Analysis
-
max time kernel
147s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
11-05-2024 08:37
Static task
static1
Behavioral task
behavioral1
Sample
ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe
Resource
win7-20240508-en
General
-
Target
ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe
-
Size
945KB
-
MD5
a1f6c95a377a8c4c194a018614a6b463
-
SHA1
cd8ce511a2ac57aec39892c0b27832a18e77fc39
-
SHA256
ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c
-
SHA512
fb93341612485022964338a421fbf6a77876d1efc492307e18a4fa28354643f8675cf685847ee8ffc9315232449f1c6b8aab674bb2beb0dc5e14ca6e020510a5
-
SSDEEP
12288:gI0MYBl4BwkivLUyyqexCwG879IO0MgsaQ/nsy9LHr24HwmU3V50:50MYfMweyTivP7yO7aQ/nsWRQJV5
Malware Config
Extracted
nanocore
1.2.2.0
december2nd.ddns.net:65024
december2n.duckdns.org:65024
2c009a56-c28c-48f4-8875-acf9e1222e9f
-
activate_away_mode
false
-
backup_connection_host
december2n.duckdns.org
- backup_dns_server
-
buffer_size
65535
-
build_time
2024-02-17T09:12:36.211032636Z
-
bypass_user_account_control
false
-
bypass_user_account_control_data
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
-
clear_access_control
false
-
clear_zone_identifier
false
-
connect_delay
4000
-
connection_port
65024
-
default_group
NO GREE
-
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
2c009a56-c28c-48f4-8875-acf9e1222e9f
-
mutex_timeout
5000
-
prevent_system_sleep
false
-
primary_connection_host
december2nd.ddns.net
- primary_dns_server
-
request_elevation
true
-
restart_delay
5000
-
run_delay
0
-
run_on_startup
false
-
set_critical_process
true
-
timeout_interval
5000
-
use_custom_dns_server
false
-
version
1.2.2.0
-
wan_timeout
8000
Signatures
-
Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
Processes:
powershell.exepowershell.exepid process 3580 powershell.exe 3724 powershell.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Control Panel\International\Geo\Nation ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe -
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\DPI Subsystem = "C:\\Program Files (x86)\\DPI Subsystem\\dpiss.exe" RegSvcs.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exedescription pid process target process PID 540 set thread context of 4572 540 ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe RegSvcs.exe -
Drops file in Program Files directory 2 IoCs
Processes:
RegSvcs.exedescription ioc process File created C:\Program Files (x86)\DPI Subsystem\dpiss.exe RegSvcs.exe File opened for modification C:\Program Files (x86)\DPI Subsystem\dpiss.exe RegSvcs.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
Creates scheduled task(s) 1 TTPs 3 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
Processes:
schtasks.exeschtasks.exeschtasks.exepid process 2080 schtasks.exe 840 schtasks.exe 4372 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 14 IoCs
Processes:
ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exepowershell.exepowershell.exeRegSvcs.exepid process 540 ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe 540 ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe 540 ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe 540 ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe 540 ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe 540 ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe 3724 powershell.exe 540 ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe 3580 powershell.exe 3724 powershell.exe 3580 powershell.exe 4572 RegSvcs.exe 4572 RegSvcs.exe 4572 RegSvcs.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
RegSvcs.exepid process 4572 RegSvcs.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
Processes:
ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exepowershell.exepowershell.exeRegSvcs.exedescription pid process Token: SeDebugPrivilege 540 ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe Token: SeDebugPrivilege 3724 powershell.exe Token: SeDebugPrivilege 3580 powershell.exe Token: SeDebugPrivilege 4572 RegSvcs.exe -
Suspicious use of WriteProcessMemory 23 IoCs
Processes:
ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exeRegSvcs.exedescription pid process target process PID 540 wrote to memory of 3724 540 ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe powershell.exe PID 540 wrote to memory of 3724 540 ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe powershell.exe PID 540 wrote to memory of 3724 540 ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe powershell.exe PID 540 wrote to memory of 3580 540 ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe powershell.exe PID 540 wrote to memory of 3580 540 ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe powershell.exe PID 540 wrote to memory of 3580 540 ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe powershell.exe PID 540 wrote to memory of 2080 540 ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe schtasks.exe PID 540 wrote to memory of 2080 540 ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe schtasks.exe PID 540 wrote to memory of 2080 540 ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe schtasks.exe PID 540 wrote to memory of 4572 540 ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe RegSvcs.exe PID 540 wrote to memory of 4572 540 ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe RegSvcs.exe PID 540 wrote to memory of 4572 540 ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe RegSvcs.exe PID 540 wrote to memory of 4572 540 ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe RegSvcs.exe PID 540 wrote to memory of 4572 540 ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe RegSvcs.exe PID 540 wrote to memory of 4572 540 ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe RegSvcs.exe PID 540 wrote to memory of 4572 540 ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe RegSvcs.exe PID 540 wrote to memory of 4572 540 ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe RegSvcs.exe PID 4572 wrote to memory of 840 4572 RegSvcs.exe schtasks.exe PID 4572 wrote to memory of 840 4572 RegSvcs.exe schtasks.exe PID 4572 wrote to memory of 840 4572 RegSvcs.exe schtasks.exe PID 4572 wrote to memory of 4372 4572 RegSvcs.exe schtasks.exe PID 4572 wrote to memory of 4372 4572 RegSvcs.exe schtasks.exe PID 4572 wrote to memory of 4372 4572 RegSvcs.exe schtasks.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe"C:\Users\Admin\AppData\Local\Temp\ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\fupTmRCVq.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\fupTmRCVq" /XML "C:\Users\Admin\AppData\Local\Temp\tmp9923.tmp"2⤵
- Creates scheduled task(s)
-
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
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\schtasks.exe"schtasks.exe" /create /f /tn "DPI Subsystem" /xml "C:\Users\Admin\AppData\Local\Temp\tmp9DB7.tmp"3⤵
- Creates scheduled task(s)
-
C:\Windows\SysWOW64\schtasks.exe"schtasks.exe" /create /f /tn "DPI Subsystem Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmp9FAC.tmp"3⤵
- Creates scheduled task(s)
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
-
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_myykyuu1.3qp.ps1Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
-
C:\Users\Admin\AppData\Local\Temp\tmp9923.tmpFilesize
1KB
MD5f7c5ed2cd473833b154217a52a430c51
SHA1589d8d69330ed81aa7eab30717f4c384b80774c6
SHA256f52d3cb7276344ea53186879470ef28cd1bd72838d711ec9630fe8c45a887cab
SHA5129cd86b088fe15999de8a6027b379cd5a4c75267ee867fbaa01b52ae1a0a1bef099932bf7998a329c3721adc264f804b66581c23b1f42e65b2abcb9cb7478fd9a
-
C:\Users\Admin\AppData\Local\Temp\tmp9DB7.tmpFilesize
1KB
MD58cad1b41587ced0f1e74396794f31d58
SHA111054bf74fcf5e8e412768035e4dae43aa7b710f
SHA2563086d914f6b23268f8a12cb1a05516cd5465c2577e1d1e449f1b45c8e5e8f83c
SHA51299c2ef89029de51a866df932841684b7fc912df21e10e2dd0d09e400203bbdc6cba6319a31780b7bf8b286d2cea8ea3fc7d084348bf2f002ab4f5a34218ccbef
-
C:\Users\Admin\AppData\Local\Temp\tmp9FAC.tmpFilesize
1KB
MD55fea24e883e06e4df6d240dc72abf2c5
SHA1d778bf0f436141e02df4b421e8188abdcc9a84a4
SHA256e858982f4ab3c74f7a8903eea18c0f73501a77273ae38b54d5c9dec997e79a66
SHA51215afc2ffbbee14d28a5ff8dc8285d01c942147aada36fb33e31045a4e998769b51738bebe199bcad3462f918b535845a893aa2f80c84b9c795cd1fee4a327924
-
memory/540-10-0x0000000006E80000-0x0000000006F1C000-memory.dmpFilesize
624KB
-
memory/540-0-0x000000007467E000-0x000000007467F000-memory.dmpFilesize
4KB
-
memory/540-6-0x0000000005B60000-0x0000000005B7E000-memory.dmpFilesize
120KB
-
memory/540-7-0x0000000005CB0000-0x0000000005CC0000-memory.dmpFilesize
64KB
-
memory/540-8-0x0000000005CE0000-0x0000000005CF6000-memory.dmpFilesize
88KB
-
memory/540-9-0x0000000006E00000-0x0000000006E7C000-memory.dmpFilesize
496KB
-
memory/540-1-0x0000000000ED0000-0x0000000000FC2000-memory.dmpFilesize
968KB
-
memory/540-36-0x0000000074670000-0x0000000074E20000-memory.dmpFilesize
7.7MB
-
memory/540-16-0x000000007467E000-0x000000007467F000-memory.dmpFilesize
4KB
-
memory/540-5-0x0000000074670000-0x0000000074E20000-memory.dmpFilesize
7.7MB
-
memory/540-2-0x0000000005E10000-0x00000000063B4000-memory.dmpFilesize
5.6MB
-
memory/540-40-0x0000000074670000-0x0000000074E20000-memory.dmpFilesize
7.7MB
-
memory/540-4-0x0000000005890000-0x000000000589A000-memory.dmpFilesize
40KB
-
memory/540-3-0x0000000005900000-0x0000000005992000-memory.dmpFilesize
584KB
-
memory/3580-65-0x0000000074EF0000-0x0000000074F3C000-memory.dmpFilesize
304KB
-
memory/3580-77-0x0000000007400000-0x000000000741E000-memory.dmpFilesize
120KB
-
memory/3580-37-0x0000000074670000-0x0000000074E20000-memory.dmpFilesize
7.7MB
-
memory/3580-98-0x0000000074670000-0x0000000074E20000-memory.dmpFilesize
7.7MB
-
memory/3580-34-0x0000000074670000-0x0000000074E20000-memory.dmpFilesize
7.7MB
-
memory/3724-18-0x0000000074670000-0x0000000074E20000-memory.dmpFilesize
7.7MB
-
memory/3724-64-0x0000000074EF0000-0x0000000074F3C000-memory.dmpFilesize
304KB
-
memory/3724-29-0x0000000005C90000-0x0000000005FE4000-memory.dmpFilesize
3.3MB
-
memory/3724-15-0x0000000002A80000-0x0000000002AB6000-memory.dmpFilesize
216KB
-
memory/3724-20-0x0000000005470000-0x00000000054D6000-memory.dmpFilesize
408KB
-
memory/3724-52-0x0000000006380000-0x000000000639E000-memory.dmpFilesize
120KB
-
memory/3724-54-0x00000000064E0000-0x000000000652C000-memory.dmpFilesize
304KB
-
memory/3724-22-0x0000000074670000-0x0000000074E20000-memory.dmpFilesize
7.7MB
-
memory/3724-21-0x0000000005C20000-0x0000000005C86000-memory.dmpFilesize
408KB
-
memory/3724-97-0x0000000074670000-0x0000000074E20000-memory.dmpFilesize
7.7MB
-
memory/3724-94-0x00000000079D0000-0x00000000079D8000-memory.dmpFilesize
32KB
-
memory/3724-93-0x00000000079F0000-0x0000000007A0A000-memory.dmpFilesize
104KB
-
memory/3724-92-0x00000000078F0000-0x0000000007904000-memory.dmpFilesize
80KB
-
memory/3724-63-0x00000000072F0000-0x0000000007322000-memory.dmpFilesize
200KB
-
memory/3724-19-0x00000000052D0000-0x00000000052F2000-memory.dmpFilesize
136KB
-
memory/3724-28-0x0000000074670000-0x0000000074E20000-memory.dmpFilesize
7.7MB
-
memory/3724-17-0x00000000054F0000-0x0000000005B18000-memory.dmpFilesize
6.2MB
-
memory/3724-85-0x0000000007360000-0x0000000007403000-memory.dmpFilesize
652KB
-
memory/3724-86-0x0000000007D00000-0x000000000837A000-memory.dmpFilesize
6.5MB
-
memory/3724-87-0x00000000076B0000-0x00000000076CA000-memory.dmpFilesize
104KB
-
memory/3724-88-0x0000000007720000-0x000000000772A000-memory.dmpFilesize
40KB
-
memory/3724-89-0x0000000007930000-0x00000000079C6000-memory.dmpFilesize
600KB
-
memory/3724-90-0x00000000078B0000-0x00000000078C1000-memory.dmpFilesize
68KB
-
memory/3724-91-0x00000000078E0000-0x00000000078EE000-memory.dmpFilesize
56KB
-
memory/4572-60-0x0000000005090000-0x000000000509C000-memory.dmpFilesize
48KB
-
memory/4572-62-0x0000000006220000-0x000000000622A000-memory.dmpFilesize
40KB
-
memory/4572-61-0x0000000005430000-0x000000000544E000-memory.dmpFilesize
120KB
-
memory/4572-59-0x0000000005080000-0x000000000508A000-memory.dmpFilesize
40KB
-
memory/4572-38-0x0000000000400000-0x000000000043A000-memory.dmpFilesize
232KB