Analysis Overview
SHA256
45c9f4972cd81d0eb03ebfc6a7e1f3d5b6be70a7be4bb31b0baa3c43491eb163
Threat Level: Known bad
The file 45c9f4972cd81d0eb03ebfc6a7e1f3d5b6be70a7be4bb31b0baa3c43491eb163 was found to be: Known bad.
Malicious Activity Summary
Vidar
Detect Vidar Stealer
Stealc
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
Checks processor information in registry
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-06-03 09:41
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-03 09:41
Reported
2024-06-03 09:44
Platform
win10v2004-20240226-en
Max time kernel
141s
Max time network
159s
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\kat4292.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 536 set thread context of 3940 | N/A | C:\Users\Admin\AppData\Local\Temp\45c9f4972cd81d0eb03ebfc6a7e1f3d5b6be70a7be4bb31b0baa3c43491eb163.exe | C:\Users\Admin\AppData\Local\Temp\kat4292.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\kat4292.tmp | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat4292.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat4292.tmp | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\45c9f4972cd81d0eb03ebfc6a7e1f3d5b6be70a7be4bb31b0baa3c43491eb163.exe
"C:\Users\Admin\AppData\Local\Temp\45c9f4972cd81d0eb03ebfc6a7e1f3d5b6be70a7be4bb31b0baa3c43491eb163.exe"
C:\Users\Admin\AppData\Local\Temp\kat4292.tmp
C:\Users\Admin\AppData\Local\Temp\kat4292.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 --mojo-platform-channel-handle=1408 --field-trial-handle=2744,i,16362475727591565961,3676688664819797550,262144 --variations-seed-version /prefetch:8
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 13.86.106.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.204.248.87.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 138.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| GB | 172.217.169.74:443 | tcp | |
| US | 8.8.8.8:53 | 149.220.183.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | t.me | udp |
| NL | 149.154.167.99:443 | t.me | tcp |
| DE | 49.13.158.245:5432 | 49.13.158.245 | tcp |
| DE | 49.13.158.245:5432 | 49.13.158.245 | tcp |
| US | 8.8.8.8:53 | 58.55.71.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 245.158.13.49.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 99.167.154.149.in-addr.arpa | udp |
| DE | 49.13.158.245:5432 | 49.13.158.245 | tcp |
| DE | 49.13.158.245:5432 | 49.13.158.245 | tcp |
| DE | 49.13.158.245:5432 | 49.13.158.245 | tcp |
| DE | 49.13.158.245:5432 | 49.13.158.245 | tcp |
| DE | 49.13.158.245:5432 | 49.13.158.245 | tcp |
| DE | 49.13.158.245:5432 | 49.13.158.245 | tcp |
| US | 13.107.253.64:443 | tcp | |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 103.169.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 97.90.14.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 14.179.89.13.in-addr.arpa | udp |
Files
memory/536-0-0x0000000002350000-0x0000000002351000-memory.dmp
memory/536-1-0x0000000000400000-0x00000000005CE000-memory.dmp
memory/536-2-0x0000000000400000-0x00000000005CE000-memory.dmp
memory/536-3-0x00000000040E0000-0x000000000422C000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\kat4292.tmp
| MD5 | 66064dbdb70a5eb15ebf3bf65aba254b |
| SHA1 | 0284fd320f99f62aca800fb1251eff4c31ec4ed7 |
| SHA256 | 6a94dbda2dd1edcff2331061d65e1baf09d4861cc7ba590c5ec754f3ac96a795 |
| SHA512 | b05c6c09ae7372c381fba591c3cb13a69a2451b9d38da1a95aac89413d7438083475d06796acb5440cd6ec65b030c9fa6cbdaa0d2fe91a926bae6499c360f17f |
memory/3940-6-0x0000000000400000-0x0000000000649000-memory.dmp
memory/3940-11-0x0000000000400000-0x0000000000649000-memory.dmp
memory/3940-12-0x0000000000400000-0x0000000000649000-memory.dmp
memory/3940-15-0x0000000000400000-0x0000000000649000-memory.dmp
memory/3940-16-0x0000000000400000-0x0000000000649000-memory.dmp
memory/3940-18-0x000000001B8C0000-0x000000001BB1F000-memory.dmp
memory/3940-33-0x0000000000400000-0x0000000000649000-memory.dmp
memory/3940-34-0x0000000000400000-0x0000000000649000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-03 09:41
Reported
2024-06-03 09:44
Platform
win11-20240426-en
Max time kernel
91s
Max time network
129s
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\kat9143.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 396 set thread context of 3160 | N/A | C:\Users\Admin\AppData\Local\Temp\45c9f4972cd81d0eb03ebfc6a7e1f3d5b6be70a7be4bb31b0baa3c43491eb163.exe | C:\Users\Admin\AppData\Local\Temp\kat9143.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\kat9143.tmp | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat9143.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat9143.tmp | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\45c9f4972cd81d0eb03ebfc6a7e1f3d5b6be70a7be4bb31b0baa3c43491eb163.exe
"C:\Users\Admin\AppData\Local\Temp\45c9f4972cd81d0eb03ebfc6a7e1f3d5b6be70a7be4bb31b0baa3c43491eb163.exe"
C:\Users\Admin\AppData\Local\Temp\kat9143.tmp
C:\Users\Admin\AppData\Local\Temp\kat9143.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 | 49.13.158.245:5432 | 49.13.158.245 | tcp |
| US | 8.8.8.8:53 | 0.204.248.87.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 23.249.124.192.in-addr.arpa | udp |
| DE | 49.13.158.245:5432 | 49.13.158.245 | tcp |
| DE | 49.13.158.245:5432 | 49.13.158.245 | tcp |
| DE | 49.13.158.245:5432 | 49.13.158.245 | tcp |
| DE | 49.13.158.245:5432 | 49.13.158.245 | tcp |
| DE | 49.13.158.245:5432 | 49.13.158.245 | tcp |
| DE | 49.13.158.245:5432 | 49.13.158.245 | tcp |
| DE | 49.13.158.245:5432 | 49.13.158.245 | tcp |
| NL | 52.111.243.30:443 | tcp |
Files
memory/396-0-0x0000000002320000-0x0000000002321000-memory.dmp
memory/396-2-0x0000000004050000-0x000000000419C000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\kat9143.tmp
| MD5 | 66064dbdb70a5eb15ebf3bf65aba254b |
| SHA1 | 0284fd320f99f62aca800fb1251eff4c31ec4ed7 |
| SHA256 | 6a94dbda2dd1edcff2331061d65e1baf09d4861cc7ba590c5ec754f3ac96a795 |
| SHA512 | b05c6c09ae7372c381fba591c3cb13a69a2451b9d38da1a95aac89413d7438083475d06796acb5440cd6ec65b030c9fa6cbdaa0d2fe91a926bae6499c360f17f |
memory/3160-8-0x0000000000400000-0x0000000000649000-memory.dmp
memory/396-10-0x0000000000400000-0x00000000005CE000-memory.dmp
memory/3160-9-0x0000000000400000-0x0000000000649000-memory.dmp
memory/3160-4-0x0000000000400000-0x0000000000649000-memory.dmp
memory/3160-24-0x0000000000400000-0x0000000000649000-memory.dmp
memory/3160-25-0x0000000000400000-0x0000000000649000-memory.dmp
memory/3160-28-0x000000001DC90000-0x000000001DEEF000-memory.dmp
memory/3160-42-0x0000000000400000-0x0000000000649000-memory.dmp
memory/3160-43-0x0000000000400000-0x0000000000649000-memory.dmp