nanocore | d68d82b0f8ef38003737730d2cf5c03c7f1170f337b505d2e805ac88640ec8e1

Analysis

max time kernel
147s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
14-06-2024 02:44

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General

Target

SY1HWascuqe8wEN.exe
Size

361KB
MD5

a8f2d991ebabb3977ddf17fe93a5d4db
SHA1

26a48de7a0c3833f1dff6bf0098e41f450eb9df1
SHA256

2a6977944845d772cb0b7ea39725b00690d809b7d05845df349de7dc0681cff4
SHA512

0ceb4e88ab889dc95da797295927716f37a84dc741308442267f85469900cc66700a32fd882f0d7bec90303263c227b549c8fb7b50e7d4f4883e8c4c97ee7033
SSDEEP

6144:d6NZGDToBQE60VhejHs4d3QTp9TwfOqlbt1VrZyTGmJbW/rIKemao9Hj2SAF7U2l:d6NZGDToBQE60VhejMg3rfOKTXubop7Q

Score

10^/10

nanocore evasion keylogger spyware stealer trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

111.118.183.211:5678

grace147.ddns.net:5678

Mutex

ccedb01a-467a-424c-9afe-02824128a6c0

Attributes

activate_away_mode
true
backup_connection_host
grace147.ddns.net
backup_dns_server
8.8.4.4
buffer_size
65535
build_time
2020-03-15T04:25:54.002365836Z
bypass_user_account_control
true
bypass_user_account_control_data
clear_access_control
true
clear_zone_identifier
true
connect_delay
4000
connection_port
5678
default_group
INVOICE
enable_debug_mode
true
gc_threshold
1.048576e+07
keep_alive_timeout
30000
keyboard_logging
false
lan_timeout
2500
max_packet_size
1.048576e+07
mutex
ccedb01a-467a-424c-9afe-02824128a6c0
mutex_timeout
5000
prevent_system_sleep
true
primary_connection_host
111.118.183.211
primary_dns_server
8.8.8.8
request_elevation
true
restart_delay
5000
run_delay
0
run_on_startup
true
set_critical_process
true
timeout_interval
5000
use_custom_dns_server
false
version
1.2.2.0
wan_timeout
8000

Signatures

NanoCore
NanoCore is a remote access tool (RAT) with a variety of capabilities.
keylogger trojan stealer spyware nanocore
Checks whether UAC is enabled 1 TTPs 1 IoCs
evasion trojan

System Information Discovery
T1082

Processes:

SY1HWascuqe8wEN.exe

description ioc process

Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA SY1HWascuqe8wEN.exe
Suspicious use of SetThreadContext 1 IoCs

Processes:

SY1HWascuqe8wEN.exe

description pid process target process

PID 4252 set thread context of 4880 4252 SY1HWascuqe8wEN.exe SY1HWascuqe8wEN.exe
Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

SY1HWascuqe8wEN.exe

pid process

4880 SY1HWascuqe8wEN.exe
4880 SY1HWascuqe8wEN.exe
4880 SY1HWascuqe8wEN.exe
Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

SY1HWascuqe8wEN.exe

pid process

4880 SY1HWascuqe8wEN.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

SY1HWascuqe8wEN.exe

description pid process

Token: SeDebugPrivilege 4880 SY1HWascuqe8wEN.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	SY1HWascuqe8wEN.exe

description	pid	process	target process
PID 4252 set thread context of 4880	4252	SY1HWascuqe8wEN.exe	SY1HWascuqe8wEN.exe

pid	process
4880	SY1HWascuqe8wEN.exe
4880	SY1HWascuqe8wEN.exe
4880	SY1HWascuqe8wEN.exe

pid	process
4880	SY1HWascuqe8wEN.exe

description	pid	process
Token: SeDebugPrivilege	4880	SY1HWascuqe8wEN.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

SY1HWascuqe8wEN.exe

description	pid	process	target process
PID 4252 wrote to memory of 4880	4252	SY1HWascuqe8wEN.exe	SY1HWascuqe8wEN.exe
PID 4252 wrote to memory of 4880	4252	SY1HWascuqe8wEN.exe	SY1HWascuqe8wEN.exe
PID 4252 wrote to memory of 4880	4252	SY1HWascuqe8wEN.exe	SY1HWascuqe8wEN.exe
PID 4252 wrote to memory of 4880	4252	SY1HWascuqe8wEN.exe	SY1HWascuqe8wEN.exe
PID 4252 wrote to memory of 4880	4252	SY1HWascuqe8wEN.exe	SY1HWascuqe8wEN.exe
PID 4252 wrote to memory of 4880	4252	SY1HWascuqe8wEN.exe	SY1HWascuqe8wEN.exe
PID 4252 wrote to memory of 4880	4252	SY1HWascuqe8wEN.exe	SY1HWascuqe8wEN.exe
PID 4252 wrote to memory of 4880	4252	SY1HWascuqe8wEN.exe	SY1HWascuqe8wEN.exe

C:\Users\Admin\AppData\Local\Temp\SY1HWascuqe8wEN.exe
"C:\Users\Admin\AppData\Local\Temp\SY1HWascuqe8wEN.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4252

C:\Users\Admin\AppData\Local\Temp\SY1HWascuqe8wEN.exe
"{path}"
2⤵
- Checks whether UAC is enabled
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
PID:4880

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v2.0_32\UsageLogs\SY1HWascuqe8wEN.exe.log
Filesize
496B

MD5
cb76b18ebed3a9f05a14aed43d35fba6

SHA1
836a4b4e351846fca08b84149cb734cb59b8c0d6

SHA256
8d0edecf54cbbdf7981c8e41a3ed8621503188a87415f9af0fb8d890b138c349

SHA512
7631141e4a6dda29452ada666326837372cd3d045f773006f63d9eff15d9432ed00029d9108a72c1a3b858377600a2aab2c9ec03764285c8801b6019babcf21c

Download Submit
memory/4252-0-0x0000000074A62000-0x0000000074A63000-memory.dmp

Filesize
4KB

Download
memory/4252-1-0x0000000074A60000-0x0000000075011000-memory.dmp

Filesize
5.7MB

Download
memory/4252-2-0x0000000074A60000-0x0000000075011000-memory.dmp

Filesize
5.7MB

Download
memory/4252-3-0x0000000074A60000-0x0000000075011000-memory.dmp

Filesize
5.7MB

Download
memory/4252-8-0x0000000074A60000-0x0000000075011000-memory.dmp

Filesize
5.7MB

Download
memory/4880-7-0x0000000074A60000-0x0000000075011000-memory.dmp

Filesize
5.7MB

Download
memory/4880-9-0x0000000074A60000-0x0000000075011000-memory.dmp

Filesize
5.7MB

Download
memory/4880-4-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/4880-11-0x0000000074A60000-0x0000000075011000-memory.dmp

Filesize
5.7MB

Download
memory/4880-12-0x0000000074A60000-0x0000000075011000-memory.dmp

Filesize
5.7MB

Download
memory/4880-13-0x0000000074A60000-0x0000000075011000-memory.dmp

Filesize
5.7MB

Download
memory/4880-14-0x0000000074A60000-0x0000000075011000-memory.dmp

Filesize
5.7MB

Download