Analysis Overview
SHA256
44b42608681a174971965e5c26a18cc11e837308ed50517302281039745e69e0
Threat Level: Known bad
The file 44b42608681a174971965e5c26a18cc11e837308ed50517302281039745e69e0 was found to be: Known bad.
Malicious Activity Summary
Vidar
Detect Vidar Stealer
Stealc
Downloads MZ/PE file
Reads data files stored by FTP clients
Executes dropped EXE
Reads user/profile data of web browsers
Checks computer location settings
Checks installed software on the system
Suspicious use of SetThreadContext
Unsigned PE
Enumerates physical storage devices
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Checks processor information in registry
Delays execution with timeout.exe
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-06-29 05:23
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-29 05:23
Reported
2024-06-29 05:25
Platform
win10v2004-20240508-en
Max time kernel
42s
Max time network
52s
Command Line
Signatures
Detect Vidar Stealer
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
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Stealc
Vidar
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\kat45E2.tmp | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat45E2.tmp | N/A |
Reads data files stored by FTP clients
Checks installed software on the system
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2972 set thread context of 1816 | N/A | C:\Users\Admin\AppData\Local\Temp\44b42608681a174971965e5c26a18cc11e837308ed50517302281039745e69e0.exe | C:\Users\Admin\AppData\Local\Temp\kat45E2.tmp |
Enumerates physical storage devices
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\kat45E2.tmp | N/A |
| Key opened | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 | C:\Users\Admin\AppData\Local\Temp\kat45E2.tmp | N/A |
Delays execution with timeout.exe
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\timeout.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat45E2.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat45E2.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat45E2.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat45E2.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat45E2.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat45E2.tmp | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\44b42608681a174971965e5c26a18cc11e837308ed50517302281039745e69e0.exe
"C:\Users\Admin\AppData\Local\Temp\44b42608681a174971965e5c26a18cc11e837308ed50517302281039745e69e0.exe"
C:\Users\Admin\AppData\Local\Temp\kat45E2.tmp
C:\Users\Admin\AppData\Local\Temp\kat45E2.tmp
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\system32\cmd.exe" /c timeout /t 10 & del /f /q "C:\Users\Admin\AppData\Local\Temp\kat45E2.tmp" & rd /s /q "C:\ProgramData\HDGHJEBFBFHI" & exit
C:\Windows\SysWOW64\timeout.exe
timeout /t 10
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | t.me | udp |
| US | 8.8.8.8:53 | steamcommunity.com | udp |
| US | 8.8.8.8:53 | tea.arpdabl.org | udp |
Files
memory/2972-0-0x00000000008F0000-0x00000000008F1000-memory.dmp
memory/2972-2-0x00000000040B0000-0x00000000041C0000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\kat45E2.tmp
| MD5 | 66064dbdb70a5eb15ebf3bf65aba254b |
| SHA1 | 0284fd320f99f62aca800fb1251eff4c31ec4ed7 |
| SHA256 | 6a94dbda2dd1edcff2331061d65e1baf09d4861cc7ba590c5ec754f3ac96a795 |
| SHA512 | b05c6c09ae7372c381fba591c3cb13a69a2451b9d38da1a95aac89413d7438083475d06796acb5440cd6ec65b030c9fa6cbdaa0d2fe91a926bae6499c360f17f |
memory/1816-9-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1816-8-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1816-4-0x0000000000400000-0x0000000000648000-memory.dmp
memory/2972-10-0x0000000000400000-0x0000000000635000-memory.dmp
memory/1816-11-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1816-12-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1816-14-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1816-13-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1816-17-0x0000000000400000-0x0000000000648000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-29 05:23
Reported
2024-06-29 05:25
Platform
win11-20240611-en
Max time kernel
147s
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 |
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| 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\kat350A.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 2632 set thread context of 2700 | N/A | C:\Users\Admin\AppData\Local\Temp\44b42608681a174971965e5c26a18cc11e837308ed50517302281039745e69e0.exe | C:\Users\Admin\AppData\Local\Temp\kat350A.tmp |
Checks processor information in registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 | C:\Users\Admin\AppData\Local\Temp\kat350A.tmp | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | C:\Users\Admin\AppData\Local\Temp\kat350A.tmp | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat350A.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat350A.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat350A.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat350A.tmp | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\44b42608681a174971965e5c26a18cc11e837308ed50517302281039745e69e0.exe
"C:\Users\Admin\AppData\Local\Temp\44b42608681a174971965e5c26a18cc11e837308ed50517302281039745e69e0.exe"
C:\Users\Admin\AppData\Local\Temp\kat350A.tmp
C:\Users\Admin\AppData\Local\Temp\kat350A.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 | 195.201.251.214:9000 | 195.201.251.214 | tcp |
| US | 8.8.8.8:53 | 41.249.124.192.in-addr.arpa | udp |
| DE | 195.201.251.214:9000 | 195.201.251.214 | tcp |
| DE | 195.201.251.214:9000 | 195.201.251.214 | tcp |
| DE | 195.201.251.214:9000 | 195.201.251.214 | tcp |
| DE | 195.201.251.214:9000 | 195.201.251.214 | tcp |
| DE | 195.201.251.214:9000 | 195.201.251.214 | tcp |
| DE | 195.201.251.214:9000 | 195.201.251.214 | tcp |
| DE | 195.201.251.214:9000 | 195.201.251.214 | tcp |
| IE | 52.111.236.22:443 | tcp |
Files
memory/2632-0-0x00000000023A0000-0x00000000023A1000-memory.dmp
memory/2632-1-0x0000000004020000-0x0000000004130000-memory.dmp
memory/2700-4-0x0000000000400000-0x0000000000648000-memory.dmp
memory/2700-8-0x0000000000400000-0x0000000000648000-memory.dmp
memory/2700-9-0x0000000000400000-0x0000000000648000-memory.dmp
memory/2632-10-0x0000000000400000-0x0000000000635000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\kat350A.tmp
| MD5 | 66064dbdb70a5eb15ebf3bf65aba254b |
| SHA1 | 0284fd320f99f62aca800fb1251eff4c31ec4ed7 |
| SHA256 | 6a94dbda2dd1edcff2331061d65e1baf09d4861cc7ba590c5ec754f3ac96a795 |
| SHA512 | b05c6c09ae7372c381fba591c3cb13a69a2451b9d38da1a95aac89413d7438083475d06796acb5440cd6ec65b030c9fa6cbdaa0d2fe91a926bae6499c360f17f |
memory/2700-24-0x0000000000400000-0x0000000000648000-memory.dmp
memory/2700-25-0x0000000000400000-0x0000000000648000-memory.dmp
memory/2700-27-0x0000000024CD0000-0x0000000024F2F000-memory.dmp
memory/2700-35-0x0000000000400000-0x0000000000648000-memory.dmp
memory/2700-36-0x0000000000400000-0x0000000000648000-memory.dmp