ae7f3e4669e1061d6f43bc9677f32e0eef69fe4ba87b1edf3115e8ca57704866

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
09/05/2024, 10:23

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General

Target

d83e379efa2a48dd73e8dcb637d1f1b6_NEIKI.exe
Size

69KB
MD5

d83e379efa2a48dd73e8dcb637d1f1b6
SHA1

3ef00866d25aa7b6a0789a665d16d8d41af7a724
SHA256

ae7f3e4669e1061d6f43bc9677f32e0eef69fe4ba87b1edf3115e8ca57704866
SHA512

95a93033bd795d3675c48508ea1f37e054bf992ca224831534fbe031a7339a32cb297a61eb439145375b01114776f52b6eba4a6b79ef7211d1e8361e600c5f2b
SSDEEP

1536:1teqKDlXvCDB04f5Gn/L8FlADNt3d1Hw8bh:Olg35GTslA5t3/w8F

Score

10^/10

evasion persistence trojan

Malware Config

Signatures

Windows security bypass 2 TTPs 4 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "25600"	oudlakot.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "25600"	oudlakot.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "25600"	oudlakot.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "25600"	oudlakot.exe

Modifies Installed Components in the registry 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{52484154-5145-4451-5248-415451454451}	oudlakot.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{52484154-5145-4451-5248-415451454451}\01234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123 = "a"	oudlakot.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{52484154-5145-4451-5248-415451454451}\IsInstalled = "1"	oudlakot.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{52484154-5145-4451-5248-415451454451}\StubPath = "C:\\Windows\\system32\\annoaxeab-eadex.exe"	oudlakot.exe

Sets file execution options in registry 2 TTPs 3 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\explorer.exe	oudlakot.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\explorer.exe\0123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890 = "a"	oudlakot.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\explorer.exe\Debugger = "C:\\Windows\\system32\\hbocem.exe"	oudlakot.exe

Executes dropped EXE 2 IoCs

pid	Process
1500	oudlakot.exe
1920	oudlakot.exe

Windows security modification 2 TTPs 4 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "25600"	oudlakot.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "25600"	oudlakot.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "25600"	oudlakot.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "25600"	oudlakot.exe

Modifies WinLogon 2 TTPs 5 IoCs

persistence

Winlogon Helper DLL

T1547.004

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\{BC84DF00-BC38-9902-8082-6FCBF2D87A0B}	oudlakot.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify	oudlakot.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\{BC84DF00-BC38-9902-8082-6FCBF2D87A0B}\012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345 = "a"	oudlakot.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\{BC84DF00-BC38-9902-8082-6FCBF2D87A0B}\DLLName = "C:\\Windows\\system32\\ousvoaxic.dll"	oudlakot.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\{BC84DF00-BC38-9902-8082-6FCBF2D87A0B}\Startup = "Startup"	oudlakot.exe

Drops file in System32 directory 9 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\oudlakot.exe	oudlakot.exe
File opened for modification	C:\Windows\SysWOW64\oudlakot.exe	d83e379efa2a48dd73e8dcb637d1f1b6_NEIKI.exe
File opened for modification	C:\Windows\SysWOW64\annoaxeab-eadex.exe	oudlakot.exe
File created	C:\Windows\SysWOW64\annoaxeab-eadex.exe	oudlakot.exe
File created	C:\Windows\SysWOW64\ousvoaxic.dll	oudlakot.exe
File created	C:\Windows\SysWOW64\oudlakot.exe	d83e379efa2a48dd73e8dcb637d1f1b6_NEIKI.exe
File opened for modification	C:\Windows\SysWOW64\hbocem.exe	oudlakot.exe
File created	C:\Windows\SysWOW64\hbocem.exe	oudlakot.exe
File opened for modification	C:\Windows\SysWOW64\ousvoaxic.dll	oudlakot.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
1500	oudlakot.exe
1500	oudlakot.exe
1500	oudlakot.exe
1500	oudlakot.exe
1500	oudlakot.exe
1500	oudlakot.exe
1500	oudlakot.exe
1500	oudlakot.exe
1920	oudlakot.exe
1920	oudlakot.exe
1500	oudlakot.exe
1500	oudlakot.exe
1500	oudlakot.exe
1500	oudlakot.exe
1500	oudlakot.exe
1500	oudlakot.exe
1500	oudlakot.exe
1500	oudlakot.exe
1500	oudlakot.exe
1500	oudlakot.exe
1500	oudlakot.exe
1500	oudlakot.exe
1500	oudlakot.exe
1500	oudlakot.exe
1500	oudlakot.exe
1500	oudlakot.exe
1500	oudlakot.exe
1500	oudlakot.exe
1500	oudlakot.exe
1500	oudlakot.exe
1500	oudlakot.exe
1500	oudlakot.exe
1500	oudlakot.exe
1500	oudlakot.exe
1500	oudlakot.exe
1500	oudlakot.exe
1500	oudlakot.exe
1500	oudlakot.exe
1500	oudlakot.exe
1500	oudlakot.exe
1500	oudlakot.exe
1500	oudlakot.exe
1500	oudlakot.exe
1500	oudlakot.exe
1500	oudlakot.exe
1500	oudlakot.exe
1500	oudlakot.exe
1500	oudlakot.exe
1500	oudlakot.exe
1500	oudlakot.exe
1500	oudlakot.exe
1500	oudlakot.exe
1500	oudlakot.exe
1500	oudlakot.exe
1500	oudlakot.exe
1500	oudlakot.exe
1500	oudlakot.exe
1500	oudlakot.exe
1500	oudlakot.exe
1500	oudlakot.exe
1500	oudlakot.exe
1500	oudlakot.exe
1500	oudlakot.exe
1500	oudlakot.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2176	d83e379efa2a48dd73e8dcb637d1f1b6_NEIKI.exe
Token: SeDebugPrivilege	1500	oudlakot.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2176 wrote to memory of 1500	2176	d83e379efa2a48dd73e8dcb637d1f1b6_NEIKI.exe	83
PID 2176 wrote to memory of 1500	2176	d83e379efa2a48dd73e8dcb637d1f1b6_NEIKI.exe	83
PID 2176 wrote to memory of 1500	2176	d83e379efa2a48dd73e8dcb637d1f1b6_NEIKI.exe	83
PID 1500 wrote to memory of 616	1500	oudlakot.exe	5
PID 1500 wrote to memory of 3416	1500	oudlakot.exe	55
PID 1500 wrote to memory of 3416	1500	oudlakot.exe	55
PID 1500 wrote to memory of 1920	1500	oudlakot.exe	84
PID 1500 wrote to memory of 1920	1500	oudlakot.exe	84
PID 1500 wrote to memory of 1920	1500	oudlakot.exe	84
PID 1500 wrote to memory of 3416	1500	oudlakot.exe	55
PID 1500 wrote to memory of 3416	1500	oudlakot.exe	55
PID 1500 wrote to memory of 3416	1500	oudlakot.exe	55
PID 1500 wrote to memory of 3416	1500	oudlakot.exe	55
PID 1500 wrote to memory of 3416	1500	oudlakot.exe	55
PID 1500 wrote to memory of 3416	1500	oudlakot.exe	55
PID 1500 wrote to memory of 3416	1500	oudlakot.exe	55
PID 1500 wrote to memory of 3416	1500	oudlakot.exe	55
PID 1500 wrote to memory of 3416	1500	oudlakot.exe	55
PID 1500 wrote to memory of 3416	1500	oudlakot.exe	55
PID 1500 wrote to memory of 3416	1500	oudlakot.exe	55
PID 1500 wrote to memory of 3416	1500	oudlakot.exe	55
PID 1500 wrote to memory of 3416	1500	oudlakot.exe	55
PID 1500 wrote to memory of 3416	1500	oudlakot.exe	55
PID 1500 wrote to memory of 3416	1500	oudlakot.exe	55
PID 1500 wrote to memory of 3416	1500	oudlakot.exe	55
PID 1500 wrote to memory of 3416	1500	oudlakot.exe	55
PID 1500 wrote to memory of 3416	1500	oudlakot.exe	55
PID 1500 wrote to memory of 3416	1500	oudlakot.exe	55
PID 1500 wrote to memory of 3416	1500	oudlakot.exe	55
PID 1500 wrote to memory of 3416	1500	oudlakot.exe	55
PID 1500 wrote to memory of 3416	1500	oudlakot.exe	55
PID 1500 wrote to memory of 3416	1500	oudlakot.exe	55
PID 1500 wrote to memory of 3416	1500	oudlakot.exe	55
PID 1500 wrote to memory of 3416	1500	oudlakot.exe	55
PID 1500 wrote to memory of 3416	1500	oudlakot.exe	55
PID 1500 wrote to memory of 3416	1500	oudlakot.exe	55
PID 1500 wrote to memory of 3416	1500	oudlakot.exe	55
PID 1500 wrote to memory of 3416	1500	oudlakot.exe	55
PID 1500 wrote to memory of 3416	1500	oudlakot.exe	55
PID 1500 wrote to memory of 3416	1500	oudlakot.exe	55
PID 1500 wrote to memory of 3416	1500	oudlakot.exe	55
PID 1500 wrote to memory of 3416	1500	oudlakot.exe	55
PID 1500 wrote to memory of 3416	1500	oudlakot.exe	55
PID 1500 wrote to memory of 3416	1500	oudlakot.exe	55
PID 1500 wrote to memory of 3416	1500	oudlakot.exe	55
PID 1500 wrote to memory of 3416	1500	oudlakot.exe	55
PID 1500 wrote to memory of 3416	1500	oudlakot.exe	55
PID 1500 wrote to memory of 3416	1500	oudlakot.exe	55
PID 1500 wrote to memory of 3416	1500	oudlakot.exe	55
PID 1500 wrote to memory of 3416	1500	oudlakot.exe	55
PID 1500 wrote to memory of 3416	1500	oudlakot.exe	55
PID 1500 wrote to memory of 3416	1500	oudlakot.exe	55
PID 1500 wrote to memory of 3416	1500	oudlakot.exe	55
PID 1500 wrote to memory of 3416	1500	oudlakot.exe	55
PID 1500 wrote to memory of 3416	1500	oudlakot.exe	55
PID 1500 wrote to memory of 3416	1500	oudlakot.exe	55
PID 1500 wrote to memory of 3416	1500	oudlakot.exe	55
PID 1500 wrote to memory of 3416	1500	oudlakot.exe	55
PID 1500 wrote to memory of 3416	1500	oudlakot.exe	55
PID 1500 wrote to memory of 3416	1500	oudlakot.exe	55
PID 1500 wrote to memory of 3416	1500	oudlakot.exe	55
PID 1500 wrote to memory of 3416	1500	oudlakot.exe	55
PID 1500 wrote to memory of 3416	1500	oudlakot.exe	55
PID 1500 wrote to memory of 3416	1500	oudlakot.exe	55

C:\Windows\system32\winlogon.exe
winlogon.exe
1⤵
PID:616

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:3416
- C:\Users\Admin\AppData\Local\Temp\d83e379efa2a48dd73e8dcb637d1f1b6_NEIKI.exe
  "C:\Users\Admin\AppData\Local\Temp\d83e379efa2a48dd73e8dcb637d1f1b6_NEIKI.exe"
  2⤵
  - Drops file in System32 directory
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2176
- - C:\Windows\SysWOW64\oudlakot.exe
    "C:\Windows\system32\oudlakot.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:1500
  - - C:\Windows\SysWOW64\oudlakot.exe
      --k33p
      4⤵
      Executes dropped EXE
      Suspicious behavior: EnumeratesProcesses
      PID:1920

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Winlogon Helper DLL

T1547.004

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Winlogon Helper DLL

T1547.004

Defense Evasion

Impair Defenses

T1562

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Windows\SysWOW64\annoaxeab-eadex.exe

Filesize
71KB

MD5
364e843d6aed76dedf2b2fa18b282afc

SHA1
e5d9039e92a8f647e33cf217aede97682f74b192

SHA256
1b39f489ecd71ac2706bf50b45b5385cf20a79261052133ecad7399bf20cb197

SHA512
07e3be8ac34fc48ec8cabb5ce5486c842490f33ce322d0a00c7205b36009653f4ffe181b2b4ba1ecda2df110a87bd30d99035daca77d475086739ced00ad0756

Download Submit
C:\Windows\SysWOW64\hbocem.exe

Filesize
72KB

MD5
b838fdaaaa2b742dbb8ba49429342a71

SHA1
0edc6120cfb9a4c4fc075008ac44396a1c0f5542

SHA256
2115d8066564c5afe7bd2fbf832b4f7fca3f443483a0eea8d5df60462d43dc60

SHA512
e8af5a6c9b125cc31fc6b6581eca3183e0610e550bf8c84a3a552bcc03e78dc922085a9d561e6945c80ccf31825d4d47b149c965cbedf070560d395994026cab

Download Submit
C:\Windows\SysWOW64\oudlakot.exe

Filesize
69KB

MD5
d83e379efa2a48dd73e8dcb637d1f1b6

SHA1
3ef00866d25aa7b6a0789a665d16d8d41af7a724

SHA256
ae7f3e4669e1061d6f43bc9677f32e0eef69fe4ba87b1edf3115e8ca57704866

SHA512
95a93033bd795d3675c48508ea1f37e054bf992ca224831534fbe031a7339a32cb297a61eb439145375b01114776f52b6eba4a6b79ef7211d1e8361e600c5f2b

Download Submit
C:\Windows\SysWOW64\ousvoaxic.dll

Filesize
5KB

MD5
f37b21c00fd81bd93c89ce741a88f183

SHA1
b2796500597c68e2f5638e1101b46eaf32676c1c

SHA256
76cf016fd77cb5a06c6ed4674ddc2345e8390c010cf344491a6e742baf2c0fb0

SHA512
252fe66dea9a4b9aebc5fd2f24434719cb25159ba51549d9de407f44b6a2f7bce6e071be02c4f2ad6aef588c77f12c00ed415eb54f96dec1b077326e101ce0f4

Download Submit
memory/1500-49-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1920-50-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2176-5-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download