Analysis
-
max time kernel
121s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20240508-en -
resource tags
arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system -
submitted
30-06-2024 14:32
Static task
static1
Behavioral task
behavioral1
Sample
c5f20b0cb835adff91c281ba3e9995e3.exe
Resource
win7-20240508-en
General
-
Target
c5f20b0cb835adff91c281ba3e9995e3.exe
-
Size
4.4MB
-
MD5
c5f20b0cb835adff91c281ba3e9995e3
-
SHA1
b7edfc4fb9befe9acf241e423741e27d68dfd832
-
SHA256
416b40630daa924136b9d10e0faa8c800a7a882416f4e5b7944f9bc2553a414b
-
SHA512
233587e39de30cfa0a9526fb041f9c9c70a1e7574e8bd8d934f7b795f3eff2a8aa8e98f20a7fcb06f00c85c233461d56bbabb4bba39c1ac4869839e3f0022678
-
SSDEEP
49152:e+PcYB/o36ki63Hw4/uzcdl3ne2xAOVmmgZV099snm9pswB0Nq7:tPcYB/y6ki6PnuwT06sajB0Nq7
Malware Config
Extracted
vidar
https://t.me/g067n
https://steamcommunity.com/profiles/76561199707802586
-
user_agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:129.0) Gecko/20100101 Firefox/129.0
Signatures
-
Detect Vidar Stealer 3 IoCs
Processes:
resource yara_rule behavioral1/memory/2788-79-0x0000000000400000-0x0000000000648000-memory.dmp family_vidar_v7 behavioral1/memory/2788-81-0x0000000000400000-0x0000000000648000-memory.dmp family_vidar_v7 behavioral1/memory/2788-84-0x0000000000400000-0x0000000000648000-memory.dmp family_vidar_v7 -
Suspicious use of SetThreadContext 1 IoCs
Processes:
c5f20b0cb835adff91c281ba3e9995e3.exedescription pid process target process PID 2136 set thread context of 2788 2136 c5f20b0cb835adff91c281ba3e9995e3.exe MSBuild.exe -
Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
MSBuild.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 MSBuild.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString MSBuild.exe -
Delays execution with timeout.exe 1 IoCs
Processes:
timeout.exepid process 1940 timeout.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
Processes:
MSBuild.exepid process 2788 MSBuild.exe 2788 MSBuild.exe 2788 MSBuild.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
c5f20b0cb835adff91c281ba3e9995e3.exedescription pid process Token: SeDebugPrivilege 2136 c5f20b0cb835adff91c281ba3e9995e3.exe -
Suspicious use of WriteProcessMemory 18 IoCs
Processes:
c5f20b0cb835adff91c281ba3e9995e3.exeMSBuild.execmd.exedescription pid process target process PID 2136 wrote to memory of 2788 2136 c5f20b0cb835adff91c281ba3e9995e3.exe MSBuild.exe PID 2136 wrote to memory of 2788 2136 c5f20b0cb835adff91c281ba3e9995e3.exe MSBuild.exe PID 2136 wrote to memory of 2788 2136 c5f20b0cb835adff91c281ba3e9995e3.exe MSBuild.exe PID 2136 wrote to memory of 2788 2136 c5f20b0cb835adff91c281ba3e9995e3.exe MSBuild.exe PID 2136 wrote to memory of 2788 2136 c5f20b0cb835adff91c281ba3e9995e3.exe MSBuild.exe PID 2136 wrote to memory of 2788 2136 c5f20b0cb835adff91c281ba3e9995e3.exe MSBuild.exe PID 2136 wrote to memory of 2788 2136 c5f20b0cb835adff91c281ba3e9995e3.exe MSBuild.exe PID 2136 wrote to memory of 2788 2136 c5f20b0cb835adff91c281ba3e9995e3.exe MSBuild.exe PID 2136 wrote to memory of 2788 2136 c5f20b0cb835adff91c281ba3e9995e3.exe MSBuild.exe PID 2136 wrote to memory of 2788 2136 c5f20b0cb835adff91c281ba3e9995e3.exe MSBuild.exe PID 2788 wrote to memory of 1968 2788 MSBuild.exe cmd.exe PID 2788 wrote to memory of 1968 2788 MSBuild.exe cmd.exe PID 2788 wrote to memory of 1968 2788 MSBuild.exe cmd.exe PID 2788 wrote to memory of 1968 2788 MSBuild.exe cmd.exe PID 1968 wrote to memory of 1940 1968 cmd.exe timeout.exe PID 1968 wrote to memory of 1940 1968 cmd.exe timeout.exe PID 1968 wrote to memory of 1940 1968 cmd.exe timeout.exe PID 1968 wrote to memory of 1940 1968 cmd.exe timeout.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\c5f20b0cb835adff91c281ba3e9995e3.exe"C:\Users\Admin\AppData\Local\Temp\c5f20b0cb835adff91c281ba3e9995e3.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"2⤵
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c timeout /t 10 & del /f /q "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe" & rd /s /q "C:\ProgramData\HIEHDAFHDHCB" & exit3⤵
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\timeout.exetimeout /t 104⤵
- Delays execution with timeout.exe
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
-
memory/2136-7-0x00000000007A0000-0x00000000007B5000-memory.dmpFilesize
84KB
-
memory/2136-11-0x00000000007A0000-0x00000000007B5000-memory.dmpFilesize
84KB
-
memory/2136-2-0x0000000000430000-0x000000000043A000-memory.dmpFilesize
40KB
-
memory/2136-39-0x00000000007A0000-0x00000000007B5000-memory.dmpFilesize
84KB
-
memory/2136-5-0x00000000007A0000-0x00000000007BC000-memory.dmpFilesize
112KB
-
memory/2136-65-0x00000000007A0000-0x00000000007B5000-memory.dmpFilesize
84KB
-
memory/2136-63-0x00000000007A0000-0x00000000007B5000-memory.dmpFilesize
84KB
-
memory/2136-66-0x00000000742A0000-0x000000007498E000-memory.dmpFilesize
6.9MB
-
memory/2136-4-0x0000000004C60000-0x0000000004D6C000-memory.dmpFilesize
1.0MB
-
memory/2136-80-0x00000000742A0000-0x000000007498E000-memory.dmpFilesize
6.9MB
-
memory/2136-41-0x00000000007A0000-0x00000000007B5000-memory.dmpFilesize
84KB
-
memory/2136-6-0x00000000007A0000-0x00000000007B5000-memory.dmpFilesize
84KB
-
memory/2136-35-0x00000000007A0000-0x00000000007B5000-memory.dmpFilesize
84KB
-
memory/2136-59-0x00000000007A0000-0x00000000007B5000-memory.dmpFilesize
84KB
-
memory/2136-57-0x00000000007A0000-0x00000000007B5000-memory.dmpFilesize
84KB
-
memory/2136-55-0x00000000007A0000-0x00000000007B5000-memory.dmpFilesize
84KB
-
memory/2136-53-0x00000000007A0000-0x00000000007B5000-memory.dmpFilesize
84KB
-
memory/2136-49-0x00000000007A0000-0x00000000007B5000-memory.dmpFilesize
84KB
-
memory/2136-47-0x00000000007A0000-0x00000000007B5000-memory.dmpFilesize
84KB
-
memory/2136-43-0x00000000007A0000-0x00000000007B5000-memory.dmpFilesize
84KB
-
memory/2136-13-0x00000000007A0000-0x00000000007B5000-memory.dmpFilesize
84KB
-
memory/2136-3-0x00000000742A0000-0x000000007498E000-memory.dmpFilesize
6.9MB
-
memory/2136-61-0x00000000007A0000-0x00000000007B5000-memory.dmpFilesize
84KB
-
memory/2136-33-0x00000000007A0000-0x00000000007B5000-memory.dmpFilesize
84KB
-
memory/2136-29-0x00000000007A0000-0x00000000007B5000-memory.dmpFilesize
84KB
-
memory/2136-27-0x00000000007A0000-0x00000000007B5000-memory.dmpFilesize
84KB
-
memory/2136-25-0x00000000007A0000-0x00000000007B5000-memory.dmpFilesize
84KB
-
memory/2136-21-0x00000000007A0000-0x00000000007B5000-memory.dmpFilesize
84KB
-
memory/2136-19-0x00000000007A0000-0x00000000007B5000-memory.dmpFilesize
84KB
-
memory/2136-17-0x00000000007A0000-0x00000000007B5000-memory.dmpFilesize
84KB
-
memory/2136-15-0x00000000007A0000-0x00000000007B5000-memory.dmpFilesize
84KB
-
memory/2136-1-0x0000000000FE0000-0x0000000001442000-memory.dmpFilesize
4.4MB
-
memory/2136-9-0x00000000007A0000-0x00000000007B5000-memory.dmpFilesize
84KB
-
memory/2136-0-0x00000000742AE000-0x00000000742AF000-memory.dmpFilesize
4KB
-
memory/2136-51-0x00000000007A0000-0x00000000007B5000-memory.dmpFilesize
84KB
-
memory/2136-45-0x00000000007A0000-0x00000000007B5000-memory.dmpFilesize
84KB
-
memory/2136-37-0x00000000007A0000-0x00000000007B5000-memory.dmpFilesize
84KB
-
memory/2136-31-0x00000000007A0000-0x00000000007B5000-memory.dmpFilesize
84KB
-
memory/2136-24-0x00000000007A0000-0x00000000007B5000-memory.dmpFilesize
84KB
-
memory/2788-79-0x0000000000400000-0x0000000000648000-memory.dmpFilesize
2.3MB
-
memory/2788-69-0x0000000000400000-0x0000000000648000-memory.dmpFilesize
2.3MB
-
memory/2788-67-0x0000000000400000-0x0000000000648000-memory.dmpFilesize
2.3MB
-
memory/2788-81-0x0000000000400000-0x0000000000648000-memory.dmpFilesize
2.3MB
-
memory/2788-84-0x0000000000400000-0x0000000000648000-memory.dmpFilesize
2.3MB