nanocore | 229ea7b1a977df90c61778f080b826c853f990364fb9a80975ff9a90654ea835

General

Target

Shiping Doc BL.exe
Size

330KB
MD5

c5cb4758b0d19926833f4b958fa9822c
SHA1

ca283d00c699ca527dfa55d7185856ef421ccd3e
SHA256

229ea7b1a977df90c61778f080b826c853f990364fb9a80975ff9a90654ea835
SHA512

5b198635631076d16a1bcd7ba7439581010a2447f77253586c7c7c93aa2ac454b44fad7e03c14766771f568bbbfa09db61f593615fb2b2d511b07895de123d43

Score

10^/10

nanocore evasion keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

chinomso.duckdns.org:7688

Mutex

5c856c52-5125-42de-9ed3-2389e16da064

Attributes

activate_away_mode
true
backup_connection_host
chinomso.duckdns.org
backup_dns_server
chinomso.duckdns.org
buffer_size
65535
build_time
2020-10-13T03:36:21.868380136Z
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
7688
default_group
Default
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
5c856c52-5125-42de-9ed3-2389e16da064
mutex_timeout
5000
prevent_system_sleep
false
primary_connection_host
chinomso.duckdns.org
primary_dns_server
chinomso.duckdns.org
request_elevation
false
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

T1060

Modify Registry

T1112

Processes:

Shiping Doc BL.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\SMTP Manager = "C:\\Program Files (x86)\\SMTP Manager\\smtpmgr.exe"	Shiping Doc BL.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs
evasion trojan

System Information Discovery
T1082

Processes:

Shiping Doc BL.exe

description ioc process

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

Processes:

Shiping Doc BL.exe

description pid process target process

PID 492 set thread context of 3892 492 Shiping Doc BL.exe Shiping Doc BL.exe

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

description	pid	process	target process
PID 492 set thread context of 3892	492	Shiping Doc BL.exe	Shiping Doc BL.exe

Drops file in Program Files directory 2 IoCs

Processes:

Shiping Doc BL.exe

description	ioc	process
File created	C:\Program Files (x86)\SMTP Manager\smtpmgr.exe	Shiping Doc BL.exe
File opened for modification	C:\Program Files (x86)\SMTP Manager\smtpmgr.exe	Shiping Doc BL.exe

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

4068 schtasks.exe
3432 schtasks.exe
Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

Shiping Doc BL.exe

pid process

3892 Shiping Doc BL.exe
3892 Shiping Doc BL.exe
3892 Shiping Doc BL.exe
Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Shiping Doc BL.exe

pid process

3892 Shiping Doc BL.exe
Suspicious behavior: MapViewOfSection 1 IoCs

Processes:

Shiping Doc BL.exe

pid process

492 Shiping Doc BL.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

Shiping Doc BL.exe

description pid process

Token: SeDebugPrivilege 3892 Shiping Doc BL.exe

pid	process
4068	schtasks.exe
3432	schtasks.exe

pid	process
3892	Shiping Doc BL.exe
3892	Shiping Doc BL.exe
3892	Shiping Doc BL.exe

pid	process
3892	Shiping Doc BL.exe

pid	process
492	Shiping Doc BL.exe

description	pid	process
Token: SeDebugPrivilege	3892	Shiping Doc BL.exe

Suspicious use of WriteProcessMemory 10 IoCs

Processes:

Shiping Doc BL.exeShiping Doc BL.exe

description	pid	process	target process
PID 492 wrote to memory of 3892	492	Shiping Doc BL.exe	Shiping Doc BL.exe
PID 492 wrote to memory of 3892	492	Shiping Doc BL.exe	Shiping Doc BL.exe
PID 492 wrote to memory of 3892	492	Shiping Doc BL.exe	Shiping Doc BL.exe
PID 492 wrote to memory of 3892	492	Shiping Doc BL.exe	Shiping Doc BL.exe
PID 3892 wrote to memory of 4068	3892	Shiping Doc BL.exe	schtasks.exe
PID 3892 wrote to memory of 4068	3892	Shiping Doc BL.exe	schtasks.exe
PID 3892 wrote to memory of 4068	3892	Shiping Doc BL.exe	schtasks.exe
PID 3892 wrote to memory of 3432	3892	Shiping Doc BL.exe	schtasks.exe
PID 3892 wrote to memory of 3432	3892	Shiping Doc BL.exe	schtasks.exe
PID 3892 wrote to memory of 3432	3892	Shiping Doc BL.exe	schtasks.exe

C:\Users\Admin\AppData\Local\Temp\Shiping Doc BL.exe
"C:\Users\Admin\AppData\Local\Temp\Shiping Doc BL.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:492

C:\Users\Admin\AppData\Local\Temp\Shiping Doc BL.exe
"C:\Users\Admin\AppData\Local\Temp\Shiping Doc BL.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
- Suspicious use of WriteProcessMemory
PID:3892

C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "SMTP Manager" /xml "C:\Users\Admin\AppData\Local\Temp\tmp7322.tmp"
3⤵
- Creates scheduled task(s)
PID:4068

C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "SMTP Manager Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmp744C.tmp"
3⤵
- Creates scheduled task(s)
PID:3432

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Registry Run Keys / Startup Folder

1

T1060

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp7322.tmp
MD5
e5b205ff4752a7179b051abd1cb3a3d5

SHA1
bb1aed8d8e1553088f6d682e02f969885d184483

SHA256
6b4ea6c52f73ac31be1cff5fde2171a3c8edba6344db1dc4da0aff974d449bc9

SHA512
b540e223683d33c16152162ae957628ecabe07067c314abad2a691c1918bfcb89ca59ede6e6156957ccc83c5c4869ca3f16bb48603d3b59908b6dfdee5b11613

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp744C.tmp
MD5
b3b017f9df206021717a11f11d895402

SHA1
e4ea12823af6550ee634536eec1eb14490580a3b

SHA256
654dfce2c28024364e679e1b958f3fb81fc6d29685d534d905d1c83a84351024

SHA512
95666cb81aa1fd1ade04a32f63381ce8bff274d7d300c0b59cbb10a294c4d1eebaa3000365a2000b38793de030044995cf23e623c5e3648d9b00501f97ff9343

Download Submit
memory/492-4-0x0000000002920000-0x0000000002968000-memory.dmp

Filesize
288KB

Download
memory/3432-15-0x0000000000000000-mapping.dmp

Download
memory/3892-6-0x00000000735D0000-0x0000000073CBE000-memory.dmp

Filesize
6.9MB

Download
memory/3892-7-0x0000000002920000-0x0000000002953000-memory.dmp

Filesize
204KB

Download
memory/3892-9-0x0000000005680000-0x0000000005681000-memory.dmp

Filesize
4KB

Download
memory/3892-10-0x0000000005020000-0x0000000005021000-memory.dmp

Filesize
4KB

Download
memory/3892-11-0x0000000005180000-0x0000000005181000-memory.dmp

Filesize
4KB

Download
memory/3892-12-0x0000000002BA0000-0x0000000002BA1000-memory.dmp

Filesize
4KB

Download
memory/3892-2-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/3892-5-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/3892-3-0x000000000040188B-mapping.dmp

Download
memory/3892-17-0x0000000005150000-0x0000000005155000-memory.dmp

Filesize
20KB

Download
memory/3892-18-0x0000000005E10000-0x0000000005E29000-memory.dmp

Filesize
100KB

Download
memory/3892-19-0x0000000005670000-0x0000000005673000-memory.dmp

Filesize
12KB

Download
memory/4068-13-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads