Analysis
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max time kernel
147s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
14-06-2024 02:44
Static task
static1
Behavioral task
behavioral1
Sample
SY1HWascuqe8wEN.exe
Resource
win7-20240508-en
General
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Target
SY1HWascuqe8wEN.exe
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Size
361KB
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MD5
a8f2d991ebabb3977ddf17fe93a5d4db
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SHA1
26a48de7a0c3833f1dff6bf0098e41f450eb9df1
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SHA256
2a6977944845d772cb0b7ea39725b00690d809b7d05845df349de7dc0681cff4
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SHA512
0ceb4e88ab889dc95da797295927716f37a84dc741308442267f85469900cc66700a32fd882f0d7bec90303263c227b549c8fb7b50e7d4f4883e8c4c97ee7033
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SSDEEP
6144:d6NZGDToBQE60VhejHs4d3QTp9TwfOqlbt1VrZyTGmJbW/rIKemao9Hj2SAF7U2l:d6NZGDToBQE60VhejMg3rfOKTXubop7Q
Malware Config
Extracted
nanocore
1.2.2.0
111.118.183.211:5678
grace147.ddns.net:5678
ccedb01a-467a-424c-9afe-02824128a6c0
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activate_away_mode
true
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backup_connection_host
grace147.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
2020-03-15T04:25:54.002365836Z
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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
true
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connect_delay
4000
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connection_port
5678
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default_group
INVOICE
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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
ccedb01a-467a-424c-9afe-02824128a6c0
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mutex_timeout
5000
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prevent_system_sleep
true
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primary_connection_host
111.118.183.211
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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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Processes:
SY1HWascuqe8wEN.exedescription ioc process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA SY1HWascuqe8wEN.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
SY1HWascuqe8wEN.exedescription pid process target process PID 4252 set thread context of 4880 4252 SY1HWascuqe8wEN.exe SY1HWascuqe8wEN.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
Processes:
SY1HWascuqe8wEN.exepid process 4880 SY1HWascuqe8wEN.exe 4880 SY1HWascuqe8wEN.exe 4880 SY1HWascuqe8wEN.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
SY1HWascuqe8wEN.exepid process 4880 SY1HWascuqe8wEN.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
SY1HWascuqe8wEN.exedescription pid process Token: SeDebugPrivilege 4880 SY1HWascuqe8wEN.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
SY1HWascuqe8wEN.exedescription pid process target process PID 4252 wrote to memory of 4880 4252 SY1HWascuqe8wEN.exe SY1HWascuqe8wEN.exe PID 4252 wrote to memory of 4880 4252 SY1HWascuqe8wEN.exe SY1HWascuqe8wEN.exe PID 4252 wrote to memory of 4880 4252 SY1HWascuqe8wEN.exe SY1HWascuqe8wEN.exe PID 4252 wrote to memory of 4880 4252 SY1HWascuqe8wEN.exe SY1HWascuqe8wEN.exe PID 4252 wrote to memory of 4880 4252 SY1HWascuqe8wEN.exe SY1HWascuqe8wEN.exe PID 4252 wrote to memory of 4880 4252 SY1HWascuqe8wEN.exe SY1HWascuqe8wEN.exe PID 4252 wrote to memory of 4880 4252 SY1HWascuqe8wEN.exe SY1HWascuqe8wEN.exe PID 4252 wrote to memory of 4880 4252 SY1HWascuqe8wEN.exe SY1HWascuqe8wEN.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\SY1HWascuqe8wEN.exe"C:\Users\Admin\AppData\Local\Temp\SY1HWascuqe8wEN.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4252 -
C:\Users\Admin\AppData\Local\Temp\SY1HWascuqe8wEN.exe"{path}"2⤵
- Checks whether UAC is enabled
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
PID:4880
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Microsoft\CLR_v2.0_32\UsageLogs\SY1HWascuqe8wEN.exe.logFilesize
496B
MD5cb76b18ebed3a9f05a14aed43d35fba6
SHA1836a4b4e351846fca08b84149cb734cb59b8c0d6
SHA2568d0edecf54cbbdf7981c8e41a3ed8621503188a87415f9af0fb8d890b138c349
SHA5127631141e4a6dda29452ada666326837372cd3d045f773006f63d9eff15d9432ed00029d9108a72c1a3b858377600a2aab2c9ec03764285c8801b6019babcf21c
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memory/4252-0-0x0000000074A62000-0x0000000074A63000-memory.dmpFilesize
4KB
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memory/4252-1-0x0000000074A60000-0x0000000075011000-memory.dmpFilesize
5.7MB
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memory/4252-2-0x0000000074A60000-0x0000000075011000-memory.dmpFilesize
5.7MB
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memory/4252-3-0x0000000074A60000-0x0000000075011000-memory.dmpFilesize
5.7MB
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memory/4252-8-0x0000000074A60000-0x0000000075011000-memory.dmpFilesize
5.7MB
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memory/4880-7-0x0000000074A60000-0x0000000075011000-memory.dmpFilesize
5.7MB
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memory/4880-9-0x0000000074A60000-0x0000000075011000-memory.dmpFilesize
5.7MB
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memory/4880-4-0x0000000000400000-0x0000000000438000-memory.dmpFilesize
224KB
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memory/4880-11-0x0000000074A60000-0x0000000075011000-memory.dmpFilesize
5.7MB
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memory/4880-12-0x0000000074A60000-0x0000000075011000-memory.dmpFilesize
5.7MB
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memory/4880-13-0x0000000074A60000-0x0000000075011000-memory.dmpFilesize
5.7MB
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memory/4880-14-0x0000000074A60000-0x0000000075011000-memory.dmpFilesize
5.7MB