nanocore | d4ee80500d9c280e85b290b467592a5910e9d4ee127cfda17ad40467b2c88942

General

Target

ace96cf7ef24eeac993b4da172a5a8f0.exe
Size

359KB
MD5

ace96cf7ef24eeac993b4da172a5a8f0
SHA1

fa89615f55a87ef1d9ee9330ec5b0c040f54e8c1
SHA256

d4ee80500d9c280e85b290b467592a5910e9d4ee127cfda17ad40467b2c88942
SHA512

e1d5279223d7e82003bad73e94b1607b043c0b987987e99dc39ab9790558c4c840cd6949a37f87134fbd13b64c4a2492fb572eebde870db709d2a77c419c7ea1

Score

10^/10

nanocore keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

drrkingsleym001.ddns.net:1665

Mutex

70bb352e-dceb-4105-9fdd-010e83e28b1b

Attributes

activate_away_mode
true
backup_connection_host
drrkingsleym001.ddns.net
backup_dns_server
8.8.4.4
buffer_size
65535
build_time
2021-07-31T04:41:53.700956836Z
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
1665
default_group
NEW LIFE
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
70bb352e-dceb-4105-9fdd-010e83e28b1b
mutex_timeout
5000
prevent_system_sleep
false
primary_connection_host
drrkingsleym001.ddns.net
primary_dns_server
8.8.8.8
request_elevation
true
restart_delay
5000
run_delay
0
run_on_startup
false
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:

RegSvcs.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\UDP Subsystem = "C:\\Program Files (x86)\\UDP Subsystem\\udpss.exe"	RegSvcs.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

ace96cf7ef24eeac993b4da172a5a8f0.exe

description pid process target process

PID 836 set thread context of 1972 836 ace96cf7ef24eeac993b4da172a5a8f0.exe RegSvcs.exe

description	pid	process	target process
PID 836 set thread context of 1972	836	ace96cf7ef24eeac993b4da172a5a8f0.exe	RegSvcs.exe

Drops file in Program Files directory 2 IoCs

Processes:

RegSvcs.exe

description	ioc	process
File created	C:\Program Files (x86)\UDP Subsystem\udpss.exe	RegSvcs.exe
File opened for modification	C:\Program Files (x86)\UDP Subsystem\udpss.exe	RegSvcs.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 3 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task
T1053

Processes:

schtasks.exeschtasks.exeschtasks.exe

pid process

1308 schtasks.exe
752 schtasks.exe
1344 schtasks.exe
Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

ace96cf7ef24eeac993b4da172a5a8f0.exeRegSvcs.exe

pid process

836 ace96cf7ef24eeac993b4da172a5a8f0.exe
836 ace96cf7ef24eeac993b4da172a5a8f0.exe
1972 RegSvcs.exe
1972 RegSvcs.exe
1972 RegSvcs.exe
1972 RegSvcs.exe
Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

RegSvcs.exe

pid process

1972 RegSvcs.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

ace96cf7ef24eeac993b4da172a5a8f0.exeRegSvcs.exe

description pid process

Token: SeDebugPrivilege 836 ace96cf7ef24eeac993b4da172a5a8f0.exe
Token: SeDebugPrivilege 1972 RegSvcs.exe

pid	process
1308	schtasks.exe
752	schtasks.exe
1344	schtasks.exe

pid	process
836	ace96cf7ef24eeac993b4da172a5a8f0.exe
836	ace96cf7ef24eeac993b4da172a5a8f0.exe
1972	RegSvcs.exe
1972	RegSvcs.exe
1972	RegSvcs.exe
1972	RegSvcs.exe

pid	process
1972	RegSvcs.exe

description	pid	process
Token: SeDebugPrivilege	836	ace96cf7ef24eeac993b4da172a5a8f0.exe
Token: SeDebugPrivilege	1972	RegSvcs.exe

Suspicious use of WriteProcessMemory 24 IoCs

Processes:

ace96cf7ef24eeac993b4da172a5a8f0.exeRegSvcs.exe

description	pid	process	target process
PID 836 wrote to memory of 1308	836	ace96cf7ef24eeac993b4da172a5a8f0.exe	schtasks.exe
PID 836 wrote to memory of 1308	836	ace96cf7ef24eeac993b4da172a5a8f0.exe	schtasks.exe
PID 836 wrote to memory of 1308	836	ace96cf7ef24eeac993b4da172a5a8f0.exe	schtasks.exe
PID 836 wrote to memory of 1308	836	ace96cf7ef24eeac993b4da172a5a8f0.exe	schtasks.exe
PID 836 wrote to memory of 1972	836	ace96cf7ef24eeac993b4da172a5a8f0.exe	RegSvcs.exe
PID 836 wrote to memory of 1972	836	ace96cf7ef24eeac993b4da172a5a8f0.exe	RegSvcs.exe
PID 836 wrote to memory of 1972	836	ace96cf7ef24eeac993b4da172a5a8f0.exe	RegSvcs.exe
PID 836 wrote to memory of 1972	836	ace96cf7ef24eeac993b4da172a5a8f0.exe	RegSvcs.exe
PID 836 wrote to memory of 1972	836	ace96cf7ef24eeac993b4da172a5a8f0.exe	RegSvcs.exe
PID 836 wrote to memory of 1972	836	ace96cf7ef24eeac993b4da172a5a8f0.exe	RegSvcs.exe
PID 836 wrote to memory of 1972	836	ace96cf7ef24eeac993b4da172a5a8f0.exe	RegSvcs.exe
PID 836 wrote to memory of 1972	836	ace96cf7ef24eeac993b4da172a5a8f0.exe	RegSvcs.exe
PID 836 wrote to memory of 1972	836	ace96cf7ef24eeac993b4da172a5a8f0.exe	RegSvcs.exe
PID 836 wrote to memory of 1972	836	ace96cf7ef24eeac993b4da172a5a8f0.exe	RegSvcs.exe
PID 836 wrote to memory of 1972	836	ace96cf7ef24eeac993b4da172a5a8f0.exe	RegSvcs.exe
PID 836 wrote to memory of 1972	836	ace96cf7ef24eeac993b4da172a5a8f0.exe	RegSvcs.exe
PID 1972 wrote to memory of 752	1972	RegSvcs.exe	schtasks.exe
PID 1972 wrote to memory of 752	1972	RegSvcs.exe	schtasks.exe
PID 1972 wrote to memory of 752	1972	RegSvcs.exe	schtasks.exe
PID 1972 wrote to memory of 752	1972	RegSvcs.exe	schtasks.exe
PID 1972 wrote to memory of 1344	1972	RegSvcs.exe	schtasks.exe
PID 1972 wrote to memory of 1344	1972	RegSvcs.exe	schtasks.exe
PID 1972 wrote to memory of 1344	1972	RegSvcs.exe	schtasks.exe
PID 1972 wrote to memory of 1344	1972	RegSvcs.exe	schtasks.exe

C:\Users\Admin\AppData\Local\Temp\ace96cf7ef24eeac993b4da172a5a8f0.exe
"C:\Users\Admin\AppData\Local\Temp\ace96cf7ef24eeac993b4da172a5a8f0.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:836

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\eWoGxZG" /XML "C:\Users\Admin\AppData\Local\Temp\tmpB9BE.tmp"
2⤵
- Creates scheduled task(s)
PID:1308

C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe
"C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe"
2⤵
- Adds Run key to start application
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1972

C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "UDP Subsystem" /xml "C:\Users\Admin\AppData\Local\Temp\tmpBDA4.tmp"
3⤵
- Creates scheduled task(s)
PID:752

C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "UDP Subsystem Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmpC2F2.tmp"
3⤵
- Creates scheduled task(s)
PID:1344

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Registry Run Keys / Startup Folder

1

T1060

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpBDA4.tmp
MD5
40b11ef601fb28f9b2e69d36857bf2ec

SHA1
b6454020ad2ceed193f4792b77001d0bd741b370

SHA256
c51e12d18cc664425f6711d8ae2507068884c7057092cfa11884100e1e9d49e1

SHA512
e3c5bcc714cbfca4b8058ddcddf231dcefa69c15881ce3f8123e59ed45cfb5da052b56e1945dcf8dc7f800d62f9a4eecb82bca69a66a1530787aeffeb15e2bd5

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpC2F2.tmp
MD5
c4aecdef99eba873119e79616df3f4b0

SHA1
b1b3af52655fb633eed909dfed05b64fbbfac37c

SHA256
24fd0d87bea36a024449a95f808aaa174e4ed9003cb8a427b67c02411b8a2e0b

SHA512
e3f44b07267fccf4f5abd4efe80f2b037ddadc4cb898bdfca9d21ac5d79fcac828950065c2060d3ce125ee971fc3096183afee5287ba9951fbbda7257d8ed8d4

Download Submit
memory/752-67-0x0000000000000000-mapping.dmp

Download
memory/836-55-0x0000000000AC0000-0x0000000000AC1000-memory.dmp

Filesize
4KB

Download
memory/836-57-0x000000007EF40000-0x000000007EF41000-memory.dmp

Filesize
4KB

Download
memory/836-56-0x0000000000AC1000-0x0000000000AC2000-memory.dmp

Filesize
4KB

Download
memory/836-54-0x0000000075821000-0x0000000075823000-memory.dmp

Filesize
8KB

Download
memory/1308-58-0x0000000000000000-mapping.dmp

Download
memory/1344-69-0x0000000000000000-mapping.dmp

Download
memory/1972-62-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1972-63-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1972-64-0x000000000041E792-mapping.dmp

Download
memory/1972-66-0x0000000000170000-0x0000000000171000-memory.dmp

Filesize
4KB

Download
memory/1972-61-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1972-60-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1972-59-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1972-71-0x0000000000171000-0x0000000000172000-memory.dmp

Filesize
4KB

Download
memory/1972-72-0x0000000000176000-0x0000000000187000-memory.dmp

Filesize
68KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads