Analysis Overview
SHA256
4581dedab46a4dea9c85a4239750157f50d4cc6de0aaaedd8654b8bcb0902306
Threat Level: Known bad
The file d8fbc9d04599038ec366e5c80b187060_NeikiAnalytics was found to be: Known bad.
Malicious Activity Summary
Darkcomet
UPX packed file
Loads dropped DLL
Executes dropped EXE
Checks computer location settings
Checks BIOS information in 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
Enumerates system info in registry
Checks processor information in registry
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK Matrix V13
Analysis: static1
Detonation Overview
Reported
2024-05-15 15:42
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-05-15 15:42
Reported
2024-05-15 15:45
Platform
win7-20240419-en
Max time kernel
142s
Max time network
141s
Command Line
Signatures
Darkcomet
Checks BIOS information in registry
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate | C:\Users\Admin\AppData\Roaming\mcsft.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\mcsft.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\mcsft.exe | N/A |
Loads dropped DLL
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
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Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Windows\CurrentVersion\Run\Mcrosoft = "C:\\Users\\Admin\\AppData\\Roaming\\mcsft.exe" | C:\Windows\SysWOW64\reg.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2720 set thread context of 2872 | N/A | C:\Users\Admin\AppData\Roaming\mcsft.exe | C:\Users\Admin\AppData\Roaming\mcsft.exe |
Enumerates physical storage devices
Checks processor information in registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 | C:\Users\Admin\AppData\Roaming\mcsft.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | C:\Users\Admin\AppData\Roaming\mcsft.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier | C:\Users\Admin\AppData\Roaming\mcsft.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier | C:\Users\Admin\AppData\Roaming\mcsft.exe | N/A |
Enumerates system info in registry
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier | C:\Users\Admin\AppData\Roaming\mcsft.exe | N/A |
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\d8fbc9d04599038ec366e5c80b187060_NeikiAnalytics.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\mcsft.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\mcsft.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\d8fbc9d04599038ec366e5c80b187060_NeikiAnalytics.exe
"C:\Users\Admin\AppData\Local\Temp\d8fbc9d04599038ec366e5c80b187060_NeikiAnalytics.exe"
C:\Windows\SysWOW64\cmd.exe
cmd /c ""C:\Users\Admin\AppData\Local\Temp\aQcxg.bat" "
C:\Windows\SysWOW64\reg.exe
REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "Mcrosoft" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\mcsft.exe" /f
C:\Users\Admin\AppData\Roaming\mcsft.exe
"C:\Users\Admin\AppData\Roaming\mcsft.exe"
C:\Users\Admin\AppData\Roaming\mcsft.exe
C:\Users\Admin\AppData\Roaming\mcsft.exe
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | ygo.no-ip.info | udp |
| ES | 94.73.33.36:1604 | ygo.no-ip.info | tcp |
| ES | 94.73.33.36:1604 | ygo.no-ip.info | tcp |
| ES | 94.73.33.36:1604 | ygo.no-ip.info | tcp |
| US | 8.8.8.8:53 | ygo.no-ip.info | udp |
| ES | 94.73.33.36:1604 | ygo.no-ip.info | tcp |
| ES | 94.73.33.36:1604 | ygo.no-ip.info | tcp |
| ES | 94.73.33.36:1604 | ygo.no-ip.info | tcp |
| US | 8.8.8.8:53 | ygo.no-ip.info | udp |
| ES | 94.73.33.36:1604 | ygo.no-ip.info | tcp |
Files
memory/2256-0-0x0000000000400000-0x00000000007C4000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\aQcxg.bat
| MD5 | a5feca573884d76f559b996d45e8ad9a |
| SHA1 | 0e81a993f3af4e31d60653dc2513186f0495f1c8 |
| SHA256 | c98e20d46d6465febb5d29cfab51241521ea5d6cd621f5e18b9b7d6fbfac3f0f |
| SHA512 | a9239648b5f15eac4d4151b6e1bdc81065eeaeb101404c2a0126f03bc87f1e6a57206bfa07a44379e9d3bba889e4497a9991ff41fb109099b01512df3dc3cbda |
C:\Users\Admin\AppData\Roaming\mcsft.exe
| MD5 | 8e400567f1e2f2e97aab82bdbf3e2392 |
| SHA1 | b38de91e180529fbe059f753c5112452a3001126 |
| SHA256 | 6079cbdf02f36678611d0ed25b87e7038bcb0abbced42ac454af65f86bc68f5f |
| SHA512 | db018993495dc9f5d5c67196aff2396e6de600ca056a75c73693ca652132f65bb1f6f0c81e99933b970f93b2604ef5a0505b550780a81cafa8e812194347cb49 |
memory/2872-51-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/2872-50-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/2872-48-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/2872-52-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/2872-54-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/2872-53-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/2872-55-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/2872-57-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/2872-58-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/2872-56-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/2872-59-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/2872-61-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/2872-63-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/2872-65-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/2872-67-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/2872-69-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/2872-72-0x0000000000400000-0x00000000004B5000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-05-15 15:42
Reported
2024-05-15 15:45
Platform
win10v2004-20240426-en
Max time kernel
149s
Max time network
151s
Command Line
Signatures
Darkcomet
Checks BIOS information in registry
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate | C:\Users\Admin\AppData\Roaming\mcsft.exe | N/A |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-540404634-651139247-2967210625-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\d8fbc9d04599038ec366e5c80b187060_NeikiAnalytics.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\mcsft.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\mcsft.exe | N/A |
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
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Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-540404634-651139247-2967210625-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Mcrosoft = "C:\\Users\\Admin\\AppData\\Roaming\\mcsft.exe" | C:\Windows\SysWOW64\reg.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 4740 set thread context of 5060 | N/A | C:\Users\Admin\AppData\Roaming\mcsft.exe | C:\Users\Admin\AppData\Roaming\mcsft.exe |
Enumerates physical storage devices
Checks processor information in registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 | C:\Users\Admin\AppData\Roaming\mcsft.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | C:\Users\Admin\AppData\Roaming\mcsft.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier | C:\Users\Admin\AppData\Roaming\mcsft.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier | C:\Users\Admin\AppData\Roaming\mcsft.exe | N/A |
Enumerates system info in registry
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier | C:\Users\Admin\AppData\Roaming\mcsft.exe | N/A |
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\d8fbc9d04599038ec366e5c80b187060_NeikiAnalytics.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\mcsft.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\mcsft.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\d8fbc9d04599038ec366e5c80b187060_NeikiAnalytics.exe
"C:\Users\Admin\AppData\Local\Temp\d8fbc9d04599038ec366e5c80b187060_NeikiAnalytics.exe"
C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\xhgTS.bat" "
C:\Windows\SysWOW64\reg.exe
REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /v "Mcrosoft" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\mcsft.exe" /f
C:\Users\Admin\AppData\Roaming\mcsft.exe
"C:\Users\Admin\AppData\Roaming\mcsft.exe"
C:\Users\Admin\AppData\Roaming\mcsft.exe
C:\Users\Admin\AppData\Roaming\mcsft.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 | 97.17.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | ygo.no-ip.info | udp |
| ES | 94.73.33.36:1604 | ygo.no-ip.info | tcp |
| US | 8.8.8.8:53 | 172.210.232.199.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 | 138.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 237.197.79.204.in-addr.arpa | udp |
| NL | 23.62.61.138:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 26.35.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 138.61.62.23.in-addr.arpa | udp |
| NL | 23.62.61.138:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 228.249.119.40.in-addr.arpa | udp |
| ES | 94.73.33.36:1604 | ygo.no-ip.info | tcp |
| US | 8.8.8.8:53 | 157.123.68.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| ES | 94.73.33.36:1604 | ygo.no-ip.info | tcp |
| US | 8.8.8.8:53 | 77.190.18.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | ygo.no-ip.info | udp |
| ES | 94.73.33.36:1604 | ygo.no-ip.info | tcp |
| US | 8.8.8.8:53 | 55.36.223.20.in-addr.arpa | udp |
| ES | 94.73.33.36:1604 | ygo.no-ip.info | tcp |
| US | 8.8.8.8:53 | 23.236.111.52.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 | 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 | 205.47.74.20.in-addr.arpa | udp |
| ES | 94.73.33.36:1604 | ygo.no-ip.info | tcp |
| US | 8.8.8.8:53 | ygo.no-ip.info | udp |
| ES | 94.73.33.36:1604 | ygo.no-ip.info | tcp |
| US | 8.8.8.8:53 | 91.16.208.104.in-addr.arpa | udp |
Files
memory/2740-0-0x0000000000400000-0x00000000007C4000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\xhgTS.txt
| MD5 | a5feca573884d76f559b996d45e8ad9a |
| SHA1 | 0e81a993f3af4e31d60653dc2513186f0495f1c8 |
| SHA256 | c98e20d46d6465febb5d29cfab51241521ea5d6cd621f5e18b9b7d6fbfac3f0f |
| SHA512 | a9239648b5f15eac4d4151b6e1bdc81065eeaeb101404c2a0126f03bc87f1e6a57206bfa07a44379e9d3bba889e4497a9991ff41fb109099b01512df3dc3cbda |
C:\Users\Admin\AppData\Roaming\mcsft.txt
| MD5 | 1a904c6988b6f9e5a80747b5a080b398 |
| SHA1 | 3a4725e09045b87952995cb21e761fde3f60f872 |
| SHA256 | c61d0f92f9dc6958990fd1493e90414cf990f9214d11072a52085c4ad6391110 |
| SHA512 | 1d45a44f2830939cfb45b4c664fcac83dca00a26c909ab4ba082d97267070d70029c0db295885febd592a8e85481bb00e17d20407939f9daf12eff1e45e0267b |
memory/5060-31-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/5060-34-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/5060-35-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/5060-36-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/5060-37-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/5060-40-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/5060-41-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/5060-38-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/5060-42-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/5060-44-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/5060-46-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/5060-48-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/5060-50-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/5060-52-0x0000000000400000-0x00000000004B5000-memory.dmp
memory/5060-54-0x0000000000400000-0x00000000004B5000-memory.dmp