users\Admin\AppData\Local\Temp\60f59dece4c2b209f9526696b0b5310ed662381a262fc7dd6279dfbe9d578e90.exe

"C:\Users\Admin\AppData\Local\Temp\60f59dece4c2b209f9526696b0b5310ed662381a262fc7dd6279dfbe9d578e90.exe"

C:\Users\Admin\AppData\Local\Temp\kat4BBE.tmp

C:\Users\Admin\AppData\Local\Temp\kat4BBE.tmp

Network

Country Destination Domain Proto
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 22.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 13.107.21.237:443 g.bing.com tcp
NL 23.62.61.194:443 www.bing.com tcp
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
NL 23.62.61.194:443 www.bing.com tcp
US 8.8.8.8:53 194.61.62.23.in-addr.arpa udp
US 8.8.8.8:53 t.me udp
NL 149.154.167.99:443 t.me tcp
DE 195.201.251.214:9000 195.201.251.214 tcp
US 8.8.8.8:53 99.167.154.149.in-addr.arpa udp
US 8.8.8.8:53 214.251.201.195.in-addr.arpa udp
US 8.8.8.8:53 23.249.124.192.in-addr.arpa udp
DE 195.201.251.214:9000 tcp
DE 195.201.251.214:9000 195.201.251.214 tcp
DE 195.201.251.214:9000 195.201.251.214 tcp
DE 195.201.251.214:9000 195.201.251.214 tcp
DE 195.201.251.214:9000 195.201.251.214 tcp
DE 195.201.251.214:9000 195.201.251.214 tcp
DE 195.201.251.214:9000 195.201.251.214 tcp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 31.243.111.52.in-addr.arpa udp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 10.27.171.150.in-addr.arpa udp

Files

memory/4444-0-0x00000000007F0000-0x00000000007F1000-memory.dmp

memory/4444-2-0x0000000002A30000-0x0000000002B40000-memory.dmp

memory/612-4-0x0000000000400000-0x0000000000648000-memory.dmp

memory/612-8-0x0000000000400000-0x0000000000648000-memory.dmp

memory/4444-9-0x0000000000400000-0x0000000000635000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\kat4BBE.tmp

MD5 66064dbdb70a5eb15ebf3bf65aba254b
SHA1 0284fd320f99f62aca800fb1251eff4c31ec4ed7
SHA256 6a94dbda2dd1edcff2331061d65e1baf09d4861cc7ba590c5ec754f3ac96a795
SHA512 b05c6c09ae7372c381fba591c3cb13a69a2451b9d38da1a95aac89413d7438083475d06796acb5440cd6ec65b030c9fa6cbdaa0d2fe91a926bae6499c360f17f

memory/612-10-0x0000000000400000-0x0000000000648000-memory.dmp

memory/612-22-0x0000000000400000-0x0000000000648000-memory.dmp

memory/612-23-0x0000000000400000-0x0000000000648000-memory.dmp

memory/612-25-0x0000000020100000-0x000000002035F000-memory.dmp

memory/612-33-0x0000000000400000-0x0000000000648000-memory.dmp

memory/612-34-0x0000000000400000-0x0000000000648000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-29 07:06

Reported

2024-06-29 07:08

Platform

win11-20240419-en

Max time kernel

90s

Max time network

125s

Command Line

"C:\Users\Admin\AppData\Local\Temp\60f59dece4c2b209f9526696b0b5310ed662381a262fc7dd6279dfbe9d578e90.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
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

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\kat3374.tmp N/A

Reads user/profile data of web browsers

spyware stealer

Checks installed software on the system

discovery

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 4876 set thread context of 2944 N/A C:\Users\Admin\AppData\Local\Temp\60f59dece4c2b209f9526696b0b5310ed662381a262fc7dd6279dfbe9d578e90.exe C:\Users\Admin\AppData\Local\Temp\kat3374.tmp

Checks processor information in registry

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 C:\Users\Admin\AppData\Local\Temp\kat3374.tmp N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString C:\Users\Admin\AppData\Local\Temp\kat3374.tmp N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4876 wrote to memory of 2944 N/A C:\Users\Admin\AppData\Local\Temp\60f59dece4c2b209f9526696b0b5310ed662381a262fc7dd6279dfbe9d578e90.exe C:\Users\Admin\AppData\Local\Temp\kat3374.tmp
PID 4876 wrote to memory of 2944 N/A C:\Users\Admin\AppData\Local\Temp\60f59dece4c2b209f9526696b0b5310ed662381a262fc7dd6279dfbe9d578e90.exe C:\Users\Admin\AppData\Local\Temp\kat3374.tmp
PID 4876 wrote to memory of 2944 N/A C:\Users\Admin\AppData\Local\Temp\60f59dece4c2b209f9526696b0b5310ed662381a262fc7dd6279dfbe9d578e90.exe C:\Users\Admin\AppData\Local\Temp\kat3374.tmp
PID 4876 wrote to memory of 2944 N/A C:\Users\Admin\AppData\Local\Temp\60f59dece4c2b209f9526696b0b5310ed662381a262fc7dd6279dfbe9d578e90.exe C:\Users\Admin\AppData\Local\Temp\kat3374.tmp
PID 4876 wrote to memory of 2944 N/A C:\Users\Admin\AppData\Local\Temp\60f59dece4c2b209f9526696b0b5310ed662381a262fc7dd6279dfbe9d578e90.exe C:\Users\Admin\AppData\Local\Temp\kat3374.tmp
PID 4876 wrote to memory of 2944 N/A C:\Users\Admin\AppData\Local\Temp\60f59dece4c2b209f9526696b0b5310ed662381a262fc7dd6279dfbe9d578e90.exe C:\Users\Admin\AppData\Local\Temp\kat3374.tmp
PID 4876 wrote to memory of 2944 N/A C:\Users\Admin\AppData\Local\Temp\60f59dece4c2b209f9526696b0b5310ed662381a262fc7dd6279dfbe9d578e90.exe C:\Users\Admin\AppData\Local\Temp\kat3374.tmp
PID 4876 wrote to memory of 2944 N/A C:\Users\Admin\AppData\Local\Temp\60f59dece4c2b209f9526696b0b5310ed662381a262fc7dd6279dfbe9d578e90.exe C:\Users\Admin\AppData\Local\Temp\kat3374.tmp

Processes

C:\Users\Admin\AppData\Local\Temp\60f59dece4c2b209f9526696b0b5310ed662381a262fc7dd6279dfbe9d578e90.exe

"C:\Users\Admin\AppData\Local\Temp\60f59dece4c2b209f9526696b0b5310ed662381a262fc7dd6279dfbe9d578e90.exe"

C:\Users\Admin\AppData\Local\Temp\kat3374.tmp

C:\Users\Admin\AppData\Local\Temp\kat3374.tmp

Network

Country Destination Domain Proto
US 8.8.8.8:53 t.me udp
NL 149.154.167.99:443 t.me tcp
DE 195.201.251.214:9000 195.201.251.214 tcp
US 8.8.8.8:53 80.90.14.23.in-addr.arpa udp
US 8.8.8.8:53 99.167.154.149.in-addr.arpa udp
US 8.8.8.8:53 41.249.124.192.in-addr.arpa udp
US 8.8.8.8:53 214.251.201.195.in-addr.arpa udp
DE 195.201.251.214:9000 195.201.251.214 tcp
DE 195.201.251.214:9000 195.201.251.214 tcp
DE 195.201.251.214:9000 195.201.251.214 tcp
DE 195.201.251.214:9000 195.201.251.214 tcp
DE 195.201.251.214:9000 195.201.251.214 tcp
DE 195.201.251.214:9000 195.201.251.214 tcp
DE 195.201.251.214:9000 195.201.251.214 tcp

Files

memory/4876-0-0x0000000002370000-0x0000000002371000-memory.dmp

memory/4876-1-0x0000000004070000-0x0000000004180000-memory.dmp

memory/2944-4-0x0000000000400000-0x0000000000648000-memory.dmp

memory/2944-8-0x0000000000400000-0x0000000000648000-memory.dmp

memory/4876-10-0x0000000000400000-0x0000000000635000-memory.dmp

memory/2944-9-0x0000000000400000-0x0000000000648000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\kat3374.tmp

MD5 66064dbdb70a5eb15ebf3bf65aba254b
SHA1 0284fd320f99f62aca800fb1251eff4c31ec4ed7
SHA256 6a94dbda2dd1edcff2331061d65e1baf09d4861cc7ba590c5ec754f3ac96a795
SHA512 b05c6c09ae7372c381fba591c3cb13a69a2451b9d38da1a95aac89413d7438083475d06796acb5440cd6ec65b030c9fa6cbdaa0d2fe91a926bae6499c360f17f

memory/2944-24-0x0000000000400000-0x0000000000648000-memory.dmp

memory/2944-25-0x0000000000400000-0x0000000000648000-memory.dmp

memory/2944-27-0x000000002F6C0000-0x000000002F91F000-memory.dmp

memory/2944-42-0x0000000000400000-0x0000000000648000-memory.dmp

memory/2944-43-0x0000000000400000-0x0000000000648000-memory.dmp