nanocore | 80804b3caaaf72874605e07e2074cab08bbc643edc1f50bc522856e33153078c

General

Target

PAY_IN_SWIFT1.exe
Size

1.5MB
MD5

2947db781f8773e1cfd6e54827e7a22e
SHA1

3b73da3bd42956bbee90e45650b889024e0a817a
SHA256

e14c947a71fcf9ba011d07768e590eeb06ca0ec4031d80cac02b71f00b418704
SHA512

31b7ed65dc46d6472b9a1453d209432090d5a172cae2ca74347a6d8411b37bcd312210da0184271103e3256178f3872dac921876a90bfd6fd75687fb7373355a
SSDEEP

24576:Ttb20pkaCqT5TBWgNQ7a1t6bFgm+HybKdp2qS87k/e0F54+63O6OiOD6A:QVg5tQ7a1t6b2qGdpDn7Ce0/Gk5

Score

10^/10

nanocore discovery keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

swift-copy.ddns.net:9829

127.0.0.1:9829

Mutex

c6cf1e61-3c13-4f06-9a11-14f4808919ac

Attributes

activate_away_mode
true
backup_connection_host
127.0.0.1
backup_dns_server
8.8.4.4
buffer_size
65535
build_time
2020-03-08T16:49:51.751797736Z
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
9829
default_group
PAY_IN-SWIFT
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
c6cf1e61-3c13-4f06-9a11-14f4808919ac
mutex_timeout
5000
prevent_system_sleep
false
primary_connection_host
swift-copy.ddns.net
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

Drops startup file 1 IoCs

description	ioc	Process
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\chkntfs.url	PAY_IN_SWIFT1.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\NAT Service = "C:\\Program Files (x86)\\NAT Service\\natsvc.exe"	MSBuild.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2336 set thread context of 2364	2336	PAY_IN_SWIFT1.exe	30

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\NAT Service\natsvc.exe	MSBuild.exe
File opened for modification	C:\Program Files (x86)\NAT Service\natsvc.exe	MSBuild.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	PAY_IN_SWIFT1.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MSBuild.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 2 IoCs

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

persistence execution

Scheduled Task

T1053.005

pid	Process
1804	schtasks.exe
2312	schtasks.exe

Suspicious behavior: EnumeratesProcesses 17 IoCs

pid	Process
2364	MSBuild.exe
2364	MSBuild.exe
2364	MSBuild.exe
2336	PAY_IN_SWIFT1.exe
2336	PAY_IN_SWIFT1.exe
2336	PAY_IN_SWIFT1.exe
2336	PAY_IN_SWIFT1.exe
2336	PAY_IN_SWIFT1.exe
2336	PAY_IN_SWIFT1.exe
2336	PAY_IN_SWIFT1.exe
2336	PAY_IN_SWIFT1.exe
2336	PAY_IN_SWIFT1.exe
2336	PAY_IN_SWIFT1.exe
2336	PAY_IN_SWIFT1.exe
2336	PAY_IN_SWIFT1.exe
2336	PAY_IN_SWIFT1.exe
2336	PAY_IN_SWIFT1.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2364	MSBuild.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2364	MSBuild.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
2336	PAY_IN_SWIFT1.exe
2336	PAY_IN_SWIFT1.exe
2336	PAY_IN_SWIFT1.exe

Suspicious use of SendNotifyMessage 3 IoCs

pid	Process
2336	PAY_IN_SWIFT1.exe
2336	PAY_IN_SWIFT1.exe
2336	PAY_IN_SWIFT1.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 2336 wrote to memory of 2364	2336	PAY_IN_SWIFT1.exe	30
PID 2336 wrote to memory of 2364	2336	PAY_IN_SWIFT1.exe	30
PID 2336 wrote to memory of 2364	2336	PAY_IN_SWIFT1.exe	30
PID 2336 wrote to memory of 2364	2336	PAY_IN_SWIFT1.exe	30
PID 2336 wrote to memory of 2364	2336	PAY_IN_SWIFT1.exe	30
PID 2336 wrote to memory of 2364	2336	PAY_IN_SWIFT1.exe	30
PID 2364 wrote to memory of 1804	2364	MSBuild.exe	31
PID 2364 wrote to memory of 1804	2364	MSBuild.exe	31
PID 2364 wrote to memory of 1804	2364	MSBuild.exe	31
PID 2364 wrote to memory of 1804	2364	MSBuild.exe	31
PID 2364 wrote to memory of 2312	2364	MSBuild.exe	33
PID 2364 wrote to memory of 2312	2364	MSBuild.exe	33
PID 2364 wrote to memory of 2312	2364	MSBuild.exe	33
PID 2364 wrote to memory of 2312	2364	MSBuild.exe	33

C:\Users\Admin\AppData\Local\Temp\PAY_IN_SWIFT1.exe
"C:\Users\Admin\AppData\Local\Temp\PAY_IN_SWIFT1.exe"
1⤵
- Drops startup file
- 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:2336
- C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
  "C:\\\\Windows\\\\Microsoft.NET\\\\Framework\\\\v2.0.50727\\\\MSBuild.exe"
  2⤵
  - Adds Run key to start application
  - 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:2364
- - C:\Windows\SysWOW64\schtasks.exe
    "schtasks.exe" /create /f /tn "NAT Service" /xml "C:\Users\Admin\AppData\Local\Temp\tmpA69B.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:1804
- - C:\Windows\SysWOW64\schtasks.exe
    "schtasks.exe" /create /f /tn "NAT Service Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmpA729.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:2312

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

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\tmpA69B.tmp

Filesize
1KB

MD5
ae766004c0d8792953bafffe8f6a2e3b

SHA1
14b12f27543a401e2fe0af8052e116cab0032426

SHA256
1abdd9b6a6b84e4ba1af1282dc84ce276c59ba253f4c4af05fea498a4fd99540

SHA512
e530da4a5d4336fc37838d0e93b5eb3804b9c489c71f6954a47fc81a4c655bb72ec493e109cf96e6e3617d7623ac80697ad3bbd5ffc6281bafc8b34dca5e6567

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpA729.tmp

Filesize
1KB

MD5
45cb9fac03bbbeb9a6e82b85eb3efbda

SHA1
4d6c00b68434d11f346ce844ccbc2ed7b7d4acff

SHA256
185deb301fb4155d92e158bad5a52722c63ae7399a5b9d3d875050d5389b933a

SHA512
00713c53d7193660ba223a47fa46225cb6d870ea5ea794f703efc73e21e6e01b7283dac5be3d5280e553b922521e32bc7db591bf471bd7673a1a0b62b198073b

Download Submit
memory/2336-3-0x0000000002750000-0x00000000027B6000-memory.dmp

Filesize
408KB

Download
memory/2336-12-0x0000000002810000-0x0000000002876000-memory.dmp

Filesize
408KB

Download
memory/2364-6-0x00000000000D0000-0x0000000000108000-memory.dmp

Filesize
224KB

Download
memory/2364-13-0x00000000000D0000-0x0000000000108000-memory.dmp

Filesize
224KB

Download
memory/2364-17-0x0000000074A40000-0x0000000074FEB000-memory.dmp

Filesize
5.7MB

Download
memory/2364-10-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2364-16-0x0000000074A40000-0x0000000074FEB000-memory.dmp

Filesize
5.7MB

Download
memory/2364-4-0x00000000000D0000-0x0000000000108000-memory.dmp

Filesize
224KB

Download
memory/2364-15-0x0000000074A41000-0x0000000074A42000-memory.dmp

Filesize
4KB

Download
memory/2364-14-0x00000000000D0000-0x0000000000108000-memory.dmp

Filesize
224KB

Download
memory/2364-25-0x0000000074A40000-0x0000000074FEB000-memory.dmp

Filesize
5.7MB

Download
memory/2364-26-0x0000000074A40000-0x0000000074FEB000-memory.dmp

Filesize
5.7MB

Download
memory/2364-27-0x0000000074A40000-0x0000000074FEB000-memory.dmp

Filesize
5.7MB

Download
memory/2364-28-0x0000000074A40000-0x0000000074FEB000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads