Analysis Overview
SHA256
1805439355f48464312b4f9c0e16301c5f211c204e197c2000e7342c8db95c00
Threat Level: Known bad
The file 1805439355f48464312b4f9c0e16301c5f211c204e197c2000e7342c8db95c00.exe was found to be: Known bad.
Malicious Activity Summary
NanoCore
Command and Scripting Interpreter: PowerShell
Checks computer location settings
Adds Run key to start application
Suspicious use of SetThreadContext
Drops file in Program Files directory
Unsigned PE
Enumerates physical storage devices
Suspicious use of WriteProcessMemory
Creates scheduled task(s)
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
MITRE ATT&CK Matrix V13
Analysis: static1
Detonation Overview
Reported
2024-05-24 01:04
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-05-24 01:04
Reported
2024-05-24 01:06
Platform
win7-20240508-en
Max time kernel
118s
Max time network
155s
Command Line
Signatures
NanoCore
Command and Scripting Interpreter: PowerShell
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\ARP Host = "C:\\Program Files (x86)\\ARP Host\\arphost.exe" | C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2860 set thread context of 2640 | N/A | C:\Users\Admin\AppData\Local\Temp\1805439355f48464312b4f9c0e16301c5f211c204e197c2000e7342c8db95c00.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe |
Drops file in Program Files directory
| Description | Indicator | Process | Target |
| File created | C:\Program Files (x86)\ARP Host\arphost.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe | N/A |
| File opened for modification | C:\Program Files (x86)\ARP Host\arphost.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe | N/A |
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
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\1805439355f48464312b4f9c0e16301c5f211c204e197c2000e7342c8db95c00.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\1805439355f48464312b4f9c0e16301c5f211c204e197c2000e7342c8db95c00.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\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\WindowsPowerShell\v1.0\powershell.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\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe | N/A |
Suspicious behavior: GetForegroundWindowSpam
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\1805439355f48464312b4f9c0e16301c5f211c204e197c2000e7342c8db95c00.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\1805439355f48464312b4f9c0e16301c5f211c204e197c2000e7342c8db95c00.exe
"C:\Users\Admin\AppData\Local\Temp\1805439355f48464312b4f9c0e16301c5f211c204e197c2000e7342c8db95c00.exe"
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\dgKDUvhlvCiVpa.exe"
C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\dgKDUvhlvCiVpa" /XML "C:\Users\Admin\AppData\Local\Temp\tmp46B1.tmp"
C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | newsddawork.3utilities.com | udp |
| US | 104.243.242.165:1620 | newsddawork.3utilities.com | tcp |
Files
memory/2860-0-0x000000007462E000-0x000000007462F000-memory.dmp
memory/2860-1-0x00000000001F0000-0x0000000000292000-memory.dmp
memory/2860-2-0x0000000074620000-0x0000000074D0E000-memory.dmp
memory/2860-3-0x0000000000530000-0x000000000054A000-memory.dmp
memory/2860-4-0x0000000000460000-0x0000000000470000-memory.dmp
memory/2860-5-0x0000000004870000-0x00000000048EA000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\tmp46B1.tmp
| MD5 | 0a5578049d513ef51f95c208c879c10f |
| SHA1 | b9d9ca7c68c0203d6972ae6bc48f834fb729c8ad |
| SHA256 | 265db2e9ed8f0f7aba6c344e7027f06f690bc7b418703994303a06671ff2402c |
| SHA512 | 89b9204744fc5fc41edc0fdc1aca7dc0dba36146faa003e28a1c33441f232eca05cc3a29eacc0ede534d9829923ab5067b343f4e4cc43050873405f6bef20f0a |
memory/2640-17-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2640-20-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2640-22-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2640-21-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2640-15-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2640-13-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2640-11-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2640-19-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp
memory/2860-23-0x0000000074620000-0x0000000074D0E000-memory.dmp
memory/2640-28-0x00000000003E0000-0x00000000003EA000-memory.dmp
memory/2640-29-0x0000000000490000-0x00000000004AE000-memory.dmp
memory/2640-30-0x00000000003F0000-0x00000000003FA000-memory.dmp
memory/2640-33-0x00000000006B0000-0x00000000006C2000-memory.dmp
memory/2640-34-0x0000000000700000-0x000000000071A000-memory.dmp
memory/2640-35-0x00000000007B0000-0x00000000007BE000-memory.dmp
memory/2640-36-0x00000000007D0000-0x00000000007E2000-memory.dmp
memory/2640-38-0x0000000000B20000-0x0000000000B2E000-memory.dmp
memory/2640-37-0x00000000007E0000-0x00000000007EC000-memory.dmp
memory/2640-40-0x0000000000C60000-0x0000000000C70000-memory.dmp
memory/2640-39-0x0000000000B30000-0x0000000000B44000-memory.dmp
memory/2640-41-0x0000000000C70000-0x0000000000C84000-memory.dmp
memory/2640-42-0x00000000020C0000-0x00000000020CE000-memory.dmp
memory/2640-43-0x0000000004850000-0x000000000487E000-memory.dmp
memory/2640-44-0x00000000020E0000-0x00000000020F4000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-05-24 01:04
Reported
2024-05-24 01:06
Platform
win10v2004-20240508-en
Max time kernel
149s
Max time network
150s
Command Line
Signatures
NanoCore
Command and Scripting Interpreter: PowerShell
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\1805439355f48464312b4f9c0e16301c5f211c204e197c2000e7342c8db95c00.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\DHCP Service = "C:\\Program Files (x86)\\DHCP Service\\dhcpsv.exe" | C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 3080 set thread context of 2460 | N/A | C:\Users\Admin\AppData\Local\Temp\1805439355f48464312b4f9c0e16301c5f211c204e197c2000e7342c8db95c00.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe |
Drops file in Program Files directory
| Description | Indicator | Process | Target |
| File created | C:\Program Files (x86)\DHCP Service\dhcpsv.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe | N/A |
| File opened for modification | C:\Program Files (x86)\DHCP Service\dhcpsv.exe | C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe | N/A |
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 behavior: GetForegroundWindowSpam
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\1805439355f48464312b4f9c0e16301c5f211c204e197c2000e7342c8db95c00.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\1805439355f48464312b4f9c0e16301c5f211c204e197c2000e7342c8db95c00.exe
"C:\Users\Admin\AppData\Local\Temp\1805439355f48464312b4f9c0e16301c5f211c204e197c2000e7342c8db95c00.exe"
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\dgKDUvhlvCiVpa.exe"
C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\dgKDUvhlvCiVpa" /XML "C:\Users\Admin\AppData\Local\Temp\tmp9172.tmp"
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"
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 | g.bing.com | udp |
| US | 204.79.197.237:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 144.107.17.2.in-addr.arpa | udp |
| NL | 23.62.61.194:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 237.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 74.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.35.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 194.61.62.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 217.106.137.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | newsddawork.3utilities.com | udp |
| US | 104.243.242.165:1620 | newsddawork.3utilities.com | tcp |
| US | 8.8.8.8:53 | 165.242.243.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| US | 52.111.229.43:443 | tcp | |
| US | 8.8.8.8:53 | 130.211.222.173.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 11.227.111.52.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 | 8.8.8.8:53 | 91.16.208.104.in-addr.arpa | udp |
Files
memory/3080-0-0x000000007454E000-0x000000007454F000-memory.dmp
memory/3080-1-0x0000000000360000-0x0000000000402000-memory.dmp
memory/3080-2-0x00000000053D0000-0x0000000005974000-memory.dmp
memory/3080-3-0x0000000004E20000-0x0000000004EB2000-memory.dmp
memory/3080-4-0x0000000004E00000-0x0000000004E0A000-memory.dmp
memory/3080-5-0x00000000050D0000-0x000000000516C000-memory.dmp
memory/3080-6-0x0000000074540000-0x0000000074CF0000-memory.dmp
memory/3080-7-0x00000000050B0000-0x00000000050CA000-memory.dmp
memory/3080-8-0x0000000005250000-0x0000000005260000-memory.dmp
memory/3080-9-0x0000000006410000-0x000000000648A000-memory.dmp
memory/2064-14-0x0000000002B80000-0x0000000002BB6000-memory.dmp
memory/2064-15-0x0000000074540000-0x0000000074CF0000-memory.dmp
memory/2064-16-0x0000000074540000-0x0000000074CF0000-memory.dmp
memory/2064-17-0x00000000056C0000-0x0000000005CE8000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\tmp9172.tmp
| MD5 | 7d9ce488f280acf7d15a5d3ec59de927 |
| SHA1 | 8a3d693d949a9a7c405a3e4eafe6e6db74646978 |
| SHA256 | e49cea738f963009dd5b7aeb7da77cc3504ab9731524cdfbe72debcc73471040 |
| SHA512 | 2dfadc8bcd13a42a595f8d647121363ff0c5891acdb6a205a8ad7208dfe64b341b3dffa5c4eb315d92260d3764117ba13566f84cbc0aca29bed2a651896efd8f |
memory/2064-19-0x00000000054A0000-0x00000000054C2000-memory.dmp
memory/2064-21-0x00000000055B0000-0x0000000005616000-memory.dmp
memory/2064-20-0x0000000005540000-0x00000000055A6000-memory.dmp
memory/2460-22-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2064-30-0x0000000005CF0000-0x0000000006044000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_jnl4vmml.cvq.ps1
| MD5 | d17fe0a3f47be24a6453e9ef58c94641 |
| SHA1 | 6ab83620379fc69f80c0242105ddffd7d98d5d9d |
| SHA256 | 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7 |
| SHA512 | 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82 |
memory/2460-34-0x0000000074540000-0x0000000074CF0000-memory.dmp
memory/3080-35-0x0000000074540000-0x0000000074CF0000-memory.dmp
memory/2064-36-0x0000000006460000-0x000000000647E000-memory.dmp
memory/2064-37-0x00000000067C0000-0x000000000680C000-memory.dmp
memory/2460-41-0x00000000055A0000-0x00000000055BE000-memory.dmp
memory/2460-42-0x0000000005850000-0x000000000585A000-memory.dmp
memory/2460-40-0x0000000005590000-0x000000000559A000-memory.dmp
memory/2064-44-0x0000000006A30000-0x0000000006A62000-memory.dmp
memory/2064-45-0x0000000074DD0000-0x0000000074E1C000-memory.dmp
memory/2064-55-0x0000000006A70000-0x0000000006A8E000-memory.dmp
memory/2064-56-0x0000000007650000-0x00000000076F3000-memory.dmp
memory/2064-57-0x0000000007DC0000-0x000000000843A000-memory.dmp
memory/2064-58-0x0000000007780000-0x000000000779A000-memory.dmp
memory/2064-59-0x00000000077F0000-0x00000000077FA000-memory.dmp
memory/2064-60-0x0000000007A00000-0x0000000007A96000-memory.dmp
memory/2064-61-0x0000000007980000-0x0000000007991000-memory.dmp
memory/2460-64-0x0000000005930000-0x000000000594A000-memory.dmp
memory/2460-69-0x0000000006C50000-0x0000000006C64000-memory.dmp
memory/2460-68-0x0000000006C40000-0x0000000006C4E000-memory.dmp
memory/2460-67-0x0000000006C30000-0x0000000006C3C000-memory.dmp
memory/2460-66-0x0000000006C20000-0x0000000006C32000-memory.dmp
memory/2460-65-0x0000000006C10000-0x0000000006C1E000-memory.dmp
memory/2460-63-0x0000000005860000-0x0000000005872000-memory.dmp
memory/2064-70-0x00000000079B0000-0x00000000079BE000-memory.dmp
memory/2460-71-0x0000000006C60000-0x0000000006C70000-memory.dmp
memory/2460-75-0x0000000006CF0000-0x0000000006D04000-memory.dmp
memory/2460-74-0x0000000006CB0000-0x0000000006CDE000-memory.dmp
memory/2460-73-0x0000000006CA0000-0x0000000006CAE000-memory.dmp
memory/2460-72-0x0000000006C80000-0x0000000006C94000-memory.dmp
memory/2064-76-0x00000000079C0000-0x00000000079D4000-memory.dmp
memory/2064-77-0x0000000007AC0000-0x0000000007ADA000-memory.dmp
memory/2064-78-0x0000000007AA0000-0x0000000007AA8000-memory.dmp
memory/2064-81-0x0000000074540000-0x0000000074CF0000-memory.dmp
memory/2460-83-0x0000000074540000-0x0000000074CF0000-memory.dmp