nanocore | e346a199826939f2970cdd5337010e08cd761c0dfa35965afb404a04489ec0ed

Analysis

max time kernel
144s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
14-06-2024 18:41

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General

Target

0e4c4d9f7b2ee56acdd9b3da668e2da3.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

4728 powershell.exe
4168 powershell.exe
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.

Query Registry
T1012

System Information Discovery
T1082

Processes:

0e4c4d9f7b2ee56acdd9b3da668e2da3.exe

description ioc process

Key value queried \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Control Panel\International\Geo\Nation 0e4c4d9f7b2ee56acdd9b3da668e2da3.exe
Suspicious use of SetThreadContext 1 IoCs

Processes:

0e4c4d9f7b2ee56acdd9b3da668e2da3.exe

description pid process target process

PID 2408 set thread context of 1648 2408 0e4c4d9f7b2ee56acdd9b3da668e2da3.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

3676 schtasks.exe

pid	process
4728	powershell.exe
4168	powershell.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Control Panel\International\Geo\Nation	0e4c4d9f7b2ee56acdd9b3da668e2da3.exe

description	pid	process	target process
PID 2408 set thread context of 1648	2408	0e4c4d9f7b2ee56acdd9b3da668e2da3.exe	RegSvcs.exe

pid	process
3676	schtasks.exe

Suspicious behavior: EnumeratesProcesses 14 IoCs

Processes:

0e4c4d9f7b2ee56acdd9b3da668e2da3.exepowershell.exepowershell.exeRegSvcs.exe

pid	process
2408	0e4c4d9f7b2ee56acdd9b3da668e2da3.exe
2408	0e4c4d9f7b2ee56acdd9b3da668e2da3.exe
2408	0e4c4d9f7b2ee56acdd9b3da668e2da3.exe
2408	0e4c4d9f7b2ee56acdd9b3da668e2da3.exe
2408	0e4c4d9f7b2ee56acdd9b3da668e2da3.exe
2408	0e4c4d9f7b2ee56acdd9b3da668e2da3.exe
4728	powershell.exe
4168	powershell.exe
2408	0e4c4d9f7b2ee56acdd9b3da668e2da3.exe
4168	powershell.exe
1648	RegSvcs.exe
1648	RegSvcs.exe
1648	RegSvcs.exe
4728	powershell.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

RegSvcs.exe

pid process

1648 RegSvcs.exe

pid	process
1648	RegSvcs.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes:

0e4c4d9f7b2ee56acdd9b3da668e2da3.exepowershell.exepowershell.exeRegSvcs.exe

description	pid	process
Token: SeDebugPrivilege	2408	0e4c4d9f7b2ee56acdd9b3da668e2da3.exe
Token: SeDebugPrivilege	4728	powershell.exe
Token: SeDebugPrivilege	4168	powershell.exe
Token: SeDebugPrivilege	1648	RegSvcs.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

0e4c4d9f7b2ee56acdd9b3da668e2da3.exe

description	pid	process	target process
PID 2408 wrote to memory of 4728	2408	0e4c4d9f7b2ee56acdd9b3da668e2da3.exe	powershell.exe
PID 2408 wrote to memory of 4728	2408	0e4c4d9f7b2ee56acdd9b3da668e2da3.exe	powershell.exe
PID 2408 wrote to memory of 4728	2408	0e4c4d9f7b2ee56acdd9b3da668e2da3.exe	powershell.exe
PID 2408 wrote to memory of 4168	2408	0e4c4d9f7b2ee56acdd9b3da668e2da3.exe	powershell.exe
PID 2408 wrote to memory of 4168	2408	0e4c4d9f7b2ee56acdd9b3da668e2da3.exe	powershell.exe
PID 2408 wrote to memory of 4168	2408	0e4c4d9f7b2ee56acdd9b3da668e2da3.exe	powershell.exe
PID 2408 wrote to memory of 3676	2408	0e4c4d9f7b2ee56acdd9b3da668e2da3.exe	schtasks.exe
PID 2408 wrote to memory of 3676	2408	0e4c4d9f7b2ee56acdd9b3da668e2da3.exe	schtasks.exe
PID 2408 wrote to memory of 3676	2408	0e4c4d9f7b2ee56acdd9b3da668e2da3.exe	schtasks.exe
PID 2408 wrote to memory of 1648	2408	0e4c4d9f7b2ee56acdd9b3da668e2da3.exe	RegSvcs.exe
PID 2408 wrote to memory of 1648	2408	0e4c4d9f7b2ee56acdd9b3da668e2da3.exe	RegSvcs.exe
PID 2408 wrote to memory of 1648	2408	0e4c4d9f7b2ee56acdd9b3da668e2da3.exe	RegSvcs.exe
PID 2408 wrote to memory of 1648	2408	0e4c4d9f7b2ee56acdd9b3da668e2da3.exe	RegSvcs.exe
PID 2408 wrote to memory of 1648	2408	0e4c4d9f7b2ee56acdd9b3da668e2da3.exe	RegSvcs.exe
PID 2408 wrote to memory of 1648	2408	0e4c4d9f7b2ee56acdd9b3da668e2da3.exe	RegSvcs.exe
PID 2408 wrote to memory of 1648	2408	0e4c4d9f7b2ee56acdd9b3da668e2da3.exe	RegSvcs.exe
PID 2408 wrote to memory of 1648	2408	0e4c4d9f7b2ee56acdd9b3da668e2da3.exe	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\0e4c4d9f7b2ee56acdd9b3da668e2da3.exe
"C:\Users\Admin\AppData\Local\Temp\0e4c4d9f7b2ee56acdd9b3da668e2da3.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2408

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\0e4c4d9f7b2ee56acdd9b3da668e2da3.exe"
2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4728

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:4168

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\PKoUYTS" /XML "C:\Users\Admin\AppData\Local\Temp\tmp9470.tmp"
2⤵
- Creates scheduled task(s)
PID:3676

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:1648

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
Filesize
2KB

MD5
3d086a433708053f9bf9523e1d87a4e8

SHA1
b3ab5d4f282a4c8fe8c3005b8a557ed5a0e37f28

SHA256
6f8fd1b8d9788ad54eaeee329232187e24b7b43393a01aeba2d6e9675231fb69

SHA512
931ae42b4c68a4507ff2342332b08eb407050d47cf4176137ea022d0f6e513c689e998445a04c6d18d4877391705c586bfce0234632b898d41aaed0957996dfd

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
Filesize
18KB

MD5
ccef651c9cf2ca5fdccc9c6d8b7ca994

SHA1
00cf505b1902d8f5421a4786445d99867d1e206c

SHA256
7fa2e3e4728bfd5fa3fbac9e5b8e9a96b2f54e388a4f04344ed8ad37f188c9a7

SHA512
3b9ecf3a41c759d670734e771153197fc71292488f32fd970fe978a948277dc65e2825af44b257649141414db318544e16a41b82de1328978f95b0f3f8efd940

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_2u2rfri4.cuj.ps1
Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp9470.tmp
Filesize
1KB

MD5
900ee64c6573f7e902edbc9578aab965

SHA1
a5939be7bf75a581b3724530f0bfc47e6f810026

SHA256
0fe92752b984b795ada00f45e9cb299f491d22f3c30d5861f82ae0c4b14d0a4d

SHA512
01cf8fbb4171a96f1082f4defa00b5266473e989e637094c45225f3d9164a4f1da36e760a83b9657a47b0592b83084f11c716ebda03b19e2fc1b506800142059

Download Submit
memory/1648-50-0x00000000056A0000-0x00000000056AA000-memory.dmp

Filesize
40KB

Download
memory/1648-45-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1648-52-0x00000000056B0000-0x00000000056CE000-memory.dmp

Filesize
120KB

Download
memory/1648-53-0x00000000063A0000-0x00000000063AA000-memory.dmp

Filesize
40KB

Download
memory/2408-17-0x0000000075240000-0x00000000759F0000-memory.dmp

Filesize
7.7MB

Download
memory/2408-6-0x0000000008700000-0x000000000871A000-memory.dmp

Filesize
104KB

Download
memory/2408-9-0x000000000ADF0000-0x000000000AE8C000-memory.dmp

Filesize
624KB

Download
memory/2408-4-0x0000000003630000-0x000000000363A000-memory.dmp

Filesize
40KB

Download
memory/2408-7-0x0000000006D00000-0x0000000006D10000-memory.dmp

Filesize
64KB

Download
memory/2408-5-0x0000000075240000-0x00000000759F0000-memory.dmp

Filesize
7.7MB

Download
memory/2408-3-0x0000000005AA0000-0x0000000005B32000-memory.dmp

Filesize
584KB

Download
memory/2408-47-0x0000000075240000-0x00000000759F0000-memory.dmp

Filesize
7.7MB

Download
memory/2408-0-0x000000007524E000-0x000000007524F000-memory.dmp

Filesize
4KB

Download
memory/2408-12-0x000000007524E000-0x000000007524F000-memory.dmp

Filesize
4KB

Download
memory/2408-2-0x0000000006050000-0x00000000065F4000-memory.dmp

Filesize
5.6MB

Download
memory/2408-8-0x0000000006FD0000-0x000000000704A000-memory.dmp

Filesize
488KB

Download
memory/2408-1-0x0000000000FF0000-0x00000000010C4000-memory.dmp

Filesize
848KB

Download
memory/4168-23-0x0000000005870000-0x0000000005892000-memory.dmp

Filesize
136KB

Download
memory/4168-83-0x0000000007570000-0x0000000007584000-memory.dmp

Filesize
80KB

Download
memory/4168-20-0x0000000075240000-0x00000000759F0000-memory.dmp

Filesize
7.7MB

Download
memory/4168-44-0x0000000005AF0000-0x0000000005E44000-memory.dmp

Filesize
3.3MB

Download
memory/4168-85-0x0000000007650000-0x0000000007658000-memory.dmp

Filesize
32KB

Download
memory/4168-48-0x0000000005FE0000-0x0000000005FFE000-memory.dmp

Filesize
120KB

Download
memory/4168-51-0x00000000065D0000-0x000000000661C000-memory.dmp

Filesize
304KB

Download
memory/4168-21-0x0000000075240000-0x00000000759F0000-memory.dmp

Filesize
7.7MB

Download
memory/4168-92-0x0000000075240000-0x00000000759F0000-memory.dmp

Filesize
7.7MB

Download
memory/4168-78-0x0000000007330000-0x000000000734A000-memory.dmp

Filesize
104KB

Download
memory/4168-55-0x0000000075AF0000-0x0000000075B3C000-memory.dmp

Filesize
304KB

Download
memory/4168-82-0x0000000007560000-0x000000000756E000-memory.dmp

Filesize
56KB

Download
memory/4168-80-0x00000000075B0000-0x0000000007646000-memory.dmp

Filesize
600KB

Download
memory/4168-74-0x0000000006550000-0x000000000656E000-memory.dmp

Filesize
120KB

Download
memory/4168-76-0x0000000007010000-0x00000000070B3000-memory.dmp

Filesize
652KB

Download
memory/4168-79-0x00000000073A0000-0x00000000073AA000-memory.dmp

Filesize
40KB

Download
memory/4728-16-0x0000000005250000-0x0000000005878000-memory.dmp

Filesize
6.2MB

Download
memory/4728-77-0x0000000007AD0000-0x000000000814A000-memory.dmp

Filesize
6.5MB

Download
memory/4728-54-0x00000000072E0000-0x0000000007312000-memory.dmp

Filesize
200KB

Download
memory/4728-81-0x0000000007690000-0x00000000076A1000-memory.dmp

Filesize
68KB

Download
memory/4728-56-0x0000000075AF0000-0x0000000075B3C000-memory.dmp

Filesize
304KB

Download
memory/4728-29-0x0000000005A80000-0x0000000005AE6000-memory.dmp

Filesize
408KB

Download
memory/4728-84-0x00000000077D0000-0x00000000077EA000-memory.dmp

Filesize
104KB

Download
memory/4728-30-0x0000000005B60000-0x0000000005BC6000-memory.dmp

Filesize
408KB

Download
memory/4728-19-0x0000000075240000-0x00000000759F0000-memory.dmp

Filesize
7.7MB

Download
memory/4728-18-0x0000000075240000-0x00000000759F0000-memory.dmp

Filesize
7.7MB

Download
memory/4728-15-0x0000000004B90000-0x0000000004BC6000-memory.dmp

Filesize
216KB

Download
memory/4728-91-0x0000000075240000-0x00000000759F0000-memory.dmp

Filesize
7.7MB

Download