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Analysis
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max time kernel
149s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
07/05/2024, 06:06
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
7c836a3baa0da0c0a97fc9d2d24f3ab0_NEAS.exe
Resource
win7-20240221-en
windows7-x64
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
7c836a3baa0da0c0a97fc9d2d24f3ab0_NEAS.exe
Resource
win10v2004-20240419-en
windows10-2004-x64
10 signatures
150 seconds
General
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Target
7c836a3baa0da0c0a97fc9d2d24f3ab0_NEAS.exe
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Size
70KB
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MD5
7c836a3baa0da0c0a97fc9d2d24f3ab0
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SHA1
5791abfeb5d516f891a3cc6c14dcd14e6517bda8
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SHA256
d946830c54f897df752f09f7a6d4921b8afb56495d6f4433efa2ef34ce7f3e9c
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SHA512
57c1ac98c473ad87a501df03301f053b2fe0208b5e5cc78603f389ef8d42c31da33bcf6b5b18c47fd3f616f2b99586be44b774ff270e6cacf2c5b76b1ca8da8f
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SSDEEP
1536:1teqKDlXvCDB04f5Gn/L8FlADNt3d1Hw8slWT:Olg35GTslA5t3/w8rT
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" omroavat.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "25600" omroavat.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "25600" omroavat.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "25600" omroavat.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\{51475451-5a54-5245-5147-54515A545245} omroavat.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{51475451-5a54-5245-5147-54515A545245}\01234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123 = "a" omroavat.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{51475451-5a54-5245-5147-54515A545245}\IsInstalled = "1" omroavat.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{51475451-5a54-5245-5147-54515A545245}\StubPath = "C:\\Windows\\system32\\ifleavoam-ofoot.exe" omroavat.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 omroavat.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\explorer.exe\0123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890 = "a" omroavat.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\explorer.exe\Debugger = "C:\\Windows\\system32\\ahdator-dac.exe" omroavat.exe -
Executes dropped EXE 2 IoCs
pid Process 2608 omroavat.exe 2624 omroavat.exe -
Loads dropped DLL 3 IoCs
pid Process 2848 7c836a3baa0da0c0a97fc9d2d24f3ab0_NEAS.exe 2848 7c836a3baa0da0c0a97fc9d2d24f3ab0_NEAS.exe 2608 omroavat.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "25600" omroavat.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "25600" omroavat.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "25600" omroavat.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "25600" omroavat.exe -
Modifies WinLogon 2 TTPs 5 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\{BC84DF00-BC38-9902-8082-6FCBF2D87A0B} omroavat.exe Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify omroavat.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\{BC84DF00-BC38-9902-8082-6FCBF2D87A0B}\012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345 = "a" omroavat.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\{BC84DF00-BC38-9902-8082-6FCBF2D87A0B}\DLLName = "C:\\Windows\\system32\\orladoc-efoab.dll" omroavat.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\{BC84DF00-BC38-9902-8082-6FCBF2D87A0B}\Startup = "Startup" omroavat.exe -
Drops file in System32 directory 9 IoCs
description ioc Process File created C:\Windows\SysWOW64\omroavat.exe 7c836a3baa0da0c0a97fc9d2d24f3ab0_NEAS.exe File created C:\Windows\SysWOW64\ahdator-dac.exe omroavat.exe File opened for modification C:\Windows\SysWOW64\orladoc-efoab.dll omroavat.exe File created C:\Windows\SysWOW64\orladoc-efoab.dll omroavat.exe File opened for modification C:\Windows\SysWOW64\omroavat.exe omroavat.exe File opened for modification C:\Windows\SysWOW64\omroavat.exe 7c836a3baa0da0c0a97fc9d2d24f3ab0_NEAS.exe File opened for modification C:\Windows\SysWOW64\ahdator-dac.exe omroavat.exe File opened for modification C:\Windows\SysWOW64\ifleavoam-ofoot.exe omroavat.exe File created C:\Windows\SysWOW64\ifleavoam-ofoot.exe omroavat.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2608 omroavat.exe 2608 omroavat.exe 2608 omroavat.exe 2608 omroavat.exe 2624 omroavat.exe 2608 omroavat.exe 2608 omroavat.exe 2608 omroavat.exe 2608 omroavat.exe 2608 omroavat.exe 2608 omroavat.exe 2608 omroavat.exe 2608 omroavat.exe 2608 omroavat.exe 2608 omroavat.exe 2608 omroavat.exe 2608 omroavat.exe 2608 omroavat.exe 2608 omroavat.exe 2608 omroavat.exe 2608 omroavat.exe 2608 omroavat.exe 2608 omroavat.exe 2608 omroavat.exe 2608 omroavat.exe 2608 omroavat.exe 2608 omroavat.exe 2608 omroavat.exe 2608 omroavat.exe 2608 omroavat.exe 2608 omroavat.exe 2608 omroavat.exe 2608 omroavat.exe 2608 omroavat.exe 2608 omroavat.exe 2608 omroavat.exe 2608 omroavat.exe 2608 omroavat.exe 2608 omroavat.exe 2608 omroavat.exe 2608 omroavat.exe 2608 omroavat.exe 2608 omroavat.exe 2608 omroavat.exe 2608 omroavat.exe 2608 omroavat.exe 2608 omroavat.exe 2608 omroavat.exe 2608 omroavat.exe 2608 omroavat.exe 2608 omroavat.exe 2608 omroavat.exe 2608 omroavat.exe 2608 omroavat.exe 2608 omroavat.exe 2608 omroavat.exe 2608 omroavat.exe 2608 omroavat.exe 2608 omroavat.exe 2608 omroavat.exe 2608 omroavat.exe 2608 omroavat.exe 2608 omroavat.exe 2608 omroavat.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 2848 7c836a3baa0da0c0a97fc9d2d24f3ab0_NEAS.exe Token: SeDebugPrivilege 2608 omroavat.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 2848 wrote to memory of 2608 2848 7c836a3baa0da0c0a97fc9d2d24f3ab0_NEAS.exe 28 PID 2848 wrote to memory of 2608 2848 7c836a3baa0da0c0a97fc9d2d24f3ab0_NEAS.exe 28 PID 2848 wrote to memory of 2608 2848 7c836a3baa0da0c0a97fc9d2d24f3ab0_NEAS.exe 28 PID 2848 wrote to memory of 2608 2848 7c836a3baa0da0c0a97fc9d2d24f3ab0_NEAS.exe 28 PID 2608 wrote to memory of 432 2608 omroavat.exe 5 PID 2608 wrote to memory of 1184 2608 omroavat.exe 21 PID 2608 wrote to memory of 1184 2608 omroavat.exe 21 PID 2608 wrote to memory of 2624 2608 omroavat.exe 29 PID 2608 wrote to memory of 2624 2608 omroavat.exe 29 PID 2608 wrote to memory of 2624 2608 omroavat.exe 29 PID 2608 wrote to memory of 2624 2608 omroavat.exe 29 PID 2608 wrote to memory of 1184 2608 omroavat.exe 21 PID 2608 wrote to memory of 1184 2608 omroavat.exe 21 PID 2608 wrote to memory of 1184 2608 omroavat.exe 21 PID 2608 wrote to memory of 1184 2608 omroavat.exe 21 PID 2608 wrote to memory of 1184 2608 omroavat.exe 21 PID 2608 wrote to memory of 1184 2608 omroavat.exe 21 PID 2608 wrote to memory of 1184 2608 omroavat.exe 21 PID 2608 wrote to memory of 1184 2608 omroavat.exe 21 PID 2608 wrote to memory of 1184 2608 omroavat.exe 21 PID 2608 wrote to memory of 1184 2608 omroavat.exe 21 PID 2608 wrote to memory of 1184 2608 omroavat.exe 21 PID 2608 wrote to memory of 1184 2608 omroavat.exe 21 PID 2608 wrote to memory of 1184 2608 omroavat.exe 21 PID 2608 wrote to memory of 1184 2608 omroavat.exe 21 PID 2608 wrote to memory of 1184 2608 omroavat.exe 21 PID 2608 wrote to memory of 1184 2608 omroavat.exe 21 PID 2608 wrote to memory of 1184 2608 omroavat.exe 21 PID 2608 wrote to memory of 1184 2608 omroavat.exe 21 PID 2608 wrote to memory of 1184 2608 omroavat.exe 21 PID 2608 wrote to memory of 1184 2608 omroavat.exe 21 PID 2608 wrote to memory of 1184 2608 omroavat.exe 21 PID 2608 wrote to memory of 1184 2608 omroavat.exe 21 PID 2608 wrote to memory of 1184 2608 omroavat.exe 21 PID 2608 wrote to memory of 1184 2608 omroavat.exe 21 PID 2608 wrote to memory of 1184 2608 omroavat.exe 21 PID 2608 wrote to memory of 1184 2608 omroavat.exe 21 PID 2608 wrote to memory of 1184 2608 omroavat.exe 21 PID 2608 wrote to memory of 1184 2608 omroavat.exe 21 PID 2608 wrote to memory of 1184 2608 omroavat.exe 21 PID 2608 wrote to memory of 1184 2608 omroavat.exe 21 PID 2608 wrote to memory of 1184 2608 omroavat.exe 21 PID 2608 wrote to memory of 1184 2608 omroavat.exe 21 PID 2608 wrote to memory of 1184 2608 omroavat.exe 21 PID 2608 wrote to memory of 1184 2608 omroavat.exe 21 PID 2608 wrote to memory of 1184 2608 omroavat.exe 21 PID 2608 wrote to memory of 1184 2608 omroavat.exe 21 PID 2608 wrote to memory of 1184 2608 omroavat.exe 21 PID 2608 wrote to memory of 1184 2608 omroavat.exe 21 PID 2608 wrote to memory of 1184 2608 omroavat.exe 21 PID 2608 wrote to memory of 1184 2608 omroavat.exe 21 PID 2608 wrote to memory of 1184 2608 omroavat.exe 21 PID 2608 wrote to memory of 1184 2608 omroavat.exe 21 PID 2608 wrote to memory of 1184 2608 omroavat.exe 21 PID 2608 wrote to memory of 1184 2608 omroavat.exe 21 PID 2608 wrote to memory of 1184 2608 omroavat.exe 21 PID 2608 wrote to memory of 1184 2608 omroavat.exe 21 PID 2608 wrote to memory of 1184 2608 omroavat.exe 21 PID 2608 wrote to memory of 1184 2608 omroavat.exe 21 PID 2608 wrote to memory of 1184 2608 omroavat.exe 21 PID 2608 wrote to memory of 1184 2608 omroavat.exe 21 PID 2608 wrote to memory of 1184 2608 omroavat.exe 21 PID 2608 wrote to memory of 1184 2608 omroavat.exe 21 PID 2608 wrote to memory of 1184 2608 omroavat.exe 21
Processes
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C:\Windows\system32\winlogon.exewinlogon.exe1⤵PID:432
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵PID:1184
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C:\Users\Admin\AppData\Local\Temp\7c836a3baa0da0c0a97fc9d2d24f3ab0_NEAS.exe"C:\Users\Admin\AppData\Local\Temp\7c836a3baa0da0c0a97fc9d2d24f3ab0_NEAS.exe"2⤵
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2848 -
C:\Windows\SysWOW64\omroavat.exe"C:\Windows\system32\omroavat.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:2608 -
C:\Windows\SysWOW64\omroavat.exe--k33p4⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
PID:2624
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
74KB
MD59457bffba04afe03bcabf57627e73a27
SHA1e479f4d04ec40754aab41aa6b1a592f86d789c25
SHA25694882f33aff0a63abd0b0edee2239f0387d1cb281132c227be520ee0e63ba78a
SHA512bf7a6e660c2dd9a9c334922dfbeef0a6dbff0746e679606729cf70c5e13fa65a9b78330e76790f6676409f6f70e3759015fc4b08385a8290057f3fd28a4fb754
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Filesize
72KB
MD53a1caad5208a441f44c8c58372d68c4f
SHA1e87ac17ef9d53eb6441f79c4851f06685bb1e971
SHA256464d81bdee05ec81353db5f53fc6a8c52e0a0a9e96134eada7e58b9860e162f4
SHA512ca8cc769c15bb5aef82fa80e008931e5bf1339c19cb3d4f09b3b94c4960a6abc36aa9574f47a20d516609a15769368b7218f0edc91e6e94973cd5fc8816892e1
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Filesize
5KB
MD5f37b21c00fd81bd93c89ce741a88f183
SHA1b2796500597c68e2f5638e1101b46eaf32676c1c
SHA25676cf016fd77cb5a06c6ed4674ddc2345e8390c010cf344491a6e742baf2c0fb0
SHA512252fe66dea9a4b9aebc5fd2f24434719cb25159ba51549d9de407f44b6a2f7bce6e071be02c4f2ad6aef588c77f12c00ed415eb54f96dec1b077326e101ce0f4
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Filesize
70KB
MD57c836a3baa0da0c0a97fc9d2d24f3ab0
SHA15791abfeb5d516f891a3cc6c14dcd14e6517bda8
SHA256d946830c54f897df752f09f7a6d4921b8afb56495d6f4433efa2ef34ce7f3e9c
SHA51257c1ac98c473ad87a501df03301f053b2fe0208b5e5cc78603f389ef8d42c31da33bcf6b5b18c47fd3f616f2b99586be44b774ff270e6cacf2c5b76b1ca8da8f