Analysis
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max time kernel
100s -
max time network
153s -
platform
windows7_x64 -
resource
win7-20220414-en -
submitted
05-07-2022 02:18
Static task
static1
Behavioral task
behavioral1
Sample
Payment.exe
Resource
win7-20220414-en
General
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Target
Payment.exe
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Size
642KB
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MD5
c13fd617e3d71f62344df59f397b1270
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SHA1
9d771b382e9f505fd84a35876919ebfae6dc6343
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SHA256
de7bcd7ffa573ffb32e5523cdea0a0fa39bde98a4610f9e791720fa33bf7207a
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SHA512
7f24cabbf7420e92beeb95e486434d610b765c54eb8704b1171b6ce6b9c1e7a40cc887ae041eb6d345c49a43dbb991cda6cfc9119fcead62056ea76564dc36f1
Malware Config
Extracted
nanocore
1.2.2.0
derananocore.ddns.net:1187
194.87.84.118:1187
aee28d0a-78bc-4586-8c8c-8f93e292a11b
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activate_away_mode
true
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backup_connection_host
194.87.84.118
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backup_dns_server
8.8.4.4
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buffer_size
65535
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build_time
2022-04-09T10:37:01.806212736Z
-
bypass_user_account_control
true
- 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
1187
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default_group
Default
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enable_debug_mode
true
-
gc_threshold
1.048576e+07
-
keep_alive_timeout
30000
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keyboard_logging
false
-
lan_timeout
2500
-
max_packet_size
1.048576e+07
-
mutex
aee28d0a-78bc-4586-8c8c-8f93e292a11b
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mutex_timeout
5000
-
prevent_system_sleep
false
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primary_connection_host
derananocore.ddns.net
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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
-
version
1.2.2.0
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wan_timeout
8000
Signatures
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suricata: ET MALWARE Possible NanoCore C2 60B
suricata: ET MALWARE Possible NanoCore C2 60B
-
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
Payment.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\WPA Subsystem = "C:\\Program Files (x86)\\WPA Subsystem\\wpass.exe" Payment.exe -
Processes:
Payment.exedescription ioc process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA Payment.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
Payment.exedescription pid process target process PID 1948 set thread context of 1392 1948 Payment.exe Payment.exe -
Drops file in Program Files directory 2 IoCs
Processes:
Payment.exedescription ioc process File created C:\Program Files (x86)\WPA Subsystem\wpass.exe Payment.exe File opened for modification C:\Program Files (x86)\WPA Subsystem\wpass.exe Payment.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
Payment.exepid process 1392 Payment.exe 1392 Payment.exe 1392 Payment.exe 1392 Payment.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
Payment.exepid process 1392 Payment.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
Payment.exedescription pid process Token: SeDebugPrivilege 1392 Payment.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
Payment.exedescription pid process target process PID 1948 wrote to memory of 1392 1948 Payment.exe Payment.exe PID 1948 wrote to memory of 1392 1948 Payment.exe Payment.exe PID 1948 wrote to memory of 1392 1948 Payment.exe Payment.exe PID 1948 wrote to memory of 1392 1948 Payment.exe Payment.exe PID 1948 wrote to memory of 1392 1948 Payment.exe Payment.exe PID 1948 wrote to memory of 1392 1948 Payment.exe Payment.exe PID 1948 wrote to memory of 1392 1948 Payment.exe Payment.exe PID 1948 wrote to memory of 1392 1948 Payment.exe Payment.exe PID 1948 wrote to memory of 1392 1948 Payment.exe Payment.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\Payment.exe"C:\Users\Admin\AppData\Local\Temp\Payment.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\Payment.exe"C:\Users\Admin\AppData\Local\Temp\Payment.exe"2⤵
- Adds Run key to start application
- Checks whether UAC is enabled
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/1392-73-0x00000000002A0000-0x00000000002AA000-memory.dmpFilesize
40KB
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memory/1392-81-0x0000000000960000-0x000000000096C000-memory.dmpFilesize
48KB
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memory/1392-87-0x0000000000B20000-0x0000000000B34000-memory.dmpFilesize
80KB
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memory/1392-86-0x0000000000CE0000-0x0000000000D0E000-memory.dmpFilesize
184KB
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memory/1392-74-0x00000000003C0000-0x00000000003DE000-memory.dmpFilesize
120KB
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memory/1392-85-0x0000000000AC0000-0x0000000000ACE000-memory.dmpFilesize
56KB
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memory/1392-60-0x0000000000400000-0x0000000000438000-memory.dmpFilesize
224KB
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memory/1392-61-0x0000000000400000-0x0000000000438000-memory.dmpFilesize
224KB
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memory/1392-63-0x0000000000400000-0x0000000000438000-memory.dmpFilesize
224KB
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memory/1392-64-0x0000000000400000-0x0000000000438000-memory.dmpFilesize
224KB
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memory/1392-66-0x0000000000400000-0x0000000000438000-memory.dmpFilesize
224KB
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memory/1392-75-0x00000000002B0000-0x00000000002BA000-memory.dmpFilesize
40KB
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memory/1392-69-0x0000000000400000-0x0000000000438000-memory.dmpFilesize
224KB
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memory/1392-71-0x0000000000400000-0x0000000000438000-memory.dmpFilesize
224KB
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memory/1392-84-0x0000000000A70000-0x0000000000A84000-memory.dmpFilesize
80KB
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memory/1392-83-0x0000000000A60000-0x0000000000A70000-memory.dmpFilesize
64KB
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memory/1392-67-0x000000000041E792-mapping.dmp
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memory/1392-76-0x00000000005D0000-0x00000000005E2000-memory.dmpFilesize
72KB
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memory/1392-77-0x00000000005E0000-0x00000000005FA000-memory.dmpFilesize
104KB
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memory/1392-78-0x0000000000820000-0x000000000082E000-memory.dmpFilesize
56KB
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memory/1392-80-0x0000000000950000-0x000000000095E000-memory.dmpFilesize
56KB
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memory/1392-79-0x0000000000940000-0x0000000000952000-memory.dmpFilesize
72KB
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memory/1392-82-0x0000000000970000-0x0000000000984000-memory.dmpFilesize
80KB
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memory/1948-55-0x0000000076191000-0x0000000076193000-memory.dmpFilesize
8KB
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memory/1948-58-0x0000000007E90000-0x0000000007F0E000-memory.dmpFilesize
504KB
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memory/1948-56-0x0000000000500000-0x0000000000520000-memory.dmpFilesize
128KB
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memory/1948-59-0x0000000004D00000-0x0000000004D3A000-memory.dmpFilesize
232KB
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memory/1948-57-0x0000000000970000-0x000000000097E000-memory.dmpFilesize
56KB
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memory/1948-54-0x0000000000EA0000-0x0000000000F46000-memory.dmpFilesize
664KB