Analysis Overview
SHA256
b86dcc6bd10a5618f58de53bad8f691ffe3f246bcac66b6bba4f2582f587559e
Threat Level: Known bad
The file b86dcc6bd10a5618f58de53bad8f691ffe3f246bcac66b6bba4f2582f587559e was found to be: Known bad.
Malicious Activity Summary
Detect Vidar Stealer
Vidar
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 behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Checks processor information in registry
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-06-08 11:12
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-08 11:12
Reported
2024-06-08 11:15
Platform
win10v2004-20240426-en
Max time kernel
149s
Max time network
158s
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\kat48E0.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 4724 set thread context of 664 | N/A | C:\Users\Admin\AppData\Local\Temp\b86dcc6bd10a5618f58de53bad8f691ffe3f246bcac66b6bba4f2582f587559e.exe | C:\Users\Admin\AppData\Local\Temp\kat48E0.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\kat48E0.tmp | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat48E0.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat48E0.tmp | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\b86dcc6bd10a5618f58de53bad8f691ffe3f246bcac66b6bba4f2582f587559e.exe
"C:\Users\Admin\AppData\Local\Temp\b86dcc6bd10a5618f58de53bad8f691ffe3f246bcac66b6bba4f2582f587559e.exe"
C:\Users\Admin\AppData\Local\Temp\kat48E0.tmp
C:\Users\Admin\AppData\Local\Temp\kat48E0.tmp
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 133.211.185.52.in-addr.arpa | udp |
| 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 | 73.144.22.2.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 |
| US | 8.8.8.8:53 | 22.160.190.20.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 | 116.202.190.18 | tcp |
| US | 8.8.8.8:53 | 154.239.44.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 98.58.20.217.in-addr.arpa | udp |
| US | 52.111.227.11:443 | tcp | |
| US | 8.8.8.8:53 | 21.236.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 89.65.42.20.in-addr.arpa | udp |
Files
memory/4724-0-0x0000000000770000-0x0000000000771000-memory.dmp
memory/4724-1-0x0000000002A30000-0x0000000002B93000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\kat48E0.tmp
| MD5 | 66064dbdb70a5eb15ebf3bf65aba254b |
| SHA1 | 0284fd320f99f62aca800fb1251eff4c31ec4ed7 |
| SHA256 | 6a94dbda2dd1edcff2331061d65e1baf09d4861cc7ba590c5ec754f3ac96a795 |
| SHA512 | b05c6c09ae7372c381fba591c3cb13a69a2451b9d38da1a95aac89413d7438083475d06796acb5440cd6ec65b030c9fa6cbdaa0d2fe91a926bae6499c360f17f |
memory/664-8-0x0000000000400000-0x0000000000648000-memory.dmp
memory/664-10-0x0000000000400000-0x0000000000648000-memory.dmp
memory/4724-9-0x0000000000400000-0x000000000067A000-memory.dmp
memory/664-4-0x0000000000400000-0x0000000000648000-memory.dmp
memory/664-13-0x0000000000400000-0x0000000000648000-memory.dmp
memory/664-14-0x0000000000400000-0x0000000000648000-memory.dmp
memory/664-17-0x000000001B750000-0x000000001B9AF000-memory.dmp
memory/664-31-0x0000000000400000-0x0000000000648000-memory.dmp
memory/664-32-0x0000000000400000-0x0000000000648000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-08 11:12
Reported
2024-06-08 11:15
Platform
win11-20240426-en
Max time kernel
147s
Max time network
153s
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\kat3B24.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 1532 set thread context of 3948 | N/A | C:\Users\Admin\AppData\Local\Temp\b86dcc6bd10a5618f58de53bad8f691ffe3f246bcac66b6bba4f2582f587559e.exe | C:\Users\Admin\AppData\Local\Temp\kat3B24.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\kat3B24.tmp | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat3B24.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat3B24.tmp | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\b86dcc6bd10a5618f58de53bad8f691ffe3f246bcac66b6bba4f2582f587559e.exe
"C:\Users\Admin\AppData\Local\Temp\b86dcc6bd10a5618f58de53bad8f691ffe3f246bcac66b6bba4f2582f587559e.exe"
C:\Users\Admin\AppData\Local\Temp\kat3B24.tmp
C:\Users\Admin\AppData\Local\Temp\kat3B24.tmp
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | t.me | udp |
| NL | 149.154.167.99:443 | t.me | tcp |
| US | 8.8.8.8:53 | 99.167.154.149.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.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 | 116.202.190.18 | tcp |
| DE | 116.202.190.18:5432 | 116.202.190.18 | tcp |
Files
memory/1532-0-0x00000000023E0000-0x00000000023E1000-memory.dmp
memory/1532-1-0x00000000040F0000-0x0000000004253000-memory.dmp
memory/3948-4-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3948-8-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3948-10-0x0000000000400000-0x0000000000648000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\kat3B24.tmp
| MD5 | 66064dbdb70a5eb15ebf3bf65aba254b |
| SHA1 | 0284fd320f99f62aca800fb1251eff4c31ec4ed7 |
| SHA256 | 6a94dbda2dd1edcff2331061d65e1baf09d4861cc7ba590c5ec754f3ac96a795 |
| SHA512 | b05c6c09ae7372c381fba591c3cb13a69a2451b9d38da1a95aac89413d7438083475d06796acb5440cd6ec65b030c9fa6cbdaa0d2fe91a926bae6499c360f17f |
memory/1532-9-0x0000000000400000-0x000000000067A000-memory.dmp
memory/3948-24-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3948-25-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3948-27-0x00000000260A0000-0x00000000262FF000-memory.dmp
memory/3948-42-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3948-43-0x0000000000400000-0x0000000000648000-memory.dmp