8a7332fa1b8c08cf9f0e87adb07f7f1cb6486283abe9f085d2aa5da2c1d1e15f

Analysis

max time kernel
141s
max time network
124s
platform
windows7_x64
resource
win7-20240215-en
resource tags

arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
submitted
23-05-2024 00:48

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General

Target

658f2ce74dc90e16421e4f731fb3ae20_NeikiAnalytics.exe
Size

81KB
MD5

658f2ce74dc90e16421e4f731fb3ae20
SHA1

de96c28eb2d40c79a8da3a7acc989777add72b62
SHA256

8a7332fa1b8c08cf9f0e87adb07f7f1cb6486283abe9f085d2aa5da2c1d1e15f
SHA512

05ccb850762c2adfc34e28fb4a8b9f23943d467eeac2f4dc1a97595057ca4bda9bedbdd0088d5312a002bac14d241caf93dc6f00bc425eea6ed422ea0b43404d
SSDEEP

1536:lDcfLfIb5Kp1uzgyXVdtnHHNWnnnJXXXcnGGGGW:lD2LlnuzgyXVd1nmXXXcu

Score

8^/10

evasion

Malware Config

Signatures

Sets file to hidden 1 TTPs 1 IoCs
Modifies file attributes to stop it showing in Explorer etc.
evasion

Hidden Files and Directories
T1564.001

Processes:

attrib.exe

pid process

1900 attrib.exe
Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

2484 cmd.exe
Executes dropped EXE 1 IoCs

Processes:

ayahost.exe

pid process

2868 ayahost.exe

pid	process
1900	attrib.exe

pid	process
2484	cmd.exe

pid	process
2868	ayahost.exe

Drops file in Windows directory 3 IoCs

Processes:

658f2ce74dc90e16421e4f731fb3ae20_NeikiAnalytics.exeattrib.exe

description	ioc	process
File created	C:\Windows\Debug\ayahost.exe	658f2ce74dc90e16421e4f731fb3ae20_NeikiAnalytics.exe
File opened for modification	C:\Windows\Debug\ayahost.exe	658f2ce74dc90e16421e4f731fb3ae20_NeikiAnalytics.exe
File opened for modification	C:\Windows\Debug\ayahost.exe	attrib.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

ayahost.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	ayahost.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	ayahost.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

658f2ce74dc90e16421e4f731fb3ae20_NeikiAnalytics.exe

description pid process

Token: SeIncBasePriorityPrivilege 1624 658f2ce74dc90e16421e4f731fb3ae20_NeikiAnalytics.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	1624	658f2ce74dc90e16421e4f731fb3ae20_NeikiAnalytics.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

658f2ce74dc90e16421e4f731fb3ae20_NeikiAnalytics.exe

description	pid	process	target process
PID 1624 wrote to memory of 1900	1624	658f2ce74dc90e16421e4f731fb3ae20_NeikiAnalytics.exe	attrib.exe
PID 1624 wrote to memory of 1900	1624	658f2ce74dc90e16421e4f731fb3ae20_NeikiAnalytics.exe	attrib.exe
PID 1624 wrote to memory of 1900	1624	658f2ce74dc90e16421e4f731fb3ae20_NeikiAnalytics.exe	attrib.exe
PID 1624 wrote to memory of 1900	1624	658f2ce74dc90e16421e4f731fb3ae20_NeikiAnalytics.exe	attrib.exe
PID 1624 wrote to memory of 2484	1624	658f2ce74dc90e16421e4f731fb3ae20_NeikiAnalytics.exe	cmd.exe
PID 1624 wrote to memory of 2484	1624	658f2ce74dc90e16421e4f731fb3ae20_NeikiAnalytics.exe	cmd.exe
PID 1624 wrote to memory of 2484	1624	658f2ce74dc90e16421e4f731fb3ae20_NeikiAnalytics.exe	cmd.exe
PID 1624 wrote to memory of 2484	1624	658f2ce74dc90e16421e4f731fb3ae20_NeikiAnalytics.exe	cmd.exe

Views/modifies file attributes 1 TTPs 1 IoCs
evasion

Hidden Files and Directories
T1564.001

Processes:

attrib.exe

pid process

1900 attrib.exe

pid	process
1900	attrib.exe

C:\Users\Admin\AppData\Local\Temp\658f2ce74dc90e16421e4f731fb3ae20_NeikiAnalytics.exe
"C:\Users\Admin\AppData\Local\Temp\658f2ce74dc90e16421e4f731fb3ae20_NeikiAnalytics.exe"
1⤵
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1624

C:\Windows\SysWOW64\attrib.exe
attrib +a +s +h +r C:\Windows\Debug\ayahost.exe
2⤵
- Sets file to hidden
- Drops file in Windows directory
- Views/modifies file attributes
PID:1900

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\658F2C~1.EXE > nul
2⤵
- Deletes itself
PID:2484

C:\Windows\Debug\ayahost.exe
C:\Windows\Debug\ayahost.exe
1⤵
- Executes dropped EXE
- Checks processor information in registry
PID:2868

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Hide Artifacts

T1564

Hidden Files and Directories

T1564.001

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\Debug\ayahost.exe

Filesize
81KB

MD5
f76bee5535a6e5f82de2c3f656916914

SHA1
895b9b6a975810bc328ba589ac3e48eebd3a78bd

SHA256
8800813e6d6af6afcb025c1af714deb33dd3af62ed40d5386f5e99391adcc382

SHA512
7246a74cd4263356d2ac63a026cfc5f2bda17b63e83fcb7f572bf6e1c852695b885bc3963b98ac78beab336f9281077d6769391f6c68a6eb5a12ea81873ddd26

Download Submit
memory/1624-0-0x0000000000400000-0x0000000000410000-memory.dmp

Filesize
64KB

Download
memory/1624-5-0x0000000000400000-0x0000000000410000-memory.dmp

Filesize
64KB

Download
memory/2868-6-0x0000000000400000-0x0000000000410000-memory.dmp

Filesize
64KB

Download