Windows 7 deprecation
Windows 7 will be removed from tria.ge on 2025-03-31
Analysis
-
max time kernel
94s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
22/09/2024, 13:06
Static task
static1
Behavioral task
behavioral1
Sample
18d78dbc4fbda0d58ccae4aa8840e560.exe
Resource
win7-20240903-en
General
-
Target
18d78dbc4fbda0d58ccae4aa8840e560.exe
-
Size
593KB
-
MD5
18d78dbc4fbda0d58ccae4aa8840e560
-
SHA1
2951d8f45b9e1342beab4c8674bcce5672da1558
-
SHA256
3af587731a4050cb520beeb1b67fd2d0654db2edf3968945419218b85461b568
-
SHA512
2f8693e91b398e07998a6645f4790a9b61d1f75ebd07eb8d16cca7598594cf109bf535fb693d61bbc713237cfb2132285674e2cb8d73cde3a11a9249887e6f0b
-
SSDEEP
12288:NHiwc0mNSj83IvhRNi/XAOtqkLmximdS8Irlmo5+Vh7kPzft7:NCwcSj8YvhRoAOAkLx4O+V9Sl
Malware Config
Extracted
nanocore
1.2.2.0
l3g3nd.sytes.net:3132
127.0.0.1:3132
84ab735e-1aa1-40a6-9462-ae2224636060
-
activate_away_mode
true
-
backup_connection_host
127.0.0.1
-
backup_dns_server
8.8.4.4
-
buffer_size
65535
-
build_time
2024-06-28T14:22:27.694177336Z
-
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
3132
-
default_group
l3g3nd
-
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
84ab735e-1aa1-40a6-9462-ae2224636060
-
mutex_timeout
5000
-
prevent_system_sleep
false
-
primary_connection_host
l3g3nd.sytes.net
-
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
-
Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
pid Process 736 powershell.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\Control Panel\International\Geo\Nation 18d78dbc4fbda0d58ccae4aa8840e560.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\WPA Subsystem = "C:\\Program Files (x86)\\WPA Subsystem\\wpass.exe" 18d78dbc4fbda0d58ccae4aa8840e560.exe -
description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA 18d78dbc4fbda0d58ccae4aa8840e560.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 3520 set thread context of 3572 3520 18d78dbc4fbda0d58ccae4aa8840e560.exe 91 -
Drops file in Program Files directory 2 IoCs
description ioc Process File created C:\Program Files (x86)\WPA Subsystem\wpass.exe 18d78dbc4fbda0d58ccae4aa8840e560.exe File opened for modification C:\Program Files (x86)\WPA Subsystem\wpass.exe 18d78dbc4fbda0d58ccae4aa8840e560.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
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 18d78dbc4fbda0d58ccae4aa8840e560.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 18d78dbc4fbda0d58ccae4aa8840e560.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.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 3824 schtasks.exe 1604 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 8 IoCs
pid Process 736 powershell.exe 736 powershell.exe 3572 18d78dbc4fbda0d58ccae4aa8840e560.exe 3572 18d78dbc4fbda0d58ccae4aa8840e560.exe 3572 18d78dbc4fbda0d58ccae4aa8840e560.exe 3572 18d78dbc4fbda0d58ccae4aa8840e560.exe 3572 18d78dbc4fbda0d58ccae4aa8840e560.exe 3572 18d78dbc4fbda0d58ccae4aa8840e560.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 3572 18d78dbc4fbda0d58ccae4aa8840e560.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 736 powershell.exe Token: SeDebugPrivilege 3572 18d78dbc4fbda0d58ccae4aa8840e560.exe -
Suspicious use of WriteProcessMemory 17 IoCs
description pid Process procid_target PID 3520 wrote to memory of 736 3520 18d78dbc4fbda0d58ccae4aa8840e560.exe 89 PID 3520 wrote to memory of 736 3520 18d78dbc4fbda0d58ccae4aa8840e560.exe 89 PID 3520 wrote to memory of 736 3520 18d78dbc4fbda0d58ccae4aa8840e560.exe 89 PID 3520 wrote to memory of 3572 3520 18d78dbc4fbda0d58ccae4aa8840e560.exe 91 PID 3520 wrote to memory of 3572 3520 18d78dbc4fbda0d58ccae4aa8840e560.exe 91 PID 3520 wrote to memory of 3572 3520 18d78dbc4fbda0d58ccae4aa8840e560.exe 91 PID 3520 wrote to memory of 3572 3520 18d78dbc4fbda0d58ccae4aa8840e560.exe 91 PID 3520 wrote to memory of 3572 3520 18d78dbc4fbda0d58ccae4aa8840e560.exe 91 PID 3520 wrote to memory of 3572 3520 18d78dbc4fbda0d58ccae4aa8840e560.exe 91 PID 3520 wrote to memory of 3572 3520 18d78dbc4fbda0d58ccae4aa8840e560.exe 91 PID 3520 wrote to memory of 3572 3520 18d78dbc4fbda0d58ccae4aa8840e560.exe 91 PID 3572 wrote to memory of 3824 3572 18d78dbc4fbda0d58ccae4aa8840e560.exe 92 PID 3572 wrote to memory of 3824 3572 18d78dbc4fbda0d58ccae4aa8840e560.exe 92 PID 3572 wrote to memory of 3824 3572 18d78dbc4fbda0d58ccae4aa8840e560.exe 92 PID 3572 wrote to memory of 1604 3572 18d78dbc4fbda0d58ccae4aa8840e560.exe 94 PID 3572 wrote to memory of 1604 3572 18d78dbc4fbda0d58ccae4aa8840e560.exe 94 PID 3572 wrote to memory of 1604 3572 18d78dbc4fbda0d58ccae4aa8840e560.exe 94
Processes
-
C:\Users\Admin\AppData\Local\Temp\18d78dbc4fbda0d58ccae4aa8840e560.exe"C:\Users\Admin\AppData\Local\Temp\18d78dbc4fbda0d58ccae4aa8840e560.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3520 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\18d78dbc4fbda0d58ccae4aa8840e560.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:736
-
-
C:\Users\Admin\AppData\Local\Temp\18d78dbc4fbda0d58ccae4aa8840e560.exe"C:\Users\Admin\AppData\Local\Temp\18d78dbc4fbda0d58ccae4aa8840e560.exe"2⤵
- 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:3572 -
C:\Windows\SysWOW64\schtasks.exe"schtasks.exe" /create /f /tn "WPA Subsystem" /xml "C:\Users\Admin\AppData\Local\Temp\tmpD8BC.tmp"3⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:3824
-
-
C:\Windows\SysWOW64\schtasks.exe"schtasks.exe" /create /f /tn "WPA Subsystem Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmpDEA9.tmp"3⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:1604
-
-
Network
MITRE ATT&CK Enterprise v15
Execution
Command and Scripting Interpreter
1PowerShell
1Scheduled Task/Job
1Scheduled Task
1Persistence
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
-
C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\18d78dbc4fbda0d58ccae4aa8840e560.exe.log
Filesize1KB
MD58ec831f3e3a3f77e4a7b9cd32b48384c
SHA1d83f09fd87c5bd86e045873c231c14836e76a05c
SHA2567667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982
SHA51226bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3
-
Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
-
Filesize
1KB
MD5a70c3b8a313c9b78ab56fe2e9e899786
SHA1497d5c359f2cb18cc4e16b4f160b372022ae958c
SHA256d6df7fedbe97712b87fa45d550e0e2f14967ada39480898b7b8b8d5a254f4d9c
SHA5129042508d38af9f2191f13d839f43d1ceef3d72bff804bb0e5a1afa0321f0a2a9fa795c76618cc3447b2cb5f81f365870f6b625bb5a9ef056e1b3cae3e7ec21c6
-
Filesize
1KB
MD54365cd1ae65923a319ef2683a45891fe
SHA185dde233112660e31c53884aedfbad52e4547e09
SHA25684b6ce4ba26fa6fb57fa70b9ad191f7c42c71e259897955b5d514385bcd91b58
SHA512d1bd24f504c5c2ecaa3ae98268ccc2e400ea3e16980c6caf394eadf7738225e4d5578fbe62bbe2de3fe0cb56a0d76bb3fc84cef3b9cd2f3d8be6d0becefdc035