Analysis
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max time kernel
152s -
max time network
124s -
platform
windows7_x64 -
resource
win7v200722 -
submitted
31-07-2020 12:02
Static task
static1
Behavioral task
behavioral1
Sample
Bank Swift_7312020_PDF.exe
Resource
win7v200722
General
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Target
Bank Swift_7312020_PDF.exe
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Size
717KB
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MD5
af2b7dc34bb7a628d97a909ae54159a1
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SHA1
99fe057c3bc249bcc23be977c5fc694eeb437566
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SHA256
93e44f3a49647573e0de42b29d80a9ce0af5cb879417e6a3f6a238d88979c662
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SHA512
5a711750b3178465b744e6d6af88e9da0f3739bb40101fce270963052136a304c7d825a2b6e490da9ff8dfe7f72bc43a16e210ac464ae9f1c00d7b6ce58af12e
Malware Config
Extracted
nanocore
1.2.2.0
79.134.225.71:1990
5fd0d027-cda9-482d-9afc-936cf207303c
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activate_away_mode
true
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backup_connection_host
79.134.225.71
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backup_dns_server
8.8.4.4
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buffer_size
65535
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build_time
2020-05-10T12:21:42.299711836Z
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bypass_user_account_control
false
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bypass_user_account_control_data
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clear_access_control
true
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clear_zone_identifier
false
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connect_delay
4000
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connection_port
1990
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default_group
Default
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enable_debug_mode
true
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gc_threshold
1.048576e+07
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keep_alive_timeout
30000
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keyboard_logging
false
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lan_timeout
2500
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max_packet_size
1.048576e+07
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mutex
5fd0d027-cda9-482d-9afc-936cf207303c
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mutex_timeout
5000
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prevent_system_sleep
false
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primary_connection_host
79.134.225.71
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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
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use_custom_dns_server
false
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version
1.2.2.0
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wan_timeout
8000
Signatures
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Suspicious behavior: EnumeratesProcesses 1367 IoCs
Processes:
Bank Swift_7312020_PDF.exeBank Swift_7312020_PDF.exeBank Swift_7312020_PDF.exepid process 108 Bank Swift_7312020_PDF.exe 752 Bank Swift_7312020_PDF.exe 752 Bank Swift_7312020_PDF.exe 752 Bank Swift_7312020_PDF.exe 752 Bank Swift_7312020_PDF.exe 752 Bank Swift_7312020_PDF.exe 752 Bank Swift_7312020_PDF.exe 752 Bank Swift_7312020_PDF.exe 752 Bank Swift_7312020_PDF.exe 752 Bank Swift_7312020_PDF.exe 752 Bank Swift_7312020_PDF.exe 752 Bank Swift_7312020_PDF.exe 752 Bank Swift_7312020_PDF.exe 752 Bank Swift_7312020_PDF.exe 752 Bank Swift_7312020_PDF.exe 752 Bank Swift_7312020_PDF.exe 752 Bank Swift_7312020_PDF.exe 752 Bank Swift_7312020_PDF.exe 752 Bank Swift_7312020_PDF.exe 752 Bank Swift_7312020_PDF.exe 752 Bank Swift_7312020_PDF.exe 752 Bank Swift_7312020_PDF.exe 752 Bank Swift_7312020_PDF.exe 752 Bank Swift_7312020_PDF.exe 752 Bank Swift_7312020_PDF.exe 752 Bank Swift_7312020_PDF.exe 752 Bank Swift_7312020_PDF.exe 752 Bank Swift_7312020_PDF.exe 752 Bank Swift_7312020_PDF.exe 752 Bank Swift_7312020_PDF.exe 752 Bank Swift_7312020_PDF.exe 752 Bank Swift_7312020_PDF.exe 752 Bank Swift_7312020_PDF.exe 752 Bank Swift_7312020_PDF.exe 752 Bank Swift_7312020_PDF.exe 752 Bank Swift_7312020_PDF.exe 752 Bank Swift_7312020_PDF.exe 752 Bank Swift_7312020_PDF.exe 752 Bank Swift_7312020_PDF.exe 752 Bank Swift_7312020_PDF.exe 752 Bank Swift_7312020_PDF.exe 752 Bank Swift_7312020_PDF.exe 752 Bank Swift_7312020_PDF.exe 752 Bank Swift_7312020_PDF.exe 752 Bank Swift_7312020_PDF.exe 752 Bank Swift_7312020_PDF.exe 752 Bank Swift_7312020_PDF.exe 752 Bank Swift_7312020_PDF.exe 788 Bank Swift_7312020_PDF.exe 788 Bank Swift_7312020_PDF.exe 752 Bank Swift_7312020_PDF.exe 752 Bank Swift_7312020_PDF.exe 752 Bank Swift_7312020_PDF.exe 752 Bank Swift_7312020_PDF.exe 752 Bank Swift_7312020_PDF.exe 752 Bank Swift_7312020_PDF.exe 752 Bank Swift_7312020_PDF.exe 752 Bank Swift_7312020_PDF.exe 752 Bank Swift_7312020_PDF.exe 752 Bank Swift_7312020_PDF.exe 752 Bank Swift_7312020_PDF.exe 752 Bank Swift_7312020_PDF.exe 752 Bank Swift_7312020_PDF.exe 752 Bank Swift_7312020_PDF.exe -
Suspicious use of WriteProcessMemory 16 IoCs
Processes:
Bank Swift_7312020_PDF.exeBank Swift_7312020_PDF.exedescription pid process target process PID 108 wrote to memory of 788 108 Bank Swift_7312020_PDF.exe Bank Swift_7312020_PDF.exe PID 108 wrote to memory of 788 108 Bank Swift_7312020_PDF.exe Bank Swift_7312020_PDF.exe PID 108 wrote to memory of 788 108 Bank Swift_7312020_PDF.exe Bank Swift_7312020_PDF.exe PID 108 wrote to memory of 788 108 Bank Swift_7312020_PDF.exe Bank Swift_7312020_PDF.exe PID 108 wrote to memory of 752 108 Bank Swift_7312020_PDF.exe Bank Swift_7312020_PDF.exe PID 108 wrote to memory of 752 108 Bank Swift_7312020_PDF.exe Bank Swift_7312020_PDF.exe PID 108 wrote to memory of 752 108 Bank Swift_7312020_PDF.exe Bank Swift_7312020_PDF.exe PID 108 wrote to memory of 752 108 Bank Swift_7312020_PDF.exe Bank Swift_7312020_PDF.exe PID 788 wrote to memory of 1760 788 Bank Swift_7312020_PDF.exe schtasks.exe PID 788 wrote to memory of 1760 788 Bank Swift_7312020_PDF.exe schtasks.exe PID 788 wrote to memory of 1760 788 Bank Swift_7312020_PDF.exe schtasks.exe PID 788 wrote to memory of 1760 788 Bank Swift_7312020_PDF.exe schtasks.exe PID 788 wrote to memory of 1116 788 Bank Swift_7312020_PDF.exe schtasks.exe PID 788 wrote to memory of 1116 788 Bank Swift_7312020_PDF.exe schtasks.exe PID 788 wrote to memory of 1116 788 Bank Swift_7312020_PDF.exe schtasks.exe PID 788 wrote to memory of 1116 788 Bank Swift_7312020_PDF.exe schtasks.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
Bank Swift_7312020_PDF.exedescription pid process target process PID 108 set thread context of 788 108 Bank Swift_7312020_PDF.exe Bank Swift_7312020_PDF.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
Bank Swift_7312020_PDF.exedescription pid process Token: SeDebugPrivilege 788 Bank Swift_7312020_PDF.exe -
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
Processes:
schtasks.exeschtasks.exepid process 1760 schtasks.exe 1116 schtasks.exe -
Processes:
Bank Swift_7312020_PDF.exedescription ioc process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA Bank Swift_7312020_PDF.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
Processes:
Bank Swift_7312020_PDF.exepid process 108 Bank Swift_7312020_PDF.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
Bank Swift_7312020_PDF.exepid process 788 Bank Swift_7312020_PDF.exe -
Processes:
resource yara_rule behavioral1/memory/788-0-0x0000000000400000-0x000000000047F000-memory.dmp upx behavioral1/memory/788-0-0x0000000000400000-0x000000000047F000-memory.dmp upx behavioral1/memory/788-3-0x0000000000400000-0x000000000047F000-memory.dmp upx behavioral1/memory/788-3-0x0000000000400000-0x000000000047F000-memory.dmp upx behavioral1/memory/788-4-0x0000000000400000-0x000000000047F000-memory.dmp upx behavioral1/memory/788-4-0x0000000000400000-0x000000000047F000-memory.dmp upx -
Drops file in Program Files directory 2 IoCs
Processes:
Bank Swift_7312020_PDF.exedescription ioc process File created C:\Program Files (x86)\SCSI Subsystem\scsiss.exe Bank Swift_7312020_PDF.exe File opened for modification C:\Program Files (x86)\SCSI Subsystem\scsiss.exe Bank Swift_7312020_PDF.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
Bank Swift_7312020_PDF.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\SCSI Subsystem = "C:\\Program Files (x86)\\SCSI Subsystem\\scsiss.exe" Bank Swift_7312020_PDF.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\Bank Swift_7312020_PDF.exe"C:\Users\Admin\AppData\Local\Temp\Bank Swift_7312020_PDF.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
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C:\Users\Admin\AppData\Local\Temp\Bank Swift_7312020_PDF.exe"C:\Users\Admin\AppData\Local\Temp\Bank Swift_7312020_PDF.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
- Suspicious use of AdjustPrivilegeToken
- Checks whether UAC is enabled
- Suspicious behavior: GetForegroundWindowSpam
- Drops file in Program Files directory
- Adds Run key to start application
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C:\Windows\SysWOW64\schtasks.exe"schtasks.exe" /create /f /tn "SCSI Subsystem" /xml "C:\Users\Admin\AppData\Local\Temp\tmpDE6C.tmp"3⤵
- Creates scheduled task(s)
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C:\Windows\SysWOW64\schtasks.exe"schtasks.exe" /create /f /tn "SCSI Subsystem Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmpE050.tmp"3⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\Temp\Bank Swift_7312020_PDF.exe"C:\Users\Admin\AppData\Local\Temp\Bank Swift_7312020_PDF.exe" 2 788 1182172⤵
- Suspicious behavior: EnumeratesProcesses
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\tmpDE6C.tmp
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C:\Users\Admin\AppData\Local\Temp\tmpE050.tmp
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memory/752-2-0x0000000000000000-mapping.dmp
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memory/788-0-0x0000000000400000-0x000000000047F000-memory.dmpFilesize
508KB
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memory/788-1-0x000000000047D710-mapping.dmp
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memory/788-3-0x0000000000400000-0x000000000047F000-memory.dmpFilesize
508KB
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memory/788-4-0x0000000000400000-0x000000000047F000-memory.dmpFilesize
508KB
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memory/788-5-0x00000000002A0000-0x00000000002D8000-memory.dmpFilesize
224KB
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memory/788-6-0x0000000001EA2000-0x0000000001EA3000-memory.dmpFilesize
4KB
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memory/788-7-0x0000000000220000-0x0000000000253000-memory.dmpFilesize
204KB
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memory/1116-11-0x0000000000000000-mapping.dmp
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memory/1760-9-0x0000000000000000-mapping.dmp