Analysis
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max time kernel
34s -
max time network
150s -
platform
windows7_x64 -
resource
win7-20240705-en -
resource tags
arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system -
submitted
10-07-2024 01:52
Static task
static1
Behavioral task
behavioral1
Sample
1e1afc422bdba3c73ad37db86fc86d1c.exe
Resource
win7-20240705-en
General
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Target
1e1afc422bdba3c73ad37db86fc86d1c.exe
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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
-
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
-
clear_zone_identifier
false
-
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
-
gc_threshold
1.048576e+07
-
keep_alive_timeout
30000
-
keyboard_logging
false
-
lan_timeout
2500
-
max_packet_size
1.048576e+07
-
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
-
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
-
timeout_interval
5000
-
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\TCP Subsystem = "C:\\Program Files (x86)\\TCP Subsystem\\tcpss.exe" RegSvcs.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
1e1afc422bdba3c73ad37db86fc86d1c.exedescription pid process target process PID 3044 set thread context of 2192 3044 1e1afc422bdba3c73ad37db86fc86d1c.exe RegSvcs.exe -
Drops file in Program Files directory 2 IoCs
Processes:
RegSvcs.exedescription ioc process File created C:\Program Files (x86)\TCP Subsystem\tcpss.exe RegSvcs.exe File opened for modification C:\Program Files (x86)\TCP Subsystem\tcpss.exe RegSvcs.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
Processes:
RegSvcs.exepid process 2192 RegSvcs.exe 2192 RegSvcs.exe 2192 RegSvcs.exe 2192 RegSvcs.exe 2192 RegSvcs.exe 2192 RegSvcs.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
RegSvcs.exepid process 2192 RegSvcs.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
RegSvcs.exedescription pid process Token: SeDebugPrivilege 2192 RegSvcs.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
1e1afc422bdba3c73ad37db86fc86d1c.exedescription pid process target process PID 3044 wrote to memory of 2192 3044 1e1afc422bdba3c73ad37db86fc86d1c.exe RegSvcs.exe PID 3044 wrote to memory of 2192 3044 1e1afc422bdba3c73ad37db86fc86d1c.exe RegSvcs.exe PID 3044 wrote to memory of 2192 3044 1e1afc422bdba3c73ad37db86fc86d1c.exe RegSvcs.exe PID 3044 wrote to memory of 2192 3044 1e1afc422bdba3c73ad37db86fc86d1c.exe RegSvcs.exe PID 3044 wrote to memory of 2192 3044 1e1afc422bdba3c73ad37db86fc86d1c.exe RegSvcs.exe PID 3044 wrote to memory of 2192 3044 1e1afc422bdba3c73ad37db86fc86d1c.exe RegSvcs.exe PID 3044 wrote to memory of 2192 3044 1e1afc422bdba3c73ad37db86fc86d1c.exe RegSvcs.exe PID 3044 wrote to memory of 2192 3044 1e1afc422bdba3c73ad37db86fc86d1c.exe RegSvcs.exe PID 3044 wrote to memory of 2192 3044 1e1afc422bdba3c73ad37db86fc86d1c.exe RegSvcs.exe PID 3044 wrote to memory of 2192 3044 1e1afc422bdba3c73ad37db86fc86d1c.exe RegSvcs.exe PID 3044 wrote to memory of 2192 3044 1e1afc422bdba3c73ad37db86fc86d1c.exe RegSvcs.exe PID 3044 wrote to memory of 2192 3044 1e1afc422bdba3c73ad37db86fc86d1c.exe RegSvcs.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\1e1afc422bdba3c73ad37db86fc86d1c.exe"C:\Users\Admin\AppData\Local\Temp\1e1afc422bdba3c73ad37db86fc86d1c.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/2192-23-0x0000000074DE0000-0x00000000754CE000-memory.dmpFilesize
6.9MB
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memory/2192-36-0x0000000000D80000-0x0000000000D8E000-memory.dmpFilesize
56KB
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memory/2192-49-0x0000000074DE0000-0x00000000754CE000-memory.dmpFilesize
6.9MB
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memory/2192-17-0x0000000000400000-0x0000000000438000-memory.dmpFilesize
224KB
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memory/2192-42-0x00000000046B0000-0x00000000046C4000-memory.dmpFilesize
80KB
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memory/2192-26-0x0000000000480000-0x000000000048A000-memory.dmpFilesize
40KB
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memory/2192-40-0x0000000004690000-0x000000000469E000-memory.dmpFilesize
56KB
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memory/2192-7-0x0000000000400000-0x0000000000438000-memory.dmpFilesize
224KB
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memory/2192-8-0x0000000000400000-0x0000000000438000-memory.dmpFilesize
224KB
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memory/2192-15-0x0000000000400000-0x0000000000438000-memory.dmpFilesize
224KB
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memory/2192-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmpFilesize
4KB
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memory/2192-11-0x0000000000400000-0x0000000000438000-memory.dmpFilesize
224KB
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memory/2192-9-0x0000000000400000-0x0000000000438000-memory.dmpFilesize
224KB
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memory/2192-21-0x0000000000400000-0x0000000000438000-memory.dmpFilesize
224KB
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memory/2192-41-0x0000000004750000-0x000000000477E000-memory.dmpFilesize
184KB
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memory/2192-22-0x0000000074DE0000-0x00000000754CE000-memory.dmpFilesize
6.9MB
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memory/2192-48-0x0000000074DE0000-0x00000000754CE000-memory.dmpFilesize
6.9MB
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memory/2192-39-0x0000000004680000-0x0000000004694000-memory.dmpFilesize
80KB
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memory/2192-38-0x0000000000F20000-0x0000000000F30000-memory.dmpFilesize
64KB
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memory/2192-27-0x0000000000520000-0x000000000053E000-memory.dmpFilesize
120KB
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memory/2192-28-0x0000000000490000-0x000000000049A000-memory.dmpFilesize
40KB
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memory/2192-31-0x0000000000560000-0x0000000000572000-memory.dmpFilesize
72KB
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memory/2192-32-0x0000000000A40000-0x0000000000A5A000-memory.dmpFilesize
104KB
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memory/2192-33-0x0000000000810000-0x000000000081E000-memory.dmpFilesize
56KB
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memory/2192-37-0x0000000000F10000-0x0000000000F24000-memory.dmpFilesize
80KB
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memory/2192-34-0x0000000000A60000-0x0000000000A72000-memory.dmpFilesize
72KB
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memory/2192-35-0x0000000000D70000-0x0000000000D7C000-memory.dmpFilesize
48KB
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memory/3044-1-0x0000000000ED0000-0x0000000000F9A000-memory.dmpFilesize
808KB
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memory/3044-5-0x0000000000860000-0x000000000086E000-memory.dmpFilesize
56KB
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memory/3044-3-0x0000000000370000-0x0000000000382000-memory.dmpFilesize
72KB
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memory/3044-20-0x0000000074DE0000-0x00000000754CE000-memory.dmpFilesize
6.9MB
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memory/3044-6-0x00000000051E0000-0x000000000525A000-memory.dmpFilesize
488KB
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memory/3044-4-0x00000000005C0000-0x00000000005C8000-memory.dmpFilesize
32KB
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memory/3044-0-0x0000000074DEE000-0x0000000074DEF000-memory.dmpFilesize
4KB
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memory/3044-2-0x0000000074DE0000-0x00000000754CE000-memory.dmpFilesize
6.9MB