Analysis
-
max time kernel
150s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20220414-en -
submitted
04-07-2022 10:13
Static task
static1
Behavioral task
behavioral1
Sample
SecuriteInfo.com.W32.AIDetectNet.01.32694.exe
Resource
win7-20220414-en
General
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Target
SecuriteInfo.com.W32.AIDetectNet.01.32694.exe
-
Size
865KB
-
MD5
a1cae12bf28fe87a4ac72a07ba8ee588
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SHA1
7b50eced7533928bb4c6ea832b870321eb7511fd
-
SHA256
0289b5c2829170ad4bb04daedbd3db5e56474415aee109a91a66ba9fa8a7a179
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SHA512
da9a05b6d8bfba596439efbdf7d84a05897d31a4a66b8608ab47879d6ee951064685040bb57c4462a30920a3858bed4984fa9eb4e2994f6bd1a7ec4e20079edb
Malware Config
Extracted
nanocore
1.2.2.0
config.linkpc.net:3425
e5ec3588-c148-476e-a8f8-2e9038dcba4d
-
activate_away_mode
true
- backup_connection_host
- backup_dns_server
-
buffer_size
65535
-
build_time
2022-04-01T12:01:12.053123736Z
-
bypass_user_account_control
false
-
bypass_user_account_control_data
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
-
clear_access_control
true
-
clear_zone_identifier
false
-
connect_delay
4000
-
connection_port
3425
-
default_group
Default
-
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
e5ec3588-c148-476e-a8f8-2e9038dcba4d
-
mutex_timeout
5000
-
prevent_system_sleep
false
-
primary_connection_host
config.linkpc.net
-
primary_dns_server
config.linkpc.net
-
request_elevation
true
-
restart_delay
5000
-
run_delay
15
-
run_on_startup
true
-
set_critical_process
true
-
timeout_interval
5000
-
use_custom_dns_server
false
-
version
1.2.2.0
-
wan_timeout
8000
Signatures
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suricata: ET MALWARE Possible NanoCore C2 60B
suricata: ET MALWARE Possible NanoCore C2 60B
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
SecuriteInfo.com.W32.AIDetectNet.01.32694.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Control Panel\International\Geo\Nation SecuriteInfo.com.W32.AIDetectNet.01.32694.exe -
Processes:
SecuriteInfo.com.W32.AIDetectNet.01.32694.exedescription ioc process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA SecuriteInfo.com.W32.AIDetectNet.01.32694.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
SecuriteInfo.com.W32.AIDetectNet.01.32694.exedescription pid process target process PID 2324 set thread context of 3144 2324 SecuriteInfo.com.W32.AIDetectNet.01.32694.exe SecuriteInfo.com.W32.AIDetectNet.01.32694.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
-
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
Processes:
schtasks.exeschtasks.exepid process 4260 schtasks.exe 2104 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 10 IoCs
Processes:
SecuriteInfo.com.W32.AIDetectNet.01.32694.exepowershell.exeSecuriteInfo.com.W32.AIDetectNet.01.32694.exepid process 2324 SecuriteInfo.com.W32.AIDetectNet.01.32694.exe 2324 SecuriteInfo.com.W32.AIDetectNet.01.32694.exe 3244 powershell.exe 3244 powershell.exe 3144 SecuriteInfo.com.W32.AIDetectNet.01.32694.exe 3144 SecuriteInfo.com.W32.AIDetectNet.01.32694.exe 3144 SecuriteInfo.com.W32.AIDetectNet.01.32694.exe 3144 SecuriteInfo.com.W32.AIDetectNet.01.32694.exe 3144 SecuriteInfo.com.W32.AIDetectNet.01.32694.exe 3144 SecuriteInfo.com.W32.AIDetectNet.01.32694.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
SecuriteInfo.com.W32.AIDetectNet.01.32694.exepid process 3144 SecuriteInfo.com.W32.AIDetectNet.01.32694.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
SecuriteInfo.com.W32.AIDetectNet.01.32694.exepowershell.exeSecuriteInfo.com.W32.AIDetectNet.01.32694.exedescription pid process Token: SeDebugPrivilege 2324 SecuriteInfo.com.W32.AIDetectNet.01.32694.exe Token: SeDebugPrivilege 3244 powershell.exe Token: SeDebugPrivilege 3144 SecuriteInfo.com.W32.AIDetectNet.01.32694.exe -
Suspicious use of WriteProcessMemory 17 IoCs
Processes:
SecuriteInfo.com.W32.AIDetectNet.01.32694.exeSecuriteInfo.com.W32.AIDetectNet.01.32694.exedescription pid process target process PID 2324 wrote to memory of 3244 2324 SecuriteInfo.com.W32.AIDetectNet.01.32694.exe powershell.exe PID 2324 wrote to memory of 3244 2324 SecuriteInfo.com.W32.AIDetectNet.01.32694.exe powershell.exe PID 2324 wrote to memory of 3244 2324 SecuriteInfo.com.W32.AIDetectNet.01.32694.exe powershell.exe PID 2324 wrote to memory of 2104 2324 SecuriteInfo.com.W32.AIDetectNet.01.32694.exe schtasks.exe PID 2324 wrote to memory of 2104 2324 SecuriteInfo.com.W32.AIDetectNet.01.32694.exe schtasks.exe PID 2324 wrote to memory of 2104 2324 SecuriteInfo.com.W32.AIDetectNet.01.32694.exe schtasks.exe PID 2324 wrote to memory of 3144 2324 SecuriteInfo.com.W32.AIDetectNet.01.32694.exe SecuriteInfo.com.W32.AIDetectNet.01.32694.exe PID 2324 wrote to memory of 3144 2324 SecuriteInfo.com.W32.AIDetectNet.01.32694.exe SecuriteInfo.com.W32.AIDetectNet.01.32694.exe PID 2324 wrote to memory of 3144 2324 SecuriteInfo.com.W32.AIDetectNet.01.32694.exe SecuriteInfo.com.W32.AIDetectNet.01.32694.exe PID 2324 wrote to memory of 3144 2324 SecuriteInfo.com.W32.AIDetectNet.01.32694.exe SecuriteInfo.com.W32.AIDetectNet.01.32694.exe PID 2324 wrote to memory of 3144 2324 SecuriteInfo.com.W32.AIDetectNet.01.32694.exe SecuriteInfo.com.W32.AIDetectNet.01.32694.exe PID 2324 wrote to memory of 3144 2324 SecuriteInfo.com.W32.AIDetectNet.01.32694.exe SecuriteInfo.com.W32.AIDetectNet.01.32694.exe PID 2324 wrote to memory of 3144 2324 SecuriteInfo.com.W32.AIDetectNet.01.32694.exe SecuriteInfo.com.W32.AIDetectNet.01.32694.exe PID 2324 wrote to memory of 3144 2324 SecuriteInfo.com.W32.AIDetectNet.01.32694.exe SecuriteInfo.com.W32.AIDetectNet.01.32694.exe PID 3144 wrote to memory of 4260 3144 SecuriteInfo.com.W32.AIDetectNet.01.32694.exe schtasks.exe PID 3144 wrote to memory of 4260 3144 SecuriteInfo.com.W32.AIDetectNet.01.32694.exe schtasks.exe PID 3144 wrote to memory of 4260 3144 SecuriteInfo.com.W32.AIDetectNet.01.32694.exe schtasks.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.W32.AIDetectNet.01.32694.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.W32.AIDetectNet.01.32694.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\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\tOzYewoc.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\tOzYewoc" /XML "C:\Users\Admin\AppData\Local\Temp\tmp473A.tmp"2⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.W32.AIDetectNet.01.32694.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.W32.AIDetectNet.01.32694.exe"2⤵
- Checks whether UAC is enabled
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\schtasks.exe"schtasks.exe" /create /f /tn "SCSI Subsystem" /xml "C:\Users\Admin\AppData\Local\Temp\tmp4B03.tmp"3⤵
- Creates scheduled task(s)
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\tmp473A.tmpFilesize
1KB
MD5ee2684d5d8e57b4ee0846f740b9fc687
SHA1535566970d01a0771bd6c2973e202e05df8d3b02
SHA25672413f5482b5e7b525f5b01f56bbf0be443894041a84c8cb3ea05ced9e371731
SHA51279c264313dc2d9963f9bbd8e9867fa6b62a69e8d35ee4c50a6e7041a5d32135efe69f89a1b22b104c3bc7b31f48e7d4b912751d8467c631630032bede2c115f8
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C:\Users\Admin\AppData\Local\Temp\tmp4B03.tmpFilesize
1KB
MD531388abf268050ff325eb5d3a56d56a4
SHA1eb790effc5dec43230728ac4bf5f0967abb79e3f
SHA2561996d3914a1e6f639a7f586ec9901222fcbbe55604644e3e031372dacda29875
SHA512bf81e1323c1e6732a37e4eb5d07961ff81f9b04b66b6d1db8af9e81187b87e510a625f6d4024142d3758f0acddf9a0993683cd79a043a0046210bbb76ca1abd6
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memory/2104-137-0x0000000000000000-mapping.dmp
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memory/2324-131-0x0000000007E10000-0x00000000083B4000-memory.dmpFilesize
5.6MB
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memory/2324-132-0x00000000077B0000-0x0000000007842000-memory.dmpFilesize
584KB
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memory/2324-133-0x0000000007950000-0x000000000795A000-memory.dmpFilesize
40KB
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memory/2324-134-0x000000000B750000-0x000000000B7EC000-memory.dmpFilesize
624KB
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memory/2324-135-0x000000000BA90000-0x000000000BAF6000-memory.dmpFilesize
408KB
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memory/2324-130-0x0000000000870000-0x000000000094E000-memory.dmpFilesize
888KB
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memory/3144-141-0x0000000000000000-mapping.dmp
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memory/3144-142-0x0000000000400000-0x0000000000438000-memory.dmpFilesize
224KB
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memory/3244-144-0x00000000057E0000-0x0000000005846000-memory.dmpFilesize
408KB
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memory/3244-150-0x0000000006450000-0x000000000646E000-memory.dmpFilesize
120KB
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memory/3244-143-0x0000000005740000-0x0000000005762000-memory.dmpFilesize
136KB
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memory/3244-138-0x00000000025F0000-0x0000000002626000-memory.dmpFilesize
216KB
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memory/3244-157-0x0000000007510000-0x0000000007518000-memory.dmpFilesize
32KB
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memory/3244-136-0x0000000000000000-mapping.dmp
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memory/3244-147-0x0000000005EE0000-0x0000000005EFE000-memory.dmpFilesize
120KB
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memory/3244-148-0x0000000006470000-0x00000000064A2000-memory.dmpFilesize
200KB
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memory/3244-149-0x0000000070710000-0x000000007075C000-memory.dmpFilesize
304KB
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memory/3244-140-0x0000000005110000-0x0000000005738000-memory.dmpFilesize
6.2MB
-
memory/3244-151-0x0000000007830000-0x0000000007EAA000-memory.dmpFilesize
6.5MB
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memory/3244-152-0x00000000071F0000-0x000000000720A000-memory.dmpFilesize
104KB
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memory/3244-153-0x0000000007260000-0x000000000726A000-memory.dmpFilesize
40KB
-
memory/3244-154-0x0000000007470000-0x0000000007506000-memory.dmpFilesize
600KB
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memory/3244-155-0x0000000007420000-0x000000000742E000-memory.dmpFilesize
56KB
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memory/3244-156-0x0000000007530000-0x000000000754A000-memory.dmpFilesize
104KB
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memory/4260-145-0x0000000000000000-mapping.dmp