nanocore | 3796fdf35ca6c4557746dc1de61e477fe9972bc44a2fb23503e302c27fab4335

General

Target

POP.exe
Size

660KB
MD5

46d06b32a50fd0c1a1981695e6504aa5
SHA1

562f1b0f554ab339d851e7c031059d20a1c88af6
SHA256

3796fdf35ca6c4557746dc1de61e477fe9972bc44a2fb23503e302c27fab4335
SHA512

c6ff00d37a3d8f8716df5a67d5f6e16bec0ec1a5ea4625138651ca8bc43ffda9e4ff77c158803d3399aa7543ec88dd37551215f60e159d226ac307cfd6e4cb44
SSDEEP

12288:nYIPXjeFKYoJyZTH5Zx161j9QMRLPfVtc1qHNanyP8POCxU:nYIPGKYokbF01j9b1tcoMyP8POCy

Score

10^/10

nanocore evasion keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

amechi.duckdns.org:4190

Mutex

1e951a16-0899-4a49-9bed-fad9fc6657d1

Attributes

activate_away_mode
true
backup_connection_host
amechi.duckdns.org
backup_dns_server
8.8.4.4
buffer_size
65535
build_time
2024-02-05T10:09:03.565293536Z
bypass_user_account_control
true
bypass_user_account_control_data
clear_access_control
true
clear_zone_identifier
false
connect_delay
4000
connection_port
4190
default_group
clement
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
1e951a16-0899-4a49-9bed-fad9fc6657d1
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

T1547.001

Modify Registry

T1112

Processes:

POP.exe

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

Checks whether UAC is enabled 1 TTPs 1 IoCs
evasion trojan

System Information Discovery
T1082

Processes:

POP.exe

description ioc process

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

Processes:

POP.exe

description pid process target process

PID 1708 set thread context of 2512 1708 POP.exe POP.exe

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

description	pid	process	target process
PID 1708 set thread context of 2512	1708	POP.exe	POP.exe

Drops file in Program Files directory 2 IoCs

Processes:

POP.exe

description	ioc	process
File opened for modification	C:\Program Files (x86)\DDP Service\ddpsv.exe	POP.exe
File created	C:\Program Files (x86)\DDP Service\ddpsv.exe	POP.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2784 1708 WerFault.exe POP.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/Job
T1053

Processes:

schtasks.exe

pid process

2716 schtasks.exe

pid	pid_target	process	target process
2784	1708	WerFault.exe	POP.exe

pid	process
2716	schtasks.exe

Suspicious behavior: EnumeratesProcesses 15 IoCs

Processes:

POP.exepowershell.exepowershell.exePOP.exe

pid	process
1708	POP.exe
1708	POP.exe
1708	POP.exe
1708	POP.exe
2576	powershell.exe
2584	powershell.exe
2512	POP.exe
2512	POP.exe
2512	POP.exe
2512	POP.exe
2512	POP.exe
2512	POP.exe
2512	POP.exe
2512	POP.exe
2512	POP.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

POP.exe

pid process

2512 POP.exe

pid	process
2512	POP.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes:

POP.exepowershell.exepowershell.exePOP.exe

description	pid	process
Token: SeDebugPrivilege	1708	POP.exe
Token: SeDebugPrivilege	2576	powershell.exe
Token: SeDebugPrivilege	2584	powershell.exe
Token: SeDebugPrivilege	2512	POP.exe

Suspicious use of WriteProcessMemory 25 IoCs

Processes:

POP.exe

description	pid	process	target process
PID 1708 wrote to memory of 2584	1708	POP.exe	powershell.exe
PID 1708 wrote to memory of 2584	1708	POP.exe	powershell.exe
PID 1708 wrote to memory of 2584	1708	POP.exe	powershell.exe
PID 1708 wrote to memory of 2584	1708	POP.exe	powershell.exe
PID 1708 wrote to memory of 2576	1708	POP.exe	powershell.exe
PID 1708 wrote to memory of 2576	1708	POP.exe	powershell.exe
PID 1708 wrote to memory of 2576	1708	POP.exe	powershell.exe
PID 1708 wrote to memory of 2576	1708	POP.exe	powershell.exe
PID 1708 wrote to memory of 2716	1708	POP.exe	schtasks.exe
PID 1708 wrote to memory of 2716	1708	POP.exe	schtasks.exe
PID 1708 wrote to memory of 2716	1708	POP.exe	schtasks.exe
PID 1708 wrote to memory of 2716	1708	POP.exe	schtasks.exe
PID 1708 wrote to memory of 2512	1708	POP.exe	POP.exe
PID 1708 wrote to memory of 2512	1708	POP.exe	POP.exe
PID 1708 wrote to memory of 2512	1708	POP.exe	POP.exe
PID 1708 wrote to memory of 2512	1708	POP.exe	POP.exe
PID 1708 wrote to memory of 2512	1708	POP.exe	POP.exe
PID 1708 wrote to memory of 2512	1708	POP.exe	POP.exe
PID 1708 wrote to memory of 2512	1708	POP.exe	POP.exe
PID 1708 wrote to memory of 2512	1708	POP.exe	POP.exe
PID 1708 wrote to memory of 2512	1708	POP.exe	POP.exe
PID 1708 wrote to memory of 2784	1708	POP.exe	WerFault.exe
PID 1708 wrote to memory of 2784	1708	POP.exe	WerFault.exe
PID 1708 wrote to memory of 2784	1708	POP.exe	WerFault.exe
PID 1708 wrote to memory of 2784	1708	POP.exe	WerFault.exe

C:\Users\Admin\AppData\Local\Temp\POP.exe
"C:\Users\Admin\AppData\Local\Temp\POP.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1708

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\POP.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2584

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\CXAoYUE.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2576

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\CXAoYUE" /XML "C:\Users\Admin\AppData\Local\Temp\tmpD4DC.tmp"
2⤵
- Creates scheduled task(s)
PID:2716

C:\Users\Admin\AppData\Local\Temp\POP.exe
"C:\Users\Admin\AppData\Local\Temp\POP.exe"
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:2512

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1708 -s 1044
2⤵
- Program crash
PID:2784

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Scheduled Task/Job

1

T1053

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

Scheduled Task/Job

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

Scheduled Task/Job

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

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\tmpD4DC.tmp
Filesize
1KB

MD5
bc176f5bde65994b306e4ec9a6432dc3

SHA1
81ad657e762646d21f0d6fef56cd497530396e42

SHA256
f488a76fd74086837ab5692eafbb7ce8d09c02775590798bfc413ecf0a472f0d

SHA512
427c7252c4c2f18ef1da2421ad138c9fa9db43828dcd5f40129ea7327f9ce8fee7b8d5562703f0483620695c5d9ade73fb4a22bb69f6f0f76560aa35043f0fd9

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\839U5AW0D2LJHP9BT6LH.temp
Filesize
7KB

MD5
f215d35eaa805863fe56a081327d12c0

SHA1
4db1a86eb65e2533e3be7a4c4f5d30a94901540e

SHA256
6508cfb665419ff625c677a4ce8c255aab37d23e2bdf83a742b3bfa4aead316a

SHA512
ff9d3cd93e5dfc5d9d108bac50c71975d75418ae6e06452fa91124be84c5475a251d06d2188d0ae273fb0fd7bdc18c121c8c0a8a238266e60c057a5d149b1069

Download Submit
memory/1708-37-0x0000000074330000-0x0000000074A1E000-memory.dmp

Filesize
6.9MB

Download
memory/1708-1-0x0000000074330000-0x0000000074A1E000-memory.dmp

Filesize
6.9MB

Download
memory/1708-2-0x0000000004D60000-0x0000000004DA0000-memory.dmp

Filesize
256KB

Download
memory/1708-3-0x00000000003B0000-0x00000000003D0000-memory.dmp

Filesize
128KB

Download
memory/1708-4-0x00000000003E0000-0x00000000003F4000-memory.dmp

Filesize
80KB

Download
memory/1708-5-0x0000000005F10000-0x0000000005F8A000-memory.dmp

Filesize
488KB

Download
memory/1708-0-0x0000000000C40000-0x0000000000CEC000-memory.dmp

Filesize
688KB

Download
memory/2512-49-0x0000000004E20000-0x0000000004E60000-memory.dmp

Filesize
256KB

Download
memory/2512-19-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2512-22-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2512-28-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2512-26-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2512-24-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2512-63-0x00000000042E0000-0x00000000042F4000-memory.dmp

Filesize
80KB

Download
memory/2512-20-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2512-62-0x0000000004750000-0x000000000477E000-memory.dmp

Filesize
184KB

Download
memory/2512-61-0x0000000002280000-0x000000000228E000-memory.dmp

Filesize
56KB

Download
memory/2512-35-0x00000000002D0000-0x00000000002DA000-memory.dmp

Filesize
40KB

Download
memory/2512-40-0x0000000004E20000-0x0000000004E60000-memory.dmp

Filesize
256KB

Download
memory/2512-60-0x0000000002270000-0x0000000002284000-memory.dmp

Filesize
80KB

Download
memory/2512-59-0x0000000000BF0000-0x0000000000C00000-memory.dmp

Filesize
64KB

Download
memory/2512-44-0x00000000003E0000-0x00000000003EA000-memory.dmp

Filesize
40KB

Download
memory/2512-45-0x0000000074330000-0x0000000074A1E000-memory.dmp

Filesize
6.9MB

Download
memory/2512-58-0x0000000000BE0000-0x0000000000BF4000-memory.dmp

Filesize
80KB

Download
memory/2512-57-0x0000000000BD0000-0x0000000000BDE000-memory.dmp

Filesize
56KB

Download
memory/2512-56-0x0000000000AC0000-0x0000000000ACC000-memory.dmp

Filesize
48KB

Download
memory/2512-21-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2512-36-0x0000000000540000-0x000000000055E000-memory.dmp

Filesize
120KB

Download
memory/2512-55-0x0000000000AB0000-0x0000000000AC2000-memory.dmp

Filesize
72KB

Download
memory/2512-54-0x0000000000A90000-0x0000000000A9E000-memory.dmp

Filesize
56KB

Download
memory/2512-53-0x00000000005C0000-0x00000000005DA000-memory.dmp

Filesize
104KB

Download
memory/2512-18-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2512-50-0x0000000074330000-0x0000000074A1E000-memory.dmp

Filesize
6.9MB

Download
memory/2512-52-0x0000000000560000-0x0000000000572000-memory.dmp

Filesize
72KB

Download
memory/2576-46-0x000000006F1C0000-0x000000006F76B000-memory.dmp

Filesize
5.7MB

Download
memory/2576-39-0x00000000024A0000-0x00000000024E0000-memory.dmp

Filesize
256KB

Download
memory/2576-43-0x00000000024A0000-0x00000000024E0000-memory.dmp

Filesize
256KB

Download
memory/2576-41-0x00000000024A0000-0x00000000024E0000-memory.dmp

Filesize
256KB

Download
memory/2576-33-0x000000006F1C0000-0x000000006F76B000-memory.dmp

Filesize
5.7MB

Download
memory/2576-29-0x000000006F1C0000-0x000000006F76B000-memory.dmp

Filesize
5.7MB

Download
memory/2584-47-0x000000006F1C0000-0x000000006F76B000-memory.dmp

Filesize
5.7MB

Download
memory/2584-34-0x000000006F1C0000-0x000000006F76B000-memory.dmp

Filesize
5.7MB

Download
memory/2584-38-0x0000000002770000-0x00000000027B0000-memory.dmp

Filesize
256KB

Download
memory/2584-42-0x0000000002770000-0x00000000027B0000-memory.dmp

Filesize
256KB

Download
memory/2584-30-0x000000006F1C0000-0x000000006F76B000-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