nanocore | 984c95ea87e7b059a566bc304bd8bd9cdfc041c3fa03e66c70e16765c22676b2

General

Target

ts1593782194000000.exe
Size

311KB
MD5

0dac925d033b27137b83754d5e45eb01
SHA1

387f28430a3007742d98d787075484096fe7dfe4
SHA256

984c95ea87e7b059a566bc304bd8bd9cdfc041c3fa03e66c70e16765c22676b2
SHA512

4bff975072f79b67556e72992c6ec62d13c53384c35b6e0f37d26e989fc9f97cf5f7f9532933b016ed88a2f8363be5fed25f71f4718fca6612432c0c75c1c01b

Score

10^/10

nanocore evasion keylogger spyware stealer trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

45.138.49.96:9999

127.0.0.1:9999

Mutex

c9506c35-7fc9-4302-a06c-3e362d7043e7

Attributes

activate_away_mode
true
backup_connection_host
127.0.0.1
backup_dns_server
8.8.4.4
buffer_size
65535
build_time
2020-10-09T09:41:16.640477036Z
bypass_user_account_control
true
bypass_user_account_control_data
clear_access_control
true
clear_zone_identifier
false
connect_delay
4000
connection_port
9999
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
c9506c35-7fc9-4302-a06c-3e362d7043e7
mutex_timeout
5000
prevent_system_sleep
false
primary_connection_host
45.138.49.96
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

NanoCore
NanoCore is a remote access tool (RAT) with a variety of capabilities.
keylogger trojan stealer spyware nanocore
Checks whether UAC is enabled 1 TTPs 1 IoCs
evasion trojan

System Information Discovery
T1082

Processes:

ts1593782194000000.exe

description ioc process

Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA ts1593782194000000.exe
Suspicious use of SetThreadContext 1 IoCs

Processes:

ts1593782194000000.exe

description pid process target process

PID 1408 set thread context of 1972 1408 ts1593782194000000.exe ts1593782194000000.exe
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task
T1053

Processes:

schtasks.exe

pid process

1904 schtasks.exe
Suspicious behavior: EnumeratesProcesses 5 IoCs

Processes:

ts1593782194000000.exe

pid process

1972 ts1593782194000000.exe
1972 ts1593782194000000.exe
1972 ts1593782194000000.exe
1972 ts1593782194000000.exe
1972 ts1593782194000000.exe
Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

ts1593782194000000.exe

pid process

1972 ts1593782194000000.exe
Suspicious behavior: MapViewOfSection 1 IoCs

Processes:

ts1593782194000000.exe

pid process

1408 ts1593782194000000.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

ts1593782194000000.exe

description pid process

Token: SeDebugPrivilege 1972 ts1593782194000000.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	ts1593782194000000.exe

description	pid	process	target process
PID 1408 set thread context of 1972	1408	ts1593782194000000.exe	ts1593782194000000.exe

pid	process
1904	schtasks.exe

pid	process
1972	ts1593782194000000.exe
1972	ts1593782194000000.exe
1972	ts1593782194000000.exe
1972	ts1593782194000000.exe
1972	ts1593782194000000.exe

pid	process
1972	ts1593782194000000.exe

pid	process
1408	ts1593782194000000.exe

description	pid	process
Token: SeDebugPrivilege	1972	ts1593782194000000.exe

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

ts1593782194000000.execmd.exe

description	pid	process	target process
PID 1408 wrote to memory of 1984	1408	ts1593782194000000.exe	cmd.exe
PID 1408 wrote to memory of 1984	1408	ts1593782194000000.exe	cmd.exe
PID 1408 wrote to memory of 1984	1408	ts1593782194000000.exe	cmd.exe
PID 1408 wrote to memory of 1984	1408	ts1593782194000000.exe	cmd.exe
PID 1408 wrote to memory of 1972	1408	ts1593782194000000.exe	ts1593782194000000.exe
PID 1408 wrote to memory of 1972	1408	ts1593782194000000.exe	ts1593782194000000.exe
PID 1408 wrote to memory of 1972	1408	ts1593782194000000.exe	ts1593782194000000.exe
PID 1408 wrote to memory of 1972	1408	ts1593782194000000.exe	ts1593782194000000.exe
PID 1408 wrote to memory of 1972	1408	ts1593782194000000.exe	ts1593782194000000.exe
PID 1984 wrote to memory of 1904	1984	cmd.exe	schtasks.exe
PID 1984 wrote to memory of 1904	1984	cmd.exe	schtasks.exe
PID 1984 wrote to memory of 1904	1984	cmd.exe	schtasks.exe
PID 1984 wrote to memory of 1904	1984	cmd.exe	schtasks.exe

C:\Users\Admin\AppData\Local\Temp\ts1593782194000000.exe
"C:\Users\Admin\AppData\Local\Temp\ts1593782194000000.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1408

C:\Windows\SysWOW64\cmd.exe
cmd /c schtasks /Create /TN name /XML "C:\Users\Admin\AppData\Local\Temp\453e4d276ddf477892f2dab7e62387a5.xml"
2⤵
- Suspicious use of WriteProcessMemory
PID:1984

C:\Windows\SysWOW64\schtasks.exe
schtasks /Create /TN name /XML "C:\Users\Admin\AppData\Local\Temp\453e4d276ddf477892f2dab7e62387a5.xml"
3⤵
- Creates scheduled task(s)
PID:1904

C:\Users\Admin\AppData\Local\Temp\ts1593782194000000.exe
"C:\Users\Admin\AppData\Local\Temp\ts1593782194000000.exe"
2⤵
- Checks whether UAC is enabled
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
PID:1972

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\453e4d276ddf477892f2dab7e62387a5.xml
MD5
a035055e1c80bc652520df45650c690f

SHA1
37b8364ad46e17199eb5a7ee89bb506bba384adb

SHA256
2b9948d34674d0fc0f9cb290da8298441b56205f6e341e3cfa1954df42c2b655

SHA512
678279d1bfc8a71c27a5a2c3afa5fd266882a62610863a3e4ebc2489f17827ed4c680c89e6b8b52621320500294d2df9888259ccdc5d38def43e739c1f325fc1

Download Submit
memory/1904-4-0x0000000000000000-mapping.dmp

Download
memory/1972-13-0x0000000000570000-0x0000000000573000-memory.dmp

Filesize
12KB

Download
memory/1972-16-0x0000000000830000-0x0000000000836000-memory.dmp

Filesize
24KB

Download
memory/1972-6-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/1972-3-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/1972-8-0x00000000742C0000-0x00000000749AE000-memory.dmp

Filesize
6.9MB

Download
memory/1972-9-0x0000000000290000-0x00000000002C3000-memory.dmp

Filesize
204KB

Download
memory/1972-11-0x00000000004C0000-0x00000000004C5000-memory.dmp

Filesize
20KB

Download
memory/1972-12-0x00000000004D0000-0x00000000004E9000-memory.dmp

Filesize
100KB

Download
memory/1972-25-0x00000000023A0000-0x00000000023AF000-memory.dmp

Filesize
60KB

Download
memory/1972-14-0x0000000000660000-0x000000000066D000-memory.dmp

Filesize
52KB

Download
memory/1972-15-0x0000000000670000-0x0000000000685000-memory.dmp

Filesize
84KB

Download
memory/1972-5-0x000000000040188B-mapping.dmp

Download
memory/1972-17-0x0000000000980000-0x000000000098C000-memory.dmp

Filesize
48KB

Download
memory/1972-18-0x00000000009A0000-0x00000000009A7000-memory.dmp

Filesize
28KB

Download
memory/1972-19-0x00000000021D0000-0x00000000021D6000-memory.dmp

Filesize
24KB

Download
memory/1972-20-0x00000000021E0000-0x00000000021ED000-memory.dmp

Filesize
52KB

Download
memory/1972-21-0x0000000002330000-0x0000000002339000-memory.dmp

Filesize
36KB

Download
memory/1972-22-0x0000000002340000-0x000000000234F000-memory.dmp

Filesize
60KB

Download
memory/1972-23-0x0000000002350000-0x000000000235A000-memory.dmp

Filesize
40KB

Download
memory/1972-24-0x0000000002370000-0x0000000002399000-memory.dmp

Filesize
164KB

Download
memory/1984-2-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads