Malware Analysis Report

2025-01-22 12:26

Sample ID 240515-wy336ade87
Target 10e49d7a6d0f28d4df4daef4a18bb2e0_NeikiAnalytics
SHA256 8f7a764de18278e0f04c27022134a99045caf6b1932c6306fdb5707416f8ab34
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

8f7a764de18278e0f04c27022134a99045caf6b1932c6306fdb5707416f8ab34

Threat Level: Likely malicious

The file 10e49d7a6d0f28d4df4daef4a18bb2e0_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

2024-05-15 18:20

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

2024-05-15 18:20

Reported

2024-05-15 18:23

Platform

win7-20240215-en

Max time kernel

119s

Max time network

120s

Command Line

"C:\Users\Admin\AppData\Local\Temp\10e49d7a6d0f28d4df4daef4a18bb2e0_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\racmzae.exe N/A

Drops file in Program Files directory

Description Indicator Process Target
File created C:\PROGRA~3\Mozilla\racmzae.exe C:\Users\Admin\AppData\Local\Temp\10e49d7a6d0f28d4df4daef4a18bb2e0_NeikiAnalytics.exe N/A
File created C:\PROGRA~3\Mozilla\ttbtowf.dll C:\PROGRA~3\Mozilla\racmzae.exe N/A

Suspicious use of UnmapMainImage

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\10e49d7a6d0f28d4df4daef4a18bb2e0_NeikiAnalytics.exe N/A
N/A N/A C:\PROGRA~3\Mozilla\racmzae.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1924 wrote to memory of 2880 N/A C:\Windows\system32\taskeng.exe C:\PROGRA~3\Mozilla\racmzae.exe
PID 1924 wrote to memory of 2880 N/A C:\Windows\system32\taskeng.exe C:\PROGRA~3\Mozilla\racmzae.exe
PID 1924 wrote to memory of 2880 N/A C:\Windows\system32\taskeng.exe C:\PROGRA~3\Mozilla\racmzae.exe
PID 1924 wrote to memory of 2880 N/A C:\Windows\system32\taskeng.exe C:\PROGRA~3\Mozilla\racmzae.exe

Processes

C:\Users\Admin\AppData\Local\Temp\10e49d7a6d0f28d4df4daef4a18bb2e0_NeikiAnalytics.exe

"C:\Users\Admin\AppData\Local\Temp\10e49d7a6d0f28d4df4daef4a18bb2e0_NeikiAnalytics.exe"

C:\Windows\system32\taskeng.exe

taskeng.exe {3B6883A8-18C4-45F1-8480-EDE00F100C2E} S-1-5-18:NT AUTHORITY\System:Service:

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

C:\PROGRA~3\Mozilla\racmzae.exe -cddhnyc

Network

N/A

Files

memory/1540-1-0x0000000000400000-0x000000000045E000-memory.dmp

memory/1540-0-0x0000000000400000-0x000000000045E000-memory.dmp

memory/1540-4-0x0000000000400000-0x000000000045B000-memory.dmp

memory/1540-3-0x0000000000270000-0x00000000002CB000-memory.dmp

memory/1540-2-0x0000000000400000-0x000000000045E000-memory.dmp

memory/1540-6-0x0000000000400000-0x000000000045B000-memory.dmp

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

MD5 8d2d82fcb9b44972716b5f7f39684502
SHA1 921840eec40070db779f61b243c4528e0eda5dd0
SHA256 1a2f3a4d5cea37cd598177d84428bdb5e11cd6e525dd2d30b623cead33fe439d
SHA512 a8dd35bde5f60598d62e66e3f90082eea99b2318e27796df84bc81f04666ecbf53d5b2a5ee6c5c8f792aacac8e2c44af331404ed126918f6553954444034cb69

memory/2880-9-0x0000000000400000-0x000000000045E000-memory.dmp

memory/2880-10-0x0000000000400000-0x000000000045E000-memory.dmp

memory/2880-11-0x0000000000400000-0x000000000045E000-memory.dmp

memory/2880-13-0x0000000000400000-0x000000000045B000-memory.dmp

memory/2880-12-0x00000000003A0000-0x00000000003FB000-memory.dmp

memory/2880-15-0x0000000000400000-0x000000000045B000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-15 18:20

Reported

2024-05-15 18:23

Platform

win10v2004-20240426-en

Max time kernel

149s

Max time network

152s

Command Line

"C:\Users\Admin\AppData\Local\Temp\10e49d7a6d0f28d4df4daef4a18bb2e0_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\buhrkyf.exe N/A

Drops file in Program Files directory

Description Indicator Process Target
File created C:\PROGRA~3\Mozilla\oxnqgnd.dll C:\PROGRA~3\Mozilla\buhrkyf.exe N/A
File created C:\PROGRA~3\Mozilla\buhrkyf.exe C:\Users\Admin\AppData\Local\Temp\10e49d7a6d0f28d4df4daef4a18bb2e0_NeikiAnalytics.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\10e49d7a6d0f28d4df4daef4a18bb2e0_NeikiAnalytics.exe

"C:\Users\Admin\AppData\Local\Temp\10e49d7a6d0f28d4df4daef4a18bb2e0_NeikiAnalytics.exe"

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

C:\PROGRA~3\Mozilla\buhrkyf.exe -pggkiil

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
BE 88.221.83.251:443 www.bing.com tcp
US 8.8.8.8:53 67.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 251.83.221.88.in-addr.arpa udp
BE 88.221.83.251:443 www.bing.com tcp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 11.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 8.8.8.8:53 205.47.74.20.in-addr.arpa udp
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 9.173.189.20.in-addr.arpa udp

Files

memory/112-3-0x0000000000710000-0x000000000076B000-memory.dmp

memory/112-4-0x0000000000400000-0x000000000045B000-memory.dmp

memory/112-2-0x0000000000400000-0x000000000045E000-memory.dmp

memory/112-0-0x0000000000400000-0x000000000045E000-memory.dmp

memory/112-1-0x0000000000400000-0x000000000045E000-memory.dmp

memory/112-7-0x0000000000400000-0x000000000045B000-memory.dmp

C:\ProgramData\Mozilla\buhrkyf.exe

MD5 e4de61e4cbb87daa568d9e54d5695ff0
SHA1 fd37421d601901fd6ebfda84718cb3fd9f26dade
SHA256 705ad5034de0e06a87ebccb33d0327ca76e19f7e1a6ac5c9766c94d8757f22b9
SHA512 0bd0dfc42132e556cf5dac997f09502cfda75b4fe714dbf413d204d4e33f23865604558bd460946fb135c2bab573537ffbe44a1de123d791b193608f5527610b

memory/112-9-0x0000000000710000-0x000000000076B000-memory.dmp

memory/1580-11-0x0000000000400000-0x000000000045E000-memory.dmp

memory/1580-12-0x0000000000400000-0x000000000045E000-memory.dmp

memory/1580-13-0x0000000000400000-0x000000000045E000-memory.dmp

memory/1580-15-0x0000000000400000-0x000000000045E000-memory.dmp

memory/1580-14-0x0000000000400000-0x000000000045E000-memory.dmp

memory/1580-18-0x0000000000400000-0x000000000045B000-memory.dmp