nanocore | f680f907beade018b497ee2ce4faaf1a1b04ebb7103d5154f39d7e06253cbe79

Analysis

max time kernel
150s
max time network
148s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
26/09/2024, 15:16

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

f8a4f08a5f799b7772d99ff45fbf8d66_JaffaCakes118.exe
Size

1.4MB
MD5

f8a4f08a5f799b7772d99ff45fbf8d66
SHA1

ba0ded8918f696efb2238488f8554d2dbe838a6a
SHA256

f680f907beade018b497ee2ce4faaf1a1b04ebb7103d5154f39d7e06253cbe79
SHA512

8fcfc17ce2c8197d4c8636ce57a880ffcbfcc39fa85353e9d32c4e48d51dd8b2769502c44ae42706093ace4aaea711f7b6ab83b0ddd3fcb3c090ace50ea2b1da
SSDEEP

24576:DAHnh+eWsN3skA4RV1Hom2KXMmHaP1HeUo3H50KSoFmyqmcm/aOpkU5:Oh+ZkldoPK8YaPpzoJ0K1FmThFwT

Score

10^/10

nanocore discovery evasion keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

smartcoonect.duckdns.org:5654

Mutex

8ffc834d-3ffb-4c79-b1e6-b8accad70950

Attributes

activate_away_mode
true
backup_connection_host
smartcoonect.duckdns.org
backup_dns_server
smartcoonect.duckdns.org
buffer_size
65535
build_time
2019-05-13T22:39:35.388593136Z
bypass_user_account_control
false
bypass_user_account_control_data
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
clear_access_control
true
clear_zone_identifier
false
connect_delay
2000
connection_port
5654
default_group
Favour
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
8ffc834d-3ffb-4c79-b1e6-b8accad70950
mutex_timeout
5000
prevent_system_sleep
false
primary_connection_host
smartcoonect.duckdns.org
primary_dns_server
smartcoonect.duckdns.org
request_elevation
true
restart_delay
2000
run_delay
0
run_on_startup
false
set_critical_process
true
timeout_interval
2997
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 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Windows\CurrentVersion\Run\csuxrljtye = "C:\\Users\\Public\\csuxrljtye.vbs"	f8a4f08a5f799b7772d99ff45fbf8d66_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\SCSI Host = "C:\\Program Files (x86)\\SCSI Host\\scsihost.exe"	RegAsm.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	RegAsm.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2812 set thread context of 2856	2812	f8a4f08a5f799b7772d99ff45fbf8d66_JaffaCakes118.exe	30

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\SCSI Host\scsihost.exe	RegAsm.exe
File opened for modification	C:\Program Files (x86)\SCSI Host\scsihost.exe	RegAsm.exe

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	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f8a4f08a5f799b7772d99ff45fbf8d66_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegAsm.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 2 IoCs

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

persistence execution

Scheduled Task

T1053.005

pid	Process
1900	schtasks.exe
2924	schtasks.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2812	f8a4f08a5f799b7772d99ff45fbf8d66_JaffaCakes118.exe
2812	f8a4f08a5f799b7772d99ff45fbf8d66_JaffaCakes118.exe
2812	f8a4f08a5f799b7772d99ff45fbf8d66_JaffaCakes118.exe
2812	f8a4f08a5f799b7772d99ff45fbf8d66_JaffaCakes118.exe
2812	f8a4f08a5f799b7772d99ff45fbf8d66_JaffaCakes118.exe
2812	f8a4f08a5f799b7772d99ff45fbf8d66_JaffaCakes118.exe
2812	f8a4f08a5f799b7772d99ff45fbf8d66_JaffaCakes118.exe
2812	f8a4f08a5f799b7772d99ff45fbf8d66_JaffaCakes118.exe
2812	f8a4f08a5f799b7772d99ff45fbf8d66_JaffaCakes118.exe
2812	f8a4f08a5f799b7772d99ff45fbf8d66_JaffaCakes118.exe
2812	f8a4f08a5f799b7772d99ff45fbf8d66_JaffaCakes118.exe
2812	f8a4f08a5f799b7772d99ff45fbf8d66_JaffaCakes118.exe
2812	f8a4f08a5f799b7772d99ff45fbf8d66_JaffaCakes118.exe
2812	f8a4f08a5f799b7772d99ff45fbf8d66_JaffaCakes118.exe
2812	f8a4f08a5f799b7772d99ff45fbf8d66_JaffaCakes118.exe
2812	f8a4f08a5f799b7772d99ff45fbf8d66_JaffaCakes118.exe
2812	f8a4f08a5f799b7772d99ff45fbf8d66_JaffaCakes118.exe
2812	f8a4f08a5f799b7772d99ff45fbf8d66_JaffaCakes118.exe
2812	f8a4f08a5f799b7772d99ff45fbf8d66_JaffaCakes118.exe
2812	f8a4f08a5f799b7772d99ff45fbf8d66_JaffaCakes118.exe
2812	f8a4f08a5f799b7772d99ff45fbf8d66_JaffaCakes118.exe
2812	f8a4f08a5f799b7772d99ff45fbf8d66_JaffaCakes118.exe
2812	f8a4f08a5f799b7772d99ff45fbf8d66_JaffaCakes118.exe
2812	f8a4f08a5f799b7772d99ff45fbf8d66_JaffaCakes118.exe
2812	f8a4f08a5f799b7772d99ff45fbf8d66_JaffaCakes118.exe
2812	f8a4f08a5f799b7772d99ff45fbf8d66_JaffaCakes118.exe
2812	f8a4f08a5f799b7772d99ff45fbf8d66_JaffaCakes118.exe
2812	f8a4f08a5f799b7772d99ff45fbf8d66_JaffaCakes118.exe
2812	f8a4f08a5f799b7772d99ff45fbf8d66_JaffaCakes118.exe
2812	f8a4f08a5f799b7772d99ff45fbf8d66_JaffaCakes118.exe
2812	f8a4f08a5f799b7772d99ff45fbf8d66_JaffaCakes118.exe
2812	f8a4f08a5f799b7772d99ff45fbf8d66_JaffaCakes118.exe
2812	f8a4f08a5f799b7772d99ff45fbf8d66_JaffaCakes118.exe
2812	f8a4f08a5f799b7772d99ff45fbf8d66_JaffaCakes118.exe
2812	f8a4f08a5f799b7772d99ff45fbf8d66_JaffaCakes118.exe
2812	f8a4f08a5f799b7772d99ff45fbf8d66_JaffaCakes118.exe
2812	f8a4f08a5f799b7772d99ff45fbf8d66_JaffaCakes118.exe
2812	f8a4f08a5f799b7772d99ff45fbf8d66_JaffaCakes118.exe
2812	f8a4f08a5f799b7772d99ff45fbf8d66_JaffaCakes118.exe
2812	f8a4f08a5f799b7772d99ff45fbf8d66_JaffaCakes118.exe
2812	f8a4f08a5f799b7772d99ff45fbf8d66_JaffaCakes118.exe
2812	f8a4f08a5f799b7772d99ff45fbf8d66_JaffaCakes118.exe
2812	f8a4f08a5f799b7772d99ff45fbf8d66_JaffaCakes118.exe
2812	f8a4f08a5f799b7772d99ff45fbf8d66_JaffaCakes118.exe
2812	f8a4f08a5f799b7772d99ff45fbf8d66_JaffaCakes118.exe
2812	f8a4f08a5f799b7772d99ff45fbf8d66_JaffaCakes118.exe
2812	f8a4f08a5f799b7772d99ff45fbf8d66_JaffaCakes118.exe
2812	f8a4f08a5f799b7772d99ff45fbf8d66_JaffaCakes118.exe
2812	f8a4f08a5f799b7772d99ff45fbf8d66_JaffaCakes118.exe
2812	f8a4f08a5f799b7772d99ff45fbf8d66_JaffaCakes118.exe
2812	f8a4f08a5f799b7772d99ff45fbf8d66_JaffaCakes118.exe
2812	f8a4f08a5f799b7772d99ff45fbf8d66_JaffaCakes118.exe
2812	f8a4f08a5f799b7772d99ff45fbf8d66_JaffaCakes118.exe
2812	f8a4f08a5f799b7772d99ff45fbf8d66_JaffaCakes118.exe
2812	f8a4f08a5f799b7772d99ff45fbf8d66_JaffaCakes118.exe
2812	f8a4f08a5f799b7772d99ff45fbf8d66_JaffaCakes118.exe
2812	f8a4f08a5f799b7772d99ff45fbf8d66_JaffaCakes118.exe
2812	f8a4f08a5f799b7772d99ff45fbf8d66_JaffaCakes118.exe
2812	f8a4f08a5f799b7772d99ff45fbf8d66_JaffaCakes118.exe
2812	f8a4f08a5f799b7772d99ff45fbf8d66_JaffaCakes118.exe
2812	f8a4f08a5f799b7772d99ff45fbf8d66_JaffaCakes118.exe
2812	f8a4f08a5f799b7772d99ff45fbf8d66_JaffaCakes118.exe
2812	f8a4f08a5f799b7772d99ff45fbf8d66_JaffaCakes118.exe
2812	f8a4f08a5f799b7772d99ff45fbf8d66_JaffaCakes118.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2856	RegAsm.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2856	RegAsm.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
2812	f8a4f08a5f799b7772d99ff45fbf8d66_JaffaCakes118.exe
2812	f8a4f08a5f799b7772d99ff45fbf8d66_JaffaCakes118.exe
2812	f8a4f08a5f799b7772d99ff45fbf8d66_JaffaCakes118.exe

Suspicious use of SendNotifyMessage 3 IoCs

pid	Process
2812	f8a4f08a5f799b7772d99ff45fbf8d66_JaffaCakes118.exe
2812	f8a4f08a5f799b7772d99ff45fbf8d66_JaffaCakes118.exe
2812	f8a4f08a5f799b7772d99ff45fbf8d66_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 2812 wrote to memory of 2856	2812	f8a4f08a5f799b7772d99ff45fbf8d66_JaffaCakes118.exe	30
PID 2812 wrote to memory of 2856	2812	f8a4f08a5f799b7772d99ff45fbf8d66_JaffaCakes118.exe	30
PID 2812 wrote to memory of 2856	2812	f8a4f08a5f799b7772d99ff45fbf8d66_JaffaCakes118.exe	30
PID 2812 wrote to memory of 2856	2812	f8a4f08a5f799b7772d99ff45fbf8d66_JaffaCakes118.exe	30
PID 2812 wrote to memory of 2856	2812	f8a4f08a5f799b7772d99ff45fbf8d66_JaffaCakes118.exe	30
PID 2812 wrote to memory of 2856	2812	f8a4f08a5f799b7772d99ff45fbf8d66_JaffaCakes118.exe	30
PID 2812 wrote to memory of 2856	2812	f8a4f08a5f799b7772d99ff45fbf8d66_JaffaCakes118.exe	30
PID 2812 wrote to memory of 2856	2812	f8a4f08a5f799b7772d99ff45fbf8d66_JaffaCakes118.exe	30
PID 2812 wrote to memory of 2856	2812	f8a4f08a5f799b7772d99ff45fbf8d66_JaffaCakes118.exe	30
PID 2856 wrote to memory of 1900	2856	RegAsm.exe	31
PID 2856 wrote to memory of 1900	2856	RegAsm.exe	31
PID 2856 wrote to memory of 1900	2856	RegAsm.exe	31
PID 2856 wrote to memory of 1900	2856	RegAsm.exe	31
PID 2856 wrote to memory of 2924	2856	RegAsm.exe	33
PID 2856 wrote to memory of 2924	2856	RegAsm.exe	33
PID 2856 wrote to memory of 2924	2856	RegAsm.exe	33
PID 2856 wrote to memory of 2924	2856	RegAsm.exe	33

C:\Users\Admin\AppData\Local\Temp\f8a4f08a5f799b7772d99ff45fbf8d66_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f8a4f08a5f799b7772d99ff45fbf8d66_JaffaCakes118.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:2812
- C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
  "C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.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: GetForegroundWindowSpam
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2856
- - C:\Windows\SysWOW64\schtasks.exe
    "schtasks.exe" /create /f /tn "SCSI Host" /xml "C:\Users\Admin\AppData\Local\Temp\tmpF344.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:1900
- - C:\Windows\SysWOW64\schtasks.exe
    "schtasks.exe" /create /f /tn "SCSI Host Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmpF3E1.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:2924

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

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

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\tmpF344.tmp

Filesize
1KB

MD5
c6f0625bf4c1cdfb699980c9243d3b22

SHA1
43de1fe580576935516327f17b5da0c656c72851

SHA256
8dfc4e937f0b2374e3ced25fce344b0731cf44b8854625b318d50ece2da8f576

SHA512
9ef2dbd4142ad0e1e6006929376ecb8011e7ffc801ee2101e906787d70325ad82752df65839de9972391fa52e1e5974ec1a5c7465a88aa56257633ebb7d70969

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpF3E1.tmp

Filesize
1KB

MD5
9a559f229be0944bc3dc813cde333f50

SHA1
0e97c97eea032b499ff060e799581e32beeceb09

SHA256
a63d853679aa655cced3b62a10855c56f9efd9b50770738b408d728008f73330

SHA512
4cbb2f77283500e86ecf79fd2cbd31d10c3af2fcf6c9a557ee0b1edead229dc07d63a5030b60df57458d52ef8c2a42ec199d2d4cdca387400d047df25b593c68

Download Submit
memory/2812-2-0x0000000000120000-0x0000000000121000-memory.dmp

Filesize
4KB

Download
memory/2856-3-0x0000000000400000-0x0000000000490000-memory.dmp

Filesize
576KB

Download
memory/2856-11-0x0000000000400000-0x0000000000490000-memory.dmp

Filesize
576KB

Download
memory/2856-10-0x0000000000400000-0x0000000000490000-memory.dmp

Filesize
576KB

Download
memory/2856-8-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2856-4-0x0000000000400000-0x0000000000490000-memory.dmp

Filesize
576KB

Download
memory/2856-12-0x0000000073D42000-0x0000000073D44000-memory.dmp

Filesize
8KB

Download
memory/2856-20-0x0000000073D40000-0x00000000742EB000-memory.dmp

Filesize
5.7MB

Download
memory/2856-21-0x0000000073D42000-0x0000000073D44000-memory.dmp

Filesize
8KB

Download
memory/2856-22-0x0000000073D40000-0x00000000742EB000-memory.dmp

Filesize
5.7MB

Download