nanocore | 1e1b36b0fb31e3ddc268c578074db505486f9d60c85b4b1d0a78fcc7993e078f

General

Target

1e1b36b0fb31e3ddc268c578074db505486f9d60c85b4b1d0a78fcc7993e078f.exe
Size

391KB
MD5

2396b94677199da636e6ef20baaca0f8
SHA1

917c15f792ff7a49413e3e7ad3c6639afb31ea98
SHA256

1e1b36b0fb31e3ddc268c578074db505486f9d60c85b4b1d0a78fcc7993e078f
SHA512

9c20f07a6a95789607730f47c2155485610bc54fbfef39ebd6680d89aa12c8d33b4ba63ef710abd005cafe5f4861a70b28e21621ed843a4cf1a2ca0214b02c82
SSDEEP

6144:L+YMkhB3l6SfxWXxJWYStfxuUjZquttT80zLE6V1Rc/tosEq2MdJk5gcIQDUWTn2:qzSBVTxWXxpStBjS8E6SFDEqhPk5pYT

Score

10^/10

nanocore discovery evasion keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

1116.hopto.org:1116

185.140.53.9:1116

Mutex

909dcd33-e0d7-4bd0-87b2-b7fd2611b6b9

Attributes

activate_away_mode
true
backup_connection_host
185.140.53.9
backup_dns_server
8.8.4.4
buffer_size
65535
build_time
2021-02-16T08:43:19.524585136Z
bypass_user_account_control
false
bypass_user_account_control_data
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
clear_access_control
true
clear_zone_identifier
false
connect_delay
4000
connection_port
1116
default_group
1116
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
909dcd33-e0d7-4bd0-87b2-b7fd2611b6b9
mutex_timeout
5000
prevent_system_sleep
false
primary_connection_host
1116.hopto.org
primary_dns_server
8.8.8.8
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

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-1-5-21-3227495264-2217614367-4027411560-1000\Control Panel\International\Geo\Nation	1e1b36b0fb31e3ddc268c578074db505486f9d60c85b4b1d0a78fcc7993e078f.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"	1e1b36b0fb31e3ddc268c578074db505486f9d60c85b4b1d0a78fcc7993e078f.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	1e1b36b0fb31e3ddc268c578074db505486f9d60c85b4b1d0a78fcc7993e078f.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1140 set thread context of 716	1140	1e1b36b0fb31e3ddc268c578074db505486f9d60c85b4b1d0a78fcc7993e078f.exe	94

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\LAN Service\lansv.exe	1e1b36b0fb31e3ddc268c578074db505486f9d60c85b4b1d0a78fcc7993e078f.exe
File opened for modification	C:\Program Files (x86)\LAN Service\lansv.exe	1e1b36b0fb31e3ddc268c578074db505486f9d60c85b4b1d0a78fcc7993e078f.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 5 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	1e1b36b0fb31e3ddc268c578074db505486f9d60c85b4b1d0a78fcc7993e078f.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	1e1b36b0fb31e3ddc268c578074db505486f9d60c85b4b1d0a78fcc7993e078f.exe
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	schtasks.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 3 IoCs

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

persistence execution

Scheduled Task

T1053.005

pid	Process
4772	schtasks.exe
3132	schtasks.exe
1960	schtasks.exe

Suspicious behavior: EnumeratesProcesses 12 IoCs

pid	Process
1140	1e1b36b0fb31e3ddc268c578074db505486f9d60c85b4b1d0a78fcc7993e078f.exe
1140	1e1b36b0fb31e3ddc268c578074db505486f9d60c85b4b1d0a78fcc7993e078f.exe
1140	1e1b36b0fb31e3ddc268c578074db505486f9d60c85b4b1d0a78fcc7993e078f.exe
1140	1e1b36b0fb31e3ddc268c578074db505486f9d60c85b4b1d0a78fcc7993e078f.exe
1140	1e1b36b0fb31e3ddc268c578074db505486f9d60c85b4b1d0a78fcc7993e078f.exe
1140	1e1b36b0fb31e3ddc268c578074db505486f9d60c85b4b1d0a78fcc7993e078f.exe
1140	1e1b36b0fb31e3ddc268c578074db505486f9d60c85b4b1d0a78fcc7993e078f.exe
1140	1e1b36b0fb31e3ddc268c578074db505486f9d60c85b4b1d0a78fcc7993e078f.exe
1140	1e1b36b0fb31e3ddc268c578074db505486f9d60c85b4b1d0a78fcc7993e078f.exe
716	1e1b36b0fb31e3ddc268c578074db505486f9d60c85b4b1d0a78fcc7993e078f.exe
716	1e1b36b0fb31e3ddc268c578074db505486f9d60c85b4b1d0a78fcc7993e078f.exe
716	1e1b36b0fb31e3ddc268c578074db505486f9d60c85b4b1d0a78fcc7993e078f.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
716	1e1b36b0fb31e3ddc268c578074db505486f9d60c85b4b1d0a78fcc7993e078f.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1140	1e1b36b0fb31e3ddc268c578074db505486f9d60c85b4b1d0a78fcc7993e078f.exe
Token: SeDebugPrivilege	716	1e1b36b0fb31e3ddc268c578074db505486f9d60c85b4b1d0a78fcc7993e078f.exe

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 1140 wrote to memory of 4772	1140	1e1b36b0fb31e3ddc268c578074db505486f9d60c85b4b1d0a78fcc7993e078f.exe	91
PID 1140 wrote to memory of 4772	1140	1e1b36b0fb31e3ddc268c578074db505486f9d60c85b4b1d0a78fcc7993e078f.exe	91
PID 1140 wrote to memory of 4772	1140	1e1b36b0fb31e3ddc268c578074db505486f9d60c85b4b1d0a78fcc7993e078f.exe	91
PID 1140 wrote to memory of 3312	1140	1e1b36b0fb31e3ddc268c578074db505486f9d60c85b4b1d0a78fcc7993e078f.exe	93
PID 1140 wrote to memory of 3312	1140	1e1b36b0fb31e3ddc268c578074db505486f9d60c85b4b1d0a78fcc7993e078f.exe	93
PID 1140 wrote to memory of 3312	1140	1e1b36b0fb31e3ddc268c578074db505486f9d60c85b4b1d0a78fcc7993e078f.exe	93
PID 1140 wrote to memory of 716	1140	1e1b36b0fb31e3ddc268c578074db505486f9d60c85b4b1d0a78fcc7993e078f.exe	94
PID 1140 wrote to memory of 716	1140	1e1b36b0fb31e3ddc268c578074db505486f9d60c85b4b1d0a78fcc7993e078f.exe	94
PID 1140 wrote to memory of 716	1140	1e1b36b0fb31e3ddc268c578074db505486f9d60c85b4b1d0a78fcc7993e078f.exe	94
PID 1140 wrote to memory of 716	1140	1e1b36b0fb31e3ddc268c578074db505486f9d60c85b4b1d0a78fcc7993e078f.exe	94
PID 1140 wrote to memory of 716	1140	1e1b36b0fb31e3ddc268c578074db505486f9d60c85b4b1d0a78fcc7993e078f.exe	94
PID 1140 wrote to memory of 716	1140	1e1b36b0fb31e3ddc268c578074db505486f9d60c85b4b1d0a78fcc7993e078f.exe	94
PID 1140 wrote to memory of 716	1140	1e1b36b0fb31e3ddc268c578074db505486f9d60c85b4b1d0a78fcc7993e078f.exe	94
PID 1140 wrote to memory of 716	1140	1e1b36b0fb31e3ddc268c578074db505486f9d60c85b4b1d0a78fcc7993e078f.exe	94
PID 716 wrote to memory of 3132	716	1e1b36b0fb31e3ddc268c578074db505486f9d60c85b4b1d0a78fcc7993e078f.exe	95
PID 716 wrote to memory of 3132	716	1e1b36b0fb31e3ddc268c578074db505486f9d60c85b4b1d0a78fcc7993e078f.exe	95
PID 716 wrote to memory of 3132	716	1e1b36b0fb31e3ddc268c578074db505486f9d60c85b4b1d0a78fcc7993e078f.exe	95
PID 716 wrote to memory of 1960	716	1e1b36b0fb31e3ddc268c578074db505486f9d60c85b4b1d0a78fcc7993e078f.exe	97
PID 716 wrote to memory of 1960	716	1e1b36b0fb31e3ddc268c578074db505486f9d60c85b4b1d0a78fcc7993e078f.exe	97
PID 716 wrote to memory of 1960	716	1e1b36b0fb31e3ddc268c578074db505486f9d60c85b4b1d0a78fcc7993e078f.exe	97

C:\Users\Admin\AppData\Local\Temp\1e1b36b0fb31e3ddc268c578074db505486f9d60c85b4b1d0a78fcc7993e078f.exe
"C:\Users\Admin\AppData\Local\Temp\1e1b36b0fb31e3ddc268c578074db505486f9d60c85b4b1d0a78fcc7993e078f.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:1140
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\KuepDBljyJhFlD" /XML "C:\Users\Admin\AppData\Local\Temp\tmp6B67.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:4772
- C:\Users\Admin\AppData\Local\Temp\1e1b36b0fb31e3ddc268c578074db505486f9d60c85b4b1d0a78fcc7993e078f.exe
  "C:\Users\Admin\AppData\Local\Temp\1e1b36b0fb31e3ddc268c578074db505486f9d60c85b4b1d0a78fcc7993e078f.exe"
  2⤵
  PID:3312
- C:\Users\Admin\AppData\Local\Temp\1e1b36b0fb31e3ddc268c578074db505486f9d60c85b4b1d0a78fcc7993e078f.exe
  "C:\Users\Admin\AppData\Local\Temp\1e1b36b0fb31e3ddc268c578074db505486f9d60c85b4b1d0a78fcc7993e078f.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
  - Suspicious use of WriteProcessMemory
  PID:716
- - C:\Windows\SysWOW64\schtasks.exe
    "schtasks.exe" /create /f /tn "LAN Service" /xml "C:\Users\Admin\AppData\Local\Temp\tmp7385.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:3132
- - C:\Windows\SysWOW64\schtasks.exe
    "schtasks.exe" /create /f /tn "LAN Service Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmp73E4.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:1960

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

3

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp7385.tmp

Filesize
1KB

MD5
898b2bc0bf617bbdc7b1323bc2a0a603

SHA1
b26ba0b5a7d92456791f249435dec6bfc3d98e57

SHA256
4927330c565524f77637e3e9a3f08922cbbc6a9e30d1a496d644d2c619e9d729

SHA512
2bd475b21ebcc19290ef49041e5c457b65100fa322379b556322c8facd0d7736fca60ee383094540e849ff18da37c9fe6f2231267167c077518d1fa4b7f57dd3

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp73E4.tmp

Filesize
1KB

MD5
6b30dba7972c92c9a1b881e88c108b15

SHA1
f76207985cc5a1f70edb2fb5bd45678f195a4564

SHA256
578f5b0ff051f02f8e0a67fc3424dad554fa9489875475ea624fbb63eabfcbf7

SHA512
e3dd368937f863cb07453de12173580fb63b8d3983db7119c24860f227c89ded76401c47607f5b1134d215d46fe2b40d4bc3d7299374f1e8abecdeaefc7b9099

Download Submit
memory/716-16-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/716-32-0x0000000075360000-0x0000000075B10000-memory.dmp

Filesize
7.7MB

Download
memory/716-31-0x0000000075360000-0x0000000075B10000-memory.dmp

Filesize
7.7MB

Download
memory/716-30-0x0000000005B70000-0x0000000005B7A000-memory.dmp

Filesize
40KB

Download
memory/716-29-0x00000000058F0000-0x000000000590E000-memory.dmp

Filesize
120KB

Download
memory/716-28-0x00000000056F0000-0x00000000056FA000-memory.dmp

Filesize
40KB

Download
memory/716-20-0x0000000075360000-0x0000000075B10000-memory.dmp

Filesize
7.7MB

Download
memory/716-18-0x0000000075360000-0x0000000075B10000-memory.dmp

Filesize
7.7MB

Download
memory/1140-5-0x0000000005040000-0x000000000504A000-memory.dmp

Filesize
40KB

Download
memory/1140-10-0x0000000005C80000-0x0000000005CDC000-memory.dmp

Filesize
368KB

Download
memory/1140-9-0x0000000005A30000-0x0000000005ACC000-memory.dmp

Filesize
624KB

Download
memory/1140-19-0x0000000075360000-0x0000000075B10000-memory.dmp

Filesize
7.7MB

Download
memory/1140-8-0x0000000075360000-0x0000000075B10000-memory.dmp

Filesize
7.7MB

Download
memory/1140-7-0x000000007536E000-0x000000007536F000-memory.dmp

Filesize
4KB

Download
memory/1140-6-0x0000000005980000-0x000000000598A000-memory.dmp

Filesize
40KB

Download
memory/1140-0-0x000000007536E000-0x000000007536F000-memory.dmp

Filesize
4KB

Download
memory/1140-4-0x0000000075360000-0x0000000075B10000-memory.dmp

Filesize
7.7MB

Download
memory/1140-3-0x0000000004EB0000-0x0000000004F42000-memory.dmp

Filesize
584KB

Download
memory/1140-2-0x00000000053C0000-0x0000000005964000-memory.dmp

Filesize
5.6MB

Download
memory/1140-1-0x0000000000450000-0x00000000004B8000-memory.dmp

Filesize
416KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads