Windows 7 deprecation
Windows 7 will be removed from tria.ge on 2025-03-31
Analysis
-
max time kernel
149s -
max time network
93s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
02/06/2024, 06:43
Static task
static1
Behavioral task
behavioral1
Sample
4a0f85b86acc4d045817acd81f6b56a0_NeikiAnalytics.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
4a0f85b86acc4d045817acd81f6b56a0_NeikiAnalytics.exe
Resource
win10v2004-20240508-en
General
-
Target
4a0f85b86acc4d045817acd81f6b56a0_NeikiAnalytics.exe
-
Size
45KB
-
MD5
4a0f85b86acc4d045817acd81f6b56a0
-
SHA1
b80d6bdc9590c30f266b613ec6325a2980bc9382
-
SHA256
b8685ac724fa4487209ed46a0b6cefd08963dd726dc017583a9bc9dceedae8c3
-
SHA512
3af93ba21c5c15baeb9bdbdd68d9e1ffa73db834001eb8216dc4a64cb134fa25f2b380f53e896f8f9ade8bfdee1ffe63d4947a64392065ebb329a0ca8e7add87
-
SSDEEP
768:WAUJmQCcmLCXQq6fsKiJYsIkjJVzqsVG5kuGVAQvKMb7re:RUNHFKQbIkHvGkAFu7a
Malware Config
Signatures
-
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "5120" rmass.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "5120" rmass.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "5120" rmass.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "5120" rmass.exe -
Drops file in Drivers directory 1 IoCs
description ioc Process File opened for modification C:\Windows\system32\drivers\etc\hosts rmass.exe -
Modifies Installed Components in the registry 2 TTPs 4 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{47534147-4d48-4351-4753-41474D484351}\01234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123 = "a" rmass.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{47534147-4d48-4351-4753-41474D484351}\IsInstalled = "1" rmass.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{47534147-4d48-4351-4753-41474D484351}\StubPath = "C:\\Windows\\system32\\ahuy.exe" rmass.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{47534147-4d48-4351-4753-41474D484351} rmass.exe -
Sets file execution options in registry 2 TTPs 3 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\explorer.exe rmass.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\explorer.exe\0123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890 = "a" rmass.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\explorer.exe\Debugger = "C:\\Windows\\system32\\ntdbg.exe" rmass.exe -
Executes dropped EXE 2 IoCs
pid Process 1548 rmass.exe 4820 rmass.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "5120" rmass.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "5120" rmass.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "5120" rmass.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "5120" rmass.exe -
Modifies WinLogon 2 TTPs 5 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\{BC84DF00-BC38-9902-8082-6FCBF2D87A0B}\Startup = "Startup" rmass.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\{BC84DF00-BC38-9902-8082-6FCBF2D87A0B} rmass.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify rmass.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\{BC84DF00-BC38-9902-8082-6FCBF2D87A0B}\012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345 = "a" rmass.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\{BC84DF00-BC38-9902-8082-6FCBF2D87A0B}\DLLName = "C:\\Windows\\system32\\RECOVER32.DLL" rmass.exe -
Drops file in System32 directory 12 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\rmass.exe 4a0f85b86acc4d045817acd81f6b56a0_NeikiAnalytics.exe File created C:\Windows\SysWOW64\ntdbg.exe rmass.exe File opened for modification C:\Windows\SysWOW64\ahuy.exe rmass.exe File opened for modification C:\Windows\SysWOW64\RECOVER32.DLL rmass.exe File opened for modification C:\Windows\SysWOW64\aset32.exe rmass.exe File opened for modification C:\Windows\SysWOW64\idbg32.exe rmass.exe File opened for modification C:\Windows\SysWOW64\rmass.exe rmass.exe File created C:\Windows\SysWOW64\rmass.exe 4a0f85b86acc4d045817acd81f6b56a0_NeikiAnalytics.exe File opened for modification C:\Windows\SysWOW64\ntdbg.exe rmass.exe File created C:\Windows\SysWOW64\ahuy.exe rmass.exe File created C:\Windows\SysWOW64\RECOVER32.DLL rmass.exe File opened for modification C:\Windows\SysWOW64\winrnt.exe rmass.exe -
Drops file in Program Files directory 3 IoCs
description ioc Process File opened for modification C:\Program Files (x86)\Common Files\System\winrnt.exe rmass.exe File opened for modification C:\Program Files (x86)\Common Files\System\aset32.exe rmass.exe File opened for modification C:\Program Files (x86)\Common Files\System\idbg32.exe rmass.exe -
Suspicious behavior: EnumeratesProcesses 8 IoCs
pid Process 1548 rmass.exe 1548 rmass.exe 1548 rmass.exe 1548 rmass.exe 1548 rmass.exe 1548 rmass.exe 4820 rmass.exe 4820 rmass.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 452 4a0f85b86acc4d045817acd81f6b56a0_NeikiAnalytics.exe Token: SeDebugPrivilege 1548 rmass.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 452 wrote to memory of 1548 452 4a0f85b86acc4d045817acd81f6b56a0_NeikiAnalytics.exe 82 PID 452 wrote to memory of 1548 452 4a0f85b86acc4d045817acd81f6b56a0_NeikiAnalytics.exe 82 PID 452 wrote to memory of 1548 452 4a0f85b86acc4d045817acd81f6b56a0_NeikiAnalytics.exe 82 PID 1548 wrote to memory of 616 1548 rmass.exe 5 PID 1548 wrote to memory of 3416 1548 rmass.exe 56 PID 1548 wrote to memory of 4820 1548 rmass.exe 83 PID 1548 wrote to memory of 4820 1548 rmass.exe 83 PID 1548 wrote to memory of 4820 1548 rmass.exe 83
Processes
-
C:\Windows\system32\winlogon.exewinlogon.exe1⤵PID:616
-
C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵PID:3416
-
C:\Users\Admin\AppData\Local\Temp\4a0f85b86acc4d045817acd81f6b56a0_NeikiAnalytics.exe"C:\Users\Admin\AppData\Local\Temp\4a0f85b86acc4d045817acd81f6b56a0_NeikiAnalytics.exe"2⤵
- Drops file in System32 directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:452 -
C:\Windows\SysWOW64\rmass.exe"C:\Windows\system32\rmass.exe"3⤵
- Windows security bypass
- Drops file in Drivers directory
- Modifies Installed Components in the registry
- Sets file execution options in registry
- Executes dropped EXE
- Windows security modification
- Modifies WinLogon
- Drops file in System32 directory
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1548 -
C:\Windows\SysWOW64\rmass.exe--k33p4⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
PID:4820
-
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
5KB
MD52b2c28a7a01f9584fe220ef84003427f
SHA15fc023df0b5064045eb8de7f2dbe26f07f6fec70
SHA2569e00af53b1d0c0f5270d94a666d95aa7b4dcb9fea49487c210c055c9dcfcc9eb
SHA51239192a8a91dec1abff25af8dac0cf39da4dfd51b3fb4f1ef0b4e776185d4280fbe8387c2ea778da7bbf2ce288b0bce4d23cbe8d9e87bbd250159044f5adbac78
-
Filesize
47KB
MD58546c5344ff2180e5561bd82a0e06f09
SHA1283f6c3cd4f526ac3adc12e88a78b11f4c794ae3
SHA256781ec8ceaf8fb914300ec9ca47d449a4ed0e82895bc2daaf6606476299343338
SHA51209d1076e86fba529ddbf4e6676615bc44a2937eb7f389a0307ce3f1a810f356ab8e7055037b37867e8d99406a18381782f33589497ad81277afefb7d5f664913
-
Filesize
48KB
MD5aaee1e609ec12f8d9b51dc6ace92db8e
SHA15e70537e345919b3a40612c5c597b51fe4aeef5d
SHA2561071f7061f5fd4cf420d621a809519c0cac7fe769ea0b22a6933bf5d1fe708bc
SHA512fb45af0e4057a343354f8ba02a2d67376fb00ed7461336e54be7c400e5e827b027d13dd09699bf5d89f220a157b4ac202905e975762bc0495b3f7ec2e847fa0e
-
Filesize
45KB
MD54a0f85b86acc4d045817acd81f6b56a0
SHA1b80d6bdc9590c30f266b613ec6325a2980bc9382
SHA256b8685ac724fa4487209ed46a0b6cefd08963dd726dc017583a9bc9dceedae8c3
SHA5123af93ba21c5c15baeb9bdbdd68d9e1ffa73db834001eb8216dc4a64cb134fa25f2b380f53e896f8f9ade8bfdee1ffe63d4947a64392065ebb329a0ca8e7add87
-
Filesize
1KB
MD56f47b62de25d1745e296a06b3f98ed19
SHA1a688bb35a4c8a5cc198985d624a1b5a6ac5b9f6f
SHA25615c7218eb9cef5fa0573db657b15ce3a5f0e0609f1166df8098ca7152df505b4
SHA512dea26fff8060f44bf20fe4fff2ecbacf428727f10c0f5886fb4813e28fce9cbc3d088337c84edd9857b18514c83f1bb1cf0f51518aaecef09f30e921f4d758d7