nanocore | 2b56563eb45d2817c958bc4e9ab607385d5e1eebdbfb7b84d9cceff5b5f77a0d

General

Target

Doc40323031190.exe
Size

627KB
MD5

58137f8f0a140e5cb05326723364d2d2
SHA1

dba225f7f06c06408566fa1f8084ec20ad16e210
SHA256

2b56563eb45d2817c958bc4e9ab607385d5e1eebdbfb7b84d9cceff5b5f77a0d
SHA512

09e719769ed1188791bb39363eca8da870dc2b7fe864af7f3854809f3e5fa506bd3b91582b3e8c690bfbfd3d4121ec2c7bea9263be7c71a2ce2ccafdbca40222
SSDEEP

6144:kA66yvqwVOBZYcg+Vn0W2Yi0WY/S+aI4bb7GNR60/7ZFiYhztHFKcjvXBbFNcKjl:kqyywVcZY75W2Yi06jbfcb/tZ1vx0ed

Score

10^/10

nanocore evasion keylogger spyware stealer trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

nanjuly.duckdns.org:2025

Mutex

a37c0b29-615a-4111-a03b-4213f55dda53

Attributes

activate_away_mode
true
backup_connection_host
nanjuly.duckdns.org
backup_dns_server
8.8.4.4
buffer_size
65535
build_time
2023-01-11T08:03:54.326544136Z
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
2025
default_group
AE
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
a37c0b29-615a-4111-a03b-4213f55dda53
mutex_timeout
5000
prevent_system_sleep
false
primary_connection_host
nanjuly.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
Checks whether UAC is enabled 1 TTPs 1 IoCs
evasion trojan

System Information Discovery
T1082

Processes:

Doc40323031190.exe

description ioc process

Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA Doc40323031190.exe
Suspicious use of SetThreadContext 1 IoCs

Processes:

Doc40323031190.exe

description pid process target process

PID 1188 set thread context of 1680 1188 Doc40323031190.exe Doc40323031190.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

268 schtasks.exe
1600 schtasks.exe
Suspicious behavior: EnumeratesProcesses 5 IoCs

Processes:

Doc40323031190.exeDoc40323031190.exe

pid process

1188 Doc40323031190.exe
1680 Doc40323031190.exe
1680 Doc40323031190.exe
1680 Doc40323031190.exe
1680 Doc40323031190.exe
Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Doc40323031190.exe

pid process

1680 Doc40323031190.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

Doc40323031190.exeDoc40323031190.exe

description pid process

Token: SeDebugPrivilege 1188 Doc40323031190.exe
Token: SeDebugPrivilege 1680 Doc40323031190.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	Doc40323031190.exe

description	pid	process	target process
PID 1188 set thread context of 1680	1188	Doc40323031190.exe	Doc40323031190.exe

pid	process
268	schtasks.exe
1600	schtasks.exe

pid	process
1188	Doc40323031190.exe
1680	Doc40323031190.exe
1680	Doc40323031190.exe
1680	Doc40323031190.exe
1680	Doc40323031190.exe

pid	process
1680	Doc40323031190.exe

description	pid	process
Token: SeDebugPrivilege	1188	Doc40323031190.exe
Token: SeDebugPrivilege	1680	Doc40323031190.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

Doc40323031190.exeDoc40323031190.exe

description	pid	process	target process
PID 1188 wrote to memory of 268	1188	Doc40323031190.exe	schtasks.exe
PID 1188 wrote to memory of 268	1188	Doc40323031190.exe	schtasks.exe
PID 1188 wrote to memory of 268	1188	Doc40323031190.exe	schtasks.exe
PID 1188 wrote to memory of 268	1188	Doc40323031190.exe	schtasks.exe
PID 1188 wrote to memory of 1680	1188	Doc40323031190.exe	Doc40323031190.exe
PID 1188 wrote to memory of 1680	1188	Doc40323031190.exe	Doc40323031190.exe
PID 1188 wrote to memory of 1680	1188	Doc40323031190.exe	Doc40323031190.exe
PID 1188 wrote to memory of 1680	1188	Doc40323031190.exe	Doc40323031190.exe
PID 1188 wrote to memory of 1680	1188	Doc40323031190.exe	Doc40323031190.exe
PID 1188 wrote to memory of 1680	1188	Doc40323031190.exe	Doc40323031190.exe
PID 1188 wrote to memory of 1680	1188	Doc40323031190.exe	Doc40323031190.exe
PID 1188 wrote to memory of 1680	1188	Doc40323031190.exe	Doc40323031190.exe
PID 1188 wrote to memory of 1680	1188	Doc40323031190.exe	Doc40323031190.exe
PID 1680 wrote to memory of 1600	1680	Doc40323031190.exe	schtasks.exe
PID 1680 wrote to memory of 1600	1680	Doc40323031190.exe	schtasks.exe
PID 1680 wrote to memory of 1600	1680	Doc40323031190.exe	schtasks.exe
PID 1680 wrote to memory of 1600	1680	Doc40323031190.exe	schtasks.exe

C:\Users\Admin\AppData\Local\Temp\Doc40323031190.exe
"C:\Users\Admin\AppData\Local\Temp\Doc40323031190.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1188

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\VhKotlyA" /XML "C:\Users\Admin\AppData\Local\Temp\tmpED0E.tmp"
2⤵
- Creates scheduled task(s)
PID:268

C:\Users\Admin\AppData\Local\Temp\Doc40323031190.exe
"{path}"
2⤵
- Checks whether UAC is enabled
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1680

C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "ISS Monitor" /xml "C:\Users\Admin\AppData\Local\Temp\tmpF3B2.tmp"
3⤵
- Creates scheduled task(s)
PID:1600

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

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpED0E.tmp
Filesize
1KB

MD5
1865b2f1171c691adc3cf3038754c218

SHA1
4debfcb6297db43456742014e94ed9a6f50a13ea

SHA256
b02cd7fab41863c7b1b9738949359b9747a06e409dfd540c175e71a9e3779153

SHA512
b1759e7ccab2e13b97f0c6bedae776086d701588b4b40c2fab814c72273eed06fbef0e74d152ce0bbc87eb01ee388a7239cf3e28f3a8d11cbcf29bee21b4e717

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpF3B2.tmp
Filesize
1KB

MD5
bf48273a4dc728d205b52627e164b35a

SHA1
8f450b7f3b0b3361d1dfe73ab0ea8ab11521c407

SHA256
4c7d54d5f18efc9fc022a717ee162c558e8bfde9da12cd793b9389820c46883c

SHA512
971dcf841de20f1e693ab5b4d3804402ad2db4bfad94d67a9a7a711e855499bf2f26e222187f0beb451a3538db78d896c4b9ec7effd6b37c95997d72a46f8547

Download Submit
memory/1188-54-0x0000000000A80000-0x0000000000B22000-memory.dmp

Filesize
648KB

Download
memory/1188-55-0x00000000048D0000-0x0000000004910000-memory.dmp

Filesize
256KB

Download
memory/1188-56-0x00000000001D0000-0x00000000001DC000-memory.dmp

Filesize
48KB

Download
memory/1188-57-0x00000000048D0000-0x0000000004910000-memory.dmp

Filesize
256KB

Download
memory/1188-58-0x00000000052D0000-0x000000000535C000-memory.dmp

Filesize
560KB

Download
memory/1188-59-0x0000000000920000-0x000000000095A000-memory.dmp

Filesize
232KB

Download
memory/1680-64-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1680-84-0x0000000001FD0000-0x0000000001FEA000-memory.dmp

Filesize
104KB

Download
memory/1680-66-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1680-67-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1680-68-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1680-70-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1680-72-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1680-73-0x0000000004330000-0x0000000004370000-memory.dmp

Filesize
256KB

Download
memory/1680-63-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1680-78-0x00000000004D0000-0x00000000004DA000-memory.dmp

Filesize
40KB

Download
memory/1680-79-0x0000000000930000-0x000000000094E000-memory.dmp

Filesize
120KB

Download
memory/1680-80-0x00000000004F0000-0x00000000004FA000-memory.dmp

Filesize
40KB

Download
memory/1680-83-0x0000000000A60000-0x0000000000A72000-memory.dmp

Filesize
72KB

Download
memory/1680-65-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1680-85-0x0000000002030000-0x000000000203E000-memory.dmp

Filesize
56KB

Download
memory/1680-86-0x00000000020D0000-0x00000000020E2000-memory.dmp

Filesize
72KB

Download
memory/1680-87-0x0000000002120000-0x000000000212C000-memory.dmp

Filesize
48KB

Download
memory/1680-88-0x0000000002250000-0x000000000225E000-memory.dmp

Filesize
56KB

Download
memory/1680-89-0x0000000002260000-0x0000000002274000-memory.dmp

Filesize
80KB

Download
memory/1680-90-0x0000000002270000-0x0000000002280000-memory.dmp

Filesize
64KB

Download
memory/1680-91-0x0000000004370000-0x0000000004384000-memory.dmp

Filesize
80KB

Download
memory/1680-92-0x0000000004380000-0x000000000438E000-memory.dmp

Filesize
56KB

Download
memory/1680-93-0x00000000044A0000-0x00000000044CE000-memory.dmp

Filesize
184KB

Download
memory/1680-94-0x0000000004520000-0x0000000004534000-memory.dmp

Filesize
80KB

Download
memory/1680-96-0x0000000004330000-0x0000000004370000-memory.dmp

Filesize
256KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads