Analysis
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max time kernel
165s -
max time network
183s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
01/01/2024, 09:49
Static task
static1
Behavioral task
behavioral1
Sample
025079c343931f6b9327d097676bd2e1.exe
Resource
win7-20231215-en
General
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Target
025079c343931f6b9327d097676bd2e1.exe
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Size
1.2MB
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MD5
025079c343931f6b9327d097676bd2e1
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SHA1
752d05636d41be31c9917366756c6fdd89c83e44
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SHA256
0ad4f1d30893f1e1a9cd576cea5ce0ac536ab9b361c7bda325d42fe52f306531
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SHA512
e5f86289f51e28e7948225f20892527ff920cc0ad3bdfe23ce2e5713dbfcd9305a69d11c468cfe0500aa405d4fdd21cc3ab94685de8c83fb99cafd1c9a185d56
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SSDEEP
24576:ART3bs0XvLqO5G1ZyrxRgvTdyfLobcjY4LFgv:N0/MyEsfUbH4L
Malware Config
Extracted
nanocore
1.2.2.0
45.154.4.187:7416
alexwill.ddns.net:7416
e630f89c-2a86-4f4f-b810-5fa9782b92fb
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activate_away_mode
true
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backup_connection_host
alexwill.ddns.net
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backup_dns_server
8.8.4.4
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buffer_size
65535
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build_time
2021-02-14T06:32:50.613656836Z
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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
7416
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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
e630f89c-2a86-4f4f-b810-5fa9782b92fb
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mutex_timeout
5000
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prevent_system_sleep
false
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primary_connection_host
45.154.4.187
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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
true
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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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Detect ZGRat V1 1 IoCs
resource yara_rule behavioral2/memory/4200-9-0x0000000005790000-0x00000000057A6000-memory.dmp family_zgrat_v1 -
description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA 025079c343931f6b9327d097676bd2e1.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4200 set thread context of 4092 4200 025079c343931f6b9327d097676bd2e1.exe 94 -
Suspicious behavior: EnumeratesProcesses 3 IoCs
pid Process 4092 025079c343931f6b9327d097676bd2e1.exe 4092 025079c343931f6b9327d097676bd2e1.exe 4092 025079c343931f6b9327d097676bd2e1.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 4092 025079c343931f6b9327d097676bd2e1.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4092 025079c343931f6b9327d097676bd2e1.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 4200 wrote to memory of 4092 4200 025079c343931f6b9327d097676bd2e1.exe 94 PID 4200 wrote to memory of 4092 4200 025079c343931f6b9327d097676bd2e1.exe 94 PID 4200 wrote to memory of 4092 4200 025079c343931f6b9327d097676bd2e1.exe 94 PID 4200 wrote to memory of 4092 4200 025079c343931f6b9327d097676bd2e1.exe 94 PID 4200 wrote to memory of 4092 4200 025079c343931f6b9327d097676bd2e1.exe 94 PID 4200 wrote to memory of 4092 4200 025079c343931f6b9327d097676bd2e1.exe 94 PID 4200 wrote to memory of 4092 4200 025079c343931f6b9327d097676bd2e1.exe 94 PID 4200 wrote to memory of 4092 4200 025079c343931f6b9327d097676bd2e1.exe 94
Processes
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C:\Users\Admin\AppData\Local\Temp\025079c343931f6b9327d097676bd2e1.exe"C:\Users\Admin\AppData\Local\Temp\025079c343931f6b9327d097676bd2e1.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4200 -
C:\Users\Admin\AppData\Local\Temp\025079c343931f6b9327d097676bd2e1.exe"C:\Users\Admin\AppData\Local\Temp\025079c343931f6b9327d097676bd2e1.exe"2⤵
- Checks whether UAC is enabled
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
PID:4092
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