nanocore | 44eae16cf38376d158b41110880be13da97dc492ccec500d8931104d85fd907c

General

Target

ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe
Size

945KB
MD5

a1f6c95a377a8c4c194a018614a6b463
SHA1

cd8ce511a2ac57aec39892c0b27832a18e77fc39
SHA256

ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c
SHA512

fb93341612485022964338a421fbf6a77876d1efc492307e18a4fa28354643f8675cf685847ee8ffc9315232449f1c6b8aab674bb2beb0dc5e14ca6e020510a5
SSDEEP

12288:gI0MYBl4BwkivLUyyqexCwG879IO0MgsaQ/nsy9LHr24HwmU3V50:50MYfMweyTivP7yO7aQ/nsWRQJV5

Score

10^/10

nanocore execution keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

december2nd.ddns.net:65024

december2n.duckdns.org:65024

Mutex

2c009a56-c28c-48f4-8875-acf9e1222e9f

Attributes

activate_away_mode
false
backup_connection_host
december2n.duckdns.org
backup_dns_server
buffer_size
65535
build_time
2024-02-17T09:12:36.211032636Z
bypass_user_account_control
false
bypass_user_account_control_data
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
clear_access_control
false
clear_zone_identifier
false
connect_delay
4000
connection_port
65024
default_group
NO GREE
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
2c009a56-c28c-48f4-8875-acf9e1222e9f
mutex_timeout
5000
prevent_system_sleep
false
primary_connection_host
december2nd.ddns.net
primary_dns_server
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
Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
execution

PowerShell
T1059.001

Processes:

powershell.exepowershell.exe

pid process

2400 powershell.exe
2776 powershell.exe

pid	process
2400	powershell.exe
2776	powershell.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

RegSvcs.exe

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

Suspicious use of SetThreadContext 1 IoCs

Processes:

ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe

description	pid	process	target process
PID 1728 set thread context of 2444	1728	ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe	RegSvcs.exe

Drops file in Program Files directory 2 IoCs

Processes:

RegSvcs.exe

description	ioc	process
File created	C:\Program Files (x86)\DDP Subsystem\ddpss.exe	RegSvcs.exe
File opened for modification	C:\Program Files (x86)\DDP Subsystem\ddpss.exe	RegSvcs.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

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/Job
T1053

Processes:

schtasks.exeschtasks.exeschtasks.exe

pid process

2768 schtasks.exe
2648 schtasks.exe
2860 schtasks.exe

pid	process
2768	schtasks.exe
2648	schtasks.exe
2860	schtasks.exe

Suspicious behavior: EnumeratesProcesses 12 IoCs

Processes:

ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exepowershell.exepowershell.exeRegSvcs.exe

pid	process
1728	ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe
1728	ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe
1728	ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe
1728	ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe
1728	ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe
1728	ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe
1728	ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe
2400	powershell.exe
2776	powershell.exe
2444	RegSvcs.exe
2444	RegSvcs.exe
2444	RegSvcs.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

RegSvcs.exe

pid process

2444 RegSvcs.exe

pid	process
2444	RegSvcs.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes:

ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exepowershell.exepowershell.exeRegSvcs.exe

description	pid	process
Token: SeDebugPrivilege	1728	ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe
Token: SeDebugPrivilege	2400	powershell.exe
Token: SeDebugPrivilege	2776	powershell.exe
Token: SeDebugPrivilege	2444	RegSvcs.exe

Suspicious use of WriteProcessMemory 32 IoCs

Processes:

ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exeRegSvcs.exe

description	pid	process	target process
PID 1728 wrote to memory of 2776	1728	ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe	powershell.exe
PID 1728 wrote to memory of 2776	1728	ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe	powershell.exe
PID 1728 wrote to memory of 2776	1728	ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe	powershell.exe
PID 1728 wrote to memory of 2776	1728	ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe	powershell.exe
PID 1728 wrote to memory of 2400	1728	ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe	powershell.exe
PID 1728 wrote to memory of 2400	1728	ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe	powershell.exe
PID 1728 wrote to memory of 2400	1728	ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe	powershell.exe
PID 1728 wrote to memory of 2400	1728	ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe	powershell.exe
PID 1728 wrote to memory of 2768	1728	ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe	schtasks.exe
PID 1728 wrote to memory of 2768	1728	ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe	schtasks.exe
PID 1728 wrote to memory of 2768	1728	ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe	schtasks.exe
PID 1728 wrote to memory of 2768	1728	ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe	schtasks.exe
PID 1728 wrote to memory of 2444	1728	ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe	RegSvcs.exe
PID 1728 wrote to memory of 2444	1728	ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe	RegSvcs.exe
PID 1728 wrote to memory of 2444	1728	ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe	RegSvcs.exe
PID 1728 wrote to memory of 2444	1728	ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe	RegSvcs.exe
PID 1728 wrote to memory of 2444	1728	ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe	RegSvcs.exe
PID 1728 wrote to memory of 2444	1728	ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe	RegSvcs.exe
PID 1728 wrote to memory of 2444	1728	ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe	RegSvcs.exe
PID 1728 wrote to memory of 2444	1728	ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe	RegSvcs.exe
PID 1728 wrote to memory of 2444	1728	ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe	RegSvcs.exe
PID 1728 wrote to memory of 2444	1728	ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe	RegSvcs.exe
PID 1728 wrote to memory of 2444	1728	ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe	RegSvcs.exe
PID 1728 wrote to memory of 2444	1728	ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe	RegSvcs.exe
PID 2444 wrote to memory of 2648	2444	RegSvcs.exe	schtasks.exe
PID 2444 wrote to memory of 2648	2444	RegSvcs.exe	schtasks.exe
PID 2444 wrote to memory of 2648	2444	RegSvcs.exe	schtasks.exe
PID 2444 wrote to memory of 2648	2444	RegSvcs.exe	schtasks.exe
PID 2444 wrote to memory of 2860	2444	RegSvcs.exe	schtasks.exe
PID 2444 wrote to memory of 2860	2444	RegSvcs.exe	schtasks.exe
PID 2444 wrote to memory of 2860	2444	RegSvcs.exe	schtasks.exe
PID 2444 wrote to memory of 2860	2444	RegSvcs.exe	schtasks.exe

C:\Users\Admin\AppData\Local\Temp\ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe
"C:\Users\Admin\AppData\Local\Temp\ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1728

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe"
2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2776

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\fupTmRCVq.exe"
2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2400

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\fupTmRCVq" /XML "C:\Users\Admin\AppData\Local\Temp\tmp5F6E.tmp"
2⤵
- Creates scheduled task(s)
PID:2768

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\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:2444

C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "DDP Subsystem" /xml "C:\Users\Admin\AppData\Local\Temp\tmp6190.tmp"
3⤵
- Creates scheduled task(s)
PID:2648

C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "DDP Subsystem Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmp61FF.tmp"
3⤵
- Creates scheduled task(s)
PID:2860

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

Scheduled Task/Job

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

Scheduled Task/Job

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

Scheduled Task/Job

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp5F6E.tmp

Filesize
1KB

MD5
4e72793a8838fcfff8053f7462411945

SHA1
2d13b860980e328a12a8397d7896f1c6e9ecbfa4

SHA256
a07a4e04aea7e5643380977ae00dbef0e14ce2447a672fae53b89c74efb6dc90

SHA512
2075334cada2199a2a1716c200474174056a700dbba673adbe7df5224e3c0b8e6a133b450b87f0a3d7f31337901a4676c422127abafb3f364a68c41c08b1dd73

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp6190.tmp

Filesize
1KB

MD5
8cad1b41587ced0f1e74396794f31d58

SHA1
11054bf74fcf5e8e412768035e4dae43aa7b710f

SHA256
3086d914f6b23268f8a12cb1a05516cd5465c2577e1d1e449f1b45c8e5e8f83c

SHA512
99c2ef89029de51a866df932841684b7fc912df21e10e2dd0d09e400203bbdc6cba6319a31780b7bf8b286d2cea8ea3fc7d084348bf2f002ab4f5a34218ccbef

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp61FF.tmp

Filesize
1KB

MD5
8e2d5fba24ae8a54087d8e6cadc188c1

SHA1
548555025543b4773b8f36301f5fa5003e1c85dc

SHA256
f8a3739cca23897792b42a11a21adcce745201fa19f8d84ec66a6e0c5e519759

SHA512
9246583d7b08152cd73dc40254013e1ae4b8c93603dbb1f4e6b82624e14b134c59de6c8039b588f14075602768a388121e985f886322ae5fb9ec2eee94d4ea3d

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\W69YR69J28F3E5AOBHVF.temp

Filesize
7KB

MD5
32c2c188bbe0365854d8108eab8ab5bb

SHA1
7072e8c8af89d68ed32cbfd1c9f67a0d8f3e3fba

SHA256
4c4e340481e8d5fca582e42a1ac79385fea27abe64a8d3925a7a587ac7e053ab

SHA512
a9c1b6bcdbfd2ccdc38999021525df41b5b334337cb48fa8953582f6a47a932c3be8ef80ab9ee7e25757ed72d6e10b310b886d5ee11bf05b3ce5fbba024bcf65

Download Submit
memory/1728-6-0x0000000005480000-0x00000000054FC000-memory.dmp

Filesize
496KB

Download
memory/1728-31-0x0000000074830000-0x0000000074F1E000-memory.dmp

Filesize
6.9MB

Download
memory/1728-0-0x000000007483E000-0x000000007483F000-memory.dmp

Filesize
4KB

Download
memory/1728-4-0x0000000000940000-0x0000000000950000-memory.dmp

Filesize
64KB

Download
memory/1728-3-0x0000000000630000-0x000000000064E000-memory.dmp

Filesize
120KB

Download
memory/1728-5-0x0000000000950000-0x0000000000966000-memory.dmp

Filesize
88KB

Download
memory/1728-1-0x0000000000CB0000-0x0000000000DA2000-memory.dmp

Filesize
968KB

Download
memory/1728-2-0x0000000074830000-0x0000000074F1E000-memory.dmp

Filesize
6.9MB

Download
memory/2444-21-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/2444-29-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/2444-25-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/2444-28-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/2444-19-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/2444-30-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/2444-27-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2444-23-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/2444-39-0x00000000004A0000-0x00000000004AA000-memory.dmp

Filesize
40KB

Download
memory/2444-40-0x00000000006A0000-0x00000000006AC000-memory.dmp

Filesize
48KB

Download
memory/2444-41-0x00000000006B0000-0x00000000006CE000-memory.dmp

Filesize
120KB

Download
memory/2444-42-0x0000000000710000-0x000000000071A000-memory.dmp

Filesize
40KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads