nanocore | e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed

Analysis

max time kernel
142s
max time network
147s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
15-06-2024 02:31

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General

Target

e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exe
Size

820KB
MD5

0e4c4d9f7b2ee56acdd9b3da668e2da3
SHA1

11189f4174bdeb36fb31ff8a7b2489641dd144be
SHA256

e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed
SHA512

a0b5de3eef3de57468a770f596c98d066eae36d538a9bc0d3e8550d6a4b21c0974deab2cc093bc612a89d935cde902c571ca92f2a61ec6d40bea0d52047df9b9
SSDEEP

12288:xxtg61jjk0LAta9AjjNw5DI+J/0oI3QCdiOc8f/TTRptDGiwFMdWefQS4XhEc:xg61jjk0LAta9AODIz88f///dbfQSeK

Score

10^/10

nanocore execution keylogger spyware stealer trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

vjhelena.duckdns.org:54880

alibabaforwader10.ddns.net:54880

Mutex

a387c389-48e1-4208-8dfc-04ffe53ec013

Attributes

activate_away_mode
true
backup_connection_host
alibabaforwader10.ddns.net
backup_dns_server
8.8.4.4
buffer_size
65535
build_time
2024-02-09T13:56:51.135504536Z
bypass_user_account_control
true
bypass_user_account_control_data
clear_access_control
true
clear_zone_identifier
false
connect_delay
4000
connection_port
54880
default_group
MAY
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
a387c389-48e1-4208-8dfc-04ffe53ec013
mutex_timeout
5000
prevent_system_sleep
false
primary_connection_host
vjhelena.duckdns.org
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
Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
execution

PowerShell
T1059.001

Processes:

powershell.exepowershell.exe

pid process

2900 powershell.exe
2848 powershell.exe
Suspicious use of SetThreadContext 1 IoCs

Processes:

e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exe

description pid process target process

PID 2020 set thread context of 2688 2020 e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exe RegSvcs.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 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

2676 schtasks.exe

pid	process
2900	powershell.exe
2848	powershell.exe

description	pid	process	target process
PID 2020 set thread context of 2688	2020	e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exe	RegSvcs.exe

pid	process
2676	schtasks.exe

Suspicious behavior: EnumeratesProcesses 12 IoCs

Processes:

e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exepowershell.exepowershell.exeRegSvcs.exe

pid	process
2020	e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exe
2020	e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exe
2020	e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exe
2020	e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exe
2020	e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exe
2020	e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exe
2020	e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exe
2900	powershell.exe
2848	powershell.exe
2688	RegSvcs.exe
2688	RegSvcs.exe
2688	RegSvcs.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

RegSvcs.exe

pid process

2688 RegSvcs.exe

pid	process
2688	RegSvcs.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes:

e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exepowershell.exepowershell.exeRegSvcs.exe

description	pid	process
Token: SeDebugPrivilege	2020	e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exe
Token: SeDebugPrivilege	2848	powershell.exe
Token: SeDebugPrivilege	2900	powershell.exe
Token: SeDebugPrivilege	2688	RegSvcs.exe

Suspicious use of WriteProcessMemory 24 IoCs

Processes:

e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exe

description	pid	process	target process
PID 2020 wrote to memory of 2900	2020	e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exe	powershell.exe
PID 2020 wrote to memory of 2900	2020	e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exe	powershell.exe
PID 2020 wrote to memory of 2900	2020	e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exe	powershell.exe
PID 2020 wrote to memory of 2900	2020	e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exe	powershell.exe
PID 2020 wrote to memory of 2848	2020	e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exe	powershell.exe
PID 2020 wrote to memory of 2848	2020	e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exe	powershell.exe
PID 2020 wrote to memory of 2848	2020	e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exe	powershell.exe
PID 2020 wrote to memory of 2848	2020	e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exe	powershell.exe
PID 2020 wrote to memory of 2676	2020	e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exe	schtasks.exe
PID 2020 wrote to memory of 2676	2020	e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exe	schtasks.exe
PID 2020 wrote to memory of 2676	2020	e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exe	schtasks.exe
PID 2020 wrote to memory of 2676	2020	e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exe	schtasks.exe
PID 2020 wrote to memory of 2688	2020	e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exe	RegSvcs.exe
PID 2020 wrote to memory of 2688	2020	e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exe	RegSvcs.exe
PID 2020 wrote to memory of 2688	2020	e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exe	RegSvcs.exe
PID 2020 wrote to memory of 2688	2020	e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exe	RegSvcs.exe
PID 2020 wrote to memory of 2688	2020	e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exe	RegSvcs.exe
PID 2020 wrote to memory of 2688	2020	e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exe	RegSvcs.exe
PID 2020 wrote to memory of 2688	2020	e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exe	RegSvcs.exe
PID 2020 wrote to memory of 2688	2020	e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exe	RegSvcs.exe
PID 2020 wrote to memory of 2688	2020	e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exe	RegSvcs.exe
PID 2020 wrote to memory of 2688	2020	e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exe	RegSvcs.exe
PID 2020 wrote to memory of 2688	2020	e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exe	RegSvcs.exe
PID 2020 wrote to memory of 2688	2020	e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exe	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exe
"C:\Users\Admin\AppData\Local\Temp\e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2020

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\e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed.exe"
2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2900

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\PKoUYTS.exe"
2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2848

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\PKoUYTS" /XML "C:\Users\Admin\AppData\Local\Temp\tmp7935.tmp"
2⤵
- Creates scheduled task(s)
PID:2676

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
PID:2688

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp7935.tmp
Filesize
1KB

MD5
32e8b4d5ad4da31ca7d2b4bd36cf06c3

SHA1
fa653bd6d6ed1f27a2ed642b676fdb55be45d03a

SHA256
bdff5b52888b0fa9f3fc76b6db278dd05a1dcbf15a8eb5f03a249caeb8566d44

SHA512
aaba1c07dbc980cdb4f9a01822447956429560258cf22b6594e47df715267496b88d5b1eeef09c2f3025af59080299d1a4dc39ef5c7b890b8c95b0511b76c480

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\0GJMEQQH2ONAWD8H9MMV.temp
Filesize
7KB

MD5
16308ce3666ed02b449a1ec846e40b81

SHA1
6df200e1fb6701c7271618cac1f218f0791f0b7f

SHA256
cc56fc4f9a123dea01d9d1e281f156ff4cc5842e10259df97453ca6f4f8ab313

SHA512
79897f69cae3f383dc4034ce49a72abe7fdf88c704c5a3dea2027fec73deb95234bf30e7fb28fc429e314f358241abd77261a85712e2cded3f94c32db4eb1a66

Download Submit
memory/2020-0-0x000000007414E000-0x000000007414F000-memory.dmp

Filesize
4KB

Download
memory/2020-1-0x0000000000F70000-0x0000000001044000-memory.dmp

Filesize
848KB

Download
memory/2020-2-0x0000000074140000-0x000000007482E000-memory.dmp

Filesize
6.9MB

Download
memory/2020-3-0x00000000006D0000-0x00000000006EA000-memory.dmp

Filesize
104KB

Download
memory/2020-4-0x0000000000540000-0x0000000000550000-memory.dmp

Filesize
64KB

Download
memory/2020-5-0x0000000005C80000-0x0000000005CFA000-memory.dmp

Filesize
488KB

Download
memory/2020-30-0x0000000074140000-0x000000007482E000-memory.dmp

Filesize
6.9MB

Download
memory/2688-28-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2688-29-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2688-27-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2688-26-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2688-24-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2688-22-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2688-20-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2688-18-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2688-32-0x0000000000390000-0x000000000039A000-memory.dmp

Filesize
40KB

Download
memory/2688-33-0x00000000003A0000-0x00000000003BE000-memory.dmp

Filesize
120KB

Download
memory/2688-34-0x0000000000440000-0x000000000044A000-memory.dmp

Filesize
40KB

Download