2a370d3d80e1a11bb48fe5f7abe69387540931269ff9dd7bf151936f93f4370e

Analysis

max time kernel
149s
max time network
118s
platform
windows7_x64
resource
win7-20240419-en
resource tags

arch:x64arch:x86image:win7-20240419-enlocale:en-usos:windows7-x64system
submitted
13/05/2024, 13:16

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General

Target

b9ad4481560f36da3fb203e1a0128940_NeikiAnalytics.exe
Size

70KB
MD5

b9ad4481560f36da3fb203e1a0128940
SHA1

cfed8160c4e9f9fd94cfbd23f6044d79ba99d9a5
SHA256

2a370d3d80e1a11bb48fe5f7abe69387540931269ff9dd7bf151936f93f4370e
SHA512

d51aef5b2d769f7cd9396574bcf72d4701b75dc7838edd887707f644eb2a4bc7a5273365f0c760a5a80b0ec6a4245cf64c798ccffb3b030a936151b530f9d65b
SSDEEP

1536:1teqKDlXvCDB04f5Gn/L8FlADNt3d1Hw8sl0: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\AntiVirusOverride = "25600"	ubhutat.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "25600"	ubhutat.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "25600"	ubhutat.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "25600"	ubhutat.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\{5549424E-514e-4d41-5549-424E514E4d41}\StubPath = "C:\\Windows\\system32\\oubmeafeas.exe"	ubhutat.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{5549424E-514e-4d41-5549-424E514E4d41}	ubhutat.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{5549424E-514e-4d41-5549-424E514E4d41}\01234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123 = "a"	ubhutat.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{5549424E-514e-4d41-5549-424E514E4d41}\IsInstalled = "1"	ubhutat.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\\opcooteax-evex.exe"	ubhutat.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\explorer.exe	ubhutat.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\explorer.exe\0123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890 = "a"	ubhutat.exe

Executes dropped EXE 2 IoCs

pid	Process
2440	ubhutat.exe
2644	ubhutat.exe

Loads dropped DLL 3 IoCs

pid	Process
2488	b9ad4481560f36da3fb203e1a0128940_NeikiAnalytics.exe
2488	b9ad4481560f36da3fb203e1a0128940_NeikiAnalytics.exe
2440	ubhutat.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"	ubhutat.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "25600"	ubhutat.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "25600"	ubhutat.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "25600"	ubhutat.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}	ubhutat.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify	ubhutat.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\{BC84DF00-BC38-9902-8082-6FCBF2D87A0B}\012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345 = "a"	ubhutat.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\{BC84DF00-BC38-9902-8082-6FCBF2D87A0B}\DLLName = "C:\\Windows\\system32\\avbootoog.dll"	ubhutat.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\{BC84DF00-BC38-9902-8082-6FCBF2D87A0B}\Startup = "Startup"	ubhutat.exe

Drops file in System32 directory 9 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\ubhutat.exe	b9ad4481560f36da3fb203e1a0128940_NeikiAnalytics.exe
File created	C:\Windows\SysWOW64\opcooteax-evex.exe	ubhutat.exe
File opened for modification	C:\Windows\SysWOW64\oubmeafeas.exe	ubhutat.exe
File created	C:\Windows\SysWOW64\oubmeafeas.exe	ubhutat.exe
File opened for modification	C:\Windows\SysWOW64\avbootoog.dll	ubhutat.exe
File opened for modification	C:\Windows\SysWOW64\ubhutat.exe	ubhutat.exe
File opened for modification	C:\Windows\SysWOW64\ubhutat.exe	b9ad4481560f36da3fb203e1a0128940_NeikiAnalytics.exe
File created	C:\Windows\SysWOW64\avbootoog.dll	ubhutat.exe
File opened for modification	C:\Windows\SysWOW64\opcooteax-evex.exe	ubhutat.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2440	ubhutat.exe
2440	ubhutat.exe
2440	ubhutat.exe
2440	ubhutat.exe
2644	ubhutat.exe
2440	ubhutat.exe
2440	ubhutat.exe
2440	ubhutat.exe
2440	ubhutat.exe
2440	ubhutat.exe
2440	ubhutat.exe
2440	ubhutat.exe
2440	ubhutat.exe
2440	ubhutat.exe
2440	ubhutat.exe
2440	ubhutat.exe
2440	ubhutat.exe
2440	ubhutat.exe
2440	ubhutat.exe
2440	ubhutat.exe
2440	ubhutat.exe
2440	ubhutat.exe
2440	ubhutat.exe
2440	ubhutat.exe
2440	ubhutat.exe
2440	ubhutat.exe
2440	ubhutat.exe
2440	ubhutat.exe
2440	ubhutat.exe
2440	ubhutat.exe
2440	ubhutat.exe
2440	ubhutat.exe
2440	ubhutat.exe
2440	ubhutat.exe
2440	ubhutat.exe
2440	ubhutat.exe
2440	ubhutat.exe
2440	ubhutat.exe
2440	ubhutat.exe
2440	ubhutat.exe
2440	ubhutat.exe
2440	ubhutat.exe
2440	ubhutat.exe
2440	ubhutat.exe
2440	ubhutat.exe
2440	ubhutat.exe
2440	ubhutat.exe
2440	ubhutat.exe
2440	ubhutat.exe
2440	ubhutat.exe
2440	ubhutat.exe
2440	ubhutat.exe
2440	ubhutat.exe
2440	ubhutat.exe
2440	ubhutat.exe
2440	ubhutat.exe
2440	ubhutat.exe
2440	ubhutat.exe
2440	ubhutat.exe
2440	ubhutat.exe
2440	ubhutat.exe
2440	ubhutat.exe
2440	ubhutat.exe
2440	ubhutat.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2488	b9ad4481560f36da3fb203e1a0128940_NeikiAnalytics.exe
Token: SeDebugPrivilege	2440	ubhutat.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2488 wrote to memory of 2440	2488	b9ad4481560f36da3fb203e1a0128940_NeikiAnalytics.exe	28
PID 2488 wrote to memory of 2440	2488	b9ad4481560f36da3fb203e1a0128940_NeikiAnalytics.exe	28
PID 2488 wrote to memory of 2440	2488	b9ad4481560f36da3fb203e1a0128940_NeikiAnalytics.exe	28
PID 2488 wrote to memory of 2440	2488	b9ad4481560f36da3fb203e1a0128940_NeikiAnalytics.exe	28
PID 2440 wrote to memory of 432	2440	ubhutat.exe	5
PID 2440 wrote to memory of 1212	2440	ubhutat.exe	21
PID 2440 wrote to memory of 1212	2440	ubhutat.exe	21
PID 2440 wrote to memory of 2644	2440	ubhutat.exe	29
PID 2440 wrote to memory of 2644	2440	ubhutat.exe	29
PID 2440 wrote to memory of 2644	2440	ubhutat.exe	29
PID 2440 wrote to memory of 2644	2440	ubhutat.exe	29
PID 2440 wrote to memory of 1212	2440	ubhutat.exe	21
PID 2440 wrote to memory of 1212	2440	ubhutat.exe	21
PID 2440 wrote to memory of 1212	2440	ubhutat.exe	21
PID 2440 wrote to memory of 1212	2440	ubhutat.exe	21
PID 2440 wrote to memory of 1212	2440	ubhutat.exe	21
PID 2440 wrote to memory of 1212	2440	ubhutat.exe	21
PID 2440 wrote to memory of 1212	2440	ubhutat.exe	21
PID 2440 wrote to memory of 1212	2440	ubhutat.exe	21
PID 2440 wrote to memory of 1212	2440	ubhutat.exe	21
PID 2440 wrote to memory of 1212	2440	ubhutat.exe	21
PID 2440 wrote to memory of 1212	2440	ubhutat.exe	21
PID 2440 wrote to memory of 1212	2440	ubhutat.exe	21
PID 2440 wrote to memory of 1212	2440	ubhutat.exe	21
PID 2440 wrote to memory of 1212	2440	ubhutat.exe	21
PID 2440 wrote to memory of 1212	2440	ubhutat.exe	21
PID 2440 wrote to memory of 1212	2440	ubhutat.exe	21
PID 2440 wrote to memory of 1212	2440	ubhutat.exe	21
PID 2440 wrote to memory of 1212	2440	ubhutat.exe	21
PID 2440 wrote to memory of 1212	2440	ubhutat.exe	21
PID 2440 wrote to memory of 1212	2440	ubhutat.exe	21
PID 2440 wrote to memory of 1212	2440	ubhutat.exe	21
PID 2440 wrote to memory of 1212	2440	ubhutat.exe	21
PID 2440 wrote to memory of 1212	2440	ubhutat.exe	21
PID 2440 wrote to memory of 1212	2440	ubhutat.exe	21
PID 2440 wrote to memory of 1212	2440	ubhutat.exe	21
PID 2440 wrote to memory of 1212	2440	ubhutat.exe	21
PID 2440 wrote to memory of 1212	2440	ubhutat.exe	21
PID 2440 wrote to memory of 1212	2440	ubhutat.exe	21
PID 2440 wrote to memory of 1212	2440	ubhutat.exe	21
PID 2440 wrote to memory of 1212	2440	ubhutat.exe	21
PID 2440 wrote to memory of 1212	2440	ubhutat.exe	21
PID 2440 wrote to memory of 1212	2440	ubhutat.exe	21
PID 2440 wrote to memory of 1212	2440	ubhutat.exe	21
PID 2440 wrote to memory of 1212	2440	ubhutat.exe	21
PID 2440 wrote to memory of 1212	2440	ubhutat.exe	21
PID 2440 wrote to memory of 1212	2440	ubhutat.exe	21
PID 2440 wrote to memory of 1212	2440	ubhutat.exe	21
PID 2440 wrote to memory of 1212	2440	ubhutat.exe	21
PID 2440 wrote to memory of 1212	2440	ubhutat.exe	21
PID 2440 wrote to memory of 1212	2440	ubhutat.exe	21
PID 2440 wrote to memory of 1212	2440	ubhutat.exe	21
PID 2440 wrote to memory of 1212	2440	ubhutat.exe	21
PID 2440 wrote to memory of 1212	2440	ubhutat.exe	21
PID 2440 wrote to memory of 1212	2440	ubhutat.exe	21
PID 2440 wrote to memory of 1212	2440	ubhutat.exe	21
PID 2440 wrote to memory of 1212	2440	ubhutat.exe	21
PID 2440 wrote to memory of 1212	2440	ubhutat.exe	21
PID 2440 wrote to memory of 1212	2440	ubhutat.exe	21
PID 2440 wrote to memory of 1212	2440	ubhutat.exe	21
PID 2440 wrote to memory of 1212	2440	ubhutat.exe	21
PID 2440 wrote to memory of 1212	2440	ubhutat.exe	21
PID 2440 wrote to memory of 1212	2440	ubhutat.exe	21
PID 2440 wrote to memory of 1212	2440	ubhutat.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\b9ad4481560f36da3fb203e1a0128940_NeikiAnalytics.exe
  "C:\Users\Admin\AppData\Local\Temp\b9ad4481560f36da3fb203e1a0128940_NeikiAnalytics.exe"
  2⤵
  - Loads dropped DLL
  - Drops file in System32 directory
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2488
- - C:\Windows\SysWOW64\ubhutat.exe
    "C:\Windows\system32\ubhutat.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:2440
  - - C:\Windows\SysWOW64\ubhutat.exe
      --k33p
      4⤵
      Executes dropped EXE
      Suspicious behavior: EnumeratesProcesses
      PID:2644

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\avbootoog.dll

Filesize
5KB

MD5
f37b21c00fd81bd93c89ce741a88f183

SHA1
b2796500597c68e2f5638e1101b46eaf32676c1c

SHA256
76cf016fd77cb5a06c6ed4674ddc2345e8390c010cf344491a6e742baf2c0fb0

SHA512
252fe66dea9a4b9aebc5fd2f24434719cb25159ba51549d9de407f44b6a2f7bce6e071be02c4f2ad6aef588c77f12c00ed415eb54f96dec1b077326e101ce0f4

Download Submit
C:\Windows\SysWOW64\opcooteax-evex.exe

Filesize
74KB

MD5
388dd1b5e302ea5708ea4a293a10f1b9

SHA1
2fd12f1b01415da57ca463fe087b958fdfdabe3d

SHA256
c6b4a1744f2066d65878d53d96644282b4e7bfd67980803c2fae3df16cd1eebc

SHA512
44cb3de3ab14eb970e5b37889b3e5b35c60195486deb806aba8a6b504f119fa195acb096da34637fad3bb2b2d5675256d7d47551465b8a897e34fe69467a4aa3

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

Filesize
72KB

MD5
2e5e940ddf923a71ade0a4eeb1a64521

SHA1
73b695139b408a7fa1365612fac5fa1daa16e6d7

SHA256
fad8e0598c3f0e25dd325b92b0a8f5efd7f7ebdf5d259d43ea67053fc15b4436

SHA512
1b780d7a9557a7e6e06407f04d8dd8c4b02581fd9aa6d0687b2e0decb11c320786ac99f2e470d19be1083082e7f35c6440514858b8d61eee23d3b38398c521d0

Download Submit
\Windows\SysWOW64\ubhutat.exe

Filesize
70KB

MD5
b9ad4481560f36da3fb203e1a0128940

SHA1
cfed8160c4e9f9fd94cfbd23f6044d79ba99d9a5

SHA256
2a370d3d80e1a11bb48fe5f7abe69387540931269ff9dd7bf151936f93f4370e

SHA512
d51aef5b2d769f7cd9396574bcf72d4701b75dc7838edd887707f644eb2a4bc7a5273365f0c760a5a80b0ec6a4245cf64c798ccffb3b030a936151b530f9d65b

Download Submit
memory/2440-55-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2488-10-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2644-56-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download