Analysis Overview
SHA256
859f296afcad7531a5e2ee4b5b8346da0d5ac0ba33700804216aa7365920f7cb
Threat Level: Known bad
The file 859f296afcad7531a5e2ee4b5b8346da0d5ac0ba33700804216aa7365920f7cb was found to be: Known bad.
Malicious Activity Summary
Suspicious use of NtCreateUserProcessOtherParentProcess
ZGRat
Zgrat family
Rhadamanthys
Detect ZGRat V1
.NET Reactor proctector
Loads dropped DLL
Suspicious use of SetThreadContext
Program crash
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Analysis: static1
Detonation Overview
Reported
2024-03-28 06:33
Signatures
Detect ZGRat V1
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Zgrat family
.NET Reactor proctector
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-03-28 06:33
Reported
2024-03-28 06:35
Platform
win10v2004-20240226-en
Max time kernel
93s
Max time network
126s
Command Line
Signatures
Detect ZGRat V1
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Rhadamanthys
Suspicious use of NtCreateUserProcessOtherParentProcess
| Description | Indicator | Process | Target |
| PID 4756 created 2676 | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\MsBuild.exe | C:\Windows\system32\sihost.exe |
ZGRat
.NET Reactor proctector
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\859f296afcad7531a5e2ee4b5b8346da0d5ac0ba33700804216aa7365920f7cb.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 5052 set thread context of 4756 | N/A | C:\Users\Admin\AppData\Local\Temp\859f296afcad7531a5e2ee4b5b8346da0d5ac0ba33700804216aa7365920f7cb.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\MsBuild.exe |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\MsBuild.exe |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\MsBuild.exe |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\MsBuild.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\MsBuild.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\dialer.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\dialer.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\dialer.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\dialer.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Windows\system32\sihost.exe
sihost.exe
C:\Users\Admin\AppData\Local\Temp\859f296afcad7531a5e2ee4b5b8346da0d5ac0ba33700804216aa7365920f7cb.exe
"C:\Users\Admin\AppData\Local\Temp\859f296afcad7531a5e2ee4b5b8346da0d5ac0ba33700804216aa7365920f7cb.exe"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\MsBuild.exe
C:\Windows\Microsoft.NET\Framework\v4.0.30319\MsBuild.exe
C:\Windows\SysWOW64\dialer.exe
"C:\Windows\system32\dialer.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4756 -ip 4756
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4756 -s 432
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 4756 -ip 4756
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4756 -s 428
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 28.118.140.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 173.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.150.49.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 86.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 180.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 31.243.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 107.211.222.173.in-addr.arpa | udp |
Files
memory/5052-0-0x0000000075360000-0x0000000075B10000-memory.dmp
memory/5052-1-0x00000000002C0000-0x000000000073C000-memory.dmp
memory/5052-2-0x0000000005180000-0x000000000521C000-memory.dmp
memory/5052-3-0x0000000075360000-0x0000000075B10000-memory.dmp
memory/5052-4-0x0000000005290000-0x00000000052A0000-memory.dmp
memory/5052-5-0x00000000054A0000-0x0000000005698000-memory.dmp
memory/5052-6-0x00000000067D0000-0x0000000006962000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\Protect544cd51a.dll
| MD5 | 544cd51a596619b78e9b54b70088307d |
| SHA1 | 4769ddd2dbc1dc44b758964ed0bd231b85880b65 |
| SHA256 | dfce2d4d06de6452998b3c5b2dc33eaa6db2bd37810d04e3d02dc931887cfddd |
| SHA512 | f56d8b81022bb132d40aa78596da39b5c212d13b84b5c7d2c576bbf403924f1d22e750de3b09d1be30aea359f1b72c5043b19685fc9bf06d8040bfee16b17719 |
memory/5052-11-0x0000000005290000-0x00000000052A0000-memory.dmp
memory/5052-13-0x0000000005290000-0x00000000052A0000-memory.dmp
memory/5052-12-0x0000000004BD0000-0x0000000004BE0000-memory.dmp
memory/5052-14-0x0000000005290000-0x00000000052A0000-memory.dmp
memory/5052-16-0x0000000005290000-0x00000000052A0000-memory.dmp
memory/5052-15-0x0000000005290000-0x00000000052A0000-memory.dmp
memory/5052-17-0x0000000006D10000-0x0000000006E10000-memory.dmp
memory/5052-19-0x0000000006D10000-0x0000000006E10000-memory.dmp
memory/5052-18-0x0000000006D10000-0x0000000006E10000-memory.dmp
memory/4756-20-0x0000000000400000-0x000000000046D000-memory.dmp
memory/5052-24-0x0000000075360000-0x0000000075B10000-memory.dmp
memory/4756-23-0x0000000000400000-0x000000000046D000-memory.dmp
memory/4756-25-0x0000000000400000-0x000000000046D000-memory.dmp
memory/4756-26-0x0000000003750000-0x0000000003B50000-memory.dmp
memory/4756-27-0x0000000003750000-0x0000000003B50000-memory.dmp
memory/4756-28-0x0000000003750000-0x0000000003B50000-memory.dmp
memory/4756-29-0x00007FFE4B750000-0x00007FFE4B945000-memory.dmp
memory/4756-30-0x0000000003750000-0x0000000003B50000-memory.dmp
memory/4692-33-0x00000000003B0000-0x00000000003B9000-memory.dmp
memory/4756-32-0x0000000075EB0000-0x00000000760C5000-memory.dmp
memory/4692-36-0x0000000002200000-0x0000000002600000-memory.dmp
memory/4692-37-0x00007FFE4B750000-0x00007FFE4B945000-memory.dmp
memory/4692-38-0x0000000002200000-0x0000000002600000-memory.dmp
memory/4692-40-0x0000000075EB0000-0x00000000760C5000-memory.dmp
memory/4756-41-0x0000000003750000-0x0000000003B50000-memory.dmp
memory/4692-42-0x0000000002200000-0x0000000002600000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-03-28 06:33
Reported
2024-03-28 06:35
Platform
win11-20240221-en
Max time kernel
144s
Max time network
151s
Command Line
Signatures
Detect ZGRat V1
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Rhadamanthys
Suspicious use of NtCreateUserProcessOtherParentProcess
| Description | Indicator | Process | Target |
| PID 3516 created 2976 | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\MsBuild.exe | C:\Windows\system32\sihost.exe |
ZGRat
.NET Reactor proctector
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\859f296afcad7531a5e2ee4b5b8346da0d5ac0ba33700804216aa7365920f7cb.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 3496 set thread context of 3516 | N/A | C:\Users\Admin\AppData\Local\Temp\859f296afcad7531a5e2ee4b5b8346da0d5ac0ba33700804216aa7365920f7cb.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\MsBuild.exe |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\MsBuild.exe |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\MsBuild.exe |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\MsBuild.exe | N/A |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\MsBuild.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\dialer.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\dialer.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\dialer.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\dialer.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Windows\system32\sihost.exe
sihost.exe
C:\Users\Admin\AppData\Local\Temp\859f296afcad7531a5e2ee4b5b8346da0d5ac0ba33700804216aa7365920f7cb.exe
"C:\Users\Admin\AppData\Local\Temp\859f296afcad7531a5e2ee4b5b8346da0d5ac0ba33700804216aa7365920f7cb.exe"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\MsBuild.exe
C:\Windows\Microsoft.NET\Framework\v4.0.30319\MsBuild.exe
C:\Windows\Microsoft.NET\Framework\v4.0.30319\MsBuild.exe
C:\Windows\Microsoft.NET\Framework\v4.0.30319\MsBuild.exe
C:\Windows\SysWOW64\dialer.exe
"C:\Windows\system32\dialer.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 3516 -ip 3516
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3516 -s 488
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 508 -p 3516 -ip 3516
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3516 -s 496
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
Files
memory/3496-0-0x0000000074B80000-0x0000000075331000-memory.dmp
memory/3496-1-0x00000000006D0000-0x0000000000B4C000-memory.dmp
memory/3496-2-0x0000000005630000-0x00000000056CC000-memory.dmp
memory/3496-3-0x0000000074B80000-0x0000000075331000-memory.dmp
memory/3496-4-0x0000000005530000-0x0000000005540000-memory.dmp
memory/3496-5-0x0000000005940000-0x0000000005B38000-memory.dmp
memory/3496-6-0x0000000006C70000-0x0000000006E02000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\Protect544cd51a.dll
| MD5 | 544cd51a596619b78e9b54b70088307d |
| SHA1 | 4769ddd2dbc1dc44b758964ed0bd231b85880b65 |
| SHA256 | dfce2d4d06de6452998b3c5b2dc33eaa6db2bd37810d04e3d02dc931887cfddd |
| SHA512 | f56d8b81022bb132d40aa78596da39b5c212d13b84b5c7d2c576bbf403924f1d22e750de3b09d1be30aea359f1b72c5043b19685fc9bf06d8040bfee16b17719 |
memory/3496-11-0x0000000005530000-0x0000000005540000-memory.dmp
memory/3496-12-0x0000000005050000-0x0000000005060000-memory.dmp
memory/3496-13-0x0000000005530000-0x0000000005540000-memory.dmp
memory/3496-14-0x0000000005530000-0x0000000005540000-memory.dmp
memory/3496-15-0x0000000005530000-0x0000000005540000-memory.dmp
memory/3496-16-0x0000000005530000-0x0000000005540000-memory.dmp
memory/3496-17-0x0000000005530000-0x0000000005540000-memory.dmp
memory/3496-18-0x00000000071E0000-0x00000000072E0000-memory.dmp
memory/3496-19-0x00000000071E0000-0x00000000072E0000-memory.dmp
memory/3496-20-0x00000000071E0000-0x00000000072E0000-memory.dmp
memory/3516-22-0x0000000000400000-0x000000000046D000-memory.dmp
memory/1620-21-0x0000000000400000-0x0000000000400000-memory.dmp
memory/3516-24-0x0000000000400000-0x000000000046D000-memory.dmp
memory/3516-26-0x0000000000400000-0x000000000046D000-memory.dmp
memory/3496-27-0x0000000074B80000-0x0000000075331000-memory.dmp
memory/3516-28-0x0000000003A00000-0x0000000003E00000-memory.dmp
memory/3516-29-0x0000000003A00000-0x0000000003E00000-memory.dmp
memory/3516-30-0x0000000003A00000-0x0000000003E00000-memory.dmp
memory/3516-32-0x0000000003A00000-0x0000000003E00000-memory.dmp
memory/3516-31-0x00007FFCA8400000-0x00007FFCA8609000-memory.dmp
memory/3516-34-0x0000000077460000-0x00000000776B2000-memory.dmp
memory/3912-35-0x0000000000190000-0x0000000000199000-memory.dmp
memory/3912-38-0x0000000002030000-0x0000000002430000-memory.dmp
memory/3912-39-0x00007FFCA8400000-0x00007FFCA8609000-memory.dmp
memory/3912-42-0x0000000002030000-0x0000000002430000-memory.dmp
memory/3912-43-0x00007FFCA8400000-0x00007FFCA8609000-memory.dmp
memory/3912-41-0x0000000077460000-0x00000000776B2000-memory.dmp
memory/3516-44-0x0000000003A00000-0x0000000003E00000-memory.dmp
memory/3912-45-0x00007FFCA8400000-0x00007FFCA8609000-memory.dmp
memory/3912-46-0x0000000002030000-0x0000000002430000-memory.dmp