nanocore | e3780c56125cc734e1aa099762909dca33ccb17be0a6c510733b762c1092fe7b

Resubmissions

23-07-2024 11:59

240723-n51bvavbqc 10

23-07-2024 11:42

240723-nvbkqsvcmq 10

Analysis

max time kernel
1786s
max time network
1797s
platform
windows10-1703_x64
resource
win10-20240404-en
resource tags

arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
submitted
23-07-2024 11:59

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General

Target

ddpsvc.exe
Size

256KB
MD5

d2b160bf5dbcd67bf70abcbf750cb343
SHA1

64c1cbb8c1ba03d3ed9fc543353761d82011d005
SHA256

e3780c56125cc734e1aa099762909dca33ccb17be0a6c510733b762c1092fe7b
SHA512

315cfee7a997016152d41d3016cfa05215581d08972dd9c226a5dd5e740217d9524787eaf4810e9c48c28624776d775d2ded476ca0491ff3a49d239aadfee816
SSDEEP

6144:jYtUoG/WtqLTr9bNMizsaq6cu8ygDkmvpEH9J0Z/a:j0U9Tj0YH8ygDkuEJ0Zy

Score

10^/10

nanocore evasion 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

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

ddpsvc.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\DHCP Service = "C:\\Program Files (x86)\\DHCP Service\\dhcpsv.exe"	ddpsvc.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs
evasion trojan

System Information Discovery
T1082

Processes:

ddpsvc.exe

description ioc process

Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA ddpsvc.exe

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

Drops file in Program Files directory 2 IoCs

Processes:

ddpsvc.exe

description	ioc	process
File created	C:\Program Files (x86)\DHCP Service\dhcpsv.exe	ddpsvc.exe
File opened for modification	C:\Program Files (x86)\DHCP Service\dhcpsv.exe	ddpsvc.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

ddpsvc.exe

pid process

5044 ddpsvc.exe
5044 ddpsvc.exe
5044 ddpsvc.exe
Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

ddpsvc.exe

pid process

5044 ddpsvc.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

ddpsvc.exe

description pid process

Token: SeDebugPrivilege 5044 ddpsvc.exe
Token: SeDebugPrivilege 5044 ddpsvc.exe

pid	process
5044	ddpsvc.exe
5044	ddpsvc.exe
5044	ddpsvc.exe

pid	process
5044	ddpsvc.exe

description	pid	process
Token: SeDebugPrivilege	5044	ddpsvc.exe
Token: SeDebugPrivilege	5044	ddpsvc.exe

C:\Users\Admin\AppData\Local\Temp\ddpsvc.exe
"C:\Users\Admin\AppData\Local\Temp\ddpsvc.exe"
1⤵
- Adds Run key to start application
- Checks whether UAC is enabled
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
PID:5044

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/5044-0-0x0000000073F91000-0x0000000073F92000-memory.dmp

Filesize
4KB

Download
memory/5044-1-0x0000000073F90000-0x0000000074540000-memory.dmp

Filesize
5.7MB

Download
memory/5044-2-0x0000000073F90000-0x0000000074540000-memory.dmp

Filesize
5.7MB

Download
memory/5044-5-0x0000000073F90000-0x0000000074540000-memory.dmp

Filesize
5.7MB

Download