nanocore | 1e4d548172c9ed335ba2d27c2476d9bd8751b1a50361fa27b5ebc87b5a21d9fe

Analysis

max time kernel
146s
max time network
150s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
17-10-2024 15:44

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General

Target

F6HCU_file.exe
Size

553KB
MD5

b6a413057aff513253600024455b806d
SHA1

6db45c473adbdf60f4a57e46468f4d15e0547213
SHA256

1e4d548172c9ed335ba2d27c2476d9bd8751b1a50361fa27b5ebc87b5a21d9fe
SHA512

bf9d9c068a6ad30aac6d13defd0324d27fc6d24ffdde301bb6b987e41a48a81ec0e6d517ab0d0c9c4fb25688a15527bde1ef4f09ca6f7805a356bbd2c7c4d8c2
SSDEEP

12288:CLV6Btpmk1snK2GEAx+uQQypWTKKoIXpV8mwetC370wA4A50hCEk:gApf1sKPYuQPpjKoIkNIwyAi

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

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

F6HCU_file.exe

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	F6HCU_file.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

Processes:

F6HCU_file.exeschtasks.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	F6HCU_file.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.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

Processes:

schtasks.exe

pid	Process
2936	schtasks.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

F6HCU_file.exe

pid	Process
2768	F6HCU_file.exe
2768	F6HCU_file.exe
2768	F6HCU_file.exe
2768	F6HCU_file.exe
2768	F6HCU_file.exe
2768	F6HCU_file.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

F6HCU_file.exe

pid	Process
2768	F6HCU_file.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

F6HCU_file.exe

description	pid	Process
Token: SeDebugPrivilege	2768	F6HCU_file.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

F6HCU_file.exe

description	pid	Process	procid_target
PID 2768 wrote to memory of 2936	2768	F6HCU_file.exe	30
PID 2768 wrote to memory of 2936	2768	F6HCU_file.exe	30
PID 2768 wrote to memory of 2936	2768	F6HCU_file.exe	30
PID 2768 wrote to memory of 2936	2768	F6HCU_file.exe	30

C:\Users\Admin\AppData\Local\Temp\F6HCU_file.exe
"C:\Users\Admin\AppData\Local\Temp\F6HCU_file.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:2768
- C:\Windows\SysWOW64\schtasks.exe
  "schtasks.exe" /create /f /tn "IMAP Monitor" /xml "C:\Users\Admin\AppData\Local\Temp\tmp64CB.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2936

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\tmp64CB.tmp

Filesize
1KB

MD5
7b8a044e9af13804141a45ddc418a833

SHA1
e3f41f71922dd57882e9b904bfba05994dc0e452

SHA256
20ea946d006c35fbc6da8613a178e65fa3dbe379ddd8210a2b92054ccde85784

SHA512
d91f4b0c9b4b0ab8816cff7d72bf4651da7676a89956823cb823ec870eebfb6da200b8f2fd08536273b1c8b831afca0c673e42c51a6c183f15058def58b72790

Download Submit
memory/2768-0-0x0000000074081000-0x0000000074082000-memory.dmp

Filesize
4KB

Download
memory/2768-1-0x0000000074080000-0x000000007462B000-memory.dmp

Filesize
5.7MB

Download
memory/2768-2-0x0000000074080000-0x000000007462B000-memory.dmp

Filesize
5.7MB

Download
memory/2768-7-0x0000000074080000-0x000000007462B000-memory.dmp

Filesize
5.7MB

Download
memory/2768-8-0x0000000074080000-0x000000007462B000-memory.dmp

Filesize
5.7MB

Download