Analysis Overview
SHA256
38d61e3df62efed32482afc3cdc8facaa72760d43305c9bfe9d79ce2e5f2c3b2
Threat Level: Known bad
The file 38d61e3df62efed32482afc3cdc8facaa72760d43305c9bfe9d79ce2e5f2c3b2 was found to be: Known bad.
Malicious Activity Summary
Stealc
Vidar
Detect Vidar Stealer
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
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-06-08 03:50
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-08 03:50
Reported
2024-06-08 03:53
Platform
win10v2004-20240508-en
Max time kernel
93s
Max time network
122s
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\kat44AA.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 1488 set thread context of 4420 | N/A | C:\Users\Admin\AppData\Local\Temp\38d61e3df62efed32482afc3cdc8facaa72760d43305c9bfe9d79ce2e5f2c3b2.exe | C:\Users\Admin\AppData\Local\Temp\kat44AA.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\kat44AA.tmp | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat44AA.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat44AA.tmp | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\38d61e3df62efed32482afc3cdc8facaa72760d43305c9bfe9d79ce2e5f2c3b2.exe
"C:\Users\Admin\AppData\Local\Temp\38d61e3df62efed32482afc3cdc8facaa72760d43305c9bfe9d79ce2e5f2c3b2.exe"
C:\Users\Admin\AppData\Local\Temp\kat44AA.tmp
C:\Users\Admin\AppData\Local\Temp\kat44AA.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 | 241.150.49.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 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 | 36.249.124.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 20.160.190.20.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 |
| 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 |
| 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 | 58.55.71.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 29.243.111.52.in-addr.arpa | udp |
Files
memory/1488-0-0x0000000000800000-0x0000000000801000-memory.dmp
memory/1488-2-0x0000000002BC0000-0x0000000002D23000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\kat44AA.tmp
| MD5 | 66064dbdb70a5eb15ebf3bf65aba254b |
| SHA1 | 0284fd320f99f62aca800fb1251eff4c31ec4ed7 |
| SHA256 | 6a94dbda2dd1edcff2331061d65e1baf09d4861cc7ba590c5ec754f3ac96a795 |
| SHA512 | b05c6c09ae7372c381fba591c3cb13a69a2451b9d38da1a95aac89413d7438083475d06796acb5440cd6ec65b030c9fa6cbdaa0d2fe91a926bae6499c360f17f |
memory/4420-8-0x0000000000400000-0x0000000000648000-memory.dmp
memory/4420-10-0x0000000000400000-0x0000000000648000-memory.dmp
memory/4420-4-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1488-9-0x0000000000400000-0x000000000067A000-memory.dmp
memory/4420-22-0x0000000000400000-0x0000000000648000-memory.dmp
memory/4420-23-0x0000000000400000-0x0000000000648000-memory.dmp
memory/4420-25-0x000000001DC90000-0x000000001DEEF000-memory.dmp
memory/4420-40-0x0000000000400000-0x0000000000648000-memory.dmp
memory/4420-41-0x0000000000400000-0x0000000000648000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-08 03:50
Reported
2024-06-08 03:53
Platform
win11-20240508-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\kat62F0.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 2720 set thread context of 1552 | N/A | C:\Users\Admin\AppData\Local\Temp\38d61e3df62efed32482afc3cdc8facaa72760d43305c9bfe9d79ce2e5f2c3b2.exe | C:\Users\Admin\AppData\Local\Temp\kat62F0.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\kat62F0.tmp | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat62F0.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat62F0.tmp | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\38d61e3df62efed32482afc3cdc8facaa72760d43305c9bfe9d79ce2e5f2c3b2.exe
"C:\Users\Admin\AppData\Local\Temp\38d61e3df62efed32482afc3cdc8facaa72760d43305c9bfe9d79ce2e5f2c3b2.exe"
C:\Users\Admin\AppData\Local\Temp\kat62F0.tmp
C:\Users\Admin\AppData\Local\Temp\kat62F0.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 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 80.90.14.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 22.249.124.192.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 |
Files
memory/2720-0-0x00000000023D0000-0x00000000023D1000-memory.dmp
memory/2720-2-0x0000000004140000-0x00000000042A3000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\kat62F0.tmp
| MD5 | 66064dbdb70a5eb15ebf3bf65aba254b |
| SHA1 | 0284fd320f99f62aca800fb1251eff4c31ec4ed7 |
| SHA256 | 6a94dbda2dd1edcff2331061d65e1baf09d4861cc7ba590c5ec754f3ac96a795 |
| SHA512 | b05c6c09ae7372c381fba591c3cb13a69a2451b9d38da1a95aac89413d7438083475d06796acb5440cd6ec65b030c9fa6cbdaa0d2fe91a926bae6499c360f17f |
memory/1552-4-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1552-8-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1552-10-0x0000000000400000-0x0000000000648000-memory.dmp
memory/2720-9-0x0000000000400000-0x000000000067A000-memory.dmp
memory/1552-24-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1552-25-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1552-27-0x00000000260E0000-0x000000002633F000-memory.dmp
memory/1552-42-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1552-43-0x0000000000400000-0x0000000000648000-memory.dmp