Analysis
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max time kernel
153s -
max time network
165s -
platform
windows10-2004_x64 -
resource
win10v2004-20220414-en -
submitted
21-05-2022 18:41
Static task
static1
Behavioral task
behavioral1
Sample
PRICE_RE.exe
Resource
win7-20220414-en
General
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Target
PRICE_RE.exe
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Size
1.4MB
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MD5
9000eabbb3b94cf32249a39895562c42
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SHA1
5a3c1d237ea4ce0b9600b2a364a92dcf93733e1c
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SHA256
f8166e1205c9dd0761f42f47c8d3e3c944b72b1fd3713a0383040f263987a649
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SHA512
c7f2502eddc06a03f1992d3cef00931334212b073ac75734d3b6c817f48a7f7a41b788b20e5e45c3314d3974d19e6ee55109a85019959e026480007674416edd
Malware Config
Extracted
nanocore
1.2.2.0
u852121.nvpn.so:3410
294ce57f-f84f-4bfd-9184-6c75311f82d9
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activate_away_mode
true
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backup_connection_host
u852121.nvpn.so
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backup_dns_server
8.8.4.4
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buffer_size
65535
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build_time
2019-12-24T04:29:16.319887736Z
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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
3410
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default_group
VPN
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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
-
lan_timeout
2500
-
max_packet_size
1.048576e+07
-
mutex
294ce57f-f84f-4bfd-9184-6c75311f82d9
-
mutex_timeout
5000
-
prevent_system_sleep
false
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primary_connection_host
u852121.nvpn.so
-
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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Drops startup file 1 IoCs
Processes:
PRICE_RE.exedescription ioc process File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\cdprt.url PRICE_RE.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
PRICE_RE.exedescription pid process target process PID 2896 set thread context of 448 2896 PRICE_RE.exe MSBuild.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
Processes:
MSBuild.exepid process 448 MSBuild.exe 448 MSBuild.exe 448 MSBuild.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
MSBuild.exepid process 448 MSBuild.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
MSBuild.exedescription pid process Token: SeDebugPrivilege 448 MSBuild.exe -
Suspicious use of FindShellTrayWindow 3 IoCs
Processes:
PRICE_RE.exepid process 2896 PRICE_RE.exe 2896 PRICE_RE.exe 2896 PRICE_RE.exe -
Suspicious use of SendNotifyMessage 3 IoCs
Processes:
PRICE_RE.exepid process 2896 PRICE_RE.exe 2896 PRICE_RE.exe 2896 PRICE_RE.exe -
Suspicious use of WriteProcessMemory 5 IoCs
Processes:
PRICE_RE.exedescription pid process target process PID 2896 wrote to memory of 448 2896 PRICE_RE.exe MSBuild.exe PID 2896 wrote to memory of 448 2896 PRICE_RE.exe MSBuild.exe PID 2896 wrote to memory of 448 2896 PRICE_RE.exe MSBuild.exe PID 2896 wrote to memory of 448 2896 PRICE_RE.exe MSBuild.exe PID 2896 wrote to memory of 448 2896 PRICE_RE.exe MSBuild.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\PRICE_RE.exe"C:\Users\Admin\AppData\Local\Temp\PRICE_RE.exe"1⤵
- Drops startup file
- Suspicious use of SetThreadContext
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
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C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe"C:\\\\Windows\\\\Microsoft.NET\\\\Framework\\\\v2.0.50727\\\\MSBuild.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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memory/448-131-0x0000000000000000-mapping.dmp
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memory/448-132-0x0000000000400000-0x0000000000438000-memory.dmpFilesize
224KB
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memory/448-138-0x0000000073B70000-0x0000000074121000-memory.dmpFilesize
5.7MB
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memory/2896-130-0x0000000003700000-0x0000000003766000-memory.dmpFilesize
408KB
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memory/2896-137-0x00000000039B0000-0x0000000003A16000-memory.dmpFilesize
408KB