Analysis Overview
SHA256
67fbf8993a834461d0dccdad8dc8190e6851d280286e322fedc13cef37f6c5fa
Threat Level: Known bad
The file 67fbf8993a834461d0dccdad8dc8190e6851d280286e322fedc13cef37f6c5fa 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
Checks installed software on the system
Suspicious use of SetThreadContext
Unsigned PE
Checks processor information in registry
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-06-07 03:35
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-07 03:35
Reported
2024-06-07 03:43
Platform
win11-20240426-en
Max time kernel
1s
Max time network
100s
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
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\kat59F7.tmp | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 1100 set thread context of 5096 | N/A | C:\Users\Admin\AppData\Local\Temp\67fbf8993a834461d0dccdad8dc8190e6851d280286e322fedc13cef37f6c5fa.exe | C:\Users\Admin\AppData\Local\Temp\kat59F7.tmp |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\67fbf8993a834461d0dccdad8dc8190e6851d280286e322fedc13cef37f6c5fa.exe
"C:\Users\Admin\AppData\Local\Temp\67fbf8993a834461d0dccdad8dc8190e6851d280286e322fedc13cef37f6c5fa.exe"
C:\Users\Admin\AppData\Local\Temp\kat59F7.tmp
C:\Users\Admin\AppData\Local\Temp\kat59F7.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 | 203.107.17.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 99.167.154.149.in-addr.arpa | udp |
| DE | 116.202.190.18:5432 | tcp | |
| DE | 116.202.190.18:5432 | tcp | |
| DE | 116.202.190.18:5432 | tcp | |
| DE | 116.202.190.18:5432 | tcp | |
| DE | 116.202.190.18:5432 | tcp | |
| DE | 116.202.190.18:5432 | tcp |
Files
memory/1100-0-0x0000000002550000-0x0000000002551000-memory.dmp
memory/1100-1-0x0000000004170000-0x00000000042D6000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\kat59F7.tmp
| MD5 | 66064dbdb70a5eb15ebf3bf65aba254b |
| SHA1 | 0284fd320f99f62aca800fb1251eff4c31ec4ed7 |
| SHA256 | 6a94dbda2dd1edcff2331061d65e1baf09d4861cc7ba590c5ec754f3ac96a795 |
| SHA512 | b05c6c09ae7372c381fba591c3cb13a69a2451b9d38da1a95aac89413d7438083475d06796acb5440cd6ec65b030c9fa6cbdaa0d2fe91a926bae6499c360f17f |
memory/5096-10-0x0000000000400000-0x0000000000648000-memory.dmp
memory/1100-9-0x0000000000400000-0x00000000006EF000-memory.dmp
memory/5096-8-0x0000000000400000-0x0000000000648000-memory.dmp
memory/5096-4-0x0000000000400000-0x0000000000648000-memory.dmp
memory/5096-15-0x0000000000400000-0x0000000000648000-memory.dmp
memory/5096-16-0x0000000000400000-0x0000000000648000-memory.dmp
memory/5096-19-0x0000000019360000-0x00000000195BF000-memory.dmp
memory/5096-33-0x0000000000400000-0x0000000000648000-memory.dmp
memory/5096-34-0x0000000000400000-0x0000000000648000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-07 03:35
Reported
2024-06-07 03:43
Platform
win10v2004-20240508-en
Max time kernel
134s
Max time network
127s
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\katE9D3.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 3968 set thread context of 2988 | N/A | C:\Users\Admin\AppData\Local\Temp\67fbf8993a834461d0dccdad8dc8190e6851d280286e322fedc13cef37f6c5fa.exe | C:\Users\Admin\AppData\Local\Temp\katE9D3.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\katE9D3.tmp | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\katE9D3.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\katE9D3.tmp | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\67fbf8993a834461d0dccdad8dc8190e6851d280286e322fedc13cef37f6c5fa.exe
"C:\Users\Admin\AppData\Local\Temp\67fbf8993a834461d0dccdad8dc8190e6851d280286e322fedc13cef37f6c5fa.exe"
C:\Users\Admin\AppData\Local\Temp\katE9D3.tmp
C:\Users\Admin\AppData\Local\Temp\katE9D3.tmp
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=1316,i,17096020621006928097,15544233752327415349,262144 --variations-seed-version --mojo-platform-channel-handle=4312 /prefetch:8
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 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 232.168.11.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 203.107.17.2.in-addr.arpa | udp |
| DE | 116.202.190.18:5432 | 116.202.190.18 | tcp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 204.79.197.237:443 | g.bing.com | 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 | 18.190.202.116.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 237.197.79.204.in-addr.arpa | udp |
| DE | 116.202.190.18:5432 | 116.202.190.18 | tcp |
| NL | 23.62.61.171:443 | www.bing.com | tcp |
| DE | 116.202.190.18:5432 | 116.202.190.18 | tcp |
| US | 8.8.8.8:53 | 171.61.62.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.58.199.20.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 |
| US | 8.8.8.8:53 | 133.211.185.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 104.219.191.52.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 | 31.243.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 205.47.74.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | udp | |
| US | 8.8.8.8:53 | udp | |
| N/A | 13.107.42.16:443 | tcp |
Files
memory/3968-0-0x00000000024A0000-0x00000000024A1000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\katE9D3.tmp
| MD5 | 66064dbdb70a5eb15ebf3bf65aba254b |
| SHA1 | 0284fd320f99f62aca800fb1251eff4c31ec4ed7 |
| SHA256 | 6a94dbda2dd1edcff2331061d65e1baf09d4861cc7ba590c5ec754f3ac96a795 |
| SHA512 | b05c6c09ae7372c381fba591c3cb13a69a2451b9d38da1a95aac89413d7438083475d06796acb5440cd6ec65b030c9fa6cbdaa0d2fe91a926bae6499c360f17f |
memory/3968-10-0x0000000000400000-0x00000000006EF000-memory.dmp
memory/2988-9-0x0000000000400000-0x0000000000648000-memory.dmp
memory/2988-8-0x0000000000400000-0x0000000000648000-memory.dmp
memory/2988-4-0x0000000000400000-0x0000000000648000-memory.dmp
memory/3968-3-0x0000000002BD0000-0x0000000002D36000-memory.dmp
memory/2988-13-0x0000000000400000-0x0000000000648000-memory.dmp
memory/2988-14-0x0000000000400000-0x0000000000648000-memory.dmp
memory/2988-16-0x000000001B740000-0x000000001B99F000-memory.dmp
memory/2988-31-0x0000000000400000-0x0000000000648000-memory.dmp
memory/2988-32-0x0000000000400000-0x0000000000648000-memory.dmp