Malware Analysis Report

2025-03-15 05:45

Sample ID 240510-xwz46afh25
Target 4f16eebf4982df073947cec7046f67c0_NeikiAnalytics
SHA256 1ee668eb89632185f28405f9edc7db30abc49c96f0d93b4dc69f622eca989df5
Tags
aspackv2 persistence
score
8/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
8/10

SHA256

1ee668eb89632185f28405f9edc7db30abc49c96f0d93b4dc69f622eca989df5

Threat Level: Likely malicious

The file 4f16eebf4982df073947cec7046f67c0_NeikiAnalytics was found to be: Likely malicious.

Malicious Activity Summary

aspackv2 persistence

Modifies AppInit DLL entries

ASPack v2.12-2.42

Executes dropped EXE

Drops file in Program Files directory

Unsigned PE

Suspicious use of UnmapMainImage

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-05-10 19:12

Signatures

ASPack v2.12-2.42

aspackv2
Description Indicator Process Target
N/A N/A N/A N/A

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-10 19:12

Reported

2024-05-10 19:15

Platform

win7-20231129-en

Max time kernel

118s

Max time network

118s

Command Line

"C:\Users\Admin\AppData\Local\Temp\4f16eebf4982df073947cec7046f67c0_NeikiAnalytics.exe"

Signatures

Modifies AppInit DLL entries

persistence

ASPack v2.12-2.42

aspackv2
Description Indicator Process Target
N/A N/A N/A N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\PROGRA~3\Mozilla\anhxrcb.exe N/A

Drops file in Program Files directory

Description Indicator Process Target
File created C:\PROGRA~3\Mozilla\anhxrcb.exe C:\Users\Admin\AppData\Local\Temp\4f16eebf4982df073947cec7046f67c0_NeikiAnalytics.exe N/A
File created C:\PROGRA~3\Mozilla\fqurfhn.dll C:\PROGRA~3\Mozilla\anhxrcb.exe N/A

Suspicious use of UnmapMainImage

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\4f16eebf4982df073947cec7046f67c0_NeikiAnalytics.exe N/A
N/A N/A C:\PROGRA~3\Mozilla\anhxrcb.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1196 wrote to memory of 1448 N/A C:\Windows\system32\taskeng.exe C:\PROGRA~3\Mozilla\anhxrcb.exe
PID 1196 wrote to memory of 1448 N/A C:\Windows\system32\taskeng.exe C:\PROGRA~3\Mozilla\anhxrcb.exe
PID 1196 wrote to memory of 1448 N/A C:\Windows\system32\taskeng.exe C:\PROGRA~3\Mozilla\anhxrcb.exe
PID 1196 wrote to memory of 1448 N/A C:\Windows\system32\taskeng.exe C:\PROGRA~3\Mozilla\anhxrcb.exe

Processes

C:\Users\Admin\AppData\Local\Temp\4f16eebf4982df073947cec7046f67c0_NeikiAnalytics.exe

"C:\Users\Admin\AppData\Local\Temp\4f16eebf4982df073947cec7046f67c0_NeikiAnalytics.exe"

C:\Windows\system32\taskeng.exe

taskeng.exe {9164FE63-1F26-4CF8-AA4C-3CC19F1BD4E9} S-1-5-18:NT AUTHORITY\System:Service:

C:\PROGRA~3\Mozilla\anhxrcb.exe

C:\PROGRA~3\Mozilla\anhxrcb.exe -wxojhrj

Network

N/A

Files

memory/2232-2-0x0000000000400000-0x000000000045E000-memory.dmp

memory/2232-0-0x0000000000400000-0x000000000045E000-memory.dmp

memory/2232-1-0x0000000000400000-0x000000000045E000-memory.dmp

memory/2232-3-0x0000000000290000-0x00000000002EB000-memory.dmp

memory/2232-4-0x0000000000400000-0x000000000045B000-memory.dmp

memory/2232-6-0x0000000000400000-0x000000000045B000-memory.dmp

memory/2232-7-0x0000000000290000-0x00000000002EB000-memory.dmp

C:\PROGRA~3\Mozilla\anhxrcb.exe

MD5 616bc3b938f05157a927cc8e539c8bda
SHA1 27318aff325bde857755f91612fd1ef040faff6e
SHA256 9523f8bc8ebda54d5971141806ed450d75d4721b4bdce3816e77a723d1615c31
SHA512 e79c69c1951d2fa88f18422fdbdaec0ea74a152ef03ba5813842eeeefb9bf6fac2d5475511901c8a2fec28745265ba6270a5dc2d8e49f6f7ba371c0eac6422f9

memory/1448-11-0x0000000000400000-0x000000000045E000-memory.dmp

memory/1448-12-0x0000000000400000-0x000000000045E000-memory.dmp

memory/1448-10-0x0000000000400000-0x000000000045E000-memory.dmp

memory/1448-13-0x0000000000460000-0x00000000004BB000-memory.dmp

memory/1448-14-0x0000000000400000-0x000000000045B000-memory.dmp

memory/1448-16-0x0000000000400000-0x000000000045B000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-10 19:12

Reported

2024-05-10 19:15

Platform

win10v2004-20240426-en

Max time kernel

149s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\4f16eebf4982df073947cec7046f67c0_NeikiAnalytics.exe"

Signatures

Modifies AppInit DLL entries

persistence

ASPack v2.12-2.42

aspackv2
Description Indicator Process Target
N/A N/A N/A N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\PROGRA~3\Mozilla\yvkllbe.exe N/A

Drops file in Program Files directory

Description Indicator Process Target
File created C:\PROGRA~3\Mozilla\yvkllbe.exe C:\Users\Admin\AppData\Local\Temp\4f16eebf4982df073947cec7046f67c0_NeikiAnalytics.exe N/A
File created C:\PROGRA~3\Mozilla\iavzpea.dll C:\PROGRA~3\Mozilla\yvkllbe.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\4f16eebf4982df073947cec7046f67c0_NeikiAnalytics.exe

"C:\Users\Admin\AppData\Local\Temp\4f16eebf4982df073947cec7046f67c0_NeikiAnalytics.exe"

C:\PROGRA~3\Mozilla\yvkllbe.exe

C:\PROGRA~3\Mozilla\yvkllbe.exe -delffli

Network

Country Destination Domain Proto
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
BE 88.221.83.193:443 www.bing.com tcp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 77.190.18.2.in-addr.arpa udp
US 8.8.8.8:53 193.83.221.88.in-addr.arpa udp
BE 88.221.83.193:443 www.bing.com tcp
US 8.8.8.8:53 23.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 79.190.18.2.in-addr.arpa udp
US 52.111.227.11:443 tcp
US 8.8.8.8:53 19.229.111.52.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
US 8.8.8.8:53 131.72.42.20.in-addr.arpa udp

Files

memory/3972-0-0x0000000000400000-0x000000000045E000-memory.dmp

memory/3972-1-0x0000000000400000-0x000000000045E000-memory.dmp

memory/3972-2-0x0000000000400000-0x000000000045E000-memory.dmp

memory/3972-3-0x00000000020E0000-0x000000000213B000-memory.dmp

memory/3972-4-0x0000000000400000-0x000000000045B000-memory.dmp

memory/2516-12-0x0000000000400000-0x000000000045E000-memory.dmp

memory/2516-11-0x0000000000400000-0x000000000045E000-memory.dmp

memory/3972-10-0x0000000000400000-0x000000000045B000-memory.dmp

memory/2516-14-0x0000000000400000-0x000000000045E000-memory.dmp

memory/2516-13-0x0000000000400000-0x000000000045E000-memory.dmp

memory/2516-9-0x0000000000400000-0x000000000045E000-memory.dmp

C:\PROGRA~3\Mozilla\yvkllbe.exe

MD5 39edd5f0fa42f43c7c17411eef457add
SHA1 601bb5dfd15a601fd8781f79b37173d1fb650f47
SHA256 6ba7f544f335ab07f4d6f9e27314bc1dcdf01915705e104614677937d83439ad
SHA512 d6f97ee483e2a02c484ee059ee877d109d82258e8316158859cd451341093dd4a144aab7f0f2dd2ec0a47ec02572eb028871d13652c0742f0df196d2a61edcc7

memory/2516-17-0x0000000000400000-0x000000000045B000-memory.dmp