Analysis
-
max time kernel
147s -
max time network
150s -
platform
windows7_x64 -
resource
win7-20240508-en -
resource tags
arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system -
submitted
11-05-2024 08:26
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 2004 powershell.exe 2732 powershell.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\LAN Service = "C:\\Program Files (x86)\\LAN Service\\lansv.exe" RegSvcs.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exedescription pid process target process PID 328 set thread context of 2688 328 ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe RegSvcs.exe -
Drops file in Program Files directory 2 IoCs
Processes:
RegSvcs.exedescription ioc process File created C:\Program Files (x86)\LAN Service\lansv.exe RegSvcs.exe File opened for modification C:\Program Files (x86)\LAN Service\lansv.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 2672 schtasks.exe 3024 schtasks.exe 2264 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 12 IoCs
Processes:
ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exepowershell.exepowershell.exeRegSvcs.exepid process 328 ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe 328 ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe 328 ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe 328 ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe 328 ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe 328 ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe 328 ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe 2732 powershell.exe 2004 powershell.exe 2688 RegSvcs.exe 2688 RegSvcs.exe 2688 RegSvcs.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
RegSvcs.exepid process 2688 RegSvcs.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
Processes:
ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exepowershell.exepowershell.exeRegSvcs.exedescription pid process Token: SeDebugPrivilege 328 ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe Token: SeDebugPrivilege 2732 powershell.exe Token: SeDebugPrivilege 2004 powershell.exe Token: SeDebugPrivilege 2688 RegSvcs.exe -
Suspicious use of WriteProcessMemory 32 IoCs
Processes:
ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exeRegSvcs.exedescription pid process target process PID 328 wrote to memory of 2004 328 ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe powershell.exe PID 328 wrote to memory of 2004 328 ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe powershell.exe PID 328 wrote to memory of 2004 328 ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe powershell.exe PID 328 wrote to memory of 2004 328 ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe powershell.exe PID 328 wrote to memory of 2732 328 ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe powershell.exe PID 328 wrote to memory of 2732 328 ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe powershell.exe PID 328 wrote to memory of 2732 328 ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe powershell.exe PID 328 wrote to memory of 2732 328 ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe powershell.exe PID 328 wrote to memory of 2672 328 ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe schtasks.exe PID 328 wrote to memory of 2672 328 ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe schtasks.exe PID 328 wrote to memory of 2672 328 ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe schtasks.exe PID 328 wrote to memory of 2672 328 ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe schtasks.exe PID 328 wrote to memory of 2688 328 ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe RegSvcs.exe PID 328 wrote to memory of 2688 328 ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe RegSvcs.exe PID 328 wrote to memory of 2688 328 ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe RegSvcs.exe PID 328 wrote to memory of 2688 328 ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe RegSvcs.exe PID 328 wrote to memory of 2688 328 ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe RegSvcs.exe PID 328 wrote to memory of 2688 328 ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe RegSvcs.exe PID 328 wrote to memory of 2688 328 ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe RegSvcs.exe PID 328 wrote to memory of 2688 328 ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe RegSvcs.exe PID 328 wrote to memory of 2688 328 ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe RegSvcs.exe PID 328 wrote to memory of 2688 328 ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe RegSvcs.exe PID 328 wrote to memory of 2688 328 ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe RegSvcs.exe PID 328 wrote to memory of 2688 328 ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe RegSvcs.exe PID 2688 wrote to memory of 3024 2688 RegSvcs.exe schtasks.exe PID 2688 wrote to memory of 3024 2688 RegSvcs.exe schtasks.exe PID 2688 wrote to memory of 3024 2688 RegSvcs.exe schtasks.exe PID 2688 wrote to memory of 3024 2688 RegSvcs.exe schtasks.exe PID 2688 wrote to memory of 2264 2688 RegSvcs.exe schtasks.exe PID 2688 wrote to memory of 2264 2688 RegSvcs.exe schtasks.exe PID 2688 wrote to memory of 2264 2688 RegSvcs.exe schtasks.exe PID 2688 wrote to memory of 2264 2688 RegSvcs.exe schtasks.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe"C:\Users\Admin\AppData\Local\Temp\ee66629e98c3278017e7297d3b2b57aac9783a51a46b34046ccc866d10ba4f3c.exe"1⤵
- 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\tmp756E.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 "LAN Service" /xml "C:\Users\Admin\AppData\Local\Temp\tmp783C.tmp"3⤵
- Creates scheduled task(s)
-
C:\Windows\SysWOW64\schtasks.exe"schtasks.exe" /create /f /tn "LAN Service Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmp78AA.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\tmp756E.tmpFilesize
1KB
MD5122948dca7779ba7039268d3a04d3a15
SHA1671def2693db910bad5942b5b67068f44c26432a
SHA256882f381b7f2e749e70e335cf16ffbf1f6dc42abc7882f64bf1998e11520df101
SHA51204b0f47a4355cd7ef1992d71c1040c2515038eea419715de447b9be3483c5ec88ce9269f130eee337e8577cd5b0506ae6d5be2804072da0e508008899fa59235
-
C:\Users\Admin\AppData\Local\Temp\tmp783C.tmpFilesize
1KB
MD58cad1b41587ced0f1e74396794f31d58
SHA111054bf74fcf5e8e412768035e4dae43aa7b710f
SHA2563086d914f6b23268f8a12cb1a05516cd5465c2577e1d1e449f1b45c8e5e8f83c
SHA51299c2ef89029de51a866df932841684b7fc912df21e10e2dd0d09e400203bbdc6cba6319a31780b7bf8b286d2cea8ea3fc7d084348bf2f002ab4f5a34218ccbef
-
C:\Users\Admin\AppData\Local\Temp\tmp78AA.tmpFilesize
1KB
MD56b30dba7972c92c9a1b881e88c108b15
SHA1f76207985cc5a1f70edb2fb5bd45678f195a4564
SHA256578f5b0ff051f02f8e0a67fc3424dad554fa9489875475ea624fbb63eabfcbf7
SHA512e3dd368937f863cb07453de12173580fb63b8d3983db7119c24860f227c89ded76401c47607f5b1134d215d46fe2b40d4bc3d7299374f1e8abecdeaefc7b9099
-
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-msFilesize
7KB
MD5b575abe9531579eeeebf9b1a6c9a5522
SHA11991b44f1f1da350fee09b80a81cb01fc45a3a04
SHA256f08420b048eb5dd50e5c9818daf065838e37944c893cdf960c001e63f7d78126
SHA512b383b163d4d3a04903dcc87648dcde2e7e5260f1af9d014b4fe31bd987681449acd424c5a34a56c861a9232b0b4b5b6164abf13d1c4942901695406968d0c142
-
memory/328-32-0x00000000749E0000-0x00000000750CE000-memory.dmpFilesize
6.9MB
-
memory/328-0-0x00000000749EE000-0x00000000749EF000-memory.dmpFilesize
4KB
-
memory/328-6-0x00000000054A0000-0x000000000551C000-memory.dmpFilesize
496KB
-
memory/328-4-0x0000000000610000-0x0000000000620000-memory.dmpFilesize
64KB
-
memory/328-3-0x00000000005F0000-0x000000000060E000-memory.dmpFilesize
120KB
-
memory/328-19-0x00000000749EE000-0x00000000749EF000-memory.dmpFilesize
4KB
-
memory/328-5-0x0000000000620000-0x0000000000636000-memory.dmpFilesize
88KB
-
memory/328-1-0x00000000011A0000-0x0000000001292000-memory.dmpFilesize
968KB
-
memory/328-2-0x00000000749E0000-0x00000000750CE000-memory.dmpFilesize
6.9MB
-
memory/2688-20-0x0000000000400000-0x000000000043A000-memory.dmpFilesize
232KB
-
memory/2688-31-0x0000000000400000-0x000000000043A000-memory.dmpFilesize
232KB
-
memory/2688-30-0x0000000000400000-0x000000000043A000-memory.dmpFilesize
232KB
-
memory/2688-28-0x000000007EFDE000-0x000000007EFDF000-memory.dmpFilesize
4KB
-
memory/2688-22-0x0000000000400000-0x000000000043A000-memory.dmpFilesize
232KB
-
memory/2688-24-0x0000000000400000-0x000000000043A000-memory.dmpFilesize
232KB
-
memory/2688-29-0x0000000000400000-0x000000000043A000-memory.dmpFilesize
232KB
-
memory/2688-26-0x0000000000400000-0x000000000043A000-memory.dmpFilesize
232KB
-
memory/2688-40-0x00000000003F0000-0x00000000003FA000-memory.dmpFilesize
40KB
-
memory/2688-41-0x0000000000440000-0x000000000044C000-memory.dmpFilesize
48KB
-
memory/2688-42-0x0000000000490000-0x00000000004AE000-memory.dmpFilesize
120KB
-
memory/2688-43-0x00000000004C0000-0x00000000004CA000-memory.dmpFilesize
40KB