nanocore | 873c4fcc6dcd4c50dddc6fc333bc9dc298264a04756e7b907863f14d58d40a17

Analysis

max time kernel
289s
max time network
293s
platform
windows10-ltsc 2021_x64
resource
win10ltsc2021-20250211-en
resource tags

arch:x64arch:x86image:win10ltsc2021-20250211-enlocale:en-usos:windows10-ltsc 2021-x64system
submitted
14-02-2025 15:54

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General

Target

test.exe
Size

202KB
MD5

c1beb7a79c6268028a5e54bbb40421c9
SHA1

4521454c5ade866704417c63cca5857b97849c37
SHA256

873c4fcc6dcd4c50dddc6fc333bc9dc298264a04756e7b907863f14d58d40a17
SHA512

58aec9ff41ff95c57d18eb06b8733ad323651a6e42533d7577323264f646c68246fad6efb17d30c0288c438648b0a71819f4aa05704883b45f7316370f2d1c8e
SSDEEP

3072:gzEqV6B1jHa6dtJ10jgvzcgi+oG/j9iaMP2s/HI7czhzRWEV9UWlv38SAt:gLV6Bta6dtJmakIM53FAyUWlv3PAt

Score

10^/10

nanocore defense_evasion discovery 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

Downloads MZ/PE file 1 IoCs

flow	pid	Process
22	636	Process not Found

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	test.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 4 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	test.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MicrosoftEdgeUpdate.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	explorer.exe

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
2928	MicrosoftEdgeUpdate.exe

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\Registry\Machine\HARDWARE\DESCRIPTION\System\CentralProcessor\0	test.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	test.exe

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-156903528-2922517348-1168185335-1000_Classes\Local Settings	explorer.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
3404	test.exe
3404	test.exe
3404	test.exe
3404	test.exe
3404	test.exe
3404	test.exe
3404	test.exe
3404	test.exe
3404	test.exe
3404	test.exe
3404	test.exe
3404	test.exe
3404	test.exe
3404	test.exe
3404	test.exe
3404	test.exe
3404	test.exe
3404	test.exe
3404	test.exe
3404	test.exe
3404	test.exe
3404	test.exe
3404	test.exe
3404	test.exe
3404	test.exe
3404	test.exe
3404	test.exe
3404	test.exe
3404	test.exe
3404	test.exe
3404	test.exe
3404	test.exe
3404	test.exe
3404	test.exe
3404	test.exe
3404	test.exe
3404	test.exe
3404	test.exe
3404	test.exe
3404	test.exe
3404	test.exe
3404	test.exe
3404	test.exe
3404	test.exe
3404	test.exe
3404	test.exe
3404	test.exe
3404	test.exe
3404	test.exe
3404	test.exe
3404	test.exe
3404	test.exe
3404	test.exe
3404	test.exe
3404	test.exe
3404	test.exe
3404	test.exe
3404	test.exe
3404	test.exe
3404	test.exe
3404	test.exe
3404	test.exe
3404	test.exe
3404	test.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
3404	test.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3404	test.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3404 wrote to memory of 4528	3404	test.exe	98
PID 3404 wrote to memory of 4528	3404	test.exe	98
PID 3404 wrote to memory of 4528	3404	test.exe	98
PID 4528 wrote to memory of 1144	4528	cmd.exe	100
PID 4528 wrote to memory of 1144	4528	cmd.exe	100
PID 4528 wrote to memory of 1144	4528	cmd.exe	100

C:\Users\Admin\AppData\Local\Temp\test.exe
"C:\Users\Admin\AppData\Local\Temp\test.exe"
1⤵
- Checks whether UAC is enabled
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3404
- C:\Windows\SysWOW64\cmd.exe
  "cmd.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4528
- - C:\Windows\SysWOW64\explorer.exe
    explorer
    3⤵
    - System Location Discovery: System Language Discovery
    - Modifies registry class
    PID:1144

C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe
"C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe" /ping 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-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
1⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
PID:2928

C:\Windows\system32\wbem\WmiApSrv.exe
C:\Windows\system32\wbem\WmiApSrv.exe
1⤵
PID:3084

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

System Network Configuration Discovery

T1016

Internet Connection Discovery

T1016.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/3404-0-0x0000000073C72000-0x0000000073C73000-memory.dmp

Filesize
4KB

Download
memory/3404-1-0x0000000073C70000-0x0000000074221000-memory.dmp

Filesize
5.7MB

Download
memory/3404-2-0x0000000073C70000-0x0000000074221000-memory.dmp

Filesize
5.7MB

Download
memory/3404-4-0x0000000073C70000-0x0000000074221000-memory.dmp

Filesize
5.7MB

Download
memory/3404-6-0x0000000073C72000-0x0000000073C73000-memory.dmp

Filesize
4KB

Download
memory/3404-7-0x0000000073C70000-0x0000000074221000-memory.dmp

Filesize
5.7MB

Download
memory/3404-8-0x0000000073C70000-0x0000000074221000-memory.dmp

Filesize
5.7MB

Download
memory/3404-9-0x0000000073C70000-0x0000000074221000-memory.dmp

Filesize
5.7MB

Download
memory/3404-14-0x0000000073C70000-0x0000000074221000-memory.dmp

Filesize
5.7MB

Download
memory/3404-15-0x0000000073C70000-0x0000000074221000-memory.dmp

Filesize
5.7MB

Download