4275cc0d4b47d33b4493b7cc8dfcbb9359d895cc8c5b6ac016e94ef627e1d06c

Analysis

max time kernel
149s
max time network
120s
platform
windows7_x64
resource
win7-20240215-en
resource tags

arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
submitted
08/05/2024, 08:14

Sharing

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General

Target

23ae11e5ff61b1a2000ea4e5e6b990b0_NEIKI.exe
Size

71KB
MD5

23ae11e5ff61b1a2000ea4e5e6b990b0
SHA1

684d3fe071ec4230a2f3066762cd873b70a93d0b
SHA256

4275cc0d4b47d33b4493b7cc8dfcbb9359d895cc8c5b6ac016e94ef627e1d06c
SHA512

7a45035e195d9d640c959acd76f10b7bce4d4c6c82834b58511e7bb932a5329cf2eddcf52c3164daad518cbe0a1aaced407beacba45999d81db1ce8dc80d1641
SSDEEP

1536:1teqKDlXvCDB04f5Gn/L8FlADNt3d1Hw8sla:Olg35GTslA5t3/w8H

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\UpdatesDisableNotify = "25600"	ogcanoat-oucoot.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "25600"	ogcanoat-oucoot.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "25600"	ogcanoat-oucoot.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "25600"	ogcanoat-oucoot.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
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{4748505A-5247-4643-4748-505A52474643}\StubPath = "C:\\Windows\\system32\\oucbanud.exe"	ogcanoat-oucoot.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{4748505A-5247-4643-4748-505A52474643}	ogcanoat-oucoot.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{4748505A-5247-4643-4748-505A52474643}\01234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123 = "a"	ogcanoat-oucoot.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{4748505A-5247-4643-4748-505A52474643}\IsInstalled = "1"	ogcanoat-oucoot.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
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\explorer.exe\Debugger = "C:\\Windows\\system32\\andoagov-ded.exe"	ogcanoat-oucoot.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\explorer.exe	ogcanoat-oucoot.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\explorer.exe\0123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890 = "a"	ogcanoat-oucoot.exe

Executes dropped EXE 2 IoCs

pid	Process
3024	ogcanoat-oucoot.exe
3036	ogcanoat-oucoot.exe

Loads dropped DLL 3 IoCs

pid	Process
2384	23ae11e5ff61b1a2000ea4e5e6b990b0_NEIKI.exe
2384	23ae11e5ff61b1a2000ea4e5e6b990b0_NEIKI.exe
3024	ogcanoat-oucoot.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"	ogcanoat-oucoot.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "25600"	ogcanoat-oucoot.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "25600"	ogcanoat-oucoot.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "25600"	ogcanoat-oucoot.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}	ogcanoat-oucoot.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify	ogcanoat-oucoot.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\{BC84DF00-BC38-9902-8082-6FCBF2D87A0B}\012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345 = "a"	ogcanoat-oucoot.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\{BC84DF00-BC38-9902-8082-6FCBF2D87A0B}\DLLName = "C:\\Windows\\system32\\eamleapoap-cix.dll"	ogcanoat-oucoot.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\{BC84DF00-BC38-9902-8082-6FCBF2D87A0B}\Startup = "Startup"	ogcanoat-oucoot.exe

Drops file in System32 directory 9 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\ogcanoat-oucoot.exe	23ae11e5ff61b1a2000ea4e5e6b990b0_NEIKI.exe
File created	C:\Windows\SysWOW64\andoagov-ded.exe	ogcanoat-oucoot.exe
File created	C:\Windows\SysWOW64\oucbanud.exe	ogcanoat-oucoot.exe
File created	C:\Windows\SysWOW64\eamleapoap-cix.dll	ogcanoat-oucoot.exe
File opened for modification	C:\Windows\SysWOW64\ogcanoat-oucoot.exe	ogcanoat-oucoot.exe
File created	C:\Windows\SysWOW64\ogcanoat-oucoot.exe	23ae11e5ff61b1a2000ea4e5e6b990b0_NEIKI.exe
File opened for modification	C:\Windows\SysWOW64\andoagov-ded.exe	ogcanoat-oucoot.exe
File opened for modification	C:\Windows\SysWOW64\oucbanud.exe	ogcanoat-oucoot.exe
File opened for modification	C:\Windows\SysWOW64\eamleapoap-cix.dll	ogcanoat-oucoot.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
3024	ogcanoat-oucoot.exe
3024	ogcanoat-oucoot.exe
3024	ogcanoat-oucoot.exe
3024	ogcanoat-oucoot.exe
3036	ogcanoat-oucoot.exe
3024	ogcanoat-oucoot.exe
3024	ogcanoat-oucoot.exe
3024	ogcanoat-oucoot.exe
3024	ogcanoat-oucoot.exe
3024	ogcanoat-oucoot.exe
3024	ogcanoat-oucoot.exe
3024	ogcanoat-oucoot.exe
3024	ogcanoat-oucoot.exe
3024	ogcanoat-oucoot.exe
3024	ogcanoat-oucoot.exe
3024	ogcanoat-oucoot.exe
3024	ogcanoat-oucoot.exe
3024	ogcanoat-oucoot.exe
3024	ogcanoat-oucoot.exe
3024	ogcanoat-oucoot.exe
3024	ogcanoat-oucoot.exe
3024	ogcanoat-oucoot.exe
3024	ogcanoat-oucoot.exe
3024	ogcanoat-oucoot.exe
3024	ogcanoat-oucoot.exe
3024	ogcanoat-oucoot.exe
3024	ogcanoat-oucoot.exe
3024	ogcanoat-oucoot.exe
3024	ogcanoat-oucoot.exe
3024	ogcanoat-oucoot.exe
3024	ogcanoat-oucoot.exe
3024	ogcanoat-oucoot.exe
3024	ogcanoat-oucoot.exe
3024	ogcanoat-oucoot.exe
3024	ogcanoat-oucoot.exe
3024	ogcanoat-oucoot.exe
3024	ogcanoat-oucoot.exe
3024	ogcanoat-oucoot.exe
3024	ogcanoat-oucoot.exe
3024	ogcanoat-oucoot.exe
3024	ogcanoat-oucoot.exe
3024	ogcanoat-oucoot.exe
3024	ogcanoat-oucoot.exe
3024	ogcanoat-oucoot.exe
3024	ogcanoat-oucoot.exe
3024	ogcanoat-oucoot.exe
3024	ogcanoat-oucoot.exe
3024	ogcanoat-oucoot.exe
3024	ogcanoat-oucoot.exe
3024	ogcanoat-oucoot.exe
3024	ogcanoat-oucoot.exe
3024	ogcanoat-oucoot.exe
3024	ogcanoat-oucoot.exe
3024	ogcanoat-oucoot.exe
3024	ogcanoat-oucoot.exe
3024	ogcanoat-oucoot.exe
3024	ogcanoat-oucoot.exe
3024	ogcanoat-oucoot.exe
3024	ogcanoat-oucoot.exe
3024	ogcanoat-oucoot.exe
3024	ogcanoat-oucoot.exe
3024	ogcanoat-oucoot.exe
3024	ogcanoat-oucoot.exe
3024	ogcanoat-oucoot.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2384	23ae11e5ff61b1a2000ea4e5e6b990b0_NEIKI.exe
Token: SeDebugPrivilege	3024	ogcanoat-oucoot.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2384 wrote to memory of 3024	2384	23ae11e5ff61b1a2000ea4e5e6b990b0_NEIKI.exe	28
PID 2384 wrote to memory of 3024	2384	23ae11e5ff61b1a2000ea4e5e6b990b0_NEIKI.exe	28
PID 2384 wrote to memory of 3024	2384	23ae11e5ff61b1a2000ea4e5e6b990b0_NEIKI.exe	28
PID 2384 wrote to memory of 3024	2384	23ae11e5ff61b1a2000ea4e5e6b990b0_NEIKI.exe	28
PID 3024 wrote to memory of 432	3024	ogcanoat-oucoot.exe	5
PID 3024 wrote to memory of 3036	3024	ogcanoat-oucoot.exe	29
PID 3024 wrote to memory of 3036	3024	ogcanoat-oucoot.exe	29
PID 3024 wrote to memory of 3036	3024	ogcanoat-oucoot.exe	29
PID 3024 wrote to memory of 3036	3024	ogcanoat-oucoot.exe	29
PID 3024 wrote to memory of 1212	3024	ogcanoat-oucoot.exe	21
PID 3024 wrote to memory of 1212	3024	ogcanoat-oucoot.exe	21
PID 3024 wrote to memory of 1212	3024	ogcanoat-oucoot.exe	21
PID 3024 wrote to memory of 1212	3024	ogcanoat-oucoot.exe	21
PID 3024 wrote to memory of 1212	3024	ogcanoat-oucoot.exe	21
PID 3024 wrote to memory of 1212	3024	ogcanoat-oucoot.exe	21
PID 3024 wrote to memory of 1212	3024	ogcanoat-oucoot.exe	21
PID 3024 wrote to memory of 1212	3024	ogcanoat-oucoot.exe	21
PID 3024 wrote to memory of 1212	3024	ogcanoat-oucoot.exe	21
PID 3024 wrote to memory of 1212	3024	ogcanoat-oucoot.exe	21
PID 3024 wrote to memory of 1212	3024	ogcanoat-oucoot.exe	21
PID 3024 wrote to memory of 1212	3024	ogcanoat-oucoot.exe	21
PID 3024 wrote to memory of 1212	3024	ogcanoat-oucoot.exe	21
PID 3024 wrote to memory of 1212	3024	ogcanoat-oucoot.exe	21
PID 3024 wrote to memory of 1212	3024	ogcanoat-oucoot.exe	21
PID 3024 wrote to memory of 1212	3024	ogcanoat-oucoot.exe	21
PID 3024 wrote to memory of 1212	3024	ogcanoat-oucoot.exe	21
PID 3024 wrote to memory of 1212	3024	ogcanoat-oucoot.exe	21
PID 3024 wrote to memory of 1212	3024	ogcanoat-oucoot.exe	21
PID 3024 wrote to memory of 1212	3024	ogcanoat-oucoot.exe	21
PID 3024 wrote to memory of 1212	3024	ogcanoat-oucoot.exe	21
PID 3024 wrote to memory of 1212	3024	ogcanoat-oucoot.exe	21
PID 3024 wrote to memory of 1212	3024	ogcanoat-oucoot.exe	21
PID 3024 wrote to memory of 1212	3024	ogcanoat-oucoot.exe	21
PID 3024 wrote to memory of 1212	3024	ogcanoat-oucoot.exe	21
PID 3024 wrote to memory of 1212	3024	ogcanoat-oucoot.exe	21
PID 3024 wrote to memory of 1212	3024	ogcanoat-oucoot.exe	21
PID 3024 wrote to memory of 1212	3024	ogcanoat-oucoot.exe	21
PID 3024 wrote to memory of 1212	3024	ogcanoat-oucoot.exe	21
PID 3024 wrote to memory of 1212	3024	ogcanoat-oucoot.exe	21
PID 3024 wrote to memory of 1212	3024	ogcanoat-oucoot.exe	21
PID 3024 wrote to memory of 1212	3024	ogcanoat-oucoot.exe	21
PID 3024 wrote to memory of 1212	3024	ogcanoat-oucoot.exe	21
PID 3024 wrote to memory of 1212	3024	ogcanoat-oucoot.exe	21
PID 3024 wrote to memory of 1212	3024	ogcanoat-oucoot.exe	21
PID 3024 wrote to memory of 1212	3024	ogcanoat-oucoot.exe	21
PID 3024 wrote to memory of 1212	3024	ogcanoat-oucoot.exe	21
PID 3024 wrote to memory of 1212	3024	ogcanoat-oucoot.exe	21
PID 3024 wrote to memory of 1212	3024	ogcanoat-oucoot.exe	21
PID 3024 wrote to memory of 1212	3024	ogcanoat-oucoot.exe	21
PID 3024 wrote to memory of 1212	3024	ogcanoat-oucoot.exe	21
PID 3024 wrote to memory of 1212	3024	ogcanoat-oucoot.exe	21
PID 3024 wrote to memory of 1212	3024	ogcanoat-oucoot.exe	21
PID 3024 wrote to memory of 1212	3024	ogcanoat-oucoot.exe	21
PID 3024 wrote to memory of 1212	3024	ogcanoat-oucoot.exe	21
PID 3024 wrote to memory of 1212	3024	ogcanoat-oucoot.exe	21
PID 3024 wrote to memory of 1212	3024	ogcanoat-oucoot.exe	21
PID 3024 wrote to memory of 1212	3024	ogcanoat-oucoot.exe	21
PID 3024 wrote to memory of 1212	3024	ogcanoat-oucoot.exe	21
PID 3024 wrote to memory of 1212	3024	ogcanoat-oucoot.exe	21
PID 3024 wrote to memory of 1212	3024	ogcanoat-oucoot.exe	21
PID 3024 wrote to memory of 1212	3024	ogcanoat-oucoot.exe	21
PID 3024 wrote to memory of 1212	3024	ogcanoat-oucoot.exe	21
PID 3024 wrote to memory of 1212	3024	ogcanoat-oucoot.exe	21
PID 3024 wrote to memory of 1212	3024	ogcanoat-oucoot.exe	21

C:\Windows\system32\winlogon.exe
winlogon.exe
1⤵
PID:432

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1212
- C:\Users\Admin\AppData\Local\Temp\23ae11e5ff61b1a2000ea4e5e6b990b0_NEIKI.exe
  "C:\Users\Admin\AppData\Local\Temp\23ae11e5ff61b1a2000ea4e5e6b990b0_NEIKI.exe"
  2⤵
  - Loads dropped DLL
  - Drops file in System32 directory
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2384
- - C:\Windows\SysWOW64\ogcanoat-oucoot.exe
    "C:\Windows\system32\ogcanoat-oucoot.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:3024
  - - C:\Windows\SysWOW64\ogcanoat-oucoot.exe
      --k33p
      4⤵
      Executes dropped EXE
      Suspicious behavior: EnumeratesProcesses
      PID:3036

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\andoagov-ded.exe

Filesize
74KB

MD5
3bfe5cff2151f1b93cfce3690e9c05e4

SHA1
104c47a2e9df4bd684f772b48c78de3a5d968f42

SHA256
09faaa956b5fd1dd69dd765332be7b2264a577c172222a5083cae0ffc6fb0966

SHA512
449b2780de30fcf830a26bf0e498b9f73e62b712c3b32da6cf124b82b5aa6cad4afd841ea3a247879b813fd0694628c094ad5b7680f7d4020d33aa78ec98ca4e

Download Submit
C:\Windows\SysWOW64\eamleapoap-cix.dll

Filesize
5KB

MD5
f37b21c00fd81bd93c89ce741a88f183

SHA1
b2796500597c68e2f5638e1101b46eaf32676c1c

SHA256
76cf016fd77cb5a06c6ed4674ddc2345e8390c010cf344491a6e742baf2c0fb0

SHA512
252fe66dea9a4b9aebc5fd2f24434719cb25159ba51549d9de407f44b6a2f7bce6e071be02c4f2ad6aef588c77f12c00ed415eb54f96dec1b077326e101ce0f4

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

Filesize
73KB

MD5
1265feb4126e30bbd488cc68dd599ebf

SHA1
5235d3e800f52ee29f5794b5527648ac418a6565

SHA256
c2d42a589df18527829db4ddad7a9ab91113e501818cd61a24943cd434904655

SHA512
a5dd2bbf475f1695c4a953900279fc02719ea20e2e950f165838efd65529b7cd031cb088e4a78c2448eba7813adb20ed272886f26684a00215ccc757ded1d7cb

Download Submit
\Windows\SysWOW64\ogcanoat-oucoot.exe

Filesize
71KB

MD5
23ae11e5ff61b1a2000ea4e5e6b990b0

SHA1
684d3fe071ec4230a2f3066762cd873b70a93d0b

SHA256
4275cc0d4b47d33b4493b7cc8dfcbb9359d895cc8c5b6ac016e94ef627e1d06c

SHA512
7a45035e195d9d640c959acd76f10b7bce4d4c6c82834b58511e7bb932a5329cf2eddcf52c3164daad518cbe0a1aaced407beacba45999d81db1ce8dc80d1641

Download Submit
memory/2384-10-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3024-55-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3036-56-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download