nanocore | 6811a4cea56365431b3799600303c945593a997e619685d3e98889184cf458c2

Analysis

max time kernel
120s
max time network
153s
platform
windows10_x64
resource
win10-en-20211014
submitted
25-10-2021 19:56

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General

Target

6811A4CEA56365431B3799600303C945593A997E61968.exe
Size

202KB
MD5

b161113ed44310e65c3d704c0550d668
SHA1

b3a8d24f6b43c44e146dc808ee562c6e1d245c46
SHA256

6811a4cea56365431b3799600303c945593a997e619685d3e98889184cf458c2
SHA512

e47d75c508e8e50a393cc4929d36af9cd58ef62cab4e64a8e2cc942af47a61461acbd3ee28d9ddb4eafdd3882dfe8ab85a0d07bbf4a696e0ef24f97ad793ac47

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:

6811A4CEA56365431B3799600303C945593A997E61968.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\SMTP Manager = "C:\\Program Files (x86)\\SMTP Manager\\smtpmgr.exe"	6811A4CEA56365431B3799600303C945593A997E61968.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

6811A4CEA56365431B3799600303C945593A997E61968.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	6811A4CEA56365431B3799600303C945593A997E61968.exe

Drops file in Program Files directory 2 IoCs

Processes:

6811A4CEA56365431B3799600303C945593A997E61968.exe

description	ioc	process
File created	C:\Program Files (x86)\SMTP Manager\smtpmgr.exe	6811A4CEA56365431B3799600303C945593A997E61968.exe
File opened for modification	C:\Program Files (x86)\SMTP Manager\smtpmgr.exe	6811A4CEA56365431B3799600303C945593A997E61968.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

6811A4CEA56365431B3799600303C945593A997E61968.exe

pid	process
2668	6811A4CEA56365431B3799600303C945593A997E61968.exe
2668	6811A4CEA56365431B3799600303C945593A997E61968.exe
2668	6811A4CEA56365431B3799600303C945593A997E61968.exe
2668	6811A4CEA56365431B3799600303C945593A997E61968.exe
2668	6811A4CEA56365431B3799600303C945593A997E61968.exe
2668	6811A4CEA56365431B3799600303C945593A997E61968.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

6811A4CEA56365431B3799600303C945593A997E61968.exe

pid process

2668 6811A4CEA56365431B3799600303C945593A997E61968.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

6811A4CEA56365431B3799600303C945593A997E61968.exe

description pid process

Token: SeDebugPrivilege 2668 6811A4CEA56365431B3799600303C945593A997E61968.exe

description	pid	process
Token: SeDebugPrivilege	2668	6811A4CEA56365431B3799600303C945593A997E61968.exe

C:\Users\Admin\AppData\Local\Temp\6811A4CEA56365431B3799600303C945593A997E61968.exe
"C:\Users\Admin\AppData\Local\Temp\6811A4CEA56365431B3799600303C945593A997E61968.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:2668

Network

MITRE ATT&CK Matrix ATT&CK 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

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/2668-115-0x0000000000EA0000-0x0000000000EA1000-memory.dmp

Filesize
4KB

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