Analysis
- max time kernel
148s - max time network
150s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
06/08/2026, 10:46
Behavioral task
behavioral1
Sample
1HJF65.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
1HJF65.exe
Resource
win11ltsc2024-20260709-en
General
- Target 1HJF65.exe
- Size 203KB
- Sample260806-mt1b2attdy
- SHA256 bd2444b25a4fd417968a84e35d76a32899a712731a5bdee6d9cd1f1e15adde53
- MD5 1845db703cf39a87a966432e46f6143c
- SHA1 0f9db79172d5ea6c7c16992145cbba6846332342
- SHA512 952fbe1749263a27d8c967c874cb6f633595bf41ef7eef4606765ef7b4bafe734b394d9d4a937e4b394e2dfb8650eacf27aa9f4b4f6b0b567ca66077ec3648b7
- SSDEEP 6144:MLV6Bta6dtJmakIM50ZmvN1onPN5rjfmQxu:MLV6BtpmkyvN1MNR1xu
- TLSH T13F14CF167BA98A2FE2DE8679601252129378C2E3D8C3F3DF28D854B65F177E50A470D3
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Extracted
-
nanocore
-
1.2.2.0
-
xinh.io:443
-
www.xinh.io:443
-
ec09c324-999a-4743-8742-35a79ab9e8b2
-
activate_away_mode
true
-
backup_connection_host
www.xinh.io
-
backup_dns_server
8.8.4.4
-
buffer_size
65535
-
build_time
2026-05-18T12:18:38.772640436Z
-
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
Default
-
enable_debug_mode
false
-
gc_threshold
1.048576e+07
-
keep_alive_timeout
30000
-
keyboard_logging
false
-
lan_timeout
2500
-
max_packet_size
1.048576e+07
-
mutex
ec09c324-999a-4743-8742-35a79ab9e8b2
-
mutex_timeout
5000
-
prevent_system_sleep
false
-
primary_connection_host
xinh.io
-
primary_dns_server
8.8.8.8
-
request_elevation
false
-
restart_delay
5000
-
run_delay
9
-
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 5488 dhcphost.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\DHCP Host = "C:\\Program Files (x86)\\DHCP Host\\dhcphost.exe" 1HJF65.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 1HJF65.exe - Drops file in Program Files directory 2 IoCs
description ioc Process File opened for modification C:\Program Files (x86)\DHCP Host\client.log dhcphost.exe File created C:\Program Files (x86)\DHCP Host\dhcphost.exe 1HJF65.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 schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 1HJF65.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language dhcphost.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 1HJF65.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 1556 schtasks.exe 3288 schtasks.exe - Suspicious behavior: EnumeratesProcesses 61 IoCs
pid Process 1264 1HJF65.exe 1264 1HJF65.exe 1264 1HJF65.exe 1264 1HJF65.exe 1264 1HJF65.exe 1264 1HJF65.exe 1264 1HJF65.exe 1264 1HJF65.exe 1264 1HJF65.exe 1264 1HJF65.exe 1264 1HJF65.exe 1264 1HJF65.exe 1264 1HJF65.exe 1264 1HJF65.exe 1264 1HJF65.exe 1264 1HJF65.exe 1264 1HJF65.exe 1264 1HJF65.exe 1264 1HJF65.exe 1264 1HJF65.exe 1264 1HJF65.exe 1264 1HJF65.exe 1264 1HJF65.exe 1264 1HJF65.exe 1264 1HJF65.exe 1264 1HJF65.exe 1264 1HJF65.exe 1264 1HJF65.exe 1264 1HJF65.exe 1264 1HJF65.exe 1264 1HJF65.exe 1264 1HJF65.exe 1264 1HJF65.exe 1264 1HJF65.exe 1264 1HJF65.exe 1264 1HJF65.exe 1264 1HJF65.exe 1264 1HJF65.exe 1264 1HJF65.exe 1264 1HJF65.exe 1264 1HJF65.exe 1264 1HJF65.exe 1264 1HJF65.exe 1264 1HJF65.exe 1264 1HJF65.exe 1264 1HJF65.exe 1264 1HJF65.exe 1264 1HJF65.exe 1264 1HJF65.exe 1264 1HJF65.exe 1264 1HJF65.exe 1264 1HJF65.exe 1264 1HJF65.exe 1264 1HJF65.exe 1264 1HJF65.exe 1264 1HJF65.exe 1264 1HJF65.exe 1264 1HJF65.exe 1264 1HJF65.exe 1264 1HJF65.exe 1264 1HJF65.exe - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 1264 1HJF65.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1264 1HJF65.exe - Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 1264 wrote to memory of 1556 1264 1HJF65.exe 90 PID 1264 wrote to memory of 3288 1264 1HJF65.exe 92
Processes
-
C:\Users\Admin\AppData\Local\Temp\1HJF65.exe"C:\Users\Admin\AppData\Local\Temp\1HJF65.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:1264 -
C:\Windows\SysWOW64\schtasks.exe"schtasks.exe" /create /f /tn "DHCP Host" /xml "C:\Users\Admin\AppData\Local\Temp\tmp8E1D.tmp"2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:1556
-
-
C:\Windows\SysWOW64\schtasks.exe"schtasks.exe" /create /f /tn "DHCP Host Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmp8EAB.tmp"2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:3288
-
-
C:\Users\Admin\AppData\Local\Temp\1HJF65.exe"C:\Users\Admin\AppData\Local\Temp\1HJF65.exe"1⤵
- System Location Discovery: System Language Discovery
PID:1248
-
C:\Program Files (x86)\DHCP Host\dhcphost.exe"C:\Program Files (x86)\DHCP Host\dhcphost.exe"1⤵
- Executes dropped EXE
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
PID:5488
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
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Downloads
- Path C:\Program Files (x86)\DHCP Host\dhcphost.exe
- Size 203KB
- SHA256 bd2444b25a4fd417968a84e35d76a32899a712731a5bdee6d9cd1f1e15adde53
- MD5 1845db703cf39a87a966432e46f6143c
- SHA1 0f9db79172d5ea6c7c16992145cbba6846332342
- SHA512 952fbe1749263a27d8c967c874cb6f633595bf41ef7eef4606765ef7b4bafe734b394d9d4a937e4b394e2dfb8650eacf27aa9f4b4f6b0b567ca66077ec3648b7
- SSDEEP 6144:MLV6Bta6dtJmakIM50ZmvN1onPN5rjfmQxu:MLV6BtpmkyvN1MNR1xu
- TLSH T13F14CF167BA98A2FE2DE8679601252129378C2E3D8C3F3DF28D854B65F177E50A470D3
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\tmp8E1D.tmp
- Size 1KB
- SHA256 6d35ec25284456a48d6c3b57ccf3501086de295bdd11cd4d88398fc946977ca3
- MD5 6b1a8d1eec13060fc212afbb927082d0
- SHA1 26e381f01ab8f0eac7f7b4122bf27a2165027be1
- SHA512 0f43777e5b3e49bf9d701c8a6e00c7bd78707ce701b4a9db8811830bd7b432eb00f53a16be2b46eb173138f5d9063b0cbca6a170ffd9d133ab4576d66c5514f9
- TLSH T1B221AD64ACC0F61B66715629A39197C2DE2A57A301564138FCCC4A7F2FB6186304316B
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Temp\tmp8EAB.tmp
- Size 1KB
- SHA256 112557c2b2d0c669a3b115129dc32f005341e965330fa8f2ad3e5de1926594bc
- MD5 0479d5f304ef2d7e3c15fb24a99f88c1
- SHA1 8edbb1450a656fac5f5e96779ffe440ee8c1aec9
- SHA512 537e8d87e5cd975f0e69bb145f81d6e9d7b0d82eed143ac351304ea38577137386a51fdb7357ec6d641eb04ff5f51e249bba2db8a4b5bf2934d561394a4a3f15
- TLSH T13B21D264ACC0F61B66715629A39257C2DF2A97A341564138FCCC4E7F3FB6186304317B
- MD5 SHA1 SHA512 TLSH