nanocore | 4b48c7972af7f961dbbf32fa2ed945547ed6696cafa72cd61d121eebd1d86b36

Analysis

max time kernel
119s
max time network
118s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
19-11-2024 18:12

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General

Target

4b48c7972af7f961dbbf32fa2ed945547ed6696cafa72cd61d121eebd1d86b36.exe
Size

203KB
MD5

4779404dc94727cf35302f941fe8a36b
SHA1

6f44727b959424451f78eb0e36dacb68c715116f
SHA256

4b48c7972af7f961dbbf32fa2ed945547ed6696cafa72cd61d121eebd1d86b36
SHA512

d47122823a62ecd1234cbd8d8a7d9c4fbdaebb84055c97942c5162bf0f618b6e959ebc8d4ccd7bfffb6e5135c94963328f66945f498e9f780f481c11284fd11f
SSDEEP

6144:MLV6Bta6dtJmakIM5B6V2qhLyNPYTbEjA:MLV6Btpmk6M2uL4YT5

Score

10^/10

nanocore discovery evasion keylogger 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

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	4b48c7972af7f961dbbf32fa2ed945547ed6696cafa72cd61d121eebd1d86b36.exe

System Location Discovery: System Language Discovery 1 TTPs 2 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	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	4b48c7972af7f961dbbf32fa2ed945547ed6696cafa72cd61d121eebd1d86b36.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
2172	schtasks.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
2344	4b48c7972af7f961dbbf32fa2ed945547ed6696cafa72cd61d121eebd1d86b36.exe
2344	4b48c7972af7f961dbbf32fa2ed945547ed6696cafa72cd61d121eebd1d86b36.exe
2344	4b48c7972af7f961dbbf32fa2ed945547ed6696cafa72cd61d121eebd1d86b36.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2344	4b48c7972af7f961dbbf32fa2ed945547ed6696cafa72cd61d121eebd1d86b36.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2344	4b48c7972af7f961dbbf32fa2ed945547ed6696cafa72cd61d121eebd1d86b36.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2344 wrote to memory of 2172	2344	4b48c7972af7f961dbbf32fa2ed945547ed6696cafa72cd61d121eebd1d86b36.exe	29
PID 2344 wrote to memory of 2172	2344	4b48c7972af7f961dbbf32fa2ed945547ed6696cafa72cd61d121eebd1d86b36.exe	29
PID 2344 wrote to memory of 2172	2344	4b48c7972af7f961dbbf32fa2ed945547ed6696cafa72cd61d121eebd1d86b36.exe	29
PID 2344 wrote to memory of 2172	2344	4b48c7972af7f961dbbf32fa2ed945547ed6696cafa72cd61d121eebd1d86b36.exe	29

C:\Users\Admin\AppData\Local\Temp\4b48c7972af7f961dbbf32fa2ed945547ed6696cafa72cd61d121eebd1d86b36.exe
"C:\Users\Admin\AppData\Local\Temp\4b48c7972af7f961dbbf32fa2ed945547ed6696cafa72cd61d121eebd1d86b36.exe"
1⤵
- Checks whether UAC is enabled
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2344
- C:\Windows\SysWOW64\schtasks.exe
  "schtasks.exe" /create /f /tn "WPA Service" /xml "C:\Users\Admin\AppData\Local\Temp\tmp7E73.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2172

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp7E73.tmp

Filesize
1KB

MD5
59647c1a25f103da61b26c87c40edab5

SHA1
929b1ab8d69d3fe92d6f33caee493c82e42418eb

SHA256
352a12261c77202d8bba0391d97b555c31675baec7996b7d8a86c1557c37166c

SHA512
e75b9f1d26c28b0c0c363ae09f5290d449c3ab4e35b8e5928c451f534c5f18cb4b3cc369f8022b8f40ee9636d6ae6abf354fab63efdc4b45aafc35f8b7e2ca1c

Download Submit
memory/2344-0-0x00000000745B1000-0x00000000745B2000-memory.dmp

Filesize
4KB

Download
memory/2344-1-0x00000000745B0000-0x0000000074B5B000-memory.dmp

Filesize
5.7MB

Download
memory/2344-2-0x00000000745B0000-0x0000000074B5B000-memory.dmp

Filesize
5.7MB

Download
memory/2344-7-0x00000000745B0000-0x0000000074B5B000-memory.dmp

Filesize
5.7MB

Download