nanocore | ace19ea61805c955640dab05529ce34d892e454c09aebae8b6e71665ee4df4ce

General

Target
ace19ea61805c955640dab05529ce34d892e454c09aebae8b6e71665ee4df4ce.exe
Size 554KB
Sample200629-5kpxfqt2vx
SHA256 ace19ea61805c955640dab05529ce34d892e454c09aebae8b6e71665ee4df4ce
MD5 cacbf3ea4193db38e18e1d4fa8ecbaf6
SHA1 3fbded86e93cd36e51c888ffde77a312fd1f5de9
SHA512 4763af77fcdf1143dfdc15c1c4b253c92a7382487c48c17eb7ae3f367fccb8b8156edf91e615f48dc447ae9a8672722b565d8058f9b628cab783cef9ff1dde0e
MD5 SHA1 SHA512

Score

10^/10

evasion trojan keylogger stealer spyware nanocore persistence

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

pharmzone.hopto.org:1010
79.134.225.72:1010

Mutex

4226277e-f2be-43a6-87c9-f5164ec5bb36

Attributes

activate_away_mode
true
backup_connection_host
79.134.225.72
backup_dns_server
8.8.4.4
buffer_size
65535
build_time
2020-02-03T16:02:10.835552936Z
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
1010
default_group
@FILE
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
4226277e-f2be-43a6-87c9-f5164ec5bb36
mutex_timeout
5000
prevent_system_sleep
false
primary_connection_host
pharmzone.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

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\WAN Subsystem\wanss.exe	ace19ea61805c955640dab05529ce34d892e454c09aebae8b6e71665ee4df4ce.exe
File opened for modification	C:\Program Files (x86)\WAN Subsystem\wanss.exe	ace19ea61805c955640dab05529ce34d892e454c09aebae8b6e71665ee4df4ce.exe

Adds Run entry to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\WAN Subsystem = "C:\\Program Files (x86)\\WAN Subsystem\\wanss.exe"	ace19ea61805c955640dab05529ce34d892e454c09aebae8b6e71665ee4df4ce.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1344	ace19ea61805c955640dab05529ce34d892e454c09aebae8b6e71665ee4df4ce.exe
Token: SeDebugPrivilege	1160	ace19ea61805c955640dab05529ce34d892e454c09aebae8b6e71665ee4df4ce.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1160	ace19ea61805c955640dab05529ce34d892e454c09aebae8b6e71665ee4df4ce.exe

Creates scheduled task(s) 1 TTPs 3 IoCs

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

persistence

Scheduled Task

T1053

pid	Process
1000	schtasks.exe
1536	schtasks.exe
1792	schtasks.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	ace19ea61805c955640dab05529ce34d892e454c09aebae8b6e71665ee4df4ce.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 1344 wrote to memory of 1000	1344	ace19ea61805c955640dab05529ce34d892e454c09aebae8b6e71665ee4df4ce.exe	24
PID 1344 wrote to memory of 1000	1344	ace19ea61805c955640dab05529ce34d892e454c09aebae8b6e71665ee4df4ce.exe	24
PID 1344 wrote to memory of 1000	1344	ace19ea61805c955640dab05529ce34d892e454c09aebae8b6e71665ee4df4ce.exe	24
PID 1344 wrote to memory of 1000	1344	ace19ea61805c955640dab05529ce34d892e454c09aebae8b6e71665ee4df4ce.exe	24
PID 1344 wrote to memory of 1160	1344	ace19ea61805c955640dab05529ce34d892e454c09aebae8b6e71665ee4df4ce.exe	26
PID 1344 wrote to memory of 1160	1344	ace19ea61805c955640dab05529ce34d892e454c09aebae8b6e71665ee4df4ce.exe	26
PID 1344 wrote to memory of 1160	1344	ace19ea61805c955640dab05529ce34d892e454c09aebae8b6e71665ee4df4ce.exe	26
PID 1344 wrote to memory of 1160	1344	ace19ea61805c955640dab05529ce34d892e454c09aebae8b6e71665ee4df4ce.exe	26
PID 1344 wrote to memory of 1160	1344	ace19ea61805c955640dab05529ce34d892e454c09aebae8b6e71665ee4df4ce.exe	26
PID 1344 wrote to memory of 1160	1344	ace19ea61805c955640dab05529ce34d892e454c09aebae8b6e71665ee4df4ce.exe	26
PID 1344 wrote to memory of 1160	1344	ace19ea61805c955640dab05529ce34d892e454c09aebae8b6e71665ee4df4ce.exe	26
PID 1344 wrote to memory of 1160	1344	ace19ea61805c955640dab05529ce34d892e454c09aebae8b6e71665ee4df4ce.exe	26
PID 1344 wrote to memory of 1160	1344	ace19ea61805c955640dab05529ce34d892e454c09aebae8b6e71665ee4df4ce.exe	26
PID 1160 wrote to memory of 1536	1160	ace19ea61805c955640dab05529ce34d892e454c09aebae8b6e71665ee4df4ce.exe	27
PID 1160 wrote to memory of 1536	1160	ace19ea61805c955640dab05529ce34d892e454c09aebae8b6e71665ee4df4ce.exe	27
PID 1160 wrote to memory of 1536	1160	ace19ea61805c955640dab05529ce34d892e454c09aebae8b6e71665ee4df4ce.exe	27
PID 1160 wrote to memory of 1536	1160	ace19ea61805c955640dab05529ce34d892e454c09aebae8b6e71665ee4df4ce.exe	27
PID 1160 wrote to memory of 1792	1160	ace19ea61805c955640dab05529ce34d892e454c09aebae8b6e71665ee4df4ce.exe	29
PID 1160 wrote to memory of 1792	1160	ace19ea61805c955640dab05529ce34d892e454c09aebae8b6e71665ee4df4ce.exe	29
PID 1160 wrote to memory of 1792	1160	ace19ea61805c955640dab05529ce34d892e454c09aebae8b6e71665ee4df4ce.exe	29
PID 1160 wrote to memory of 1792	1160	ace19ea61805c955640dab05529ce34d892e454c09aebae8b6e71665ee4df4ce.exe	29

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1344 set thread context of 1160	1344	ace19ea61805c955640dab05529ce34d892e454c09aebae8b6e71665ee4df4ce.exe	26

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
1344	ace19ea61805c955640dab05529ce34d892e454c09aebae8b6e71665ee4df4ce.exe
1160	ace19ea61805c955640dab05529ce34d892e454c09aebae8b6e71665ee4df4ce.exe
1160	ace19ea61805c955640dab05529ce34d892e454c09aebae8b6e71665ee4df4ce.exe
1160	ace19ea61805c955640dab05529ce34d892e454c09aebae8b6e71665ee4df4ce.exe
1160	ace19ea61805c955640dab05529ce34d892e454c09aebae8b6e71665ee4df4ce.exe

NanoCore
NanoCore is a remote access tool (RAT) with a variety of capabilities.
keylogger trojan stealer spyware nanocore

C:\Users\Admin\AppData\Local\Temp\ace19ea61805c955640dab05529ce34d892e454c09aebae8b6e71665ee4df4ce.exe
"C:\Users\Admin\AppData\Local\Temp\ace19ea61805c955640dab05529ce34d892e454c09aebae8b6e71665ee4df4ce.exe"
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
PID:1344
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\UuQxbrjE" /XML "C:\Users\Admin\AppData\Local\Temp\tmp9A1C.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:1000
- C:\Users\Admin\AppData\Local\Temp\ace19ea61805c955640dab05529ce34d892e454c09aebae8b6e71665ee4df4ce.exe
  "{path}"
  2⤵
  - Drops file in Program Files directory
  - Adds Run entry to start application
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious behavior: GetForegroundWindowSpam
  - Checks whether UAC is enabled
  - Suspicious use of WriteProcessMemory
  - Suspicious behavior: EnumeratesProcesses
  PID:1160
- - C:\Windows\SysWOW64\schtasks.exe
    "schtasks.exe" /create /f /tn "WAN Subsystem" /xml "C:\Users\Admin\AppData\Local\Temp\tmp9D95.tmp"
    3⤵
    - Creates scheduled task(s)
    PID:1536
- - C:\Windows\SysWOW64\schtasks.exe
    "schtasks.exe" /create /f /tn "WAN Subsystem Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmp9E32.tmp"
    3⤵
    - Creates scheduled task(s)
    PID:1792