nanocore | 408c3a039687374437b479a9015742baa3ee058399144146af314141aa810e20

General

Target

New Order_PO#060317_007_Pdf.exe
Size

596KB
MD5

6e4229e5e473d2a7daf6741ed7018bda
SHA1

9a701601d58cb1be552017f46c69e2d77dc6b24b
SHA256

408c3a039687374437b479a9015742baa3ee058399144146af314141aa810e20
SHA512

7bb4a4a954b5d2460ae97bb4af1bdbbcd8ca3bf787af8b680db6ccf390e6bb2319aa1172c5742bafbd3262d262d05a41b352ee85bf12940ce089b29e758beaf6

Score

10^/10

nanocore keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

uccccccheee.ddns.net:9090

Mutex

3106eb12-25a8-4b77-a2d1-bb85cbeed113

Attributes

activate_away_mode
true
backup_connection_host
backup_dns_server
8.8.4.4
buffer_size
65535
build_time
2020-10-30T00:00:14.575362536Z
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
9090
default_group
UCHE FILE
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
3106eb12-25a8-4b77-a2d1-bb85cbeed113
mutex_timeout
5000
prevent_system_sleep
false
primary_connection_host
uccccccheee.ddns.net
primary_dns_server
8.8.8.8
request_elevation
true
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:

MSBuild.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"	MSBuild.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

New Order_PO#060317_007_Pdf.exe

description pid process target process

PID 2092 set thread context of 2168 2092 New Order_PO#060317_007_Pdf.exe MSBuild.exe

description	pid	process	target process
PID 2092 set thread context of 2168	2092	New Order_PO#060317_007_Pdf.exe	MSBuild.exe

Drops file in Program Files directory 2 IoCs

Processes:

MSBuild.exe

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

2368 schtasks.exe
2716 schtasks.exe
Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

MSBuild.exe

pid process

2168 MSBuild.exe
2168 MSBuild.exe
2168 MSBuild.exe
Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

MSBuild.exe

pid process

2168 MSBuild.exe
Suspicious behavior: MapViewOfSection 2 IoCs

Processes:

New Order_PO#060317_007_Pdf.exeNew Order_PO#060317_007_Pdf.exe

pid process

4052 New Order_PO#060317_007_Pdf.exe
2092 New Order_PO#060317_007_Pdf.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

MSBuild.exe

description pid process

Token: SeDebugPrivilege 2168 MSBuild.exe

pid	process
2368	schtasks.exe
2716	schtasks.exe

pid	process
2168	MSBuild.exe
2168	MSBuild.exe
2168	MSBuild.exe

pid	process
2168	MSBuild.exe

pid	process
4052	New Order_PO#060317_007_Pdf.exe
2092	New Order_PO#060317_007_Pdf.exe

description	pid	process
Token: SeDebugPrivilege	2168	MSBuild.exe

Suspicious use of WriteProcessMemory 16 IoCs

Processes:

New Order_PO#060317_007_Pdf.exeNew Order_PO#060317_007_Pdf.exeMSBuild.exe

description	pid	process	target process
PID 4052 wrote to memory of 2000	4052	New Order_PO#060317_007_Pdf.exe	MSBuild.exe
PID 4052 wrote to memory of 2000	4052	New Order_PO#060317_007_Pdf.exe	MSBuild.exe
PID 4052 wrote to memory of 2000	4052	New Order_PO#060317_007_Pdf.exe	MSBuild.exe
PID 4052 wrote to memory of 2092	4052	New Order_PO#060317_007_Pdf.exe	New Order_PO#060317_007_Pdf.exe
PID 4052 wrote to memory of 2092	4052	New Order_PO#060317_007_Pdf.exe	New Order_PO#060317_007_Pdf.exe
PID 4052 wrote to memory of 2092	4052	New Order_PO#060317_007_Pdf.exe	New Order_PO#060317_007_Pdf.exe
PID 2092 wrote to memory of 2168	2092	New Order_PO#060317_007_Pdf.exe	MSBuild.exe
PID 2092 wrote to memory of 2168	2092	New Order_PO#060317_007_Pdf.exe	MSBuild.exe
PID 2092 wrote to memory of 2168	2092	New Order_PO#060317_007_Pdf.exe	MSBuild.exe
PID 2092 wrote to memory of 2168	2092	New Order_PO#060317_007_Pdf.exe	MSBuild.exe
PID 2168 wrote to memory of 2368	2168	MSBuild.exe	schtasks.exe
PID 2168 wrote to memory of 2368	2168	MSBuild.exe	schtasks.exe
PID 2168 wrote to memory of 2368	2168	MSBuild.exe	schtasks.exe
PID 2168 wrote to memory of 2716	2168	MSBuild.exe	schtasks.exe
PID 2168 wrote to memory of 2716	2168	MSBuild.exe	schtasks.exe
PID 2168 wrote to memory of 2716	2168	MSBuild.exe	schtasks.exe

C:\Users\Admin\AppData\Local\Temp\New Order_PO#060317_007_Pdf.exe
"C:\Users\Admin\AppData\Local\Temp\New Order_PO#060317_007_Pdf.exe"
1⤵
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:4052

C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
"C:\Users\Admin\AppData\Local\Temp\New Order_PO#060317_007_Pdf.exe"
2⤵
PID:2000

C:\Users\Admin\AppData\Local\Temp\New Order_PO#060317_007_Pdf.exe
"C:\Users\Admin\AppData\Local\Temp\New Order_PO#060317_007_Pdf.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2092

C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
"C:\Users\Admin\AppData\Local\Temp\New Order_PO#060317_007_Pdf.exe"
3⤵
- Adds Run key to start application
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2168

C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "SMTP Manager" /xml "C:\Users\Admin\AppData\Local\Temp\tmp2F14.tmp"
4⤵
- Creates scheduled task(s)
PID:2368

C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "SMTP Manager Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmp305D.tmp"
4⤵
- Creates scheduled task(s)
PID:2716

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

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp2F14.tmp
MD5
3e2b26ed8b75ae83a269595180e84ef6

SHA1
d30a0335fcce406bca8ba5764288235e6192f608

SHA256
108be30aeb8eb31c185a39a6726f26dacbc4e4124951c61a29ade4b7038c71ea

SHA512
b6981c68fcb886cc8379a068b96931b9d4f5cc5aa9bdc467e36c4168fe6c5273a2a84d8850b12c11703ec03ac6b1f1950d1e669efcb59fc2402ce4bba9dc03d3

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp305D.tmp
MD5
b3b017f9df206021717a11f11d895402

SHA1
e4ea12823af6550ee634536eec1eb14490580a3b

SHA256
654dfce2c28024364e679e1b958f3fb81fc6d29685d534d905d1c83a84351024

SHA512
95666cb81aa1fd1ade04a32f63381ce8bff274d7d300c0b59cbb10a294c4d1eebaa3000365a2000b38793de030044995cf23e623c5e3648d9b00501f97ff9343

Download Submit
memory/2092-2-0x0000000000000000-mapping.dmp

Download
memory/2168-7-0x00000000053E0000-0x00000000053E1000-memory.dmp

Filesize
4KB

Download
memory/2168-4-0x00000000738C0000-0x0000000073FAE000-memory.dmp

Filesize
6.9MB

Download
memory/2168-8-0x0000000004DD0000-0x0000000004DD1000-memory.dmp

Filesize
4KB

Download
memory/2168-9-0x0000000004F80000-0x0000000004F81000-memory.dmp

Filesize
4KB

Download
memory/2168-10-0x0000000005190000-0x0000000005191000-memory.dmp

Filesize
4KB

Download
memory/2168-11-0x0000000004DA0000-0x0000000004DA1000-memory.dmp

Filesize
4KB

Download
memory/2168-19-0x0000000005193000-0x0000000005195000-memory.dmp

Filesize
8KB

Download
memory/2168-5-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2168-18-0x0000000005180000-0x0000000005183000-memory.dmp

Filesize
12KB

Download
memory/2168-3-0x000000000041E792-mapping.dmp

Download
memory/2168-16-0x0000000004EC0000-0x0000000004EC5000-memory.dmp

Filesize
20KB

Download
memory/2168-17-0x0000000005160000-0x0000000005179000-memory.dmp

Filesize
100KB

Download
memory/2368-12-0x0000000000000000-mapping.dmp

Download
memory/2716-14-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads