Analysis Overview
SHA256
1c248cd310faf27c13883256841a0e9690016cf3918c543d06dc64a685dd5e97
Threat Level: Likely malicious
The file ea849e62ada93c7767054f58fcbca120_NeikiAnalytics.exe was found to be: Likely malicious.
Malicious Activity Summary
Blocklisted process makes network request
Reads user/profile data of web browsers
Loads dropped DLL
ASPack v2.12-2.42
Executes dropped EXE
Deletes itself
Adds Run key to start application
Writes to the Master Boot Record (MBR)
Enumerates connected drives
Unsigned PE
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Checks processor information in registry
Runs ping.exe
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-05-17 11:25
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-05-17 11:25
Reported
2024-05-17 11:28
Platform
win7-20240221-en
Max time kernel
142s
Max time network
149s
Command Line
Signatures
Blocklisted process makes network request
| Description | Indicator | Process | Target |
| N/A | N/A | \??\c:\windows\SysWOW64\rundll32.exe | N/A |
| N/A | N/A | \??\c:\windows\SysWOW64\rundll32.exe | N/A |
| N/A | N/A | \??\c:\windows\SysWOW64\rundll32.exe | N/A |
| N/A | N/A | \??\c:\windows\SysWOW64\rundll32.exe | N/A |
| N/A | N/A | \??\c:\windows\SysWOW64\rundll32.exe | N/A |
| N/A | N/A | \??\c:\windows\SysWOW64\rundll32.exe | N/A |
| N/A | N/A | \??\c:\windows\SysWOW64\rundll32.exe | N/A |
| N/A | N/A | \??\c:\windows\SysWOW64\rundll32.exe | N/A |
| N/A | N/A | \??\c:\windows\SysWOW64\rundll32.exe | N/A |
| N/A | N/A | \??\c:\windows\SysWOW64\rundll32.exe | N/A |
ASPack v2.12-2.42
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Deletes itself
| Description | Indicator | Process | Target |
| N/A | N/A | \??\c:\naksqpeo.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | \??\c:\naksqpeo.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | \??\c:\windows\SysWOW64\rundll32.exe | N/A |
| N/A | N/A | \??\c:\windows\SysWOW64\rundll32.exe | N/A |
| N/A | N/A | \??\c:\windows\SysWOW64\rundll32.exe | N/A |
| N/A | N/A | \??\c:\windows\SysWOW64\rundll32.exe | N/A |
Reads user/profile data of web browsers
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Run\EvtMgr = "c:\\windows\\SysWOW64\\rundll32.exe \"c:\\nmpbjk\\rxkix.dll\",AbortProc" | \??\c:\windows\SysWOW64\rundll32.exe | N/A |
Enumerates connected drives
| Description | Indicator | Process | Target |
| File opened (read-only) | \??\k: | \??\c:\windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\l: | \??\c:\windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\r: | \??\c:\windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\t: | \??\c:\windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\w: | \??\c:\windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\x: | \??\c:\windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\b: | \??\c:\windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\e: | \??\c:\windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\q: | \??\c:\windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\s: | \??\c:\windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\y: | \??\c:\windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\z: | \??\c:\windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\a: | \??\c:\windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\i: | \??\c:\windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\j: | \??\c:\windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\o: | \??\c:\windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\m: | \??\c:\windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\n: | \??\c:\windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\p: | \??\c:\windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\u: | \??\c:\windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\v: | \??\c:\windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\g: | \??\c:\windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\h: | \??\c:\windows\SysWOW64\rundll32.exe | N/A |
Writes to the Master Boot Record (MBR)
| Description | Indicator | Process | Target |
| File opened for modification | \??\PHYSICALDRIVE0 | \??\c:\windows\SysWOW64\rundll32.exe | N/A |
Checks processor information in registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 | \??\c:\windows\SysWOW64\rundll32.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | \??\c:\windows\SysWOW64\rundll32.exe | N/A |
Runs ping.exe
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\PING.EXE | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | \??\c:\windows\SysWOW64\rundll32.exe | N/A |
| N/A | N/A | \??\c:\windows\SysWOW64\rundll32.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | \??\c:\windows\SysWOW64\rundll32.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\ea849e62ada93c7767054f58fcbca120_NeikiAnalytics.exe | N/A |
| N/A | N/A | \??\c:\naksqpeo.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\ea849e62ada93c7767054f58fcbca120_NeikiAnalytics.exe
"C:\Users\Admin\AppData\Local\Temp\ea849e62ada93c7767054f58fcbca120_NeikiAnalytics.exe"
C:\Windows\SysWOW64\cmd.exe
cmd.exe /c ping 127.0.0.1 -n 2&c:\naksqpeo.exe "C:\Users\Admin\AppData\Local\Temp\ea849e62ada93c7767054f58fcbca120_NeikiAnalytics.exe"
C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1 -n 2
\??\c:\naksqpeo.exe
c:\naksqpeo.exe "C:\Users\Admin\AppData\Local\Temp\ea849e62ada93c7767054f58fcbca120_NeikiAnalytics.exe"
\??\c:\windows\SysWOW64\rundll32.exe
c:\windows\system32\rundll32.exe "c:\nmpbjk\rxkix.dll",AbortProc c:\naksqpeo.exe
Network
| Country | Destination | Domain | Proto |
| US | 67.229.62.198:803 | tcp | |
| US | 67.229.62.198:803 | tcp | |
| US | 67.229.62.194:3201 | tcp | |
| US | 67.229.62.197:805 | tcp | |
| US | 67.229.62.197:805 | tcp | |
| US | 67.229.62.197:805 | tcp | |
| US | 67.229.62.197:805 | tcp | |
| US | 67.229.62.194:3201 | tcp | |
| US | 67.229.62.194:3201 | tcp | |
| US | 67.229.62.194:3201 | tcp |
Files
memory/2988-0-0x0000000000400000-0x0000000000428000-memory.dmp
memory/2988-2-0x0000000000400000-0x0000000000428000-memory.dmp
\??\c:\naksqpeo.exe
| MD5 | bb6a74d0e907e139cf68f0bc7b75fa04 |
| SHA1 | b87942c702215cfc48414345d705708fbf6847f1 |
| SHA256 | 7db2cd4de78c3a97042a8c461640e255ff33f1dddaa0cb7ff91586a57cd946ed |
| SHA512 | 26e6e12ae7ce306d6d0ed2f336bf0643d997a1a286503640318c7a242beefa7615dbda76a6e1fc9e58fb7332a4b718028c15753221ef1e88dd49d765ba54f7b8 |
memory/2484-6-0x0000000000400000-0x0000000000428000-memory.dmp
memory/868-5-0x0000000000120000-0x0000000000148000-memory.dmp
memory/2484-8-0x0000000000400000-0x0000000000428000-memory.dmp
\??\c:\nmpbjk\rxkix.dll
| MD5 | a2c2137ff7abf6be6bcae4252c394a69 |
| SHA1 | 07b402104df563f9486c2eef975fee70f65a5145 |
| SHA256 | 37ab4b7ee8f6b61c3854af4ed4676fd0d69f0260fb1296ad75e57aa08e1eeb03 |
| SHA512 | 5d05ed7c55bee8f41502acaea3d41fcf4421ad641d43f0b97b4cdc8fe584983da7712c561a53b708e88391df7929914746115700ae733155418693bcec6989a9 |
memory/2584-14-0x0000000010000000-0x0000000010036000-memory.dmp
memory/2584-15-0x0000000010000000-0x0000000010036000-memory.dmp
memory/2584-16-0x0000000010000000-0x0000000010036000-memory.dmp
memory/2584-17-0x0000000010000000-0x0000000010036000-memory.dmp
memory/2584-19-0x0000000010000000-0x0000000010036000-memory.dmp
memory/2584-18-0x0000000010000000-0x0000000010036000-memory.dmp
memory/2584-20-0x0000000010033000-0x0000000010034000-memory.dmp
memory/2584-21-0x0000000010000000-0x0000000010036000-memory.dmp
memory/2584-25-0x0000000010000000-0x0000000010036000-memory.dmp
memory/2584-26-0x0000000010000000-0x0000000010036000-memory.dmp
memory/2584-27-0x0000000010000000-0x0000000010036000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-05-17 11:25
Reported
2024-05-17 11:28
Platform
win10v2004-20240508-en
Max time kernel
142s
Max time network
135s
Command Line
Signatures
Blocklisted process makes network request
| Description | Indicator | Process | Target |
| N/A | N/A | \??\c:\windows\SysWOW64\rundll32.exe | N/A |
| N/A | N/A | \??\c:\windows\SysWOW64\rundll32.exe | N/A |
| N/A | N/A | \??\c:\windows\SysWOW64\rundll32.exe | N/A |
| N/A | N/A | \??\c:\windows\SysWOW64\rundll32.exe | N/A |
| N/A | N/A | \??\c:\windows\SysWOW64\rundll32.exe | N/A |
| N/A | N/A | \??\c:\windows\SysWOW64\rundll32.exe | N/A |
| N/A | N/A | \??\c:\windows\SysWOW64\rundll32.exe | N/A |
| N/A | N/A | \??\c:\windows\SysWOW64\rundll32.exe | N/A |
ASPack v2.12-2.42
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Deletes itself
| Description | Indicator | Process | Target |
| N/A | N/A | \??\c:\kypja.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | \??\c:\kypja.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | \??\c:\windows\SysWOW64\rundll32.exe | N/A |
Reads user/profile data of web browsers
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\EvtMgr = "c:\\windows\\SysWOW64\\rundll32.exe \"c:\\zuuxl\\fyahcre.dll\",AbortProc" | \??\c:\windows\SysWOW64\rundll32.exe | N/A |
Enumerates connected drives
| Description | Indicator | Process | Target |
| File opened (read-only) | \??\g: | \??\c:\windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\h: | \??\c:\windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\k: | \??\c:\windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\n: | \??\c:\windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\o: | \??\c:\windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\t: | \??\c:\windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\b: | \??\c:\windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\e: | \??\c:\windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\x: | \??\c:\windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\z: | \??\c:\windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\u: | \??\c:\windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\w: | \??\c:\windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\i: | \??\c:\windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\s: | \??\c:\windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\v: | \??\c:\windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\l: | \??\c:\windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\p: | \??\c:\windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\m: | \??\c:\windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\q: | \??\c:\windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\r: | \??\c:\windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\y: | \??\c:\windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\a: | \??\c:\windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\j: | \??\c:\windows\SysWOW64\rundll32.exe | N/A |
Writes to the Master Boot Record (MBR)
| Description | Indicator | Process | Target |
| File opened for modification | \??\PHYSICALDRIVE0 | \??\c:\windows\SysWOW64\rundll32.exe | N/A |
Checks processor information in registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 | \??\c:\windows\SysWOW64\rundll32.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | \??\c:\windows\SysWOW64\rundll32.exe | N/A |
Runs ping.exe
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\PING.EXE | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | \??\c:\windows\SysWOW64\rundll32.exe | N/A |
| N/A | N/A | \??\c:\windows\SysWOW64\rundll32.exe | N/A |
| N/A | N/A | \??\c:\windows\SysWOW64\rundll32.exe | N/A |
| N/A | N/A | \??\c:\windows\SysWOW64\rundll32.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | \??\c:\windows\SysWOW64\rundll32.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\ea849e62ada93c7767054f58fcbca120_NeikiAnalytics.exe | N/A |
| N/A | N/A | \??\c:\kypja.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\ea849e62ada93c7767054f58fcbca120_NeikiAnalytics.exe
"C:\Users\Admin\AppData\Local\Temp\ea849e62ada93c7767054f58fcbca120_NeikiAnalytics.exe"
C:\Windows\SysWOW64\cmd.exe
cmd.exe /c ping 127.0.0.1 -n 2&c:\kypja.exe "C:\Users\Admin\AppData\Local\Temp\ea849e62ada93c7767054f58fcbca120_NeikiAnalytics.exe"
C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1 -n 2
\??\c:\kypja.exe
c:\kypja.exe "C:\Users\Admin\AppData\Local\Temp\ea849e62ada93c7767054f58fcbca120_NeikiAnalytics.exe"
\??\c:\windows\SysWOW64\rundll32.exe
c:\windows\system32\rundll32.exe "c:\zuuxl\fyahcre.dll",AbortProc c:\kypja.exe
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 104.219.191.52.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 | 82.90.14.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 75.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 237.197.79.204.in-addr.arpa | udp |
| US | 67.229.62.198:803 | tcp | |
| US | 8.8.8.8:53 | 133.211.185.52.in-addr.arpa | udp |
| US | 67.229.62.194:3201 | tcp | |
| US | 67.229.62.197:805 | tcp | |
| US | 67.229.62.197:805 | tcp | |
| 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 | 139.53.16.96.in-addr.arpa | udp |
| US | 67.229.62.197:805 | tcp | |
| US | 67.229.62.194:3201 | tcp | |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 55.36.223.20.in-addr.arpa | udp |
| US | 67.229.62.194:3201 | tcp | |
| 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 | 67.229.62.194:3201 | tcp |
Files
memory/4224-0-0x0000000000400000-0x0000000000428000-memory.dmp
memory/4224-2-0x0000000000400000-0x0000000000428000-memory.dmp
C:\kypja.exe
| MD5 | b6593a24ec37d3a2c9d8d09f38974dc4 |
| SHA1 | 216d28ba11743b51e6b930c6624c04efbd299d19 |
| SHA256 | c6b3249ac0e45bc856704e0430c652a9e19cb28966830af87d46a74a21d2a6c8 |
| SHA512 | 2aed056828b25e5775f648fbc00919069ebce14c9a1707dc9545bf823a9f2aed00bd688e7cee908bd3d99dc3261ccfd390e45cc52bea63c4101f9b742a72b0cb |
memory/2064-6-0x0000000000400000-0x0000000000428000-memory.dmp
memory/2064-8-0x0000000000400000-0x0000000000428000-memory.dmp
\??\c:\zuuxl\fyahcre.dll
| MD5 | a2c2137ff7abf6be6bcae4252c394a69 |
| SHA1 | 07b402104df563f9486c2eef975fee70f65a5145 |
| SHA256 | 37ab4b7ee8f6b61c3854af4ed4676fd0d69f0260fb1296ad75e57aa08e1eeb03 |
| SHA512 | 5d05ed7c55bee8f41502acaea3d41fcf4421ad641d43f0b97b4cdc8fe584983da7712c561a53b708e88391df7929914746115700ae733155418693bcec6989a9 |
memory/784-11-0x0000000010000000-0x0000000010036000-memory.dmp
memory/784-14-0x0000000010000000-0x0000000010036000-memory.dmp
memory/784-13-0x0000000010000000-0x0000000010036000-memory.dmp
memory/784-12-0x0000000010000000-0x0000000010036000-memory.dmp
memory/784-15-0x0000000010000000-0x0000000010036000-memory.dmp
memory/784-17-0x0000000010000000-0x0000000010036000-memory.dmp
memory/784-19-0x0000000010000000-0x0000000010036000-memory.dmp