Analysis Overview
SHA256
889fc55421b39213bbdfe8010744355eff80e2101ded8ea9b6b09c64261dd25b
Threat Level: Known bad
The file 889fc55421b39213bbdfe8010744355eff80e2101ded8ea9b6b09c64261dd25b was found to be: Known bad.
Malicious Activity Summary
Stealc
Detect Vidar Stealer
Vidar
Downloads MZ/PE file
Reads user/profile data of web browsers
Reads data files stored by FTP clients
Executes dropped EXE
Checks computer location settings
Accesses cryptocurrency files/wallets, possible credential harvesting
Checks installed software on the system
Suspicious use of SetThreadContext
Unsigned PE
Enumerates physical storage devices
Suspicious behavior: EnumeratesProcesses
Delays execution with timeout.exe
Checks processor information in registry
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-06-28 03:11
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-28 03:11
Reported
2024-06-28 03:14
Platform
win10v2004-20240508-en
Max time kernel
93s
Max time network
129s
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-1-5-21-3558294865-3673844354-2255444939-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\kat42A6.tmp | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat42A6.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 3180 set thread context of 668 | N/A | C:\Users\Admin\AppData\Local\Temp\889fc55421b39213bbdfe8010744355eff80e2101ded8ea9b6b09c64261dd25b.exe | C:\Users\Admin\AppData\Local\Temp\kat42A6.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\kat42A6.tmp | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | C:\Users\Admin\AppData\Local\Temp\kat42A6.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\kat42A6.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat42A6.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat42A6.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat42A6.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat42A6.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat42A6.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat42A6.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat42A6.tmp | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\889fc55421b39213bbdfe8010744355eff80e2101ded8ea9b6b09c64261dd25b.exe
"C:\Users\Admin\AppData\Local\Temp\889fc55421b39213bbdfe8010744355eff80e2101ded8ea9b6b09c64261dd25b.exe"
C:\Users\Admin\AppData\Local\Temp\kat42A6.tmp
C:\Users\Admin\AppData\Local\Temp\kat42A6.tmp
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\system32\cmd.exe" /c timeout /t 10 & del /f /q "C:\Users\Admin\AppData\Local\Temp\kat42A6.tmp" & rd /s /q "C:\ProgramData\KEHDHIDAEHCF" & exit
C:\Windows\SysWOW64\timeout.exe
timeout /t 10
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 203.107.17.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 183.142.211.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 68.159.190.20.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 | 99.167.154.149.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 |
| US | 8.8.8.8:53 | 149.220.183.52.in-addr.arpa | udp |
| 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 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 65.139.73.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 144.107.17.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 29.243.111.52.in-addr.arpa | udp |
Files
memory/3180-0-0x0000000000840000-0x0000000000841000-memory.dmp
memory/3180-1-0x0000000004040000-0x0000000004150000-memory.dmp
memory/668-4-0x0000000000400000-0x0000000000648000-memory.dmp
memory/668-8-0x0000000000400000-0x0000000000648000-memory.dmp
memory/668-10-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3180-9-0x0000000000400000-0x000000000058E000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\kat42A6.tmp
| MD5 | 66064dbdb70a5eb15ebf3bf65aba254b |
| SHA1 | 0284fd320f99f62aca800fb1251eff4c31ec4ed7 |
| SHA256 | 6a94dbda2dd1edcff2331061d65e1baf09d4861cc7ba590c5ec754f3ac96a795 |
| SHA512 | b05c6c09ae7372c381fba591c3cb13a69a2451b9d38da1a95aac89413d7438083475d06796acb5440cd6ec65b030c9fa6cbdaa0d2fe91a926bae6499c360f17f |
memory/668-22-0x0000000000400000-0x0000000000648000-memory.dmp
memory/668-23-0x0000000000400000-0x0000000000648000-memory.dmp
memory/668-25-0x0000000022710000-0x000000002296F000-memory.dmp
memory/668-40-0x0000000000400000-0x0000000000648000-memory.dmp
memory/668-41-0x0000000000400000-0x0000000000648000-memory.dmp
memory/668-57-0x0000000000400000-0x0000000000648000-memory.dmp
memory/668-58-0x0000000000400000-0x0000000000648000-memory.dmp
memory/668-69-0x0000000000400000-0x0000000000648000-memory.dmp
memory/668-70-0x0000000000400000-0x0000000000648000-memory.dmp
memory/668-71-0x0000000000400000-0x0000000000648000-memory.dmp
memory/668-72-0x0000000000400000-0x0000000000648000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-28 03:11
Reported
2024-06-28 03:13
Platform
win11-20240611-en
Max time kernel
148s
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\kat79C4.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 4656 set thread context of 4512 | N/A | C:\Users\Admin\AppData\Local\Temp\889fc55421b39213bbdfe8010744355eff80e2101ded8ea9b6b09c64261dd25b.exe | C:\Users\Admin\AppData\Local\Temp\kat79C4.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\kat79C4.tmp | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | C:\Users\Admin\AppData\Local\Temp\kat79C4.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\kat79C4.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat79C4.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat79C4.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat79C4.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat79C4.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat79C4.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat79C4.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat79C4.tmp | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\889fc55421b39213bbdfe8010744355eff80e2101ded8ea9b6b09c64261dd25b.exe
"C:\Users\Admin\AppData\Local\Temp\889fc55421b39213bbdfe8010744355eff80e2101ded8ea9b6b09c64261dd25b.exe"
C:\Users\Admin\AppData\Local\Temp\kat79C4.tmp
C:\Users\Admin\AppData\Local\Temp\kat79C4.tmp
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\system32\cmd.exe" /c timeout /t 10 & del /f /q "C:\Users\Admin\AppData\Local\Temp\kat79C4.tmp" & rd /s /q "C:\ProgramData\HDAFHIDGIJKJ" & 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 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 24.249.124.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 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/4656-0-0x00000000022E0000-0x00000000022E1000-memory.dmp
memory/4656-2-0x0000000002A80000-0x0000000002B90000-memory.dmp
memory/4512-4-0x0000000000400000-0x0000000000648000-memory.dmp
memory/4512-8-0x0000000000400000-0x0000000000648000-memory.dmp
memory/4656-9-0x0000000000400000-0x000000000058E000-memory.dmp
memory/4512-10-0x0000000000400000-0x0000000000648000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\kat79C4.tmp
| MD5 | 66064dbdb70a5eb15ebf3bf65aba254b |
| SHA1 | 0284fd320f99f62aca800fb1251eff4c31ec4ed7 |
| SHA256 | 6a94dbda2dd1edcff2331061d65e1baf09d4861cc7ba590c5ec754f3ac96a795 |
| SHA512 | b05c6c09ae7372c381fba591c3cb13a69a2451b9d38da1a95aac89413d7438083475d06796acb5440cd6ec65b030c9fa6cbdaa0d2fe91a926bae6499c360f17f |
memory/4512-24-0x0000000000400000-0x0000000000648000-memory.dmp
memory/4512-25-0x0000000000400000-0x0000000000648000-memory.dmp
memory/4512-27-0x000000002D170000-0x000000002D3CF000-memory.dmp
memory/4512-35-0x0000000000400000-0x0000000000648000-memory.dmp
memory/4512-36-0x0000000000400000-0x0000000000648000-memory.dmp
memory/4512-44-0x0000000000400000-0x0000000000648000-memory.dmp
memory/4512-45-0x0000000000400000-0x0000000000648000-memory.dmp
memory/4512-61-0x0000000000400000-0x0000000000648000-memory.dmp
memory/4512-62-0x0000000000400000-0x0000000000648000-memory.dmp
memory/4512-73-0x0000000000400000-0x0000000000648000-memory.dmp
memory/4512-74-0x0000000000400000-0x0000000000648000-memory.dmp
memory/4512-75-0x0000000000400000-0x0000000000648000-memory.dmp
memory/4512-78-0x0000000000400000-0x0000000000648000-memory.dmp