nanocore | a711e0ee89592df6ced03eb153756b27b4034d17348f0a9a4feb33ac2347c721

Analysis

max time kernel
188s
max time network
208s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
19/11/2022, 03:06

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General

Target
a711e0ee89592df6ced03eb153756b27b4034d17348f0a9a4feb33ac2347c721.exe
Size 202KB
Sample221119-dl3mrabb63
SHA256 a711e0ee89592df6ced03eb153756b27b4034d17348f0a9a4feb33ac2347c721
MD5 539ece7049263a84c1a495298e0d0050
SHA1 9df647011c7a3aec363c6d17e521621cd3dd990f
SHA512 0b962b4e2c7a87bea8c57ffbac770a88e5dbebc2728948d3b17368db334063befa8b1444acddb7df4e054c85cf4daf98d012bd338a93e2f1262a95f5a0379593
SSDEEP 6144:gLV6Bta6dtJmakIM5lUokOfqZSKRZ9GHLT5:gLV6BtpmkQUROCwKR2T5
MD5 SHA1 SHA512 SSDEEP

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

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\TCP Subsystem = "C:\\Program Files (x86)\\TCP Subsystem\\tcpss.exe"	a711e0ee89592df6ced03eb153756b27b4034d17348f0a9a4feb33ac2347c721.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	a711e0ee89592df6ced03eb153756b27b4034d17348f0a9a4feb33ac2347c721.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\TCP Subsystem\tcpss.exe	a711e0ee89592df6ced03eb153756b27b4034d17348f0a9a4feb33ac2347c721.exe
File opened for modification	C:\Program Files (x86)\TCP Subsystem\tcpss.exe	a711e0ee89592df6ced03eb153756b27b4034d17348f0a9a4feb33ac2347c721.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
2100	a711e0ee89592df6ced03eb153756b27b4034d17348f0a9a4feb33ac2347c721.exe
2100	a711e0ee89592df6ced03eb153756b27b4034d17348f0a9a4feb33ac2347c721.exe
2100	a711e0ee89592df6ced03eb153756b27b4034d17348f0a9a4feb33ac2347c721.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2100	a711e0ee89592df6ced03eb153756b27b4034d17348f0a9a4feb33ac2347c721.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2100	a711e0ee89592df6ced03eb153756b27b4034d17348f0a9a4feb33ac2347c721.exe

C:\Users\Admin\AppData\Local\Temp\a711e0ee89592df6ced03eb153756b27b4034d17348f0a9a4feb33ac2347c721.exe
"C:\Users\Admin\AppData\Local\Temp\a711e0ee89592df6ced03eb153756b27b4034d17348f0a9a4feb33ac2347c721.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:2100

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

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Downloads

memory/2100-132-0x0000000074D20000-0x00000000752D1000-memory.dmp

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memory/2100-133-0x0000000074D20000-0x00000000752D1000-memory.dmp

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