85a579d61314b5e58705cbda21dda7ee9fb0c84a23cb58e3d64ea66b849ec922

General

Target

3f37f7192f218e977b4fbbdd75e115f0_NeikiAnalytics.exe
Size

31KB
MD5

3f37f7192f218e977b4fbbdd75e115f0
SHA1

230eb9611aa0aaa6c2bf70060aedeec0ca227ba0
SHA256

85a579d61314b5e58705cbda21dda7ee9fb0c84a23cb58e3d64ea66b849ec922
SHA512

8c5d9667b3b0ff772c22dfa674df3090bf6a467ee2001a554b4ed1097665a57c0efc2a14b52eafec422267ecf668a65f7fab157c315b332690f39abea891f552
SSDEEP

768:PVEHJqjHyGvwFylDpulVSQJrE/2QmlCYZUTZGsJsksL+Se:PH2nylslwHCCLh

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
4848	rundll32.exe

Modifies system executable filetype association 2 TTPs 5 IoCs

persistence

Modify Registry

T1112

Change Default File Association

T1546.001

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*"	rundll32.exe
Key created	\REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command	3f37f7192f218e977b4fbbdd75e115f0_NeikiAnalytics.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*"	3f37f7192f218e977b4fbbdd75e115f0_NeikiAnalytics.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*"	3f37f7192f218e977b4fbbdd75e115f0_NeikiAnalytics.exe
Key created	\REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command	rundll32.exe

Drops file in System32 directory 4 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\notepad¢¬.exe	3f37f7192f218e977b4fbbdd75e115f0_NeikiAnalytics.exe
File opened for modification	C:\Windows\SysWOW64\¢«.exe	3f37f7192f218e977b4fbbdd75e115f0_NeikiAnalytics.exe
File created	C:\Windows\SysWOW64\¢«.exe	3f37f7192f218e977b4fbbdd75e115f0_NeikiAnalytics.exe
File opened for modification	C:\Windows\SysWOW64\notepad¢¬.exe	3f37f7192f218e977b4fbbdd75e115f0_NeikiAnalytics.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\system\rundll32.exe	3f37f7192f218e977b4fbbdd75e115f0_NeikiAnalytics.exe
File created	C:\Windows\system\rundll32.exe	3f37f7192f218e977b4fbbdd75e115f0_NeikiAnalytics.exe

Modifies registry class 15 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*"	3f37f7192f218e977b4fbbdd75e115f0_NeikiAnalytics.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainUp = "1716891700"	rundll32.exe
Key created	\REGISTRY\MACHINE\Software\Classes\MSipv	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*"	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad¢¬ %1"	rundll32.exe
Key created	\REGISTRY\MACHINE\Software\Classes\txtfile\shell\open\command	3f37f7192f218e977b4fbbdd75e115f0_NeikiAnalytics.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*"	3f37f7192f218e977b4fbbdd75e115f0_NeikiAnalytics.exe
Key created	\REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command	rundll32.exe
Key created	\REGISTRY\MACHINE\Software\Classes\txtfile\shell\open\command	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad¢¬ %1"	3f37f7192f218e977b4fbbdd75e115f0_NeikiAnalytics.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainVer = "506"	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad.exe %1"	3f37f7192f218e977b4fbbdd75e115f0_NeikiAnalytics.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainSetup = "1716891700"	rundll32.exe
Key created	\REGISTRY\MACHINE\Software\Classes\MSipv	3f37f7192f218e977b4fbbdd75e115f0_NeikiAnalytics.exe
Key created	\REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command	3f37f7192f218e977b4fbbdd75e115f0_NeikiAnalytics.exe

Suspicious behavior: EnumeratesProcesses 28 IoCs

pid	Process
2184	3f37f7192f218e977b4fbbdd75e115f0_NeikiAnalytics.exe
2184	3f37f7192f218e977b4fbbdd75e115f0_NeikiAnalytics.exe
2184	3f37f7192f218e977b4fbbdd75e115f0_NeikiAnalytics.exe
2184	3f37f7192f218e977b4fbbdd75e115f0_NeikiAnalytics.exe
2184	3f37f7192f218e977b4fbbdd75e115f0_NeikiAnalytics.exe
2184	3f37f7192f218e977b4fbbdd75e115f0_NeikiAnalytics.exe
2184	3f37f7192f218e977b4fbbdd75e115f0_NeikiAnalytics.exe
2184	3f37f7192f218e977b4fbbdd75e115f0_NeikiAnalytics.exe
2184	3f37f7192f218e977b4fbbdd75e115f0_NeikiAnalytics.exe
2184	3f37f7192f218e977b4fbbdd75e115f0_NeikiAnalytics.exe
2184	3f37f7192f218e977b4fbbdd75e115f0_NeikiAnalytics.exe
2184	3f37f7192f218e977b4fbbdd75e115f0_NeikiAnalytics.exe
2184	3f37f7192f218e977b4fbbdd75e115f0_NeikiAnalytics.exe
2184	3f37f7192f218e977b4fbbdd75e115f0_NeikiAnalytics.exe
2184	3f37f7192f218e977b4fbbdd75e115f0_NeikiAnalytics.exe
2184	3f37f7192f218e977b4fbbdd75e115f0_NeikiAnalytics.exe
2184	3f37f7192f218e977b4fbbdd75e115f0_NeikiAnalytics.exe
2184	3f37f7192f218e977b4fbbdd75e115f0_NeikiAnalytics.exe
2184	3f37f7192f218e977b4fbbdd75e115f0_NeikiAnalytics.exe
2184	3f37f7192f218e977b4fbbdd75e115f0_NeikiAnalytics.exe
2184	3f37f7192f218e977b4fbbdd75e115f0_NeikiAnalytics.exe
2184	3f37f7192f218e977b4fbbdd75e115f0_NeikiAnalytics.exe
2184	3f37f7192f218e977b4fbbdd75e115f0_NeikiAnalytics.exe
2184	3f37f7192f218e977b4fbbdd75e115f0_NeikiAnalytics.exe
2184	3f37f7192f218e977b4fbbdd75e115f0_NeikiAnalytics.exe
2184	3f37f7192f218e977b4fbbdd75e115f0_NeikiAnalytics.exe
2184	3f37f7192f218e977b4fbbdd75e115f0_NeikiAnalytics.exe
2184	3f37f7192f218e977b4fbbdd75e115f0_NeikiAnalytics.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
4848	rundll32.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2184	3f37f7192f218e977b4fbbdd75e115f0_NeikiAnalytics.exe
4848	rundll32.exe
4848	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2184 wrote to memory of 4848	2184	3f37f7192f218e977b4fbbdd75e115f0_NeikiAnalytics.exe	86
PID 2184 wrote to memory of 4848	2184	3f37f7192f218e977b4fbbdd75e115f0_NeikiAnalytics.exe	86
PID 2184 wrote to memory of 4848	2184	3f37f7192f218e977b4fbbdd75e115f0_NeikiAnalytics.exe	86

C:\Users\Admin\AppData\Local\Temp\3f37f7192f218e977b4fbbdd75e115f0_NeikiAnalytics.exe
"C:\Users\Admin\AppData\Local\Temp\3f37f7192f218e977b4fbbdd75e115f0_NeikiAnalytics.exe"
1⤵
- Modifies system executable filetype association
- Drops file in System32 directory
- Drops file in Windows directory
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2184
- C:\Windows\system\rundll32.exe
  C:\Windows\system\rundll32.exe
  2⤵
  - Executes dropped EXE
  - Modifies system executable filetype association
  - Modifies registry class
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of SetWindowsHookEx
  PID:4848

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Event Triggered Execution

1

T1546

Change Default File Association

1

T1546.001

Privilege Escalation

Event Triggered Execution

1

T1546

Change Default File Association

1

T1546.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Windows\SysWOW64\notepad¢¬.exe

Filesize
29KB

MD5
3d17fcbcc6b1cfdeba8a1e86c1be3a65

SHA1
1420647cdd5db15afa4fa403801cf14ff3e09a30

SHA256
856d1f6d56f1f4949fda7dc51c3c7f676519f7cac2520ae3fd94151e76278cb5

SHA512
ff745b6c213aa077df32c8f45c7bb6d03293781fc1789b9a98066431ace7524669d1df8ffa4358db5e86e636360f94f8f4fd41a9b2b9a2cf772f2ba557413f7c

Download Submit
C:\Windows\system\rundll32.exe

Filesize
28KB

MD5
68072941458865a91758e394576e0065

SHA1
72dd6cfeaba334278d052604ba4a305e778b4803

SHA256
a4dbba642d6145e55de1723f0e2ec03c4e2beb6f04300740a5bebdc697395b53

SHA512
f01fabfb24d159b70b5d04093a21546ead9427b77bb851bdb2cd2b7dab395a98ed96946148e5ee150647eab81362a20336d6ba512e66b5a32b5d38da9d67979b

Download Submit
memory/2184-0-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2184-13-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/4848-19-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/4848-16-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/4848-17-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/4848-18-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/4848-14-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/4848-20-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/4848-21-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/4848-22-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/4848-23-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/4848-24-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/4848-25-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/4848-26-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/4848-27-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads