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

2536 powershell.exe
2512 powershell.exe

pid	process
2536	powershell.exe
2512	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 Service = "C:\\Program Files (x86)\\DDP Service\\ddpsv.exe"	RegSvcs.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe

description	pid	process	target process
PID 2876 set thread context of 772	2876	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 Service\ddpsv.exe	RegSvcs.exe
File opened for modification	C:\Program Files (x86)\DDP Service\ddpsv.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

2428 schtasks.exe
1552 schtasks.exe
2680 schtasks.exe

pid	process
2428	schtasks.exe
1552	schtasks.exe
2680	schtasks.exe

Suspicious behavior: EnumeratesProcesses 12 IoCs

Processes:

ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exepowershell.exepowershell.exeRegSvcs.exe

pid	process
2876	ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe
2876	ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe
2876	ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe
2876	ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe
2876	ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe
2876	ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe
2876	ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe
2512	powershell.exe
2536	powershell.exe
772	RegSvcs.exe
772	RegSvcs.exe
772	RegSvcs.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

RegSvcs.exe

pid process

772 RegSvcs.exe

pid	process
772	RegSvcs.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes:

ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exepowershell.exepowershell.exeRegSvcs.exe

description	pid	process
Token: SeDebugPrivilege	2876	ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe
Token: SeDebugPrivilege	2536	powershell.exe
Token: SeDebugPrivilege	2512	powershell.exe
Token: SeDebugPrivilege	772	RegSvcs.exe

Suspicious use of WriteProcessMemory 32 IoCs

Processes:

ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exeRegSvcs.exe

description	pid	process	target process
PID 2876 wrote to memory of 2536	2876	ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe	powershell.exe
PID 2876 wrote to memory of 2536	2876	ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe	powershell.exe
PID 2876 wrote to memory of 2536	2876	ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe	powershell.exe
PID 2876 wrote to memory of 2536	2876	ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe	powershell.exe
PID 2876 wrote to memory of 2512	2876	ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe	powershell.exe
PID 2876 wrote to memory of 2512	2876	ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe	powershell.exe
PID 2876 wrote to memory of 2512	2876	ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe	powershell.exe
PID 2876 wrote to memory of 2512	2876	ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe	powershell.exe
PID 2876 wrote to memory of 2428	2876	ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe	schtasks.exe
PID 2876 wrote to memory of 2428	2876	ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe	schtasks.exe
PID 2876 wrote to memory of 2428	2876	ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe	schtasks.exe
PID 2876 wrote to memory of 2428	2876	ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe	schtasks.exe
PID 2876 wrote to memory of 772	2876	ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe	RegSvcs.exe
PID 2876 wrote to memory of 772	2876	ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe	RegSvcs.exe
PID 2876 wrote to memory of 772	2876	ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe	RegSvcs.exe
PID 2876 wrote to memory of 772	2876	ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe	RegSvcs.exe
PID 2876 wrote to memory of 772	2876	ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe	RegSvcs.exe
PID 2876 wrote to memory of 772	2876	ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe	RegSvcs.exe
PID 2876 wrote to memory of 772	2876	ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe	RegSvcs.exe
PID 2876 wrote to memory of 772	2876	ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe	RegSvcs.exe
PID 2876 wrote to memory of 772	2876	ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe	RegSvcs.exe
PID 2876 wrote to memory of 772	2876	ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe	RegSvcs.exe
PID 2876 wrote to memory of 772	2876	ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe	RegSvcs.exe
PID 2876 wrote to memory of 772	2876	ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe	RegSvcs.exe
PID 772 wrote to memory of 1552	772	RegSvcs.exe	schtasks.exe
PID 772 wrote to memory of 1552	772	RegSvcs.exe	schtasks.exe
PID 772 wrote to memory of 1552	772	RegSvcs.exe	schtasks.exe
PID 772 wrote to memory of 1552	772	RegSvcs.exe	schtasks.exe
PID 772 wrote to memory of 2680	772	RegSvcs.exe	schtasks.exe
PID 772 wrote to memory of 2680	772	RegSvcs.exe	schtasks.exe
PID 772 wrote to memory of 2680	772	RegSvcs.exe	schtasks.exe
PID 772 wrote to memory of 2680	772	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:2876

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:2536

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:2512

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\fupTmRCVq" /XML "C:\Users\Admin\AppData\Local\Temp\tmpF096.tmp"
2⤵
- Creates scheduled task(s)
PID:2428

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:772

C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "DDP Service" /xml "C:\Users\Admin\AppData\Local\Temp\tmpF4BB.tmp"
3⤵
- Creates scheduled task(s)
PID:1552

C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "DDP Service Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmpF5D5.tmp"
3⤵
- Creates scheduled task(s)
PID:2680

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\tmpF096.tmp

Filesize
1KB

MD5
0ea57fac1e498dc52d4f7de9746e640c

SHA1
56c3f317642663b7b95e79390c4d0ba983d1198b

SHA256
7bd39ca5926b8596affff53c3665792a6000af71aa959a15d0700d0c7bc6c36b

SHA512
754f1352576f3a1e779871cf632a2d8251dfa75e838fc189b2ea27f69140bb013a690edba67509fbce60459be90da7296456e2e0a8240652f6786eadc5a4e249

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpF4BB.tmp

Filesize
1KB

MD5
8cad1b41587ced0f1e74396794f31d58

SHA1
11054bf74fcf5e8e412768035e4dae43aa7b710f

SHA256
3086d914f6b23268f8a12cb1a05516cd5465c2577e1d1e449f1b45c8e5e8f83c

SHA512
99c2ef89029de51a866df932841684b7fc912df21e10e2dd0d09e400203bbdc6cba6319a31780b7bf8b286d2cea8ea3fc7d084348bf2f002ab4f5a34218ccbef

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpF5D5.tmp

Filesize
1KB

MD5
93d357e6194c8eb8d0616a9f592cc4bf

SHA1
5cc3a3d95d82cb88f65cb6dc6c188595fa272808

SHA256
a18de0ef2102d2546c7afd07ad1d7a071a0e59aff0868cf3937a145f24feb713

SHA512
4df079387f6a76e0deb96ab4c11f6cffa62a8b42dc4970e885dab10351fade2d9e933663c141b76409657f85f1bf9dbb533d92dce52dc62598aafc4793743f7f

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\2PIDKK0PEHJJU53IM4OY.temp

Filesize
7KB

MD5
9cc3fa86b47b0b1667c9a2ea06aed23b

SHA1
61ce0a244b1a234fad831ab9f9406047e3e810d5

SHA256
66e5eafb66290dcdd12443e41579e10f3e876ab1b5cb4155d1b9b2b3d3a7d682

SHA512
0be86de35a735c5b470f69ff62a128395d4ee812395c7835223f7ccce19ac7f954668d64a037ad5d098a0c902e5a45f6b2ae4cea35cdac66e21212adc4640e07

Download Submit
memory/772-30-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/772-21-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/772-44-0x00000000006A0000-0x00000000006AA000-memory.dmp

Filesize
40KB

Download
memory/772-43-0x0000000000630000-0x000000000064E000-memory.dmp

Filesize
120KB

Download
memory/772-42-0x0000000000620000-0x000000000062C000-memory.dmp

Filesize
48KB

Download
memory/772-41-0x0000000000610000-0x000000000061A000-memory.dmp

Filesize
40KB

Download
memory/772-29-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/772-28-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/772-27-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/772-25-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/772-22-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/772-33-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/2876-5-0x00000000004D0000-0x00000000004E6000-memory.dmp

Filesize
88KB

Download
memory/2876-32-0x0000000074330000-0x0000000074A1E000-memory.dmp

Filesize
6.9MB

Download
memory/2876-0-0x000000007433E000-0x000000007433F000-memory.dmp

Filesize
4KB

Download
memory/2876-2-0x0000000074330000-0x0000000074A1E000-memory.dmp

Filesize
6.9MB

Download
memory/2876-1-0x0000000000D10000-0x0000000000E02000-memory.dmp

Filesize
968KB

Download
memory/2876-3-0x00000000001F0000-0x000000000020E000-memory.dmp

Filesize
120KB

Download
memory/2876-4-0x00000000004C0000-0x00000000004D0000-memory.dmp

Filesize
64KB

Download
memory/2876-7-0x000000007433E000-0x000000007433F000-memory.dmp

Filesize
4KB

Download
memory/2876-6-0x0000000005170000-0x00000000051EC000-memory.dmp

Filesize
496KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads