Analysis Overview
SHA256
2fb6e21a3ff9891c2cec0dd337d8e1a6eb861e5033c564c8c20eacb3c00cb319
Threat Level: Known bad
The file 607575be3135d1b617a5b2dddb884b19 was found to be: Known bad.
Malicious Activity Summary
MetaSploit
Adds policy Run key to start application
UPX packed file
Loads dropped DLL
Executes dropped EXE
Adds Run key to start application
Drops file in System32 directory
Suspicious use of SetThreadContext
Drops file in Windows directory
Unsigned PE
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious use of SetWindowsHookEx
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-01-16 17:31
Signatures
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-01-16 17:31
Reported
2024-01-16 17:33
Platform
win7-20231129-en
Max time kernel
144s
Max time network
124s
Command Line
Signatures
MetaSploit
Adds policy Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\Microsoft Driver Setup = "C:\\Windows\\system32\\shmt.exe" | C:\Users\Admin\AppData\Local\Temp\607575be3135d1b617a5b2dddb884b19.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run | C:\Users\Admin\AppData\Local\Temp\607575be3135d1b617a5b2dddb884b19.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\shmt.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\shmt.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\607575be3135d1b617a5b2dddb884b19.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\607575be3135d1b617a5b2dddb884b19.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\shmt.exe | N/A |
UPX packed file
| 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 |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Microsoft Driver Setup = "C:\\Windows\\system32\\shmt.exe" | C:\Users\Admin\AppData\Local\Temp\607575be3135d1b617a5b2dddb884b19.exe | N/A |
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\SysWOW64\shmt.exe | C:\Users\Admin\AppData\Local\Temp\607575be3135d1b617a5b2dddb884b19.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\shmt.exe | C:\Users\Admin\AppData\Local\Temp\607575be3135d1b617a5b2dddb884b19.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\shmt.exe | C:\Windows\SysWOW64\shmt.exe | N/A |
| File created | C:\Windows\SysWOW64\shmt.exe | C:\Windows\SysWOW64\shmt.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2940 set thread context of 1444 | N/A | C:\Users\Admin\AppData\Local\Temp\607575be3135d1b617a5b2dddb884b19.exe | C:\Users\Admin\AppData\Local\Temp\607575be3135d1b617a5b2dddb884b19.exe |
| PID 2268 set thread context of 2584 | N/A | C:\Windows\SysWOW64\shmt.exe | C:\Windows\SysWOW64\shmt.exe |
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\logfile32.txt | C:\Windows\SysWOW64\shmt.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\607575be3135d1b617a5b2dddb884b19.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\607575be3135d1b617a5b2dddb884b19.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\607575be3135d1b617a5b2dddb884b19.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\shmt.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\607575be3135d1b617a5b2dddb884b19.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\shmt.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\607575be3135d1b617a5b2dddb884b19.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\shmt.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\607575be3135d1b617a5b2dddb884b19.exe
"C:\Users\Admin\AppData\Local\Temp\607575be3135d1b617a5b2dddb884b19.exe"
C:\Users\Admin\AppData\Local\Temp\607575be3135d1b617a5b2dddb884b19.exe
"C:\Users\Admin\AppData\Local\Temp\607575be3135d1b617a5b2dddb884b19.exe"
C:\Windows\SysWOW64\shmt.exe
"C:\Windows\system32\shmt.exe"
C:\Windows\SysWOW64\shmt.exe
"C:\Windows\SysWOW64\shmt.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | www.chatcity2011.net | udp |
| US | 8.8.8.8:53 | www.bitcity.org | udp |
| US | 18.172.89.48:81 | www.bitcity.org | tcp |
| US | 18.172.89.48:80 | www.bitcity.org | tcp |
| US | 8.8.8.8:53 | www.chatcity2011.com | udp |
| US | 8.8.8.8:53 | www.bitcity.org | udp |
| US | 18.172.89.48:81 | www.bitcity.org | tcp |
| US | 18.172.89.48:80 | www.bitcity.org | tcp |
Files
memory/2940-0-0x0000000000400000-0x000000000043A000-memory.dmp
memory/1444-3-0x0000000000400000-0x0000000000455000-memory.dmp
memory/1444-5-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/1444-7-0x0000000000400000-0x0000000000455000-memory.dmp
memory/1444-10-0x0000000000400000-0x0000000000455000-memory.dmp
memory/2940-9-0x0000000000400000-0x000000000043A000-memory.dmp
memory/1444-11-0x0000000000400000-0x0000000000455000-memory.dmp
\Windows\SysWOW64\shmt.exe
| MD5 | 607575be3135d1b617a5b2dddb884b19 |
| SHA1 | ac5ba76759290781374b7cb3007abec289ff12a0 |
| SHA256 | 2fb6e21a3ff9891c2cec0dd337d8e1a6eb861e5033c564c8c20eacb3c00cb319 |
| SHA512 | deabfb343e9f4dc18344ff2a7a2db0c778e0e41b5cf269b1a2cb52ac3146d7fe60cb33bccbe89b248fda78ed67ebc0eef89b53f990484856a6587c60a82a3046 |
memory/1444-16-0x00000000024B0000-0x00000000024EA000-memory.dmp
memory/2268-35-0x0000000000400000-0x000000000043A000-memory.dmp
memory/2584-38-0x0000000000400000-0x0000000000455000-memory.dmp
memory/2584-41-0x0000000000400000-0x0000000000455000-memory.dmp
memory/2584-42-0x0000000000400000-0x0000000000455000-memory.dmp
memory/2584-45-0x0000000000400000-0x0000000000455000-memory.dmp
memory/2584-46-0x0000000000400000-0x0000000000455000-memory.dmp
memory/2584-47-0x0000000000400000-0x0000000000455000-memory.dmp
memory/2584-48-0x0000000000400000-0x0000000000455000-memory.dmp
memory/2584-49-0x0000000000400000-0x0000000000455000-memory.dmp
memory/2584-52-0x0000000000400000-0x0000000000455000-memory.dmp
memory/2584-53-0x0000000000400000-0x0000000000455000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-01-16 17:31
Reported
2024-01-16 17:33
Platform
win10v2004-20231215-en
Max time kernel
146s
Max time network
147s
Command Line
Signatures
MetaSploit
Adds policy Run key to start application
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run | C:\Users\Admin\AppData\Local\Temp\607575be3135d1b617a5b2dddb884b19.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\Microsoft Driver Setup = "C:\\Windows\\system32\\shmt.exe" | C:\Users\Admin\AppData\Local\Temp\607575be3135d1b617a5b2dddb884b19.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\shmt.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\shmt.exe | N/A |
UPX packed file
| 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 |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Microsoft Driver Setup = "C:\\Windows\\system32\\shmt.exe" | C:\Users\Admin\AppData\Local\Temp\607575be3135d1b617a5b2dddb884b19.exe | N/A |
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\SysWOW64\shmt.exe | C:\Windows\SysWOW64\shmt.exe | N/A |
| File created | C:\Windows\SysWOW64\shmt.exe | C:\Users\Admin\AppData\Local\Temp\607575be3135d1b617a5b2dddb884b19.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\shmt.exe | C:\Users\Admin\AppData\Local\Temp\607575be3135d1b617a5b2dddb884b19.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\shmt.exe | C:\Windows\SysWOW64\shmt.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 4432 set thread context of 3988 | N/A | C:\Users\Admin\AppData\Local\Temp\607575be3135d1b617a5b2dddb884b19.exe | C:\Users\Admin\AppData\Local\Temp\607575be3135d1b617a5b2dddb884b19.exe |
| PID 2108 set thread context of 4180 | N/A | C:\Windows\SysWOW64\shmt.exe | C:\Windows\SysWOW64\shmt.exe |
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\logfile32.txt | C:\Windows\SysWOW64\shmt.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\607575be3135d1b617a5b2dddb884b19.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\607575be3135d1b617a5b2dddb884b19.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\607575be3135d1b617a5b2dddb884b19.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\607575be3135d1b617a5b2dddb884b19.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\607575be3135d1b617a5b2dddb884b19.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\607575be3135d1b617a5b2dddb884b19.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\shmt.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\shmt.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\607575be3135d1b617a5b2dddb884b19.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\shmt.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\607575be3135d1b617a5b2dddb884b19.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\shmt.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\607575be3135d1b617a5b2dddb884b19.exe
"C:\Users\Admin\AppData\Local\Temp\607575be3135d1b617a5b2dddb884b19.exe"
C:\Users\Admin\AppData\Local\Temp\607575be3135d1b617a5b2dddb884b19.exe
"C:\Users\Admin\AppData\Local\Temp\607575be3135d1b617a5b2dddb884b19.exe"
C:\Windows\SysWOW64\shmt.exe
"C:\Windows\system32\shmt.exe"
C:\Windows\SysWOW64\shmt.exe
"C:\Windows\SysWOW64\shmt.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 158.240.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 187.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 149.177.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 59.128.231.4.in-addr.arpa | udp |
| US | 8.8.8.8:53 | www.chatcity2011.net | udp |
| US | 8.8.8.8:53 | www.chatcity2011.net | udp |
| US | 8.8.8.8:53 | www.bitcity.org | udp |
| US | 18.172.89.48:81 | www.bitcity.org | tcp |
| 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 | 217.135.221.88.in-addr.arpa | udp |
| US | 18.172.89.48:80 | www.bitcity.org | tcp |
| US | 8.8.8.8:53 | 48.89.172.18.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 210.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | www.chatcity2011.com | udp |
| US | 8.8.8.8:53 | www.chatcity2011.com | udp |
| US | 8.8.8.8:53 | www.chatcity2011.net | udp |
| US | 8.8.8.8:53 | www.chatcity2011.net | udp |
| US | 8.8.8.8:53 | 23.236.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.205.248.87.in-addr.arpa | udp |
| US | 8.8.8.8:53 | www.bitcity.org | udp |
| US | 18.172.89.25:81 | www.bitcity.org | tcp |
| US | 18.172.89.25:80 | www.bitcity.org | tcp |
| US | 8.8.8.8:53 | 25.89.172.18.in-addr.arpa | udp |
| US | 8.8.8.8:53 | www.chatcity2011.com | udp |
| US | 8.8.8.8:53 | www.chatcity2011.com | udp |
| US | 8.8.8.8:53 | www.chatcity2011.net | udp |
Files
memory/4432-0-0x0000000000400000-0x000000000043A000-memory.dmp
memory/4432-6-0x0000000000400000-0x000000000043A000-memory.dmp
memory/3988-7-0x0000000000400000-0x0000000000455000-memory.dmp
memory/3988-5-0x0000000000400000-0x0000000000455000-memory.dmp
memory/3988-3-0x0000000000400000-0x0000000000455000-memory.dmp
memory/3988-8-0x0000000000400000-0x0000000000455000-memory.dmp
C:\Windows\SysWOW64\shmt.exe
| MD5 | 607575be3135d1b617a5b2dddb884b19 |
| SHA1 | ac5ba76759290781374b7cb3007abec289ff12a0 |
| SHA256 | 2fb6e21a3ff9891c2cec0dd337d8e1a6eb861e5033c564c8c20eacb3c00cb319 |
| SHA512 | deabfb343e9f4dc18344ff2a7a2db0c778e0e41b5cf269b1a2cb52ac3146d7fe60cb33bccbe89b248fda78ed67ebc0eef89b53f990484856a6587c60a82a3046 |
memory/2108-14-0x0000000000400000-0x000000000043A000-memory.dmp
C:\Windows\SysWOW64\shmt.exe
| MD5 | f5a5826271a0e220e20e1758aa2681a5 |
| SHA1 | 7329cfc539264ded6f3ad822cd97ad51275c6db2 |
| SHA256 | 39af59a54debdc75b367432e3fd032df5c868d5930750f625b57bf69911001db |
| SHA512 | 78fe477174143ba199bd7ea994e2b2811f675af81e0612a13e88d08bc957cc73a12e6b4476aa4e09c7b1c8f42434fc170c35e9ee104d99284728df152e930527 |
memory/2108-24-0x0000000000400000-0x000000000043A000-memory.dmp
memory/4180-25-0x0000000000400000-0x0000000000455000-memory.dmp
memory/4180-26-0x0000000000400000-0x0000000000455000-memory.dmp
memory/4180-29-0x0000000000400000-0x0000000000455000-memory.dmp
memory/4180-30-0x0000000000400000-0x0000000000455000-memory.dmp
memory/4180-33-0x0000000000400000-0x0000000000455000-memory.dmp
memory/4180-34-0x0000000000400000-0x0000000000455000-memory.dmp
memory/4180-35-0x0000000000400000-0x0000000000455000-memory.dmp
memory/4180-36-0x0000000000400000-0x0000000000455000-memory.dmp
memory/4180-37-0x0000000000400000-0x0000000000455000-memory.dmp
memory/4180-40-0x0000000000400000-0x0000000000455000-memory.dmp
memory/4180-41-0x0000000000400000-0x0000000000455000-memory.dmp