Analysis Overview
SHA256
b321b5eb0707fae8644961e20937d5ed75cd54e5b1b9fe9f9beaa8acf4a36b09
Threat Level: Known bad
The file 21d145e4247c90a504ff4f9f8a04f260_NeikiAnalytics.exe was found to be: Known bad.
Malicious Activity Summary
Nanocore family
NanoCore
Adds Run key to start application
Checks whether UAC is enabled
Drops file in Program Files directory
Unsigned PE
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
MITRE ATT&CK Matrix V13
Analysis: static1
Detonation Overview
Reported
2024-05-18 17:51
Signatures
Nanocore family
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-05-18 17:51
Reported
2024-05-18 17:54
Platform
win7-20240220-en
Max time kernel
149s
Max time network
150s
Command Line
Signatures
NanoCore
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\TCP Subsystem = "C:\\Program Files (x86)\\TCP Subsystem\\tcpss.exe" | C:\Users\Admin\AppData\Local\Temp\21d145e4247c90a504ff4f9f8a04f260_NeikiAnalytics.exe | N/A |
Checks whether UAC is enabled
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA | C:\Users\Admin\AppData\Local\Temp\21d145e4247c90a504ff4f9f8a04f260_NeikiAnalytics.exe | N/A |
Drops file in Program Files directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Program Files (x86)\TCP Subsystem\tcpss.exe | C:\Users\Admin\AppData\Local\Temp\21d145e4247c90a504ff4f9f8a04f260_NeikiAnalytics.exe | N/A |
| File created | C:\Program Files (x86)\TCP Subsystem\tcpss.exe | C:\Users\Admin\AppData\Local\Temp\21d145e4247c90a504ff4f9f8a04f260_NeikiAnalytics.exe | N/A |
Creates scheduled task(s)
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\schtasks.exe | N/A |
| 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\21d145e4247c90a504ff4f9f8a04f260_NeikiAnalytics.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\21d145e4247c90a504ff4f9f8a04f260_NeikiAnalytics.exe | N/A |
Suspicious behavior: GetForegroundWindowSpam
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\21d145e4247c90a504ff4f9f8a04f260_NeikiAnalytics.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\21d145e4247c90a504ff4f9f8a04f260_NeikiAnalytics.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\21d145e4247c90a504ff4f9f8a04f260_NeikiAnalytics.exe
"C:\Users\Admin\AppData\Local\Temp\21d145e4247c90a504ff4f9f8a04f260_NeikiAnalytics.exe"
C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "TCP Subsystem" /xml "C:\Users\Admin\AppData\Local\Temp\tmp1526.tmp"
C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "TCP Subsystem Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmp15B3.tmp"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | Ethxn-25787.portmap.host | udp |
| US | 8.8.4.4:53 | Ethxn-25787.portmap.host | udp |
| US | 8.8.8.8:53 | Ethxn-25787.portmap.host | udp |
| US | 8.8.8.8:53 | Ethxn-25787.portmap.host | udp |
| US | 8.8.4.4:53 | Ethxn-25787.portmap.host | udp |
| US | 8.8.8.8:53 | Ethxn-25787.portmap.host | udp |
| US | 8.8.4.4:53 | Ethxn-25787.portmap.host | udp |
| N/A | 127.0.0.1:54984 | tcp | |
| N/A | 127.0.0.1:54984 | tcp | |
| N/A | 127.0.0.1:54984 | tcp | |
| US | 8.8.8.8:53 | Ethxn-25787.portmap.host | udp |
| US | 8.8.4.4:53 | Ethxn-25787.portmap.host | udp |
| US | 8.8.8.8:53 | Ethxn-25787.portmap.host | udp |
| US | 8.8.4.4:53 | Ethxn-25787.portmap.host | udp |
| US | 8.8.8.8:53 | Ethxn-25787.portmap.host | udp |
| US | 8.8.4.4:53 | Ethxn-25787.portmap.host | udp |
| N/A | 127.0.0.1:54984 | tcp | |
| N/A | 127.0.0.1:54984 | tcp | |
| N/A | 127.0.0.1:54984 | tcp | |
| US | 8.8.8.8:53 | Ethxn-25787.portmap.host | udp |
| US | 8.8.4.4:53 | Ethxn-25787.portmap.host | udp |
| US | 8.8.8.8:53 | Ethxn-25787.portmap.host | udp |
| US | 8.8.4.4:53 | Ethxn-25787.portmap.host | udp |
| US | 8.8.8.8:53 | Ethxn-25787.portmap.host | udp |
| US | 8.8.4.4:53 | Ethxn-25787.portmap.host | udp |
| N/A | 127.0.0.1:54984 | tcp | |
| N/A | 127.0.0.1:54984 | tcp | |
| N/A | 127.0.0.1:54984 | tcp | |
| US | 8.8.8.8:53 | Ethxn-25787.portmap.host | udp |
| US | 8.8.4.4:53 | Ethxn-25787.portmap.host | udp |
| US | 8.8.8.8:53 | Ethxn-25787.portmap.host | udp |
| US | 8.8.4.4:53 | Ethxn-25787.portmap.host | udp |
| US | 8.8.8.8:53 | Ethxn-25787.portmap.host | udp |
| US | 8.8.4.4:53 | Ethxn-25787.portmap.host | udp |
| N/A | 127.0.0.1:54984 | tcp | |
| N/A | 127.0.0.1:54984 | tcp | |
| N/A | 127.0.0.1:54984 | tcp | |
| US | 8.8.8.8:53 | Ethxn-25787.portmap.host | udp |
| US | 8.8.4.4:53 | Ethxn-25787.portmap.host | udp |
| US | 8.8.8.8:53 | Ethxn-25787.portmap.host | udp |
| US | 8.8.4.4:53 | Ethxn-25787.portmap.host | udp |
| US | 8.8.8.8:53 | Ethxn-25787.portmap.host | udp |
| US | 8.8.4.4:53 | Ethxn-25787.portmap.host | udp |
| N/A | 127.0.0.1:54984 | tcp | |
| N/A | 127.0.0.1:54984 | tcp | |
| N/A | 127.0.0.1:54984 | tcp | |
| US | 8.8.8.8:53 | Ethxn-25787.portmap.host | udp |
| US | 8.8.4.4:53 | Ethxn-25787.portmap.host | udp |
| US | 8.8.8.8:53 | Ethxn-25787.portmap.host | udp |
| US | 8.8.4.4:53 | Ethxn-25787.portmap.host | udp |
| US | 8.8.8.8:53 | Ethxn-25787.portmap.host | udp |
| US | 8.8.4.4:53 | Ethxn-25787.portmap.host | udp |
Files
memory/2912-0-0x0000000074751000-0x0000000074752000-memory.dmp
memory/2912-1-0x0000000074750000-0x0000000074CFB000-memory.dmp
memory/2912-2-0x0000000074750000-0x0000000074CFB000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\tmp1526.tmp
| MD5 | 82c0636e6fba969997ca47ac37b748b3 |
| SHA1 | 7a568d0f27b1561629719637dc36ab0a77da71d6 |
| SHA256 | ecb01f6da3a8a966526dac91dbd0676d84aae2a6af20561a41c944e4fc46e9d6 |
| SHA512 | fd62bc0b5124c0a9f963ea2f1c6b4967ea404e98c960dfcd75903868ddcb296609da5cf2aa0d9ab74b2fc65a5fe83ae92a56ee25d333cf92dd201f7933d05028 |
C:\Users\Admin\AppData\Local\Temp\tmp15B3.tmp
| MD5 | 4b7ef560289c0f62d0baf6f14f48a57a |
| SHA1 | 8331acb90dde588aa3196919f6e847f398fd06d1 |
| SHA256 | 062844155306130d6fafc4fe10ac9e5ddd2ed462532b729c50cdc979c0d83207 |
| SHA512 | ecaa27c4b703d95f9f9b37d8c339982970482e7dab968c2010e0aa644bbfa31973111aafb827565af30c423d1d14e4ff997ec149614e713ff7ef3456894d02d8 |
memory/2912-10-0x0000000074750000-0x0000000074CFB000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-05-18 17:51
Reported
2024-05-18 17:54
Platform
win10v2004-20240226-en
Max time kernel
150s
Max time network
160s
Command Line
Signatures
NanoCore
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\SMTP Subsystem = "C:\\Program Files (x86)\\SMTP Subsystem\\smtpss.exe" | C:\Users\Admin\AppData\Local\Temp\21d145e4247c90a504ff4f9f8a04f260_NeikiAnalytics.exe | N/A |
Checks whether UAC is enabled
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA | C:\Users\Admin\AppData\Local\Temp\21d145e4247c90a504ff4f9f8a04f260_NeikiAnalytics.exe | N/A |
Drops file in Program Files directory
| Description | Indicator | Process | Target |
| File created | C:\Program Files (x86)\SMTP Subsystem\smtpss.exe | C:\Users\Admin\AppData\Local\Temp\21d145e4247c90a504ff4f9f8a04f260_NeikiAnalytics.exe | N/A |
| File opened for modification | C:\Program Files (x86)\SMTP Subsystem\smtpss.exe | C:\Users\Admin\AppData\Local\Temp\21d145e4247c90a504ff4f9f8a04f260_NeikiAnalytics.exe | N/A |
Creates scheduled task(s)
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\schtasks.exe | N/A |
| 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\21d145e4247c90a504ff4f9f8a04f260_NeikiAnalytics.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\21d145e4247c90a504ff4f9f8a04f260_NeikiAnalytics.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\21d145e4247c90a504ff4f9f8a04f260_NeikiAnalytics.exe | N/A |
Suspicious behavior: GetForegroundWindowSpam
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\21d145e4247c90a504ff4f9f8a04f260_NeikiAnalytics.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\21d145e4247c90a504ff4f9f8a04f260_NeikiAnalytics.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 4796 wrote to memory of 1980 | N/A | C:\Users\Admin\AppData\Local\Temp\21d145e4247c90a504ff4f9f8a04f260_NeikiAnalytics.exe | C:\Windows\SysWOW64\schtasks.exe |
| PID 4796 wrote to memory of 1980 | N/A | C:\Users\Admin\AppData\Local\Temp\21d145e4247c90a504ff4f9f8a04f260_NeikiAnalytics.exe | C:\Windows\SysWOW64\schtasks.exe |
| PID 4796 wrote to memory of 1980 | N/A | C:\Users\Admin\AppData\Local\Temp\21d145e4247c90a504ff4f9f8a04f260_NeikiAnalytics.exe | C:\Windows\SysWOW64\schtasks.exe |
| PID 4796 wrote to memory of 5088 | N/A | C:\Users\Admin\AppData\Local\Temp\21d145e4247c90a504ff4f9f8a04f260_NeikiAnalytics.exe | C:\Windows\SysWOW64\schtasks.exe |
| PID 4796 wrote to memory of 5088 | N/A | C:\Users\Admin\AppData\Local\Temp\21d145e4247c90a504ff4f9f8a04f260_NeikiAnalytics.exe | C:\Windows\SysWOW64\schtasks.exe |
| PID 4796 wrote to memory of 5088 | N/A | C:\Users\Admin\AppData\Local\Temp\21d145e4247c90a504ff4f9f8a04f260_NeikiAnalytics.exe | C:\Windows\SysWOW64\schtasks.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\21d145e4247c90a504ff4f9f8a04f260_NeikiAnalytics.exe
"C:\Users\Admin\AppData\Local\Temp\21d145e4247c90a504ff4f9f8a04f260_NeikiAnalytics.exe"
C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "SMTP Subsystem" /xml "C:\Users\Admin\AppData\Local\Temp\tmp1102.tmp"
C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "SMTP Subsystem Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmp12B9.tmp"
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=1028 --field-trial-handle=2272,i,4858140932023865871,5726683989663339295,262144 --variations-seed-version /prefetch:8
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 196.249.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 140.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | Ethxn-25787.portmap.host | udp |
| US | 8.8.4.4:53 | Ethxn-25787.portmap.host | udp |
| US | 8.8.8.8:53 | Ethxn-25787.portmap.host | udp |
| US | 8.8.8.8:53 | 4.4.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | Ethxn-25787.portmap.host | udp |
| US | 8.8.4.4:53 | Ethxn-25787.portmap.host | udp |
| US | 8.8.8.8:53 | chromewebstore.googleapis.com | udp |
| US | 8.8.8.8:53 | chromewebstore.googleapis.com | udp |
| GB | 142.250.200.42:443 | chromewebstore.googleapis.com | tcp |
| US | 8.8.8.8:53 | pki.goog | udp |
| US | 8.8.8.8:53 | pki.goog | udp |
| US | 216.239.32.29:80 | pki.goog | tcp |
| US | 8.8.8.8:53 | 42.200.250.142.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 29.32.239.216.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 228.249.119.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | Ethxn-25787.portmap.host | udp |
| US | 8.8.4.4:53 | Ethxn-25787.portmap.host | udp |
| US | 8.8.8.8:53 | Ethxn-25787.portmap.host | udp |
| N/A | 127.0.0.1:54984 | tcp | |
| US | 8.8.8.8:53 | 183.59.114.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 104.219.191.52.in-addr.arpa | udp |
| N/A | 127.0.0.1:54984 | tcp | |
| US | 13.107.246.64:443 | tcp | |
| N/A | 127.0.0.1:54984 | tcp | |
| US | 8.8.8.8:53 | Ethxn-25787.portmap.host | udp |
| US | 8.8.4.4:53 | Ethxn-25787.portmap.host | udp |
| US | 8.8.8.8:53 | Ethxn-25787.portmap.host | udp |
| US | 8.8.8.8:53 | Ethxn-25787.portmap.host | udp |
| US | 8.8.4.4:53 | Ethxn-25787.portmap.host | udp |
| US | 8.8.8.8:53 | Ethxn-25787.portmap.host | udp |
| US | 8.8.4.4:53 | Ethxn-25787.portmap.host | udp |
| US | 8.8.8.8:53 | Ethxn-25787.portmap.host | udp |
| N/A | 127.0.0.1:54984 | tcp | |
| N/A | 127.0.0.1:54984 | tcp | |
| N/A | 127.0.0.1:54984 | tcp | |
| US | 8.8.8.8:53 | 203.107.17.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | Ethxn-25787.portmap.host | udp |
| US | 8.8.4.4:53 | Ethxn-25787.portmap.host | udp |
| US | 8.8.8.8:53 | Ethxn-25787.portmap.host | udp |
| US | 8.8.8.8:53 | Ethxn-25787.portmap.host | udp |
| US | 8.8.4.4:53 | Ethxn-25787.portmap.host | udp |
| US | 8.8.8.8:53 | Ethxn-25787.portmap.host | udp |
| US | 8.8.4.4:53 | Ethxn-25787.portmap.host | udp |
| US | 8.8.8.8:53 | Ethxn-25787.portmap.host | udp |
| US | 8.8.8.8:53 | 13.227.111.52.in-addr.arpa | udp |
| N/A | 127.0.0.1:54984 | tcp | |
| N/A | 127.0.0.1:54984 | tcp | |
| N/A | 127.0.0.1:54984 | tcp | |
| US | 8.8.8.8:53 | Ethxn-25787.portmap.host | udp |
| US | 8.8.4.4:53 | Ethxn-25787.portmap.host | udp |
| US | 8.8.8.8:53 | Ethxn-25787.portmap.host | udp |
| US | 8.8.8.8:53 | Ethxn-25787.portmap.host | udp |
| US | 8.8.4.4:53 | Ethxn-25787.portmap.host | udp |
| US | 8.8.8.8:53 | Ethxn-25787.portmap.host | udp |
| US | 8.8.4.4:53 | Ethxn-25787.portmap.host | udp |
| US | 8.8.8.8:53 | Ethxn-25787.portmap.host | udp |
| N/A | 127.0.0.1:54984 | tcp | |
| N/A | 127.0.0.1:54984 | tcp | |
| N/A | 127.0.0.1:54984 | tcp | |
| US | 8.8.8.8:53 | Ethxn-25787.portmap.host | udp |
| US | 8.8.4.4:53 | Ethxn-25787.portmap.host | udp |
| US | 8.8.8.8:53 | Ethxn-25787.portmap.host | udp |
| US | 8.8.8.8:53 | 213.143.182.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | Ethxn-25787.portmap.host | udp |
| US | 8.8.4.4:53 | Ethxn-25787.portmap.host | udp |
| US | 8.8.8.8:53 | Ethxn-25787.portmap.host | udp |
| US | 8.8.4.4:53 | Ethxn-25787.portmap.host | udp |
| US | 8.8.8.8:53 | Ethxn-25787.portmap.host | udp |
| N/A | 127.0.0.1:54984 | tcp |
Files
memory/4796-0-0x0000000074DE2000-0x0000000074DE3000-memory.dmp
memory/4796-1-0x0000000074DE0000-0x0000000075391000-memory.dmp
memory/4796-2-0x0000000074DE0000-0x0000000075391000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\tmp1102.tmp
| MD5 | 82c0636e6fba969997ca47ac37b748b3 |
| SHA1 | 7a568d0f27b1561629719637dc36ab0a77da71d6 |
| SHA256 | ecb01f6da3a8a966526dac91dbd0676d84aae2a6af20561a41c944e4fc46e9d6 |
| SHA512 | fd62bc0b5124c0a9f963ea2f1c6b4967ea404e98c960dfcd75903868ddcb296609da5cf2aa0d9ab74b2fc65a5fe83ae92a56ee25d333cf92dd201f7933d05028 |
C:\Users\Admin\AppData\Local\Temp\tmp12B9.tmp
| MD5 | 0339b45ef206f4becc88be0d65e24b9e |
| SHA1 | 6503a1851f4ccd8c80a31f96bd7ae40d962c9fad |
| SHA256 | 3d568a47a8944a47f4aed6982755ac7ff7dda469cc1c81c213ecaa5d89de1f83 |
| SHA512 | c98f4513db34d50510dd986e0d812545c442bd5bef26932032b165759627fab4e00c95fe907ab3416a8a1042bfa77aa516c479f1ff7d1ec2f21ae66df8f72551 |
memory/4796-10-0x0000000074DE0000-0x0000000075391000-memory.dmp
memory/4796-11-0x0000000074DE2000-0x0000000074DE3000-memory.dmp
memory/4796-12-0x0000000074DE0000-0x0000000075391000-memory.dmp
memory/4796-13-0x0000000074DE0000-0x0000000075391000-memory.dmp
memory/4796-14-0x0000000074DE0000-0x0000000075391000-memory.dmp