Malware Analysis Report

2024-10-10 08:00

Sample ID 240611-2vlbtsvfpc
Target 0a9aada8def59fbc23dcef847e3eec10_NeikiAnalytics.exe
SHA256 9aa7593495ac3fdf68e3b37010946459f5cd14750fabfc51b778690df4eee738
Tags
evasion persistence themida trojan
score
9/10

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
9/10

SHA256

9aa7593495ac3fdf68e3b37010946459f5cd14750fabfc51b778690df4eee738

Threat Level: Likely malicious

The file 0a9aada8def59fbc23dcef847e3eec10_NeikiAnalytics.exe was found to be: Likely malicious.

Malicious Activity Summary

evasion persistence themida trojan

Identifies VirtualBox via ACPI registry values (likely anti-VM)

Checks BIOS information in registry

Drops startup file

Executes dropped EXE

Themida packer

Adds Run key to start application

Checks whether UAC is enabled

Suspicious use of NtSetInformationThreadHideFromDebugger

Enumerates physical storage devices

Unsigned PE

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

Creates scheduled task(s)

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-06-11 22:54

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-11 22:54

Reported

2024-06-11 22:56

Platform

win10v2004-20240611-en

Max time kernel

149s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\0a9aada8def59fbc23dcef847e3eec10_NeikiAnalytics.exe"

Signatures

Identifies VirtualBox via ACPI registry values (likely anti-VM)

evasion
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\4Np314Qd.exe N/A

Checks BIOS information in registry

Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\4Np314Qd.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\4Np314Qd.exe N/A

Drops startup file

Description Indicator Process Target
File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\FANBooster131.lnk C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\4Np314Qd.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\tN6Eu98.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\4Np314Qd.exe N/A

Themida packer

themida
Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A 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\0a9aada8def59fbc23dcef847e3eec10_NeikiAnalytics.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup1 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP001.TMP\\\"" C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\tN6Eu98.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MaxLoonaFest131 = "C:\\Users\\Admin\\AppData\\Local\\MaxLoonaFest131\\MaxLoonaFest131.exe" C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\4Np314Qd.exe N/A

Checks whether UAC is enabled

evasion trojan
Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\4Np314Qd.exe N/A

Suspicious use of NtSetInformationThreadHideFromDebugger

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\4Np314Qd.exe N/A

Enumerates physical storage devices

Creates scheduled task(s)

persistence
Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\schtasks.exe N/A
N/A N/A C:\Windows\SysWOW64\schtasks.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\4Np314Qd.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\4Np314Qd.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\4Np314Qd.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4552 wrote to memory of 4464 N/A C:\Users\Admin\AppData\Local\Temp\0a9aada8def59fbc23dcef847e3eec10_NeikiAnalytics.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\tN6Eu98.exe
PID 4552 wrote to memory of 4464 N/A C:\Users\Admin\AppData\Local\Temp\0a9aada8def59fbc23dcef847e3eec10_NeikiAnalytics.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\tN6Eu98.exe
PID 4552 wrote to memory of 4464 N/A C:\Users\Admin\AppData\Local\Temp\0a9aada8def59fbc23dcef847e3eec10_NeikiAnalytics.exe C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\tN6Eu98.exe
PID 4464 wrote to memory of 3592 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\tN6Eu98.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\4Np314Qd.exe
PID 4464 wrote to memory of 3592 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\tN6Eu98.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\4Np314Qd.exe
PID 4464 wrote to memory of 3592 N/A C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\tN6Eu98.exe C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\4Np314Qd.exe
PID 3592 wrote to memory of 1960 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\4Np314Qd.exe C:\Windows\SysWOW64\cmd.exe
PID 3592 wrote to memory of 1960 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\4Np314Qd.exe C:\Windows\SysWOW64\cmd.exe
PID 3592 wrote to memory of 1960 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\4Np314Qd.exe C:\Windows\SysWOW64\cmd.exe
PID 1960 wrote to memory of 3648 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\schtasks.exe
PID 1960 wrote to memory of 3648 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\schtasks.exe
PID 1960 wrote to memory of 3648 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\schtasks.exe
PID 3592 wrote to memory of 4940 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\4Np314Qd.exe C:\Windows\SysWOW64\cmd.exe
PID 3592 wrote to memory of 4940 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\4Np314Qd.exe C:\Windows\SysWOW64\cmd.exe
PID 3592 wrote to memory of 4940 N/A C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\4Np314Qd.exe C:\Windows\SysWOW64\cmd.exe
PID 4940 wrote to memory of 3460 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\schtasks.exe
PID 4940 wrote to memory of 3460 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\schtasks.exe
PID 4940 wrote to memory of 3460 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\schtasks.exe

Processes

C:\Users\Admin\AppData\Local\Temp\0a9aada8def59fbc23dcef847e3eec10_NeikiAnalytics.exe

"C:\Users\Admin\AppData\Local\Temp\0a9aada8def59fbc23dcef847e3eec10_NeikiAnalytics.exe"

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\tN6Eu98.exe

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\tN6Eu98.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\4Np314Qd.exe

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\4Np314Qd.exe

C:\Windows\SysWOW64\cmd.exe

"cmd.exe" /c schtasks /create /f /RU "Admin" /tr "C:\ProgramData\OfficeTrackerNMP131\OfficeTrackerNMP131.exe" /tn "OfficeTrackerNMP131 HR" /sc HOURLY /rl HIGHEST

C:\Windows\SysWOW64\schtasks.exe

schtasks /create /f /RU "Admin" /tr "C:\ProgramData\OfficeTrackerNMP131\OfficeTrackerNMP131.exe" /tn "OfficeTrackerNMP131 HR" /sc HOURLY /rl HIGHEST

C:\Windows\SysWOW64\cmd.exe

"cmd.exe" /c schtasks /create /f /RU "Admin" /tr "C:\ProgramData\OfficeTrackerNMP131\OfficeTrackerNMP131.exe" /tn "OfficeTrackerNMP131 LG" /sc ONLOGON /rl HIGHEST

C:\Windows\SysWOW64\schtasks.exe

schtasks /create /f /RU "Admin" /tr "C:\ProgramData\OfficeTrackerNMP131\OfficeTrackerNMP131.exe" /tn "OfficeTrackerNMP131 LG" /sc ONLOGON /rl HIGHEST

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 4.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 58.99.105.20.in-addr.arpa udp
NL 91.92.249.253:50500 tcp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp

Files

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\tN6Eu98.exe

MD5 8a9989cab5327a163865ad98eacd7248
SHA1 2fb6ed9b538aae55be60da9b398689e52fc56698
SHA256 08df2610e71537f815c090c8206aa6e98b9fb23d9ecd33fbe3c7f24a8135cc2a
SHA512 3ef972372734c7facd75a5b4b223b2de55102931ff113bd7e753b0c943984760e7e13e7bafaaeb5365961c53f1c83e8cfca2f4354344cbc224661d5bae329dc5

C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\4Np314Qd.exe

MD5 da044811ca4ac1cc04b14153dccbbf37
SHA1 6495d9b495010f8c79116e519a8784e342141b8a
SHA256 7c31979024f0d5873af50e66b541135b095a0958d7c0203e01f366cfb2a8d1b8
SHA512 0352129b629768f0192f58e43ac097758f3aae0236de363638ce14a994bdb0f17e31882f6ae7a93643222f542ffb21cf492d3c18dbaf6ec5822c45a8c2ce33d5

memory/3592-14-0x0000000000570000-0x0000000000C4A000-memory.dmp

memory/3592-15-0x0000000075540000-0x0000000075541000-memory.dmp

memory/3592-16-0x0000000075520000-0x0000000075610000-memory.dmp

memory/3592-17-0x0000000075520000-0x0000000075610000-memory.dmp

memory/3592-20-0x0000000000570000-0x0000000000C4A000-memory.dmp

memory/3592-21-0x00000000078C0000-0x0000000007936000-memory.dmp

memory/3592-30-0x0000000000570000-0x0000000000C4A000-memory.dmp

memory/3592-32-0x0000000075540000-0x0000000075541000-memory.dmp

memory/3592-33-0x0000000075520000-0x0000000075610000-memory.dmp

memory/3592-34-0x0000000075520000-0x0000000075610000-memory.dmp