Analysis Overview
SHA256
4b0f1dbbf3b6e1c86adcd457de849ae63428dab2f036562b2b209098e11ff19b
Threat Level: Known bad
The file 4b0f1dbbf3b6e1c86adcd457de849ae63428dab2f036562b2b209098e11ff19b was found to be: Known bad.
Malicious Activity Summary
Stealc
Vidar
Detect Vidar Stealer
Downloads MZ/PE file
Checks computer location settings
Executes dropped EXE
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
Enumerates physical storage devices
Unsigned PE
Delays execution with timeout.exe
Checks processor information in registry
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-06-29 02:47
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-29 02:47
Reported
2024-06-29 02:50
Platform
win10v2004-20240508-en
Max time kernel
149s
Max time network
149s
Command Line
Signatures
Detect Vidar Stealer
| Description | Indicator | Process | Target |
| 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-1-5-21-4124900551-4068476067-3491212533-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\kat5870.tmp | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat5870.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 1572 set thread context of 1428 | N/A | C:\Users\Admin\AppData\Local\Temp\4b0f1dbbf3b6e1c86adcd457de849ae63428dab2f036562b2b209098e11ff19b.exe | C:\Users\Admin\AppData\Local\Temp\kat5870.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\kat5870.tmp | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | C:\Users\Admin\AppData\Local\Temp\kat5870.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\kat5870.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat5870.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat5870.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat5870.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat5870.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat5870.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat5870.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat5870.tmp | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\4b0f1dbbf3b6e1c86adcd457de849ae63428dab2f036562b2b209098e11ff19b.exe
"C:\Users\Admin\AppData\Local\Temp\4b0f1dbbf3b6e1c86adcd457de849ae63428dab2f036562b2b209098e11ff19b.exe"
C:\Users\Admin\AppData\Local\Temp\kat5870.tmp
C:\Users\Admin\AppData\Local\Temp\kat5870.tmp
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\system32\cmd.exe" /c timeout /t 10 & del /f /q "C:\Users\Admin\AppData\Local\Temp\kat5870.tmp" & rd /s /q "C:\ProgramData\KECFIDGCBFBA" & exit
C:\Windows\SysWOW64\timeout.exe
timeout /t 10
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 154.239.44.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 82.90.14.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 73.159.190.20.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 | 24.249.124.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 214.251.201.195.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 99.167.154.149.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 |
| 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 | 133.211.185.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 128.253.180.207.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 157.123.68.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 92.12.20.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 21.236.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | udp |
Files
memory/1572-0-0x00000000023A0000-0x00000000023A1000-memory.dmp
memory/1572-2-0x0000000004040000-0x0000000004150000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\kat5870.tmp
| MD5 | 66064dbdb70a5eb15ebf3bf65aba254b |
| SHA1 | 0284fd320f99f62aca800fb1251eff4c31ec4ed7 |
| SHA256 | 6a94dbda2dd1edcff2331061d65e1baf09d4861cc7ba590c5ec754f3ac96a795 |
| SHA512 | b05c6c09ae7372c381fba591c3cb13a69a2451b9d38da1a95aac89413d7438083475d06796acb5440cd6ec65b030c9fa6cbdaa0d2fe91a926bae6499c360f17f |
memory/1428-8-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1572-10-0x0000000000400000-0x0000000000635000-memory.dmp
memory/1428-9-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1428-4-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1428-22-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1428-23-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1428-25-0x00000000227F0000-0x0000000022A4F000-memory.dmp
memory/1428-40-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1428-41-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1428-57-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1428-58-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1428-69-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1428-70-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1428-71-0x0000000000400000-0x0000000000648000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-29 02:47
Reported
2024-06-29 02:50
Platform
win11-20240611-en
Max time kernel
141s
Max time network
123s
Command Line
Signatures
Detect Vidar Stealer
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
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| 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\kat560F.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 1160 set thread context of 3724 | N/A | C:\Users\Admin\AppData\Local\Temp\4b0f1dbbf3b6e1c86adcd457de849ae63428dab2f036562b2b209098e11ff19b.exe | C:\Users\Admin\AppData\Local\Temp\kat560F.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\kat560F.tmp | N/A |
| Key opened | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 | C:\Users\Admin\AppData\Local\Temp\kat560F.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\kat560F.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat560F.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat560F.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat560F.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat560F.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat560F.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat560F.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat560F.tmp | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\4b0f1dbbf3b6e1c86adcd457de849ae63428dab2f036562b2b209098e11ff19b.exe
"C:\Users\Admin\AppData\Local\Temp\4b0f1dbbf3b6e1c86adcd457de849ae63428dab2f036562b2b209098e11ff19b.exe"
C:\Users\Admin\AppData\Local\Temp\kat560F.tmp
C:\Users\Admin\AppData\Local\Temp\kat560F.tmp
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\system32\cmd.exe" /c timeout /t 10 & del /f /q "C:\Users\Admin\AppData\Local\Temp\kat560F.tmp" & rd /s /q "C:\ProgramData\KFCAFIIDHIDG" & 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 | 240.221.184.93.in-addr.arpa | udp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| NL | 149.154.167.99:443 | t.me | 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 | 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 |
Files
memory/1160-0-0x0000000002390000-0x0000000002391000-memory.dmp
memory/1160-1-0x0000000002B00000-0x0000000002C10000-memory.dmp
memory/3724-4-0x0000000000400000-0x0000000000648000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\kat560F.tmp
| MD5 | 66064dbdb70a5eb15ebf3bf65aba254b |
| SHA1 | 0284fd320f99f62aca800fb1251eff4c31ec4ed7 |
| SHA256 | 6a94dbda2dd1edcff2331061d65e1baf09d4861cc7ba590c5ec754f3ac96a795 |
| SHA512 | b05c6c09ae7372c381fba591c3cb13a69a2451b9d38da1a95aac89413d7438083475d06796acb5440cd6ec65b030c9fa6cbdaa0d2fe91a926bae6499c360f17f |
memory/1160-9-0x0000000000400000-0x0000000000635000-memory.dmp
memory/3724-10-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3724-8-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3724-22-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3724-23-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3724-25-0x00000000227A0000-0x00000000229FF000-memory.dmp
memory/3724-33-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3724-34-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3724-42-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3724-43-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3724-59-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3724-60-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3724-71-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3724-72-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3724-73-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3724-74-0x0000000000400000-0x0000000000648000-memory.dmp