Analysis
-
max time kernel
147s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
27-06-2024 23:35
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
crypted.exe
Resource
win7-20240508-en
2 signatures
150 seconds
Behavioral task
behavioral2
Sample
crypted.exe
Resource
win10-20240404-en
4 signatures
150 seconds
Behavioral task
behavioral3
Sample
crypted.exe
Resource
win10v2004-20240508-en
3 signatures
150 seconds
Behavioral task
behavioral4
Sample
crypted.exe
Resource
win11-20240611-en
3 signatures
150 seconds
General
-
Target
crypted.exe
-
Size
529KB
-
MD5
efb9f7b4e6703ad5d5b179992a6c44f8
-
SHA1
6f51ff5a147570a141ec8ce662501c21ff8b3530
-
SHA256
6ea5dc63bda788cd58bcbc5d9c736f7ba1d01371a9d05c53134616c2776c6314
-
SHA512
389ea1f3881434c7aabad6c9ff4827cc595afb326d978de9dbf0cfd1f80d96f9d242e11da8025970f1cf594382f01b1c86e53476d5e7896ed802dd9c018d6dc0
-
SSDEEP
12288:yJ8TOT7hr3MBm3CCkf3HHhBjM14MqLNyjK3h//8wr+kv:yEU7hDMg3bkf3nbjZR//8kT
Score
5/10
Malware Config
Signatures
-
Suspicious use of SetThreadContext 1 IoCs
Processes:
crypted.exedescription pid process target process PID 4608 set thread context of 1812 4608 crypted.exe RegAsm.exe -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 2652 4608 WerFault.exe crypted.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
crypted.exedescription pid process target process PID 4608 wrote to memory of 1812 4608 crypted.exe RegAsm.exe PID 4608 wrote to memory of 1812 4608 crypted.exe RegAsm.exe PID 4608 wrote to memory of 1812 4608 crypted.exe RegAsm.exe PID 4608 wrote to memory of 1812 4608 crypted.exe RegAsm.exe PID 4608 wrote to memory of 1812 4608 crypted.exe RegAsm.exe PID 4608 wrote to memory of 1812 4608 crypted.exe RegAsm.exe PID 4608 wrote to memory of 1812 4608 crypted.exe RegAsm.exe PID 4608 wrote to memory of 1812 4608 crypted.exe RegAsm.exe PID 4608 wrote to memory of 1812 4608 crypted.exe RegAsm.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\crypted.exe"C:\Users\Admin\AppData\Local\Temp\crypted.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"2⤵
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4608 -s 3082⤵
- Program crash
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 4608 -ip 46081⤵
Network
MITRE ATT&CK Matrix
Replay Monitor
Loading Replay Monitor...
Downloads
-
memory/1812-0-0x0000000000400000-0x000000000045A000-memory.dmpFilesize
360KB
-
memory/1812-3-0x0000000000400000-0x000000000045A000-memory.dmpFilesize
360KB
-
memory/1812-4-0x0000000000400000-0x000000000045A000-memory.dmpFilesize
360KB
-
memory/4608-1-0x0000000000AB0000-0x0000000000AB1000-memory.dmpFilesize
4KB