Analysis Overview
SHA256
8d41ed1098d36b683b596721e46cc27f220ffd70aaa7d4b549971a98ae028422
Threat Level: Known bad
The file 8d41ed1098d36b683b596721e46cc27f220ffd70aaa7d4b549971a98ae028422 was found to be: Known bad.
Malicious Activity Summary
Detect Vidar Stealer
Stealc
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
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Checks processor information in registry
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-06-07 03:24
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-07 03:24
Reported
2024-06-07 03:27
Platform
win11-20240426-en
Max time kernel
146s
Max time network
150s
Command Line
Signatures
Detect Vidar 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
Vidar
Downloads MZ/PE file
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat472B.tmp | N/A |
Reads user/profile data of web browsers
Checks installed software on the system
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 4532 set thread context of 1100 | N/A | C:\Users\Admin\AppData\Local\Temp\8d41ed1098d36b683b596721e46cc27f220ffd70aaa7d4b549971a98ae028422.exe | C:\Users\Admin\AppData\Local\Temp\kat472B.tmp |
Checks processor information in registry
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | C:\Users\Admin\AppData\Local\Temp\kat472B.tmp | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat472B.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat472B.tmp | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\8d41ed1098d36b683b596721e46cc27f220ffd70aaa7d4b549971a98ae028422.exe
"C:\Users\Admin\AppData\Local\Temp\8d41ed1098d36b683b596721e46cc27f220ffd70aaa7d4b549971a98ae028422.exe"
C:\Users\Admin\AppData\Local\Temp\kat472B.tmp
C:\Users\Admin\AppData\Local\Temp\kat472B.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 | 116.202.190.18:5432 | 116.202.190.18 | tcp |
| US | 8.8.8.8:53 | 98.58.20.217.in-addr.arpa | udp |
| DE | 116.202.190.18:5432 | 116.202.190.18 | tcp |
| DE | 116.202.190.18:5432 | 116.202.190.18 | tcp |
| DE | 116.202.190.18:5432 | 116.202.190.18 | tcp |
| DE | 116.202.190.18:5432 | tcp | |
| DE | 116.202.190.18:5432 | 116.202.190.18 | tcp |
| DE | 116.202.190.18:5432 | 116.202.190.18 | tcp |
| DE | 116.202.190.18:5432 | 116.202.190.18 | tcp |
| US | 52.111.227.11:443 | tcp |
Files
memory/4532-0-0x0000000002580000-0x0000000002581000-memory.dmp
memory/4532-1-0x0000000004310000-0x0000000004476000-memory.dmp
memory/1100-4-0x0000000000400000-0x0000000000648000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\kat472B.tmp
| MD5 | 66064dbdb70a5eb15ebf3bf65aba254b |
| SHA1 | 0284fd320f99f62aca800fb1251eff4c31ec4ed7 |
| SHA256 | 6a94dbda2dd1edcff2331061d65e1baf09d4861cc7ba590c5ec754f3ac96a795 |
| SHA512 | b05c6c09ae7372c381fba591c3cb13a69a2451b9d38da1a95aac89413d7438083475d06796acb5440cd6ec65b030c9fa6cbdaa0d2fe91a926bae6499c360f17f |
memory/1100-8-0x0000000000400000-0x0000000000648000-memory.dmp
memory/4532-9-0x0000000000400000-0x00000000006EF000-memory.dmp
memory/1100-10-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1100-15-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1100-16-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1100-18-0x0000000019400000-0x000000001965F000-memory.dmp
memory/1100-33-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1100-34-0x0000000000400000-0x0000000000648000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-07 03:24
Reported
2024-06-07 03:27
Platform
win10v2004-20240508-en
Max time kernel
149s
Max time network
150s
Command Line
Signatures
Detect Vidar 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
Vidar
Downloads MZ/PE file
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat5331.tmp | N/A |
Reads user/profile data of web browsers
Checks installed software on the system
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 808 set thread context of 1216 | N/A | C:\Users\Admin\AppData\Local\Temp\8d41ed1098d36b683b596721e46cc27f220ffd70aaa7d4b549971a98ae028422.exe | C:\Users\Admin\AppData\Local\Temp\kat5331.tmp |
Checks processor information in registry
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | C:\Users\Admin\AppData\Local\Temp\kat5331.tmp | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat5331.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat5331.tmp | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\8d41ed1098d36b683b596721e46cc27f220ffd70aaa7d4b549971a98ae028422.exe
"C:\Users\Admin\AppData\Local\Temp\8d41ed1098d36b683b596721e46cc27f220ffd70aaa7d4b549971a98ae028422.exe"
C:\Users\Admin\AppData\Local\Temp\kat5331.tmp
C:\Users\Admin\AppData\Local\Temp\kat5331.tmp
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 |
| NL | 149.154.167.99:443 | t.me | tcp |
| US | 8.8.8.8:53 | 232.168.11.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 144.107.17.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 99.167.154.149.in-addr.arpa | udp |
| DE | 116.202.190.18:5432 | 116.202.190.18 | tcp |
| DE | 116.202.190.18:5432 | 116.202.190.18 | tcp |
| US | 8.8.8.8:53 | 72.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 41.249.124.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.190.202.116.in-addr.arpa | udp |
| DE | 116.202.190.18:5432 | 116.202.190.18 | tcp |
| NL | 23.62.61.185:443 | www.bing.com | tcp |
| DE | 116.202.190.18:5432 | 116.202.190.18 | tcp |
| US | 8.8.8.8:53 | 185.61.62.23.in-addr.arpa | udp |
| DE | 116.202.190.18:5432 | 116.202.190.18 | tcp |
| DE | 116.202.190.18:5432 | 116.202.190.18 | tcp |
| DE | 116.202.190.18:5432 | 116.202.190.18 | tcp |
| DE | 116.202.190.18:5432 | 116.202.190.18 | tcp |
| US | 8.8.8.8:53 | 217.106.137.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 183.59.114.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 88.156.103.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 13.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | 26.35.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 5.173.189.20.in-addr.arpa | udp |
Files
memory/808-0-0x0000000000980000-0x0000000000981000-memory.dmp
memory/808-1-0x0000000002AA0000-0x0000000002C06000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\kat5331.tmp
| MD5 | 66064dbdb70a5eb15ebf3bf65aba254b |
| SHA1 | 0284fd320f99f62aca800fb1251eff4c31ec4ed7 |
| SHA256 | 6a94dbda2dd1edcff2331061d65e1baf09d4861cc7ba590c5ec754f3ac96a795 |
| SHA512 | b05c6c09ae7372c381fba591c3cb13a69a2451b9d38da1a95aac89413d7438083475d06796acb5440cd6ec65b030c9fa6cbdaa0d2fe91a926bae6499c360f17f |
memory/1216-4-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1216-8-0x0000000000400000-0x0000000000648000-memory.dmp
memory/808-10-0x0000000000400000-0x00000000006EF000-memory.dmp
memory/1216-9-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1216-22-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1216-23-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1216-25-0x000000001DBE0000-0x000000001DE3F000-memory.dmp
memory/1216-40-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1216-41-0x0000000000400000-0x0000000000648000-memory.dmp