nanocore | f7943cf69c4834c48a432c2a76caa9eecc80fa9fffdf5868277556c6d3fefd64

Analysis

max time kernel
147s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
06/01/2025, 06:04

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General

Target

JaffaCakes118_12897cc89f6a46e25f9d5445e9299003.exe
Size

1.0MB
MD5

12897cc89f6a46e25f9d5445e9299003
SHA1

6b3d478c2895cccbf8bfd6135338e517bb20707c
SHA256

f7943cf69c4834c48a432c2a76caa9eecc80fa9fffdf5868277556c6d3fefd64
SHA512

0baa5d19ae88a4bab3d512717e0ea27d6d3edcd4ea67712e90c0d5b0013e3fe6315e138514fc4bb39f07af27e58d669ca87ea7126edf43990a44fafa1d64514f
SSDEEP

24576:jWFOB6AlAlKal/zPsKuLubbXwUv8hzZhg3+TE/+PnyuXzhU:zB6Y1O3yAwUkhzXgOTaYnyq

Score

10^/10

nanocore discovery evasion execution keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

luf.ddns.net:8282

127.0.0.1:8282

Mutex

086e57af-7b22-4ec3-b93e-b3b9bd99d4ca

Attributes

activate_away_mode
true
backup_connection_host
127.0.0.1
backup_dns_server
37.235.1.177
buffer_size
65535
build_time
2021-07-26T10:00:17.908045136Z
bypass_user_account_control
true
bypass_user_account_control_data
clear_access_control
true
clear_zone_identifier
false
connect_delay
4000
connection_port
8282
default_group
luciano
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
086e57af-7b22-4ec3-b93e-b3b9bd99d4ca
mutex_timeout
5000
prevent_system_sleep
false
primary_connection_host
luf.ddns.net
primary_dns_server
37.235.1.174
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
Nanocore family
nanocore

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
1736	powershell.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\Control Panel\International\Geo\Nation	JaffaCakes118_12897cc89f6a46e25f9d5445e9299003.exe

Unexpected DNS network traffic destination 7 IoCs

Network traffic to other servers than the configured DNS servers was detected on the DNS port.

description	ioc
Destination IP	37.235.1.177
Destination IP	37.235.1.174
Destination IP	37.235.1.177
Destination IP	37.235.1.174
Destination IP	37.235.1.177
Destination IP	37.235.1.174
Destination IP	37.235.1.174

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\SMTP Subsystem = "C:\\Program Files (x86)\\SMTP Subsystem\\smtpss.exe"	JaffaCakes118_12897cc89f6a46e25f9d5445e9299003.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	JaffaCakes118_12897cc89f6a46e25f9d5445e9299003.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2036 set thread context of 2564	2036	JaffaCakes118_12897cc89f6a46e25f9d5445e9299003.exe	102

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\SMTP Subsystem\smtpss.exe	JaffaCakes118_12897cc89f6a46e25f9d5445e9299003.exe
File opened for modification	C:\Program Files (x86)\SMTP Subsystem\smtpss.exe	JaffaCakes118_12897cc89f6a46e25f9d5445e9299003.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_12897cc89f6a46e25f9d5445e9299003.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_12897cc89f6a46e25f9d5445e9299003.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
1604	schtasks.exe

Suspicious behavior: EnumeratesProcesses 7 IoCs

pid	Process
2036	JaffaCakes118_12897cc89f6a46e25f9d5445e9299003.exe
2036	JaffaCakes118_12897cc89f6a46e25f9d5445e9299003.exe
1736	powershell.exe
2564	JaffaCakes118_12897cc89f6a46e25f9d5445e9299003.exe
2564	JaffaCakes118_12897cc89f6a46e25f9d5445e9299003.exe
2564	JaffaCakes118_12897cc89f6a46e25f9d5445e9299003.exe
1736	powershell.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2564	JaffaCakes118_12897cc89f6a46e25f9d5445e9299003.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2036	JaffaCakes118_12897cc89f6a46e25f9d5445e9299003.exe
Token: SeDebugPrivilege	1736	powershell.exe
Token: SeDebugPrivilege	2564	JaffaCakes118_12897cc89f6a46e25f9d5445e9299003.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 2036 wrote to memory of 1736	2036	JaffaCakes118_12897cc89f6a46e25f9d5445e9299003.exe	99
PID 2036 wrote to memory of 1736	2036	JaffaCakes118_12897cc89f6a46e25f9d5445e9299003.exe	99
PID 2036 wrote to memory of 1736	2036	JaffaCakes118_12897cc89f6a46e25f9d5445e9299003.exe	99
PID 2036 wrote to memory of 1604	2036	JaffaCakes118_12897cc89f6a46e25f9d5445e9299003.exe	101
PID 2036 wrote to memory of 1604	2036	JaffaCakes118_12897cc89f6a46e25f9d5445e9299003.exe	101
PID 2036 wrote to memory of 1604	2036	JaffaCakes118_12897cc89f6a46e25f9d5445e9299003.exe	101
PID 2036 wrote to memory of 2564	2036	JaffaCakes118_12897cc89f6a46e25f9d5445e9299003.exe	102
PID 2036 wrote to memory of 2564	2036	JaffaCakes118_12897cc89f6a46e25f9d5445e9299003.exe	102
PID 2036 wrote to memory of 2564	2036	JaffaCakes118_12897cc89f6a46e25f9d5445e9299003.exe	102
PID 2036 wrote to memory of 2564	2036	JaffaCakes118_12897cc89f6a46e25f9d5445e9299003.exe	102
PID 2036 wrote to memory of 2564	2036	JaffaCakes118_12897cc89f6a46e25f9d5445e9299003.exe	102
PID 2036 wrote to memory of 2564	2036	JaffaCakes118_12897cc89f6a46e25f9d5445e9299003.exe	102
PID 2036 wrote to memory of 2564	2036	JaffaCakes118_12897cc89f6a46e25f9d5445e9299003.exe	102
PID 2036 wrote to memory of 2564	2036	JaffaCakes118_12897cc89f6a46e25f9d5445e9299003.exe	102

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_12897cc89f6a46e25f9d5445e9299003.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_12897cc89f6a46e25f9d5445e9299003.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2036
- 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\JaffaCakes118_12897cc89f6a46e25f9d5445e9299003.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1736
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\VJGIel" /XML "C:\Users\Admin\AppData\Local\Temp\tmp54F1.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:1604
- C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_12897cc89f6a46e25f9d5445e9299003.exe
  "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_12897cc89f6a46e25f9d5445e9299003.exe"
  2⤵
  - Adds Run key to start application
  - Checks whether UAC is enabled
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of AdjustPrivilegeToken
  PID:2564

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_yohwo4jf.o4g.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/1736-58-0x0000000007930000-0x00000000079D3000-memory.dmp

Filesize
652KB

Download
memory/1736-59-0x0000000008280000-0x00000000088FA000-memory.dmp

Filesize
6.5MB

Download
memory/1736-70-0x0000000075190000-0x0000000075940000-memory.dmp

Filesize
7.7MB

Download
memory/1736-67-0x0000000007F60000-0x0000000007F68000-memory.dmp

Filesize
32KB

Download
memory/1736-66-0x0000000007F80000-0x0000000007F9A000-memory.dmp

Filesize
104KB

Download
memory/1736-64-0x0000000007E70000-0x0000000007E7E000-memory.dmp

Filesize
56KB

Download
memory/1736-65-0x0000000007E80000-0x0000000007E94000-memory.dmp

Filesize
80KB

Download
memory/1736-63-0x0000000007E40000-0x0000000007E51000-memory.dmp

Filesize
68KB

Download
memory/1736-62-0x0000000007EC0000-0x0000000007F56000-memory.dmp

Filesize
600KB

Download
memory/1736-61-0x0000000007CB0000-0x0000000007CBA000-memory.dmp

Filesize
40KB

Download
memory/1736-60-0x0000000007C40000-0x0000000007C5A000-memory.dmp

Filesize
104KB

Download
memory/1736-17-0x0000000002FF0000-0x0000000003026000-memory.dmp

Filesize
216KB

Download
memory/1736-19-0x0000000005C40000-0x0000000006268000-memory.dmp

Filesize
6.2MB

Download
memory/1736-43-0x0000000006350000-0x00000000066A4000-memory.dmp

Filesize
3.3MB

Download
memory/1736-20-0x0000000075190000-0x0000000075940000-memory.dmp

Filesize
7.7MB

Download
memory/1736-46-0x0000000006EC0000-0x0000000006EF2000-memory.dmp

Filesize
200KB

Download
memory/1736-22-0x0000000075190000-0x0000000075940000-memory.dmp

Filesize
7.7MB

Download
memory/1736-57-0x0000000006F00000-0x0000000006F1E000-memory.dmp

Filesize
120KB

Download
memory/1736-25-0x0000000075190000-0x0000000075940000-memory.dmp

Filesize
7.7MB

Download
memory/1736-28-0x0000000005840000-0x0000000005862000-memory.dmp

Filesize
136KB

Download
memory/1736-30-0x00000000062E0000-0x0000000006346000-memory.dmp

Filesize
408KB

Download
memory/1736-29-0x0000000005A60000-0x0000000005AC6000-memory.dmp

Filesize
408KB

Download
memory/1736-47-0x0000000070C70000-0x0000000070CBC000-memory.dmp

Filesize
304KB

Download
memory/1736-45-0x0000000006950000-0x000000000699C000-memory.dmp

Filesize
304KB

Download
memory/1736-44-0x0000000006900000-0x000000000691E000-memory.dmp

Filesize
120KB

Download
memory/2036-5-0x0000000075190000-0x0000000075940000-memory.dmp

Filesize
7.7MB

Download
memory/2036-10-0x00000000069F0000-0x0000000006ACA000-memory.dmp

Filesize
872KB

Download
memory/2036-21-0x0000000075190000-0x0000000075940000-memory.dmp

Filesize
7.7MB

Download
memory/2036-3-0x0000000005120000-0x00000000051B2000-memory.dmp

Filesize
584KB

Download
memory/2036-2-0x0000000005630000-0x0000000005BD4000-memory.dmp

Filesize
5.6MB

Download
memory/2036-4-0x00000000052B0000-0x00000000052BA000-memory.dmp

Filesize
40KB

Download
memory/2036-9-0x0000000075190000-0x0000000075940000-memory.dmp

Filesize
7.7MB

Download
memory/2036-0-0x000000007519E000-0x000000007519F000-memory.dmp

Filesize
4KB

Download
memory/2036-1-0x0000000000640000-0x0000000000750000-memory.dmp

Filesize
1.1MB

Download
memory/2036-6-0x00000000064C0000-0x000000000655C000-memory.dmp

Filesize
624KB

Download
memory/2036-8-0x000000007519E000-0x000000007519F000-memory.dmp

Filesize
4KB

Download
memory/2036-7-0x0000000005570000-0x000000000557A000-memory.dmp

Filesize
40KB

Download
memory/2564-24-0x0000000075190000-0x0000000075940000-memory.dmp

Filesize
7.7MB

Download
memory/2564-37-0x0000000006040000-0x000000000605E000-memory.dmp

Filesize
120KB

Download
memory/2564-31-0x00000000053D0000-0x00000000053DA000-memory.dmp

Filesize
40KB

Download
memory/2564-39-0x0000000006170000-0x000000000617A000-memory.dmp

Filesize
40KB

Download
memory/2564-16-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2564-23-0x0000000075190000-0x0000000075940000-memory.dmp

Filesize
7.7MB

Download
memory/2564-71-0x0000000075190000-0x0000000075940000-memory.dmp

Filesize
7.7MB

Download
memory/2564-72-0x0000000075190000-0x0000000075940000-memory.dmp

Filesize
7.7MB

Download