nanocore | d8064cd9062cf9505ffbe2c49ce8cff305d3fa92a392e8a926350c507d4b77d1

Analysis

max time kernel
300s
max time network
308s
platform
windows10_x64
resource
win10v20210408
submitted
12-10-2021 16:22

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General

Target

r325.exe
Size

202KB
MD5

9c8738b66769cf2e70f1054bed4b6ca3
SHA1

a3d6621ae1560685a50e7130f85c00e3ae9e3dc2
SHA256

d8064cd9062cf9505ffbe2c49ce8cff305d3fa92a392e8a926350c507d4b77d1
SHA512

ee4b12e1c70c704463fb4238020de4f3cabad6839aa7f0e7729808dbb076dfed4b92bb6bcb1f29c772edde29ef4558790938d56bf4efb0c529f88324bf29eb3d

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

Processes:

r325.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\UPNP Subsystem = "C:\\Program Files (x86)\\UPNP Subsystem\\upnpss.exe"	r325.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs
evasion trojan

System Information Discovery
T1082

Processes:

r325.exe

description ioc process

Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA r325.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	r325.exe

Drops file in Program Files directory 2 IoCs

Processes:

r325.exe

description	ioc	process
File created	C:\Program Files (x86)\UPNP Subsystem\upnpss.exe	r325.exe
File opened for modification	C:\Program Files (x86)\UPNP Subsystem\upnpss.exe	r325.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

r325.exe

pid process

656 r325.exe
656 r325.exe
656 r325.exe
Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

r325.exe

pid process

656 r325.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

r325.exe

description pid process

Token: SeDebugPrivilege 656 r325.exe

pid	process
656	r325.exe
656	r325.exe
656	r325.exe

pid	process
656	r325.exe

description	pid	process
Token: SeDebugPrivilege	656	r325.exe

C:\Users\Admin\AppData\Local\Temp\r325.exe
"C:\Users\Admin\AppData\Local\Temp\r325.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:656

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/656-114-0x00000000025D0000-0x00000000025D1000-memory.dmp

Filesize
4KB

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