Analysis Overview
SHA256
fd678fa881df72654406d6f637c06330c56d3f6c6dc67c1c50c892398aaec88e
Threat Level: Known bad
The file fd678fa881df72654406d6f637c06330c56d3f6c6dc67c1c50c892398aaec88e was found to be: Known bad.
Malicious Activity Summary
Vidar
Detect Vidar Stealer
Stealc
Downloads MZ/PE file
Executes dropped EXE
Reads user/profile data of web browsers
Checks installed software on the system
Suspicious use of SetThreadContext
Unsigned PE
Suspicious use of WriteProcessMemory
Checks processor information in registry
Suspicious behavior: EnumeratesProcesses
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-06-07 08:57
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-07 08:57
Reported
2024-06-07 09:02
Platform
win10v2004-20240426-en
Max time kernel
149s
Max time network
161s
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 |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| 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\kat3A59.tmp | N/A |
Reads user/profile data of web browsers
Checks installed software on the system
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 3620 set thread context of 1292 | N/A | C:\Users\Admin\AppData\Local\Temp\fd678fa881df72654406d6f637c06330c56d3f6c6dc67c1c50c892398aaec88e.exe | C:\Users\Admin\AppData\Local\Temp\kat3A59.tmp |
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\kat3A59.tmp | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat3A59.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat3A59.tmp | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\fd678fa881df72654406d6f637c06330c56d3f6c6dc67c1c50c892398aaec88e.exe
"C:\Users\Admin\AppData\Local\Temp\fd678fa881df72654406d6f637c06330c56d3f6c6dc67c1c50c892398aaec88e.exe"
C:\Users\Admin\AppData\Local\Temp\kat3A59.tmp
C:\Users\Admin\AppData\Local\Temp\kat3A59.tmp
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | t.me | udp |
| NL | 149.154.167.99:443 | t.me | tcp |
| DE | 116.202.190.18:5432 | 116.202.190.18 | tcp |
| US | 8.8.8.8:53 | 133.211.185.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 99.167.154.149.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.190.202.116.in-addr.arpa | udp |
| DE | 116.202.190.18:5432 | 116.202.190.18 | tcp |
| US | 8.8.8.8:53 | 133.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| DE | 116.202.190.18:5432 | 116.202.190.18 | tcp |
| DE | 116.202.190.18:5432 | 116.202.190.18 | tcp |
| DE | 116.202.190.18:5432 | 116.202.190.18 | tcp |
| US | 8.8.8.8:53 | 228.249.119.40.in-addr.arpa | udp |
| DE | 116.202.190.18:5432 | 116.202.190.18 | tcp |
| DE | 116.202.190.18:5432 | 116.202.190.18 | tcp |
| US | 8.8.8.8:53 | 209.205.72.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 152.107.17.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 13.227.111.52.in-addr.arpa | udp |
| DE | 116.202.190.18:5432 | tcp | |
| US | 8.8.8.8:53 | udp | |
| US | 8.8.8.8:53 | udp | |
| US | 8.8.8.8:53 | udp | |
| SE | 192.229.221.95:80 | tcp | |
| US | 8.8.8.8:53 | udp |
Files
memory/3620-0-0x0000000000830000-0x0000000000831000-memory.dmp
memory/1292-8-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3620-9-0x0000000000400000-0x000000000067A000-memory.dmp
memory/1292-10-0x0000000000400000-0x0000000000648000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\kat3A59.tmp
| MD5 | d7d3e9e68f500a5362ef855382d5934b |
| SHA1 | 740495877cbcda9c61c8eb1ce3cb0c0f20738a81 |
| SHA256 | 8cdc50bc308edd6d0f70d7c8203f0ef469daaa62ae801a00c93e6b9160fef772 |
| SHA512 | 512f5d5764050274d5beb6c966c787eb50a9850ec4c4886cda14f3a912dc627d29d2cac5db7f825500041a47ce65ecc4e8f728dc934c748f6575ae17d4c2cf89 |
C:\Users\Admin\AppData\Local\Temp\kat3A59.tmp
| MD5 | 66064dbdb70a5eb15ebf3bf65aba254b |
| SHA1 | 0284fd320f99f62aca800fb1251eff4c31ec4ed7 |
| SHA256 | 6a94dbda2dd1edcff2331061d65e1baf09d4861cc7ba590c5ec754f3ac96a795 |
| SHA512 | b05c6c09ae7372c381fba591c3cb13a69a2451b9d38da1a95aac89413d7438083475d06796acb5440cd6ec65b030c9fa6cbdaa0d2fe91a926bae6499c360f17f |
memory/1292-4-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3620-1-0x0000000002B80000-0x0000000002CE3000-memory.dmp
memory/1292-13-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1292-14-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1292-17-0x000000001B7C0000-0x000000001BA1F000-memory.dmp
memory/1292-31-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1292-32-0x0000000000400000-0x0000000000648000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-07 08:57
Reported
2024-06-07 09:02
Platform
win11-20240419-en
Max time kernel
146s
Max time network
160s
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 |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| 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\kat42F4.tmp | N/A |
Reads user/profile data of web browsers
Checks installed software on the system
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 3580 set thread context of 4112 | N/A | C:\Users\Admin\AppData\Local\Temp\fd678fa881df72654406d6f637c06330c56d3f6c6dc67c1c50c892398aaec88e.exe | C:\Users\Admin\AppData\Local\Temp\kat42F4.tmp |
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\kat42F4.tmp | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat42F4.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat42F4.tmp | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\fd678fa881df72654406d6f637c06330c56d3f6c6dc67c1c50c892398aaec88e.exe
"C:\Users\Admin\AppData\Local\Temp\fd678fa881df72654406d6f637c06330c56d3f6c6dc67c1c50c892398aaec88e.exe"
C:\Users\Admin\AppData\Local\Temp\kat42F4.tmp
C:\Users\Admin\AppData\Local\Temp\kat42F4.tmp
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | t.me | udp |
| NL | 149.154.167.99:443 | t.me | tcp |
| DE | 116.202.190.18:5432 | 116.202.190.18 | 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 | 22.249.124.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.190.202.116.in-addr.arpa | udp |
| DE | 116.202.190.18:5432 | 116.202.190.18 | tcp |
| DE | 116.202.190.18:5432 | 116.202.190.18 | tcp |
| DE | 116.202.190.18:5432 | 116.202.190.18 | tcp |
| DE | 116.202.190.18:5432 | 116.202.190.18 | tcp |
| DE | 116.202.190.18:5432 | 116.202.190.18 | tcp |
| DE | 116.202.190.18:5432 | 116.202.190.18 | tcp |
| DE | 116.202.190.18:5432 | tcp | |
| N/A | 52.111.243.30:443 | tcp |
Files
memory/3580-0-0x0000000002630000-0x0000000002631000-memory.dmp
memory/3580-1-0x0000000002C70000-0x0000000002DD3000-memory.dmp
memory/3580-9-0x0000000000400000-0x000000000067A000-memory.dmp
memory/4112-10-0x0000000000400000-0x0000000000648000-memory.dmp
memory/4112-8-0x0000000000400000-0x0000000000648000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\kat42F4.tmp
| MD5 | 66064dbdb70a5eb15ebf3bf65aba254b |
| SHA1 | 0284fd320f99f62aca800fb1251eff4c31ec4ed7 |
| SHA256 | 6a94dbda2dd1edcff2331061d65e1baf09d4861cc7ba590c5ec754f3ac96a795 |
| SHA512 | b05c6c09ae7372c381fba591c3cb13a69a2451b9d38da1a95aac89413d7438083475d06796acb5440cd6ec65b030c9fa6cbdaa0d2fe91a926bae6499c360f17f |
memory/4112-4-0x0000000000400000-0x0000000000648000-memory.dmp
memory/4112-24-0x0000000000400000-0x0000000000648000-memory.dmp
memory/4112-25-0x0000000000400000-0x0000000000648000-memory.dmp
memory/4112-27-0x000000001DD20000-0x000000001DF7F000-memory.dmp
memory/4112-42-0x0000000000400000-0x0000000000648000-memory.dmp
memory/4112-43-0x0000000000400000-0x0000000000648000-memory.dmp