Malware Analysis Report

2024-08-06 15:22

Sample ID 240518-3cjwqade9x
Target 21d145e4247c90a504ff4f9f8a04f260_NeikiAnalytics.exe
SHA256 b321b5eb0707fae8644961e20937d5ed75cd54e5b1b9fe9f9beaa8acf4a36b09
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

b321b5eb0707fae8644961e20937d5ed75cd54e5b1b9fe9f9beaa8acf4a36b09

Threat Level: Known bad

The file 21d145e4247c90a504ff4f9f8a04f260_NeikiAnalytics.exe was found to be: Known bad.

Malicious Activity Summary

nanocore evasion keylogger persistence spyware stealer trojan

NanoCore

Nanocore family

Adds Run key to start application

Checks whether UAC is enabled

Drops file in Program Files directory

Unsigned PE

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: GetForegroundWindowSpam

Creates scheduled task(s)

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK Matrix V13

Initial Access
TA0001
Execution
TA0002
Scheduled Task/Job
T1053
Persistence
TA0003
Boot or Logon Autostart Execution
T1547
Registry Run Keys / Startup Folder
T1547.001
Scheduled Task/Job
T1053
Privilege Escalation
TA0004
Boot or Logon Autostart Execution
T1547
Registry Run Keys / Startup Folder
T1547.001
Scheduled Task/Job
T1053
Defense Evasion
TA0005
Modify Registry
T1112
Credential Access
TA0006
Discovery
TA0007
System Information Discovery
T1082
Lateral Movement
TA0008
Collection
TA0009
Exfiltration
TA0010
Command and Control
TA0011
Impact
TA0040
Resource Development
TA0042
Reconnaissance
TA0043

Analysis: static1

Detonation Overview

Reported

2024-05-18 23:22

Signatures

Nanocore family

nanocore

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-18 23:22

Reported

2024-05-18 23:24

Platform

win7-20240221-en

Max time kernel

147s

Max time network

148s

Command Line

"C:\Users\Admin\AppData\Local\Temp\21d145e4247c90a504ff4f9f8a04f260_NeikiAnalytics.exe"

Signatures

NanoCore

keylogger trojan stealer spyware nanocore

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\ISS Host = "C:\\Program Files (x86)\\ISS Host\\isshost.exe" C:\Users\Admin\AppData\Local\Temp\21d145e4247c90a504ff4f9f8a04f260_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\Local\Temp\21d145e4247c90a504ff4f9f8a04f260_NeikiAnalytics.exe N/A

Drops file in Program Files directory

Description Indicator Process Target
File created C:\Program Files (x86)\ISS Host\isshost.exe C:\Users\Admin\AppData\Local\Temp\21d145e4247c90a504ff4f9f8a04f260_NeikiAnalytics.exe N/A
File opened for modification C:\Program Files (x86)\ISS Host\isshost.exe C:\Users\Admin\AppData\Local\Temp\21d145e4247c90a504ff4f9f8a04f260_NeikiAnalytics.exe N/A

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\21d145e4247c90a504ff4f9f8a04f260_NeikiAnalytics.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\21d145e4247c90a504ff4f9f8a04f260_NeikiAnalytics.exe N/A

Suspicious behavior: GetForegroundWindowSpam

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\21d145e4247c90a504ff4f9f8a04f260_NeikiAnalytics.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\21d145e4247c90a504ff4f9f8a04f260_NeikiAnalytics.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1808 wrote to memory of 2280 N/A C:\Users\Admin\AppData\Local\Temp\21d145e4247c90a504ff4f9f8a04f260_NeikiAnalytics.exe C:\Windows\SysWOW64\schtasks.exe
PID 1808 wrote to memory of 2280 N/A C:\Users\Admin\AppData\Local\Temp\21d145e4247c90a504ff4f9f8a04f260_NeikiAnalytics.exe C:\Windows\SysWOW64\schtasks.exe
PID 1808 wrote to memory of 2280 N/A C:\Users\Admin\AppData\Local\Temp\21d145e4247c90a504ff4f9f8a04f260_NeikiAnalytics.exe C:\Windows\SysWOW64\schtasks.exe
PID 1808 wrote to memory of 2280 N/A C:\Users\Admin\AppData\Local\Temp\21d145e4247c90a504ff4f9f8a04f260_NeikiAnalytics.exe C:\Windows\SysWOW64\schtasks.exe
PID 1808 wrote to memory of 2940 N/A C:\Users\Admin\AppData\Local\Temp\21d145e4247c90a504ff4f9f8a04f260_NeikiAnalytics.exe C:\Windows\SysWOW64\schtasks.exe
PID 1808 wrote to memory of 2940 N/A C:\Users\Admin\AppData\Local\Temp\21d145e4247c90a504ff4f9f8a04f260_NeikiAnalytics.exe C:\Windows\SysWOW64\schtasks.exe
PID 1808 wrote to memory of 2940 N/A C:\Users\Admin\AppData\Local\Temp\21d145e4247c90a504ff4f9f8a04f260_NeikiAnalytics.exe C:\Windows\SysWOW64\schtasks.exe
PID 1808 wrote to memory of 2940 N/A C:\Users\Admin\AppData\Local\Temp\21d145e4247c90a504ff4f9f8a04f260_NeikiAnalytics.exe C:\Windows\SysWOW64\schtasks.exe

Processes

C:\Users\Admin\AppData\Local\Temp\21d145e4247c90a504ff4f9f8a04f260_NeikiAnalytics.exe

"C:\Users\Admin\AppData\Local\Temp\21d145e4247c90a504ff4f9f8a04f260_NeikiAnalytics.exe"

C:\Windows\SysWOW64\schtasks.exe

"schtasks.exe" /create /f /tn "ISS Host" /xml "C:\Users\Admin\AppData\Local\Temp\tmp16EA.tmp"

C:\Windows\SysWOW64\schtasks.exe

"schtasks.exe" /create /f /tn "ISS Host Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmp17B6.tmp"

Network

Country Destination Domain Proto
US 8.8.8.8:53 Ethxn-25787.portmap.host udp
US 8.8.4.4:53 Ethxn-25787.portmap.host udp
US 8.8.8.8:53 Ethxn-25787.portmap.host udp
US 8.8.8.8:53 Ethxn-25787.portmap.host udp
US 8.8.4.4:53 Ethxn-25787.portmap.host udp
US 8.8.8.8:53 Ethxn-25787.portmap.host udp
US 8.8.4.4:53 Ethxn-25787.portmap.host udp
N/A 127.0.0.1:54984 tcp
N/A 127.0.0.1:54984 tcp
N/A 127.0.0.1:54984 tcp
US 8.8.8.8:53 Ethxn-25787.portmap.host udp
US 8.8.4.4:53 Ethxn-25787.portmap.host udp
US 8.8.8.8:53 Ethxn-25787.portmap.host udp
US 8.8.4.4:53 Ethxn-25787.portmap.host udp
US 8.8.8.8:53 Ethxn-25787.portmap.host udp
US 8.8.4.4:53 Ethxn-25787.portmap.host udp
N/A 127.0.0.1:54984 tcp
N/A 127.0.0.1:54984 tcp
N/A 127.0.0.1:54984 tcp
US 8.8.8.8:53 Ethxn-25787.portmap.host udp
US 8.8.4.4:53 Ethxn-25787.portmap.host udp
US 8.8.8.8:53 Ethxn-25787.portmap.host udp
US 8.8.4.4:53 Ethxn-25787.portmap.host udp
US 8.8.8.8:53 Ethxn-25787.portmap.host udp
US 8.8.4.4:53 Ethxn-25787.portmap.host udp
N/A 127.0.0.1:54984 tcp
N/A 127.0.0.1:54984 tcp
N/A 127.0.0.1:54984 tcp
US 8.8.8.8:53 Ethxn-25787.portmap.host udp
US 8.8.4.4:53 Ethxn-25787.portmap.host udp
US 8.8.8.8:53 Ethxn-25787.portmap.host udp
US 8.8.4.4:53 Ethxn-25787.portmap.host udp
US 8.8.8.8:53 Ethxn-25787.portmap.host udp
US 8.8.4.4:53 Ethxn-25787.portmap.host udp
N/A 127.0.0.1:54984 tcp
N/A 127.0.0.1:54984 tcp
N/A 127.0.0.1:54984 tcp
US 8.8.8.8:53 Ethxn-25787.portmap.host udp
US 8.8.4.4:53 Ethxn-25787.portmap.host udp
US 8.8.8.8:53 Ethxn-25787.portmap.host udp
US 8.8.4.4:53 Ethxn-25787.portmap.host udp
US 8.8.8.8:53 Ethxn-25787.portmap.host udp
US 8.8.4.4:53 Ethxn-25787.portmap.host udp
N/A 127.0.0.1:54984 tcp
N/A 127.0.0.1:54984 tcp
N/A 127.0.0.1:54984 tcp
US 8.8.8.8:53 Ethxn-25787.portmap.host udp
US 8.8.4.4:53 Ethxn-25787.portmap.host udp

Files

memory/1808-0-0x00000000745A1000-0x00000000745A2000-memory.dmp

memory/1808-1-0x00000000745A0000-0x0000000074B4B000-memory.dmp

memory/1808-2-0x00000000745A0000-0x0000000074B4B000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\tmp16EA.tmp

MD5 82c0636e6fba969997ca47ac37b748b3
SHA1 7a568d0f27b1561629719637dc36ab0a77da71d6
SHA256 ecb01f6da3a8a966526dac91dbd0676d84aae2a6af20561a41c944e4fc46e9d6
SHA512 fd62bc0b5124c0a9f963ea2f1c6b4967ea404e98c960dfcd75903868ddcb296609da5cf2aa0d9ab74b2fc65a5fe83ae92a56ee25d333cf92dd201f7933d05028

C:\Users\Admin\AppData\Local\Temp\tmp17B6.tmp

MD5 3d1580c0395f6de62659467f5b7f1acf
SHA1 8e73a3885896cecca7ff799a272fc9ddfe06ea96
SHA256 6f40196c42a171f24a3e16edeca664cdc5a2f7c150d468255b0e14ab10a2b714
SHA512 7637c0d9b03227dffcb00a68d97ddce60bfc40ca0f8a7a4bbd700ea56be6d570908511dea5cab9f609a7da2e558e5298c482fd1e330af085f9c52867d5a847ea

memory/1808-10-0x00000000745A0000-0x0000000074B4B000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-18 23:22

Reported

2024-05-18 23:24

Platform

win10v2004-20240508-en

Max time kernel

148s

Max time network

155s

Command Line

"C:\Users\Admin\AppData\Local\Temp\21d145e4247c90a504ff4f9f8a04f260_NeikiAnalytics.exe"

Signatures

NanoCore

keylogger trojan stealer spyware nanocore

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\DHCP Service = "C:\\Program Files (x86)\\DHCP Service\\dhcpsv.exe" C:\Users\Admin\AppData\Local\Temp\21d145e4247c90a504ff4f9f8a04f260_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\Local\Temp\21d145e4247c90a504ff4f9f8a04f260_NeikiAnalytics.exe N/A

Drops file in Program Files directory

Description Indicator Process Target
File created C:\Program Files (x86)\DHCP Service\dhcpsv.exe C:\Users\Admin\AppData\Local\Temp\21d145e4247c90a504ff4f9f8a04f260_NeikiAnalytics.exe N/A
File opened for modification C:\Program Files (x86)\DHCP Service\dhcpsv.exe C:\Users\Admin\AppData\Local\Temp\21d145e4247c90a504ff4f9f8a04f260_NeikiAnalytics.exe N/A

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\21d145e4247c90a504ff4f9f8a04f260_NeikiAnalytics.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\21d145e4247c90a504ff4f9f8a04f260_NeikiAnalytics.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\21d145e4247c90a504ff4f9f8a04f260_NeikiAnalytics.exe N/A

Suspicious behavior: GetForegroundWindowSpam

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\21d145e4247c90a504ff4f9f8a04f260_NeikiAnalytics.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\21d145e4247c90a504ff4f9f8a04f260_NeikiAnalytics.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1392 wrote to memory of 4488 N/A C:\Users\Admin\AppData\Local\Temp\21d145e4247c90a504ff4f9f8a04f260_NeikiAnalytics.exe C:\Windows\SysWOW64\schtasks.exe
PID 1392 wrote to memory of 4488 N/A C:\Users\Admin\AppData\Local\Temp\21d145e4247c90a504ff4f9f8a04f260_NeikiAnalytics.exe C:\Windows\SysWOW64\schtasks.exe
PID 1392 wrote to memory of 4488 N/A C:\Users\Admin\AppData\Local\Temp\21d145e4247c90a504ff4f9f8a04f260_NeikiAnalytics.exe C:\Windows\SysWOW64\schtasks.exe
PID 1392 wrote to memory of 2264 N/A C:\Users\Admin\AppData\Local\Temp\21d145e4247c90a504ff4f9f8a04f260_NeikiAnalytics.exe C:\Windows\SysWOW64\schtasks.exe
PID 1392 wrote to memory of 2264 N/A C:\Users\Admin\AppData\Local\Temp\21d145e4247c90a504ff4f9f8a04f260_NeikiAnalytics.exe C:\Windows\SysWOW64\schtasks.exe
PID 1392 wrote to memory of 2264 N/A C:\Users\Admin\AppData\Local\Temp\21d145e4247c90a504ff4f9f8a04f260_NeikiAnalytics.exe C:\Windows\SysWOW64\schtasks.exe

Processes

C:\Users\Admin\AppData\Local\Temp\21d145e4247c90a504ff4f9f8a04f260_NeikiAnalytics.exe

"C:\Users\Admin\AppData\Local\Temp\21d145e4247c90a504ff4f9f8a04f260_NeikiAnalytics.exe"

C:\Windows\SysWOW64\schtasks.exe

"schtasks.exe" /create /f /tn "DHCP Service" /xml "C:\Users\Admin\AppData\Local\Temp\tmp51BA.tmp"

C:\Windows\SysWOW64\schtasks.exe

"schtasks.exe" /create /f /tn "DHCP Service Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmp5228.tmp"

Network

Country Destination Domain Proto
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 0.204.248.87.in-addr.arpa udp
US 8.8.8.8:53 Ethxn-25787.portmap.host udp
US 8.8.4.4:53 Ethxn-25787.portmap.host udp
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
US 8.8.8.8:53 138.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 Ethxn-25787.portmap.host udp
US 8.8.8.8:53 4.4.8.8.in-addr.arpa udp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
NL 23.62.61.194:443 www.bing.com tcp
US 8.8.8.8:53 194.61.62.23.in-addr.arpa udp
US 8.8.8.8:53 Ethxn-25787.portmap.host udp
US 8.8.4.4:53 Ethxn-25787.portmap.host udp
US 8.8.8.8:53 Ethxn-25787.portmap.host udp
US 8.8.8.8:53 Ethxn-25787.portmap.host udp
US 8.8.4.4:53 Ethxn-25787.portmap.host udp
US 8.8.8.8:53 Ethxn-25787.portmap.host udp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
N/A 127.0.0.1:54984 tcp
N/A 127.0.0.1:54984 tcp
N/A 127.0.0.1:54984 tcp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 Ethxn-25787.portmap.host udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.4.4:53 Ethxn-25787.portmap.host udp
US 8.8.8.8:53 Ethxn-25787.portmap.host udp
US 8.8.8.8:53 Ethxn-25787.portmap.host udp
US 8.8.4.4:53 Ethxn-25787.portmap.host udp
US 8.8.8.8:53 Ethxn-25787.portmap.host udp
US 8.8.4.4:53 Ethxn-25787.portmap.host udp
US 8.8.8.8:53 Ethxn-25787.portmap.host udp
N/A 127.0.0.1:54984 tcp
N/A 127.0.0.1:54984 tcp
N/A 127.0.0.1:54984 tcp
US 8.8.8.8:53 82.90.14.23.in-addr.arpa udp
US 8.8.8.8:53 91.90.14.23.in-addr.arpa udp
US 8.8.8.8:53 Ethxn-25787.portmap.host udp
US 8.8.4.4:53 Ethxn-25787.portmap.host udp
US 8.8.8.8:53 Ethxn-25787.portmap.host udp
US 8.8.8.8:53 Ethxn-25787.portmap.host udp
US 8.8.4.4:53 Ethxn-25787.portmap.host udp
US 8.8.8.8:53 Ethxn-25787.portmap.host udp
US 8.8.4.4:53 Ethxn-25787.portmap.host udp
US 8.8.8.8:53 Ethxn-25787.portmap.host udp
N/A 127.0.0.1:54984 tcp
N/A 127.0.0.1:54984 tcp
N/A 127.0.0.1:54984 tcp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 19.229.111.52.in-addr.arpa udp
US 8.8.8.8:53 Ethxn-25787.portmap.host udp
US 8.8.4.4:53 Ethxn-25787.portmap.host udp
US 8.8.8.8:53 Ethxn-25787.portmap.host udp
US 8.8.8.8:53 Ethxn-25787.portmap.host udp
US 8.8.4.4:53 Ethxn-25787.portmap.host 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 Ethxn-25787.portmap.host udp
US 8.8.4.4:53 Ethxn-25787.portmap.host udp
US 8.8.8.8:53 Ethxn-25787.portmap.host udp
N/A 127.0.0.1:54984 tcp
N/A 127.0.0.1:54984 tcp
N/A 127.0.0.1:54984 tcp
US 8.8.8.8:53 Ethxn-25787.portmap.host udp
US 8.8.4.4:53 Ethxn-25787.portmap.host udp
US 8.8.8.8:53 Ethxn-25787.portmap.host udp
US 8.8.8.8:53 Ethxn-25787.portmap.host udp
US 8.8.4.4:53 Ethxn-25787.portmap.host udp
US 8.8.8.8:53 Ethxn-25787.portmap.host udp
US 8.8.4.4:53 Ethxn-25787.portmap.host udp
US 8.8.8.8:53 Ethxn-25787.portmap.host udp
N/A 127.0.0.1:54984 tcp
US 8.8.8.8:53 235.17.178.52.in-addr.arpa udp
N/A 127.0.0.1:54984 tcp

Files

memory/1392-0-0x0000000075312000-0x0000000075313000-memory.dmp

memory/1392-1-0x0000000075310000-0x00000000758C1000-memory.dmp

memory/1392-2-0x0000000075310000-0x00000000758C1000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\tmp51BA.tmp

MD5 82c0636e6fba969997ca47ac37b748b3
SHA1 7a568d0f27b1561629719637dc36ab0a77da71d6
SHA256 ecb01f6da3a8a966526dac91dbd0676d84aae2a6af20561a41c944e4fc46e9d6
SHA512 fd62bc0b5124c0a9f963ea2f1c6b4967ea404e98c960dfcd75903868ddcb296609da5cf2aa0d9ab74b2fc65a5fe83ae92a56ee25d333cf92dd201f7933d05028

C:\Users\Admin\AppData\Local\Temp\tmp5228.tmp

MD5 a77c223a0fc492dccd6fb9975f7a8766
SHA1 5e813636ae9b8138d78919348a5da3a6e8bd74b5
SHA256 589df7325d42409c50827600fedb240171ee4bdab85916474a37800c2382829e
SHA512 315cea8fde3c594404f5d3c96c710af1214cff6d08ccdb40634a739e108ff810e02624735a2b8c3e3720157b4a55327f317c3c23c3a681b46b9ab0f19060f7c0

memory/1392-10-0x0000000075310000-0x00000000758C1000-memory.dmp

memory/1392-11-0x0000000075312000-0x0000000075313000-memory.dmp

memory/1392-12-0x0000000075310000-0x00000000758C1000-memory.dmp

memory/1392-13-0x0000000075310000-0x00000000758C1000-memory.dmp

memory/1392-14-0x0000000075310000-0x00000000758C1000-memory.dmp