nanocore | d61167446e12fb5de321ac0764610aa4e11ae7b675b76c9439b843c2d5490b58

Analysis

max time kernel
140s
max time network
146s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
17-09-2022 14:09

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General

Target

tmp.exe
Size

202KB
MD5

c80a78a2b6038514ce527c5661caf4c4
SHA1

b7947f223e328031aa67df40551bbabb1a0b0cc6
SHA256

d61167446e12fb5de321ac0764610aa4e11ae7b675b76c9439b843c2d5490b58
SHA512

f86ffb13ee74f933efe3683cc2e6cfd95f2e4a17979b3e4a75b166e2404ceb93ceaa5babc96b18d601ee10a23d8044dba1871cfc484c4665fe36011561c08e88
SSDEEP

6144:QLV6Bta6dtJmakIM5c4w9QT09e8iCp1Tz5kld:QLV6BtpmkRIIc8iCp1P5kld

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:

tmp.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\NTFS Monitor = "C:\\Program Files (x86)\\NTFS Monitor\\ntfsmon.exe"	tmp.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs
evasion trojan

System Information Discovery
T1082

Processes:

tmp.exe

description ioc process

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

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

Drops file in Program Files directory 2 IoCs

Processes:

tmp.exe

description	ioc	process
File created	C:\Program Files (x86)\NTFS Monitor\ntfsmon.exe	tmp.exe
File opened for modification	C:\Program Files (x86)\NTFS Monitor\ntfsmon.exe	tmp.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

tmp.exe

pid process

240 tmp.exe
240 tmp.exe
Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

tmp.exe

pid process

240 tmp.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

tmp.exe

description pid process

Token: SeDebugPrivilege 240 tmp.exe

pid	process
240	tmp.exe
240	tmp.exe

pid	process
240	tmp.exe

description	pid	process
Token: SeDebugPrivilege	240	tmp.exe

C:\Users\Admin\AppData\Local\Temp\tmp.exe
"C:\Users\Admin\AppData\Local\Temp\tmp.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:240

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/240-54-0x0000000075DA1000-0x0000000075DA3000-memory.dmp

Filesize
8KB

Download
memory/240-55-0x0000000074290000-0x000000007483B000-memory.dmp

Filesize
5.7MB

Download
memory/240-56-0x0000000074290000-0x000000007483B000-memory.dmp

Filesize
5.7MB

Download