nanocore | 0568c34ba51f11cf4a7da4458ec8728c7774c3d8e4e78461ad64fec01aa175fd

General

Target

Purchase Order061720PDF.exe
Size

1.3MB
MD5

087c73bf612b9d9694409a763b3c270a
SHA1

d033c49a30a38a59764d2a1a2eab537574b53e98
SHA256

17fa709f1a866d573f997f8f1288d537de382cccc5a4f9c1811db9da34c016b2
SHA512

0f767f635e0edf66333835ced8e0f377aa9158137ff891af3d7ebaa3e18193c61bd88f22896dc7269aa03d97eb1852c9dbb882fe03d637a7b8e2107150db11c3

Score

10^/10

nanocore keylogger spyware stealer trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

forwork61420.ddns.net:3118

forwork61420.duckdns.org:3118

Mutex

713ef177-b6be-471f-adec-854b1cda1062

Attributes

activate_away_mode
true
backup_connection_host
forwork61420.duckdns.org
backup_dns_server
8.8.4.4
buffer_size
65535
build_time
2020-03-28T15:15:12.586904536Z
bypass_user_account_control
true
bypass_user_account_control_data
clear_access_control
true
clear_zone_identifier
true
connect_delay
4000
connection_port
3118
default_group
TT
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
713ef177-b6be-471f-adec-854b1cda1062
mutex_timeout
5000
prevent_system_sleep
true
primary_connection_host
forwork61420.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

Drops startup file 1 IoCs

Processes:

Purchase Order061720PDF.exe

description	ioc	process
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\hvax64.url	Purchase Order061720PDF.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

Purchase Order061720PDF.exe

description pid process target process

PID 1452 set thread context of 992 1452 Purchase Order061720PDF.exe MSBuild.exe

description	pid	process	target process
PID 1452 set thread context of 992	1452	Purchase Order061720PDF.exe	MSBuild.exe

Suspicious behavior: EnumeratesProcesses 13 IoCs

Processes:

MSBuild.exePurchase Order061720PDF.exe

pid	process
992	MSBuild.exe
992	MSBuild.exe
1452	Purchase Order061720PDF.exe
1452	Purchase Order061720PDF.exe
1452	Purchase Order061720PDF.exe
1452	Purchase Order061720PDF.exe
1452	Purchase Order061720PDF.exe
1452	Purchase Order061720PDF.exe
1452	Purchase Order061720PDF.exe
1452	Purchase Order061720PDF.exe
1452	Purchase Order061720PDF.exe
1452	Purchase Order061720PDF.exe
1452	Purchase Order061720PDF.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

MSBuild.exe

pid process

992 MSBuild.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

MSBuild.exe

description pid process

Token: SeDebugPrivilege 992 MSBuild.exe
Suspicious use of FindShellTrayWindow 3 IoCs

Processes:

Purchase Order061720PDF.exe

pid process

1452 Purchase Order061720PDF.exe
1452 Purchase Order061720PDF.exe
1452 Purchase Order061720PDF.exe
Suspicious use of SendNotifyMessage 3 IoCs

Processes:

Purchase Order061720PDF.exe

pid process

1452 Purchase Order061720PDF.exe
1452 Purchase Order061720PDF.exe
1452 Purchase Order061720PDF.exe

description	pid	process
Token: SeDebugPrivilege	992	MSBuild.exe

pid	process
1452	Purchase Order061720PDF.exe
1452	Purchase Order061720PDF.exe
1452	Purchase Order061720PDF.exe

pid	process
1452	Purchase Order061720PDF.exe
1452	Purchase Order061720PDF.exe
1452	Purchase Order061720PDF.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

Purchase Order061720PDF.exe

description	pid	process	target process
PID 1452 wrote to memory of 992	1452	Purchase Order061720PDF.exe	MSBuild.exe
PID 1452 wrote to memory of 992	1452	Purchase Order061720PDF.exe	MSBuild.exe
PID 1452 wrote to memory of 992	1452	Purchase Order061720PDF.exe	MSBuild.exe
PID 1452 wrote to memory of 992	1452	Purchase Order061720PDF.exe	MSBuild.exe
PID 1452 wrote to memory of 992	1452	Purchase Order061720PDF.exe	MSBuild.exe
PID 1452 wrote to memory of 992	1452	Purchase Order061720PDF.exe	MSBuild.exe

C:\Users\Admin\AppData\Local\Temp\Purchase Order061720PDF.exe
"C:\Users\Admin\AppData\Local\Temp\Purchase Order061720PDF.exe"
1⤵
- Drops startup file
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1452

C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
"C:\\\\Windows\\\\Microsoft.NET\\\\Framework\\\\v2.0.50727\\\\MSBuild.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
PID:992

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/992-55-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/992-57-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/992-62-0x000000000041E792-mapping.dmp

Download
memory/992-63-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/992-64-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/992-68-0x0000000074330000-0x00000000748DB000-memory.dmp

Filesize
5.7MB

Download
memory/992-69-0x0000000002096000-0x00000000020A7000-memory.dmp

Filesize
68KB

Download
memory/1452-54-0x0000000075EF1000-0x0000000075EF3000-memory.dmp

Filesize
8KB

Download
memory/1452-66-0x00000000001D0000-0x0000000000236000-memory.dmp

Filesize
408KB

Download
memory/1452-67-0x0000000000340000-0x00000000003A6000-memory.dmp

Filesize
408KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

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Downloads