nanocore | fc1389b642fc05f4ae914762c3c59f4b50815d39e29cdf2bb9a082b3c54bed6c

General

Target

fc1389b642fc05f4ae914762c3c59f4b50815d39e29cdf2bb9a082b3c54bed6c.exe
Size

1.3MB
MD5

d8b18991882d1f468a9d5bd0f4a9e5a0
SHA1

451195df1cceff1cfca66c847761df46c0bbc25b
SHA256

fc1389b642fc05f4ae914762c3c59f4b50815d39e29cdf2bb9a082b3c54bed6c
SHA512

7bdad25929dd1269b386c946962bcfe4d52b64297040f1fba77bdf27971b2499e431afaec0eb48b819a387c9d46b4afa61a337f5f767ae7ef2e04d29351e3146
SSDEEP

12288:5e3D41hw4e/ehLrzitr8t6SRVep1GPIxjIJJftcD23HsarWeFg1hw4e/:SL4LJUr8I8c14IxIBmQRnF4

Score

10^/10

nanocore evasion keylogger spyware stealer trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

anglemanagement.ddns.net:9036

anglemanagement039.freeddns.org:9036

Mutex

a2513c3a-8d74-413e-a1e8-a41d734656af

Attributes

activate_away_mode
true
backup_connection_host
anglemanagement039.freeddns.org
backup_dns_server
8.8.4.4
buffer_size
65535
build_time
2022-06-11T22:11:54.136761836Z
bypass_user_account_control
false
bypass_user_account_control_data
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
clear_access_control
true
clear_zone_identifier
false
connect_delay
4000
connection_port
9036
default_group
SEPT2022
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
a2513c3a-8d74-413e-a1e8-a41d734656af
mutex_timeout
5000
prevent_system_sleep
false
primary_connection_host
anglemanagement.ddns.net
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

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:

fc1389b642fc05f4ae914762c3c59f4b50815d39e29cdf2bb9a082b3c54bed6c.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Control Panel\International\Geo\Nation	fc1389b642fc05f4ae914762c3c59f4b50815d39e29cdf2bb9a082b3c54bed6c.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

fc1389b642fc05f4ae914762c3c59f4b50815d39e29cdf2bb9a082b3c54bed6c.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	fc1389b642fc05f4ae914762c3c59f4b50815d39e29cdf2bb9a082b3c54bed6c.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

fc1389b642fc05f4ae914762c3c59f4b50815d39e29cdf2bb9a082b3c54bed6c.exe

description	pid	process	target process
PID 4288 set thread context of 952	4288	fc1389b642fc05f4ae914762c3c59f4b50815d39e29cdf2bb9a082b3c54bed6c.exe	fc1389b642fc05f4ae914762c3c59f4b50815d39e29cdf2bb9a082b3c54bed6c.exe

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

System Information Discovery
T1082
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task
T1053

Processes:

schtasks.exeschtasks.exe

pid process

5008 schtasks.exe
3060 schtasks.exe

pid	process
5008	schtasks.exe
3060	schtasks.exe

Suspicious behavior: EnumeratesProcesses 7 IoCs

Processes:

fc1389b642fc05f4ae914762c3c59f4b50815d39e29cdf2bb9a082b3c54bed6c.exepowershell.exefc1389b642fc05f4ae914762c3c59f4b50815d39e29cdf2bb9a082b3c54bed6c.exe

pid	process
4288	fc1389b642fc05f4ae914762c3c59f4b50815d39e29cdf2bb9a082b3c54bed6c.exe
4288	fc1389b642fc05f4ae914762c3c59f4b50815d39e29cdf2bb9a082b3c54bed6c.exe
1400	powershell.exe
1400	powershell.exe
952	fc1389b642fc05f4ae914762c3c59f4b50815d39e29cdf2bb9a082b3c54bed6c.exe
952	fc1389b642fc05f4ae914762c3c59f4b50815d39e29cdf2bb9a082b3c54bed6c.exe
952	fc1389b642fc05f4ae914762c3c59f4b50815d39e29cdf2bb9a082b3c54bed6c.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

fc1389b642fc05f4ae914762c3c59f4b50815d39e29cdf2bb9a082b3c54bed6c.exe

pid process

952 fc1389b642fc05f4ae914762c3c59f4b50815d39e29cdf2bb9a082b3c54bed6c.exe

pid	process
952	fc1389b642fc05f4ae914762c3c59f4b50815d39e29cdf2bb9a082b3c54bed6c.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

fc1389b642fc05f4ae914762c3c59f4b50815d39e29cdf2bb9a082b3c54bed6c.exepowershell.exefc1389b642fc05f4ae914762c3c59f4b50815d39e29cdf2bb9a082b3c54bed6c.exe

description	pid	process
Token: SeDebugPrivilege	4288	fc1389b642fc05f4ae914762c3c59f4b50815d39e29cdf2bb9a082b3c54bed6c.exe
Token: SeDebugPrivilege	1400	powershell.exe
Token: SeDebugPrivilege	952	fc1389b642fc05f4ae914762c3c59f4b50815d39e29cdf2bb9a082b3c54bed6c.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

fc1389b642fc05f4ae914762c3c59f4b50815d39e29cdf2bb9a082b3c54bed6c.exefc1389b642fc05f4ae914762c3c59f4b50815d39e29cdf2bb9a082b3c54bed6c.exe

description	pid	process	target process
PID 4288 wrote to memory of 1400	4288	fc1389b642fc05f4ae914762c3c59f4b50815d39e29cdf2bb9a082b3c54bed6c.exe	powershell.exe
PID 4288 wrote to memory of 1400	4288	fc1389b642fc05f4ae914762c3c59f4b50815d39e29cdf2bb9a082b3c54bed6c.exe	powershell.exe
PID 4288 wrote to memory of 1400	4288	fc1389b642fc05f4ae914762c3c59f4b50815d39e29cdf2bb9a082b3c54bed6c.exe	powershell.exe
PID 4288 wrote to memory of 5008	4288	fc1389b642fc05f4ae914762c3c59f4b50815d39e29cdf2bb9a082b3c54bed6c.exe	schtasks.exe
PID 4288 wrote to memory of 5008	4288	fc1389b642fc05f4ae914762c3c59f4b50815d39e29cdf2bb9a082b3c54bed6c.exe	schtasks.exe
PID 4288 wrote to memory of 5008	4288	fc1389b642fc05f4ae914762c3c59f4b50815d39e29cdf2bb9a082b3c54bed6c.exe	schtasks.exe
PID 4288 wrote to memory of 952	4288	fc1389b642fc05f4ae914762c3c59f4b50815d39e29cdf2bb9a082b3c54bed6c.exe	fc1389b642fc05f4ae914762c3c59f4b50815d39e29cdf2bb9a082b3c54bed6c.exe
PID 4288 wrote to memory of 952	4288	fc1389b642fc05f4ae914762c3c59f4b50815d39e29cdf2bb9a082b3c54bed6c.exe	fc1389b642fc05f4ae914762c3c59f4b50815d39e29cdf2bb9a082b3c54bed6c.exe
PID 4288 wrote to memory of 952	4288	fc1389b642fc05f4ae914762c3c59f4b50815d39e29cdf2bb9a082b3c54bed6c.exe	fc1389b642fc05f4ae914762c3c59f4b50815d39e29cdf2bb9a082b3c54bed6c.exe
PID 4288 wrote to memory of 952	4288	fc1389b642fc05f4ae914762c3c59f4b50815d39e29cdf2bb9a082b3c54bed6c.exe	fc1389b642fc05f4ae914762c3c59f4b50815d39e29cdf2bb9a082b3c54bed6c.exe
PID 4288 wrote to memory of 952	4288	fc1389b642fc05f4ae914762c3c59f4b50815d39e29cdf2bb9a082b3c54bed6c.exe	fc1389b642fc05f4ae914762c3c59f4b50815d39e29cdf2bb9a082b3c54bed6c.exe
PID 4288 wrote to memory of 952	4288	fc1389b642fc05f4ae914762c3c59f4b50815d39e29cdf2bb9a082b3c54bed6c.exe	fc1389b642fc05f4ae914762c3c59f4b50815d39e29cdf2bb9a082b3c54bed6c.exe
PID 4288 wrote to memory of 952	4288	fc1389b642fc05f4ae914762c3c59f4b50815d39e29cdf2bb9a082b3c54bed6c.exe	fc1389b642fc05f4ae914762c3c59f4b50815d39e29cdf2bb9a082b3c54bed6c.exe
PID 4288 wrote to memory of 952	4288	fc1389b642fc05f4ae914762c3c59f4b50815d39e29cdf2bb9a082b3c54bed6c.exe	fc1389b642fc05f4ae914762c3c59f4b50815d39e29cdf2bb9a082b3c54bed6c.exe
PID 952 wrote to memory of 3060	952	fc1389b642fc05f4ae914762c3c59f4b50815d39e29cdf2bb9a082b3c54bed6c.exe	schtasks.exe
PID 952 wrote to memory of 3060	952	fc1389b642fc05f4ae914762c3c59f4b50815d39e29cdf2bb9a082b3c54bed6c.exe	schtasks.exe
PID 952 wrote to memory of 3060	952	fc1389b642fc05f4ae914762c3c59f4b50815d39e29cdf2bb9a082b3c54bed6c.exe	schtasks.exe

C:\Users\Admin\AppData\Local\Temp\fc1389b642fc05f4ae914762c3c59f4b50815d39e29cdf2bb9a082b3c54bed6c.exe
"C:\Users\Admin\AppData\Local\Temp\fc1389b642fc05f4ae914762c3c59f4b50815d39e29cdf2bb9a082b3c54bed6c.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4288

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\EwCEnd.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1400

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\EwCEnd" /XML "C:\Users\Admin\AppData\Local\Temp\tmpC5C1.tmp"
2⤵
- Creates scheduled task(s)
PID:5008

C:\Users\Admin\AppData\Local\Temp\fc1389b642fc05f4ae914762c3c59f4b50815d39e29cdf2bb9a082b3c54bed6c.exe
"C:\Users\Admin\AppData\Local\Temp\fc1389b642fc05f4ae914762c3c59f4b50815d39e29cdf2bb9a082b3c54bed6c.exe"
2⤵
- Checks whether UAC is enabled
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:952

C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "DHCP Subsystem" /xml "C:\Users\Admin\AppData\Local\Temp\tmpCB9D.tmp"
3⤵
- Creates scheduled task(s)
PID:3060

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

3

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\fc1389b642fc05f4ae914762c3c59f4b50815d39e29cdf2bb9a082b3c54bed6c.exe.log
Filesize
1KB

MD5
e08f822522c617a40840c62e4b0fb45e

SHA1
ae516dca4da5234be6676d3f234c19ec55725be7

SHA256
bd9d5e9f7fe6fcff17d873555d4077d15f7d6cdda1183e7f7d278b735ffe1fd7

SHA512
894a7fb7bbc18ac6ba13378f58a7db80ad00d6080be9a66b01cae8e23e41d9d2d4cd53c1e20669356b73590c8a3ebfda4bdda3258f81240db56c4a81b7313fe4

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpC5C1.tmp
Filesize
1KB

MD5
ddca36faf68aaed9b3b9399b590263a8

SHA1
a0c916a4341d238b9f3d28266751b3bf763102c5

SHA256
c95b93d9b1e3c1789fdad780c392a03fb71d3ad7a137f0a74f8db509f73f124a

SHA512
438210ce69900391523baf4c3dbb0168c2b05a0c8eb193fd52d6dbc5d1032f10e4d5c3f78259bb031c22abf1a440b3feafc9cf0181e23ddc0c7c7af8e3a6a789

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpCB9D.tmp
Filesize
1KB

MD5
98dce18ab2a0b99c30d2cfb9fb0ad8ff

SHA1
845543e1ba5e7d826dd0684685e050f2a4e14927

SHA256
324941314878e0ed1d983eed83cb907ff90988b77a17420e5b8d9371d5b4ea7b

SHA512
e6e35e28992051f72330f11184e94ab9579ffdfcd6eeaeedb2e626a03005db243ca7827de2e5329f5ea0377555149ace860f4a32f51b454cc4d2f55ef356a5da

Download Submit
memory/952-144-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/952-143-0x0000000000000000-mapping.dmp

Download
memory/1400-153-0x0000000006600000-0x000000000661E000-memory.dmp

Filesize
120KB

Download
memory/1400-146-0x0000000005080000-0x00000000050A2000-memory.dmp

Filesize
136KB

Download
memory/1400-160-0x0000000007670000-0x0000000007678000-memory.dmp

Filesize
32KB

Download
memory/1400-140-0x0000000004AE0000-0x0000000004B16000-memory.dmp

Filesize
216KB

Download
memory/1400-159-0x0000000007690000-0x00000000076AA000-memory.dmp

Filesize
104KB

Download
memory/1400-142-0x0000000005150000-0x0000000005778000-memory.dmp

Filesize
6.2MB

Download
memory/1400-138-0x0000000000000000-mapping.dmp

Download
memory/1400-158-0x0000000007580000-0x000000000758E000-memory.dmp

Filesize
56KB

Download
memory/1400-157-0x00000000075D0000-0x0000000007666000-memory.dmp

Filesize
600KB

Download
memory/1400-154-0x00000000079A0000-0x000000000801A000-memory.dmp

Filesize
6.5MB

Download
memory/1400-147-0x0000000005780000-0x00000000057E6000-memory.dmp

Filesize
408KB

Download
memory/1400-155-0x0000000007350000-0x000000000736A000-memory.dmp

Filesize
104KB

Download
memory/1400-156-0x00000000073C0000-0x00000000073CA000-memory.dmp

Filesize
40KB

Download
memory/1400-150-0x0000000006050000-0x000000000606E000-memory.dmp

Filesize
120KB

Download
memory/1400-151-0x0000000007000000-0x0000000007032000-memory.dmp

Filesize
200KB

Download
memory/1400-152-0x0000000070DD0000-0x0000000070E1C000-memory.dmp

Filesize
304KB

Download
memory/3060-148-0x0000000000000000-mapping.dmp

Download
memory/4288-136-0x00000000090A0000-0x000000000913C000-memory.dmp

Filesize
624KB

Download
memory/4288-132-0x00000000001F0000-0x000000000033A000-memory.dmp

Filesize
1.3MB

Download
memory/4288-133-0x00000000050B0000-0x0000000005654000-memory.dmp

Filesize
5.6MB

Download
memory/4288-134-0x0000000004BE0000-0x0000000004C72000-memory.dmp

Filesize
584KB

Download
memory/4288-135-0x0000000004BB0000-0x0000000004BBA000-memory.dmp

Filesize
40KB

Download
memory/4288-137-0x00000000093D0000-0x0000000009436000-memory.dmp

Filesize
408KB

Download
memory/5008-139-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads