nanocore | 7f7afb406c8f911f21354b2ea60fd688ce8083ed0ab10156c6f3421d927d2fab

General

Target

PROOF OF PAYMENT.exe
Size

995KB
MD5

57090f9293d9a013c7ff7fb614681a46
SHA1

c477a883773decabc0518173b640045802fac0e8
SHA256

7f7afb406c8f911f21354b2ea60fd688ce8083ed0ab10156c6f3421d927d2fab
SHA512

398ec37b9927b59d8355d593bae50289e2ac40529cb34b788d25d0ffa92f443218494c84b91b6a498a3940d78538f6b9a579e26242bf5f4c5cdb7a4a972d3d3a

Score

10^/10

nanocore evasion keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

amechi.duckdns.org:3190

Mutex

0135833c-e6c6-4c75-bdfb-60bbf26ea921

Attributes

activate_away_mode
true
backup_connection_host
amechi.duckdns.org
backup_dns_server
8.8.4.4
buffer_size
65535
build_time
2020-10-31T10:31:42.509293536Z
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
EYO LAKAKDON 2021
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
0135833c-e6c6-4c75-bdfb-60bbf26ea921
mutex_timeout
5000
prevent_system_sleep
false
primary_connection_host
amechi.duckdns.org
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

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

PROOF OF PAYMENT.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\WPA Host = "C:\\Program Files (x86)\\WPA Host\\wpahost.exe"	PROOF OF PAYMENT.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs
evasion trojan

System Information Discovery
T1082

Processes:

PROOF OF PAYMENT.exe

description ioc process

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

Processes:

PROOF OF PAYMENT.exe

description pid process target process

PID 1832 set thread context of 1060 1832 PROOF OF PAYMENT.exe PROOF OF PAYMENT.exe

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

description	pid	process	target process
PID 1832 set thread context of 1060	1832	PROOF OF PAYMENT.exe	PROOF OF PAYMENT.exe

Drops file in Program Files directory 2 IoCs

Processes:

PROOF OF PAYMENT.exe

description	ioc	process
File created	C:\Program Files (x86)\WPA Host\wpahost.exe	PROOF OF PAYMENT.exe
File opened for modification	C:\Program Files (x86)\WPA Host\wpahost.exe	PROOF OF PAYMENT.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

1668 schtasks.exe
Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

PROOF OF PAYMENT.exe

pid process

1060 PROOF OF PAYMENT.exe
1060 PROOF OF PAYMENT.exe
1060 PROOF OF PAYMENT.exe
Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

PROOF OF PAYMENT.exe

pid process

1060 PROOF OF PAYMENT.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

PROOF OF PAYMENT.exe

description pid process

Token: SeDebugPrivilege 1060 PROOF OF PAYMENT.exe

pid	process
1668	schtasks.exe

pid	process
1060	PROOF OF PAYMENT.exe
1060	PROOF OF PAYMENT.exe
1060	PROOF OF PAYMENT.exe

pid	process
1060	PROOF OF PAYMENT.exe

description	pid	process
Token: SeDebugPrivilege	1060	PROOF OF PAYMENT.exe

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

PROOF OF PAYMENT.exe

description	pid	process	target process
PID 1832 wrote to memory of 1668	1832	PROOF OF PAYMENT.exe	schtasks.exe
PID 1832 wrote to memory of 1668	1832	PROOF OF PAYMENT.exe	schtasks.exe
PID 1832 wrote to memory of 1668	1832	PROOF OF PAYMENT.exe	schtasks.exe
PID 1832 wrote to memory of 1668	1832	PROOF OF PAYMENT.exe	schtasks.exe
PID 1832 wrote to memory of 1060	1832	PROOF OF PAYMENT.exe	PROOF OF PAYMENT.exe
PID 1832 wrote to memory of 1060	1832	PROOF OF PAYMENT.exe	PROOF OF PAYMENT.exe
PID 1832 wrote to memory of 1060	1832	PROOF OF PAYMENT.exe	PROOF OF PAYMENT.exe
PID 1832 wrote to memory of 1060	1832	PROOF OF PAYMENT.exe	PROOF OF PAYMENT.exe
PID 1832 wrote to memory of 1060	1832	PROOF OF PAYMENT.exe	PROOF OF PAYMENT.exe
PID 1832 wrote to memory of 1060	1832	PROOF OF PAYMENT.exe	PROOF OF PAYMENT.exe
PID 1832 wrote to memory of 1060	1832	PROOF OF PAYMENT.exe	PROOF OF PAYMENT.exe
PID 1832 wrote to memory of 1060	1832	PROOF OF PAYMENT.exe	PROOF OF PAYMENT.exe
PID 1832 wrote to memory of 1060	1832	PROOF OF PAYMENT.exe	PROOF OF PAYMENT.exe

C:\Users\Admin\AppData\Local\Temp\PROOF OF PAYMENT.exe
"C:\Users\Admin\AppData\Local\Temp\PROOF OF PAYMENT.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1832

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\RbJJtmpPB" /XML "C:\Users\Admin\AppData\Local\Temp\tmp95BA.tmp"
2⤵
- Creates scheduled task(s)
PID:1668

C:\Users\Admin\AppData\Local\Temp\PROOF OF PAYMENT.exe
"{path}"
2⤵
- Adds Run key to start application
- Checks whether UAC is enabled
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
PID:1060

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Registry Run Keys / Startup Folder

1

T1060

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Modify Registry

1

T1112

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\tmp95BA.tmp
MD5
9c2f093676856d6941dec83018891dde

SHA1
228cc49e0fde592798e927c87132b71dcc696072

SHA256
5c5ab71db3ab718674f4efd2133dd0e0ff39205967bf36853cd17ff505e1641f

SHA512
e1ece9ec27035f513bdb24c0e0706f7cc53709bbf2ef58fa9c81b6cf0852251f3c11ec2debef8b10c00e69c174bcd9e23420946cf8a8c5b183e486970a78e310

Download Submit
memory/1060-12-0x0000000073980000-0x000000007406E000-memory.dmp

Filesize
6.9MB

Download
memory/1060-15-0x0000000004EE0000-0x0000000004EE1000-memory.dmp

Filesize
4KB

Download
memory/1060-18-0x00000000005D0000-0x00000000005D3000-memory.dmp

Filesize
12KB

Download
memory/1060-17-0x0000000000570000-0x0000000000589000-memory.dmp

Filesize
100KB

Download
memory/1060-16-0x0000000000560000-0x0000000000565000-memory.dmp

Filesize
20KB

Download
memory/1060-13-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1060-10-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1060-11-0x000000000041E792-mapping.dmp

Download
memory/1668-8-0x0000000000000000-mapping.dmp

Download
memory/1832-2-0x0000000073980000-0x000000007406E000-memory.dmp

Filesize
6.9MB

Download
memory/1832-3-0x0000000000150000-0x0000000000151000-memory.dmp

Filesize
4KB

Download
memory/1832-5-0x00000000043B0000-0x00000000043B1000-memory.dmp

Filesize
4KB

Download
memory/1832-7-0x0000000004EF0000-0x0000000004F42000-memory.dmp

Filesize
328KB

Download
memory/1832-6-0x0000000000310000-0x000000000031E000-memory.dmp

Filesize
56KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads