Analysis
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max time kernel
149s -
max time network
104s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
23-05-2024 03:23
Static task
static1
Behavioral task
behavioral1
Sample
81b14e7d9551cc7f2835fd1777ac7940_NeikiAnalytics.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
81b14e7d9551cc7f2835fd1777ac7940_NeikiAnalytics.exe
Resource
win10v2004-20240426-en
General
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Target
81b14e7d9551cc7f2835fd1777ac7940_NeikiAnalytics.exe
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Size
73KB
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MD5
81b14e7d9551cc7f2835fd1777ac7940
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SHA1
b232a5f0992cc93ccc01d7f3b961d0cdfd3677dd
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SHA256
37e9666756956230655c0b711f6028e3b17f9b8e2a43b8dda60ef339f52f5e8b
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SHA512
faa2b514f812c3044a515cd6aef4c729a4f4f003c737706387cc923bd789c2942a1e279e5539501e6a9d0b6a99bfaea3a0cb6248e7c392bd760a14b88b6d3ef3
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SSDEEP
1536:xl6p585dpr3KCUGCsqq2ku2S+Se0uyMWmiCeiq+uKQy6+2OOSGwm6S+yaG2quiCu:f6XY/3KCUGCsqq2ku2S+Se0uyMWmiCeZ
Malware Config
Signatures
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Processes:
idvovir-emum.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "25600" idvovir-emum.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "25600" idvovir-emum.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "25600" idvovir-emum.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "25600" idvovir-emum.exe -
Modifies Installed Components in the registry 2 TTPs 4 IoCs
Processes:
idvovir-emum.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{465A4258-4458-5541-465A-425844585541} idvovir-emum.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{465A4258-4458-5541-465A-425844585541}\01234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123 = "a" idvovir-emum.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{465A4258-4458-5541-465A-425844585541}\IsInstalled = "1" idvovir-emum.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{465A4258-4458-5541-465A-425844585541}\StubPath = "C:\\Windows\\system32\\ucgonud.exe" idvovir-emum.exe -
Sets file execution options in registry 2 TTPs 3 IoCs
Processes:
idvovir-emum.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\explorer.exe idvovir-emum.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\explorer.exe\0123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890 = "a" idvovir-emum.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\explorer.exe\Debugger = "C:\\Windows\\system32\\oubgoapead.exe" idvovir-emum.exe -
Executes dropped EXE 2 IoCs
Processes:
idvovir-emum.exeidvovir-emum.exepid process 536 idvovir-emum.exe 1712 idvovir-emum.exe -
Processes:
idvovir-emum.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "25600" idvovir-emum.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "25600" idvovir-emum.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "25600" idvovir-emum.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "25600" idvovir-emum.exe -
Modifies WinLogon 2 TTPs 5 IoCs
Processes:
idvovir-emum.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\{BC84DF00-BC38-9902-8082-6FCBF2D87A0B} idvovir-emum.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify idvovir-emum.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\{BC84DF00-BC38-9902-8082-6FCBF2D87A0B}\012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345 = "a" idvovir-emum.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\{BC84DF00-BC38-9902-8082-6FCBF2D87A0B}\DLLName = "C:\\Windows\\system32\\eaglufah.dll" idvovir-emum.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\{BC84DF00-BC38-9902-8082-6FCBF2D87A0B}\Startup = "Startup" idvovir-emum.exe -
Drops file in System32 directory 9 IoCs
Processes:
idvovir-emum.exe81b14e7d9551cc7f2835fd1777ac7940_NeikiAnalytics.exedescription ioc process File created C:\Windows\SysWOW64\eaglufah.dll idvovir-emum.exe File opened for modification C:\Windows\SysWOW64\idvovir-emum.exe 81b14e7d9551cc7f2835fd1777ac7940_NeikiAnalytics.exe File created C:\Windows\SysWOW64\idvovir-emum.exe 81b14e7d9551cc7f2835fd1777ac7940_NeikiAnalytics.exe File opened for modification C:\Windows\SysWOW64\oubgoapead.exe idvovir-emum.exe File opened for modification C:\Windows\SysWOW64\ucgonud.exe idvovir-emum.exe File created C:\Windows\SysWOW64\ucgonud.exe idvovir-emum.exe File opened for modification C:\Windows\SysWOW64\eaglufah.dll idvovir-emum.exe File created C:\Windows\SysWOW64\oubgoapead.exe idvovir-emum.exe File opened for modification C:\Windows\SysWOW64\idvovir-emum.exe idvovir-emum.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
Processes:
idvovir-emum.exeidvovir-emum.exepid process 536 idvovir-emum.exe 536 idvovir-emum.exe 536 idvovir-emum.exe 536 idvovir-emum.exe 1712 idvovir-emum.exe 1712 idvovir-emum.exe 536 idvovir-emum.exe 536 idvovir-emum.exe 536 idvovir-emum.exe 536 idvovir-emum.exe 536 idvovir-emum.exe 536 idvovir-emum.exe 536 idvovir-emum.exe 536 idvovir-emum.exe 536 idvovir-emum.exe 536 idvovir-emum.exe 536 idvovir-emum.exe 536 idvovir-emum.exe 536 idvovir-emum.exe 536 idvovir-emum.exe 536 idvovir-emum.exe 536 idvovir-emum.exe 536 idvovir-emum.exe 536 idvovir-emum.exe 536 idvovir-emum.exe 536 idvovir-emum.exe 536 idvovir-emum.exe 536 idvovir-emum.exe 536 idvovir-emum.exe 536 idvovir-emum.exe 536 idvovir-emum.exe 536 idvovir-emum.exe 536 idvovir-emum.exe 536 idvovir-emum.exe 536 idvovir-emum.exe 536 idvovir-emum.exe 536 idvovir-emum.exe 536 idvovir-emum.exe 536 idvovir-emum.exe 536 idvovir-emum.exe 536 idvovir-emum.exe 536 idvovir-emum.exe 536 idvovir-emum.exe 536 idvovir-emum.exe 536 idvovir-emum.exe 536 idvovir-emum.exe 536 idvovir-emum.exe 536 idvovir-emum.exe 536 idvovir-emum.exe 536 idvovir-emum.exe 536 idvovir-emum.exe 536 idvovir-emum.exe 536 idvovir-emum.exe 536 idvovir-emum.exe 536 idvovir-emum.exe 536 idvovir-emum.exe 536 idvovir-emum.exe 536 idvovir-emum.exe 536 idvovir-emum.exe 536 idvovir-emum.exe 536 idvovir-emum.exe 536 idvovir-emum.exe 536 idvovir-emum.exe 536 idvovir-emum.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
idvovir-emum.exedescription pid process Token: SeDebugPrivilege 536 idvovir-emum.exe -
Suspicious use of WriteProcessMemory 64 IoCs
Processes:
81b14e7d9551cc7f2835fd1777ac7940_NeikiAnalytics.exeidvovir-emum.exedescription pid process target process PID 3596 wrote to memory of 536 3596 81b14e7d9551cc7f2835fd1777ac7940_NeikiAnalytics.exe idvovir-emum.exe PID 3596 wrote to memory of 536 3596 81b14e7d9551cc7f2835fd1777ac7940_NeikiAnalytics.exe idvovir-emum.exe PID 3596 wrote to memory of 536 3596 81b14e7d9551cc7f2835fd1777ac7940_NeikiAnalytics.exe idvovir-emum.exe PID 536 wrote to memory of 1712 536 idvovir-emum.exe idvovir-emum.exe PID 536 wrote to memory of 1712 536 idvovir-emum.exe idvovir-emum.exe PID 536 wrote to memory of 1712 536 idvovir-emum.exe idvovir-emum.exe PID 536 wrote to memory of 612 536 idvovir-emum.exe winlogon.exe PID 536 wrote to memory of 3404 536 idvovir-emum.exe Explorer.EXE PID 536 wrote to memory of 3404 536 idvovir-emum.exe Explorer.EXE PID 536 wrote to memory of 3404 536 idvovir-emum.exe Explorer.EXE PID 536 wrote to memory of 3404 536 idvovir-emum.exe Explorer.EXE PID 536 wrote to memory of 3404 536 idvovir-emum.exe Explorer.EXE PID 536 wrote to memory of 3404 536 idvovir-emum.exe Explorer.EXE PID 536 wrote to memory of 3404 536 idvovir-emum.exe Explorer.EXE PID 536 wrote to memory of 3404 536 idvovir-emum.exe Explorer.EXE PID 536 wrote to memory of 3404 536 idvovir-emum.exe Explorer.EXE PID 536 wrote to memory of 3404 536 idvovir-emum.exe Explorer.EXE PID 536 wrote to memory of 3404 536 idvovir-emum.exe Explorer.EXE PID 536 wrote to memory of 3404 536 idvovir-emum.exe Explorer.EXE PID 536 wrote to memory of 3404 536 idvovir-emum.exe Explorer.EXE PID 536 wrote to memory of 3404 536 idvovir-emum.exe Explorer.EXE PID 536 wrote to memory of 3404 536 idvovir-emum.exe Explorer.EXE PID 536 wrote to memory of 3404 536 idvovir-emum.exe Explorer.EXE PID 536 wrote to memory of 3404 536 idvovir-emum.exe Explorer.EXE PID 536 wrote to memory of 3404 536 idvovir-emum.exe Explorer.EXE PID 536 wrote to memory of 3404 536 idvovir-emum.exe Explorer.EXE PID 536 wrote to memory of 3404 536 idvovir-emum.exe Explorer.EXE PID 536 wrote to memory of 3404 536 idvovir-emum.exe Explorer.EXE PID 536 wrote to memory of 3404 536 idvovir-emum.exe Explorer.EXE PID 536 wrote to memory of 3404 536 idvovir-emum.exe Explorer.EXE PID 536 wrote to memory of 3404 536 idvovir-emum.exe Explorer.EXE PID 536 wrote to memory of 3404 536 idvovir-emum.exe Explorer.EXE PID 536 wrote to memory of 3404 536 idvovir-emum.exe Explorer.EXE PID 536 wrote to memory of 3404 536 idvovir-emum.exe Explorer.EXE PID 536 wrote to memory of 3404 536 idvovir-emum.exe Explorer.EXE PID 536 wrote to memory of 3404 536 idvovir-emum.exe Explorer.EXE PID 536 wrote to memory of 3404 536 idvovir-emum.exe Explorer.EXE PID 536 wrote to memory of 3404 536 idvovir-emum.exe Explorer.EXE PID 536 wrote to memory of 3404 536 idvovir-emum.exe Explorer.EXE PID 536 wrote to memory of 3404 536 idvovir-emum.exe Explorer.EXE PID 536 wrote to memory of 3404 536 idvovir-emum.exe Explorer.EXE PID 536 wrote to memory of 3404 536 idvovir-emum.exe Explorer.EXE PID 536 wrote to memory of 3404 536 idvovir-emum.exe Explorer.EXE PID 536 wrote to memory of 3404 536 idvovir-emum.exe Explorer.EXE PID 536 wrote to memory of 3404 536 idvovir-emum.exe Explorer.EXE PID 536 wrote to memory of 3404 536 idvovir-emum.exe Explorer.EXE PID 536 wrote to memory of 3404 536 idvovir-emum.exe Explorer.EXE PID 536 wrote to memory of 3404 536 idvovir-emum.exe Explorer.EXE PID 536 wrote to memory of 3404 536 idvovir-emum.exe Explorer.EXE PID 536 wrote to memory of 3404 536 idvovir-emum.exe Explorer.EXE PID 536 wrote to memory of 3404 536 idvovir-emum.exe Explorer.EXE PID 536 wrote to memory of 3404 536 idvovir-emum.exe Explorer.EXE PID 536 wrote to memory of 3404 536 idvovir-emum.exe Explorer.EXE PID 536 wrote to memory of 3404 536 idvovir-emum.exe Explorer.EXE PID 536 wrote to memory of 3404 536 idvovir-emum.exe Explorer.EXE PID 536 wrote to memory of 3404 536 idvovir-emum.exe Explorer.EXE PID 536 wrote to memory of 3404 536 idvovir-emum.exe Explorer.EXE PID 536 wrote to memory of 3404 536 idvovir-emum.exe Explorer.EXE PID 536 wrote to memory of 3404 536 idvovir-emum.exe Explorer.EXE PID 536 wrote to memory of 3404 536 idvovir-emum.exe Explorer.EXE PID 536 wrote to memory of 3404 536 idvovir-emum.exe Explorer.EXE PID 536 wrote to memory of 3404 536 idvovir-emum.exe Explorer.EXE PID 536 wrote to memory of 3404 536 idvovir-emum.exe Explorer.EXE PID 536 wrote to memory of 3404 536 idvovir-emum.exe Explorer.EXE
Processes
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C:\Windows\system32\winlogon.exewinlogon.exe1⤵
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
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C:\Users\Admin\AppData\Local\Temp\81b14e7d9551cc7f2835fd1777ac7940_NeikiAnalytics.exe"C:\Users\Admin\AppData\Local\Temp\81b14e7d9551cc7f2835fd1777ac7940_NeikiAnalytics.exe"2⤵
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\idvovir-emum.exe"C:\Windows\SysWOW64\idvovir-emum.exe"3⤵
- Windows security bypass
- 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
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\idvovir-emum.exe--k33p4⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
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Downloads
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C:\Windows\SysWOW64\eaglufah.dllFilesize
5KB
MD5f37b21c00fd81bd93c89ce741a88f183
SHA1b2796500597c68e2f5638e1101b46eaf32676c1c
SHA25676cf016fd77cb5a06c6ed4674ddc2345e8390c010cf344491a6e742baf2c0fb0
SHA512252fe66dea9a4b9aebc5fd2f24434719cb25159ba51549d9de407f44b6a2f7bce6e071be02c4f2ad6aef588c77f12c00ed415eb54f96dec1b077326e101ce0f4
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C:\Windows\SysWOW64\idvovir-emum.exeFilesize
71KB
MD5a4672f594e86049178bba7477605cb8b
SHA1c1316474f8b9e3b8867ad5129b57a8d1a195539f
SHA256e78488cdc0e3f1247d54c234aefad19a8d19fe629b107a3ad5d5d716e5acefc2
SHA512839ea317f17302cb44f3665e58ac77882cd481c6cca6b48230e4b238bcaa717f73eb177523cc63f8352002877d7be46a85d8366f5905cd2eca58680a96234c05
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C:\Windows\SysWOW64\oubgoapead.exeFilesize
74KB
MD55684c72de9d1b2c9f42e3b9bee6f8de4
SHA1913c443ef5bc99ad6d3357fd6f98d2ca7d210d87
SHA256769bab08121d4bcaa4bb110b6d9649a519e1e1239ce0db4fbd6a5bb224794844
SHA51209a4e6873974336947f444ce934ce4d81b4c531d20286e3d7d2dad1184397005ebac0bbb329973a4e8ba5c6843b828786925e8f3a1dc474a1eadce667893de97
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C:\Windows\SysWOW64\ucgonud.exeFilesize
73KB
MD5f52926dfcbca226d18428f28e756fc07
SHA1e9e5adc34940c6dd59fba674d7bfc782bd45f68c
SHA2566a743aa075ecd42d0d167933becddf739dca6362c2a711821c61e1bb8ea9cfe9
SHA5127591b32d5dd6126c646b96f7f425243a703dcc8e8b04ead3e0d8ba53c9f2df23235d7b5bf9f42d739aa2e88b9ec6ad849811bccebac5023ab34fda4368b569ce
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memory/536-47-0x0000000000400000-0x0000000000414000-memory.dmpFilesize
80KB
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memory/1712-48-0x0000000000400000-0x0000000000414000-memory.dmpFilesize
80KB
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memory/3596-4-0x0000000000400000-0x0000000000403000-memory.dmpFilesize
12KB