Analysis Overview
SHA256
c47920432d763bb2a5d8cdca03dd01509e326c7ab9a1cc0eb2fd2cd2c344c536
Threat Level: Known bad
The file c47920432d763bb2a5d8cdca03dd01509e326c7ab9a1cc0eb2fd2cd2c344c536 was found to be: Known bad.
Malicious Activity Summary
Detect Vidar Stealer
Stealc
Vidar
Downloads MZ/PE file
Reads user/profile data of web browsers
Executes dropped EXE
Checks installed software on the system
Suspicious use of SetThreadContext
Unsigned PE
Suspicious use of WriteProcessMemory
Checks processor information in registry
Suspicious behavior: EnumeratesProcesses
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-06-07 17:15
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-07 17:15
Reported
2024-06-07 17:18
Platform
win10v2004-20240508-en
Max time kernel
124s
Max time network
133s
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 |
| 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\katE84D.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 3516 set thread context of 4136 | N/A | C:\Users\Admin\AppData\Local\Temp\c47920432d763bb2a5d8cdca03dd01509e326c7ab9a1cc0eb2fd2cd2c344c536.exe | C:\Users\Admin\AppData\Local\Temp\katE84D.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\katE84D.tmp | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\katE84D.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\katE84D.tmp | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\c47920432d763bb2a5d8cdca03dd01509e326c7ab9a1cc0eb2fd2cd2c344c536.exe
"C:\Users\Admin\AppData\Local\Temp\c47920432d763bb2a5d8cdca03dd01509e326c7ab9a1cc0eb2fd2cd2c344c536.exe"
C:\Users\Admin\AppData\Local\Temp\katE84D.tmp
C:\Users\Admin\AppData\Local\Temp\katE84D.tmp
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=4168,i,13281073920029625837,8253721632651544158,262144 --variations-seed-version --mojo-platform-channel-handle=3984 /prefetch:8
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 | 104.219.191.52.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 | 99.167.154.149.in-addr.arpa | udp |
| DE | 116.202.190.18:5432 | 116.202.190.18 | tcp |
| US | 8.8.8.8:53 | 23.249.124.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 217.197.17.2.in-addr.arpa | udp |
| DE | 116.202.190.18:5432 | 116.202.190.18 | tcp |
| US | 8.8.8.8:53 | 18.190.202.116.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 71.159.190.20.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 |
| 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 | 149.220.183.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 228.249.119.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 11.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 144.107.17.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 170.117.168.52.in-addr.arpa | udp |
Files
memory/3516-0-0x00000000022D0000-0x00000000022D1000-memory.dmp
memory/3516-1-0x0000000002A70000-0x0000000002BD3000-memory.dmp
memory/4136-4-0x0000000000400000-0x0000000000648000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\katE84D.tmp
| MD5 | 66064dbdb70a5eb15ebf3bf65aba254b |
| SHA1 | 0284fd320f99f62aca800fb1251eff4c31ec4ed7 |
| SHA256 | 6a94dbda2dd1edcff2331061d65e1baf09d4861cc7ba590c5ec754f3ac96a795 |
| SHA512 | b05c6c09ae7372c381fba591c3cb13a69a2451b9d38da1a95aac89413d7438083475d06796acb5440cd6ec65b030c9fa6cbdaa0d2fe91a926bae6499c360f17f |
memory/3516-9-0x0000000000400000-0x000000000067A000-memory.dmp
memory/4136-10-0x0000000000400000-0x0000000000648000-memory.dmp
memory/4136-8-0x0000000000400000-0x0000000000648000-memory.dmp
memory/4136-24-0x0000000000400000-0x0000000000648000-memory.dmp
memory/4136-25-0x0000000000400000-0x0000000000648000-memory.dmp
memory/4136-26-0x0000000000400000-0x0000000000648000-memory.dmp
memory/4136-28-0x0000000026000000-0x000000002625F000-memory.dmp
memory/4136-43-0x0000000000400000-0x0000000000648000-memory.dmp
memory/4136-44-0x0000000000400000-0x0000000000648000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-07 17:15
Reported
2024-06-07 17:17
Platform
win11-20240508-en
Max time kernel
90s
Max time network
124s
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\kat8889.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 4276 set thread context of 5052 | N/A | C:\Users\Admin\AppData\Local\Temp\c47920432d763bb2a5d8cdca03dd01509e326c7ab9a1cc0eb2fd2cd2c344c536.exe | C:\Users\Admin\AppData\Local\Temp\kat8889.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\kat8889.tmp | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat8889.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat8889.tmp | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\c47920432d763bb2a5d8cdca03dd01509e326c7ab9a1cc0eb2fd2cd2c344c536.exe
"C:\Users\Admin\AppData\Local\Temp\c47920432d763bb2a5d8cdca03dd01509e326c7ab9a1cc0eb2fd2cd2c344c536.exe"
C:\Users\Admin\AppData\Local\Temp\kat8889.tmp
C:\Users\Admin\AppData\Local\Temp\kat8889.tmp
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 |
| US | 8.8.8.8:53 | 249.197.17.2.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 |
| 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 |
| IE | 52.111.236.22:443 | tcp |
Files
memory/4276-0-0x00000000025E0000-0x00000000025E1000-memory.dmp
memory/4276-2-0x0000000004110000-0x0000000004273000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\kat8889.tmp
| MD5 | 66064dbdb70a5eb15ebf3bf65aba254b |
| SHA1 | 0284fd320f99f62aca800fb1251eff4c31ec4ed7 |
| SHA256 | 6a94dbda2dd1edcff2331061d65e1baf09d4861cc7ba590c5ec754f3ac96a795 |
| SHA512 | b05c6c09ae7372c381fba591c3cb13a69a2451b9d38da1a95aac89413d7438083475d06796acb5440cd6ec65b030c9fa6cbdaa0d2fe91a926bae6499c360f17f |
memory/5052-8-0x0000000000400000-0x0000000000648000-memory.dmp
memory/4276-10-0x0000000000400000-0x000000000067A000-memory.dmp
memory/5052-9-0x0000000000400000-0x0000000000648000-memory.dmp
memory/5052-4-0x0000000000400000-0x0000000000648000-memory.dmp
memory/5052-24-0x0000000000400000-0x0000000000648000-memory.dmp
memory/5052-25-0x0000000000400000-0x0000000000648000-memory.dmp
memory/5052-27-0x000000001B850000-0x000000001BAAF000-memory.dmp
memory/5052-42-0x0000000000400000-0x0000000000648000-memory.dmp
memory/5052-43-0x0000000000400000-0x0000000000648000-memory.dmp