nanocore | 7e7550af6931e5e5ccb8dab52ea5976762c5fe1aae8b91dd6db6a122654c83ae

General

Target

RegistryKeyPermissionCh.exe
Size

728KB
MD5

f9a9d6614542c8e1ed8eff17f9bfd527
SHA1

5b6c2304de9daf1ff1a5dfc4b3bcb69a3e07e348
SHA256

7e7550af6931e5e5ccb8dab52ea5976762c5fe1aae8b91dd6db6a122654c83ae
SHA512

cb33c069b288b67f6bac6dd54f4f34dc0e70bdd6cac615d65885afec9033800cef80cbd704f44059599f8e2f8ad0599ee1eb38e14d910e780fd16a257ab7f9b6

Score

10^/10

nanocore evasion keylogger spyware stealer suricata trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

config.linkpc.net:3425

Mutex

e5ec3588-c148-476e-a8f8-2e9038dcba4d

Attributes

activate_away_mode
true
backup_connection_host
backup_dns_server
buffer_size
65535
build_time
2022-04-01T12:01:12.053123736Z
bypass_user_account_control
false
bypass_user_account_control_data
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
clear_access_control
true
clear_zone_identifier
false
connect_delay
4000
connection_port
3425
default_group
Default
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
e5ec3588-c148-476e-a8f8-2e9038dcba4d
mutex_timeout
5000
prevent_system_sleep
false
primary_connection_host
config.linkpc.net
primary_dns_server
config.linkpc.net
request_elevation
true
restart_delay
5000
run_delay
15
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
suricata: ET MALWARE Possible NanoCore C2 60B
suricata: ET MALWARE Possible NanoCore C2 60B
suricata

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

RegistryKeyPermissionCh.exe

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

Suspicious use of SetThreadContext 1 IoCs

Processes:

RegistryKeyPermissionCh.exe

description pid process target process

PID 1720 set thread context of 1868 1720 RegistryKeyPermissionCh.exe RegistryKeyPermissionCh.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task
T1053

Processes:

schtasks.exeschtasks.exe

pid process

1236 schtasks.exe
340 schtasks.exe

description	pid	process	target process
PID 1720 set thread context of 1868	1720	RegistryKeyPermissionCh.exe	RegistryKeyPermissionCh.exe

pid	process
1236	schtasks.exe
340	schtasks.exe

Suspicious behavior: EnumeratesProcesses 7 IoCs

Processes:

RegistryKeyPermissionCh.exepowershell.exeRegistryKeyPermissionCh.exe

pid	process
1720	RegistryKeyPermissionCh.exe
1720	RegistryKeyPermissionCh.exe
632	powershell.exe
1868	RegistryKeyPermissionCh.exe
1868	RegistryKeyPermissionCh.exe
1868	RegistryKeyPermissionCh.exe
1868	RegistryKeyPermissionCh.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

RegistryKeyPermissionCh.exe

pid process

1868 RegistryKeyPermissionCh.exe

pid	process
1868	RegistryKeyPermissionCh.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

RegistryKeyPermissionCh.exepowershell.exeRegistryKeyPermissionCh.exe

description	pid	process
Token: SeDebugPrivilege	1720	RegistryKeyPermissionCh.exe
Token: SeDebugPrivilege	632	powershell.exe
Token: SeDebugPrivilege	1868	RegistryKeyPermissionCh.exe

Suspicious use of WriteProcessMemory 21 IoCs

Processes:

RegistryKeyPermissionCh.exeRegistryKeyPermissionCh.exe

description	pid	process	target process
PID 1720 wrote to memory of 632	1720	RegistryKeyPermissionCh.exe	powershell.exe
PID 1720 wrote to memory of 632	1720	RegistryKeyPermissionCh.exe	powershell.exe
PID 1720 wrote to memory of 632	1720	RegistryKeyPermissionCh.exe	powershell.exe
PID 1720 wrote to memory of 632	1720	RegistryKeyPermissionCh.exe	powershell.exe
PID 1720 wrote to memory of 1236	1720	RegistryKeyPermissionCh.exe	schtasks.exe
PID 1720 wrote to memory of 1236	1720	RegistryKeyPermissionCh.exe	schtasks.exe
PID 1720 wrote to memory of 1236	1720	RegistryKeyPermissionCh.exe	schtasks.exe
PID 1720 wrote to memory of 1236	1720	RegistryKeyPermissionCh.exe	schtasks.exe
PID 1720 wrote to memory of 1868	1720	RegistryKeyPermissionCh.exe	RegistryKeyPermissionCh.exe
PID 1720 wrote to memory of 1868	1720	RegistryKeyPermissionCh.exe	RegistryKeyPermissionCh.exe
PID 1720 wrote to memory of 1868	1720	RegistryKeyPermissionCh.exe	RegistryKeyPermissionCh.exe
PID 1720 wrote to memory of 1868	1720	RegistryKeyPermissionCh.exe	RegistryKeyPermissionCh.exe
PID 1720 wrote to memory of 1868	1720	RegistryKeyPermissionCh.exe	RegistryKeyPermissionCh.exe
PID 1720 wrote to memory of 1868	1720	RegistryKeyPermissionCh.exe	RegistryKeyPermissionCh.exe
PID 1720 wrote to memory of 1868	1720	RegistryKeyPermissionCh.exe	RegistryKeyPermissionCh.exe
PID 1720 wrote to memory of 1868	1720	RegistryKeyPermissionCh.exe	RegistryKeyPermissionCh.exe
PID 1720 wrote to memory of 1868	1720	RegistryKeyPermissionCh.exe	RegistryKeyPermissionCh.exe
PID 1868 wrote to memory of 340	1868	RegistryKeyPermissionCh.exe	schtasks.exe
PID 1868 wrote to memory of 340	1868	RegistryKeyPermissionCh.exe	schtasks.exe
PID 1868 wrote to memory of 340	1868	RegistryKeyPermissionCh.exe	schtasks.exe
PID 1868 wrote to memory of 340	1868	RegistryKeyPermissionCh.exe	schtasks.exe

C:\Users\Admin\AppData\Local\Temp\RegistryKeyPermissionCh.exe
"C:\Users\Admin\AppData\Local\Temp\RegistryKeyPermissionCh.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1720

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\ZCzaLnETi.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:632

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\ZCzaLnETi" /XML "C:\Users\Admin\AppData\Local\Temp\tmpDA2A.tmp"
2⤵
- Creates scheduled task(s)
PID:1236

C:\Users\Admin\AppData\Local\Temp\RegistryKeyPermissionCh.exe
"C:\Users\Admin\AppData\Local\Temp\RegistryKeyPermissionCh.exe"
2⤵
- Checks whether UAC is enabled
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1868

C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "ARP Service" /xml "C:\Users\Admin\AppData\Local\Temp\tmpE310.tmp"
3⤵
- Creates scheduled task(s)
PID:340

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Credential Access

Discovery

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpDA2A.tmp
Filesize
1KB

MD5
386df85a3513d362d30c966d428db5bf

SHA1
629e572aea41e95eee6180bc3f3dc79422bfd6c5

SHA256
f6379b7945ef1a0b90183f28b83fc7288c187adaef3ad46d0cab89bbc3a2d18a

SHA512
ad1e3b756946be9131f741effb0eb8e4c0dd3243e89e89388fd5ce35b51f874b17b3b32f98bafe0649fb685c467219b8f5cecc0589dcb67d3383d468401cb6ac

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpE310.tmp
Filesize
1KB

MD5
de4f52bed4e8636f355b853a9dde1daf

SHA1
f4bdae7d8f03697f482f5080478d6b9c954155fb

SHA256
65e60082077485521e14361b66be04a3b5b00c4a0acf833f391dbc6a013c57c3

SHA512
68d75f24832280100b4dfa323895cc37a9dc982298a2dc9fae681e84830147d7020eb813ecc4f0c03f60c1ebb1c15a232f8076454864019575e1eb2ff067fde0

Download Submit
memory/340-79-0x0000000000000000-mapping.dmp

Download
memory/632-84-0x000000006E220000-0x000000006E7CB000-memory.dmp

Filesize
5.7MB

Download
memory/632-78-0x000000006E220000-0x000000006E7CB000-memory.dmp

Filesize
5.7MB

Download
memory/632-60-0x0000000000000000-mapping.dmp

Download
memory/1236-61-0x0000000000000000-mapping.dmp

Download
memory/1720-64-0x0000000005EC0000-0x0000000005EFA000-memory.dmp

Filesize
232KB

Download
memory/1720-58-0x0000000000790000-0x000000000079E000-memory.dmp

Filesize
56KB

Download
memory/1720-54-0x00000000002E0000-0x000000000039C000-memory.dmp

Filesize
752KB

Download
memory/1720-55-0x0000000075711000-0x0000000075713000-memory.dmp

Filesize
8KB

Download
memory/1720-59-0x0000000005E40000-0x0000000005EBE000-memory.dmp

Filesize
504KB

Download
memory/1720-56-0x0000000004980000-0x0000000004A0C000-memory.dmp

Filesize
560KB

Download
memory/1720-57-0x00000000003A0000-0x00000000003C0000-memory.dmp

Filesize
128KB

Download
memory/1868-82-0x0000000001E90000-0x0000000001EAE000-memory.dmp

Filesize
120KB

Download
memory/1868-85-0x0000000001F00000-0x0000000001F12000-memory.dmp

Filesize
72KB

Download
memory/1868-74-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1868-76-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1868-71-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1868-69-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1868-68-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1868-81-0x0000000000620000-0x000000000062A000-memory.dmp

Filesize
40KB

Download
memory/1868-66-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1868-83-0x0000000000630000-0x000000000063A000-memory.dmp

Filesize
40KB

Download
memory/1868-65-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1868-72-0x000000000041E792-mapping.dmp

Download
memory/1868-86-0x0000000001F10000-0x0000000001F2A000-memory.dmp

Filesize
104KB

Download
memory/1868-87-0x0000000001F80000-0x0000000001F8E000-memory.dmp

Filesize
56KB

Download
memory/1868-88-0x0000000002160000-0x0000000002172000-memory.dmp

Filesize
72KB

Download
memory/1868-89-0x0000000002170000-0x000000000217C000-memory.dmp

Filesize
48KB

Download
memory/1868-90-0x0000000002180000-0x000000000218E000-memory.dmp

Filesize
56KB

Download
memory/1868-91-0x00000000021A0000-0x00000000021B4000-memory.dmp

Filesize
80KB

Download
memory/1868-92-0x00000000042F0000-0x0000000004300000-memory.dmp

Filesize
64KB

Download
memory/1868-93-0x0000000004B50000-0x0000000004B64000-memory.dmp

Filesize
80KB

Download
memory/1868-94-0x0000000004B60000-0x0000000004B6E000-memory.dmp

Filesize
56KB

Download
memory/1868-95-0x0000000004B80000-0x0000000004BAE000-memory.dmp

Filesize
184KB

Download
memory/1868-96-0x0000000004BF0000-0x0000000004C04000-memory.dmp

Filesize
80KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads