Analysis
-
max time kernel
149s -
max time network
149s -
platform
windows10_x64 -
resource
win10v20201028 -
submitted
18-01-2021 07:12
Static task
static1
Behavioral task
behavioral1
Sample
Order_BC012356.pdf.exe
Resource
win7v20201028
General
-
Target
Order_BC012356.pdf.exe
-
Size
799KB
-
MD5
57ce295f2c073afff10701b442606f4c
-
SHA1
1f799adb61d675716e9ea3edb332fe2577ce5552
-
SHA256
02c430c51fa15522e80f952731fabd0f06d968d1205c2249e30a052a4e96d771
-
SHA512
71d5535b6a39103a99aced76a2d4782814622089970b5454a7f0f5de5ad4acc749ed742207211292b94ac25bf3680c41f927da28c268dfabd8632da963b6ca10
Malware Config
Extracted
nanocore
1.2.2.0
185.162.88.26:20911
fenixalec.ddns.net:20911
4c844ad7-de78-4c04-815b-d468ebb89811
-
activate_away_mode
true
-
backup_connection_host
fenixalec.ddns.net
-
backup_dns_server
8.8.4.4
-
buffer_size
65535
-
build_time
2020-10-25T21:31:56.793896536Z
-
bypass_user_account_control
true
- bypass_user_account_control_data
-
clear_access_control
true
-
clear_zone_identifier
true
-
connect_delay
4000
-
connection_port
20911
-
default_group
2021 GREATEST
-
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
4c844ad7-de78-4c04-815b-d468ebb89811
-
mutex_timeout
5000
-
prevent_system_sleep
true
-
primary_connection_host
185.162.88.26
-
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
-
Executes dropped EXE 2 IoCs
Processes:
fjfhfjjf.exeInstallUtil.exepid process 1148 fjfhfjjf.exe 1668 InstallUtil.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
reg.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-3341490333-719741536-2920803124-1000\Software\Microsoft\Windows\CurrentVersion\Run reg.exe Set value (str) \REGISTRY\USER\S-1-5-21-3341490333-719741536-2920803124-1000\Software\Microsoft\Windows\CurrentVersion\Run\fhfhhffh = "C:\\Users\\Admin\\AppData\\Roaming\\fjfhfjjf.exe" reg.exe -
Processes:
InstallUtil.exedescription ioc process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA InstallUtil.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
fjfhfjjf.exedescription pid process target process PID 1148 set thread context of 1668 1148 fjfhfjjf.exe InstallUtil.exe -
Suspicious behavior: EnumeratesProcesses 20 IoCs
Processes:
Order_BC012356.pdf.exefjfhfjjf.exeInstallUtil.exepid process 1036 Order_BC012356.pdf.exe 1036 Order_BC012356.pdf.exe 1036 Order_BC012356.pdf.exe 1036 Order_BC012356.pdf.exe 1036 Order_BC012356.pdf.exe 1036 Order_BC012356.pdf.exe 1036 Order_BC012356.pdf.exe 1036 Order_BC012356.pdf.exe 1036 Order_BC012356.pdf.exe 1036 Order_BC012356.pdf.exe 1036 Order_BC012356.pdf.exe 1036 Order_BC012356.pdf.exe 1036 Order_BC012356.pdf.exe 1036 Order_BC012356.pdf.exe 1036 Order_BC012356.pdf.exe 1148 fjfhfjjf.exe 1148 fjfhfjjf.exe 1668 InstallUtil.exe 1668 InstallUtil.exe 1668 InstallUtil.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
InstallUtil.exepid process 1668 InstallUtil.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
Order_BC012356.pdf.exefjfhfjjf.exeInstallUtil.exedescription pid process Token: SeDebugPrivilege 1036 Order_BC012356.pdf.exe Token: SeDebugPrivilege 1148 fjfhfjjf.exe Token: SeDebugPrivilege 1668 InstallUtil.exe -
Suspicious use of WriteProcessMemory 17 IoCs
Processes:
Order_BC012356.pdf.execmd.exefjfhfjjf.exedescription pid process target process PID 1036 wrote to memory of 864 1036 Order_BC012356.pdf.exe cmd.exe PID 1036 wrote to memory of 864 1036 Order_BC012356.pdf.exe cmd.exe PID 1036 wrote to memory of 864 1036 Order_BC012356.pdf.exe cmd.exe PID 864 wrote to memory of 2284 864 cmd.exe reg.exe PID 864 wrote to memory of 2284 864 cmd.exe reg.exe PID 864 wrote to memory of 2284 864 cmd.exe reg.exe PID 1036 wrote to memory of 1148 1036 Order_BC012356.pdf.exe fjfhfjjf.exe PID 1036 wrote to memory of 1148 1036 Order_BC012356.pdf.exe fjfhfjjf.exe PID 1036 wrote to memory of 1148 1036 Order_BC012356.pdf.exe fjfhfjjf.exe PID 1148 wrote to memory of 1668 1148 fjfhfjjf.exe InstallUtil.exe PID 1148 wrote to memory of 1668 1148 fjfhfjjf.exe InstallUtil.exe PID 1148 wrote to memory of 1668 1148 fjfhfjjf.exe InstallUtil.exe PID 1148 wrote to memory of 1668 1148 fjfhfjjf.exe InstallUtil.exe PID 1148 wrote to memory of 1668 1148 fjfhfjjf.exe InstallUtil.exe PID 1148 wrote to memory of 1668 1148 fjfhfjjf.exe InstallUtil.exe PID 1148 wrote to memory of 1668 1148 fjfhfjjf.exe InstallUtil.exe PID 1148 wrote to memory of 1668 1148 fjfhfjjf.exe InstallUtil.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\Order_BC012356.pdf.exe"C:\Users\Admin\AppData\Local\Temp\Order_BC012356.pdf.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\cmd.exe"cmd.exe" /c REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /f /v "fhfhhffh" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\fjfhfjjf.exe"2⤵
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\reg.exeREG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /f /v "fhfhhffh" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\fjfhfjjf.exe"3⤵
- Adds Run key to start application
-
C:\Users\Admin\AppData\Roaming\fjfhfjjf.exe"C:\Users\Admin\AppData\Roaming\fjfhfjjf.exe"2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe"C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe"3⤵
- Executes dropped EXE
- 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
-
C:\Users\Admin\AppData\Local\Temp\InstallUtil.exeMD5
91c9ae9c9a17a9db5e08b120e668c74c
SHA150770954c1ceb0bb6f1d5d3f2de2a0a065773723
SHA256e56a7e5d3ab9675555e2897fc3faa2dd9265008a4967a7d54030ab8184d2d38f
SHA512ca504af192e3318359d4742a2ef26ae1b5d040a4f9942782e02549a310158d5d5dbf919b4c748c31ee609d2046bd23ee0c22712891c86ae4a1e3a58c6e67647e
-
C:\Users\Admin\AppData\Local\Temp\InstallUtil.exeMD5
91c9ae9c9a17a9db5e08b120e668c74c
SHA150770954c1ceb0bb6f1d5d3f2de2a0a065773723
SHA256e56a7e5d3ab9675555e2897fc3faa2dd9265008a4967a7d54030ab8184d2d38f
SHA512ca504af192e3318359d4742a2ef26ae1b5d040a4f9942782e02549a310158d5d5dbf919b4c748c31ee609d2046bd23ee0c22712891c86ae4a1e3a58c6e67647e
-
C:\Users\Admin\AppData\Roaming\fjfhfjjf.exeMD5
57ce295f2c073afff10701b442606f4c
SHA11f799adb61d675716e9ea3edb332fe2577ce5552
SHA25602c430c51fa15522e80f952731fabd0f06d968d1205c2249e30a052a4e96d771
SHA51271d5535b6a39103a99aced76a2d4782814622089970b5454a7f0f5de5ad4acc749ed742207211292b94ac25bf3680c41f927da28c268dfabd8632da963b6ca10
-
C:\Users\Admin\AppData\Roaming\fjfhfjjf.exeMD5
57ce295f2c073afff10701b442606f4c
SHA11f799adb61d675716e9ea3edb332fe2577ce5552
SHA25602c430c51fa15522e80f952731fabd0f06d968d1205c2249e30a052a4e96d771
SHA51271d5535b6a39103a99aced76a2d4782814622089970b5454a7f0f5de5ad4acc749ed742207211292b94ac25bf3680c41f927da28c268dfabd8632da963b6ca10
-
memory/864-10-0x0000000000000000-mapping.dmp
-
memory/1036-9-0x0000000004BB0000-0x0000000004BB1000-memory.dmpFilesize
4KB
-
memory/1036-2-0x0000000073EE0000-0x00000000745CE000-memory.dmpFilesize
6.9MB
-
memory/1036-8-0x00000000072E0000-0x00000000072E1000-memory.dmpFilesize
4KB
-
memory/1036-7-0x0000000004930000-0x0000000004931000-memory.dmpFilesize
4KB
-
memory/1036-12-0x0000000004BB1000-0x0000000004BB2000-memory.dmpFilesize
4KB
-
memory/1036-6-0x00000000023D0000-0x00000000023EE000-memory.dmpFilesize
120KB
-
memory/1036-5-0x0000000004A00000-0x0000000004A01000-memory.dmpFilesize
4KB
-
memory/1036-3-0x0000000000040000-0x0000000000041000-memory.dmpFilesize
4KB
-
memory/1148-21-0x00000000056D0000-0x00000000056D1000-memory.dmpFilesize
4KB
-
memory/1148-13-0x0000000000000000-mapping.dmp
-
memory/1148-24-0x00000000055B0000-0x00000000055BB000-memory.dmpFilesize
44KB
-
memory/1148-25-0x00000000055D0000-0x00000000055D1000-memory.dmpFilesize
4KB
-
memory/1148-26-0x00000000056D1000-0x00000000056D2000-memory.dmpFilesize
4KB
-
memory/1148-16-0x0000000073EE0000-0x00000000745CE000-memory.dmpFilesize
6.9MB
-
memory/1668-34-0x0000000004F10000-0x0000000004F11000-memory.dmpFilesize
4KB
-
memory/1668-31-0x0000000073EE0000-0x00000000745CE000-memory.dmpFilesize
6.9MB
-
memory/1668-32-0x0000000000550000-0x0000000000588000-memory.dmpFilesize
224KB
-
memory/1668-28-0x000000000041E792-mapping.dmp
-
memory/1668-37-0x00000000049E0000-0x00000000049E1000-memory.dmpFilesize
4KB
-
memory/1668-38-0x0000000004B10000-0x0000000004B15000-memory.dmpFilesize
20KB
-
memory/1668-39-0x0000000004B20000-0x0000000004B39000-memory.dmpFilesize
100KB
-
memory/1668-40-0x0000000004CB0000-0x0000000004CB3000-memory.dmpFilesize
12KB
-
memory/1668-41-0x0000000004CC0000-0x0000000004CC1000-memory.dmpFilesize
4KB
-
memory/2284-11-0x0000000000000000-mapping.dmp