Analysis Overview
SHA256
4a54e82bb486c9ba176257b58e55458a141e51429dc0a45baf61b2f0ebf420fd
Threat Level: Known bad
The file 4a54e82bb486c9ba176257b58e55458a141e51429dc0a45baf61b2f0ebf420fd was found to be: Known bad.
Malicious Activity Summary
Detect Vidar Stealer
Vidar
Stealc
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
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
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Delays execution with timeout.exe
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-06-28 02:16
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-28 02:16
Reported
2024-06-28 02:19
Platform
win10v2004-20240611-en
Max time kernel
128s
Max time network
124s
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-1-5-21-4204450073-1267028356-951339405-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\kat39CD.tmp | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat39CD.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 2660 set thread context of 1244 | N/A | C:\Users\Admin\AppData\Local\Temp\4a54e82bb486c9ba176257b58e55458a141e51429dc0a45baf61b2f0ebf420fd.exe | C:\Users\Admin\AppData\Local\Temp\kat39CD.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\kat39CD.tmp | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | C:\Users\Admin\AppData\Local\Temp\kat39CD.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\kat39CD.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat39CD.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat39CD.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat39CD.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat39CD.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat39CD.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat39CD.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat39CD.tmp | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\4a54e82bb486c9ba176257b58e55458a141e51429dc0a45baf61b2f0ebf420fd.exe
"C:\Users\Admin\AppData\Local\Temp\4a54e82bb486c9ba176257b58e55458a141e51429dc0a45baf61b2f0ebf420fd.exe"
C:\Users\Admin\AppData\Local\Temp\kat39CD.tmp
C:\Users\Admin\AppData\Local\Temp\kat39CD.tmp
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\system32\cmd.exe" /c timeout /t 10 & del /f /q "C:\Users\Admin\AppData\Local\Temp\kat39CD.tmp" & rd /s /q "C:\ProgramData\CAKFIJDHJEGI" & exit
C:\Windows\SysWOW64\timeout.exe
timeout /t 10
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 183.142.211.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 4.159.190.20.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 |
| 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 |
| US | 8.8.8.8:53 | 28.118.140.52.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 |
| 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 | 103.169.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 24.139.73.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 88.156.103.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 11.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | 43.58.199.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 10.28.171.150.in-addr.arpa | udp |
Files
memory/2660-0-0x0000000000760000-0x0000000000761000-memory.dmp
memory/2660-1-0x0000000002920000-0x0000000002A30000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\kat39CD.tmp
| MD5 | 66064dbdb70a5eb15ebf3bf65aba254b |
| SHA1 | 0284fd320f99f62aca800fb1251eff4c31ec4ed7 |
| SHA256 | 6a94dbda2dd1edcff2331061d65e1baf09d4861cc7ba590c5ec754f3ac96a795 |
| SHA512 | b05c6c09ae7372c381fba591c3cb13a69a2451b9d38da1a95aac89413d7438083475d06796acb5440cd6ec65b030c9fa6cbdaa0d2fe91a926bae6499c360f17f |
memory/1244-8-0x0000000000400000-0x0000000000648000-memory.dmp
memory/2660-10-0x0000000000400000-0x000000000058E000-memory.dmp
memory/1244-9-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1244-4-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1244-22-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1244-23-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1244-25-0x0000000022650000-0x00000000228AF000-memory.dmp
memory/1244-33-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1244-34-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1244-42-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1244-43-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1244-59-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1244-60-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1244-74-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1244-75-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1244-76-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1244-77-0x0000000000400000-0x0000000000648000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-28 02:16
Reported
2024-06-28 02:19
Platform
win11-20240419-en
Max time kernel
91s
Max time network
126s
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 |
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| 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\kat4B61.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 3572 set thread context of 664 | N/A | C:\Users\Admin\AppData\Local\Temp\4a54e82bb486c9ba176257b58e55458a141e51429dc0a45baf61b2f0ebf420fd.exe | C:\Users\Admin\AppData\Local\Temp\kat4B61.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\kat4B61.tmp | N/A |
| Key opened | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 | C:\Users\Admin\AppData\Local\Temp\kat4B61.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\kat4B61.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat4B61.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat4B61.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat4B61.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat4B61.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat4B61.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat4B61.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat4B61.tmp | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\4a54e82bb486c9ba176257b58e55458a141e51429dc0a45baf61b2f0ebf420fd.exe
"C:\Users\Admin\AppData\Local\Temp\4a54e82bb486c9ba176257b58e55458a141e51429dc0a45baf61b2f0ebf420fd.exe"
C:\Users\Admin\AppData\Local\Temp\kat4B61.tmp
C:\Users\Admin\AppData\Local\Temp\kat4B61.tmp
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\system32\cmd.exe" /c timeout /t 10 & del /f /q "C:\Users\Admin\AppData\Local\Temp\kat4B61.tmp" & rd /s /q "C:\ProgramData\IDHIIJJJKEGI" & 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 | 41.249.124.192.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 | 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/3572-0-0x00000000022C0000-0x00000000022C1000-memory.dmp
memory/3572-1-0x0000000003F90000-0x00000000040A0000-memory.dmp
memory/664-4-0x0000000000400000-0x0000000000648000-memory.dmp
memory/664-8-0x0000000000400000-0x0000000000648000-memory.dmp
memory/664-10-0x0000000000400000-0x0000000000648000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\kat4B61.tmp
| MD5 | 66064dbdb70a5eb15ebf3bf65aba254b |
| SHA1 | 0284fd320f99f62aca800fb1251eff4c31ec4ed7 |
| SHA256 | 6a94dbda2dd1edcff2331061d65e1baf09d4861cc7ba590c5ec754f3ac96a795 |
| SHA512 | b05c6c09ae7372c381fba591c3cb13a69a2451b9d38da1a95aac89413d7438083475d06796acb5440cd6ec65b030c9fa6cbdaa0d2fe91a926bae6499c360f17f |
memory/3572-9-0x0000000000400000-0x000000000058E000-memory.dmp
memory/664-24-0x0000000000400000-0x0000000000648000-memory.dmp
memory/664-25-0x0000000000400000-0x0000000000648000-memory.dmp
memory/664-27-0x000000002D180000-0x000000002D3DF000-memory.dmp
memory/664-42-0x0000000000400000-0x0000000000648000-memory.dmp
memory/664-43-0x0000000000400000-0x0000000000648000-memory.dmp
memory/664-59-0x0000000000400000-0x0000000000648000-memory.dmp
memory/664-60-0x0000000000400000-0x0000000000648000-memory.dmp
memory/664-71-0x0000000000400000-0x0000000000648000-memory.dmp
memory/664-72-0x0000000000400000-0x0000000000648000-memory.dmp
memory/664-73-0x0000000000400000-0x0000000000648000-memory.dmp