nanocore | 38701fe4b63d1436ba2e26cc7e268327299b58bcccbf074bfb2cbbcf57ceb2ea

Analysis

max time kernel
150s
max time network
149s
platform
windows10_x64
resource
win10
submitted
24/06/2020, 15:07

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target
Scan2020-06-17_124920.pdf.scr
Size 1.1MB
Sample200624-b7we3bbdd2
SHA256 38701fe4b63d1436ba2e26cc7e268327299b58bcccbf074bfb2cbbcf57ceb2ea
MD5 e2a70ff4849f01d6e1fe57b4ffb46dd1
SHA1 a8ed7f1f391552de6e1b47b732f23049aa336ae2
SHA512 a52915115bfe8afc1d324460b75ec549661f2c098ee55b5e25b2717dd17476d575005f975f88da1e8d1801049dc490e9a7a90902a78109af78e4998746bb68e1
MD5 SHA1 SHA512

Score

10^/10

evasion persistence keylogger trojan stealer spyware nanocore

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

innocentbooii.hopto.org:55420
185.244.30.33:55420

Mutex

6e2b14a3-13ff-4b67-bea9-ff77b365fb80

Attributes

activate_away_mode
false
backup_connection_host
185.244.30.33
backup_dns_server
buffer_size
65535
build_time
2020-03-19T08:23:28.083062436Z
bypass_user_account_control
false
bypass_user_account_control_data
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
clear_access_control
false
clear_zone_identifier
false
connect_delay
4000
connection_port
55420
default_group
Jboi$$$$
enable_debug_mode
true
gc_threshold
1.0485772e+07
keep_alive_timeout
30000
keyboard_logging
false
lan_timeout
2500
max_packet_size
1.0485772e+07
mutex
6e2b14a3-13ff-4b67-bea9-ff77b365fb80
mutex_timeout
5000
prevent_system_sleep
false
primary_connection_host
innocentbooii.hopto.org
primary_dns_server
request_elevation
true
restart_delay
5000
run_delay
0
run_on_startup
false
set_critical_process
false
timeout_interval
5000
use_custom_dns_server
false
version
1.2.2.0
wan_timeout
8003

Signatures

Adds Run entry to start application 2 TTPs 3 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run	mfuquhgor.pif
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\WindowsUpdate = "C:\\Users\\Admin\\AppData\\Roaming\\92363180\\MFUQUH~1.PIF C:\\Users\\Admin\\AppData\\Roaming\\92363180\\rgnlatt.cst"	mfuquhgor.pif
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\DDP Subsystem = "C:\\Program Files (x86)\\DDP Subsystem\\ddpss.exe"	RegSvcs.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\DDP Subsystem\ddpss.exe	RegSvcs.exe
File opened for modification	C:\Program Files (x86)\DDP Subsystem\ddpss.exe	RegSvcs.exe

Suspicious use of WriteProcessMemory 35 IoCs

description	pid	Process	procid_target
PID 3612 wrote to memory of 3284	3612	Scan2020-06-17_124920.pdf.scr	67
PID 3612 wrote to memory of 3284	3612	Scan2020-06-17_124920.pdf.scr	67
PID 3612 wrote to memory of 3284	3612	Scan2020-06-17_124920.pdf.scr	67
PID 3284 wrote to memory of 2084	3284	mfuquhgor.pif	69
PID 3284 wrote to memory of 2084	3284	mfuquhgor.pif	69
PID 3284 wrote to memory of 2084	3284	mfuquhgor.pif	69
PID 3284 wrote to memory of 776	3284	mfuquhgor.pif	70
PID 3284 wrote to memory of 776	3284	mfuquhgor.pif	70
PID 3284 wrote to memory of 776	3284	mfuquhgor.pif	70
PID 3284 wrote to memory of 796	3284	mfuquhgor.pif	71
PID 3284 wrote to memory of 796	3284	mfuquhgor.pif	71
PID 3284 wrote to memory of 796	3284	mfuquhgor.pif	71
PID 3284 wrote to memory of 3948	3284	mfuquhgor.pif	72
PID 3284 wrote to memory of 3948	3284	mfuquhgor.pif	72
PID 3284 wrote to memory of 3948	3284	mfuquhgor.pif	72
PID 3284 wrote to memory of 692	3284	mfuquhgor.pif	73
PID 3284 wrote to memory of 692	3284	mfuquhgor.pif	73
PID 3284 wrote to memory of 692	3284	mfuquhgor.pif	73
PID 3284 wrote to memory of 416	3284	mfuquhgor.pif	74
PID 3284 wrote to memory of 416	3284	mfuquhgor.pif	74
PID 3284 wrote to memory of 416	3284	mfuquhgor.pif	74
PID 3284 wrote to memory of 3736	3284	mfuquhgor.pif	75
PID 3284 wrote to memory of 3736	3284	mfuquhgor.pif	75
PID 3284 wrote to memory of 3736	3284	mfuquhgor.pif	75
PID 3284 wrote to memory of 820	3284	mfuquhgor.pif	76
PID 3284 wrote to memory of 820	3284	mfuquhgor.pif	76
PID 3284 wrote to memory of 820	3284	mfuquhgor.pif	76
PID 3284 wrote to memory of 820	3284	mfuquhgor.pif	76
PID 3284 wrote to memory of 820	3284	mfuquhgor.pif	76
PID 820 wrote to memory of 352	820	RegSvcs.exe	77
PID 820 wrote to memory of 352	820	RegSvcs.exe	77
PID 820 wrote to memory of 352	820	RegSvcs.exe	77
PID 820 wrote to memory of 4008	820	RegSvcs.exe	79
PID 820 wrote to memory of 4008	820	RegSvcs.exe	79
PID 820 wrote to memory of 4008	820	RegSvcs.exe	79

Executes dropped EXE 1 IoCs

pid	Process
3284	mfuquhgor.pif

Suspicious behavior: EnumeratesProcesses 21 IoCs

pid	Process
3284	mfuquhgor.pif
3284	mfuquhgor.pif
3284	mfuquhgor.pif
3284	mfuquhgor.pif
3284	mfuquhgor.pif
3284	mfuquhgor.pif
3284	mfuquhgor.pif
3284	mfuquhgor.pif
3284	mfuquhgor.pif
3284	mfuquhgor.pif
3284	mfuquhgor.pif
3284	mfuquhgor.pif
3284	mfuquhgor.pif
3284	mfuquhgor.pif
820	RegSvcs.exe
820	RegSvcs.exe
820	RegSvcs.exe
820	RegSvcs.exe
820	RegSvcs.exe
820	RegSvcs.exe
820	RegSvcs.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3284 set thread context of 820	3284	mfuquhgor.pif	76

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	820	RegSvcs.exe
Token: SeDebugPrivilege	820	RegSvcs.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
820	RegSvcs.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

T1053

pid	Process
352	schtasks.exe
4008	schtasks.exe

Disables Task Manager via registry modification
evasion
NanoCore
NanoCore is a remote access tool (RAT) with a variety of capabilities.
keylogger trojan stealer spyware nanocore

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	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\Scan2020-06-17_124920.pdf.scr
"C:\Users\Admin\AppData\Local\Temp\Scan2020-06-17_124920.pdf.scr" /S
1⤵
- Suspicious use of WriteProcessMemory
PID:3612
- C:\Users\Admin\AppData\Roaming\92363180\mfuquhgor.pif
  "C:\Users\Admin\AppData\Roaming\92363180\mfuquhgor.pif" rgnlatt.cst
  2⤵
  - Adds Run entry to start application
  - Suspicious use of WriteProcessMemory
  - Executes dropped EXE
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetThreadContext
  PID:3284
- - C:\Windows\SysWOW64\mshta.exe
    "C:\Windows\SysWOW64\mshta.exe"
    3⤵
    PID:2084
- - C:\Windows\SysWOW64\mshta.exe
    "C:\Windows\SysWOW64\mshta.exe"
    3⤵
    PID:776
- - C:\Windows\SysWOW64\mshta.exe
    "C:\Windows\SysWOW64\mshta.exe"
    3⤵
    PID:796
- - C:\Windows\SysWOW64\mshta.exe
    "C:\Windows\SysWOW64\mshta.exe"
    3⤵
    PID:3948
- - C:\Windows\SysWOW64\mshta.exe
    "C:\Windows\SysWOW64\mshta.exe"
    3⤵
    PID:692
- - C:\Windows\SysWOW64\mshta.exe
    "C:\Windows\SysWOW64\mshta.exe"
    3⤵
    PID:416
- - C:\Windows\SysWOW64\mshta.exe
    "C:\Windows\SysWOW64\mshta.exe"
    3⤵
    PID:3736
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
    3⤵
    - Adds Run entry to start application
    - Drops file in Program Files directory
    - Suspicious use of WriteProcessMemory
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious behavior: GetForegroundWindowSpam
    - Checks whether UAC is enabled
    PID:820
  - - C:\Windows\SysWOW64\schtasks.exe
      "schtasks.exe" /create /f /tn "DDP Subsystem" /xml "C:\Users\Admin\AppData\Local\Temp\tmpAA93.tmp"
      4⤵
      Creates scheduled task(s)
      PID:352
  - - C:\Windows\SysWOW64\schtasks.exe
      "schtasks.exe" /create /f /tn "DDP Subsystem Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmpAB01.tmp"
      4⤵
      Creates scheduled task(s)
      PID:4008

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

T1053

Persistence

Registry Run Keys / Startup Folder

T1060

Scheduled Task

T1053

Privilege Escalation

Scheduled Task

T1053

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/820-14-0x0000000001100000-0x000000000165E000-memory.dmp

Download