Analysis
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max time kernel
122s -
max time network
154s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system -
submitted
30-10-2024 02:41
Static task
static1
Behavioral task
behavioral1
Sample
70494a9ed1d509c12c48aa4dc68f06f73bee77a18a625b576dd515e9f4e0d6c3.exe
Resource
win7-20241010-en
General
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Target
70494a9ed1d509c12c48aa4dc68f06f73bee77a18a625b576dd515e9f4e0d6c3.exe
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Size
636KB
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MD5
10b98a933809918bfcdd9c1ea91edee6
-
SHA1
4e5f1555f8030aab3e98fe7ef31c8083ba9e32f2
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SHA256
70494a9ed1d509c12c48aa4dc68f06f73bee77a18a625b576dd515e9f4e0d6c3
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SHA512
d5b735529dcc61cc92d2ca93a1b477f9e08901e903847ad68d9d63547c46f5d16f29deb3e329a981068be866167df4eeecf2f14f30ae04501b327c6aff6b2dac
-
SSDEEP
12288:sMfzumQeZXgZ2KsYEPpU0TET/BSqxTsJXVl+N84xXF7NPTZW:ssnlwQgEPpUOEdpdSVlD4xVJPTc
Malware Config
Extracted
nanocore
1.2.2.0
66.63.187.113:1664
a376f716-2f77-4943-a431-3a3bcb53b7c0
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activate_away_mode
true
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backup_connection_host
66.63.187.113
-
backup_dns_server
8.8.4.4
-
buffer_size
65535
-
build_time
2024-08-05T03:49:33.827385136Z
-
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
1664
-
default_group
CAT
-
enable_debug_mode
true
-
gc_threshold
1.048576e+07
-
keep_alive_timeout
30000
-
keyboard_logging
false
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lan_timeout
2500
-
max_packet_size
1.048576e+07
-
mutex
a376f716-2f77-4943-a431-3a3bcb53b7c0
-
mutex_timeout
5000
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prevent_system_sleep
false
-
primary_connection_host
66.63.187.113
-
primary_dns_server
8.8.8.8
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request_elevation
true
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restart_delay
5000
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run_delay
0
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run_on_startup
false
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set_critical_process
true
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timeout_interval
5000
-
use_custom_dns_server
false
-
version
1.2.2.0
-
wan_timeout
8000
Signatures
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Nanocore family
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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.
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Adds Run key to start application 2 TTPs 1 IoCs
Processes:
70494a9ed1d509c12c48aa4dc68f06f73bee77a18a625b576dd515e9f4e0d6c3.exedescription ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\WPA Service = "C:\\Program Files (x86)\\WPA Service\\wpasv.exe" 70494a9ed1d509c12c48aa4dc68f06f73bee77a18a625b576dd515e9f4e0d6c3.exe -
Processes:
70494a9ed1d509c12c48aa4dc68f06f73bee77a18a625b576dd515e9f4e0d6c3.exedescription ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA 70494a9ed1d509c12c48aa4dc68f06f73bee77a18a625b576dd515e9f4e0d6c3.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
70494a9ed1d509c12c48aa4dc68f06f73bee77a18a625b576dd515e9f4e0d6c3.exedescription pid Process procid_target PID 1832 set thread context of 2212 1832 70494a9ed1d509c12c48aa4dc68f06f73bee77a18a625b576dd515e9f4e0d6c3.exe 34 -
Drops file in Program Files directory 2 IoCs
Processes:
70494a9ed1d509c12c48aa4dc68f06f73bee77a18a625b576dd515e9f4e0d6c3.exedescription ioc Process File opened for modification C:\Program Files (x86)\WPA Service\wpasv.exe 70494a9ed1d509c12c48aa4dc68f06f73bee77a18a625b576dd515e9f4e0d6c3.exe File created C:\Program Files (x86)\WPA Service\wpasv.exe 70494a9ed1d509c12c48aa4dc68f06f73bee77a18a625b576dd515e9f4e0d6c3.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.
Processes:
70494a9ed1d509c12c48aa4dc68f06f73bee77a18a625b576dd515e9f4e0d6c3.exepowershell.exe70494a9ed1d509c12c48aa4dc68f06f73bee77a18a625b576dd515e9f4e0d6c3.exeschtasks.exeschtasks.exedescription ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 70494a9ed1d509c12c48aa4dc68f06f73bee77a18a625b576dd515e9f4e0d6c3.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 70494a9ed1d509c12c48aa4dc68f06f73bee77a18a625b576dd515e9f4e0d6c3.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.
Processes:
schtasks.exeschtasks.exepid Process 2952 schtasks.exe 2816 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 12 IoCs
Processes:
70494a9ed1d509c12c48aa4dc68f06f73bee77a18a625b576dd515e9f4e0d6c3.exepowershell.exe70494a9ed1d509c12c48aa4dc68f06f73bee77a18a625b576dd515e9f4e0d6c3.exepid Process 1832 70494a9ed1d509c12c48aa4dc68f06f73bee77a18a625b576dd515e9f4e0d6c3.exe 1832 70494a9ed1d509c12c48aa4dc68f06f73bee77a18a625b576dd515e9f4e0d6c3.exe 1832 70494a9ed1d509c12c48aa4dc68f06f73bee77a18a625b576dd515e9f4e0d6c3.exe 1832 70494a9ed1d509c12c48aa4dc68f06f73bee77a18a625b576dd515e9f4e0d6c3.exe 1832 70494a9ed1d509c12c48aa4dc68f06f73bee77a18a625b576dd515e9f4e0d6c3.exe 2092 powershell.exe 2212 70494a9ed1d509c12c48aa4dc68f06f73bee77a18a625b576dd515e9f4e0d6c3.exe 2212 70494a9ed1d509c12c48aa4dc68f06f73bee77a18a625b576dd515e9f4e0d6c3.exe 2212 70494a9ed1d509c12c48aa4dc68f06f73bee77a18a625b576dd515e9f4e0d6c3.exe 2212 70494a9ed1d509c12c48aa4dc68f06f73bee77a18a625b576dd515e9f4e0d6c3.exe 2212 70494a9ed1d509c12c48aa4dc68f06f73bee77a18a625b576dd515e9f4e0d6c3.exe 2212 70494a9ed1d509c12c48aa4dc68f06f73bee77a18a625b576dd515e9f4e0d6c3.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
70494a9ed1d509c12c48aa4dc68f06f73bee77a18a625b576dd515e9f4e0d6c3.exepid Process 2212 70494a9ed1d509c12c48aa4dc68f06f73bee77a18a625b576dd515e9f4e0d6c3.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
70494a9ed1d509c12c48aa4dc68f06f73bee77a18a625b576dd515e9f4e0d6c3.exepowershell.exe70494a9ed1d509c12c48aa4dc68f06f73bee77a18a625b576dd515e9f4e0d6c3.exedescription pid Process Token: SeDebugPrivilege 1832 70494a9ed1d509c12c48aa4dc68f06f73bee77a18a625b576dd515e9f4e0d6c3.exe Token: SeDebugPrivilege 2092 powershell.exe Token: SeDebugPrivilege 2212 70494a9ed1d509c12c48aa4dc68f06f73bee77a18a625b576dd515e9f4e0d6c3.exe -
Suspicious use of WriteProcessMemory 25 IoCs
Processes:
70494a9ed1d509c12c48aa4dc68f06f73bee77a18a625b576dd515e9f4e0d6c3.exe70494a9ed1d509c12c48aa4dc68f06f73bee77a18a625b576dd515e9f4e0d6c3.exedescription pid Process procid_target PID 1832 wrote to memory of 2092 1832 70494a9ed1d509c12c48aa4dc68f06f73bee77a18a625b576dd515e9f4e0d6c3.exe 31 PID 1832 wrote to memory of 2092 1832 70494a9ed1d509c12c48aa4dc68f06f73bee77a18a625b576dd515e9f4e0d6c3.exe 31 PID 1832 wrote to memory of 2092 1832 70494a9ed1d509c12c48aa4dc68f06f73bee77a18a625b576dd515e9f4e0d6c3.exe 31 PID 1832 wrote to memory of 2092 1832 70494a9ed1d509c12c48aa4dc68f06f73bee77a18a625b576dd515e9f4e0d6c3.exe 31 PID 1832 wrote to memory of 1976 1832 70494a9ed1d509c12c48aa4dc68f06f73bee77a18a625b576dd515e9f4e0d6c3.exe 33 PID 1832 wrote to memory of 1976 1832 70494a9ed1d509c12c48aa4dc68f06f73bee77a18a625b576dd515e9f4e0d6c3.exe 33 PID 1832 wrote to memory of 1976 1832 70494a9ed1d509c12c48aa4dc68f06f73bee77a18a625b576dd515e9f4e0d6c3.exe 33 PID 1832 wrote to memory of 1976 1832 70494a9ed1d509c12c48aa4dc68f06f73bee77a18a625b576dd515e9f4e0d6c3.exe 33 PID 1832 wrote to memory of 2212 1832 70494a9ed1d509c12c48aa4dc68f06f73bee77a18a625b576dd515e9f4e0d6c3.exe 34 PID 1832 wrote to memory of 2212 1832 70494a9ed1d509c12c48aa4dc68f06f73bee77a18a625b576dd515e9f4e0d6c3.exe 34 PID 1832 wrote to memory of 2212 1832 70494a9ed1d509c12c48aa4dc68f06f73bee77a18a625b576dd515e9f4e0d6c3.exe 34 PID 1832 wrote to memory of 2212 1832 70494a9ed1d509c12c48aa4dc68f06f73bee77a18a625b576dd515e9f4e0d6c3.exe 34 PID 1832 wrote to memory of 2212 1832 70494a9ed1d509c12c48aa4dc68f06f73bee77a18a625b576dd515e9f4e0d6c3.exe 34 PID 1832 wrote to memory of 2212 1832 70494a9ed1d509c12c48aa4dc68f06f73bee77a18a625b576dd515e9f4e0d6c3.exe 34 PID 1832 wrote to memory of 2212 1832 70494a9ed1d509c12c48aa4dc68f06f73bee77a18a625b576dd515e9f4e0d6c3.exe 34 PID 1832 wrote to memory of 2212 1832 70494a9ed1d509c12c48aa4dc68f06f73bee77a18a625b576dd515e9f4e0d6c3.exe 34 PID 1832 wrote to memory of 2212 1832 70494a9ed1d509c12c48aa4dc68f06f73bee77a18a625b576dd515e9f4e0d6c3.exe 34 PID 2212 wrote to memory of 2952 2212 70494a9ed1d509c12c48aa4dc68f06f73bee77a18a625b576dd515e9f4e0d6c3.exe 35 PID 2212 wrote to memory of 2952 2212 70494a9ed1d509c12c48aa4dc68f06f73bee77a18a625b576dd515e9f4e0d6c3.exe 35 PID 2212 wrote to memory of 2952 2212 70494a9ed1d509c12c48aa4dc68f06f73bee77a18a625b576dd515e9f4e0d6c3.exe 35 PID 2212 wrote to memory of 2952 2212 70494a9ed1d509c12c48aa4dc68f06f73bee77a18a625b576dd515e9f4e0d6c3.exe 35 PID 2212 wrote to memory of 2816 2212 70494a9ed1d509c12c48aa4dc68f06f73bee77a18a625b576dd515e9f4e0d6c3.exe 37 PID 2212 wrote to memory of 2816 2212 70494a9ed1d509c12c48aa4dc68f06f73bee77a18a625b576dd515e9f4e0d6c3.exe 37 PID 2212 wrote to memory of 2816 2212 70494a9ed1d509c12c48aa4dc68f06f73bee77a18a625b576dd515e9f4e0d6c3.exe 37 PID 2212 wrote to memory of 2816 2212 70494a9ed1d509c12c48aa4dc68f06f73bee77a18a625b576dd515e9f4e0d6c3.exe 37
Processes
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C:\Users\Admin\AppData\Local\Temp\70494a9ed1d509c12c48aa4dc68f06f73bee77a18a625b576dd515e9f4e0d6c3.exe"C:\Users\Admin\AppData\Local\Temp\70494a9ed1d509c12c48aa4dc68f06f73bee77a18a625b576dd515e9f4e0d6c3.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1832 -
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\70494a9ed1d509c12c48aa4dc68f06f73bee77a18a625b576dd515e9f4e0d6c3.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2092
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C:\Users\Admin\AppData\Local\Temp\70494a9ed1d509c12c48aa4dc68f06f73bee77a18a625b576dd515e9f4e0d6c3.exe"C:\Users\Admin\AppData\Local\Temp\70494a9ed1d509c12c48aa4dc68f06f73bee77a18a625b576dd515e9f4e0d6c3.exe"2⤵PID:1976
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C:\Users\Admin\AppData\Local\Temp\70494a9ed1d509c12c48aa4dc68f06f73bee77a18a625b576dd515e9f4e0d6c3.exe"C:\Users\Admin\AppData\Local\Temp\70494a9ed1d509c12c48aa4dc68f06f73bee77a18a625b576dd515e9f4e0d6c3.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:2212 -
C:\Windows\SysWOW64\schtasks.exe"schtasks.exe" /create /f /tn "WPA Service" /xml "C:\Users\Admin\AppData\Local\Temp\tmpFD24.tmp"3⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:2952
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C:\Windows\SysWOW64\schtasks.exe"schtasks.exe" /create /f /tn "WPA Service Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmpFF08.tmp"3⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:2816
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-
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
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Filesize
1KB
MD5853f21539db999b660d95dbbe2a763b8
SHA18952586b9866c7f6568b23262ca079fa20993def
SHA25601a2235fd7b266c76fe0ca8b729f05e151648baece5fb361273f0bc8f1af4b6d
SHA512c17fce28622154fa2f6fc664ce97f88149e74b7ab0c368a839763f273739669ca1d6fc9b33c4bbe953b5bbf53e1fb0416beafbff5cdbfca9d97518ed3ec218a3
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Filesize
1KB
MD521de6c3a6440d917bdbb4b491191d9b2
SHA1c63c300affe7147910dc4544d2d5f3029bf321a6
SHA25623af17733a3882cdd82a5bbc321d896b2430dc1bb4b4ac034d129cde5027afc4
SHA512dcd1c464ed36593b990e072940ab415804ef8076743015fff4939211e30e436beb7ce6af3072769abe0214f737cedb210d2b45e6e90da20dac54c3945b11575f