nanocore | b7f93fdcba04537197b4d1a307bf54da300480074376b631c82c1a2c903a5db5

General

Target

e1bdba8cd7ae8d8f3fe039b5ee58b88d.exe
Size

776KB
MD5

e1bdba8cd7ae8d8f3fe039b5ee58b88d
SHA1

b61a538cdbe88e5f9c769006147d64f93117f890
SHA256

b7f93fdcba04537197b4d1a307bf54da300480074376b631c82c1a2c903a5db5
SHA512

ff17d6743cf79d9753c4a923264ad3eeff999e6d9ed9e119e3c9b05529dddbf06797e676dfc43f3112025845c9b9f038bda2d4f562fcc9d5f43134fd2e37bfbb
SSDEEP

6144:J85JVCO4nPDZvWekYzl23aPfulMJyn/2ENzDScV33TKtJWTlksz/DrPwjqh3O2oC:JqVCjDZuyTSMGJ3TKTmFDzPMar0

Score

10^/10

nanocore evasion keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

godisgood1.hopto.org:7712

Mutex

9ed8d108-2eb1-4e23-9679-783796e4baff

Attributes

activate_away_mode
true
backup_connection_host
backup_dns_server
8.8.4.4
buffer_size
65535
build_time
2021-04-23T17:16:53.813634136Z
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
7712
default_group
Default
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
9ed8d108-2eb1-4e23-9679-783796e4baff
mutex_timeout
5000
prevent_system_sleep
false
primary_connection_host
godisgood1.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

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

e1bdba8cd7ae8d8f3fe039b5ee58b88d.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\NAS Host = "C:\\Program Files (x86)\\NAS Host\\nashost.exe"	e1bdba8cd7ae8d8f3fe039b5ee58b88d.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

e1bdba8cd7ae8d8f3fe039b5ee58b88d.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	e1bdba8cd7ae8d8f3fe039b5ee58b88d.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

e1bdba8cd7ae8d8f3fe039b5ee58b88d.exe

description pid process target process

PID 2176 set thread context of 2560 2176 e1bdba8cd7ae8d8f3fe039b5ee58b88d.exe e1bdba8cd7ae8d8f3fe039b5ee58b88d.exe

description	pid	process	target process
PID 2176 set thread context of 2560	2176	e1bdba8cd7ae8d8f3fe039b5ee58b88d.exe	e1bdba8cd7ae8d8f3fe039b5ee58b88d.exe

Drops file in Program Files directory 2 IoCs

Processes:

e1bdba8cd7ae8d8f3fe039b5ee58b88d.exe

description	ioc	process
File created	C:\Program Files (x86)\NAS Host\nashost.exe	e1bdba8cd7ae8d8f3fe039b5ee58b88d.exe
File opened for modification	C:\Program Files (x86)\NAS Host\nashost.exe	e1bdba8cd7ae8d8f3fe039b5ee58b88d.exe

Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task/Job
T1053

Processes:

schtasks.exeschtasks.exe

pid process

2232 schtasks.exe
2596 schtasks.exe
Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

e1bdba8cd7ae8d8f3fe039b5ee58b88d.exe

pid process

2560 e1bdba8cd7ae8d8f3fe039b5ee58b88d.exe
2560 e1bdba8cd7ae8d8f3fe039b5ee58b88d.exe
2560 e1bdba8cd7ae8d8f3fe039b5ee58b88d.exe
Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

e1bdba8cd7ae8d8f3fe039b5ee58b88d.exe

pid process

2560 e1bdba8cd7ae8d8f3fe039b5ee58b88d.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

e1bdba8cd7ae8d8f3fe039b5ee58b88d.exe

description pid process

Token: SeDebugPrivilege 2560 e1bdba8cd7ae8d8f3fe039b5ee58b88d.exe

pid	process
2232	schtasks.exe
2596	schtasks.exe

pid	process
2560	e1bdba8cd7ae8d8f3fe039b5ee58b88d.exe
2560	e1bdba8cd7ae8d8f3fe039b5ee58b88d.exe
2560	e1bdba8cd7ae8d8f3fe039b5ee58b88d.exe

pid	process
2560	e1bdba8cd7ae8d8f3fe039b5ee58b88d.exe

description	pid	process
Token: SeDebugPrivilege	2560	e1bdba8cd7ae8d8f3fe039b5ee58b88d.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

e1bdba8cd7ae8d8f3fe039b5ee58b88d.exee1bdba8cd7ae8d8f3fe039b5ee58b88d.exe

description	pid	process	target process
PID 2176 wrote to memory of 2560	2176	e1bdba8cd7ae8d8f3fe039b5ee58b88d.exe	e1bdba8cd7ae8d8f3fe039b5ee58b88d.exe
PID 2176 wrote to memory of 2560	2176	e1bdba8cd7ae8d8f3fe039b5ee58b88d.exe	e1bdba8cd7ae8d8f3fe039b5ee58b88d.exe
PID 2176 wrote to memory of 2560	2176	e1bdba8cd7ae8d8f3fe039b5ee58b88d.exe	e1bdba8cd7ae8d8f3fe039b5ee58b88d.exe
PID 2176 wrote to memory of 2560	2176	e1bdba8cd7ae8d8f3fe039b5ee58b88d.exe	e1bdba8cd7ae8d8f3fe039b5ee58b88d.exe
PID 2176 wrote to memory of 2560	2176	e1bdba8cd7ae8d8f3fe039b5ee58b88d.exe	e1bdba8cd7ae8d8f3fe039b5ee58b88d.exe
PID 2176 wrote to memory of 2560	2176	e1bdba8cd7ae8d8f3fe039b5ee58b88d.exe	e1bdba8cd7ae8d8f3fe039b5ee58b88d.exe
PID 2176 wrote to memory of 2560	2176	e1bdba8cd7ae8d8f3fe039b5ee58b88d.exe	e1bdba8cd7ae8d8f3fe039b5ee58b88d.exe
PID 2176 wrote to memory of 2560	2176	e1bdba8cd7ae8d8f3fe039b5ee58b88d.exe	e1bdba8cd7ae8d8f3fe039b5ee58b88d.exe
PID 2176 wrote to memory of 2560	2176	e1bdba8cd7ae8d8f3fe039b5ee58b88d.exe	e1bdba8cd7ae8d8f3fe039b5ee58b88d.exe
PID 2560 wrote to memory of 2232	2560	e1bdba8cd7ae8d8f3fe039b5ee58b88d.exe	schtasks.exe
PID 2560 wrote to memory of 2232	2560	e1bdba8cd7ae8d8f3fe039b5ee58b88d.exe	schtasks.exe
PID 2560 wrote to memory of 2232	2560	e1bdba8cd7ae8d8f3fe039b5ee58b88d.exe	schtasks.exe
PID 2560 wrote to memory of 2232	2560	e1bdba8cd7ae8d8f3fe039b5ee58b88d.exe	schtasks.exe
PID 2560 wrote to memory of 2596	2560	e1bdba8cd7ae8d8f3fe039b5ee58b88d.exe	schtasks.exe
PID 2560 wrote to memory of 2596	2560	e1bdba8cd7ae8d8f3fe039b5ee58b88d.exe	schtasks.exe
PID 2560 wrote to memory of 2596	2560	e1bdba8cd7ae8d8f3fe039b5ee58b88d.exe	schtasks.exe
PID 2560 wrote to memory of 2596	2560	e1bdba8cd7ae8d8f3fe039b5ee58b88d.exe	schtasks.exe

C:\Users\Admin\AppData\Local\Temp\e1bdba8cd7ae8d8f3fe039b5ee58b88d.exe
"C:\Users\Admin\AppData\Local\Temp\e1bdba8cd7ae8d8f3fe039b5ee58b88d.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2176

C:\Users\Admin\AppData\Local\Temp\e1bdba8cd7ae8d8f3fe039b5ee58b88d.exe
"C:\Users\Admin\AppData\Local\Temp\e1bdba8cd7ae8d8f3fe039b5ee58b88d.exe"
2⤵
- Adds Run key to start application
- Checks whether UAC is enabled
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2560

C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "NAS Host" /xml "C:\Users\Admin\AppData\Local\Temp\tmpE9D2.tmp"
3⤵
- Creates scheduled task(s)
PID:2232

C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "NAS Host Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmpEB98.tmp"
3⤵
- Creates scheduled task(s)
PID:2596

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Scheduled Task/Job

1

T1053

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

Scheduled Task/Job

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

Scheduled Task/Job

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpE9D2.tmp
Filesize
1KB

MD5
e7a34760990c1d3fbee9bc02d29dc99d

SHA1
9f786674de276ad569c7feedb603da84f8bca005

SHA256
71a53813f3cbf5855d227dace93eb53f5460f947af05eade10ebfdf4d2c67fc4

SHA512
fd9435696648e4533d2ca55111a338549eba5444c4fc0400168e03bf1241424f538ef9f912d7f35f7f576ef10dc3620f97dbd07fda6132a7e514ceedef8847f7

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpEB98.tmp
Filesize
1KB

MD5
9f554f602c22cfc20079e966d177fadb

SHA1
789baa3425849bf239e47c6bcf352e6693a8c337

SHA256
4c760d5fe0c06cf4bf554170870f41181c61a217c37eb826903094dda86dd1f1

SHA512
b83e3e97dbe38ec4c64d9bef65e2521416f2d7434d78d05e66f729a2e0fbfea3f9bc6f6c4abaf76555af89a9565dfc0853d99067be9042dd66ed6246696eecbb

Download Submit
memory/2176-0-0x0000000074520000-0x0000000074ACB000-memory.dmp

Filesize
5.7MB

Download
memory/2176-1-0x0000000074520000-0x0000000074ACB000-memory.dmp

Filesize
5.7MB

Download
memory/2176-2-0x0000000002080000-0x00000000020C0000-memory.dmp

Filesize
256KB

Download
memory/2176-3-0x0000000074520000-0x0000000074ACB000-memory.dmp

Filesize
5.7MB

Download
memory/2176-4-0x0000000002080000-0x00000000020C0000-memory.dmp

Filesize
256KB

Download
memory/2176-15-0x0000000074520000-0x0000000074ACB000-memory.dmp

Filesize
5.7MB

Download
memory/2560-12-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2560-19-0x0000000002200000-0x0000000002240000-memory.dmp

Filesize
256KB

Download
memory/2560-9-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2560-8-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2560-14-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2560-17-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2560-18-0x00000000744A0000-0x0000000074A4B000-memory.dmp

Filesize
5.7MB

Download
memory/2560-10-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2560-20-0x00000000744A0000-0x0000000074A4B000-memory.dmp

Filesize
5.7MB

Download
memory/2560-23-0x00000000744A0000-0x0000000074A4B000-memory.dmp

Filesize
5.7MB

Download
memory/2560-7-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2560-5-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2560-29-0x00000000744A0000-0x0000000074A4B000-memory.dmp

Filesize
5.7MB

Download
memory/2560-30-0x0000000002200000-0x0000000002240000-memory.dmp

Filesize
256KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads