nanocore | 44eae16cf38376d158b41110880be13da97dc492ccec500d8931104d85fd907c

Analysis

max time kernel
148s
max time network
150s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
11-05-2024 08:30

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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

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

pid	Process
2624	powershell.exe
2740	powershell.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\LAN Service = "C:\\Program Files (x86)\\LAN Service\\lansv.exe"	RegSvcs.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 328 set thread context of 1980	328	ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe	35

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\LAN Service\lansv.exe	RegSvcs.exe
File opened for modification	C:\Program Files (x86)\LAN Service\lansv.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

pid	Process
3024	schtasks.exe
2672	schtasks.exe
3012	schtasks.exe

Suspicious behavior: EnumeratesProcesses 14 IoCs

pid	Process
328	ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe
328	ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe
328	ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe
328	ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe
328	ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe
328	ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe
328	ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe
328	ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe
328	ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe
2740	powershell.exe
2624	powershell.exe
1980	RegSvcs.exe
1980	RegSvcs.exe
1980	RegSvcs.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1980	RegSvcs.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	328	ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe
Token: SeDebugPrivilege	2740	powershell.exe
Token: SeDebugPrivilege	2624	powershell.exe
Token: SeDebugPrivilege	1980	RegSvcs.exe

Suspicious use of WriteProcessMemory 39 IoCs

description	pid	Process	procid_target
PID 328 wrote to memory of 2624	328	ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe	28
PID 328 wrote to memory of 2624	328	ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe	28
PID 328 wrote to memory of 2624	328	ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe	28
PID 328 wrote to memory of 2624	328	ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe	28
PID 328 wrote to memory of 2740	328	ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe	30
PID 328 wrote to memory of 2740	328	ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe	30
PID 328 wrote to memory of 2740	328	ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe	30
PID 328 wrote to memory of 2740	328	ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe	30
PID 328 wrote to memory of 2672	328	ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe	32
PID 328 wrote to memory of 2672	328	ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe	32
PID 328 wrote to memory of 2672	328	ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe	32
PID 328 wrote to memory of 2672	328	ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe	32
PID 328 wrote to memory of 2680	328	ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe	34
PID 328 wrote to memory of 2680	328	ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe	34
PID 328 wrote to memory of 2680	328	ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe	34
PID 328 wrote to memory of 2680	328	ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe	34
PID 328 wrote to memory of 2680	328	ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe	34
PID 328 wrote to memory of 2680	328	ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe	34
PID 328 wrote to memory of 2680	328	ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe	34
PID 328 wrote to memory of 1980	328	ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe	35
PID 328 wrote to memory of 1980	328	ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe	35
PID 328 wrote to memory of 1980	328	ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe	35
PID 328 wrote to memory of 1980	328	ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe	35
PID 328 wrote to memory of 1980	328	ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe	35
PID 328 wrote to memory of 1980	328	ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe	35
PID 328 wrote to memory of 1980	328	ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe	35
PID 328 wrote to memory of 1980	328	ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe	35
PID 328 wrote to memory of 1980	328	ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe	35
PID 328 wrote to memory of 1980	328	ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe	35
PID 328 wrote to memory of 1980	328	ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe	35
PID 328 wrote to memory of 1980	328	ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe	35
PID 1980 wrote to memory of 3012	1980	RegSvcs.exe	36
PID 1980 wrote to memory of 3012	1980	RegSvcs.exe	36
PID 1980 wrote to memory of 3012	1980	RegSvcs.exe	36
PID 1980 wrote to memory of 3012	1980	RegSvcs.exe	36
PID 1980 wrote to memory of 3024	1980	RegSvcs.exe	38
PID 1980 wrote to memory of 3024	1980	RegSvcs.exe	38
PID 1980 wrote to memory of 3024	1980	RegSvcs.exe	38
PID 1980 wrote to memory of 3024	1980	RegSvcs.exe	38

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:328
- 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:2624
- 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:2740
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\fupTmRCVq" /XML "C:\Users\Admin\AppData\Local\Temp\tmp6FF2.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:2672
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
  2⤵
  PID:2680
- 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:1980
- - C:\Windows\SysWOW64\schtasks.exe
    "schtasks.exe" /create /f /tn "LAN Service" /xml "C:\Users\Admin\AppData\Local\Temp\tmp72B0.tmp"
    3⤵
    - Creates scheduled task(s)
    PID:3012
- - C:\Windows\SysWOW64\schtasks.exe
    "schtasks.exe" /create /f /tn "LAN Service Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmp730F.tmp"
    3⤵
    - Creates scheduled task(s)
    PID:3024

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Scheduled Task/Job

T1053

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp6FF2.tmp

Filesize
1KB

MD5
122948dca7779ba7039268d3a04d3a15

SHA1
671def2693db910bad5942b5b67068f44c26432a

SHA256
882f381b7f2e749e70e335cf16ffbf1f6dc42abc7882f64bf1998e11520df101

SHA512
04b0f47a4355cd7ef1992d71c1040c2515038eea419715de447b9be3483c5ec88ce9269f130eee337e8577cd5b0506ae6d5be2804072da0e508008899fa59235

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp72B0.tmp

Filesize
1KB

MD5
8cad1b41587ced0f1e74396794f31d58

SHA1
11054bf74fcf5e8e412768035e4dae43aa7b710f

SHA256
3086d914f6b23268f8a12cb1a05516cd5465c2577e1d1e449f1b45c8e5e8f83c

SHA512
99c2ef89029de51a866df932841684b7fc912df21e10e2dd0d09e400203bbdc6cba6319a31780b7bf8b286d2cea8ea3fc7d084348bf2f002ab4f5a34218ccbef

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp730F.tmp

Filesize
1KB

MD5
6b30dba7972c92c9a1b881e88c108b15

SHA1
f76207985cc5a1f70edb2fb5bd45678f195a4564

SHA256
578f5b0ff051f02f8e0a67fc3424dad554fa9489875475ea624fbb63eabfcbf7

SHA512
e3dd368937f863cb07453de12173580fb63b8d3983db7119c24860f227c89ded76401c47607f5b1134d215d46fe2b40d4bc3d7299374f1e8abecdeaefc7b9099

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\W0509QJ1GXE4ZBFVIDMD.temp

Filesize
7KB

MD5
2b25dc47900d0a4cd28ab60d85f70616

SHA1
48cc8cac9f2c2bc3a77a550611494fc2689a2a6a

SHA256
3fe412c6103e68111bc166e0f614caa74b66c9e3801a06aa2b4f634a17ba278b

SHA512
2e5300aae11bb2d857e3d6c9a776691aaca356d18cac7955713a53d568f8454f75bcd76e92318913c80dfc61faa204b9425848c90d477d18aeb76922eeac80ed

Download Submit
memory/328-32-0x00000000749E0000-0x00000000750CE000-memory.dmp

Filesize
6.9MB

Download
memory/328-0-0x00000000749EE000-0x00000000749EF000-memory.dmp

Filesize
4KB

Download
memory/328-6-0x0000000004DB0000-0x0000000004E2C000-memory.dmp

Filesize
496KB

Download
memory/328-4-0x0000000000470000-0x0000000000480000-memory.dmp

Filesize
64KB

Download
memory/328-3-0x0000000000430000-0x000000000044E000-memory.dmp

Filesize
120KB

Download
memory/328-19-0x00000000749EE000-0x00000000749EF000-memory.dmp

Filesize
4KB

Download
memory/328-5-0x0000000000640000-0x0000000000656000-memory.dmp

Filesize
88KB

Download
memory/328-1-0x0000000000A90000-0x0000000000B82000-memory.dmp

Filesize
968KB

Download
memory/328-2-0x00000000749E0000-0x00000000750CE000-memory.dmp

Filesize
6.9MB

Download
memory/1980-21-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/1980-30-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/1980-29-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/1980-26-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/1980-24-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/1980-31-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/1980-28-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1980-22-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/1980-40-0x00000000003F0000-0x00000000003FA000-memory.dmp

Filesize
40KB

Download
memory/1980-41-0x00000000004C0000-0x00000000004CC000-memory.dmp

Filesize
48KB

Download
memory/1980-42-0x00000000004D0000-0x00000000004EE000-memory.dmp

Filesize
120KB

Download
memory/1980-43-0x0000000000640000-0x000000000064A000-memory.dmp

Filesize
40KB

Download