a4500e64e6faa0b952eca2070744df2218d6d26a63de82aa6b1b90ec6f1e73e1

Analysis

max time kernel
149s
max time network
142s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
10/05/2024, 11:33

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General

Target

d308f38622d8c1e1064728d92932d520_NeikiAnalytics.exe
Size

72KB
MD5

d308f38622d8c1e1064728d92932d520
SHA1

31735a46ac470a352d89fc80cd94b46ca53edad6
SHA256

a4500e64e6faa0b952eca2070744df2218d6d26a63de82aa6b1b90ec6f1e73e1
SHA512

2b515d2444c997d0679c6d89bcb776c61cd7482683c804ca2e5044b4efa77126f52d4b2c11a4dc6d169625ad6f8437865d4b8dac3e6c6a9dcff8def3b6994fea
SSDEEP

1536:xyGioEFhlmSUO4tss7GwZyC2LcdtdoqDbAPfMzETC7fYJJgISHgzPZydy:p8VmSB4tss7GwZyC1NZO0zH2gBoZOy

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"	ebtudoor-ousor.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "25600"	ebtudoor-ousor.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "25600"	ebtudoor-ousor.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "25600"	ebtudoor-ousor.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 (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{484B554C-4249-4255-484B-554C42494255}\IsInstalled = "1"	ebtudoor-ousor.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{484B554C-4249-4255-484B-554C42494255}\StubPath = "C:\\Windows\\system32\\ivnimuc-umeab.exe"	ebtudoor-ousor.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{484B554C-4249-4255-484B-554C42494255}	ebtudoor-ousor.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{484B554C-4249-4255-484B-554C42494255}\01234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123 = "a"	ebtudoor-ousor.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	ebtudoor-ousor.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\explorer.exe\0123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890 = "a"	ebtudoor-ousor.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\explorer.exe\Debugger = "C:\\Windows\\system32\\itruput.exe"	ebtudoor-ousor.exe

Executes dropped EXE 2 IoCs

pid	Process
2828	ebtudoor-ousor.exe
2664	ebtudoor-ousor.exe

Loads dropped DLL 3 IoCs

pid	Process
2884	d308f38622d8c1e1064728d92932d520_NeikiAnalytics.exe
2884	d308f38622d8c1e1064728d92932d520_NeikiAnalytics.exe
2828	ebtudoor-ousor.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\AntiVirusDisableNotify = "25600"	ebtudoor-ousor.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "25600"	ebtudoor-ousor.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "25600"	ebtudoor-ousor.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "25600"	ebtudoor-ousor.exe

Modifies WinLogon 2 TTPs 5 IoCs

persistence

Winlogon Helper DLL

T1547.004

Modify Registry

T1112

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\\orboxean-efoas.dll"	ebtudoor-ousor.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\{BC84DF00-BC38-9902-8082-6FCBF2D87A0B}\Startup = "Startup"	ebtudoor-ousor.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\{BC84DF00-BC38-9902-8082-6FCBF2D87A0B}	ebtudoor-ousor.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify	ebtudoor-ousor.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\{BC84DF00-BC38-9902-8082-6FCBF2D87A0B}\012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345 = "a"	ebtudoor-ousor.exe

Drops file in System32 directory 9 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\ebtudoor-ousor.exe	d308f38622d8c1e1064728d92932d520_NeikiAnalytics.exe
File created	C:\Windows\SysWOW64\ebtudoor-ousor.exe	d308f38622d8c1e1064728d92932d520_NeikiAnalytics.exe
File opened for modification	C:\Windows\SysWOW64\itruput.exe	ebtudoor-ousor.exe
File opened for modification	C:\Windows\SysWOW64\ivnimuc-umeab.exe	ebtudoor-ousor.exe
File opened for modification	C:\Windows\SysWOW64\orboxean-efoas.dll	ebtudoor-ousor.exe
File created	C:\Windows\SysWOW64\itruput.exe	ebtudoor-ousor.exe
File created	C:\Windows\SysWOW64\ivnimuc-umeab.exe	ebtudoor-ousor.exe
File created	C:\Windows\SysWOW64\orboxean-efoas.dll	ebtudoor-ousor.exe
File opened for modification	C:\Windows\SysWOW64\ebtudoor-ousor.exe	ebtudoor-ousor.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2828	ebtudoor-ousor.exe
2828	ebtudoor-ousor.exe
2828	ebtudoor-ousor.exe
2828	ebtudoor-ousor.exe
2664	ebtudoor-ousor.exe
2828	ebtudoor-ousor.exe
2828	ebtudoor-ousor.exe
2828	ebtudoor-ousor.exe
2828	ebtudoor-ousor.exe
2828	ebtudoor-ousor.exe
2828	ebtudoor-ousor.exe
2828	ebtudoor-ousor.exe
2828	ebtudoor-ousor.exe
2828	ebtudoor-ousor.exe
2828	ebtudoor-ousor.exe
2828	ebtudoor-ousor.exe
2828	ebtudoor-ousor.exe
2828	ebtudoor-ousor.exe
2828	ebtudoor-ousor.exe
2828	ebtudoor-ousor.exe
2828	ebtudoor-ousor.exe
2828	ebtudoor-ousor.exe
2828	ebtudoor-ousor.exe
2828	ebtudoor-ousor.exe
2828	ebtudoor-ousor.exe
2828	ebtudoor-ousor.exe
2828	ebtudoor-ousor.exe
2828	ebtudoor-ousor.exe
2828	ebtudoor-ousor.exe
2828	ebtudoor-ousor.exe
2828	ebtudoor-ousor.exe
2828	ebtudoor-ousor.exe
2828	ebtudoor-ousor.exe
2828	ebtudoor-ousor.exe
2828	ebtudoor-ousor.exe
2828	ebtudoor-ousor.exe
2828	ebtudoor-ousor.exe
2828	ebtudoor-ousor.exe
2828	ebtudoor-ousor.exe
2828	ebtudoor-ousor.exe
2828	ebtudoor-ousor.exe
2828	ebtudoor-ousor.exe
2828	ebtudoor-ousor.exe
2828	ebtudoor-ousor.exe
2828	ebtudoor-ousor.exe
2828	ebtudoor-ousor.exe
2828	ebtudoor-ousor.exe
2828	ebtudoor-ousor.exe
2828	ebtudoor-ousor.exe
2828	ebtudoor-ousor.exe
2828	ebtudoor-ousor.exe
2828	ebtudoor-ousor.exe
2828	ebtudoor-ousor.exe
2828	ebtudoor-ousor.exe
2828	ebtudoor-ousor.exe
2828	ebtudoor-ousor.exe
2828	ebtudoor-ousor.exe
2828	ebtudoor-ousor.exe
2828	ebtudoor-ousor.exe
2828	ebtudoor-ousor.exe
2828	ebtudoor-ousor.exe
2828	ebtudoor-ousor.exe
2828	ebtudoor-ousor.exe
2828	ebtudoor-ousor.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2828	ebtudoor-ousor.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2884 wrote to memory of 2828	2884	d308f38622d8c1e1064728d92932d520_NeikiAnalytics.exe	28
PID 2884 wrote to memory of 2828	2884	d308f38622d8c1e1064728d92932d520_NeikiAnalytics.exe	28
PID 2884 wrote to memory of 2828	2884	d308f38622d8c1e1064728d92932d520_NeikiAnalytics.exe	28
PID 2884 wrote to memory of 2828	2884	d308f38622d8c1e1064728d92932d520_NeikiAnalytics.exe	28
PID 2828 wrote to memory of 424	2828	ebtudoor-ousor.exe	5
PID 2828 wrote to memory of 1212	2828	ebtudoor-ousor.exe	21
PID 2828 wrote to memory of 1212	2828	ebtudoor-ousor.exe	21
PID 2828 wrote to memory of 2664	2828	ebtudoor-ousor.exe	29
PID 2828 wrote to memory of 2664	2828	ebtudoor-ousor.exe	29
PID 2828 wrote to memory of 2664	2828	ebtudoor-ousor.exe	29
PID 2828 wrote to memory of 2664	2828	ebtudoor-ousor.exe	29
PID 2828 wrote to memory of 1212	2828	ebtudoor-ousor.exe	21
PID 2828 wrote to memory of 1212	2828	ebtudoor-ousor.exe	21
PID 2828 wrote to memory of 1212	2828	ebtudoor-ousor.exe	21
PID 2828 wrote to memory of 1212	2828	ebtudoor-ousor.exe	21
PID 2828 wrote to memory of 1212	2828	ebtudoor-ousor.exe	21
PID 2828 wrote to memory of 1212	2828	ebtudoor-ousor.exe	21
PID 2828 wrote to memory of 1212	2828	ebtudoor-ousor.exe	21
PID 2828 wrote to memory of 1212	2828	ebtudoor-ousor.exe	21
PID 2828 wrote to memory of 1212	2828	ebtudoor-ousor.exe	21
PID 2828 wrote to memory of 1212	2828	ebtudoor-ousor.exe	21
PID 2828 wrote to memory of 1212	2828	ebtudoor-ousor.exe	21
PID 2828 wrote to memory of 1212	2828	ebtudoor-ousor.exe	21
PID 2828 wrote to memory of 1212	2828	ebtudoor-ousor.exe	21
PID 2828 wrote to memory of 1212	2828	ebtudoor-ousor.exe	21
PID 2828 wrote to memory of 1212	2828	ebtudoor-ousor.exe	21
PID 2828 wrote to memory of 1212	2828	ebtudoor-ousor.exe	21
PID 2828 wrote to memory of 1212	2828	ebtudoor-ousor.exe	21
PID 2828 wrote to memory of 1212	2828	ebtudoor-ousor.exe	21
PID 2828 wrote to memory of 1212	2828	ebtudoor-ousor.exe	21
PID 2828 wrote to memory of 1212	2828	ebtudoor-ousor.exe	21
PID 2828 wrote to memory of 1212	2828	ebtudoor-ousor.exe	21
PID 2828 wrote to memory of 1212	2828	ebtudoor-ousor.exe	21
PID 2828 wrote to memory of 1212	2828	ebtudoor-ousor.exe	21
PID 2828 wrote to memory of 1212	2828	ebtudoor-ousor.exe	21
PID 2828 wrote to memory of 1212	2828	ebtudoor-ousor.exe	21
PID 2828 wrote to memory of 1212	2828	ebtudoor-ousor.exe	21
PID 2828 wrote to memory of 1212	2828	ebtudoor-ousor.exe	21
PID 2828 wrote to memory of 1212	2828	ebtudoor-ousor.exe	21
PID 2828 wrote to memory of 1212	2828	ebtudoor-ousor.exe	21
PID 2828 wrote to memory of 1212	2828	ebtudoor-ousor.exe	21
PID 2828 wrote to memory of 1212	2828	ebtudoor-ousor.exe	21
PID 2828 wrote to memory of 1212	2828	ebtudoor-ousor.exe	21
PID 2828 wrote to memory of 1212	2828	ebtudoor-ousor.exe	21
PID 2828 wrote to memory of 1212	2828	ebtudoor-ousor.exe	21
PID 2828 wrote to memory of 1212	2828	ebtudoor-ousor.exe	21
PID 2828 wrote to memory of 1212	2828	ebtudoor-ousor.exe	21
PID 2828 wrote to memory of 1212	2828	ebtudoor-ousor.exe	21
PID 2828 wrote to memory of 1212	2828	ebtudoor-ousor.exe	21
PID 2828 wrote to memory of 1212	2828	ebtudoor-ousor.exe	21
PID 2828 wrote to memory of 1212	2828	ebtudoor-ousor.exe	21
PID 2828 wrote to memory of 1212	2828	ebtudoor-ousor.exe	21
PID 2828 wrote to memory of 1212	2828	ebtudoor-ousor.exe	21
PID 2828 wrote to memory of 1212	2828	ebtudoor-ousor.exe	21
PID 2828 wrote to memory of 1212	2828	ebtudoor-ousor.exe	21
PID 2828 wrote to memory of 1212	2828	ebtudoor-ousor.exe	21
PID 2828 wrote to memory of 1212	2828	ebtudoor-ousor.exe	21
PID 2828 wrote to memory of 1212	2828	ebtudoor-ousor.exe	21
PID 2828 wrote to memory of 1212	2828	ebtudoor-ousor.exe	21
PID 2828 wrote to memory of 1212	2828	ebtudoor-ousor.exe	21
PID 2828 wrote to memory of 1212	2828	ebtudoor-ousor.exe	21
PID 2828 wrote to memory of 1212	2828	ebtudoor-ousor.exe	21
PID 2828 wrote to memory of 1212	2828	ebtudoor-ousor.exe	21
PID 2828 wrote to memory of 1212	2828	ebtudoor-ousor.exe	21

C:\Windows\system32\winlogon.exe
winlogon.exe
1⤵
PID:424

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1212
- C:\Users\Admin\AppData\Local\Temp\d308f38622d8c1e1064728d92932d520_NeikiAnalytics.exe
  "C:\Users\Admin\AppData\Local\Temp\d308f38622d8c1e1064728d92932d520_NeikiAnalytics.exe"
  2⤵
  - Loads dropped DLL
  - Drops file in System32 directory
  - Suspicious use of WriteProcessMemory
  PID:2884
- - C:\Windows\SysWOW64\ebtudoor-ousor.exe
    "C:\Windows\SysWOW64\ebtudoor-ousor.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:2828
  - - C:\Windows\SysWOW64\ebtudoor-ousor.exe
      --k33p
      4⤵
      Executes dropped EXE
      Suspicious behavior: EnumeratesProcesses
      PID:2664

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\itruput.exe

Filesize
73KB

MD5
9ee606e72075a5e0f21126ea462d3dc7

SHA1
467991b78119c522cd4323eefea18640baa4984c

SHA256
59aa28dbab0f29f500751f6e510698ab506d45844da6b2a90c910ee75b712e41

SHA512
c999b34bc8f9c8efff5774617529b5fccddf772ff0fafdf03d461f893da3ddc76b58a5d0cee87ff98e96cb296145f14ded6566a05bc5bf8c672ed492df0f7824

Download Submit
C:\Windows\SysWOW64\ivnimuc-umeab.exe

Filesize
72KB

MD5
193c298bae530e17c8e4a8b222e053e9

SHA1
75acf39227681c6c4ab67c731b6be5b0dd4e4635

SHA256
7ea9c7b4f365ef9d423e7032470fa50e739e15276b0066d1eecc09920e81b0a8

SHA512
c8ce97aeeccbfdffb99481bc7406b6785647886a6ea97b37d7f5635f9075c4392401610be74244933571f4c4a773661263e3f7f41514f302fe78eee5f95c1653

Download Submit
C:\Windows\SysWOW64\orboxean-efoas.dll

Filesize
5KB

MD5
f37b21c00fd81bd93c89ce741a88f183

SHA1
b2796500597c68e2f5638e1101b46eaf32676c1c

SHA256
76cf016fd77cb5a06c6ed4674ddc2345e8390c010cf344491a6e742baf2c0fb0

SHA512
252fe66dea9a4b9aebc5fd2f24434719cb25159ba51549d9de407f44b6a2f7bce6e071be02c4f2ad6aef588c77f12c00ed415eb54f96dec1b077326e101ce0f4

Download Submit
\Windows\SysWOW64\ebtudoor-ousor.exe

Filesize
70KB

MD5
c062130ae0fe04577b5aad7d7bbaeb3b

SHA1
3d0c6f195f9003531b957eaacbec020fa701de70

SHA256
f419c31ca935325d24401fcc3401b84a99f31cc06428f5376503801bf174d98f

SHA512
daf7ced799a6f623e82ca3262a78c4d4307b5b11a975e2e334f9100dddde4721362cfdadbde44156a0f26872b1edb67da94be561a2ba6caeadd27f10430188c2

Download Submit
memory/2664-54-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2828-53-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2884-7-0x0000000000400000-0x0000000000403000-memory.dmp

Filesize
12KB

Download