Analysis Overview
SHA256
f4ab4a7a92d6788ca043965600e1b43d0318b4def0d64eba07dedaa99b12d7bc
Threat Level: Known bad
The file f4ab4a7a92d6788ca043965600e1b43d0318b4def0d64eba07dedaa99b12d7bc was found to be: Known bad.
Malicious Activity Summary
Detect Vidar Stealer
Stealc
Vidar
Downloads MZ/PE file
Reads user/profile data of web browsers
Executes dropped EXE
Reads data files stored by FTP clients
Checks computer location settings
Checks installed software on the system
Accesses cryptocurrency files/wallets, possible credential harvesting
Suspicious use of SetThreadContext
Unsigned PE
Enumerates physical storage devices
Suspicious use of WriteProcessMemory
Delays execution with timeout.exe
Checks processor information in registry
Suspicious behavior: EnumeratesProcesses
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-06-29 01:28
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-29 01:28
Reported
2024-06-29 01:31
Platform
win10v2004-20240611-en
Max time kernel
129s
Max time network
124s
Command Line
Signatures
Detect Vidar Stealer
| Description | Indicator | Process | Target |
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Stealc
Vidar
Downloads MZ/PE file
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-4204450073-1267028356-951339405-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\kat38F2.tmp | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat38F2.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 2760 set thread context of 4408 | N/A | C:\Users\Admin\AppData\Local\Temp\f4ab4a7a92d6788ca043965600e1b43d0318b4def0d64eba07dedaa99b12d7bc.exe | C:\Users\Admin\AppData\Local\Temp\kat38F2.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\kat38F2.tmp | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | C:\Users\Admin\AppData\Local\Temp\kat38F2.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\kat38F2.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat38F2.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat38F2.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat38F2.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat38F2.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat38F2.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat38F2.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat38F2.tmp | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\f4ab4a7a92d6788ca043965600e1b43d0318b4def0d64eba07dedaa99b12d7bc.exe
"C:\Users\Admin\AppData\Local\Temp\f4ab4a7a92d6788ca043965600e1b43d0318b4def0d64eba07dedaa99b12d7bc.exe"
C:\Users\Admin\AppData\Local\Temp\kat38F2.tmp
C:\Users\Admin\AppData\Local\Temp\kat38F2.tmp
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\system32\cmd.exe" /c timeout /t 10 & del /f /q "C:\Users\Admin\AppData\Local\Temp\kat38F2.tmp" & rd /s /q "C:\ProgramData\CAFHDBGHJKFI" & exit
C:\Windows\SysWOW64\timeout.exe
timeout /t 10
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 13.107.21.237:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 28.118.140.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 82.90.14.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 237.21.107.13.in-addr.arpa | udp |
| BE | 23.41.178.51:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 51.178.41.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 17.160.190.20.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 |
| US | 8.8.8.8:53 | 22.249.124.192.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 |
| 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 | |
| US | 8.8.8.8:53 | 241.150.49.20.in-addr.arpa | udp |
| 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 | 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 | 18.31.95.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.58.199.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 29.243.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | 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 |
| US | 8.8.8.8:53 | 57.169.31.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 10.27.171.150.in-addr.arpa | udp |
Files
memory/2760-0-0x00000000023D0000-0x00000000023D1000-memory.dmp
memory/2760-1-0x0000000002BF0000-0x0000000002D00000-memory.dmp
memory/4408-4-0x0000000000400000-0x0000000000648000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\kat38F2.tmp
| MD5 | 66064dbdb70a5eb15ebf3bf65aba254b |
| SHA1 | 0284fd320f99f62aca800fb1251eff4c31ec4ed7 |
| SHA256 | 6a94dbda2dd1edcff2331061d65e1baf09d4861cc7ba590c5ec754f3ac96a795 |
| SHA512 | b05c6c09ae7372c381fba591c3cb13a69a2451b9d38da1a95aac89413d7438083475d06796acb5440cd6ec65b030c9fa6cbdaa0d2fe91a926bae6499c360f17f |
memory/4408-8-0x0000000000400000-0x0000000000648000-memory.dmp
memory/4408-9-0x0000000000400000-0x0000000000648000-memory.dmp
memory/2760-10-0x0000000000400000-0x0000000000635000-memory.dmp
memory/4408-22-0x0000000000400000-0x0000000000648000-memory.dmp
memory/4408-23-0x0000000000400000-0x0000000000648000-memory.dmp
memory/4408-25-0x0000000024C00000-0x0000000024E5F000-memory.dmp
memory/4408-33-0x0000000000400000-0x0000000000648000-memory.dmp
memory/4408-34-0x0000000000400000-0x0000000000648000-memory.dmp
memory/4408-42-0x0000000000400000-0x0000000000648000-memory.dmp
memory/4408-43-0x0000000000400000-0x0000000000648000-memory.dmp
memory/4408-59-0x0000000000400000-0x0000000000648000-memory.dmp
memory/4408-60-0x0000000000400000-0x0000000000648000-memory.dmp
memory/4408-71-0x0000000000400000-0x0000000000648000-memory.dmp
memory/4408-72-0x0000000000400000-0x0000000000648000-memory.dmp
memory/4408-73-0x0000000000400000-0x0000000000648000-memory.dmp
memory/4408-74-0x0000000000400000-0x0000000000648000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-29 01:28
Reported
2024-06-29 01:31
Platform
win11-20240611-en
Max time kernel
149s
Max time network
150s
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\kat5043.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 2324 set thread context of 868 | N/A | C:\Users\Admin\AppData\Local\Temp\f4ab4a7a92d6788ca043965600e1b43d0318b4def0d64eba07dedaa99b12d7bc.exe | C:\Users\Admin\AppData\Local\Temp\kat5043.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\kat5043.tmp | N/A |
| Key opened | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 | C:\Users\Admin\AppData\Local\Temp\kat5043.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\kat5043.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat5043.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat5043.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat5043.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat5043.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat5043.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat5043.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat5043.tmp | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\f4ab4a7a92d6788ca043965600e1b43d0318b4def0d64eba07dedaa99b12d7bc.exe
"C:\Users\Admin\AppData\Local\Temp\f4ab4a7a92d6788ca043965600e1b43d0318b4def0d64eba07dedaa99b12d7bc.exe"
C:\Users\Admin\AppData\Local\Temp\kat5043.tmp
C:\Users\Admin\AppData\Local\Temp\kat5043.tmp
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\system32\cmd.exe" /c timeout /t 10 & del /f /q "C:\Users\Admin\AppData\Local\Temp\kat5043.tmp" & rd /s /q "C:\ProgramData\BAAFIJKKEHJD" & 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 | 99.167.154.149.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 22.249.124.192.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/2324-0-0x0000000002390000-0x0000000002391000-memory.dmp
memory/2324-2-0x00000000040B0000-0x00000000041C0000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\kat5043.tmp
| MD5 | 66064dbdb70a5eb15ebf3bf65aba254b |
| SHA1 | 0284fd320f99f62aca800fb1251eff4c31ec4ed7 |
| SHA256 | 6a94dbda2dd1edcff2331061d65e1baf09d4861cc7ba590c5ec754f3ac96a795 |
| SHA512 | b05c6c09ae7372c381fba591c3cb13a69a2451b9d38da1a95aac89413d7438083475d06796acb5440cd6ec65b030c9fa6cbdaa0d2fe91a926bae6499c360f17f |
memory/868-8-0x0000000000400000-0x0000000000648000-memory.dmp
memory/868-10-0x0000000000400000-0x0000000000648000-memory.dmp
memory/868-4-0x0000000000400000-0x0000000000648000-memory.dmp
memory/2324-9-0x0000000000400000-0x0000000000635000-memory.dmp
memory/868-24-0x0000000000400000-0x0000000000648000-memory.dmp
memory/868-25-0x0000000000400000-0x0000000000648000-memory.dmp
memory/868-27-0x000000002D120000-0x000000002D37F000-memory.dmp
memory/868-35-0x0000000000400000-0x0000000000648000-memory.dmp
memory/868-36-0x0000000000400000-0x0000000000648000-memory.dmp
memory/868-44-0x0000000000400000-0x0000000000648000-memory.dmp
memory/868-45-0x0000000000400000-0x0000000000648000-memory.dmp
memory/868-61-0x0000000000400000-0x0000000000648000-memory.dmp
memory/868-62-0x0000000000400000-0x0000000000648000-memory.dmp
memory/868-73-0x0000000000400000-0x0000000000648000-memory.dmp
memory/868-74-0x0000000000400000-0x0000000000648000-memory.dmp
memory/868-75-0x0000000000400000-0x0000000000648000-memory.dmp
memory/868-78-0x0000000000400000-0x0000000000648000-memory.dmp