Analysis Overview
SHA256
58ffd3759b7a3f01a511a283319eab99c567abbe55b41f80a52520678566fe77
Threat Level: Known bad
The file 58ffd3759b7a3f01a511a283319eab99c567abbe55b41f80a52520678566fe77 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
Checks processor information in registry
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-06-08 02:17
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-08 02:17
Reported
2024-06-08 02:20
Platform
win10v2004-20240508-en
Max time kernel
125s
Max time network
127s
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\katD2FF.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 372 set thread context of 2172 | N/A | C:\Users\Admin\AppData\Local\Temp\58ffd3759b7a3f01a511a283319eab99c567abbe55b41f80a52520678566fe77.exe | C:\Users\Admin\AppData\Local\Temp\katD2FF.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\katD2FF.tmp | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\katD2FF.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\katD2FF.tmp | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\58ffd3759b7a3f01a511a283319eab99c567abbe55b41f80a52520678566fe77.exe
"C:\Users\Admin\AppData\Local\Temp\58ffd3759b7a3f01a511a283319eab99c567abbe55b41f80a52520678566fe77.exe"
C:\Users\Admin\AppData\Local\Temp\katD2FF.tmp
C:\Users\Admin\AppData\Local\Temp\katD2FF.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=3640,i,14648456027158448592,4956305794400220180,262144 --variations-seed-version --mojo-platform-channel-handle=4360 /prefetch:8
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 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 217.106.137.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.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 | 99.167.154.149.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.190.202.116.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.159.190.20.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 | 183.59.114.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 13.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 203.107.17.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.204.248.87.in-addr.arpa | udp |
Files
memory/372-0-0x0000000000850000-0x0000000000851000-memory.dmp
memory/372-2-0x0000000002B00000-0x0000000002C63000-memory.dmp
memory/2172-4-0x0000000000400000-0x0000000000648000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\katD2FF.tmp
| MD5 | 66064dbdb70a5eb15ebf3bf65aba254b |
| SHA1 | 0284fd320f99f62aca800fb1251eff4c31ec4ed7 |
| SHA256 | 6a94dbda2dd1edcff2331061d65e1baf09d4861cc7ba590c5ec754f3ac96a795 |
| SHA512 | b05c6c09ae7372c381fba591c3cb13a69a2451b9d38da1a95aac89413d7438083475d06796acb5440cd6ec65b030c9fa6cbdaa0d2fe91a926bae6499c360f17f |
memory/2172-9-0x0000000000400000-0x0000000000648000-memory.dmp
memory/372-6-0x0000000000400000-0x000000000067A000-memory.dmp
memory/2172-10-0x0000000000400000-0x0000000000648000-memory.dmp
memory/2172-13-0x0000000000400000-0x0000000000648000-memory.dmp
memory/2172-14-0x0000000000400000-0x0000000000648000-memory.dmp
memory/2172-16-0x000000001B730000-0x000000001B98F000-memory.dmp
memory/2172-31-0x0000000000400000-0x0000000000648000-memory.dmp
memory/2172-32-0x0000000000400000-0x0000000000648000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-08 02:17
Reported
2024-06-08 02:20
Platform
win11-20240426-en
Max time kernel
148s
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\kat5091.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 236 set thread context of 3584 | N/A | C:\Users\Admin\AppData\Local\Temp\58ffd3759b7a3f01a511a283319eab99c567abbe55b41f80a52520678566fe77.exe | C:\Users\Admin\AppData\Local\Temp\kat5091.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\kat5091.tmp | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat5091.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat5091.tmp | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\58ffd3759b7a3f01a511a283319eab99c567abbe55b41f80a52520678566fe77.exe
"C:\Users\Admin\AppData\Local\Temp\58ffd3759b7a3f01a511a283319eab99c567abbe55b41f80a52520678566fe77.exe"
C:\Users\Admin\AppData\Local\Temp\kat5091.tmp
C:\Users\Admin\AppData\Local\Temp\kat5091.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 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 99.167.154.149.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 107.211.222.173.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 |
Files
memory/236-0-0x0000000000860000-0x0000000000861000-memory.dmp
memory/236-1-0x0000000004160000-0x00000000042C3000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\kat5091.tmp
| MD5 | 66064dbdb70a5eb15ebf3bf65aba254b |
| SHA1 | 0284fd320f99f62aca800fb1251eff4c31ec4ed7 |
| SHA256 | 6a94dbda2dd1edcff2331061d65e1baf09d4861cc7ba590c5ec754f3ac96a795 |
| SHA512 | b05c6c09ae7372c381fba591c3cb13a69a2451b9d38da1a95aac89413d7438083475d06796acb5440cd6ec65b030c9fa6cbdaa0d2fe91a926bae6499c360f17f |
memory/3584-8-0x0000000000400000-0x0000000000648000-memory.dmp
memory/236-9-0x0000000000400000-0x000000000067A000-memory.dmp
memory/3584-10-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3584-4-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3584-24-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3584-25-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3584-27-0x0000000026070000-0x00000000262CF000-memory.dmp
memory/3584-42-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3584-43-0x0000000000400000-0x0000000000648000-memory.dmp