Analysis
- max time kernel
149s - max time network
131s - platform
windows10-2004_x64 - resource
win10v2004-20240508-en - resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system - submitted
03/06/2024, 12:38
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
a3b6a370ed1d2cda6ffaeed3bd9f6c30_NeikiAnalytics.exe
Resource
win7-20240508-en
windows7-x64
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
a3b6a370ed1d2cda6ffaeed3bd9f6c30_NeikiAnalytics.exe
Resource
win10v2004-20240508-en
windows10-2004-x64
10 signatures
150 seconds
General
- Target a3b6a370ed1d2cda6ffaeed3bd9f6c30_NeikiAnalytics.exe
- Size 73KB
- Sample240603-pt8draga52
- SHA256 644f921dac2e6368a4caf6b8de406ba63114b4354f70d228f7fbf8859a4806f7
- MD5 a3b6a370ed1d2cda6ffaeed3bd9f6c30
- SHA1 d2b10aab5a82d96b812ba2031efa6e14bfa39fde
- SHA512 2e759b786ade739c4a60ec9e746d3419163e37a4e90e48123fe8f5f92ed7b0174b098883ea1053b308a50cde120487c665d1e6809e5d06743eb4b6bb7de70b64
- SSDEEP 768:x/ndUNrPJncfggTSaKCAeNVV245I5MgUb7HKlSkcKm2dTHdljHKgLoVFBGmYoI99:xGrOhMC7Nb20g6HKF02z5HKgeBGmW9au
- 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\AntiVirusOverride = "25600" undoreav.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "25600" undoreav.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "25600" undoreav.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "25600" undoreav.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\{4256524B-4950-5453-4256-524B49505453} undoreav.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{4256524B-4950-5453-4256-524B49505453}\01234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123 = "a" undoreav.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{4256524B-4950-5453-4256-524B49505453}\IsInstalled = "1" undoreav.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{4256524B-4950-5453-4256-524B49505453}\StubPath = "C:\\Windows\\system32\\kreaxoas.exe" undoreav.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 undoreav.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\explorer.exe\0123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890 = "a" undoreav.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\explorer.exe\Debugger = "C:\\Windows\\system32\\esdoamek-usoas.exe" undoreav.exe - Executes dropped EXE 2 IoCs
pid Process 3664 undoreav.exe 3744 undoreav.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "25600" undoreav.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "25600" undoreav.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "25600" undoreav.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "25600" undoreav.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\\eafxoomif-ogoot.dll" undoreav.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\{BC84DF00-BC38-9902-8082-6FCBF2D87A0B}\Startup = "Startup" undoreav.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\{BC84DF00-BC38-9902-8082-6FCBF2D87A0B} undoreav.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify undoreav.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\{BC84DF00-BC38-9902-8082-6FCBF2D87A0B}\012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345 = "a" undoreav.exe - Drops file in System32 directory 9 IoCs
description ioc Process File created C:\Windows\SysWOW64\undoreav.exe a3b6a370ed1d2cda6ffaeed3bd9f6c30_NeikiAnalytics.exe File created C:\Windows\SysWOW64\esdoamek-usoas.exe undoreav.exe File opened for modification C:\Windows\SysWOW64\kreaxoas.exe undoreav.exe File created C:\Windows\SysWOW64\kreaxoas.exe undoreav.exe File opened for modification C:\Windows\SysWOW64\eafxoomif-ogoot.dll undoreav.exe File opened for modification C:\Windows\SysWOW64\undoreav.exe undoreav.exe File opened for modification C:\Windows\SysWOW64\undoreav.exe a3b6a370ed1d2cda6ffaeed3bd9f6c30_NeikiAnalytics.exe File created C:\Windows\SysWOW64\eafxoomif-ogoot.dll undoreav.exe File opened for modification C:\Windows\SysWOW64\esdoamek-usoas.exe undoreav.exe - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 3664 undoreav.exe 3664 undoreav.exe 3664 undoreav.exe 3664 undoreav.exe 3664 undoreav.exe 3664 undoreav.exe 3744 undoreav.exe 3744 undoreav.exe 3664 undoreav.exe 3664 undoreav.exe 3664 undoreav.exe 3664 undoreav.exe 3664 undoreav.exe 3664 undoreav.exe 3664 undoreav.exe 3664 undoreav.exe 3664 undoreav.exe 3664 undoreav.exe 3664 undoreav.exe 3664 undoreav.exe 3664 undoreav.exe 3664 undoreav.exe 3664 undoreav.exe 3664 undoreav.exe 3664 undoreav.exe 3664 undoreav.exe 3664 undoreav.exe 3664 undoreav.exe 3664 undoreav.exe 3664 undoreav.exe 3664 undoreav.exe 3664 undoreav.exe 3664 undoreav.exe 3664 undoreav.exe 3664 undoreav.exe 3664 undoreav.exe 3664 undoreav.exe 3664 undoreav.exe 3664 undoreav.exe 3664 undoreav.exe 3664 undoreav.exe 3664 undoreav.exe 3664 undoreav.exe 3664 undoreav.exe 3664 undoreav.exe 3664 undoreav.exe 3664 undoreav.exe 3664 undoreav.exe 3664 undoreav.exe 3664 undoreav.exe 3664 undoreav.exe 3664 undoreav.exe 3664 undoreav.exe 3664 undoreav.exe 3664 undoreav.exe 3664 undoreav.exe 3664 undoreav.exe 3664 undoreav.exe 3664 undoreav.exe 3664 undoreav.exe 3664 undoreav.exe 3664 undoreav.exe 3664 undoreav.exe 3664 undoreav.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 3664 undoreav.exe - Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 2328 wrote to memory of 3664 2328 a3b6a370ed1d2cda6ffaeed3bd9f6c30_NeikiAnalytics.exe 82 PID 2328 wrote to memory of 3664 2328 a3b6a370ed1d2cda6ffaeed3bd9f6c30_NeikiAnalytics.exe 82 PID 2328 wrote to memory of 3664 2328 a3b6a370ed1d2cda6ffaeed3bd9f6c30_NeikiAnalytics.exe 82 PID 3664 wrote to memory of 3744 3664 undoreav.exe 83 PID 3664 wrote to memory of 3744 3664 undoreav.exe 83 PID 3664 wrote to memory of 3744 3664 undoreav.exe 83 PID 3664 wrote to memory of 624 3664 undoreav.exe 5 PID 3664 wrote to memory of 3436 3664 undoreav.exe 56 PID 3664 wrote to memory of 3436 3664 undoreav.exe 56 PID 3664 wrote to memory of 3436 3664 undoreav.exe 56 PID 3664 wrote to memory of 3436 3664 undoreav.exe 56 PID 3664 wrote to memory of 3436 3664 undoreav.exe 56 PID 3664 wrote to memory of 3436 3664 undoreav.exe 56 PID 3664 wrote to memory of 3436 3664 undoreav.exe 56 PID 3664 wrote to memory of 3436 3664 undoreav.exe 56 PID 3664 wrote to memory of 3436 3664 undoreav.exe 56 PID 3664 wrote to memory of 3436 3664 undoreav.exe 56 PID 3664 wrote to memory of 3436 3664 undoreav.exe 56 PID 3664 wrote to memory of 3436 3664 undoreav.exe 56 PID 3664 wrote to memory of 3436 3664 undoreav.exe 56 PID 3664 wrote to memory of 3436 3664 undoreav.exe 56 PID 3664 wrote to memory of 3436 3664 undoreav.exe 56 PID 3664 wrote to memory of 3436 3664 undoreav.exe 56 PID 3664 wrote to memory of 3436 3664 undoreav.exe 56 PID 3664 wrote to memory of 3436 3664 undoreav.exe 56 PID 3664 wrote to memory of 3436 3664 undoreav.exe 56 PID 3664 wrote to memory of 3436 3664 undoreav.exe 56 PID 3664 wrote to memory of 3436 3664 undoreav.exe 56 PID 3664 wrote to memory of 3436 3664 undoreav.exe 56 PID 3664 wrote to memory of 3436 3664 undoreav.exe 56 PID 3664 wrote to memory of 3436 3664 undoreav.exe 56 PID 3664 wrote to memory of 3436 3664 undoreav.exe 56 PID 3664 wrote to memory of 3436 3664 undoreav.exe 56 PID 3664 wrote to memory of 3436 3664 undoreav.exe 56 PID 3664 wrote to memory of 3436 3664 undoreav.exe 56 PID 3664 wrote to memory of 3436 3664 undoreav.exe 56 PID 3664 wrote to memory of 3436 3664 undoreav.exe 56 PID 3664 wrote to memory of 3436 3664 undoreav.exe 56 PID 3664 wrote to memory of 3436 3664 undoreav.exe 56 PID 3664 wrote to memory of 3436 3664 undoreav.exe 56 PID 3664 wrote to memory of 3436 3664 undoreav.exe 56 PID 3664 wrote to memory of 3436 3664 undoreav.exe 56 PID 3664 wrote to memory of 3436 3664 undoreav.exe 56 PID 3664 wrote to memory of 3436 3664 undoreav.exe 56 PID 3664 wrote to memory of 3436 3664 undoreav.exe 56 PID 3664 wrote to memory of 3436 3664 undoreav.exe 56 PID 3664 wrote to memory of 3436 3664 undoreav.exe 56 PID 3664 wrote to memory of 3436 3664 undoreav.exe 56 PID 3664 wrote to memory of 3436 3664 undoreav.exe 56 PID 3664 wrote to memory of 3436 3664 undoreav.exe 56 PID 3664 wrote to memory of 3436 3664 undoreav.exe 56 PID 3664 wrote to memory of 3436 3664 undoreav.exe 56 PID 3664 wrote to memory of 3436 3664 undoreav.exe 56 PID 3664 wrote to memory of 3436 3664 undoreav.exe 56 PID 3664 wrote to memory of 3436 3664 undoreav.exe 56 PID 3664 wrote to memory of 3436 3664 undoreav.exe 56 PID 3664 wrote to memory of 3436 3664 undoreav.exe 56 PID 3664 wrote to memory of 3436 3664 undoreav.exe 56 PID 3664 wrote to memory of 3436 3664 undoreav.exe 56 PID 3664 wrote to memory of 3436 3664 undoreav.exe 56 PID 3664 wrote to memory of 3436 3664 undoreav.exe 56 PID 3664 wrote to memory of 3436 3664 undoreav.exe 56 PID 3664 wrote to memory of 3436 3664 undoreav.exe 56 PID 3664 wrote to memory of 3436 3664 undoreav.exe 56
Processes
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C:\Windows\system32\winlogon.exewinlogon.exe1⤵PID:624
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵PID:3436
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C:\Users\Admin\AppData\Local\Temp\a3b6a370ed1d2cda6ffaeed3bd9f6c30_NeikiAnalytics.exe"C:\Users\Admin\AppData\Local\Temp\a3b6a370ed1d2cda6ffaeed3bd9f6c30_NeikiAnalytics.exe"2⤵
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:2328 -
C:\Windows\SysWOW64\undoreav.exe"C:\Windows\SysWOW64\undoreav.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:3664 -
C:\Windows\SysWOW64\undoreav.exe--k33p4⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
PID:3744
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\eafxoomif-ogoot.dll
- Size 5KB
- SHA256 76cf016fd77cb5a06c6ed4674ddc2345e8390c010cf344491a6e742baf2c0fb0
- MD5 f37b21c00fd81bd93c89ce741a88f183
- SHA1 b2796500597c68e2f5638e1101b46eaf32676c1c
- SHA512 252fe66dea9a4b9aebc5fd2f24434719cb25159ba51549d9de407f44b6a2f7bce6e071be02c4f2ad6aef588c77f12c00ed415eb54f96dec1b077326e101ce0f4
- SSDEEP 48:6/bHgJ2GVhcus1lli4NbE2eMGjofSA8YDITcSd3MA3MMIv0BvcvXQ3:yAJ2G6Vx5EUGU6wIASdcAcHvA3
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Windows\SysWOW64\esdoamek-usoas.exe
- Size 74KB
- SHA256 e7dbd79463fb1610af97151c6b5d10e6d9e5acc4f0842531fb29c69739ea40fe
- MD5 a1b1539422e9c255edae82f58084c46d
- SHA1 8488e0a1c53719037fb20920d0d5d24ce06c7f9a
- SHA512 c2961a18c45bd83204345b316605399876e332bc5c486bcb95601f7e9f0ccd2835cab9f2de9ae50825330dc2ade5147f3e7fbfb241b5620c7681d38ed4f9508b
- SSDEEP 1536:14R9KzUD5X66zFOa2INL0U/zDDiGPsMI7MPeDm5QP:2KzAXXzFt2INJ/4MPuqI
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Windows\SysWOW64\kreaxoas.exe
- Size 73KB
- SHA256 3de976b125dc90d76329cc199de98bf0e13b3051ccc47ffc9c41c36dc6541c7f
- MD5 3f557387ab67577dfed7da25c62d4acd
- SHA1 e3243169db22cb33a6ebda3108e6db18a1002fa1
- SHA512 57e00eed93f75479246ae7ac0aad2901c377ecc6042307315ae42001ec90d04082b68e92950c1718446d9612e5a6ec000503bdd0439048819fbc3748c9f3eaf5
- SSDEEP 1536:xBoj3/OgHIerbSSuf9c/buo4iiugZb6hCPmXeu0XyxsdvDKcO:noDvHDrbTuf9abJiugV6hyu0XyxsdvDU
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Windows\SysWOW64\undoreav.exe
- Size 70KB
- SHA256 13c7b6dcc429a51086bdb8136608a9ed462c4b9a5e74887fd0951e60eb986e57
- MD5 91db305a8f3d343dd0d03758d05319f1
- SHA1 e5e599c7e9dbe9e331777ea7c4139fbdaccfa26a
- SHA512 b5488feed088d937d3d74000d0230fe6d0c6b3fde888d0fba11c7a43564d50e7297b2e00e5552e4251816bf05847fbd3fc5dd5d980bcbc63541cb45dc15f2784
- SSDEEP 1536:1teqKDlXvCDB04f5Gn/L8FlADNt3d1Hw8vi:Olg35GTslA5t3/w8a
- MD5 SHA1 SHA512 SSDEEP