nanocore | 231d9bae1c77d7c2a02f60d24836f1f77e60f6af9d142692a3df13e1c7df44e5

General

Target

1216242020.exe
Size

368KB
MD5

b26e02708c3c9af220b62324c7dfd051
SHA1

b0e11425eab3a005fca2e595f2ce80d39aaeb58a
SHA256

8f88c71422c2790790dd50c3ff89fe3a5add4e1d55a83e50d6b445779d813796
SHA512

ac9c710e493fba14056a9042f160e178dd7940c922d336109efe4f8aadc42a58da6f316a2e4ddd627852b750d52d25d2329962fdff16ff39099eabcd00a8f674
SSDEEP

6144:A43+hdkseMXAtY96fHVo3XMmtWIkXb1QRosnE76JH9Ew9l0BqmLzAvq9z:fhMXAtY96/9HIkXmRdE76JH9Xl0BqBvM

Score

10^/10

nanocore keylogger spyware stealer trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

wazzy.ddns.net:1716

194.5.99.24:1716

Mutex

c1ffd46d-254d-4433-8da6-7277dec7b59a

Attributes

activate_away_mode
true
backup_connection_host
194.5.99.24
backup_dns_server
8.8.4.4
buffer_size
65535
build_time
2020-03-28T11:57:28.371938436Z
bypass_user_account_control
false
bypass_user_account_control_data
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
clear_access_control
true
clear_zone_identifier
false
connect_delay
4000
connection_port
1716
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
c1ffd46d-254d-4433-8da6-7277dec7b59a
mutex_timeout
5000
prevent_system_sleep
false
primary_connection_host
wazzy.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

NanoCore
NanoCore is a remote access tool (RAT) with a variety of capabilities.
keylogger trojan stealer spyware nanocore

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

1216242020.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Control Panel\International\Geo\Nation	1216242020.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

1216242020.exe

description pid process target process

PID 4476 set thread context of 3692 4476 1216242020.exe MSBuild.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task/Job
T1053

Processes:

schtasks.exeschtasks.exe

pid process

3428 schtasks.exe
1084 schtasks.exe
Suspicious behavior: EnumeratesProcesses 7 IoCs

Processes:

1216242020.exeMSBuild.exe

pid process

4476 1216242020.exe
4476 1216242020.exe
4476 1216242020.exe
4476 1216242020.exe
3692 MSBuild.exe
3692 MSBuild.exe
3692 MSBuild.exe
Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

MSBuild.exe

pid process

3692 MSBuild.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

1216242020.exeMSBuild.exe

description pid process

Token: SeDebugPrivilege 4476 1216242020.exe
Token: SeDebugPrivilege 3692 MSBuild.exe

description	pid	process	target process
PID 4476 set thread context of 3692	4476	1216242020.exe	MSBuild.exe

pid	process
3428	schtasks.exe
1084	schtasks.exe

pid	process
4476	1216242020.exe
4476	1216242020.exe
4476	1216242020.exe
4476	1216242020.exe
3692	MSBuild.exe
3692	MSBuild.exe
3692	MSBuild.exe

pid	process
3692	MSBuild.exe

description	pid	process
Token: SeDebugPrivilege	4476	1216242020.exe
Token: SeDebugPrivilege	3692	MSBuild.exe

Suspicious use of WriteProcessMemory 20 IoCs

Processes:

1216242020.exeMSBuild.exe

description	pid	process	target process
PID 4476 wrote to memory of 3428	4476	1216242020.exe	schtasks.exe
PID 4476 wrote to memory of 3428	4476	1216242020.exe	schtasks.exe
PID 4476 wrote to memory of 3428	4476	1216242020.exe	schtasks.exe
PID 4476 wrote to memory of 3864	4476	1216242020.exe	MSBuild.exe
PID 4476 wrote to memory of 3864	4476	1216242020.exe	MSBuild.exe
PID 4476 wrote to memory of 3864	4476	1216242020.exe	MSBuild.exe
PID 4476 wrote to memory of 3592	4476	1216242020.exe	MSBuild.exe
PID 4476 wrote to memory of 3592	4476	1216242020.exe	MSBuild.exe
PID 4476 wrote to memory of 3592	4476	1216242020.exe	MSBuild.exe
PID 4476 wrote to memory of 3692	4476	1216242020.exe	MSBuild.exe
PID 4476 wrote to memory of 3692	4476	1216242020.exe	MSBuild.exe
PID 4476 wrote to memory of 3692	4476	1216242020.exe	MSBuild.exe
PID 4476 wrote to memory of 3692	4476	1216242020.exe	MSBuild.exe
PID 4476 wrote to memory of 3692	4476	1216242020.exe	MSBuild.exe
PID 4476 wrote to memory of 3692	4476	1216242020.exe	MSBuild.exe
PID 4476 wrote to memory of 3692	4476	1216242020.exe	MSBuild.exe
PID 4476 wrote to memory of 3692	4476	1216242020.exe	MSBuild.exe
PID 3692 wrote to memory of 1084	3692	MSBuild.exe	schtasks.exe
PID 3692 wrote to memory of 1084	3692	MSBuild.exe	schtasks.exe
PID 3692 wrote to memory of 1084	3692	MSBuild.exe	schtasks.exe

C:\Users\Admin\AppData\Local\Temp\1216242020.exe
"C:\Users\Admin\AppData\Local\Temp\1216242020.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4476

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\BTGAGCgDGBVI" /XML "C:\Users\Admin\AppData\Local\Temp\tmpEA7F.tmp"
2⤵
- Creates scheduled task(s)
PID:3428

C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
"{path}"
2⤵
PID:3864

C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
"{path}"
2⤵
PID:3592

C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
"{path}"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3692

C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "DHCP Service" /xml "C:\Users\Admin\AppData\Local\Temp\tmpEF03.tmp"
3⤵
- Creates scheduled task(s)
PID:1084

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Scheduled Task/Job

1

T1053

Persistence

Scheduled Task/Job

1

T1053

Privilege Escalation

Scheduled Task/Job

1

T1053

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\tmpEA7F.tmp
Filesize
1KB

MD5
ddd331a5302312b080f347bd51dded48

SHA1
e9f5d3728872dd3450188562a5bc161797abb3b5

SHA256
cc30ab5cf91f246cd21998b4356e059dcc5826b000e37c05fff5c7915a23346e

SHA512
610efc937eb7afe988c43c6765c9b8c4ea66b9b1ef70b2beb3791cab5b0e154e00f05e80d602656f6d54aa8661906dc08962699fd769c8f504c28d629d4d4fcb

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpEF03.tmp
Filesize
1KB

MD5
ae766004c0d8792953bafffe8f6a2e3b

SHA1
14b12f27543a401e2fe0af8052e116cab0032426

SHA256
1abdd9b6a6b84e4ba1af1282dc84ce276c59ba253f4c4af05fea498a4fd99540

SHA512
e530da4a5d4336fc37838d0e93b5eb3804b9c489c71f6954a47fc81a4c655bb72ec493e109cf96e6e3617d7623ac80697ad3bbd5ffc6281bafc8b34dca5e6567

Download Submit
memory/3692-15-0x0000000074E70000-0x0000000075421000-memory.dmp

Filesize
5.7MB

Download
memory/3692-11-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/3692-14-0x0000000074E70000-0x0000000075421000-memory.dmp

Filesize
5.7MB

Download
memory/3692-20-0x0000000074E70000-0x0000000075421000-memory.dmp

Filesize
5.7MB

Download
memory/3692-21-0x0000000074E70000-0x0000000075421000-memory.dmp

Filesize
5.7MB

Download
memory/3692-22-0x0000000074E70000-0x0000000075421000-memory.dmp

Filesize
5.7MB

Download
memory/4476-3-0x0000000074E70000-0x0000000075421000-memory.dmp

Filesize
5.7MB

Download
memory/4476-4-0x0000000074E72000-0x0000000074E73000-memory.dmp

Filesize
4KB

Download
memory/4476-5-0x0000000074E70000-0x0000000075421000-memory.dmp

Filesize
5.7MB

Download
memory/4476-2-0x0000000074E70000-0x0000000075421000-memory.dmp

Filesize
5.7MB

Download
memory/4476-0-0x0000000074E72000-0x0000000074E73000-memory.dmp

Filesize
4KB

Download
memory/4476-13-0x0000000074E70000-0x0000000075421000-memory.dmp

Filesize
5.7MB

Download
memory/4476-1-0x0000000074E70000-0x0000000075421000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

Loading Replay Monitor...

Downloads