Analysis
-
max time kernel
118s -
max time network
114s -
platform
windows10-2004_x64 -
resource
win10v2004-20240704-en -
resource tags
arch:x64arch:x86image:win10v2004-20240704-enlocale:en-usos:windows10-2004-x64system -
submitted
19-07-2024 09:04
Behavioral task
behavioral1
Sample
790427b1074c7c9c2ae20bc61a0c7700N.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
790427b1074c7c9c2ae20bc61a0c7700N.exe
Resource
win10v2004-20240704-en
General
-
Target
790427b1074c7c9c2ae20bc61a0c7700N.exe
-
Size
45KB
-
MD5
790427b1074c7c9c2ae20bc61a0c7700
-
SHA1
09e0dd066db68317dc734a63aa864dc3ade9ebc5
-
SHA256
cc08351da879b3516feab64faad1d736534002140e85249619e912f9903a6bc8
-
SHA512
e2aa741dbf915ac2893b00aaa4a84fd24677bf7532eaab6fe50ae90efbc4003d9fdae09fce3db6df5618bd7c76c656bb884aee355611729750d85d415432cbfb
-
SSDEEP
768:mhP0kDE9N5dCA8J7VHXdrIniQaBTT+QQ+r1n4K8+C9TtIuCjaqUODvJVQ2f:qsWE9N5dFu53dsniQaB/xZ14n7zIF+qr
Malware Config
Signatures
-
Processes:
resource yara_rule behavioral2/memory/2488-0-0x0000000000400000-0x000000000041D000-memory.dmp upx -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
winver.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-1403246978-718555486-3105247137-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\6AC562E7 = "C:\\Users\\Admin\\AppData\\Roaming\\6AC562E7\\bin.exe" winver.exe -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 3244 1068 WerFault.exe winver.exe -
Modifies registry class 1 IoCs
Processes:
Explorer.EXEdescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\ Explorer.EXE -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
winver.exepid process 1068 winver.exe 1068 winver.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
Processes:
Explorer.EXEdescription pid process Token: SeShutdownPrivilege 3440 Explorer.EXE Token: SeCreatePagefilePrivilege 3440 Explorer.EXE Token: SeShutdownPrivilege 3440 Explorer.EXE Token: SeCreatePagefilePrivilege 3440 Explorer.EXE Token: SeShutdownPrivilege 3440 Explorer.EXE Token: SeCreatePagefilePrivilege 3440 Explorer.EXE -
Suspicious use of FindShellTrayWindow 3 IoCs
Processes:
winver.exeExplorer.EXEpid process 1068 winver.exe 3440 Explorer.EXE 3440 Explorer.EXE -
Suspicious use of UnmapMainImage 1 IoCs
Processes:
Explorer.EXEpid process 3440 Explorer.EXE -
Suspicious use of WriteProcessMemory 6 IoCs
Processes:
790427b1074c7c9c2ae20bc61a0c7700N.exewinver.exedescription pid process target process PID 2488 wrote to memory of 1068 2488 790427b1074c7c9c2ae20bc61a0c7700N.exe winver.exe PID 2488 wrote to memory of 1068 2488 790427b1074c7c9c2ae20bc61a0c7700N.exe winver.exe PID 2488 wrote to memory of 1068 2488 790427b1074c7c9c2ae20bc61a0c7700N.exe winver.exe PID 2488 wrote to memory of 1068 2488 790427b1074c7c9c2ae20bc61a0c7700N.exe winver.exe PID 1068 wrote to memory of 3440 1068 winver.exe Explorer.EXE PID 1068 wrote to memory of 2660 1068 winver.exe sihost.exe
Processes
-
C:\Windows\system32\sihost.exesihost.exe1⤵
-
C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of UnmapMainImage
-
C:\Users\Admin\AppData\Local\Temp\790427b1074c7c9c2ae20bc61a0c7700N.exe"C:\Users\Admin\AppData\Local\Temp\790427b1074c7c9c2ae20bc61a0c7700N.exe"2⤵
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\winver.exewinver3⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1068 -s 3524⤵
- Program crash
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 1068 -ip 10681⤵
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
-
memory/1068-5-0x0000000077832000-0x0000000077833000-memory.dmpFilesize
4KB
-
memory/1068-18-0x0000000002100000-0x0000000002106000-memory.dmpFilesize
24KB
-
memory/1068-14-0x0000000002100000-0x0000000002106000-memory.dmpFilesize
24KB
-
memory/1068-7-0x00007FFEA2150000-0x00007FFEA2345000-memory.dmpFilesize
2.0MB
-
memory/2488-4-0x0000000002190000-0x0000000002B90000-memory.dmpFilesize
10.0MB
-
memory/2488-0-0x0000000000400000-0x000000000041D000-memory.dmpFilesize
116KB
-
memory/2488-10-0x0000000000400000-0x000000000041D000-memory.dmpFilesize
116KB
-
memory/2488-11-0x0000000002190000-0x0000000002B90000-memory.dmpFilesize
10.0MB
-
memory/2488-1-0x0000000000640000-0x0000000000641000-memory.dmpFilesize
4KB
-
memory/2660-16-0x00000000009E0000-0x00000000009E6000-memory.dmpFilesize
24KB
-
memory/2660-17-0x00007FFEA2370000-0x00007FFEA2371000-memory.dmpFilesize
4KB
-
memory/3440-6-0x00007FFEA21ED000-0x00007FFEA21EE000-memory.dmpFilesize
4KB
-
memory/3440-3-0x0000000002EB0000-0x0000000002EB6000-memory.dmpFilesize
24KB
-
memory/3440-8-0x00007FFEA2380000-0x00007FFEA2381000-memory.dmpFilesize
4KB
-
memory/3440-12-0x00007FFEA2360000-0x00007FFEA2361000-memory.dmpFilesize
4KB
-
memory/3440-2-0x0000000002EB0000-0x0000000002EB6000-memory.dmpFilesize
24KB