Analysis
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max time kernel
149s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240730-en -
resource tags
arch:x64arch:x86image:win10v2004-20240730-enlocale:en-usos:windows10-2004-x64system -
submitted
02-08-2024 01:56
Static task
static1
Behavioral task
behavioral1
Sample
36d910db5480443e681e9ccaae98daa5.exe
Resource
win7-20240704-en
General
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Target
36d910db5480443e681e9ccaae98daa5.exe
-
Size
591KB
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MD5
36d910db5480443e681e9ccaae98daa5
-
SHA1
37aede51253ea0e6e3c032e5131e51285654e711
-
SHA256
a9b2c3cfd1964fc818c4ba2955f17482db01a5e6130dcbdc93272c34ddb31343
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SHA512
e7556c058431cc618d0482e108f6fb78427c751c661c32c1d006a4bdc63f5a6801b08e7aee87b9a0e8025be33ce7a11d2ee7360725552630552ef1bd4d97e50c
-
SSDEEP
12288:6XHafsJMsvTewct5Fc4QqGNwTgQToxuf0NsUcp2Zi7XLVH9EW:WafQMUTe5e4QpwI00NmOM0
Malware Config
Extracted
nanocore
1.2.2.0
213.152.161.181:45808
724426ed-9454-4c88-a403-247ed8c8ccb6
-
activate_away_mode
true
- backup_connection_host
-
backup_dns_server
84.200.70.40
-
buffer_size
65535
-
build_time
2024-03-23T08:16:32.230976436Z
-
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
45808
-
default_group
Default
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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
724426ed-9454-4c88-a403-247ed8c8ccb6
-
mutex_timeout
5000
-
prevent_system_sleep
false
-
primary_connection_host
213.152.161.181
-
primary_dns_server
84.200.69.80
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request_elevation
true
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restart_delay
5000
-
run_delay
0
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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
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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.
-
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
36d910db5480443e681e9ccaae98daa5.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-2721909339-1374969515-2476821579-1000\Control Panel\International\Geo\Nation 36d910db5480443e681e9ccaae98daa5.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
RegSvcs.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\PCI Service = "C:\\Program Files (x86)\\PCI Service\\pcisvc.exe" RegSvcs.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
36d910db5480443e681e9ccaae98daa5.exedescription pid process target process PID 4576 set thread context of 4320 4576 36d910db5480443e681e9ccaae98daa5.exe RegSvcs.exe -
Drops file in Program Files directory 2 IoCs
Processes:
RegSvcs.exedescription ioc process File created C:\Program Files (x86)\PCI Service\pcisvc.exe RegSvcs.exe File opened for modification C:\Program Files (x86)\PCI Service\pcisvc.exe RegSvcs.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 6 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
Processes:
36d910db5480443e681e9ccaae98daa5.exepowershell.exeschtasks.exeRegSvcs.exeschtasks.exeschtasks.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 36d910db5480443e681e9ccaae98daa5.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 RegSvcs.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 3 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
Processes:
schtasks.exeschtasks.exeschtasks.exepid process 2308 schtasks.exe 1076 schtasks.exe 2956 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 15 IoCs
Processes:
36d910db5480443e681e9ccaae98daa5.exepowershell.exeRegSvcs.exepid process 4576 36d910db5480443e681e9ccaae98daa5.exe 4576 36d910db5480443e681e9ccaae98daa5.exe 4576 36d910db5480443e681e9ccaae98daa5.exe 4576 36d910db5480443e681e9ccaae98daa5.exe 4576 36d910db5480443e681e9ccaae98daa5.exe 4576 36d910db5480443e681e9ccaae98daa5.exe 4576 36d910db5480443e681e9ccaae98daa5.exe 1384 powershell.exe 1384 powershell.exe 4320 RegSvcs.exe 4320 RegSvcs.exe 4320 RegSvcs.exe 4320 RegSvcs.exe 4320 RegSvcs.exe 4320 RegSvcs.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
RegSvcs.exepid process 4320 RegSvcs.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
36d910db5480443e681e9ccaae98daa5.exepowershell.exeRegSvcs.exedescription pid process Token: SeDebugPrivilege 4576 36d910db5480443e681e9ccaae98daa5.exe Token: SeDebugPrivilege 1384 powershell.exe Token: SeDebugPrivilege 4320 RegSvcs.exe -
Suspicious use of WriteProcessMemory 20 IoCs
Processes:
36d910db5480443e681e9ccaae98daa5.exeRegSvcs.exedescription pid process target process PID 4576 wrote to memory of 1384 4576 36d910db5480443e681e9ccaae98daa5.exe powershell.exe PID 4576 wrote to memory of 1384 4576 36d910db5480443e681e9ccaae98daa5.exe powershell.exe PID 4576 wrote to memory of 1384 4576 36d910db5480443e681e9ccaae98daa5.exe powershell.exe PID 4576 wrote to memory of 2308 4576 36d910db5480443e681e9ccaae98daa5.exe schtasks.exe PID 4576 wrote to memory of 2308 4576 36d910db5480443e681e9ccaae98daa5.exe schtasks.exe PID 4576 wrote to memory of 2308 4576 36d910db5480443e681e9ccaae98daa5.exe schtasks.exe PID 4576 wrote to memory of 4320 4576 36d910db5480443e681e9ccaae98daa5.exe RegSvcs.exe PID 4576 wrote to memory of 4320 4576 36d910db5480443e681e9ccaae98daa5.exe RegSvcs.exe PID 4576 wrote to memory of 4320 4576 36d910db5480443e681e9ccaae98daa5.exe RegSvcs.exe PID 4576 wrote to memory of 4320 4576 36d910db5480443e681e9ccaae98daa5.exe RegSvcs.exe PID 4576 wrote to memory of 4320 4576 36d910db5480443e681e9ccaae98daa5.exe RegSvcs.exe PID 4576 wrote to memory of 4320 4576 36d910db5480443e681e9ccaae98daa5.exe RegSvcs.exe PID 4576 wrote to memory of 4320 4576 36d910db5480443e681e9ccaae98daa5.exe RegSvcs.exe PID 4576 wrote to memory of 4320 4576 36d910db5480443e681e9ccaae98daa5.exe RegSvcs.exe PID 4320 wrote to memory of 1076 4320 RegSvcs.exe schtasks.exe PID 4320 wrote to memory of 1076 4320 RegSvcs.exe schtasks.exe PID 4320 wrote to memory of 1076 4320 RegSvcs.exe schtasks.exe PID 4320 wrote to memory of 2956 4320 RegSvcs.exe schtasks.exe PID 4320 wrote to memory of 2956 4320 RegSvcs.exe schtasks.exe PID 4320 wrote to memory of 2956 4320 RegSvcs.exe schtasks.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\36d910db5480443e681e9ccaae98daa5.exe"C:\Users\Admin\AppData\Local\Temp\36d910db5480443e681e9ccaae98daa5.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4576 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\gLCtqBlZtm.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1384 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\gLCtqBlZtm" /XML "C:\Users\Admin\AppData\Local\Temp\tmp22E.tmp"2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:2308 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"2⤵
- Adds Run key to start application
- 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:4320 -
C:\Windows\SysWOW64\schtasks.exe"schtasks.exe" /create /f /tn "PCI Service" /xml "C:\Users\Admin\AppData\Local\Temp\tmp6B2.tmp"3⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:1076 -
C:\Windows\SysWOW64\schtasks.exe"schtasks.exe" /create /f /tn "PCI Service Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmpE92.tmp"3⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:2956
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
-
Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
-
Filesize
1KB
MD5a916368761c1d76d3675bbbd251a4bf0
SHA18dd5684d6d69aef997cb320e8841db3d79e40a0a
SHA2566c57471c606614f83eddcc7afe61f82e18b04a84e55ec2f0d81065345919a026
SHA512ceec7774904d348420b07ec43d030ffc6d9f9be2cd0fac865967edd632e384c45eb74a7b76502bdcb529e64bdcd3c2c5f1dbf5026e09ddf32bffc7ff2b297890
-
Filesize
1KB
MD58cad1b41587ced0f1e74396794f31d58
SHA111054bf74fcf5e8e412768035e4dae43aa7b710f
SHA2563086d914f6b23268f8a12cb1a05516cd5465c2577e1d1e449f1b45c8e5e8f83c
SHA51299c2ef89029de51a866df932841684b7fc912df21e10e2dd0d09e400203bbdc6cba6319a31780b7bf8b286d2cea8ea3fc7d084348bf2f002ab4f5a34218ccbef
-
Filesize
1KB
MD5a4f6fa4537e2dcf0d3e2802c0f070a4d
SHA103545095bfeddd7656b5b8547ab84a810324a94f
SHA256192ac26e1895b267149bde35c55327f4a441693495239da5899062924d45bd11
SHA512a4293123d718b0511a8301a7f536e403cecf8bc89f25f9dc4692b293eb8a554a8eb67993a26fe0e96792b6eb3573b34e9b270777cafe95c2383268da6d40fd2e