Analysis
-
max time kernel
147s -
max time network
142s -
platform
windows7_x64 -
resource
win7v20201028 -
submitted
24-11-2020 16:55
Static task
static1
Behavioral task
behavioral1
Sample
kelvinx.exe
Resource
win7v20201028
General
-
Target
kelvinx.exe
-
Size
765KB
-
MD5
0e4ecbb7ebdd4c7341658b9e6471a0b7
-
SHA1
994026038fcbd0514d029c511f20bda6b0b17080
-
SHA256
20eb19ebf2de8995adbc740f2a797cc3119face8760885e7cb9e3a6f3d376d5d
-
SHA512
71493fa50a84576dd8de39b6a4a111dab5626073589afdd9f172c4e292f2e1c220f4de5257ddab932a73bc5dd0ccddea89336d36536ab4ec2c264dfffe2ef5ea
Malware Config
Extracted
nanocore
1.2.2.0
joetrump@ddns.net:7600
185.140.53.132:7600
9f6164b7-e376-4012-b3ba-64bf2d46d5d2
-
activate_away_mode
true
-
backup_connection_host
185.140.53.132
-
backup_dns_server
8.8.4.4
-
buffer_size
65535
-
build_time
2020-08-21T19:52:47.150790036Z
-
bypass_user_account_control
true
- bypass_user_account_control_data
-
clear_access_control
true
-
clear_zone_identifier
false
-
connect_delay
4000
-
connection_port
7600
-
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
9f6164b7-e376-4012-b3ba-64bf2d46d5d2
-
mutex_timeout
5000
-
prevent_system_sleep
false
-
primary_connection_host
joetrump@ddns.net
-
primary_dns_server
8.8.8.8
-
request_elevation
true
-
restart_delay
5000
-
run_delay
0
-
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
-
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
kelvinx.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Windows\CurrentVersion\Run\noteped = "\"C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Windows\\Start Menu\\Programs\\notepod\\noteped.exe\"" kelvinx.exe -
Processes:
kelvinx.exedescription ioc process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA kelvinx.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
kelvinx.exedescription pid process target process PID 1668 set thread context of 2036 1668 kelvinx.exe kelvinx.exe -
Suspicious behavior: EnumeratesProcesses 7 IoCs
Processes:
kelvinx.exekelvinx.exepid process 1668 kelvinx.exe 1668 kelvinx.exe 1668 kelvinx.exe 1668 kelvinx.exe 2036 kelvinx.exe 2036 kelvinx.exe 2036 kelvinx.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
kelvinx.exepid process 2036 kelvinx.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
kelvinx.exekelvinx.exedescription pid process Token: SeDebugPrivilege 1668 kelvinx.exe Token: SeDebugPrivilege 2036 kelvinx.exe -
Suspicious use of WriteProcessMemory 13 IoCs
Processes:
kelvinx.exedescription pid process target process PID 1668 wrote to memory of 2028 1668 kelvinx.exe kelvinx.exe PID 1668 wrote to memory of 2028 1668 kelvinx.exe kelvinx.exe PID 1668 wrote to memory of 2028 1668 kelvinx.exe kelvinx.exe PID 1668 wrote to memory of 2028 1668 kelvinx.exe kelvinx.exe PID 1668 wrote to memory of 2036 1668 kelvinx.exe kelvinx.exe PID 1668 wrote to memory of 2036 1668 kelvinx.exe kelvinx.exe PID 1668 wrote to memory of 2036 1668 kelvinx.exe kelvinx.exe PID 1668 wrote to memory of 2036 1668 kelvinx.exe kelvinx.exe PID 1668 wrote to memory of 2036 1668 kelvinx.exe kelvinx.exe PID 1668 wrote to memory of 2036 1668 kelvinx.exe kelvinx.exe PID 1668 wrote to memory of 2036 1668 kelvinx.exe kelvinx.exe PID 1668 wrote to memory of 2036 1668 kelvinx.exe kelvinx.exe PID 1668 wrote to memory of 2036 1668 kelvinx.exe kelvinx.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\kelvinx.exe"C:\Users\Admin\AppData\Local\Temp\kelvinx.exe"1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\kelvinx.exe"C:\Users\Admin\AppData\Local\Temp\kelvinx.exe"2⤵
-
C:\Users\Admin\AppData\Local\Temp\kelvinx.exe"C:\Users\Admin\AppData\Local\Temp\kelvinx.exe"2⤵
- Checks whether UAC is enabled
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
memory/1668-0-0x00000000744C0000-0x0000000074BAE000-memory.dmpFilesize
6.9MB
-
memory/1668-1-0x00000000010E0000-0x00000000010E1000-memory.dmpFilesize
4KB
-
memory/1668-3-0x0000000000C00000-0x0000000000C5B000-memory.dmpFilesize
364KB
-
memory/1668-4-0x0000000000520000-0x0000000000536000-memory.dmpFilesize
88KB
-
memory/2036-5-0x0000000000400000-0x0000000000438000-memory.dmpFilesize
224KB
-
memory/2036-6-0x000000000041E792-mapping.dmp
-
memory/2036-8-0x0000000000400000-0x0000000000438000-memory.dmpFilesize
224KB
-
memory/2036-7-0x0000000000400000-0x0000000000438000-memory.dmpFilesize
224KB
-
memory/2036-9-0x00000000744C0000-0x0000000074BAE000-memory.dmpFilesize
6.9MB
-
memory/2036-12-0x00000000005D0000-0x00000000005D5000-memory.dmpFilesize
20KB
-
memory/2036-13-0x0000000000990000-0x00000000009A9000-memory.dmpFilesize
100KB
-
memory/2036-14-0x00000000007F0000-0x00000000007F3000-memory.dmpFilesize
12KB