Analysis
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max time kernel
149s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
27-03-2024 01:13
Static task
static1
Behavioral task
behavioral1
Sample
e06af978fe18c3d6035be50cc608d9fd.exe
Resource
win7-20240221-en
General
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Target
e06af978fe18c3d6035be50cc608d9fd.exe
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Size
798KB
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MD5
e06af978fe18c3d6035be50cc608d9fd
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SHA1
69e02c531767fdae4886385ec8169792dd522913
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SHA256
2dd6a493c1cf18cba91a42bdb1ea0ac4c008365950e6071e53f3454869437218
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SHA512
97a66ddf3dde9f110101ef30595cf89cd0f0acdc0c899ec1baef52103e33d98dbb4dceede7cc03d3d6411f516d53f710ab364d435d19f20263d9253aeca2b670
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SSDEEP
12288:J9twg7hF4Sd8cgV6X+/PHK6Jyd51Plc8yV13PO3ZkBdyMLntGgaImkAx5N78:T712cWHLJyX1S7X
Malware Config
Extracted
nanocore
1.2.2.0
mec.sytes.net:3259
9358a53f-433c-42f5-bd3f-14ae4da528cf
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activate_away_mode
true
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backup_connection_host
mec.sytes.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
2021-04-04T14:41:53.527071936Z
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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
-
connect_delay
4000
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connection_port
3259
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default_group
Mine
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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
9358a53f-433c-42f5-bd3f-14ae4da528cf
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mutex_timeout
5000
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prevent_system_sleep
true
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primary_connection_host
mec.sytes.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
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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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
e06af978fe18c3d6035be50cc608d9fd.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-566096764-1992588923-1249862864-1000\Control Panel\International\Geo\Nation e06af978fe18c3d6035be50cc608d9fd.exe -
Processes:
e06af978fe18c3d6035be50cc608d9fd.exedescription ioc process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA e06af978fe18c3d6035be50cc608d9fd.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
e06af978fe18c3d6035be50cc608d9fd.exedescription pid process target process PID 4836 set thread context of 4408 4836 e06af978fe18c3d6035be50cc608d9fd.exe e06af978fe18c3d6035be50cc608d9fd.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
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Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
e06af978fe18c3d6035be50cc608d9fd.exee06af978fe18c3d6035be50cc608d9fd.exepid process 4836 e06af978fe18c3d6035be50cc608d9fd.exe 4408 e06af978fe18c3d6035be50cc608d9fd.exe 4408 e06af978fe18c3d6035be50cc608d9fd.exe 4408 e06af978fe18c3d6035be50cc608d9fd.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
e06af978fe18c3d6035be50cc608d9fd.exepid process 4408 e06af978fe18c3d6035be50cc608d9fd.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
e06af978fe18c3d6035be50cc608d9fd.exee06af978fe18c3d6035be50cc608d9fd.exedescription pid process Token: SeDebugPrivilege 4836 e06af978fe18c3d6035be50cc608d9fd.exe Token: SeDebugPrivilege 4408 e06af978fe18c3d6035be50cc608d9fd.exe -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
e06af978fe18c3d6035be50cc608d9fd.exedescription pid process target process PID 4836 wrote to memory of 372 4836 e06af978fe18c3d6035be50cc608d9fd.exe schtasks.exe PID 4836 wrote to memory of 372 4836 e06af978fe18c3d6035be50cc608d9fd.exe schtasks.exe PID 4836 wrote to memory of 372 4836 e06af978fe18c3d6035be50cc608d9fd.exe schtasks.exe PID 4836 wrote to memory of 4408 4836 e06af978fe18c3d6035be50cc608d9fd.exe e06af978fe18c3d6035be50cc608d9fd.exe PID 4836 wrote to memory of 4408 4836 e06af978fe18c3d6035be50cc608d9fd.exe e06af978fe18c3d6035be50cc608d9fd.exe PID 4836 wrote to memory of 4408 4836 e06af978fe18c3d6035be50cc608d9fd.exe e06af978fe18c3d6035be50cc608d9fd.exe PID 4836 wrote to memory of 4408 4836 e06af978fe18c3d6035be50cc608d9fd.exe e06af978fe18c3d6035be50cc608d9fd.exe PID 4836 wrote to memory of 4408 4836 e06af978fe18c3d6035be50cc608d9fd.exe e06af978fe18c3d6035be50cc608d9fd.exe PID 4836 wrote to memory of 4408 4836 e06af978fe18c3d6035be50cc608d9fd.exe e06af978fe18c3d6035be50cc608d9fd.exe PID 4836 wrote to memory of 4408 4836 e06af978fe18c3d6035be50cc608d9fd.exe e06af978fe18c3d6035be50cc608d9fd.exe PID 4836 wrote to memory of 4408 4836 e06af978fe18c3d6035be50cc608d9fd.exe e06af978fe18c3d6035be50cc608d9fd.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\e06af978fe18c3d6035be50cc608d9fd.exe"C:\Users\Admin\AppData\Local\Temp\e06af978fe18c3d6035be50cc608d9fd.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\cdYpjGjFZhT" /XML "C:\Users\Admin\AppData\Local\Temp\tmp7FA.tmp"2⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\Temp\e06af978fe18c3d6035be50cc608d9fd.exe"{path}"2⤵
- Checks whether UAC is enabled
- 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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C:\Users\Admin\AppData\Local\Temp\tmp7FA.tmpFilesize
1KB
MD5982ce00cdf90020b7e7fcac29673ea70
SHA16f60198c20ec83bde2a0e893d6a6e1873a1e72de
SHA256153e885fc19b1812b57d7caabcab1309be2a9128f8d896c42d7ab8f3a64093f3
SHA5128fd47c21de9443d6b38ee9a2d39148bfb9bf97fe00b0aae032459800738278964bffe950b36c9f22fe479f971058cda105c85ff921abbb11e1290e99ed1708b2
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memory/4408-12-0x00000000012B0000-0x00000000012C0000-memory.dmpFilesize
64KB
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memory/4408-15-0x00000000012B0000-0x00000000012C0000-memory.dmpFilesize
64KB
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memory/4408-18-0x00000000012B0000-0x00000000012C0000-memory.dmpFilesize
64KB
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memory/4408-17-0x00000000012B0000-0x00000000012C0000-memory.dmpFilesize
64KB
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memory/4408-16-0x0000000074780000-0x0000000074D31000-memory.dmpFilesize
5.7MB
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memory/4408-8-0x0000000000400000-0x0000000000438000-memory.dmpFilesize
224KB
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memory/4408-14-0x0000000074780000-0x0000000074D31000-memory.dmpFilesize
5.7MB
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memory/4408-11-0x0000000074780000-0x0000000074D31000-memory.dmpFilesize
5.7MB
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memory/4836-0-0x0000000074780000-0x0000000074D31000-memory.dmpFilesize
5.7MB
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memory/4836-10-0x0000000074780000-0x0000000074D31000-memory.dmpFilesize
5.7MB
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memory/4836-2-0x0000000074780000-0x0000000074D31000-memory.dmpFilesize
5.7MB
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memory/4836-1-0x0000000000DB0000-0x0000000000DC0000-memory.dmpFilesize
64KB
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memory/4836-4-0x0000000000DB0000-0x0000000000DC0000-memory.dmpFilesize
64KB
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memory/4836-3-0x0000000074780000-0x0000000074D31000-memory.dmpFilesize
5.7MB