nanocore | dcb5330316f2cd274e28927e3ebb604e55fe6604593c45a3c2a24799190bb363

Resubmissions

14-01-2025 09:53

250114-lwyesaxjan 10

14-01-2025 06:39

250114-henx8szmaz 10

20-06-2022 14:10

220620-rgn6fsdgdq 10

Analysis

max time kernel
37s
max time network
134s
platform
windows10-2004_x64
resource
win10v2004-20220414-en
submitted
20-06-2022 14:10

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General

Target

ccc.exe
Size

202KB
MD5

a88b1378237da8dc5ce1b174b08ba618
SHA1

35063e0fadc39dcd690b3f20793223f096a614d9
SHA256

dcb5330316f2cd274e28927e3ebb604e55fe6604593c45a3c2a24799190bb363
SHA512

6130b66ea4a724408321c985559dcfee0dba4ccd69388cfe1588128d2dcccb56325834de47a8fd9edabca7ea6fcf9a8159758b72fc0beaef4cbe10b32ae4483c

Score

10^/10

nanocore evasion keylogger persistence spyware stealer suricata trojan

Malware Config

Signatures

NanoCore
NanoCore is a remote access tool (RAT) with a variety of capabilities.
keylogger trojan stealer spyware nanocore
suricata: ET MALWARE Possible NanoCore C2 60B
suricata: ET MALWARE Possible NanoCore C2 60B
suricata

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\TCP Service = "C:\\Program Files (x86)\\TCP Service\\tcpsvc.exe"	ccc.exe

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	ccc.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\TCP Service\tcpsvc.exe	ccc.exe
File opened for modification	C:\Program Files (x86)\TCP Service\tcpsvc.exe	ccc.exe

Modifies data under HKEY_USERS 15 IoCs

description	ioc	Process
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationAfterglow = "3288365271"	LogonUI.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\AccentPalette = a6d8ff0076b9ed00429ce3000078d700005a9e000042750000264200f7630c00	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\StartColorMenu = "4288567808"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationColor = "3288365271"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationAfterglowBalance = "10"	LogonUI.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Themes\History\AutoColor = "0"	LogonUI.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationGlassAttribute = "1"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\AccentColor = "4292311040"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationBlurBalance = "1"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\EnableWindowColorization = "13"	LogonUI.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Themes\History	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\AccentColorMenu = "4292311040"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationColorBalance = "89"	LogonUI.exe

Suspicious behavior: EnumeratesProcesses 15 IoCs

pid	Process
3436	ccc.exe
3436	ccc.exe
3436	ccc.exe
3436	ccc.exe
3436	ccc.exe
3436	ccc.exe
3436	ccc.exe
3436	ccc.exe
3436	ccc.exe
3436	ccc.exe
3436	ccc.exe
3436	ccc.exe
3436	ccc.exe
3436	ccc.exe
3436	ccc.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
3436	ccc.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	3436	ccc.exe
Token: SeShutdownPrivilege	3436	ccc.exe
Token: SeDebugPrivilege	3436	ccc.exe
Token: SeDebugPrivilege	3436	ccc.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3088	LogonUI.exe

C:\Users\Admin\AppData\Local\Temp\ccc.exe
"C:\Users\Admin\AppData\Local\Temp\ccc.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:3436

C:\Windows\system32\LogonUI.exe
"LogonUI.exe" /flags:0x4 /state0:0xa39e3855 /state1:0x41c64e6d
1⤵
- Modifies data under HKEY_USERS
- Suspicious use of SetWindowsHookEx
PID:3088

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

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/3436-130-0x0000000074C20000-0x00000000751D1000-memory.dmp

Filesize
5.7MB

Download
memory/3436-131-0x0000000074C20000-0x00000000751D1000-memory.dmp

Filesize
5.7MB

Download
memory/3436-132-0x0000000074C20000-0x00000000751D1000-memory.dmp

Filesize
5.7MB

Download