Malware Analysis Report

2024-08-06 14:47

Sample ID 240618-xaw6dathmh
Target TESTING.exe
SHA256 b028ad09ac9caf249787f0e4963521577fe73e6c586ebef9684cd2ae2125f536
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 Overview

score
10/10

SHA256

b028ad09ac9caf249787f0e4963521577fe73e6c586ebef9684cd2ae2125f536

Threat Level: Known bad

The file TESTING.exe was found to be: Known bad.

Malicious Activity Summary

nanocore evasion keylogger persistence spyware stealer trojan

Nanocore family

NanoCore

Checks whether UAC is enabled

Adds Run key to start application

Drops file in Program Files directory

Unsigned PE

Suspicious behavior: AddClipboardFormatListener

Suspicious behavior: GetForegroundWindowSpam

Suspicious behavior: EnumeratesProcesses

Scheduled Task/Job: Scheduled Task

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK Matrix V13

Initial Access
TA0001
Execution
TA0002
Scheduled Task/Job
T1053
Scheduled Task
T1053.005
Persistence
TA0003
Boot or Logon Autostart Execution
T1547
Registry Run Keys / Startup Folder
T1547.001
Scheduled Task/Job
T1053
Scheduled Task
T1053.005
Privilege Escalation
TA0004
Boot or Logon Autostart Execution
T1547
Registry Run Keys / Startup Folder
T1547.001
Scheduled Task/Job
T1053
Scheduled Task
T1053.005
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

2024-06-18 18:39

Signatures

Nanocore family

nanocore

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-18 18:39

Reported

2024-06-18 18:40

Platform

win10v2004-20240508-en

Max time kernel

42s

Max time network

42s

Command Line

"C:\Users\Admin\AppData\Local\Temp\TESTING.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\LAN Monitor = "C:\\Program Files (x86)\\LAN Monitor\\lanmon.exe" C:\Users\Admin\AppData\Local\Temp\TESTING.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\TESTING.exe N/A

Drops file in Program Files directory

Description Indicator Process Target
File created C:\Program Files (x86)\LAN Monitor\lanmon.exe C:\Users\Admin\AppData\Local\Temp\TESTING.exe N/A
File opened for modification C:\Program Files (x86)\LAN Monitor\lanmon.exe C:\Users\Admin\AppData\Local\Temp\TESTING.exe N/A

Scheduled Task/Job: Scheduled Task

persistence execution
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: AddClipboardFormatListener

Description Indicator Process Target
N/A N/A C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE N/A
N/A N/A C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE N/A

Suspicious behavior: EnumeratesProcesses

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

Suspicious behavior: GetForegroundWindowSpam

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

Suspicious use of AdjustPrivilegeToken

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

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE N/A
N/A N/A C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE N/A
N/A N/A C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE N/A
N/A N/A C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE N/A
N/A N/A C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE N/A
N/A N/A C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE N/A
N/A N/A C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE N/A
N/A N/A C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE N/A
N/A N/A C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE N/A
N/A N/A C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE N/A
N/A N/A C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE N/A
N/A N/A C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE N/A
N/A N/A C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE N/A
N/A N/A C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE N/A
N/A N/A C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE N/A
N/A N/A C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE N/A
N/A N/A C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE N/A
N/A N/A C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE N/A
N/A N/A C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2468 wrote to memory of 1856 N/A C:\Users\Admin\AppData\Local\Temp\TESTING.exe C:\Windows\SysWOW64\schtasks.exe
PID 2468 wrote to memory of 1856 N/A C:\Users\Admin\AppData\Local\Temp\TESTING.exe C:\Windows\SysWOW64\schtasks.exe
PID 2468 wrote to memory of 1856 N/A C:\Users\Admin\AppData\Local\Temp\TESTING.exe C:\Windows\SysWOW64\schtasks.exe
PID 2468 wrote to memory of 2092 N/A C:\Users\Admin\AppData\Local\Temp\TESTING.exe C:\Windows\SysWOW64\schtasks.exe
PID 2468 wrote to memory of 2092 N/A C:\Users\Admin\AppData\Local\Temp\TESTING.exe C:\Windows\SysWOW64\schtasks.exe
PID 2468 wrote to memory of 2092 N/A C:\Users\Admin\AppData\Local\Temp\TESTING.exe C:\Windows\SysWOW64\schtasks.exe

Processes

C:\Users\Admin\AppData\Local\Temp\TESTING.exe

"C:\Users\Admin\AppData\Local\Temp\TESTING.exe"

C:\Windows\SysWOW64\schtasks.exe

"schtasks.exe" /create /f /tn "LAN Monitor" /xml "C:\Users\Admin\AppData\Local\Temp\tmp660D.tmp"

C:\Windows\SysWOW64\schtasks.exe

"schtasks.exe" /create /f /tn "LAN Monitor Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmp665C.tmp"

C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE

"C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\Desktop\EnableMove.doc" /o ""

Network

Country Destination Domain Proto
US 8.8.8.8:53 local-quote.gl.at.ply.gg udp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.4.4:53 local-quote.gl.at.ply.gg udp
US 8.8.8.8:53 4.4.8.8.in-addr.arpa udp
US 8.8.8.8:53 local-quote.gl.at.ply.gg udp
US 8.8.8.8:53 local-quote.gl.at.ply.gg udp
US 8.8.4.4:53 local-quote.gl.at.ply.gg udp
US 8.8.8.8:53 udp

Files

memory/2468-0-0x0000000074B42000-0x0000000074B43000-memory.dmp

memory/2468-1-0x0000000074B40000-0x00000000750F1000-memory.dmp

memory/2468-2-0x0000000074B40000-0x00000000750F1000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\tmp660D.tmp

MD5 545cefc4dd6f69f42c7749123de8b771
SHA1 0e5e020add1ec41dd97e232f9241329a56916107
SHA256 f762590e44096cb14d4674edbd92994b0985a5a1caf6849cba7549a07abcb130
SHA512 52924ae0fe780076094d3bfa5a3b0567105344ad7172f22ac9ce8997a39cfb9b93d1b189ce1235583c6d7f7b95ae3ec6f397b5b667057815c1530a4927771687

C:\Users\Admin\AppData\Local\Temp\tmp665C.tmp

MD5 ecf141ec69adbb2a5c3dd5c85cd0ec39
SHA1 0ad224632fa58d103142c05c44a142f3d7208291
SHA256 64d8cfa0b25afee269839cd5fc0b66e5643bc318e5f4d3ce1b9dba2456c83316
SHA512 4821b062d6672f3ed07833cfd7ab9abb533850b451b632d781fbfad8238fcd5ac52855f1f239547ae2d1c1477959f022430302a75cfd3c19a8473af72a1ef201

memory/2468-10-0x0000000074B40000-0x00000000750F1000-memory.dmp

memory/2468-11-0x0000000074B42000-0x0000000074B43000-memory.dmp

memory/2468-12-0x0000000074B40000-0x00000000750F1000-memory.dmp

memory/2468-13-0x0000000074B40000-0x00000000750F1000-memory.dmp

memory/600-14-0x00007FFAF4130000-0x00007FFAF4140000-memory.dmp

memory/600-16-0x00007FFAF4130000-0x00007FFAF4140000-memory.dmp

memory/600-17-0x00007FFB3414D000-0x00007FFB3414E000-memory.dmp

memory/600-15-0x00007FFAF4130000-0x00007FFAF4140000-memory.dmp

memory/600-18-0x00007FFAF4130000-0x00007FFAF4140000-memory.dmp

memory/600-20-0x00007FFB340B0000-0x00007FFB342A5000-memory.dmp

memory/600-21-0x00007FFB340B0000-0x00007FFB342A5000-memory.dmp

memory/600-19-0x00007FFAF4130000-0x00007FFAF4140000-memory.dmp

memory/600-22-0x00007FFB340B0000-0x00007FFB342A5000-memory.dmp

memory/600-24-0x00007FFB340B0000-0x00007FFB342A5000-memory.dmp

memory/600-23-0x00007FFB340B0000-0x00007FFB342A5000-memory.dmp

memory/600-25-0x00007FFAF17D0000-0x00007FFAF17E0000-memory.dmp

memory/600-26-0x00007FFAF17D0000-0x00007FFAF17E0000-memory.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\Office\Recent\index.dat

MD5 ad7926ccb216460d803eb6f994a6195b
SHA1 5397ca7b721ebbba38c8ae9b2347e1d46d701e19
SHA256 390a0bc8a435112a6c69a43578a75cbe5a9629a9e344b20e23f131b95d6e9e4b
SHA512 bb092c5dbe9b46cf35bc76f221147dc65039138649667d15c0ba8f1b8dcb05cb6493434560bb158045d49bffb961a262f9672428c04618533371740380add823