Analysis
- max time kernel
149s - max time network
148s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
08/05/2026, 16:23
Behavioral task
behavioral1
Sample
u888ny.comnano.exe
Resource
win10v2004-20260130-en
Behavioral task
behavioral2
Sample
u888ny.comnano.exe
Resource
win11-20260130-en
General
- Target u888ny.comnano.exe
- Size 203KB
- Sample260508-tv84wset2k
- SHA256 155085a8228664f1bcc9117896956a0bdb5b07f8986f0f09ec16bbdd8d827de3
- MD5 3381551a9a905b25283410a5bdd741c6
- SHA1 1b5620d6fc8a28880ffb5ea834707c338a238cc7
- SHA512 18179226b1fc90530625283524ee94bf1032462d04c05fec37c22c74b71fe54d6012b92b014bf81e1d009ad27ccd56271419c743268320be09b60edc57cff085
- SSDEEP 6144:MLV6Bta6dtJmakIM5q6fA+eXcTTacsRy3Cj+S:MLV6BtpmkPuA+eXsaDCUJ
- TLSH T14114CF6537E4493EE3DE8678701242028379C2E3A8D3F3EE28D461B79B667E44A471D7
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Extracted
-
nanocore
-
1.2.2.0
-
u888ny.com:443
-
ced267a7-1541-49b9-a873-e92488777055
-
activate_away_mode
true
-
backup_connection_host
u888ny.com
-
backup_dns_server
8.8.4.4
-
buffer_size
65535
-
build_time
2026-02-17T18:01:52.753909736Z
-
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
443
-
default_group
u888ny.com
-
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
ced267a7-1541-49b9-a873-e92488777055
-
mutex_timeout
5000
-
prevent_system_sleep
false
-
primary_connection_host
u888ny.com
-
primary_dns_server
8.8.8.8
-
request_elevation
false
-
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
- Executes dropped EXE 1 IoCs
pid Process 2500 agpss.exe - Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\AGP Subsystem = "C:\\Program Files (x86)\\AGP Subsystem\\agpss.exe" u888ny.comnano.exe - Checks whether UAC is enabled 1 TTPs 1 IoCs
description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA u888ny.comnano.exe - Drops file in Program Files directory 2 IoCs
description ioc Process File created C:\Program Files (x86)\AGP Subsystem\agpss.exe u888ny.comnano.exe File opened for modification C:\Program Files (x86)\AGP Subsystem\agpss.exe u888ny.comnano.exe - 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.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language u888ny.comnano.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 agpss.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language u888ny.comnano.exe - Scheduled Task/Job: Scheduled Task 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 4184 schtasks.exe 2200 schtasks.exe - Suspicious behavior: EnumeratesProcesses 42 IoCs
pid Process 2832 u888ny.comnano.exe 2832 u888ny.comnano.exe 2832 u888ny.comnano.exe 2832 u888ny.comnano.exe 2832 u888ny.comnano.exe 2832 u888ny.comnano.exe 2832 u888ny.comnano.exe 2832 u888ny.comnano.exe 2832 u888ny.comnano.exe 2832 u888ny.comnano.exe 2832 u888ny.comnano.exe 2832 u888ny.comnano.exe 2832 u888ny.comnano.exe 2832 u888ny.comnano.exe 2832 u888ny.comnano.exe 2832 u888ny.comnano.exe 2832 u888ny.comnano.exe 2832 u888ny.comnano.exe 2832 u888ny.comnano.exe 2832 u888ny.comnano.exe 2832 u888ny.comnano.exe 2832 u888ny.comnano.exe 2832 u888ny.comnano.exe 2832 u888ny.comnano.exe 2832 u888ny.comnano.exe 2832 u888ny.comnano.exe 2832 u888ny.comnano.exe 2832 u888ny.comnano.exe 2832 u888ny.comnano.exe 2832 u888ny.comnano.exe 2832 u888ny.comnano.exe 2832 u888ny.comnano.exe 2832 u888ny.comnano.exe 2832 u888ny.comnano.exe 2832 u888ny.comnano.exe 2832 u888ny.comnano.exe 2832 u888ny.comnano.exe 2832 u888ny.comnano.exe 2832 u888ny.comnano.exe 2832 u888ny.comnano.exe 2832 u888ny.comnano.exe 2832 u888ny.comnano.exe - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2832 u888ny.comnano.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2832 u888ny.comnano.exe - Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 2832 wrote to memory of 2200 2832 u888ny.comnano.exe 80 PID 2832 wrote to memory of 4184 2832 u888ny.comnano.exe 82
Processes
-
C:\Users\Admin\AppData\Local\Temp\u888ny.comnano.exe"C:\Users\Admin\AppData\Local\Temp\u888ny.comnano.exe"1⤵
- 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:2832 -
C:\Windows\SysWOW64\schtasks.exe"schtasks.exe" /create /f /tn "AGP Subsystem" /xml "C:\Users\Admin\AppData\Local\Temp\tmp1057.tmp"2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:2200
-
-
C:\Windows\SysWOW64\schtasks.exe"schtasks.exe" /create /f /tn "AGP Subsystem Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmp10D5.tmp"2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:4184
-
-
C:\Program Files (x86)\AGP Subsystem\agpss.exe"C:\Program Files (x86)\AGP Subsystem\agpss.exe"1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:2500
-
C:\Users\Admin\AppData\Local\Temp\u888ny.comnano.exe"C:\Users\Admin\AppData\Local\Temp\u888ny.comnano.exe"1⤵
- System Location Discovery: System Language Discovery
PID:2476
Network
MITRE ATT&CK Enterprise v16
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Scheduled Task
1Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Program Files (x86)\AGP Subsystem\agpss.exe
- Size 203KB
- SHA256 155085a8228664f1bcc9117896956a0bdb5b07f8986f0f09ec16bbdd8d827de3
- MD5 3381551a9a905b25283410a5bdd741c6
- SHA1 1b5620d6fc8a28880ffb5ea834707c338a238cc7
- SHA512 18179226b1fc90530625283524ee94bf1032462d04c05fec37c22c74b71fe54d6012b92b014bf81e1d009ad27ccd56271419c743268320be09b60edc57cff085
- SSDEEP 6144:MLV6Bta6dtJmakIM5q6fA+eXcTTacsRy3Cj+S:MLV6BtpmkPuA+eXsaDCUJ
- TLSH T14114CF6537E4493EE3DE8678701242028379C2E3A8D3F3EE28D461B79B667E44A471D7
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\tmp1057.tmp
- Size 1KB
- SHA256 bb7ffb6a49f0910ea3138f62ab6fd95c085579d140f7c5224622a0637066bfed
- MD5 312a6a6b306ce2c9dc073db57e4923b2
- SHA1 3d76d8182a0abb4516a260c4032e20dea3743325
- SHA512 790196cb942fb8b12c1bb6f11e8fd61cd54b68cf0d838c5370ba238ea80a03d2a629b6b1f996234d15a7427db3660efd37e68034c0a1bb4fa0cc5e46c0565771
- TLSH T11B21C064ACC0F61F66715639A39197C2DE2A57A301564138FCCC4E7F3FB6186704316B
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Temp\tmp10D5.tmp
- Size 1KB
- SHA256 ccd9d374a356e8635fe06015e07c986fb0e6f71099234ddc2935a6cb5e1571ac
- MD5 8aefdc623880016d77594b1802f74db6
- SHA1 17608aaab6106247dec66a472516d023272c9b9b
- SHA512 bde73cc8244dcb054ff68b86df14ae644b0816aac8524e746e9bf0e68406c6d7e8ee6a0c642b11a9b197319b023c43fcbdc5eafe9c32e4011ad8065cea0b1eb5
- TLSH T12721E064ACC0F65B62715625A39197C2EF2A97A301164038FCCC4A7F2FB6186304317B
- MD5 SHA1 SHA512 TLSH