Analysis Overview
SHA256
f2090573cb87041990365a6fec8532cdc4f1cd9928a1aae37e06d0f1f8a5e9d5
Threat Level: Known bad
The file Purchase List Xls.exe was found to be: Known bad.
Malicious Activity Summary
HawkEye
Looks for VirtualBox Guest Additions in registry
Nirsoft
NirSoft WebBrowserPassView
NirSoft MailPassView
Looks for VMWare Tools registry key
Checks computer location settings
Checks BIOS information in registry
Uses the VBS compiler for execution
Looks up external IP address via web service
Maps connected drives based on registry
Adds Run key to start application
Suspicious use of SetThreadContext
Enumerates physical storage devices
Unsigned PE
Suspicious use of WriteProcessMemory
Suspicious use of SetWindowsHookEx
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Creates scheduled task(s)
MITRE ATT&CK Matrix V13
Analysis: static1
Detonation Overview
Reported
2023-10-12 07:00
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2023-10-12 07:00
Reported
2023-10-13 12:38
Platform
win7-20230831-en
Max time kernel
147s
Max time network
137s
Command Line
Signatures
Processes
C:\Users\Admin\AppData\Local\Temp\Purchase List Xls.exe
"C:\Users\Admin\AppData\Local\Temp\Purchase List Xls.exe"
Network
Files
memory/2068-0-0x0000000074030000-0x000000007471E000-memory.dmp
memory/2068-1-0x0000000000D80000-0x0000000000EA4000-memory.dmp
memory/2068-2-0x0000000074030000-0x000000007471E000-memory.dmp
memory/2068-3-0x0000000004D60000-0x0000000004DA0000-memory.dmp
memory/2068-4-0x0000000004D60000-0x0000000004DA0000-memory.dmp
memory/2068-5-0x00000000005D0000-0x00000000005DC000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2023-10-12 07:00
Reported
2023-10-13 12:39
Platform
win10v2004-20230915-en
Max time kernel
155s
Max time network
164s
Command Line
Signatures
HawkEye
Looks for VirtualBox Guest Additions in registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Oracle\VirtualBox Guest Additions | C:\Users\Admin\AppData\Local\Temp\Purchase List Xls.exe | N/A |
NirSoft MailPassView
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
NirSoft WebBrowserPassView
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Nirsoft
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Looks for VMWare Tools registry key
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\VMware, Inc.\VMware Tools | C:\Users\Admin\AppData\Local\Temp\Purchase List Xls.exe | N/A |
Checks BIOS information in registry
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion | C:\Users\Admin\AppData\Local\Temp\Purchase List Xls.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion | C:\Users\Admin\AppData\Local\Temp\Purchase List Xls.exe | N/A |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-1574508946-349927670-1185736483-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\Purchase List Xls.exe | N/A |
Uses the VBS compiler for execution
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-1574508946-349927670-1185736483-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Windows Update = "C:\\Users\\Admin\\AppData\\Roaming\\WindowsUpdate.exe" | C:\Users\Admin\AppData\Local\Temp\Purchase List Xls.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 |
Maps connected drives based on registry
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0 | C:\Users\Admin\AppData\Local\Temp\Purchase List Xls.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum | C:\Users\Admin\AppData\Local\Temp\Purchase List Xls.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2272 set thread context of 1496 | N/A | C:\Users\Admin\AppData\Local\Temp\Purchase List Xls.exe | C:\Users\Admin\AppData\Local\Temp\Purchase List Xls.exe |
| PID 1496 set thread context of 2872 | N/A | C:\Users\Admin\AppData\Local\Temp\Purchase List Xls.exe | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe |
Enumerates physical storage devices
Creates scheduled task(s)
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\schtasks.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\Purchase List Xls.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Purchase List Xls.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\Purchase List Xls.exe
"C:\Users\Admin\AppData\Local\Temp\Purchase List Xls.exe"
C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\QAgHtvI" /XML "C:\Users\Admin\AppData\Local\Temp\tmpB089.tmp"
C:\Users\Admin\AppData\Local\Temp\Purchase List Xls.exe
"{path}"
C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe /stext "C:\Users\Admin\AppData\Local\Temp\holdermail.txt"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2872 -ip 2872
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 1496 -ip 1496
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 205.47.74.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 73.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 9.228.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 29.81.57.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 158.240.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 103.169.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 1.208.79.178.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 20.160.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 146.78.124.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 59.128.231.4.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 55.36.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.35.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 168.117.168.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | 200.197.79.204.in-addr.arpa | udp |
| 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 | 36.155.16.104.in-addr.arpa | udp |
Files
memory/2272-0-0x0000000074660000-0x0000000074E10000-memory.dmp
memory/2272-1-0x0000000000480000-0x00000000005A4000-memory.dmp
memory/2272-2-0x0000000004F40000-0x0000000004FDC000-memory.dmp
memory/2272-3-0x0000000004E60000-0x0000000004E70000-memory.dmp
memory/2272-4-0x0000000005590000-0x0000000005B34000-memory.dmp
memory/2272-5-0x0000000074660000-0x0000000074E10000-memory.dmp
memory/2272-6-0x0000000005080000-0x0000000005112000-memory.dmp
memory/2272-7-0x0000000004E60000-0x0000000004E70000-memory.dmp
memory/2272-8-0x0000000005010000-0x000000000501A000-memory.dmp
memory/2272-9-0x0000000005270000-0x00000000052C6000-memory.dmp
memory/2272-10-0x0000000005B40000-0x0000000005E94000-memory.dmp
memory/2272-11-0x0000000006810000-0x000000000681C000-memory.dmp
memory/2272-12-0x0000000000C60000-0x0000000000D16000-memory.dmp
memory/2272-13-0x000000000A910000-0x000000000A998000-memory.dmp
memory/2272-14-0x000000000D9A0000-0x000000000DA06000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\tmpB089.tmp
| MD5 | 17f5dbc01d46bd9f65fdae85a5ebce7b |
| SHA1 | 5a3d6b35e9a9641328a48e8d39b254f46d7c2f08 |
| SHA256 | 49e6e3ae43e9954d6845d3efac51f3a9415a2f702a1a582e7b3fac0689c86a84 |
| SHA512 | 2ea71074d0904b60af2425d8cb7110ca79b1f556399504cfcda781326194cca521369a503bc710449c35c27958b2700c937fb38d9dd8c492f266aafef1c53e86 |
memory/1496-18-0x0000000000400000-0x0000000000488000-memory.dmp
C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\Purchase List Xls.exe.log
| MD5 | 49302222b84b2b30a16cd3cf0cbd6f0b |
| SHA1 | 334aba252485a8d595c6115c074b81b28187a36f |
| SHA256 | 349d96c00daa59309f90c55c2ebdf202a94f8d59727392ef69d2f624e81d6ec7 |
| SHA512 | 257b26e5b97a9d59fae1b5564f72baf53983ab33e712af058d03149cc719c4df7eede2d23f3c4ebaa4ddbfe0ff3bb9f5e66daab30d319cf5cae5b19dc4a1c9fd |
memory/1496-21-0x0000000074660000-0x0000000074E10000-memory.dmp
memory/1496-22-0x00000000057D0000-0x00000000057E0000-memory.dmp
memory/2272-23-0x0000000074660000-0x0000000074E10000-memory.dmp
memory/1496-26-0x0000000074660000-0x0000000074E10000-memory.dmp
memory/1496-27-0x00000000057D0000-0x00000000057E0000-memory.dmp
memory/1496-30-0x0000000006E70000-0x0000000006E78000-memory.dmp
memory/2872-31-0x0000000000400000-0x000000000041B000-memory.dmp