nanocore | b11ef309a0b65e448d06275293b125714f6a9a796eed61aba45b70eca4ec9176

Analysis

max time kernel
148s
max time network
142s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
21/01/2025, 03:44

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General

Target

b11ef309a0b65e448d06275293b125714f6a9a796eed61aba45b70eca4ec9176.exe
Size

116KB
MD5

170766dd706bef08f2d36bb530ea2ac6
SHA1

eadac1229aab8aa35b88982010bb3b7af3fd8537
SHA256

b11ef309a0b65e448d06275293b125714f6a9a796eed61aba45b70eca4ec9176
SHA512

9f35ea79804cc478a011c3397a00847c6a93569d7a3913a7674c53b62a516c14bf5aab1250fc68bc310016cb744f0f247f5b1019b5fb9c6388688f5f35e0b187
SSDEEP

3072:XzEqV6B1jHa6dtJ10jgvzcgi+oG/j9iaMP2s/HILx:XLV6Bta6dtJmakIM5I

Score

10^/10

nanocore defense_evasion discovery keylogger persistence spyware stealer trojan

Malware Config

Signatures

NanoCore
NanoCore is a remote access tool (RAT) with a variety of capabilities.
keylogger trojan stealer spyware nanocore
Nanocore family
nanocore

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\SMTP Subsystem = "C:\\Program Files (x86)\\SMTP Subsystem\\smtpss.exe"	b11ef309a0b65e448d06275293b125714f6a9a796eed61aba45b70eca4ec9176.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

defense_evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	b11ef309a0b65e448d06275293b125714f6a9a796eed61aba45b70eca4ec9176.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\SMTP Subsystem\smtpss.exe	b11ef309a0b65e448d06275293b125714f6a9a796eed61aba45b70eca4ec9176.exe
File opened for modification	C:\Program Files (x86)\SMTP Subsystem\smtpss.exe	b11ef309a0b65e448d06275293b125714f6a9a796eed61aba45b70eca4ec9176.exe

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b11ef309a0b65e448d06275293b125714f6a9a796eed61aba45b70eca4ec9176.exe

C:\Users\Admin\AppData\Local\Temp\b11ef309a0b65e448d06275293b125714f6a9a796eed61aba45b70eca4ec9176.exe
"C:\Users\Admin\AppData\Local\Temp\b11ef309a0b65e448d06275293b125714f6a9a796eed61aba45b70eca4ec9176.exe"
1⤵
- Adds Run key to start application
- Checks whether UAC is enabled
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:2516

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2516-0-0x0000000075382000-0x0000000075383000-memory.dmp

Filesize
4KB

Download
memory/2516-1-0x0000000075380000-0x0000000075931000-memory.dmp

Filesize
5.7MB

Download
memory/2516-2-0x0000000075380000-0x0000000075931000-memory.dmp

Filesize
5.7MB

Download
memory/2516-5-0x0000000075380000-0x0000000075931000-memory.dmp

Filesize
5.7MB

Download
memory/2516-6-0x0000000075382000-0x0000000075383000-memory.dmp

Filesize
4KB

Download
memory/2516-7-0x0000000075380000-0x0000000075931000-memory.dmp

Filesize
5.7MB

Download
memory/2516-8-0x0000000075380000-0x0000000075931000-memory.dmp

Filesize
5.7MB

Download
memory/2516-9-0x0000000075380000-0x0000000075931000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads