Malware Analysis Report

2024-08-06 14:44

Sample ID 240623-ekrpjasgrn
Target 371a8b10a7b51e31787758233792dd62d77a7dd402c17f3a74bcc62d4ee334b6_NeikiAnalytics.exe
SHA256 371a8b10a7b51e31787758233792dd62d77a7dd402c17f3a74bcc62d4ee334b6
Tags
nanocore evasion keylogger persistence spyware stealer trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK Matrix

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
10/10

SHA256

371a8b10a7b51e31787758233792dd62d77a7dd402c17f3a74bcc62d4ee334b6

Threat Level: Known bad

The file 371a8b10a7b51e31787758233792dd62d77a7dd402c17f3a74bcc62d4ee334b6_NeikiAnalytics.exe was found to be: Known bad.

Malicious Activity Summary

nanocore evasion keylogger persistence spyware stealer trojan

NanoCore

Checks computer location settings

Executes dropped EXE

Loads dropped DLL

Adds Run key to start application

Checks whether UAC is enabled

Suspicious use of SetThreadContext

Unsigned PE

Enumerates physical storage devices

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: GetForegroundWindowSpam

Suspicious use of WriteProcessMemory

MITRE ATT&CK Matrix V13

Initial Access
TA0001
Execution
TA0002
Persistence
TA0003
Boot or Logon Autostart Execution
T1547
Registry Run Keys / Startup Folder
T1547.001
Privilege Escalation
TA0004
Boot or Logon Autostart Execution
T1547
Registry Run Keys / Startup Folder
T1547.001
Defense Evasion
TA0005
Modify Registry
T1112
Credential Access
TA0006
Discovery
TA0007
System Information Discovery
T1082
Query Registry
T1012
Lateral Movement
TA0008
Collection
TA0009
Exfiltration
TA0010
Command and Control
TA0011
Impact
TA0040
Resource Development
TA0042
Reconnaissance
TA0043

Analysis: static1

Detonation Overview

Reported

2024-06-23 04:00

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-23 04:00

Reported

2024-06-23 04:02

Platform

win7-20240508-en

Max time kernel

138s

Max time network

147s

Command Line

"C:\Users\Admin\AppData\Local\Temp\371a8b10a7b51e31787758233792dd62d77a7dd402c17f3a74bcc62d4ee334b6_NeikiAnalytics.exe"

Signatures

NanoCore

keylogger trojan stealer spyware nanocore

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe N/A

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\371a8b10a7b51e31787758233792dd62d77a7dd402c17f3a74bcc62d4ee334b6_NeikiAnalytics.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Windows\CurrentVersion\Run\b1b2dqljdx3 = "C:\\Users\\Admin\\AppData\\Roaming\\b1b2dqljdx3\\a1punf5t2of.exe" C:\Users\Admin\AppData\Local\Temp\371a8b10a7b51e31787758233792dd62d77a7dd402c17f3a74bcc62d4ee334b6_NeikiAnalytics.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\Roaming\b1b2dqljdx3\a1punf5t2of.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 2648 set thread context of 2664 N/A C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe

Enumerates physical storage devices

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe N/A

Suspicious behavior: GetForegroundWindowSpam

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2188 wrote to memory of 2648 N/A C:\Users\Admin\AppData\Local\Temp\371a8b10a7b51e31787758233792dd62d77a7dd402c17f3a74bcc62d4ee334b6_NeikiAnalytics.exe C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe
PID 2188 wrote to memory of 2648 N/A C:\Users\Admin\AppData\Local\Temp\371a8b10a7b51e31787758233792dd62d77a7dd402c17f3a74bcc62d4ee334b6_NeikiAnalytics.exe C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe
PID 2188 wrote to memory of 2648 N/A C:\Users\Admin\AppData\Local\Temp\371a8b10a7b51e31787758233792dd62d77a7dd402c17f3a74bcc62d4ee334b6_NeikiAnalytics.exe C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe
PID 2188 wrote to memory of 2648 N/A C:\Users\Admin\AppData\Local\Temp\371a8b10a7b51e31787758233792dd62d77a7dd402c17f3a74bcc62d4ee334b6_NeikiAnalytics.exe C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe
PID 2188 wrote to memory of 2648 N/A C:\Users\Admin\AppData\Local\Temp\371a8b10a7b51e31787758233792dd62d77a7dd402c17f3a74bcc62d4ee334b6_NeikiAnalytics.exe C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe
PID 2188 wrote to memory of 2648 N/A C:\Users\Admin\AppData\Local\Temp\371a8b10a7b51e31787758233792dd62d77a7dd402c17f3a74bcc62d4ee334b6_NeikiAnalytics.exe C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe
PID 2188 wrote to memory of 2648 N/A C:\Users\Admin\AppData\Local\Temp\371a8b10a7b51e31787758233792dd62d77a7dd402c17f3a74bcc62d4ee334b6_NeikiAnalytics.exe C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe
PID 2648 wrote to memory of 2664 N/A C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe
PID 2648 wrote to memory of 2664 N/A C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe
PID 2648 wrote to memory of 2664 N/A C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe
PID 2648 wrote to memory of 2664 N/A C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe
PID 2648 wrote to memory of 2664 N/A C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe
PID 2648 wrote to memory of 2664 N/A C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe
PID 2648 wrote to memory of 2664 N/A C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe
PID 2648 wrote to memory of 2664 N/A C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe
PID 2648 wrote to memory of 2664 N/A C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe
PID 2648 wrote to memory of 2664 N/A C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe
PID 2648 wrote to memory of 2664 N/A C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe
PID 2648 wrote to memory of 2664 N/A C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe

Processes

C:\Users\Admin\AppData\Local\Temp\371a8b10a7b51e31787758233792dd62d77a7dd402c17f3a74bcc62d4ee334b6_NeikiAnalytics.exe

"C:\Users\Admin\AppData\Local\Temp\371a8b10a7b51e31787758233792dd62d77a7dd402c17f3a74bcc62d4ee334b6_NeikiAnalytics.exe"

C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe

"C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe"

C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe

"C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 sysupdate24.ddns.net udp
US 8.8.8.8:53 sysupdate24.ddns.net udp
US 8.8.8.8:53 sysupdate24.ddns.net udp
US 8.8.8.8:53 sysupdate24.ddns.net udp
US 8.8.8.8:53 sysupdate24.ddns.net udp
US 8.8.8.8:53 sysupdate24.ddns.net udp
US 8.8.8.8:53 sysupdate24.ddns.net udp
US 8.8.8.8:53 sysupdate24.ddns.net udp

Files

memory/2188-0-0x00000000745F1000-0x00000000745F2000-memory.dmp

memory/2188-1-0x00000000745F0000-0x0000000074B9B000-memory.dmp

memory/2188-2-0x00000000745F0000-0x0000000074B9B000-memory.dmp

memory/2188-3-0x00000000745F0000-0x0000000074B9B000-memory.dmp

\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe

MD5 0f626218378f314edde3aa49116565ce
SHA1 699f2a1d2853396da8a323d50bb373bd7b909973
SHA256 d93d524f962cdd2fb5cfc13a298573c61d7820d26a51a7091b76eaeeeb51e5f3
SHA512 a0b34ad3f10605c70928297c06df712516406285fedbf86b32294d4ebe431373dd27b76081f024cb99724fadc6970712c1344baf2f23e01ecf518c06f79158de

memory/2648-13-0x00000000745F0000-0x0000000074B9B000-memory.dmp

memory/2188-12-0x00000000745F0000-0x0000000074B9B000-memory.dmp

memory/2648-14-0x00000000745F0000-0x0000000074B9B000-memory.dmp

memory/2648-15-0x00000000745F0000-0x0000000074B9B000-memory.dmp

memory/2664-17-0x0000000000400000-0x0000000000438000-memory.dmp

memory/2664-20-0x0000000000400000-0x0000000000438000-memory.dmp

memory/2664-19-0x0000000000400000-0x0000000000438000-memory.dmp

memory/2664-25-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2664-31-0x0000000000400000-0x0000000000438000-memory.dmp

memory/2664-30-0x0000000000400000-0x0000000000438000-memory.dmp

memory/2664-24-0x0000000000400000-0x0000000000438000-memory.dmp

memory/2664-22-0x0000000000400000-0x0000000000438000-memory.dmp

memory/2648-33-0x00000000745F0000-0x0000000074B9B000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-23 04:00

Reported

2024-06-23 04:02

Platform

win10v2004-20240508-en

Max time kernel

148s

Max time network

152s

Command Line

"C:\Users\Admin\AppData\Local\Temp\371a8b10a7b51e31787758233792dd62d77a7dd402c17f3a74bcc62d4ee334b6_NeikiAnalytics.exe"

Signatures

NanoCore

keylogger trojan stealer spyware nanocore

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\371a8b10a7b51e31787758233792dd62d77a7dd402c17f3a74bcc62d4ee334b6_NeikiAnalytics.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\b1b2dqljdx3 = "C:\\Users\\Admin\\AppData\\Roaming\\b1b2dqljdx3\\a1punf5t2of.exe" C:\Users\Admin\AppData\Local\Temp\371a8b10a7b51e31787758233792dd62d77a7dd402c17f3a74bcc62d4ee334b6_NeikiAnalytics.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\Roaming\b1b2dqljdx3\a1punf5t2of.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 4572 set thread context of 1976 N/A C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe

Enumerates physical storage devices

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe N/A
N/A N/A C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe N/A

Suspicious behavior: GetForegroundWindowSpam

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 376 wrote to memory of 4572 N/A C:\Users\Admin\AppData\Local\Temp\371a8b10a7b51e31787758233792dd62d77a7dd402c17f3a74bcc62d4ee334b6_NeikiAnalytics.exe C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe
PID 376 wrote to memory of 4572 N/A C:\Users\Admin\AppData\Local\Temp\371a8b10a7b51e31787758233792dd62d77a7dd402c17f3a74bcc62d4ee334b6_NeikiAnalytics.exe C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe
PID 376 wrote to memory of 4572 N/A C:\Users\Admin\AppData\Local\Temp\371a8b10a7b51e31787758233792dd62d77a7dd402c17f3a74bcc62d4ee334b6_NeikiAnalytics.exe C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe
PID 4572 wrote to memory of 1976 N/A C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe
PID 4572 wrote to memory of 1976 N/A C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe
PID 4572 wrote to memory of 1976 N/A C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe
PID 4572 wrote to memory of 1976 N/A C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe
PID 4572 wrote to memory of 1976 N/A C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe
PID 4572 wrote to memory of 1976 N/A C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe
PID 4572 wrote to memory of 1976 N/A C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe
PID 4572 wrote to memory of 1976 N/A C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe

Processes

C:\Users\Admin\AppData\Local\Temp\371a8b10a7b51e31787758233792dd62d77a7dd402c17f3a74bcc62d4ee334b6_NeikiAnalytics.exe

"C:\Users\Admin\AppData\Local\Temp\371a8b10a7b51e31787758233792dd62d77a7dd402c17f3a74bcc62d4ee334b6_NeikiAnalytics.exe"

C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe

"C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe"

C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe

"C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe"

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 sysupdate24.ddns.net udp
US 8.8.8.8:53 sysupdate24.ddns.net udp
US 8.8.8.8:53 sysupdate24.ddns.net udp
US 8.8.8.8:53 sysupdate24.ddns.net udp
US 8.8.8.8:53 sysupdate24.ddns.net udp
US 8.8.8.8:53 sysupdate24.ddns.net udp
US 8.8.8.8:53 sysupdate24.ddns.net udp
US 8.8.8.8:53 sysupdate24.ddns.net udp

Files

memory/376-0-0x0000000074F12000-0x0000000074F13000-memory.dmp

memory/376-1-0x0000000074F10000-0x00000000754C1000-memory.dmp

memory/376-2-0x0000000074F10000-0x00000000754C1000-memory.dmp

memory/376-3-0x0000000074F10000-0x00000000754C1000-memory.dmp

C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe

MD5 338481026a9d007ad8fc008074e100eb
SHA1 0a155c20dce93dc97003247f1d55ec0381b5ad0c
SHA256 63caad14e72c7284d1211b75806ecae42edd19e5f2069caf2e08243ef32871dd
SHA512 ca2e7730151e8b536178a2250c56ce83a3a9fdea578f54f36d951b4fc1c6c2aca3ac86ef4052f7553bf11802f41e6178c7227cbd65fb7654663769e148792ac1

memory/376-17-0x0000000074F10000-0x00000000754C1000-memory.dmp

memory/4572-18-0x0000000074F10000-0x00000000754C1000-memory.dmp

memory/4572-19-0x0000000074F10000-0x00000000754C1000-memory.dmp

memory/4572-20-0x0000000074F10000-0x00000000754C1000-memory.dmp

memory/4572-21-0x0000000074F10000-0x00000000754C1000-memory.dmp

memory/1976-23-0x0000000000400000-0x0000000000438000-memory.dmp

memory/1976-24-0x0000000000400000-0x0000000000438000-memory.dmp

memory/1976-22-0x0000000000400000-0x0000000000438000-memory.dmp

memory/1976-27-0x0000000074F10000-0x00000000754C1000-memory.dmp

memory/1976-29-0x0000000074F10000-0x00000000754C1000-memory.dmp

memory/1976-28-0x0000000074F10000-0x00000000754C1000-memory.dmp

memory/1976-31-0x0000000074F10000-0x00000000754C1000-memory.dmp

memory/4572-32-0x0000000074F10000-0x00000000754C1000-memory.dmp

memory/4572-34-0x0000000074F10000-0x00000000754C1000-memory.dmp

memory/1976-35-0x0000000074F10000-0x00000000754C1000-memory.dmp

memory/1976-36-0x0000000074F10000-0x00000000754C1000-memory.dmp