Analysis Overview
SHA256
9c82e7cd7d5ed83a86fc07167c2a5245b23930f77087ecbeb6ecb8f17cb833f9
Threat Level: Known bad
The file 9c82e7cd7d5ed83a86fc07167c2a5245b23930f77087ecbeb6ecb8f17cb833f9 was found to be: Known bad.
Malicious Activity Summary
HawkEye
Uses the VBS compiler for execution
Reads user/profile data of web browsers
Drops startup file
Reads local data of messenger clients
Loads dropped DLL
Accesses Microsoft Outlook accounts
Looks up external IP address via web service
Adds Run key to start application
Suspicious use of SetThreadContext
Enumerates physical storage devices
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2022-10-01 22:26
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2022-10-01 22:26
Reported
2022-10-02 00:28
Platform
win7-20220812-en
Max time kernel
143s
Max time network
127s
Command Line
Signatures
HawkEye
Drops startup file
| Description | Indicator | Process | Target |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\DbIXtKRzHJkl.lnk | C:\Users\Admin\AppData\Local\Temp\9c82e7cd7d5ed83a86fc07167c2a5245b23930f77087ecbeb6ecb8f17cb833f9.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\9c82e7cd7d5ed83a86fc07167c2a5245b23930f77087ecbeb6ecb8f17cb833f9.exe | N/A |
Reads local data of messenger clients
Reads user/profile data of web browsers
Uses the VBS compiler for execution
Accesses Microsoft Outlook accounts
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\Windows Update = "C:\\Users\\Admin\\AppData\\Roaming\\WindowsUpdate.exe" | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | N/A |
Looks up external IP address via web service
| Description | Indicator | Process | Target |
| N/A | whatismyipaddress.com | N/A | N/A |
| N/A | whatismyipaddress.com | N/A | N/A |
| N/A | whatismyipaddress.com | N/A | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 1604 set thread context of 1756 | N/A | C:\Users\Admin\AppData\Local\Temp\9c82e7cd7d5ed83a86fc07167c2a5245b23930f77087ecbeb6ecb8f17cb833f9.exe | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe |
| PID 1756 set thread context of 1308 | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe |
| PID 1756 set thread context of 1772 | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe |
Enumerates physical storage devices
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\9c82e7cd7d5ed83a86fc07167c2a5245b23930f77087ecbeb6ecb8f17cb833f9.exe
"C:\Users\Admin\AppData\Local\Temp\9c82e7cd7d5ed83a86fc07167c2a5245b23930f77087ecbeb6ecb8f17cb833f9.exe"
C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
"C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"
C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe -f "C:\Users\Admin\AppData\Local\Temp\holdermail.txt"
C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe -f "C:\Users\Admin\AppData\Local\Temp\holdermail.txt"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | whatismyipaddress.com | udp |
| US | 104.16.155.36:80 | whatismyipaddress.com | tcp |
| US | 104.16.155.36:443 | whatismyipaddress.com | tcp |
| US | 104.16.155.36:443 | whatismyipaddress.com | tcp |
| US | 8.8.8.8:53 | smtp.refreshme.pw | udp |
Files
memory/1604-54-0x0000000075601000-0x0000000075603000-memory.dmp
memory/1604-55-0x00000000741C0000-0x000000007476B000-memory.dmp
memory/1756-56-0x0000000000400000-0x00000000004E6000-memory.dmp
memory/1756-57-0x0000000000400000-0x00000000004E6000-memory.dmp
memory/1756-60-0x0000000000400000-0x00000000004E6000-memory.dmp
memory/1756-61-0x0000000000400000-0x00000000004E6000-memory.dmp
memory/1756-59-0x0000000000400000-0x00000000004E6000-memory.dmp
memory/1756-62-0x00000000004E1EDE-mapping.dmp
memory/1756-66-0x0000000000400000-0x00000000004E6000-memory.dmp
memory/1756-64-0x0000000000400000-0x00000000004E6000-memory.dmp
memory/1756-68-0x00000000741C0000-0x000000007476B000-memory.dmp
\Users\Admin\AppData\Roaming\nSILlzCwXB\iSrQ1Vb72t6.exe
| MD5 | 750d4ec8af418683740a36f716146e80 |
| SHA1 | 368fb54cc61f1af20b07d22c6577fa6ff90fd456 |
| SHA256 | 9c82e7cd7d5ed83a86fc07167c2a5245b23930f77087ecbeb6ecb8f17cb833f9 |
| SHA512 | 39826fbc055396a9d41009d061a538d06dc4feedc2b5c0dd8c6179487268f1cc511beca95b070a9e3a087ab4d2011cd714894996479a6268c2a520c97e72b1c4 |
memory/1604-70-0x00000000741C0000-0x000000007476B000-memory.dmp
memory/1756-71-0x00000000741C0000-0x000000007476B000-memory.dmp
memory/1308-72-0x0000000000400000-0x000000000046E000-memory.dmp
memory/1308-73-0x0000000000442FBF-mapping.dmp
memory/1308-76-0x0000000000400000-0x000000000046E000-memory.dmp
memory/1308-78-0x0000000000400000-0x000000000046E000-memory.dmp
memory/1756-77-0x0000000000386000-0x0000000000397000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\holdermail.txt
| MD5 | e62221a3bb549a72fcc4afa60d34e620 |
| SHA1 | d60b16b540e0e3ed459a30cce0678d1fc8a1989a |
| SHA256 | 587f8f51485b575f30e5e1608f70b31b9d8bb384318802373cc52cbdf2a4aa95 |
| SHA512 | 5b6f6a3a88961b62870e486b02e41d065b3f054f3ad45f7c7e01aff3ba151893e36fd3c13771ed9e3738aaa525296a8ee72adc05fb32932ec3af259404172aed |
memory/1308-80-0x0000000000400000-0x000000000046E000-memory.dmp
memory/1772-82-0x0000000000442C62-mapping.dmp
memory/1772-81-0x0000000000400000-0x000000000046F000-memory.dmp
memory/1772-85-0x0000000000400000-0x000000000046F000-memory.dmp
memory/1772-87-0x0000000000400000-0x000000000046F000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\holdermail.txt
| MD5 | c3609e29395ccd5fd8407fed36414e75 |
| SHA1 | 04c0c5dc3fcced0c5581c44af17fa60260fb591a |
| SHA256 | a32df1c247d5738af4241edc4aa520dbb21013d05d47cac5db96ccfb48de7857 |
| SHA512 | 8bbd7b458f2be6e91c46cad8f682e109c7a7317f9ae89e5ce889ae7d4db5775b83d03016f47b56aa75bd5646a50c06ae7adbf2fc8af6b9f8a976f2ce30de3533 |
memory/1756-88-0x0000000000386000-0x0000000000397000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2022-10-01 22:26
Reported
2022-10-02 00:29
Platform
win10v2004-20220812-en
Max time kernel
149s
Max time network
153s
Command Line
Signatures
HawkEye
Drops startup file
| Description | Indicator | Process | Target |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\DbIXtKRzHJkl.lnk | C:\Users\Admin\AppData\Local\Temp\9c82e7cd7d5ed83a86fc07167c2a5245b23930f77087ecbeb6ecb8f17cb833f9.exe | N/A |
Reads local data of messenger clients
Reads user/profile data of web browsers
Uses the VBS compiler for execution
Accesses Microsoft Outlook accounts
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Windows Update = "C:\\Users\\Admin\\AppData\\Roaming\\WindowsUpdate.exe" | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | N/A |
Looks up external IP address via web service
| Description | Indicator | Process | Target |
| N/A | whatismyipaddress.com | N/A | N/A |
| N/A | whatismyipaddress.com | N/A | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 4512 set thread context of 4656 | N/A | C:\Users\Admin\AppData\Local\Temp\9c82e7cd7d5ed83a86fc07167c2a5245b23930f77087ecbeb6ecb8f17cb833f9.exe | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe |
| PID 4656 set thread context of 260 | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe |
| PID 4656 set thread context of 2864 | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe |
Enumerates physical storage devices
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\9c82e7cd7d5ed83a86fc07167c2a5245b23930f77087ecbeb6ecb8f17cb833f9.exe
"C:\Users\Admin\AppData\Local\Temp\9c82e7cd7d5ed83a86fc07167c2a5245b23930f77087ecbeb6ecb8f17cb833f9.exe"
C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
"C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"
C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe -f "C:\Users\Admin\AppData\Local\Temp\holdermail.txt"
C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe -f "C:\Users\Admin\AppData\Local\Temp\holdermail.txt"
Network
| Country | Destination | Domain | Proto |
| US | 209.197.3.8:80 | tcp | |
| US | 8.8.8.8:53 | whatismyipaddress.com | udp |
| US | 104.16.155.36:80 | whatismyipaddress.com | tcp |
| US | 104.16.155.36:443 | whatismyipaddress.com | tcp |
| US | 8.8.8.8:53 | smtp.refreshme.pw | udp |
| US | 52.242.97.97:443 | tcp | |
| US | 8.8.8.8:53 | smtp.refreshme.pw | udp |
| DE | 51.116.253.168:443 | tcp | |
| US | 209.197.3.8:80 | tcp | |
| US | 209.197.3.8:80 | tcp | |
| NL | 104.80.225.205:443 | tcp | |
| US | 8.8.8.8:53 | 15.89.54.20.in-addr.arpa | udp |
| US | 93.184.220.29:80 | tcp |
Files
memory/4512-132-0x0000000074D20000-0x00000000752D1000-memory.dmp
memory/4656-133-0x0000000000000000-mapping.dmp
memory/4656-134-0x0000000000400000-0x00000000004E6000-memory.dmp
memory/4656-135-0x0000000074D20000-0x00000000752D1000-memory.dmp
memory/4512-136-0x0000000074D20000-0x00000000752D1000-memory.dmp
memory/260-138-0x0000000000400000-0x000000000046E000-memory.dmp
memory/260-137-0x0000000000000000-mapping.dmp
memory/260-139-0x0000000000400000-0x000000000046E000-memory.dmp
memory/260-140-0x0000000000400000-0x000000000046E000-memory.dmp
memory/260-141-0x0000000000400000-0x000000000046E000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\holdermail.txt
| MD5 | e62221a3bb549a72fcc4afa60d34e620 |
| SHA1 | d60b16b540e0e3ed459a30cce0678d1fc8a1989a |
| SHA256 | 587f8f51485b575f30e5e1608f70b31b9d8bb384318802373cc52cbdf2a4aa95 |
| SHA512 | 5b6f6a3a88961b62870e486b02e41d065b3f054f3ad45f7c7e01aff3ba151893e36fd3c13771ed9e3738aaa525296a8ee72adc05fb32932ec3af259404172aed |
memory/4656-143-0x0000000074D20000-0x00000000752D1000-memory.dmp
memory/2864-144-0x0000000000000000-mapping.dmp
memory/2864-145-0x0000000000400000-0x000000000046F000-memory.dmp
memory/2864-146-0x0000000000400000-0x000000000046F000-memory.dmp
memory/2864-147-0x0000000000400000-0x000000000046F000-memory.dmp
memory/2864-148-0x0000000000400000-0x000000000046F000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\holdermail.txt
| MD5 | c3609e29395ccd5fd8407fed36414e75 |
| SHA1 | 04c0c5dc3fcced0c5581c44af17fa60260fb591a |
| SHA256 | a32df1c247d5738af4241edc4aa520dbb21013d05d47cac5db96ccfb48de7857 |
| SHA512 | 8bbd7b458f2be6e91c46cad8f682e109c7a7317f9ae89e5ce889ae7d4db5775b83d03016f47b56aa75bd5646a50c06ae7adbf2fc8af6b9f8a976f2ce30de3533 |
memory/2864-150-0x0000000000400000-0x000000000046F000-memory.dmp