nanocore | 316ff42588b6cf8c5a435efb67d44d08a2d860bab89612fc3e85ec6e9f4b4455

General

Target

new order.exe
Size

929KB
MD5

450aa1d2ac8e10a3b8363fe2945462bd
SHA1

173275f693a10f8919c45dfb21f8035c7bc45fb6
SHA256

316ff42588b6cf8c5a435efb67d44d08a2d860bab89612fc3e85ec6e9f4b4455
SHA512

c3f95286f4bd09c87dd41acb12c1279b0cf6a547fed73c7c073c21728503ae8fec4974bdec351b9049acbb3a42f497a9731496073a39ccc6f08234f6df20dc99
SSDEEP

24576:q/hIikSs/wzknb6gT3wvFHANcvqpbInfDcvkCqvH:q/eNhYkbQvp8cNnbcsCqvH

Score

10^/10

nanocore keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

146.70.76.43:56281

Mutex

6a8dc68c-2ae6-4a66-b5dc-80cfa679c766

Attributes

activate_away_mode
true
backup_connection_host
backup_dns_server
8.8.4.4
buffer_size
65535
build_time
2022-03-18T21:54:26.619077736Z
bypass_user_account_control
true
bypass_user_account_control_data
clear_access_control
true
clear_zone_identifier
true
connect_delay
4000
connection_port
56281
default_group
jop
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
6a8dc68c-2ae6-4a66-b5dc-80cfa679c766
mutex_timeout
5000
prevent_system_sleep
false
primary_connection_host
146.70.76.43
primary_dns_server
8.8.8.8
request_elevation
true
restart_delay
5000
run_delay
9
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

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

new order.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\Luqkasd = "\"C:\\Users\\Admin\\AppData\\Roaming\\Znxqmfqxv\\Luqkasd.exe\""	new order.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

new order.exe

description pid process target process

PID 2004 set thread context of 1640 2004 new order.exe InstallUtil.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

powershell.exeInstallUtil.exe

pid process

968 powershell.exe
1640 InstallUtil.exe
1640 InstallUtil.exe
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

powershell.exenew order.exeInstallUtil.exe

description pid process

Token: SeDebugPrivilege 968 powershell.exe
Token: SeDebugPrivilege 2004 new order.exe
Token: SeDebugPrivilege 1640 InstallUtil.exe

description	pid	process	target process
PID 2004 set thread context of 1640	2004	new order.exe	InstallUtil.exe

pid	process
968	powershell.exe
1640	InstallUtil.exe
1640	InstallUtil.exe

description	pid	process
Token: SeDebugPrivilege	968	powershell.exe
Token: SeDebugPrivilege	2004	new order.exe
Token: SeDebugPrivilege	1640	InstallUtil.exe

Suspicious use of WriteProcessMemory 16 IoCs

Processes:

new order.exe

description	pid	process	target process
PID 2004 wrote to memory of 968	2004	new order.exe	powershell.exe
PID 2004 wrote to memory of 968	2004	new order.exe	powershell.exe
PID 2004 wrote to memory of 968	2004	new order.exe	powershell.exe
PID 2004 wrote to memory of 968	2004	new order.exe	powershell.exe
PID 2004 wrote to memory of 1640	2004	new order.exe	InstallUtil.exe
PID 2004 wrote to memory of 1640	2004	new order.exe	InstallUtil.exe
PID 2004 wrote to memory of 1640	2004	new order.exe	InstallUtil.exe
PID 2004 wrote to memory of 1640	2004	new order.exe	InstallUtil.exe
PID 2004 wrote to memory of 1640	2004	new order.exe	InstallUtil.exe
PID 2004 wrote to memory of 1640	2004	new order.exe	InstallUtil.exe
PID 2004 wrote to memory of 1640	2004	new order.exe	InstallUtil.exe
PID 2004 wrote to memory of 1640	2004	new order.exe	InstallUtil.exe
PID 2004 wrote to memory of 1640	2004	new order.exe	InstallUtil.exe
PID 2004 wrote to memory of 1640	2004	new order.exe	InstallUtil.exe
PID 2004 wrote to memory of 1640	2004	new order.exe	InstallUtil.exe
PID 2004 wrote to memory of 1640	2004	new order.exe	InstallUtil.exe

C:\Users\Admin\AppData\Local\Temp\new order.exe
"C:\Users\Admin\AppData\Local\Temp\new order.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2004

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -enc UwB0AGEAcgB0AC0AUwBsAGUAZQBwACAALQBTAGUAYwBvAG4AZABzACAANgAwAA==
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:968

C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1640

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/968-58-0x0000000000000000-mapping.dmp

Download
memory/968-62-0x000000006FC60000-0x000000007020B000-memory.dmp

Filesize
5.7MB

Download
memory/968-61-0x000000006FC60000-0x000000007020B000-memory.dmp

Filesize
5.7MB

Download
memory/968-60-0x000000006FC60000-0x000000007020B000-memory.dmp

Filesize
5.7MB

Download
memory/1640-66-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/1640-68-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/1640-79-0x0000000004E05000-0x0000000004E16000-memory.dmp

Filesize
68KB

Download
memory/1640-78-0x0000000000570000-0x000000000057A000-memory.dmp

Filesize
40KB

Download
memory/1640-63-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/1640-64-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/1640-77-0x0000000000550000-0x000000000056E000-memory.dmp

Filesize
120KB

Download
memory/1640-76-0x0000000000500000-0x000000000050A000-memory.dmp

Filesize
40KB

Download
memory/1640-69-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/1640-70-0x000000000043D98E-mapping.dmp

Download
memory/1640-72-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/1640-74-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/2004-57-0x0000000004C20000-0x0000000004CB2000-memory.dmp

Filesize
584KB

Download
memory/2004-54-0x00000000000C0000-0x00000000001AC000-memory.dmp

Filesize
944KB

Download
memory/2004-55-0x0000000004870000-0x0000000004942000-memory.dmp

Filesize
840KB

Download
memory/2004-56-0x0000000075831000-0x0000000075833000-memory.dmp

Filesize
8KB

Download

Analysis

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