Analysis Overview
SHA256
aa2661bda5901e33e47a8f13acf4c150c9ce93d14ddc5ba5a7df2aec375cfd21
Threat Level: Known bad
The file aa2661bda5901e33e47a8f13acf4c150c9ce93d14ddc5ba5a7df2aec375cfd21 was found to be: Known bad.
Malicious Activity Summary
Vidar
Stealc
Detect Vidar Stealer
Downloads MZ/PE file
Reads user/profile data of web browsers
Executes dropped EXE
Checks computer location settings
Reads data files stored by FTP clients
Accesses cryptocurrency files/wallets, possible credential harvesting
Checks installed software on the system
Suspicious use of SetThreadContext
Enumerates physical storage devices
Unsigned PE
Checks processor information in registry
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
Delays execution with timeout.exe
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-06-29 03:19
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-29 03:19
Reported
2024-06-29 03:22
Platform
win11-20240508-en
Max time kernel
90s
Max time network
127s
Command Line
Signatures
Detect Vidar Stealer
| Description | Indicator | Process | Target |
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Stealc
Vidar
Downloads MZ/PE file
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat5208.tmp | N/A |
Reads data files stored by FTP clients
Reads user/profile data of web browsers
Accesses cryptocurrency files/wallets, possible credential harvesting
Checks installed software on the system
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 3596 set thread context of 3448 | N/A | C:\Users\Admin\AppData\Local\Temp\aa2661bda5901e33e47a8f13acf4c150c9ce93d14ddc5ba5a7df2aec375cfd21.exe | C:\Users\Admin\AppData\Local\Temp\kat5208.tmp |
Enumerates physical storage devices
Checks processor information in registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 | C:\Users\Admin\AppData\Local\Temp\kat5208.tmp | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | C:\Users\Admin\AppData\Local\Temp\kat5208.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\kat5208.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat5208.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat5208.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat5208.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat5208.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat5208.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat5208.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat5208.tmp | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\aa2661bda5901e33e47a8f13acf4c150c9ce93d14ddc5ba5a7df2aec375cfd21.exe
"C:\Users\Admin\AppData\Local\Temp\aa2661bda5901e33e47a8f13acf4c150c9ce93d14ddc5ba5a7df2aec375cfd21.exe"
C:\Users\Admin\AppData\Local\Temp\kat5208.tmp
C:\Users\Admin\AppData\Local\Temp\kat5208.tmp
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\system32\cmd.exe" /c timeout /t 10 & del /f /q "C:\Users\Admin\AppData\Local\Temp\kat5208.tmp" & rd /s /q "C:\ProgramData\KFCFBFHIEBKJ" & exit
C:\Windows\SysWOW64\timeout.exe
timeout /t 10
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 | 214.251.201.195.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 |
| DE | 195.201.251.214:9000 | 195.201.251.214 | tcp |
| DE | 195.201.251.214:9000 | tcp | |
| DE | 195.201.251.214:9000 | tcp | |
| DE | 195.201.251.214:9000 | tcp | |
| DE | 195.201.251.214:9000 | tcp | |
| DE | 195.201.251.214:9000 | tcp | |
| DE | 195.201.251.214:9000 | 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 |
| DE | 207.180.253.128:80 | tea.arpdabl.org | tcp |
| IE | 52.111.236.22:443 | tcp |
Files
memory/3596-0-0x0000000002370000-0x0000000002371000-memory.dmp
memory/3596-1-0x0000000004010000-0x0000000004120000-memory.dmp
memory/3448-4-0x0000000000400000-0x0000000000648000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\kat5208.tmp
| MD5 | 66064dbdb70a5eb15ebf3bf65aba254b |
| SHA1 | 0284fd320f99f62aca800fb1251eff4c31ec4ed7 |
| SHA256 | 6a94dbda2dd1edcff2331061d65e1baf09d4861cc7ba590c5ec754f3ac96a795 |
| SHA512 | b05c6c09ae7372c381fba591c3cb13a69a2451b9d38da1a95aac89413d7438083475d06796acb5440cd6ec65b030c9fa6cbdaa0d2fe91a926bae6499c360f17f |
memory/3448-8-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3448-10-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3596-9-0x0000000000400000-0x0000000000635000-memory.dmp
memory/3448-24-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3448-25-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3448-27-0x000000002F700000-0x000000002F95F000-memory.dmp
memory/3448-42-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3448-43-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3448-59-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3448-60-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3448-71-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3448-72-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3448-73-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3448-74-0x0000000000400000-0x0000000000648000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-29 03:19
Reported
2024-06-29 03:22
Platform
win10v2004-20240611-en
Max time kernel
128s
Max time network
125s
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 |
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Stealc
Vidar
Downloads MZ/PE file
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-200405930-3877336739-3533750831-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\kat29CF.tmp | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat29CF.tmp | N/A |
Reads data files stored by FTP clients
Reads user/profile data of web browsers
Accesses cryptocurrency files/wallets, possible credential harvesting
Checks installed software on the system
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 1472 set thread context of 2680 | N/A | C:\Users\Admin\AppData\Local\Temp\aa2661bda5901e33e47a8f13acf4c150c9ce93d14ddc5ba5a7df2aec375cfd21.exe | C:\Users\Admin\AppData\Local\Temp\kat29CF.tmp |
Enumerates physical storage devices
Checks processor information in registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 | C:\Users\Admin\AppData\Local\Temp\kat29CF.tmp | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | C:\Users\Admin\AppData\Local\Temp\kat29CF.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\kat29CF.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat29CF.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat29CF.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat29CF.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat29CF.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat29CF.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat29CF.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat29CF.tmp | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\aa2661bda5901e33e47a8f13acf4c150c9ce93d14ddc5ba5a7df2aec375cfd21.exe
"C:\Users\Admin\AppData\Local\Temp\aa2661bda5901e33e47a8f13acf4c150c9ce93d14ddc5ba5a7df2aec375cfd21.exe"
C:\Users\Admin\AppData\Local\Temp\kat29CF.tmp
C:\Users\Admin\AppData\Local\Temp\kat29CF.tmp
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\system32\cmd.exe" /c timeout /t 10 & del /f /q "C:\Users\Admin\AppData\Local\Temp\kat29CF.tmp" & rd /s /q "C:\ProgramData\BFBGHDGCFHID" & exit
C:\Windows\SysWOW64\timeout.exe
timeout /t 10
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 | 58.55.71.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.205.248.87.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 71.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.35.223.20.in-addr.arpa | udp |
| 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 | 99.167.154.149.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 36.249.124.192.in-addr.arpa | udp |
| DE | 195.201.251.214:9000 | 195.201.251.214 | tcp |
| US | 8.8.8.8:53 | 214.251.201.195.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 |
| DE | 195.201.251.214:9000 | 195.201.251.214 | tcp |
| DE | 195.201.251.214:9000 | tcp | |
| DE | 195.201.251.214:9000 | tcp | |
| DE | 195.201.251.214:9000 | tcp | |
| DE | 195.201.251.214:9000 | tcp | |
| DE | 195.201.251.214:9000 | tcp | |
| DE | 195.201.251.214:9000 | tcp | |
| DE | 195.201.251.214:9000 | 195.201.251.214 | tcp |
| US | 8.8.8.8:53 | 13.86.106.20.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 |
| US | 8.8.8.8:53 | tea.arpdabl.org | udp |
| DE | 207.180.253.128:80 | tea.arpdabl.org | tcp |
| US | 8.8.8.8:53 | 128.253.180.207.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 35.56.20.217.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 83.210.23.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 29.243.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 205.47.74.20.in-addr.arpa | udp |
Files
memory/1472-0-0x0000000002290000-0x0000000002291000-memory.dmp
memory/1472-1-0x00000000029E0000-0x0000000002AF0000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\kat29CF.tmp
| MD5 | 66064dbdb70a5eb15ebf3bf65aba254b |
| SHA1 | 0284fd320f99f62aca800fb1251eff4c31ec4ed7 |
| SHA256 | 6a94dbda2dd1edcff2331061d65e1baf09d4861cc7ba590c5ec754f3ac96a795 |
| SHA512 | b05c6c09ae7372c381fba591c3cb13a69a2451b9d38da1a95aac89413d7438083475d06796acb5440cd6ec65b030c9fa6cbdaa0d2fe91a926bae6499c360f17f |
memory/2680-8-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1472-9-0x0000000000400000-0x0000000000635000-memory.dmp
memory/2680-10-0x0000000000400000-0x0000000000648000-memory.dmp
memory/2680-4-0x0000000000400000-0x0000000000648000-memory.dmp
memory/2680-22-0x0000000000400000-0x0000000000648000-memory.dmp
memory/2680-23-0x0000000000400000-0x0000000000648000-memory.dmp
memory/2680-25-0x00000000202C0000-0x000000002051F000-memory.dmp
memory/2680-33-0x0000000000400000-0x0000000000648000-memory.dmp
memory/2680-34-0x0000000000400000-0x0000000000648000-memory.dmp
memory/2680-42-0x0000000000400000-0x0000000000648000-memory.dmp
memory/2680-43-0x0000000000400000-0x0000000000648000-memory.dmp
memory/2680-59-0x0000000000400000-0x0000000000648000-memory.dmp
memory/2680-60-0x0000000000400000-0x0000000000648000-memory.dmp
memory/2680-71-0x0000000000400000-0x0000000000648000-memory.dmp
memory/2680-72-0x0000000000400000-0x0000000000648000-memory.dmp
memory/2680-73-0x0000000000400000-0x0000000000648000-memory.dmp
memory/2680-76-0x0000000000400000-0x0000000000648000-memory.dmp