f26c2e901fd1ff3fc512d6a0e06b08dda67d3f3ee55fa2cfa1a4d81e1c4c2595

Analysis

max time kernel
149s
max time network
120s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
27/05/2024, 06:29

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General

Target

22c056b74ec4e9badbf600f27ea1c350_NeikiAnalytics.exe
Size

71KB
MD5

22c056b74ec4e9badbf600f27ea1c350
SHA1

3cb59f8f0daa69ab39163f58dd9345a860277371
SHA256

f26c2e901fd1ff3fc512d6a0e06b08dda67d3f3ee55fa2cfa1a4d81e1c4c2595
SHA512

a89463e02e3b25113c48df4a885afa07e22042b39a25c12c66e502d51b57f4fad75d27f279646ee66b2d2f2b2c0f095b125e44fe8b67566359dbefc5dcf1438f
SSDEEP

1536:1teqKDlXvCDB04f5Gn/L8FlADNt3d1Hw8sl1LK4X:Olg35GTslA5t3/w8T4X

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"	oukfufos.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "25600"	oukfufos.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "25600"	oukfufos.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "25600"	oukfufos.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\{51475451-5a54-5245-5147-54515A545245}	oukfufos.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{51475451-5a54-5245-5147-54515A545245}\01234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123 = "a"	oukfufos.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{51475451-5a54-5245-5147-54515A545245}\IsInstalled = "1"	oukfufos.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{51475451-5a54-5245-5147-54515A545245}\StubPath = "C:\\Windows\\system32\\emfoaguh-cix.exe"	oukfufos.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	oukfufos.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\explorer.exe\0123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890 = "a"	oukfufos.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\explorer.exe\Debugger = "C:\\Windows\\system32\\ouvbeager.exe"	oukfufos.exe

Executes dropped EXE 2 IoCs

pid	Process
2884	oukfufos.exe
2532	oukfufos.exe

Loads dropped DLL 3 IoCs

pid	Process
2324	22c056b74ec4e9badbf600f27ea1c350_NeikiAnalytics.exe
2324	22c056b74ec4e9badbf600f27ea1c350_NeikiAnalytics.exe
2884	oukfufos.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\UpdatesDisableNotify = "25600"	oukfufos.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusOverride = "25600"	oukfufos.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "25600"	oukfufos.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\FirewallDisableNotify = "25600"	oukfufos.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}	oukfufos.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify	oukfufos.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\{BC84DF00-BC38-9902-8082-6FCBF2D87A0B}\012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345 = "a"	oukfufos.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\{BC84DF00-BC38-9902-8082-6FCBF2D87A0B}\DLLName = "C:\\Windows\\system32\\hrapar.dll"	oukfufos.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\{BC84DF00-BC38-9902-8082-6FCBF2D87A0B}\Startup = "Startup"	oukfufos.exe

Drops file in System32 directory 9 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\ouvbeager.exe	oukfufos.exe
File opened for modification	C:\Windows\SysWOW64\hrapar.dll	oukfufos.exe
File opened for modification	C:\Windows\SysWOW64\oukfufos.exe	oukfufos.exe
File opened for modification	C:\Windows\SysWOW64\ouvbeager.exe	oukfufos.exe
File created	C:\Windows\SysWOW64\oukfufos.exe	22c056b74ec4e9badbf600f27ea1c350_NeikiAnalytics.exe
File opened for modification	C:\Windows\SysWOW64\emfoaguh-cix.exe	oukfufos.exe
File created	C:\Windows\SysWOW64\emfoaguh-cix.exe	oukfufos.exe
File created	C:\Windows\SysWOW64\hrapar.dll	oukfufos.exe
File opened for modification	C:\Windows\SysWOW64\oukfufos.exe	22c056b74ec4e9badbf600f27ea1c350_NeikiAnalytics.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2884	oukfufos.exe
2884	oukfufos.exe
2884	oukfufos.exe
2884	oukfufos.exe
2532	oukfufos.exe
2884	oukfufos.exe
2884	oukfufos.exe
2884	oukfufos.exe
2884	oukfufos.exe
2884	oukfufos.exe
2884	oukfufos.exe
2884	oukfufos.exe
2884	oukfufos.exe
2884	oukfufos.exe
2884	oukfufos.exe
2884	oukfufos.exe
2884	oukfufos.exe
2884	oukfufos.exe
2884	oukfufos.exe
2884	oukfufos.exe
2884	oukfufos.exe
2884	oukfufos.exe
2884	oukfufos.exe
2884	oukfufos.exe
2884	oukfufos.exe
2884	oukfufos.exe
2884	oukfufos.exe
2884	oukfufos.exe
2884	oukfufos.exe
2884	oukfufos.exe
2884	oukfufos.exe
2884	oukfufos.exe
2884	oukfufos.exe
2884	oukfufos.exe
2884	oukfufos.exe
2884	oukfufos.exe
2884	oukfufos.exe
2884	oukfufos.exe
2884	oukfufos.exe
2884	oukfufos.exe
2884	oukfufos.exe
2884	oukfufos.exe
2884	oukfufos.exe
2884	oukfufos.exe
2884	oukfufos.exe
2884	oukfufos.exe
2884	oukfufos.exe
2884	oukfufos.exe
2884	oukfufos.exe
2884	oukfufos.exe
2884	oukfufos.exe
2884	oukfufos.exe
2884	oukfufos.exe
2884	oukfufos.exe
2884	oukfufos.exe
2884	oukfufos.exe
2884	oukfufos.exe
2884	oukfufos.exe
2884	oukfufos.exe
2884	oukfufos.exe
2884	oukfufos.exe
2884	oukfufos.exe
2884	oukfufos.exe
2884	oukfufos.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2324	22c056b74ec4e9badbf600f27ea1c350_NeikiAnalytics.exe
Token: SeDebugPrivilege	2884	oukfufos.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2324 wrote to memory of 2884	2324	22c056b74ec4e9badbf600f27ea1c350_NeikiAnalytics.exe	28
PID 2324 wrote to memory of 2884	2324	22c056b74ec4e9badbf600f27ea1c350_NeikiAnalytics.exe	28
PID 2324 wrote to memory of 2884	2324	22c056b74ec4e9badbf600f27ea1c350_NeikiAnalytics.exe	28
PID 2324 wrote to memory of 2884	2324	22c056b74ec4e9badbf600f27ea1c350_NeikiAnalytics.exe	28
PID 2884 wrote to memory of 436	2884	oukfufos.exe	5
PID 2884 wrote to memory of 1152	2884	oukfufos.exe	20
PID 2884 wrote to memory of 1152	2884	oukfufos.exe	20
PID 2884 wrote to memory of 2532	2884	oukfufos.exe	29
PID 2884 wrote to memory of 2532	2884	oukfufos.exe	29
PID 2884 wrote to memory of 2532	2884	oukfufos.exe	29
PID 2884 wrote to memory of 2532	2884	oukfufos.exe	29
PID 2884 wrote to memory of 1152	2884	oukfufos.exe	20
PID 2884 wrote to memory of 1152	2884	oukfufos.exe	20
PID 2884 wrote to memory of 1152	2884	oukfufos.exe	20
PID 2884 wrote to memory of 1152	2884	oukfufos.exe	20
PID 2884 wrote to memory of 1152	2884	oukfufos.exe	20
PID 2884 wrote to memory of 1152	2884	oukfufos.exe	20
PID 2884 wrote to memory of 1152	2884	oukfufos.exe	20
PID 2884 wrote to memory of 1152	2884	oukfufos.exe	20
PID 2884 wrote to memory of 1152	2884	oukfufos.exe	20
PID 2884 wrote to memory of 1152	2884	oukfufos.exe	20
PID 2884 wrote to memory of 1152	2884	oukfufos.exe	20
PID 2884 wrote to memory of 1152	2884	oukfufos.exe	20
PID 2884 wrote to memory of 1152	2884	oukfufos.exe	20
PID 2884 wrote to memory of 1152	2884	oukfufos.exe	20
PID 2884 wrote to memory of 1152	2884	oukfufos.exe	20
PID 2884 wrote to memory of 1152	2884	oukfufos.exe	20
PID 2884 wrote to memory of 1152	2884	oukfufos.exe	20
PID 2884 wrote to memory of 1152	2884	oukfufos.exe	20
PID 2884 wrote to memory of 1152	2884	oukfufos.exe	20
PID 2884 wrote to memory of 1152	2884	oukfufos.exe	20
PID 2884 wrote to memory of 1152	2884	oukfufos.exe	20
PID 2884 wrote to memory of 1152	2884	oukfufos.exe	20
PID 2884 wrote to memory of 1152	2884	oukfufos.exe	20
PID 2884 wrote to memory of 1152	2884	oukfufos.exe	20
PID 2884 wrote to memory of 1152	2884	oukfufos.exe	20
PID 2884 wrote to memory of 1152	2884	oukfufos.exe	20
PID 2884 wrote to memory of 1152	2884	oukfufos.exe	20
PID 2884 wrote to memory of 1152	2884	oukfufos.exe	20
PID 2884 wrote to memory of 1152	2884	oukfufos.exe	20
PID 2884 wrote to memory of 1152	2884	oukfufos.exe	20
PID 2884 wrote to memory of 1152	2884	oukfufos.exe	20
PID 2884 wrote to memory of 1152	2884	oukfufos.exe	20
PID 2884 wrote to memory of 1152	2884	oukfufos.exe	20
PID 2884 wrote to memory of 1152	2884	oukfufos.exe	20
PID 2884 wrote to memory of 1152	2884	oukfufos.exe	20
PID 2884 wrote to memory of 1152	2884	oukfufos.exe	20
PID 2884 wrote to memory of 1152	2884	oukfufos.exe	20
PID 2884 wrote to memory of 1152	2884	oukfufos.exe	20
PID 2884 wrote to memory of 1152	2884	oukfufos.exe	20
PID 2884 wrote to memory of 1152	2884	oukfufos.exe	20
PID 2884 wrote to memory of 1152	2884	oukfufos.exe	20
PID 2884 wrote to memory of 1152	2884	oukfufos.exe	20
PID 2884 wrote to memory of 1152	2884	oukfufos.exe	20
PID 2884 wrote to memory of 1152	2884	oukfufos.exe	20
PID 2884 wrote to memory of 1152	2884	oukfufos.exe	20
PID 2884 wrote to memory of 1152	2884	oukfufos.exe	20
PID 2884 wrote to memory of 1152	2884	oukfufos.exe	20
PID 2884 wrote to memory of 1152	2884	oukfufos.exe	20
PID 2884 wrote to memory of 1152	2884	oukfufos.exe	20
PID 2884 wrote to memory of 1152	2884	oukfufos.exe	20
PID 2884 wrote to memory of 1152	2884	oukfufos.exe	20
PID 2884 wrote to memory of 1152	2884	oukfufos.exe	20
PID 2884 wrote to memory of 1152	2884	oukfufos.exe	20

C:\Windows\system32\winlogon.exe
winlogon.exe
1⤵
PID:436

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1152
- C:\Users\Admin\AppData\Local\Temp\22c056b74ec4e9badbf600f27ea1c350_NeikiAnalytics.exe
  "C:\Users\Admin\AppData\Local\Temp\22c056b74ec4e9badbf600f27ea1c350_NeikiAnalytics.exe"
  2⤵
  - Loads dropped DLL
  - Drops file in System32 directory
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2324
- - C:\Windows\SysWOW64\oukfufos.exe
    "C:\Windows\system32\oukfufos.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:2884
  - - C:\Windows\SysWOW64\oukfufos.exe
      --k33p
      4⤵
      Executes dropped EXE
      Suspicious behavior: EnumeratesProcesses
      PID:2532

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\emfoaguh-cix.exe

Filesize
73KB

MD5
6d62e2de5a05a673479ffaa28c2391bd

SHA1
0720e7011fcaf905777e69d736526fbfedd33adb

SHA256
d26edfde9edb5e04ffb6613b5e0961d53bae533b2564565ff99f2ffe2514443f

SHA512
f3ce0c93d6cfa89948e85c2ab1d81884c17b4c9018c7059f3be390848e444b23bb1470c82aedf96fb0b14dbde7fc7d85937800211bad93e8c38517007de450de

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

Filesize
5KB

MD5
f37b21c00fd81bd93c89ce741a88f183

SHA1
b2796500597c68e2f5638e1101b46eaf32676c1c

SHA256
76cf016fd77cb5a06c6ed4674ddc2345e8390c010cf344491a6e742baf2c0fb0

SHA512
252fe66dea9a4b9aebc5fd2f24434719cb25159ba51549d9de407f44b6a2f7bce6e071be02c4f2ad6aef588c77f12c00ed415eb54f96dec1b077326e101ce0f4

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

Filesize
74KB

MD5
78454d47158a599d2aad3d5f8ac1727f

SHA1
abfdd3f02194b6f5b45f750efde87a3cb0864e25

SHA256
0549883f838d1ef0ecffdc6f36efd2c0cb15c94ad00fbe39343952a61ff7c40f

SHA512
63a6e6fc60aac722e6064a44dea1329433b41aedb4a75b24120b1be81b2ce458f263fa403ac831c8877de11bc5619bdef8fae96ac0f863ccb35909da51e27912

Download Submit
\Windows\SysWOW64\oukfufos.exe

Filesize
71KB

MD5
22c056b74ec4e9badbf600f27ea1c350

SHA1
3cb59f8f0daa69ab39163f58dd9345a860277371

SHA256
f26c2e901fd1ff3fc512d6a0e06b08dda67d3f3ee55fa2cfa1a4d81e1c4c2595

SHA512
a89463e02e3b25113c48df4a885afa07e22042b39a25c12c66e502d51b57f4fad75d27f279646ee66b2d2f2b2c0f095b125e44fe8b67566359dbefc5dcf1438f

Download Submit
memory/2324-9-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2532-56-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2884-55-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download