Analysis Overview
SHA256
3edb990fd9a987c3bff8e805972c36dffd1bfd37c7f9ea7fdb581a63929e86ec
Threat Level: Shows suspicious behavior
The file 4e1f0e6735cbd11f94acfcb339e2cc50_NEAS was found to be: Shows suspicious behavior.
Malicious Activity Summary
Drops startup file
Executes dropped EXE
Loads dropped DLL
Writes to the Master Boot Record (MBR)
Drops file in System32 directory
Drops file in Windows directory
Enumerates physical storage devices
Unsigned PE
Modifies Internet Explorer settings
Modifies registry class
Suspicious use of WriteProcessMemory
Suspicious behavior: AddClipboardFormatListener
Suspicious use of SetWindowsHookEx
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-05-07 11:00
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral2
Detonation Overview
Submitted
2024-05-07 11:00
Reported
2024-05-07 11:02
Platform
win10v2004-20240419-en
Max time kernel
130s
Max time network
99s
Command Line
Signatures
Drops startup file
| Description | Indicator | Process | Target |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\BFA1C7.lnk | C:\Windows\SysWOW64\70B97F\BFA1C7.EXE | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\70B97F\BFA1C7.EXE | N/A |
Loads dropped DLL
Writes to the Master Boot Record (MBR)
| Description | Indicator | Process | Target |
| File opened for modification | \??\PhysicalDrive0 | C:\Users\Admin\AppData\Local\Temp\4e1f0e6735cbd11f94acfcb339e2cc50_NEAS.exe | N/A |
| File opened for modification | \??\PhysicalDrive0 | C:\Windows\SysWOW64\70B97F\BFA1C7.EXE | N/A |
Drops file in System32 directory
Enumerates physical storage devices
Modifies Internet Explorer settings
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\USER\S-1-5-21-3726321484-1950364574-433157660-1000\SOFTWARE\Microsoft\Internet Explorer\Toolbar\ShellBrowser | C:\Windows\explorer.exe | N/A |
| Set value (data) | \REGISTRY\USER\S-1-5-21-3726321484-1950364574-433157660-1000\SOFTWARE\Microsoft\Internet Explorer\Toolbar\ShellBrowser\ITBar7Layout = 13000000000000000000000020000000100000000000000001000000010700005e01000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 | C:\Windows\explorer.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-3726321484-1950364574-433157660-1000\Software\Microsoft\Internet Explorer\Toolbar | C:\Windows\explorer.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-21-3726321484-1950364574-433157660-1000\SOFTWARE\Microsoft\Internet Explorer\Toolbar\Locked = "1" | C:\Windows\explorer.exe | N/A |
| Key deleted | \REGISTRY\USER\S-1-5-21-3726321484-1950364574-433157660-1000\SOFTWARE\Microsoft\Internet Explorer\TypedURLs | C:\Windows\SysWOW64\70B97F\BFA1C7.EXE | N/A |
Modifies registry class
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\USER\S-1-5-21-3726321484-1950364574-433157660-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0 | C:\Windows\explorer.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-3726321484-1950364574-433157660-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags | C:\Windows\explorer.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-3726321484-1950364574-433157660-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1 | C:\Windows\explorer.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3726321484-1950364574-433157660-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\Shell\SniffedFolderType = "Documents" | C:\Windows\explorer.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-3726321484-1950364574-433157660-1000_Classes\Local Settings | C:\Windows\explorer.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-3726321484-1950364574-433157660-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell | C:\Windows\explorer.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-3726321484-1950364574-433157660-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU | C:\Windows\explorer.exe | N/A |
| Set value (data) | \REGISTRY\USER\S-1-5-21-3726321484-1950364574-433157660-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0 = 14002e80922b16d365937a46956b92703aca08af0000 | C:\Windows\explorer.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-3726321484-1950364574-433157660-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\ | C:\Windows\explorer.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-3726321484-1950364574-433157660-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\AllFolders\Shell | C:\Windows\explorer.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-3726321484-1950364574-433157660-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\AllFolders | C:\Windows\explorer.exe | N/A |
| Set value (data) | \REGISTRY\USER\S-1-5-21-3726321484-1950364574-433157660-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots | C:\Windows\explorer.exe | N/A |
| Set value (data) | \REGISTRY\USER\S-1-5-21-3726321484-1950364574-433157660-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\MRUListEx = 00000000ffffffff | C:\Windows\explorer.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-21-3726321484-1950364574-433157660-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\NodeSlot = "1" | C:\Windows\explorer.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-3726321484-1950364574-433157660-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\Shell | C:\Windows\explorer.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-3726321484-1950364574-433157660-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0 | C:\Windows\explorer.exe | N/A |
| Set value (data) | \REGISTRY\USER\S-1-5-21-3726321484-1950364574-433157660-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots = 02 | C:\Windows\explorer.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4336a54d-038b-4685-ab02-99bb52d3fb8b}\Instance\ | C:\Windows\explorer.exe | N/A |
| Set value (data) | \REGISTRY\USER\S-1-5-21-3726321484-1950364574-433157660-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\AllFolders\Shell\NavBar = 000000000000000000000000000000008b000000870000003153505305d5cdd59c2e1b10939708002b2cf9ae6b0000005a000000007b00360044003800420042003300440033002d0039004400380037002d0034004100390031002d0041004200350036002d003400460033003000430046004600450046004500390046007d005f0057006900640074006800000013000000cc0000000000000000000000 | C:\Windows\explorer.exe | N/A |
| Set value (data) | \REGISTRY\USER\S-1-5-21-3726321484-1950364574-433157660-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = ffffffff | C:\Windows\explorer.exe | N/A |
| Set value (data) | \REGISTRY\USER\S-1-5-21-3726321484-1950364574-433157660-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0 = 14001f50e04fd020ea3a6910a2d808002b30309d0000 | C:\Windows\explorer.exe | N/A |
| Set value (data) | \REGISTRY\USER\S-1-5-21-3726321484-1950364574-433157660-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = 00000000ffffffff | C:\Windows\explorer.exe | N/A |
| Set value (data) | \REGISTRY\USER\S-1-5-21-3726321484-1950364574-433157660-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\MRUListEx = ffffffff | C:\Windows\explorer.exe | N/A |
Suspicious behavior: AddClipboardFormatListener
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\explorer.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\4e1f0e6735cbd11f94acfcb339e2cc50_NEAS.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\4e1f0e6735cbd11f94acfcb339e2cc50_NEAS.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\70B97F\BFA1C7.EXE | N/A |
| N/A | N/A | C:\Windows\SysWOW64\70B97F\BFA1C7.EXE | N/A |
| N/A | N/A | C:\Windows\explorer.exe | N/A |
| N/A | N/A | C:\Windows\explorer.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\70B97F\BFA1C7.EXE | N/A |
| N/A | N/A | C:\Windows\SysWOW64\70B97F\BFA1C7.EXE | N/A |
| N/A | N/A | C:\Windows\SysWOW64\70B97F\BFA1C7.EXE | N/A |
| N/A | N/A | C:\Windows\SysWOW64\70B97F\BFA1C7.EXE | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 3728 wrote to memory of 1736 | N/A | C:\Users\Admin\AppData\Local\Temp\4e1f0e6735cbd11f94acfcb339e2cc50_NEAS.exe | C:\Windows\SysWOW64\explorer.exe |
| PID 3728 wrote to memory of 1736 | N/A | C:\Users\Admin\AppData\Local\Temp\4e1f0e6735cbd11f94acfcb339e2cc50_NEAS.exe | C:\Windows\SysWOW64\explorer.exe |
| PID 3728 wrote to memory of 1736 | N/A | C:\Users\Admin\AppData\Local\Temp\4e1f0e6735cbd11f94acfcb339e2cc50_NEAS.exe | C:\Windows\SysWOW64\explorer.exe |
| PID 3728 wrote to memory of 5084 | N/A | C:\Users\Admin\AppData\Local\Temp\4e1f0e6735cbd11f94acfcb339e2cc50_NEAS.exe | C:\Windows\SysWOW64\70B97F\BFA1C7.EXE |
| PID 3728 wrote to memory of 5084 | N/A | C:\Users\Admin\AppData\Local\Temp\4e1f0e6735cbd11f94acfcb339e2cc50_NEAS.exe | C:\Windows\SysWOW64\70B97F\BFA1C7.EXE |
| PID 3728 wrote to memory of 5084 | N/A | C:\Users\Admin\AppData\Local\Temp\4e1f0e6735cbd11f94acfcb339e2cc50_NEAS.exe | C:\Windows\SysWOW64\70B97F\BFA1C7.EXE |
Processes
C:\Users\Admin\AppData\Local\Temp\4e1f0e6735cbd11f94acfcb339e2cc50_NEAS.exe
"C:\Users\Admin\AppData\Local\Temp\4e1f0e6735cbd11f94acfcb339e2cc50_NEAS.exe"
C:\Windows\SysWOW64\explorer.exe
explorer C:\Users\Admin\AppData\Local\Temp\4e1f0e6735cbd11f94acfcb339e2cc50_NEAS
C:\Windows\explorer.exe
C:\Windows\explorer.exe /factory,{75dff2b7-6936-4c06-a8bb-676a7b00b24b} -Embedding
C:\Windows\SysWOW64\70B97F\BFA1C7.EXE
C:\Windows\system32\70B97F\BFA1C7.EXE
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 58.55.71.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 76.32.126.40.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 | 237.197.79.204.in-addr.arpa | udp |
| NL | 23.62.61.129:443 | www.bing.com | tcp |
| US | 20.231.121.79:80 | tcp | |
| US | 8.8.8.8:53 | 129.61.62.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 209.205.72.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 86.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 139.53.16.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 77.190.18.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 14.251.17.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 58.99.105.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 48.229.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 55.36.223.20.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 | 200.197.79.204.in-addr.arpa | udp |
Files
memory/3728-5-0x0000000000400000-0x0000000000473000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\E_N4\krnln.fnr
| MD5 | af80aac4f7df4defa356331a25e02abb |
| SHA1 | 548bfffffc6a65068da3594ddcd60c194a842958 |
| SHA256 | 40c2afb52bee38b2142edad50b7e86f4f703d15ef2c0a9e47331d2aaa72a7ec5 |
| SHA512 | 993a7367084d53303cc44d9cc634e862d8b208f8c975866672dd6151969cb6790eeda7e2b7655ce36578158977b7c6716d0e0bbb0eb5a4dd1c2156c9ebd7cc3b |
memory/3728-8-0x0000000010000000-0x000000001011D000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\E_N4\shell.fne
| MD5 | 619c0838afba3c541ef4c5d5a961e2ed |
| SHA1 | e31360f61b2325caf353ccb98d72551a4fb292d7 |
| SHA256 | b711bc978fc4dcab8b036b3a55cd78430f9aa97410d3b1931876cb5ffbe338b9 |
| SHA512 | 0585713921ecabb5f0fcdc9ae783cecedaff1f21dd25b2bbe2800cc03e4393866b7b1ad61608a75ee4c42f9011441c09e97a290bced916413d66094fbdee4087 |
C:\Windows\SysWOW64\70B97F\eAPI.fne
| MD5 | ff2640377b1bc22a77948242fa5c9758 |
| SHA1 | 9bb7638ef6fff6e151535b9d0233a0bfae9161e6 |
| SHA256 | d8010265927d6642075a744d1158cb6bc7f45fb33b2574678ce19a25869a7085 |
| SHA512 | ed677887163eb05a4430a6b28690e7ca750d41d0718c36f58c038b413288a3930833bc94b6798f5ff4e1e2c2575b73305ee25ff8c07625be4c56ae66484f0eb3 |
memory/3728-42-0x0000000002410000-0x000000000242E000-memory.dmp
memory/3728-41-0x00000000023F0000-0x0000000002401000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\E_N4\dp1.fne
| MD5 | e491914a6a29b084d612ab5d6da39769 |
| SHA1 | 72698a97d2b48a900867250d70f9162b1335e202 |
| SHA256 | 8e55908d8e25f01c00fbadc3a6daf55456a54be08b788ecb935ef343674ee5c7 |
| SHA512 | 2ef0de254d3120e55f034943beb112c8bf7152b687706c5d1f05825f12a6db4db58504def98d1a87fb52ec6f596252d3e54726c3bfa1f746a04a56587a056b18 |
C:\Users\Admin\AppData\Local\Temp\E_N4\cnvpe.fne
| MD5 | 4000b07d11aeff1c80de5be87658acb5 |
| SHA1 | d9ed7959112d0e2a7a5a6c0389c09c579325e6a7 |
| SHA256 | b8a4247f57edb9c2dc3ba019b76d4714ea774ad7702d4dc285df79eec519a42a |
| SHA512 | 0cc5d8cc1c92c51201e7c5bac94a8480e2e39ccc7e9d220f18a17902461f4a7fe3778fdd7ec02cbdc781573d3cf037ff2e525c098df937f3d3fc68eb5aa67578 |
memory/3728-62-0x0000000002430000-0x0000000002445000-memory.dmp
C:\Windows\SysWOW64\70B97F\BFA1C7.EXE
| MD5 | de23634ed0fec5944ad8269933cc0c9e |
| SHA1 | 154aea94c25b074b4a0c5f513533b5e4b8dfd7e5 |
| SHA256 | 6f8170ecf7c5a29754dc408168c02bac51bc360705785e90e6ae15369fee7427 |
| SHA512 | 70132afe87d543015083ddf3f9933b4bf2d5af7aa9f587551c66deda6824e7a59c87c649ee4afe56b3bee2f3096e92b35e6ff2470ffa1cdf52498766ded29fb4 |
memory/5084-68-0x0000000010000000-0x000000001011D000-memory.dmp
memory/5084-67-0x0000000000400000-0x000000000041F000-memory.dmp
C:\Windows\SysWOW64\70B97F\com.run
| MD5 | ce2f773275d3fe8b78f4cf067d5e6a0f |
| SHA1 | b7135e34d46eb4303147492d5cee5e1ef7b392ab |
| SHA256 | eb8099c0ad2d82d9d80530443e2909f3b34be0844d445e844f1c994476c86d2d |
| SHA512 | d733dc01c047be56680629a385abdd2aa1598a2b5459269028446da9097b6f6c1e7ade5b74e3ac3809dd8a3f8d1cbbe7fd669f2762be61f9c38fd4a2cca9e063 |
memory/5084-72-0x00000000023B0000-0x00000000023FA000-memory.dmp
memory/5084-94-0x0000000002EF0000-0x0000000002F4E000-memory.dmp
memory/5084-93-0x0000000002DA0000-0x0000000002DBE000-memory.dmp
memory/5084-92-0x0000000002D80000-0x0000000002D91000-memory.dmp
memory/3728-98-0x0000000010000000-0x000000001011D000-memory.dmp
memory/3728-97-0x0000000000400000-0x0000000000473000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2024-05-07 11:00
Reported
2024-05-07 11:02
Platform
win7-20240220-en
Max time kernel
119s
Max time network
120s
Command Line
Signatures
Drops startup file
| Description | Indicator | Process | Target |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\9DB5FA.lnk | C:\Windows\SysWOW64\C8F5D6\9DB5FA.EXE | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\C8F5D6\9DB5FA.EXE | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\4e1f0e6735cbd11f94acfcb339e2cc50_NEAS.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\4e1f0e6735cbd11f94acfcb339e2cc50_NEAS.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\4e1f0e6735cbd11f94acfcb339e2cc50_NEAS.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\4e1f0e6735cbd11f94acfcb339e2cc50_NEAS.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\4e1f0e6735cbd11f94acfcb339e2cc50_NEAS.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\4e1f0e6735cbd11f94acfcb339e2cc50_NEAS.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\C8F5D6\9DB5FA.EXE | N/A |
| N/A | N/A | C:\Windows\SysWOW64\C8F5D6\9DB5FA.EXE | N/A |
| N/A | N/A | C:\Windows\SysWOW64\C8F5D6\9DB5FA.EXE | N/A |
| N/A | N/A | C:\Windows\SysWOW64\C8F5D6\9DB5FA.EXE | N/A |
| N/A | N/A | C:\Windows\SysWOW64\C8F5D6\9DB5FA.EXE | N/A |
| N/A | N/A | C:\Windows\SysWOW64\C8F5D6\9DB5FA.EXE | N/A |
Writes to the Master Boot Record (MBR)
| Description | Indicator | Process | Target |
| File opened for modification | \??\PhysicalDrive0 | C:\Users\Admin\AppData\Local\Temp\4e1f0e6735cbd11f94acfcb339e2cc50_NEAS.exe | N/A |
| File opened for modification | \??\PhysicalDrive0 | C:\Windows\SysWOW64\C8F5D6\9DB5FA.EXE | N/A |
Drops file in System32 directory
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File opened for modification | \??\c:\windows\installer\{ac76ba86-7ad7-1033-7b44-a90000000001}\pdffile_8.ico | C:\Windows\explorer.exe | N/A |
Enumerates physical storage devices
Modifies Internet Explorer settings
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Internet Explorer\Toolbar | C:\Windows\explorer.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Internet Explorer\Toolbar\Locked = "1" | C:\Windows\explorer.exe | N/A |
| Key deleted | \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Internet Explorer\TypedURLs | C:\Windows\SysWOW64\C8F5D6\9DB5FA.EXE | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Internet Explorer\Main | C:\Windows\SysWOW64\C8F5D6\9DB5FA.EXE | N/A |
Modifies registry class
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU | C:\Windows\explorer.exe | N/A |
| Set value (data) | \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = ffffffff | C:\Windows\explorer.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0 | C:\Windows\explorer.exe | N/A |
| Set value (data) | \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = 00000000ffffffff | C:\Windows\explorer.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0 | C:\Windows\explorer.exe | N/A |
| Set value (data) | \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots = 02 | C:\Windows\explorer.exe | N/A |
| Set value (data) | \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\MRUListEx = ffffffff | C:\Windows\explorer.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell | C:\Windows\explorer.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\NodeSlot = "1" | C:\Windows\explorer.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags | C:\Windows\explorer.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\1 | C:\Windows\explorer.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\AllFolders | C:\Windows\explorer.exe | N/A |
| Set value (data) | \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0 = 14001f44471a0359723fa74489c55595fe6b30ee0000 | C:\Windows\explorer.exe | N/A |
| Set value (data) | \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0 = 200000001a00eebbfe2300001000d09ad3fd8f23af46adb46c85480369c700000000 | C:\Windows\explorer.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\Shell\SniffedFolderType = "Documents" | C:\Windows\explorer.exe | N/A |
| Set value (data) | \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots | C:\Windows\explorer.exe | N/A |
| Set value (data) | \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\MRUListEx = 00000000ffffffff | C:\Windows\explorer.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\Shell | C:\Windows\explorer.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\AllFolders\Shell | C:\Windows\explorer.exe | N/A |
| Set value (data) | \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\AllFolders\Shell\NavBar = 000000000000000000000000000000008b000000870000003153505305d5cdd59c2e1b10939708002b2cf9ae6b0000005a000000007b00360044003800420042003300440033002d0039004400380037002d0034004100390031002d0041004200350036002d003400460033003000430046004600450046004500390046007d005f0057006900640074006800000013000000f00000000000000000000000 | C:\Windows\explorer.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_Classes\Local Settings | C:\Windows\explorer.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\4e1f0e6735cbd11f94acfcb339e2cc50_NEAS.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\4e1f0e6735cbd11f94acfcb339e2cc50_NEAS.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\C8F5D6\9DB5FA.EXE | N/A |
| N/A | N/A | C:\Windows\SysWOW64\C8F5D6\9DB5FA.EXE | N/A |
| N/A | N/A | C:\Windows\SysWOW64\C8F5D6\9DB5FA.EXE | N/A |
| N/A | N/A | C:\Windows\SysWOW64\C8F5D6\9DB5FA.EXE | N/A |
| N/A | N/A | C:\Windows\SysWOW64\C8F5D6\9DB5FA.EXE | N/A |
| N/A | N/A | C:\Windows\SysWOW64\C8F5D6\9DB5FA.EXE | N/A |
| N/A | N/A | C:\Windows\explorer.exe | N/A |
| N/A | N/A | C:\Windows\explorer.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\4e1f0e6735cbd11f94acfcb339e2cc50_NEAS.exe
"C:\Users\Admin\AppData\Local\Temp\4e1f0e6735cbd11f94acfcb339e2cc50_NEAS.exe"
C:\Windows\SysWOW64\explorer.exe
explorer C:\Users\Admin\AppData\Local\Temp\4e1f0e6735cbd11f94acfcb339e2cc50_NEAS
C:\Windows\explorer.exe
C:\Windows\explorer.exe /factory,{75dff2b7-6936-4c06-a8bb-676a7b00b24b} -Embedding
C:\Windows\SysWOW64\C8F5D6\9DB5FA.EXE
C:\Windows\system32\C8F5D6\9DB5FA.EXE
Network
Files
memory/1744-5-0x0000000000400000-0x0000000000473000-memory.dmp
\Users\Admin\AppData\Local\Temp\E_N4\krnln.fnr
| MD5 | af80aac4f7df4defa356331a25e02abb |
| SHA1 | 548bfffffc6a65068da3594ddcd60c194a842958 |
| SHA256 | 40c2afb52bee38b2142edad50b7e86f4f703d15ef2c0a9e47331d2aaa72a7ec5 |
| SHA512 | 993a7367084d53303cc44d9cc634e862d8b208f8c975866672dd6151969cb6790eeda7e2b7655ce36578158977b7c6716d0e0bbb0eb5a4dd1c2156c9ebd7cc3b |
memory/1744-8-0x0000000010000000-0x000000001011D000-memory.dmp
\Users\Admin\AppData\Local\Temp\E_N4\shell.fne
| MD5 | 619c0838afba3c541ef4c5d5a961e2ed |
| SHA1 | e31360f61b2325caf353ccb98d72551a4fb292d7 |
| SHA256 | b711bc978fc4dcab8b036b3a55cd78430f9aa97410d3b1931876cb5ffbe338b9 |
| SHA512 | 0585713921ecabb5f0fcdc9ae783cecedaff1f21dd25b2bbe2800cc03e4393866b7b1ad61608a75ee4c42f9011441c09e97a290bced916413d66094fbdee4087 |
\Users\Admin\AppData\Local\Temp\E_N4\dp1.fne
| MD5 | e491914a6a29b084d612ab5d6da39769 |
| SHA1 | 72698a97d2b48a900867250d70f9162b1335e202 |
| SHA256 | 8e55908d8e25f01c00fbadc3a6daf55456a54be08b788ecb935ef343674ee5c7 |
| SHA512 | 2ef0de254d3120e55f034943beb112c8bf7152b687706c5d1f05825f12a6db4db58504def98d1a87fb52ec6f596252d3e54726c3bfa1f746a04a56587a056b18 |
memory/1744-11-0x0000000000220000-0x0000000000231000-memory.dmp
C:\Windows\SysWOW64\C8F5D6\cnvpe.fne
| MD5 | 4000b07d11aeff1c80de5be87658acb5 |
| SHA1 | d9ed7959112d0e2a7a5a6c0389c09c579325e6a7 |
| SHA256 | b8a4247f57edb9c2dc3ba019b76d4714ea774ad7702d4dc285df79eec519a42a |
| SHA512 | 0cc5d8cc1c92c51201e7c5bac94a8480e2e39ccc7e9d220f18a17902461f4a7fe3778fdd7ec02cbdc781573d3cf037ff2e525c098df937f3d3fc68eb5aa67578 |
memory/1744-30-0x0000000000250000-0x000000000026E000-memory.dmp
memory/2768-46-0x0000000003D10000-0x0000000003D20000-memory.dmp
memory/1744-47-0x0000000000500000-0x0000000000515000-memory.dmp
\Windows\SysWOW64\C8F5D6\9DB5FA.EXE
| MD5 | de23634ed0fec5944ad8269933cc0c9e |
| SHA1 | 154aea94c25b074b4a0c5f513533b5e4b8dfd7e5 |
| SHA256 | 6f8170ecf7c5a29754dc408168c02bac51bc360705785e90e6ae15369fee7427 |
| SHA512 | 70132afe87d543015083ddf3f9933b4bf2d5af7aa9f587551c66deda6824e7a59c87c649ee4afe56b3bee2f3096e92b35e6ff2470ffa1cdf52498766ded29fb4 |
memory/1744-50-0x0000000000520000-0x000000000053F000-memory.dmp
memory/2624-56-0x0000000000400000-0x000000000041F000-memory.dmp
memory/2624-59-0x0000000010000000-0x000000001011D000-memory.dmp
memory/2624-62-0x00000000001C0000-0x000000000020A000-memory.dmp
\Windows\SysWOW64\C8F5D6\com.run
| MD5 | ce2f773275d3fe8b78f4cf067d5e6a0f |
| SHA1 | b7135e34d46eb4303147492d5cee5e1ef7b392ab |
| SHA256 | eb8099c0ad2d82d9d80530443e2909f3b34be0844d445e844f1c994476c86d2d |
| SHA512 | d733dc01c047be56680629a385abdd2aa1598a2b5459269028446da9097b6f6c1e7ade5b74e3ac3809dd8a3f8d1cbbe7fd669f2762be61f9c38fd4a2cca9e063 |
memory/2624-72-0x0000000000530000-0x000000000054E000-memory.dmp
memory/2624-81-0x0000000001CB0000-0x0000000001D0E000-memory.dmp
\Windows\SysWOW64\C8F5D6\eAPI.fne
| MD5 | ff2640377b1bc22a77948242fa5c9758 |
| SHA1 | 9bb7638ef6fff6e151535b9d0233a0bfae9161e6 |
| SHA256 | d8010265927d6642075a744d1158cb6bc7f45fb33b2574678ce19a25869a7085 |
| SHA512 | ed677887163eb05a4430a6b28690e7ca750d41d0718c36f58c038b413288a3930833bc94b6798f5ff4e1e2c2575b73305ee25ff8c07625be4c56ae66484f0eb3 |
memory/1744-83-0x0000000010000000-0x000000001011D000-memory.dmp
memory/1744-82-0x0000000000400000-0x0000000000473000-memory.dmp
memory/2624-68-0x0000000000510000-0x0000000000521000-memory.dmp
memory/2624-86-0x0000000001EE0000-0x0000000001EF0000-memory.dmp