nanocore | 9b144809ef27214ff63ef708350546d6aa01929f4bb8cfb12f3efc462b0b0cd1

Analysis

max time kernel
74s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
03-09-2022 20:39

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General

Target

tmp.exe
Size

202KB
MD5

f47f4f40886f05a734e2d6e584d6ab10
SHA1

b2f9e9feeb10c857094003049e32b0aeb2e0ef9d
SHA256

9b144809ef27214ff63ef708350546d6aa01929f4bb8cfb12f3efc462b0b0cd1
SHA512

26f073459367829272ab0356475b9191b5e247c3ad66cf5c52465389eca662823c830717341fabfce8f199f6d0185c5e7118e0597b7b01f4057dfe520ac9e7df
SSDEEP

3072:QzEqV6B1jHa6dtJ10jgvzcgi+oG/j9iaMP2s/HIWb6d6+Il1c3rxbivlpfL:QLV6Bta6dtJmakIM5TXT6rxmv

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\DHCP Subsystem = "C:\\Program Files (x86)\\DHCP Subsystem\\dhcpss.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)\DHCP Subsystem\dhcpss.exe	tmp.exe
File opened for modification	C:\Program Files (x86)\DHCP Subsystem\dhcpss.exe	tmp.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

tmp.exe

pid process

1772 tmp.exe
1772 tmp.exe
1772 tmp.exe
1772 tmp.exe
1772 tmp.exe
1772 tmp.exe
Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

tmp.exe

pid process

1772 tmp.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

tmp.exe

description pid process

Token: SeDebugPrivilege 1772 tmp.exe

pid	process
1772	tmp.exe
1772	tmp.exe
1772	tmp.exe
1772	tmp.exe
1772	tmp.exe
1772	tmp.exe

pid	process
1772	tmp.exe

description	pid	process
Token: SeDebugPrivilege	1772	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:1772

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/1772-132-0x0000000074CB0000-0x0000000075261000-memory.dmp

Filesize
5.7MB

Download
memory/1772-133-0x0000000074CB0000-0x0000000075261000-memory.dmp

Filesize
5.7MB

Download