Analysis
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max time kernel
149s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
23-05-2024 13:46
Static task
static1
Behavioral task
behavioral1
Sample
14239732dbddfe922c297fdeac56a062.exe
Resource
win7-20240221-en
General
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Target
14239732dbddfe922c297fdeac56a062.exe
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Size
626KB
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MD5
14239732dbddfe922c297fdeac56a062
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SHA1
3f4f6454c4a2c1c5d1e10d5f841ce14eef00a785
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SHA256
1805439355f48464312b4f9c0e16301c5f211c204e197c2000e7342c8db95c00
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SHA512
87125027fe82df355f6461e540afbedc68372ff2b29ee1531d3c6f42144d993ee044b68488c8b0144cecd6c74cbd964f5445fee19954167e2301ff19e9e3e628
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SSDEEP
12288:glYifTsdxUde52iuVHaARloUgtGuFxmwk2BUY0Yk/a7LG1N7DpA:PiYd5uVHaAlhgtfvBUYuqLG1JDW
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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Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
14239732dbddfe922c297fdeac56a062.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\Control Panel\International\Geo\Nation 14239732dbddfe922c297fdeac56a062.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
MSBuild.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\DPI Service = "C:\\Program Files (x86)\\DPI Service\\dpisvc.exe" MSBuild.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
14239732dbddfe922c297fdeac56a062.exedescription pid process target process PID 2356 set thread context of 4164 2356 14239732dbddfe922c297fdeac56a062.exe MSBuild.exe -
Drops file in Program Files directory 2 IoCs
Processes:
MSBuild.exedescription ioc process File opened for modification C:\Program Files (x86)\DPI Service\dpisvc.exe MSBuild.exe File created C:\Program Files (x86)\DPI Service\dpisvc.exe MSBuild.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 10 IoCs
Processes:
14239732dbddfe922c297fdeac56a062.exepowershell.exeMSBuild.exepid process 2356 14239732dbddfe922c297fdeac56a062.exe 4808 powershell.exe 2356 14239732dbddfe922c297fdeac56a062.exe 4808 powershell.exe 4164 MSBuild.exe 4164 MSBuild.exe 4164 MSBuild.exe 4164 MSBuild.exe 4164 MSBuild.exe 4164 MSBuild.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
MSBuild.exepid process 4164 MSBuild.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
14239732dbddfe922c297fdeac56a062.exepowershell.exeMSBuild.exedescription pid process Token: SeDebugPrivilege 2356 14239732dbddfe922c297fdeac56a062.exe Token: SeDebugPrivilege 4808 powershell.exe Token: SeDebugPrivilege 4164 MSBuild.exe -
Suspicious use of WriteProcessMemory 14 IoCs
Processes:
14239732dbddfe922c297fdeac56a062.exedescription pid process target process PID 2356 wrote to memory of 4808 2356 14239732dbddfe922c297fdeac56a062.exe powershell.exe PID 2356 wrote to memory of 4808 2356 14239732dbddfe922c297fdeac56a062.exe powershell.exe PID 2356 wrote to memory of 4808 2356 14239732dbddfe922c297fdeac56a062.exe powershell.exe PID 2356 wrote to memory of 4740 2356 14239732dbddfe922c297fdeac56a062.exe schtasks.exe PID 2356 wrote to memory of 4740 2356 14239732dbddfe922c297fdeac56a062.exe schtasks.exe PID 2356 wrote to memory of 4740 2356 14239732dbddfe922c297fdeac56a062.exe schtasks.exe PID 2356 wrote to memory of 4164 2356 14239732dbddfe922c297fdeac56a062.exe MSBuild.exe PID 2356 wrote to memory of 4164 2356 14239732dbddfe922c297fdeac56a062.exe MSBuild.exe PID 2356 wrote to memory of 4164 2356 14239732dbddfe922c297fdeac56a062.exe MSBuild.exe PID 2356 wrote to memory of 4164 2356 14239732dbddfe922c297fdeac56a062.exe MSBuild.exe PID 2356 wrote to memory of 4164 2356 14239732dbddfe922c297fdeac56a062.exe MSBuild.exe PID 2356 wrote to memory of 4164 2356 14239732dbddfe922c297fdeac56a062.exe MSBuild.exe PID 2356 wrote to memory of 4164 2356 14239732dbddfe922c297fdeac56a062.exe MSBuild.exe PID 2356 wrote to memory of 4164 2356 14239732dbddfe922c297fdeac56a062.exe MSBuild.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\14239732dbddfe922c297fdeac56a062.exe"C:\Users\Admin\AppData\Local\Temp\14239732dbddfe922c297fdeac56a062.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\dgKDUvhlvCiVpa.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\dgKDUvhlvCiVpa" /XML "C:\Users\Admin\AppData\Local\Temp\tmp5C49.tmp"2⤵
- Creates scheduled task(s)
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.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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C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_fz4ewi0h.4rc.ps1Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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C:\Users\Admin\AppData\Local\Temp\tmp5C49.tmpFilesize
1KB
MD560ab298fa3d650274e9c635652ff411b
SHA1915bd7cf44fe67f72920bbe91b9343ed2a968a87
SHA25635e9a6345d9bb7a27b27f694334bacef252f6fb9adafba82c9d498cf69d39cee
SHA512a2dfc981001c07c13db7f0702026f6f9e54333cfee91088b3575d281c9cc23fb038e6f0e8fca67bb7b1a46ddd7f5727eebbeeed97b42270cb25a1ffa71b60d0d
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memory/2356-6-0x0000000005950000-0x00000000059EC000-memory.dmpFilesize
624KB
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memory/2356-3-0x0000000005700000-0x0000000005792000-memory.dmpFilesize
584KB
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memory/2356-4-0x00000000056F0000-0x00000000056FA000-memory.dmpFilesize
40KB
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memory/2356-5-0x0000000074D50000-0x0000000075500000-memory.dmpFilesize
7.7MB
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memory/2356-2-0x0000000005C10000-0x00000000061B4000-memory.dmpFilesize
5.6MB
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memory/2356-7-0x0000000005BA0000-0x0000000005BBA000-memory.dmpFilesize
104KB
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memory/2356-8-0x0000000005BC0000-0x0000000005BD0000-memory.dmpFilesize
64KB
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memory/2356-9-0x0000000006C80000-0x0000000006CFA000-memory.dmpFilesize
488KB
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memory/2356-0-0x0000000074D5E000-0x0000000074D5F000-memory.dmpFilesize
4KB
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memory/2356-36-0x0000000074D50000-0x0000000075500000-memory.dmpFilesize
7.7MB
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memory/2356-1-0x0000000000D80000-0x0000000000E22000-memory.dmpFilesize
648KB
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memory/4164-68-0x0000000006800000-0x0000000006812000-memory.dmpFilesize
72KB
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memory/4164-69-0x0000000006810000-0x000000000682A000-memory.dmpFilesize
104KB
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memory/4164-89-0x0000000074D50000-0x0000000075500000-memory.dmpFilesize
7.7MB
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memory/4164-70-0x0000000006840000-0x000000000684E000-memory.dmpFilesize
56KB
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memory/4164-72-0x0000000006860000-0x000000000686C000-memory.dmpFilesize
48KB
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memory/4164-19-0x0000000000400000-0x0000000000438000-memory.dmpFilesize
224KB
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memory/4164-75-0x0000000006890000-0x00000000068A0000-memory.dmpFilesize
64KB
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memory/4164-31-0x0000000074D50000-0x0000000075500000-memory.dmpFilesize
7.7MB
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memory/4164-76-0x00000000068B0000-0x00000000068C4000-memory.dmpFilesize
80KB
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memory/4164-77-0x00000000068D0000-0x00000000068DE000-memory.dmpFilesize
56KB
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memory/4164-78-0x00000000068E0000-0x000000000690E000-memory.dmpFilesize
184KB
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memory/4164-79-0x0000000006920000-0x0000000006934000-memory.dmpFilesize
80KB
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memory/4164-73-0x0000000006870000-0x000000000687E000-memory.dmpFilesize
56KB
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memory/4164-42-0x0000000005840000-0x000000000585E000-memory.dmpFilesize
120KB
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memory/4164-43-0x0000000005FB0000-0x0000000005FBA000-memory.dmpFilesize
40KB
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memory/4164-41-0x0000000005830000-0x000000000583A000-memory.dmpFilesize
40KB
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memory/4164-74-0x0000000006880000-0x0000000006894000-memory.dmpFilesize
80KB
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memory/4164-71-0x0000000006850000-0x0000000006862000-memory.dmpFilesize
72KB
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memory/4808-38-0x0000000005C50000-0x0000000005C9C000-memory.dmpFilesize
304KB
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memory/4808-46-0x0000000075600000-0x000000007564C000-memory.dmpFilesize
304KB
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memory/4808-58-0x0000000007520000-0x0000000007B9A000-memory.dmpFilesize
6.5MB
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memory/4808-59-0x0000000006EE0000-0x0000000006EFA000-memory.dmpFilesize
104KB
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memory/4808-60-0x0000000006F50000-0x0000000006F5A000-memory.dmpFilesize
40KB
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memory/4808-61-0x0000000007160000-0x00000000071F6000-memory.dmpFilesize
600KB
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memory/4808-62-0x00000000070E0000-0x00000000070F1000-memory.dmpFilesize
68KB
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memory/4808-63-0x0000000007110000-0x000000000711E000-memory.dmpFilesize
56KB
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memory/4808-64-0x0000000007120000-0x0000000007134000-memory.dmpFilesize
80KB
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memory/4808-65-0x0000000007220000-0x000000000723A000-memory.dmpFilesize
104KB
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memory/4808-66-0x0000000007200000-0x0000000007208000-memory.dmpFilesize
32KB
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memory/4808-56-0x00000000061A0000-0x00000000061BE000-memory.dmpFilesize
120KB
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memory/4808-14-0x00000000022A0000-0x00000000022D6000-memory.dmpFilesize
216KB
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memory/4808-57-0x0000000006BB0000-0x0000000006C53000-memory.dmpFilesize
652KB
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memory/4808-45-0x0000000006B70000-0x0000000006BA2000-memory.dmpFilesize
200KB
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memory/4808-37-0x0000000005BA0000-0x0000000005BBE000-memory.dmpFilesize
120KB
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memory/4808-22-0x0000000074D50000-0x0000000075500000-memory.dmpFilesize
7.7MB
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memory/4808-24-0x0000000074D50000-0x0000000075500000-memory.dmpFilesize
7.7MB
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memory/4808-17-0x0000000004CE0000-0x0000000005308000-memory.dmpFilesize
6.2MB
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memory/4808-25-0x0000000005580000-0x00000000058D4000-memory.dmpFilesize
3.3MB
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memory/4808-16-0x0000000074D50000-0x0000000075500000-memory.dmpFilesize
7.7MB
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memory/4808-18-0x0000000004BF0000-0x0000000004C12000-memory.dmpFilesize
136KB
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memory/4808-20-0x0000000005310000-0x0000000005376000-memory.dmpFilesize
408KB
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memory/4808-82-0x0000000074D50000-0x0000000075500000-memory.dmpFilesize
7.7MB
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memory/4808-21-0x0000000005480000-0x00000000054E6000-memory.dmpFilesize
408KB