nanocore | c9ae12a64c678ed7284b3514af87b0ac6ce8036306855efcfebdf167aa42c0f1

General

Target

PROOF OF PAYMENT.exe
Size

1.2MB
MD5

01d17f375699dbaedad392aa7920645f
SHA1

2fbefee529b1aa5079100c5bb07ba37d4988d371
SHA256

4c94eb227b1c9236958b5f31dc3829ce7891e22d3771e25e9e291b08fafdd090
SHA512

6df6601163511770d6b85485c20e0ecb2c71b321aa94dda79e5e067aa0ffe09333acb63c9434f8c36ea79463e06b696be3ff316b92b91b46b90b6545f4b2075d

Score

10^/10

nanocore keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

antonlmcmotor.ddns.net:3190

Mutex

de74fb71-ce66-421f-80e3-36e9e39a1451

Attributes

activate_away_mode
true
backup_connection_host
antonlmcmotor.ddns.net
backup_dns_server
8.8.4.4
buffer_size
65535
build_time
2020-03-07T09:50:37.081293536Z
bypass_user_account_control
true
bypass_user_account_control_data
clear_access_control
true
clear_zone_identifier
false
connect_delay
4000
connection_port
3190
default_group
NEWZEALAND
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
de74fb71-ce66-421f-80e3-36e9e39a1451
mutex_timeout
5000
prevent_system_sleep
false
primary_connection_host
antonlmcmotor.ddns.net
primary_dns_server
8.8.8.8
request_elevation
true
restart_delay
5000
run_delay
0
run_on_startup
false
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:

PROOF OF PAYMENT.exe

description	ioc	process
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\ThumbnailExtractionHost.url	PROOF OF PAYMENT.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

MSBuild.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\DSL Service = "C:\\Program Files (x86)\\DSL Service\\dslsvc.exe"	MSBuild.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

PROOF OF PAYMENT.exe

description pid process target process

PID 884 set thread context of 1528 884 PROOF OF PAYMENT.exe MSBuild.exe

description	pid	process	target process
PID 884 set thread context of 1528	884	PROOF OF PAYMENT.exe	MSBuild.exe

Drops file in Program Files directory 2 IoCs

Processes:

MSBuild.exe

description	ioc	process
File created	C:\Program Files (x86)\DSL Service\dslsvc.exe	MSBuild.exe
File opened for modification	C:\Program Files (x86)\DSL Service\dslsvc.exe	MSBuild.exe

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

932 884 WerFault.exe PROOF OF PAYMENT.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

MSBuild.exe

pid process

1528 MSBuild.exe
1528 MSBuild.exe
Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

MSBuild.exe

pid process

1528 MSBuild.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

MSBuild.exe

description pid process

Token: SeDebugPrivilege 1528 MSBuild.exe
Suspicious use of FindShellTrayWindow 3 IoCs

Processes:

PROOF OF PAYMENT.exe

pid process

884 PROOF OF PAYMENT.exe
884 PROOF OF PAYMENT.exe
884 PROOF OF PAYMENT.exe
Suspicious use of SendNotifyMessage 3 IoCs

Processes:

PROOF OF PAYMENT.exe

pid process

884 PROOF OF PAYMENT.exe
884 PROOF OF PAYMENT.exe
884 PROOF OF PAYMENT.exe

pid	pid_target	process	target process
932	884	WerFault.exe	PROOF OF PAYMENT.exe

pid	process
1528	MSBuild.exe
1528	MSBuild.exe

pid	process
1528	MSBuild.exe

description	pid	process
Token: SeDebugPrivilege	1528	MSBuild.exe

pid	process
884	PROOF OF PAYMENT.exe
884	PROOF OF PAYMENT.exe
884	PROOF OF PAYMENT.exe

pid	process
884	PROOF OF PAYMENT.exe
884	PROOF OF PAYMENT.exe
884	PROOF OF PAYMENT.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

PROOF OF PAYMENT.exe

description	pid	process	target process
PID 884 wrote to memory of 1528	884	PROOF OF PAYMENT.exe	MSBuild.exe
PID 884 wrote to memory of 1528	884	PROOF OF PAYMENT.exe	MSBuild.exe
PID 884 wrote to memory of 1528	884	PROOF OF PAYMENT.exe	MSBuild.exe
PID 884 wrote to memory of 1528	884	PROOF OF PAYMENT.exe	MSBuild.exe
PID 884 wrote to memory of 1528	884	PROOF OF PAYMENT.exe	MSBuild.exe
PID 884 wrote to memory of 1528	884	PROOF OF PAYMENT.exe	MSBuild.exe

C:\Users\Admin\AppData\Local\Temp\PROOF OF PAYMENT.exe
"C:\Users\Admin\AppData\Local\Temp\PROOF OF PAYMENT.exe"
1⤵
- Drops startup file
- Suspicious use of SetThreadContext
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:884

C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
"C:\\\\Windows\\\\Microsoft.NET\\\\Framework\\\\v2.0.50727\\\\MSBuild.exe"
2⤵
- Adds Run key to start application
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
PID:1528

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 884 -s 316
2⤵
- Program crash
PID:932

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

memory/884-54-0x0000000075741000-0x0000000075743000-memory.dmp

Filesize
8KB

Download
memory/884-64-0x0000000000410000-0x0000000000476000-memory.dmp

Filesize
408KB

Download
memory/884-66-0x0000000002A30000-0x0000000002A96000-memory.dmp

Filesize
408KB

Download
memory/1528-55-0x0000000000080000-0x00000000000B8000-memory.dmp

Filesize
224KB

Download
memory/1528-57-0x0000000000080000-0x00000000000B8000-memory.dmp

Filesize
224KB

Download
memory/1528-62-0x000000000009E792-mapping.dmp

Download
memory/1528-63-0x0000000000080000-0x00000000000B8000-memory.dmp

Filesize
224KB

Download
memory/1528-65-0x0000000000080000-0x00000000000B8000-memory.dmp

Filesize
224KB

Download
memory/1528-68-0x0000000074AE0000-0x000000007508B000-memory.dmp

Filesize
5.7MB

Download
memory/1528-69-0x0000000000180000-0x00000000001C0000-memory.dmp

Filesize
256KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads