Malware Analysis Report

2025-03-15 04:40

Sample ID 240516-cf43ysfg82
Target 7a2b8d9dbb08338b078c2270b66010c0_NeikiAnalytics
SHA256 c81bc7831eb8bf73d67379be4d3b03944fc18873944de10d1e02f9de54dfcc44
Tags
redline mixa evasion infostealer persistence trojan
score
10/10

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 Overview

score
10/10

SHA256

c81bc7831eb8bf73d67379be4d3b03944fc18873944de10d1e02f9de54dfcc44

Threat Level: Known bad

The file 7a2b8d9dbb08338b078c2270b66010c0_NeikiAnalytics was found to be: Known bad.

Malicious Activity Summary

redline mixa evasion infostealer persistence trojan

RedLine

RedLine payload

Modifies Windows Defender Real-time Protection settings

Executes dropped EXE

Windows security modification

Adds Run key to start application

Unsigned PE

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-05-16 02:02

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-16 02:02

Reported

2024-05-16 02:04

Platform

win10v2004-20240426-en

Max time kernel

149s

Max time network

152s

Command Line

"C:\Users\Admin\AppData\Local\Temp\7a2b8d9dbb08338b078c2270b66010c0_NeikiAnalytics.exe"

Signatures

Modifies Windows Defender Real-time Protection settings

evasion trojan
Description Indicator Process Target
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\a9826809.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\a9826809.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\a9826809.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\a9826809.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\a9826809.exe N/A
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\a9826809.exe N/A

RedLine

infostealer redline

RedLine payload

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

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\a9826809.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\b1107838.exe N/A

Windows security modification

evasion trojan
Description Indicator Process Target
Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\a9826809.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\a9826809.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\"" C:\Users\Admin\AppData\Local\Temp\7a2b8d9dbb08338b078c2270b66010c0_NeikiAnalytics.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\a9826809.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\a9826809.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\a9826809.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\7a2b8d9dbb08338b078c2270b66010c0_NeikiAnalytics.exe

"C:\Users\Admin\AppData\Local\Temp\7a2b8d9dbb08338b078c2270b66010c0_NeikiAnalytics.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\a9826809.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\a9826809.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\b1107838.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\b1107838.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
BE 88.221.83.187:443 www.bing.com tcp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 79.190.18.2.in-addr.arpa udp
BE 88.221.83.187:443 www.bing.com tcp
US 8.8.8.8:53 187.83.221.88.in-addr.arpa udp
US 8.8.8.8:53 134.32.126.40.in-addr.arpa udp
RU 185.161.248.75:4132 tcp
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
US 8.8.8.8:53 42.56.20.217.in-addr.arpa udp
RU 185.161.248.75:4132 tcp
RU 185.161.248.75:4132 tcp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
RU 185.161.248.75:4132 tcp
US 8.8.8.8:53 43.229.111.52.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 204.79.197.200:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 205.47.74.20.in-addr.arpa udp
RU 185.161.248.75:4132 tcp
RU 185.161.248.75:4132 tcp
US 8.8.8.8:53 122.10.44.20.in-addr.arpa udp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\a9826809.exe

MD5 d4c640fb500618ad6c9fc5fe7d3e784d
SHA1 850df0880e1685ce709b44afbbb365cab4f0fec4
SHA256 a511ae2083565f7f66afa9902f2d6aaa5bdf56c8a148609bfe949880a74ff44b
SHA512 a28a51e937a11c9d72f7450b86469609d972a1e65c176bf92a47922eaf9cf72d3a49f0d40702f6f22bfd3f2c9f9e36edfefecdd263e1d49f3546f44d4817cecd

memory/3452-7-0x00000000744FE000-0x00000000744FF000-memory.dmp

memory/3452-8-0x0000000002380000-0x000000000239E000-memory.dmp

memory/3452-11-0x00000000023B0000-0x00000000023CC000-memory.dmp

memory/3452-10-0x0000000004BB0000-0x0000000005154000-memory.dmp

memory/3452-9-0x00000000744F0000-0x0000000074CA0000-memory.dmp

memory/3452-27-0x00000000023B0000-0x00000000023C6000-memory.dmp

memory/3452-39-0x00000000023B0000-0x00000000023C6000-memory.dmp

memory/3452-37-0x00000000023B0000-0x00000000023C6000-memory.dmp

memory/3452-35-0x00000000023B0000-0x00000000023C6000-memory.dmp

memory/3452-33-0x00000000023B0000-0x00000000023C6000-memory.dmp

memory/3452-31-0x00000000023B0000-0x00000000023C6000-memory.dmp

memory/3452-30-0x00000000023B0000-0x00000000023C6000-memory.dmp

memory/3452-21-0x00000000023B0000-0x00000000023C6000-memory.dmp

memory/3452-17-0x00000000023B0000-0x00000000023C6000-memory.dmp

memory/3452-15-0x00000000023B0000-0x00000000023C6000-memory.dmp

memory/3452-13-0x00000000023B0000-0x00000000023C6000-memory.dmp

memory/3452-12-0x00000000023B0000-0x00000000023C6000-memory.dmp

memory/3452-26-0x00000000023B0000-0x00000000023C6000-memory.dmp

memory/3452-24-0x00000000023B0000-0x00000000023C6000-memory.dmp

memory/3452-20-0x00000000023B0000-0x00000000023C6000-memory.dmp

memory/3452-40-0x00000000744F0000-0x0000000074CA0000-memory.dmp

memory/3452-42-0x00000000744F0000-0x0000000074CA0000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\b1107838.exe

MD5 9b074dbf6ce23ddfba60f9faa15e057f
SHA1 a6dd9261a938a8191027d2431bb9d442e022ad31
SHA256 e0ea909c38ffdc9b464d0b0794a82e17d1bddf18eb39aa5f85281df57295f1bf
SHA512 ec2dc7cf8ca0cb4542e3274d1d1b25b2446f2752db1b0f88fb65314421928023a7b0e86feff633a44e8b69904e6de3e912a3bda1ef6a9a5e89db5381b8f2b662

memory/4800-47-0x00000000744A0000-0x000000007454B000-memory.dmp

memory/4800-46-0x00000000008A0000-0x00000000008CE000-memory.dmp

memory/4800-48-0x0000000000F10000-0x0000000000F16000-memory.dmp

memory/4800-49-0x00000000058B0000-0x0000000005EC8000-memory.dmp

memory/4800-50-0x00000000053A0000-0x00000000054AA000-memory.dmp

memory/4800-51-0x0000000002A00000-0x0000000002A12000-memory.dmp

memory/4800-52-0x00000000744A0000-0x000000007454B000-memory.dmp

memory/4800-53-0x00000000052D0000-0x000000000530C000-memory.dmp

memory/4800-54-0x0000000005310000-0x000000000535C000-memory.dmp

memory/4800-55-0x00000000744A0000-0x000000007454B000-memory.dmp