Analysis
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max time kernel
147s -
max time network
148s -
platform
windows7_x64 -
resource
win7-20240705-en -
resource tags
arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system -
submitted
11-07-2024 01:23
Static task
static1
Behavioral task
behavioral1
Sample
535a76b11d8e55c1b67db48a5e19521233c2a877f83b65fb6e7edca3257e4a55.exe
Resource
win7-20240705-en
General
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Target
535a76b11d8e55c1b67db48a5e19521233c2a877f83b65fb6e7edca3257e4a55.exe
-
Size
779KB
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MD5
1e1afc422bdba3c73ad37db86fc86d1c
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SHA1
7d8fa74ccf56e88aa3a59310a49cc660e7e8c1fc
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SHA256
535a76b11d8e55c1b67db48a5e19521233c2a877f83b65fb6e7edca3257e4a55
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SHA512
e32a53af3d886d38fb487908eb1d28b521be1c33dc5e31e6b747b0d80c293d39ce058426caf58f155a78355b49f38bdb8d673242e0833a97bf46fdf9effb14bc
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SSDEEP
12288:mCc02cBN2iN/22wPCYdURiDssWe7KtPIfoAXttkBb0k85NgmgDiu14GBlT:mCc0nBN1F2RPdCmW6KtwfNteMHg1ikd
Malware Config
Extracted
nanocore
1.2.2.0
newsddawork.3utilities.com:1620
maxlogs.webhop.me:1620
1fa46b72-10f9-4da3-bc15-84dde165706d
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activate_away_mode
true
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backup_connection_host
maxlogs.webhop.me
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backup_dns_server
8.8.4.4
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buffer_size
65535
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build_time
2024-02-17T03:41:10.727034736Z
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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
1620
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default_group
NewBin
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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
1fa46b72-10f9-4da3-bc15-84dde165706d
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mutex_timeout
5000
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prevent_system_sleep
false
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primary_connection_host
newsddawork.3utilities.com
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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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Adds Run key to start application 2 TTPs 1 IoCs
Processes:
RegSvcs.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\UDP Monitor = "C:\\Program Files (x86)\\UDP Monitor\\udpmon.exe" RegSvcs.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
535a76b11d8e55c1b67db48a5e19521233c2a877f83b65fb6e7edca3257e4a55.exedescription pid process target process PID 1744 set thread context of 2788 1744 535a76b11d8e55c1b67db48a5e19521233c2a877f83b65fb6e7edca3257e4a55.exe RegSvcs.exe -
Drops file in Program Files directory 2 IoCs
Processes:
RegSvcs.exedescription ioc process File created C:\Program Files (x86)\UDP Monitor\udpmon.exe RegSvcs.exe File opened for modification C:\Program Files (x86)\UDP Monitor\udpmon.exe RegSvcs.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
Processes:
RegSvcs.exepid process 2788 RegSvcs.exe 2788 RegSvcs.exe 2788 RegSvcs.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
RegSvcs.exepid process 2788 RegSvcs.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
RegSvcs.exedescription pid process Token: SeDebugPrivilege 2788 RegSvcs.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
535a76b11d8e55c1b67db48a5e19521233c2a877f83b65fb6e7edca3257e4a55.exedescription pid process target process PID 1744 wrote to memory of 2788 1744 535a76b11d8e55c1b67db48a5e19521233c2a877f83b65fb6e7edca3257e4a55.exe RegSvcs.exe PID 1744 wrote to memory of 2788 1744 535a76b11d8e55c1b67db48a5e19521233c2a877f83b65fb6e7edca3257e4a55.exe RegSvcs.exe PID 1744 wrote to memory of 2788 1744 535a76b11d8e55c1b67db48a5e19521233c2a877f83b65fb6e7edca3257e4a55.exe RegSvcs.exe PID 1744 wrote to memory of 2788 1744 535a76b11d8e55c1b67db48a5e19521233c2a877f83b65fb6e7edca3257e4a55.exe RegSvcs.exe PID 1744 wrote to memory of 2788 1744 535a76b11d8e55c1b67db48a5e19521233c2a877f83b65fb6e7edca3257e4a55.exe RegSvcs.exe PID 1744 wrote to memory of 2788 1744 535a76b11d8e55c1b67db48a5e19521233c2a877f83b65fb6e7edca3257e4a55.exe RegSvcs.exe PID 1744 wrote to memory of 2788 1744 535a76b11d8e55c1b67db48a5e19521233c2a877f83b65fb6e7edca3257e4a55.exe RegSvcs.exe PID 1744 wrote to memory of 2788 1744 535a76b11d8e55c1b67db48a5e19521233c2a877f83b65fb6e7edca3257e4a55.exe RegSvcs.exe PID 1744 wrote to memory of 2788 1744 535a76b11d8e55c1b67db48a5e19521233c2a877f83b65fb6e7edca3257e4a55.exe RegSvcs.exe PID 1744 wrote to memory of 2788 1744 535a76b11d8e55c1b67db48a5e19521233c2a877f83b65fb6e7edca3257e4a55.exe RegSvcs.exe PID 1744 wrote to memory of 2788 1744 535a76b11d8e55c1b67db48a5e19521233c2a877f83b65fb6e7edca3257e4a55.exe RegSvcs.exe PID 1744 wrote to memory of 2788 1744 535a76b11d8e55c1b67db48a5e19521233c2a877f83b65fb6e7edca3257e4a55.exe RegSvcs.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\535a76b11d8e55c1b67db48a5e19521233c2a877f83b65fb6e7edca3257e4a55.exe"C:\Users\Admin\AppData\Local\Temp\535a76b11d8e55c1b67db48a5e19521233c2a877f83b65fb6e7edca3257e4a55.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"2⤵
- Adds Run key to start application
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/1744-0-0x000000007427E000-0x000000007427F000-memory.dmpFilesize
4KB
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memory/1744-1-0x0000000000070000-0x000000000013A000-memory.dmpFilesize
808KB
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memory/1744-2-0x0000000074270000-0x000000007495E000-memory.dmpFilesize
6.9MB
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memory/1744-3-0x0000000000810000-0x0000000000822000-memory.dmpFilesize
72KB
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memory/1744-4-0x0000000001EF0000-0x0000000001EF8000-memory.dmpFilesize
32KB
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memory/1744-5-0x0000000001F00000-0x0000000001F0E000-memory.dmpFilesize
56KB
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memory/1744-6-0x0000000004E10000-0x0000000004E8A000-memory.dmpFilesize
488KB
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memory/1744-19-0x0000000074270000-0x000000007495E000-memory.dmpFilesize
6.9MB
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memory/2788-17-0x0000000000400000-0x0000000000438000-memory.dmpFilesize
224KB
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memory/2788-20-0x0000000074270000-0x000000007495E000-memory.dmpFilesize
6.9MB
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memory/2788-7-0x0000000000400000-0x0000000000438000-memory.dmpFilesize
224KB
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memory/2788-15-0x0000000000400000-0x0000000000438000-memory.dmpFilesize
224KB
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memory/2788-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmpFilesize
4KB
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memory/2788-10-0x0000000000400000-0x0000000000438000-memory.dmpFilesize
224KB
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memory/2788-9-0x0000000000400000-0x0000000000438000-memory.dmpFilesize
224KB
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memory/2788-13-0x0000000000400000-0x0000000000438000-memory.dmpFilesize
224KB
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memory/2788-8-0x0000000000400000-0x0000000000438000-memory.dmpFilesize
224KB
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memory/2788-18-0x0000000074270000-0x000000007495E000-memory.dmpFilesize
6.9MB
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memory/2788-23-0x00000000004D0000-0x00000000004DA000-memory.dmpFilesize
40KB
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memory/2788-24-0x00000000004F0000-0x000000000050E000-memory.dmpFilesize
120KB
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memory/2788-25-0x0000000000510000-0x000000000051A000-memory.dmpFilesize
40KB
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memory/2788-26-0x0000000074270000-0x000000007495E000-memory.dmpFilesize
6.9MB
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memory/2788-27-0x0000000074270000-0x000000007495E000-memory.dmpFilesize
6.9MB