Analysis
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max time kernel
149s -
max time network
141s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
07/05/2024, 21:20
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
38cac791eaa84745a71bfc8377619330_NEIKI.exe
Resource
win7-20240221-en
windows7-x64
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
38cac791eaa84745a71bfc8377619330_NEIKI.exe
Resource
win10v2004-20240419-en
windows10-2004-x64
10 signatures
150 seconds
General
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Target
38cac791eaa84745a71bfc8377619330_NEIKI.exe
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Size
72KB
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MD5
38cac791eaa84745a71bfc8377619330
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SHA1
814860803cabc73439c8b427aa63c2c3bc8fe765
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SHA256
f745b577edb1c7281a5685134773b89470316707e720bc2f0807497ae778d32b
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SHA512
66bf8fbfad9ee298b56fe9279fdd22e466f366c5b53dacaa0aec696510b254c44721ccde6a79b864f1a16b398c44f5af370afdbbc4779449c981cd3fd389faeb
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SSDEEP
1536:x2cYcEzIdxUTU6p3LGH6Y804K9D8tcdRS8G11IM3DTqzqEExu:UA7lEyHp4KicdI8dUxu
Score
10/10
Malware Config
Signatures
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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "25600" ouvsivep-uceas.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "25600" ouvsivep-uceas.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "25600" ouvsivep-uceas.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "25600" ouvsivep-uceas.exe -
Modifies Installed Components in the registry 2 TTPs 4 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{495A4B43-4b4f-5450-495A-4B434B4F5450} ouvsivep-uceas.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{495A4B43-4b4f-5450-495A-4B434B4F5450}\01234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123 = "a" ouvsivep-uceas.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{495A4B43-4b4f-5450-495A-4B434B4F5450}\IsInstalled = "1" ouvsivep-uceas.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{495A4B43-4b4f-5450-495A-4B434B4F5450}\StubPath = "C:\\Windows\\system32\\ouvxupuc-ameab.exe" ouvsivep-uceas.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 ouvsivep-uceas.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\explorer.exe\0123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890 = "a" ouvsivep-uceas.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\explorer.exe\Debugger = "C:\\Windows\\system32\\ekfiteac-eacat.exe" ouvsivep-uceas.exe -
Executes dropped EXE 2 IoCs
pid Process 2212 ouvsivep-uceas.exe 2932 ouvsivep-uceas.exe -
Loads dropped DLL 3 IoCs
pid Process 1984 38cac791eaa84745a71bfc8377619330_NEIKI.exe 1984 38cac791eaa84745a71bfc8377619330_NEIKI.exe 2212 ouvsivep-uceas.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "25600" ouvsivep-uceas.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "25600" ouvsivep-uceas.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "25600" ouvsivep-uceas.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "25600" ouvsivep-uceas.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}\DLLName = "C:\\Windows\\system32\\ithaneax-oudeab.dll" ouvsivep-uceas.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\{BC84DF00-BC38-9902-8082-6FCBF2D87A0B}\Startup = "Startup" ouvsivep-uceas.exe Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\{BC84DF00-BC38-9902-8082-6FCBF2D87A0B} ouvsivep-uceas.exe Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify ouvsivep-uceas.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\{BC84DF00-BC38-9902-8082-6FCBF2D87A0B}\012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345 = "a" ouvsivep-uceas.exe -
Drops file in System32 directory 9 IoCs
description ioc Process File created C:\Windows\SysWOW64\ouvxupuc-ameab.exe ouvsivep-uceas.exe File created C:\Windows\SysWOW64\ithaneax-oudeab.dll ouvsivep-uceas.exe File opened for modification C:\Windows\SysWOW64\ouvsivep-uceas.exe ouvsivep-uceas.exe File opened for modification C:\Windows\SysWOW64\ekfiteac-eacat.exe ouvsivep-uceas.exe File created C:\Windows\SysWOW64\ouvsivep-uceas.exe 38cac791eaa84745a71bfc8377619330_NEIKI.exe File created C:\Windows\SysWOW64\ekfiteac-eacat.exe ouvsivep-uceas.exe File opened for modification C:\Windows\SysWOW64\ouvxupuc-ameab.exe ouvsivep-uceas.exe File opened for modification C:\Windows\SysWOW64\ithaneax-oudeab.dll ouvsivep-uceas.exe File opened for modification C:\Windows\SysWOW64\ouvsivep-uceas.exe 38cac791eaa84745a71bfc8377619330_NEIKI.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2212 ouvsivep-uceas.exe 2212 ouvsivep-uceas.exe 2212 ouvsivep-uceas.exe 2212 ouvsivep-uceas.exe 2932 ouvsivep-uceas.exe 2212 ouvsivep-uceas.exe 2212 ouvsivep-uceas.exe 2212 ouvsivep-uceas.exe 2212 ouvsivep-uceas.exe 2212 ouvsivep-uceas.exe 2212 ouvsivep-uceas.exe 2212 ouvsivep-uceas.exe 2212 ouvsivep-uceas.exe 2212 ouvsivep-uceas.exe 2212 ouvsivep-uceas.exe 2212 ouvsivep-uceas.exe 2212 ouvsivep-uceas.exe 2212 ouvsivep-uceas.exe 2212 ouvsivep-uceas.exe 2212 ouvsivep-uceas.exe 2212 ouvsivep-uceas.exe 2212 ouvsivep-uceas.exe 2212 ouvsivep-uceas.exe 2212 ouvsivep-uceas.exe 2212 ouvsivep-uceas.exe 2212 ouvsivep-uceas.exe 2212 ouvsivep-uceas.exe 2212 ouvsivep-uceas.exe 2212 ouvsivep-uceas.exe 2212 ouvsivep-uceas.exe 2212 ouvsivep-uceas.exe 2212 ouvsivep-uceas.exe 2212 ouvsivep-uceas.exe 2212 ouvsivep-uceas.exe 2212 ouvsivep-uceas.exe 2212 ouvsivep-uceas.exe 2212 ouvsivep-uceas.exe 2212 ouvsivep-uceas.exe 2212 ouvsivep-uceas.exe 2212 ouvsivep-uceas.exe 2212 ouvsivep-uceas.exe 2212 ouvsivep-uceas.exe 2212 ouvsivep-uceas.exe 2212 ouvsivep-uceas.exe 2212 ouvsivep-uceas.exe 2212 ouvsivep-uceas.exe 2212 ouvsivep-uceas.exe 2212 ouvsivep-uceas.exe 2212 ouvsivep-uceas.exe 2212 ouvsivep-uceas.exe 2212 ouvsivep-uceas.exe 2212 ouvsivep-uceas.exe 2212 ouvsivep-uceas.exe 2212 ouvsivep-uceas.exe 2212 ouvsivep-uceas.exe 2212 ouvsivep-uceas.exe 2212 ouvsivep-uceas.exe 2212 ouvsivep-uceas.exe 2212 ouvsivep-uceas.exe 2212 ouvsivep-uceas.exe 2212 ouvsivep-uceas.exe 2212 ouvsivep-uceas.exe 2212 ouvsivep-uceas.exe 2212 ouvsivep-uceas.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2212 ouvsivep-uceas.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 1984 wrote to memory of 2212 1984 38cac791eaa84745a71bfc8377619330_NEIKI.exe 28 PID 1984 wrote to memory of 2212 1984 38cac791eaa84745a71bfc8377619330_NEIKI.exe 28 PID 1984 wrote to memory of 2212 1984 38cac791eaa84745a71bfc8377619330_NEIKI.exe 28 PID 1984 wrote to memory of 2212 1984 38cac791eaa84745a71bfc8377619330_NEIKI.exe 28 PID 2212 wrote to memory of 436 2212 ouvsivep-uceas.exe 5 PID 2212 wrote to memory of 1208 2212 ouvsivep-uceas.exe 21 PID 2212 wrote to memory of 1208 2212 ouvsivep-uceas.exe 21 PID 2212 wrote to memory of 2932 2212 ouvsivep-uceas.exe 29 PID 2212 wrote to memory of 2932 2212 ouvsivep-uceas.exe 29 PID 2212 wrote to memory of 2932 2212 ouvsivep-uceas.exe 29 PID 2212 wrote to memory of 2932 2212 ouvsivep-uceas.exe 29 PID 2212 wrote to memory of 1208 2212 ouvsivep-uceas.exe 21 PID 2212 wrote to memory of 1208 2212 ouvsivep-uceas.exe 21 PID 2212 wrote to memory of 1208 2212 ouvsivep-uceas.exe 21 PID 2212 wrote to memory of 1208 2212 ouvsivep-uceas.exe 21 PID 2212 wrote to memory of 1208 2212 ouvsivep-uceas.exe 21 PID 2212 wrote to memory of 1208 2212 ouvsivep-uceas.exe 21 PID 2212 wrote to memory of 1208 2212 ouvsivep-uceas.exe 21 PID 2212 wrote to memory of 1208 2212 ouvsivep-uceas.exe 21 PID 2212 wrote to memory of 1208 2212 ouvsivep-uceas.exe 21 PID 2212 wrote to memory of 1208 2212 ouvsivep-uceas.exe 21 PID 2212 wrote to memory of 1208 2212 ouvsivep-uceas.exe 21 PID 2212 wrote to memory of 1208 2212 ouvsivep-uceas.exe 21 PID 2212 wrote to memory of 1208 2212 ouvsivep-uceas.exe 21 PID 2212 wrote to memory of 1208 2212 ouvsivep-uceas.exe 21 PID 2212 wrote to memory of 1208 2212 ouvsivep-uceas.exe 21 PID 2212 wrote to memory of 1208 2212 ouvsivep-uceas.exe 21 PID 2212 wrote to memory of 1208 2212 ouvsivep-uceas.exe 21 PID 2212 wrote to memory of 1208 2212 ouvsivep-uceas.exe 21 PID 2212 wrote to memory of 1208 2212 ouvsivep-uceas.exe 21 PID 2212 wrote to memory of 1208 2212 ouvsivep-uceas.exe 21 PID 2212 wrote to memory of 1208 2212 ouvsivep-uceas.exe 21 PID 2212 wrote to memory of 1208 2212 ouvsivep-uceas.exe 21 PID 2212 wrote to memory of 1208 2212 ouvsivep-uceas.exe 21 PID 2212 wrote to memory of 1208 2212 ouvsivep-uceas.exe 21 PID 2212 wrote to memory of 1208 2212 ouvsivep-uceas.exe 21 PID 2212 wrote to memory of 1208 2212 ouvsivep-uceas.exe 21 PID 2212 wrote to memory of 1208 2212 ouvsivep-uceas.exe 21 PID 2212 wrote to memory of 1208 2212 ouvsivep-uceas.exe 21 PID 2212 wrote to memory of 1208 2212 ouvsivep-uceas.exe 21 PID 2212 wrote to memory of 1208 2212 ouvsivep-uceas.exe 21 PID 2212 wrote to memory of 1208 2212 ouvsivep-uceas.exe 21 PID 2212 wrote to memory of 1208 2212 ouvsivep-uceas.exe 21 PID 2212 wrote to memory of 1208 2212 ouvsivep-uceas.exe 21 PID 2212 wrote to memory of 1208 2212 ouvsivep-uceas.exe 21 PID 2212 wrote to memory of 1208 2212 ouvsivep-uceas.exe 21 PID 2212 wrote to memory of 1208 2212 ouvsivep-uceas.exe 21 PID 2212 wrote to memory of 1208 2212 ouvsivep-uceas.exe 21 PID 2212 wrote to memory of 1208 2212 ouvsivep-uceas.exe 21 PID 2212 wrote to memory of 1208 2212 ouvsivep-uceas.exe 21 PID 2212 wrote to memory of 1208 2212 ouvsivep-uceas.exe 21 PID 2212 wrote to memory of 1208 2212 ouvsivep-uceas.exe 21 PID 2212 wrote to memory of 1208 2212 ouvsivep-uceas.exe 21 PID 2212 wrote to memory of 1208 2212 ouvsivep-uceas.exe 21 PID 2212 wrote to memory of 1208 2212 ouvsivep-uceas.exe 21 PID 2212 wrote to memory of 1208 2212 ouvsivep-uceas.exe 21 PID 2212 wrote to memory of 1208 2212 ouvsivep-uceas.exe 21 PID 2212 wrote to memory of 1208 2212 ouvsivep-uceas.exe 21 PID 2212 wrote to memory of 1208 2212 ouvsivep-uceas.exe 21 PID 2212 wrote to memory of 1208 2212 ouvsivep-uceas.exe 21 PID 2212 wrote to memory of 1208 2212 ouvsivep-uceas.exe 21 PID 2212 wrote to memory of 1208 2212 ouvsivep-uceas.exe 21 PID 2212 wrote to memory of 1208 2212 ouvsivep-uceas.exe 21 PID 2212 wrote to memory of 1208 2212 ouvsivep-uceas.exe 21
Processes
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C:\Windows\system32\winlogon.exewinlogon.exe1⤵PID:436
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵PID:1208
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C:\Users\Admin\AppData\Local\Temp\38cac791eaa84745a71bfc8377619330_NEIKI.exe"C:\Users\Admin\AppData\Local\Temp\38cac791eaa84745a71bfc8377619330_NEIKI.exe"2⤵
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:1984 -
C:\Windows\SysWOW64\ouvsivep-uceas.exe"C:\Windows\SysWOW64\ouvsivep-uceas.exe"3⤵
- Windows security bypass
- Modifies Installed Components in the registry
- Sets file execution options in registry
- Executes dropped EXE
- Loads dropped DLL
- Windows security modification
- Modifies WinLogon
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2212 -
C:\Windows\SysWOW64\ouvsivep-uceas.exe--k33p4⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
PID:2932
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
73KB
MD56213f24e39dd6cc3d2462d87a5760861
SHA1bd81afe98f6dd2f0ebda9117dd753e66eca3af2e
SHA256ed8b26b72d2448fc8c09fdb54ee2464f4fad11e693196de0a14c6faa5b0751f5
SHA5123f241bc1b27eabb6e91f1dd596c040515559921e72a3908ad66b676b70949ed733e17a01376601b118295ebcd33781f9a53b46c972dac3ee15bf1b5b904ccabe
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Filesize
5KB
MD5f37b21c00fd81bd93c89ce741a88f183
SHA1b2796500597c68e2f5638e1101b46eaf32676c1c
SHA25676cf016fd77cb5a06c6ed4674ddc2345e8390c010cf344491a6e742baf2c0fb0
SHA512252fe66dea9a4b9aebc5fd2f24434719cb25159ba51549d9de407f44b6a2f7bce6e071be02c4f2ad6aef588c77f12c00ed415eb54f96dec1b077326e101ce0f4
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Filesize
70KB
MD56aab20ac2b0c2f7fe88ee2119d1f008c
SHA14faa76b24283fb757a2ad0aebc91bff5641c48a1
SHA25605a363adb1c5817a49ab00d4e84f410591a26e2c170cfa111bb65f8aaf5dc062
SHA512e0ae32ebe009c389ad1b9750d0e24b232dc7949ac7c138456e9385a7be6e292aba98d5ccc4ba88df79943c8a04904e754af7ab6bf9130218a7536b4c697fc4ef
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Filesize
72KB
MD52474af765e7eedb479c53907e3e610ec
SHA1db206ba2d213404e686ebf45818117ce7100c288
SHA256ef5a1c7c2e6a9b867c677204244a9674bb1e9606135d388bc8e3b9cffb524236
SHA51250f145b5f3405ae865984b1b6dc4e1a3663842632cd4faa74766095855723e0e54eb6c872ea2f4d6a2a4f490c85193564540fa667a5b2e403d31fa8597794de0