Analysis Overview
SHA256
3b46576f5d0e3f34048476dc197b3749aafcdaaeeb467082d62b0497d60be8ab
Threat Level: Known bad
The file 3b46576f5d0e3f34048476dc197b3749aafcdaaeeb467082d62b0497d60be8ab was found to be: Known bad.
Malicious Activity Summary
Detect Vidar Stealer
Vidar
Stealc
Downloads MZ/PE file
Checks computer location settings
Reads data files stored by FTP clients
Executes dropped EXE
Reads user/profile data of web browsers
Checks installed software on the system
Accesses cryptocurrency files/wallets, possible credential harvesting
Suspicious use of SetThreadContext
Unsigned PE
Enumerates physical storage devices
Checks processor information in registry
Delays execution with timeout.exe
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-06-28 01:10
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-28 01:10
Reported
2024-06-28 01:12
Platform
win11-20240611-en
Max time kernel
149s
Max time network
152s
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
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat351A.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 2684 set thread context of 4004 | N/A | C:\Users\Admin\AppData\Local\Temp\3b46576f5d0e3f34048476dc197b3749aafcdaaeeb467082d62b0497d60be8ab.exe | C:\Users\Admin\AppData\Local\Temp\kat351A.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\kat351A.tmp | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | C:\Users\Admin\AppData\Local\Temp\kat351A.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\kat351A.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat351A.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat351A.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat351A.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat351A.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat351A.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat351A.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat351A.tmp | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\3b46576f5d0e3f34048476dc197b3749aafcdaaeeb467082d62b0497d60be8ab.exe
"C:\Users\Admin\AppData\Local\Temp\3b46576f5d0e3f34048476dc197b3749aafcdaaeeb467082d62b0497d60be8ab.exe"
C:\Users\Admin\AppData\Local\Temp\kat351A.tmp
C:\Users\Admin\AppData\Local\Temp\kat351A.tmp
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\system32\cmd.exe" /c timeout /t 10 & del /f /q "C:\Users\Admin\AppData\Local\Temp\kat351A.tmp" & rd /s /q "C:\ProgramData\CFHIIJDBKEGI" & 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 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 24.249.124.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 99.167.154.149.in-addr.arpa | udp |
| 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 | 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/2684-0-0x00000000024F0000-0x00000000024F1000-memory.dmp
memory/2684-1-0x0000000002980000-0x0000000002A90000-memory.dmp
memory/4004-4-0x0000000000400000-0x0000000000648000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\kat351A.tmp
| MD5 | 66064dbdb70a5eb15ebf3bf65aba254b |
| SHA1 | 0284fd320f99f62aca800fb1251eff4c31ec4ed7 |
| SHA256 | 6a94dbda2dd1edcff2331061d65e1baf09d4861cc7ba590c5ec754f3ac96a795 |
| SHA512 | b05c6c09ae7372c381fba591c3cb13a69a2451b9d38da1a95aac89413d7438083475d06796acb5440cd6ec65b030c9fa6cbdaa0d2fe91a926bae6499c360f17f |
memory/4004-8-0x0000000000400000-0x0000000000648000-memory.dmp
memory/2684-9-0x0000000000400000-0x000000000058E000-memory.dmp
memory/4004-10-0x0000000000400000-0x0000000000648000-memory.dmp
memory/4004-24-0x0000000000400000-0x0000000000648000-memory.dmp
memory/4004-25-0x0000000000400000-0x0000000000648000-memory.dmp
memory/4004-27-0x0000000022770000-0x00000000229CF000-memory.dmp
memory/4004-35-0x0000000000400000-0x0000000000648000-memory.dmp
memory/4004-36-0x0000000000400000-0x0000000000648000-memory.dmp
memory/4004-44-0x0000000000400000-0x0000000000648000-memory.dmp
memory/4004-45-0x0000000000400000-0x0000000000648000-memory.dmp
memory/4004-61-0x0000000000400000-0x0000000000648000-memory.dmp
memory/4004-62-0x0000000000400000-0x0000000000648000-memory.dmp
memory/4004-73-0x0000000000400000-0x0000000000648000-memory.dmp
memory/4004-74-0x0000000000400000-0x0000000000648000-memory.dmp
memory/4004-75-0x0000000000400000-0x0000000000648000-memory.dmp
memory/4004-78-0x0000000000400000-0x0000000000648000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-28 01:10
Reported
2024-06-28 01:12
Platform
win10v2004-20240611-en
Max time kernel
137s
Max time network
133s
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\kat878F.tmp | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat878F.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 1932 set thread context of 1400 | N/A | C:\Users\Admin\AppData\Local\Temp\3b46576f5d0e3f34048476dc197b3749aafcdaaeeb467082d62b0497d60be8ab.exe | C:\Users\Admin\AppData\Local\Temp\kat878F.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\kat878F.tmp | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | C:\Users\Admin\AppData\Local\Temp\kat878F.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\kat878F.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat878F.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat878F.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat878F.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat878F.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat878F.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat878F.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat878F.tmp | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\3b46576f5d0e3f34048476dc197b3749aafcdaaeeb467082d62b0497d60be8ab.exe
"C:\Users\Admin\AppData\Local\Temp\3b46576f5d0e3f34048476dc197b3749aafcdaaeeb467082d62b0497d60be8ab.exe"
C:\Users\Admin\AppData\Local\Temp\kat878F.tmp
C:\Users\Admin\AppData\Local\Temp\kat878F.tmp
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\system32\cmd.exe" /c timeout /t 10 & del /f /q "C:\Users\Admin\AppData\Local\Temp\kat878F.tmp" & rd /s /q "C:\ProgramData\IECBGIDAEHCG" & exit
C:\Windows\SysWOW64\timeout.exe
timeout /t 10
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 13.86.106.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| NL | 23.62.61.194:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 205.47.74.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 194.61.62.23.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 |
| 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 | 22.249.124.192.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 |
| 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 | 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 | |
| US | 8.8.8.8:53 | 97.17.167.52.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 |
| 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 | 52.182.143.211:443 | 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 | 172.210.232.199.in-addr.arpa | udp |
| PL | 93.184.221.240:80 | tcp | |
| US | 8.8.8.8:53 | 21.236.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.58.199.20.in-addr.arpa | udp |
Files
memory/1932-0-0x00000000021E0000-0x00000000021E1000-memory.dmp
memory/1932-1-0x0000000002990000-0x0000000002AA0000-memory.dmp
memory/1400-4-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1400-9-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1400-8-0x0000000000400000-0x0000000000648000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\kat878F.tmp
| MD5 | 66064dbdb70a5eb15ebf3bf65aba254b |
| SHA1 | 0284fd320f99f62aca800fb1251eff4c31ec4ed7 |
| SHA256 | 6a94dbda2dd1edcff2331061d65e1baf09d4861cc7ba590c5ec754f3ac96a795 |
| SHA512 | b05c6c09ae7372c381fba591c3cb13a69a2451b9d38da1a95aac89413d7438083475d06796acb5440cd6ec65b030c9fa6cbdaa0d2fe91a926bae6499c360f17f |
memory/1932-10-0x0000000000400000-0x000000000058E000-memory.dmp
memory/1400-20-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1400-21-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1400-23-0x0000000022650000-0x00000000228AF000-memory.dmp
memory/1400-31-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1400-32-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1400-40-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1400-41-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1400-57-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1400-58-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1400-69-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1400-71-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1400-72-0x0000000000400000-0x0000000000648000-memory.dmp