Analysis
- max time kernel
149s - max time network
149s - platform
windows10-2004_x64 - resource
win10v2004-20240508-en - resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system - submitted
01/06/2024, 04:13
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
8d10819958b8446d170b4826f27b47c0_NeikiAnalytics.exe
Resource
win7-20240508-en
windows7-x64
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
8d10819958b8446d170b4826f27b47c0_NeikiAnalytics.exe
Resource
win10v2004-20240508-en
windows10-2004-x64
10 signatures
150 seconds
General
- Target 8d10819958b8446d170b4826f27b47c0_NeikiAnalytics.exe
- Size 72KB
- Sample240601-es96vaab35
- SHA256 fafac796d16c06ffbc08579f742616032606013fe667064a1abe047f66dc1c5a
- MD5 8d10819958b8446d170b4826f27b47c0
- SHA1 53215a5d6968639dfc3d5e3fa2e470d3ba80a74d
- SHA512 5ce812db708070cb084369a1cbacb7086bcce12c20a635bb4946455a608924908c827f980b11d8949cb7fcab5aad29f3892b9f8f5975705e5d5a12b1d8a2dd74
- SSDEEP 1536:xp5uTRwOmEbRd3vHiIYTJWo9KxwO+N2tbZg0grsIhASwR:b5u1wOmqd3vHi8o9KiOAkg0gsIw
- MD5 SHA1 SHA512 SSDEEP
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" acricud-oudur.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "25600" acricud-oudur.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "25600" acricud-oudur.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "25600" acricud-oudur.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\{4256524B-4950-5453-4256-524B49505453}\StubPath = "C:\\Windows\\system32\\ihbucood-afac.exe" acricud-oudur.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{4256524B-4950-5453-4256-524B49505453} acricud-oudur.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{4256524B-4950-5453-4256-524B49505453}\01234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123 = "a" acricud-oudur.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{4256524B-4950-5453-4256-524B49505453}\IsInstalled = "1" acricud-oudur.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 acricud-oudur.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\explorer.exe\0123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890 = "a" acricud-oudur.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\explorer.exe\Debugger = "C:\\Windows\\system32\\bdookex.exe" acricud-oudur.exe - Executes dropped EXE 2 IoCs
pid Process 3940 acricud-oudur.exe 696 acricud-oudur.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "25600" acricud-oudur.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "25600" acricud-oudur.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "25600" acricud-oudur.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "25600" acricud-oudur.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}\012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345 = "a" acricud-oudur.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\{BC84DF00-BC38-9902-8082-6FCBF2D87A0B}\DLLName = "C:\\Windows\\system32\\efneakos.dll" acricud-oudur.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\{BC84DF00-BC38-9902-8082-6FCBF2D87A0B}\Startup = "Startup" acricud-oudur.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\{BC84DF00-BC38-9902-8082-6FCBF2D87A0B} acricud-oudur.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify acricud-oudur.exe - Drops file in System32 directory 9 IoCs
description ioc Process File created C:\Windows\SysWOW64\acricud-oudur.exe 8d10819958b8446d170b4826f27b47c0_NeikiAnalytics.exe File created C:\Windows\SysWOW64\efneakos.dll acricud-oudur.exe File created C:\Windows\SysWOW64\ihbucood-afac.exe acricud-oudur.exe File opened for modification C:\Windows\SysWOW64\efneakos.dll acricud-oudur.exe File opened for modification C:\Windows\SysWOW64\acricud-oudur.exe acricud-oudur.exe File opened for modification C:\Windows\SysWOW64\acricud-oudur.exe 8d10819958b8446d170b4826f27b47c0_NeikiAnalytics.exe File opened for modification C:\Windows\SysWOW64\bdookex.exe acricud-oudur.exe File created C:\Windows\SysWOW64\bdookex.exe acricud-oudur.exe File opened for modification C:\Windows\SysWOW64\ihbucood-afac.exe acricud-oudur.exe - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 3940 acricud-oudur.exe 3940 acricud-oudur.exe 3940 acricud-oudur.exe 3940 acricud-oudur.exe 3940 acricud-oudur.exe 3940 acricud-oudur.exe 3940 acricud-oudur.exe 3940 acricud-oudur.exe 696 acricud-oudur.exe 696 acricud-oudur.exe 3940 acricud-oudur.exe 3940 acricud-oudur.exe 3940 acricud-oudur.exe 3940 acricud-oudur.exe 3940 acricud-oudur.exe 3940 acricud-oudur.exe 3940 acricud-oudur.exe 3940 acricud-oudur.exe 3940 acricud-oudur.exe 3940 acricud-oudur.exe 3940 acricud-oudur.exe 3940 acricud-oudur.exe 3940 acricud-oudur.exe 3940 acricud-oudur.exe 3940 acricud-oudur.exe 3940 acricud-oudur.exe 3940 acricud-oudur.exe 3940 acricud-oudur.exe 3940 acricud-oudur.exe 3940 acricud-oudur.exe 3940 acricud-oudur.exe 3940 acricud-oudur.exe 3940 acricud-oudur.exe 3940 acricud-oudur.exe 3940 acricud-oudur.exe 3940 acricud-oudur.exe 3940 acricud-oudur.exe 3940 acricud-oudur.exe 3940 acricud-oudur.exe 3940 acricud-oudur.exe 3940 acricud-oudur.exe 3940 acricud-oudur.exe 3940 acricud-oudur.exe 3940 acricud-oudur.exe 3940 acricud-oudur.exe 3940 acricud-oudur.exe 3940 acricud-oudur.exe 3940 acricud-oudur.exe 3940 acricud-oudur.exe 3940 acricud-oudur.exe 3940 acricud-oudur.exe 3940 acricud-oudur.exe 3940 acricud-oudur.exe 3940 acricud-oudur.exe 3940 acricud-oudur.exe 3940 acricud-oudur.exe 3940 acricud-oudur.exe 3940 acricud-oudur.exe 3940 acricud-oudur.exe 3940 acricud-oudur.exe 3940 acricud-oudur.exe 3940 acricud-oudur.exe 3940 acricud-oudur.exe 3940 acricud-oudur.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 3940 acricud-oudur.exe - Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 1076 wrote to memory of 3940 1076 8d10819958b8446d170b4826f27b47c0_NeikiAnalytics.exe 85 PID 1076 wrote to memory of 3940 1076 8d10819958b8446d170b4826f27b47c0_NeikiAnalytics.exe 85 PID 1076 wrote to memory of 3940 1076 8d10819958b8446d170b4826f27b47c0_NeikiAnalytics.exe 85 PID 3940 wrote to memory of 616 3940 acricud-oudur.exe 5 PID 3940 wrote to memory of 3432 3940 acricud-oudur.exe 56 PID 3940 wrote to memory of 3432 3940 acricud-oudur.exe 56 PID 3940 wrote to memory of 696 3940 acricud-oudur.exe 86 PID 3940 wrote to memory of 696 3940 acricud-oudur.exe 86 PID 3940 wrote to memory of 696 3940 acricud-oudur.exe 86 PID 3940 wrote to memory of 3432 3940 acricud-oudur.exe 56 PID 3940 wrote to memory of 3432 3940 acricud-oudur.exe 56 PID 3940 wrote to memory of 3432 3940 acricud-oudur.exe 56 PID 3940 wrote to memory of 3432 3940 acricud-oudur.exe 56 PID 3940 wrote to memory of 3432 3940 acricud-oudur.exe 56 PID 3940 wrote to memory of 3432 3940 acricud-oudur.exe 56 PID 3940 wrote to memory of 3432 3940 acricud-oudur.exe 56 PID 3940 wrote to memory of 3432 3940 acricud-oudur.exe 56 PID 3940 wrote to memory of 3432 3940 acricud-oudur.exe 56 PID 3940 wrote to memory of 3432 3940 acricud-oudur.exe 56 PID 3940 wrote to memory of 3432 3940 acricud-oudur.exe 56 PID 3940 wrote to memory of 3432 3940 acricud-oudur.exe 56 PID 3940 wrote to memory of 3432 3940 acricud-oudur.exe 56 PID 3940 wrote to memory of 3432 3940 acricud-oudur.exe 56 PID 3940 wrote to memory of 3432 3940 acricud-oudur.exe 56 PID 3940 wrote to memory of 3432 3940 acricud-oudur.exe 56 PID 3940 wrote to memory of 3432 3940 acricud-oudur.exe 56 PID 3940 wrote to memory of 3432 3940 acricud-oudur.exe 56 PID 3940 wrote to memory of 3432 3940 acricud-oudur.exe 56 PID 3940 wrote to memory of 3432 3940 acricud-oudur.exe 56 PID 3940 wrote to memory of 3432 3940 acricud-oudur.exe 56 PID 3940 wrote to memory of 3432 3940 acricud-oudur.exe 56 PID 3940 wrote to memory of 3432 3940 acricud-oudur.exe 56 PID 3940 wrote to memory of 3432 3940 acricud-oudur.exe 56 PID 3940 wrote to memory of 3432 3940 acricud-oudur.exe 56 PID 3940 wrote to memory of 3432 3940 acricud-oudur.exe 56 PID 3940 wrote to memory of 3432 3940 acricud-oudur.exe 56 PID 3940 wrote to memory of 3432 3940 acricud-oudur.exe 56 PID 3940 wrote to memory of 3432 3940 acricud-oudur.exe 56 PID 3940 wrote to memory of 3432 3940 acricud-oudur.exe 56 PID 3940 wrote to memory of 3432 3940 acricud-oudur.exe 56 PID 3940 wrote to memory of 3432 3940 acricud-oudur.exe 56 PID 3940 wrote to memory of 3432 3940 acricud-oudur.exe 56 PID 3940 wrote to memory of 3432 3940 acricud-oudur.exe 56 PID 3940 wrote to memory of 3432 3940 acricud-oudur.exe 56 PID 3940 wrote to memory of 3432 3940 acricud-oudur.exe 56 PID 3940 wrote to memory of 3432 3940 acricud-oudur.exe 56 PID 3940 wrote to memory of 3432 3940 acricud-oudur.exe 56 PID 3940 wrote to memory of 3432 3940 acricud-oudur.exe 56 PID 3940 wrote to memory of 3432 3940 acricud-oudur.exe 56 PID 3940 wrote to memory of 3432 3940 acricud-oudur.exe 56 PID 3940 wrote to memory of 3432 3940 acricud-oudur.exe 56 PID 3940 wrote to memory of 3432 3940 acricud-oudur.exe 56 PID 3940 wrote to memory of 3432 3940 acricud-oudur.exe 56 PID 3940 wrote to memory of 3432 3940 acricud-oudur.exe 56 PID 3940 wrote to memory of 3432 3940 acricud-oudur.exe 56 PID 3940 wrote to memory of 3432 3940 acricud-oudur.exe 56 PID 3940 wrote to memory of 3432 3940 acricud-oudur.exe 56 PID 3940 wrote to memory of 3432 3940 acricud-oudur.exe 56 PID 3940 wrote to memory of 3432 3940 acricud-oudur.exe 56 PID 3940 wrote to memory of 3432 3940 acricud-oudur.exe 56 PID 3940 wrote to memory of 3432 3940 acricud-oudur.exe 56 PID 3940 wrote to memory of 3432 3940 acricud-oudur.exe 56 PID 3940 wrote to memory of 3432 3940 acricud-oudur.exe 56 PID 3940 wrote to memory of 3432 3940 acricud-oudur.exe 56
Processes
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C:\Windows\system32\winlogon.exewinlogon.exe1⤵PID:616
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵PID:3432
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C:\Users\Admin\AppData\Local\Temp\8d10819958b8446d170b4826f27b47c0_NeikiAnalytics.exe"C:\Users\Admin\AppData\Local\Temp\8d10819958b8446d170b4826f27b47c0_NeikiAnalytics.exe"2⤵
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:1076 -
C:\Windows\SysWOW64\acricud-oudur.exe"C:\Windows\SysWOW64\acricud-oudur.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
PID:3940 -
C:\Windows\SysWOW64\acricud-oudur.exe--k33p4⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
PID:696
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\acricud-oudur.exe
- Size 70KB
- SHA256 e96dce715a09faf024b5572cfc73b4f2765b5e91b65f351a86049d08b29bf1f9
- MD5 c954637cd151ea474ab64cc75386a100
- SHA1 79116d1417e7d32f8e3759e2e4aff914fcbd3c33
- SHA512 c5e160cd063075b6d1d6427c07f1f5f28bf2231ccc08b33703d170b23a2b14ae02e9e64d050fff9d4e8b8ae95004ba2c06f9eb4f2af45bcf81b66c735c9201e3
- SSDEEP 1536:1teqKDlXvCDB04f5Gn/L8FlADNt3d1Hw8U:Olg35GTslA5t3/w8U
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Windows\SysWOW64\bdookex.exe
- Size 73KB
- SHA256 9069ca69637eed398ad60499559e2d855960e39260a6dd8fe25926b1e4818017
- MD5 a21c77c0e95e99eb414f275eef46b625
- SHA1 8e97aa49ea030713501e02f2aa9952d17224dc12
- SHA512 3fc0e7c58bc9544d1765c3b849e5f7d3ea249f6d26d38c78edac5fcb09c3834b411e32288c5b632bedfeb1257f6e96cc005d0397a112fe0400d001d1bafaa515
- SSDEEP 1536:1Yoj3/OgHIerbSSuf9c/buo4iiugZb6hCPmXeu0XyxsdvDKcm:WoDvHDrbTuf9abJiugV6hyu0XyxsdvDE
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Windows\SysWOW64\efneakos.dll
- Size 5KB
- SHA256 76cf016fd77cb5a06c6ed4674ddc2345e8390c010cf344491a6e742baf2c0fb0
- MD5 f37b21c00fd81bd93c89ce741a88f183
- SHA1 b2796500597c68e2f5638e1101b46eaf32676c1c
- SHA512 252fe66dea9a4b9aebc5fd2f24434719cb25159ba51549d9de407f44b6a2f7bce6e071be02c4f2ad6aef588c77f12c00ed415eb54f96dec1b077326e101ce0f4
- SSDEEP 48:6/bHgJ2GVhcus1lli4NbE2eMGjofSA8YDITcSd3MA3MMIv0BvcvXQ3:yAJ2G6Vx5EUGU6wIASdcAcHvA3
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Windows\SysWOW64\ihbucood-afac.exe
- Size 72KB
- SHA256 0d8f0e4884e00d59b3b6934b01132041e5614d8d865b63efd2c8a819743432a2
- MD5 93ad4b6dadc97fd82518d943ac571e5e
- SHA1 ba343196e5f628de08faa473ac77677fef61c036
- SHA512 5cd037a24c2cb98d38f5949d4de278ca450cbae5373590ed0abdecce00b4f619b7b580e5ab40ff62ced2a9b22515a0a7b7ef580ff75386eee3b998925db5ce46
- SSDEEP 1536:xbmCbyQvM4jA0oMYGy59Y7aSaT0BlOExfxIvkcyDR6ftBOKA:YFQtjiM051j4BlOSfK1c3
- MD5 SHA1 SHA512 SSDEEP