nanocore | 5f86426410b741a6c2c5c3693069520197f2789e490a36c75ace1a4b2792cab6

General

Target

Yeni sipariş _WJO-001, pdf.exe
Size

863KB
MD5

7e0600a5300a5cd87fce0cf4398b578f
SHA1

c52fb2df7f32b3bfadaa923a67e59204bb306429
SHA256

5f86426410b741a6c2c5c3693069520197f2789e490a36c75ace1a4b2792cab6
SHA512

d339f29c09bf5d79b597af2299123c70b3a1be02a325d7254413ce23c4230065d95fa68b21138730d6c0d4ae94717ea7ac9664f58c2bfc8bd7605bb3b43f916a

Score

10^/10

nanocore keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

cashlink.ddns.net:4774

Mutex

c44e3244-c9be-4fcb-8e75-051ae0874277

Attributes

activate_away_mode
true
backup_connection_host
backup_dns_server
8.8.4.4
buffer_size
65535
build_time
2021-08-04T11:36:08.814072036Z
bypass_user_account_control
true
bypass_user_account_control_data
clear_access_control
true
clear_zone_identifier
true
connect_delay
4000
connection_port
4774
default_group
MAX LOGS
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
c44e3244-c9be-4fcb-8e75-051ae0874277
mutex_timeout
5000
prevent_system_sleep
true
primary_connection_host
cashlink.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\UDP Subsystem = "C:\\Program Files (x86)\\UDP Subsystem\\udpss.exe"	MSBuild.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

Yeni sipariş _WJO-001, pdf.exe

description pid process target process

PID 1280 set thread context of 1396 1280 Yeni sipariş _WJO-001, pdf.exe MSBuild.exe

description	pid	process	target process
PID 1280 set thread context of 1396	1280	Yeni sipariş _WJO-001, pdf.exe	MSBuild.exe

Drops file in Program Files directory 2 IoCs

Processes:

MSBuild.exe

description	ioc	process
File created	C:\Program Files (x86)\UDP Subsystem\udpss.exe	MSBuild.exe
File opened for modification	C:\Program Files (x86)\UDP Subsystem\udpss.exe	MSBuild.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

MSBuild.exe

pid process

1396 MSBuild.exe
1396 MSBuild.exe
Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

MSBuild.exe

pid process

1396 MSBuild.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

MSBuild.exe

description pid process

Token: SeDebugPrivilege 1396 MSBuild.exe

pid	process
1396	MSBuild.exe
1396	MSBuild.exe

pid	process
1396	MSBuild.exe

description	pid	process
Token: SeDebugPrivilege	1396	MSBuild.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

Yeni sipariş _WJO-001, pdf.exe

description	pid	process	target process
PID 1280 wrote to memory of 1396	1280	Yeni sipariş _WJO-001, pdf.exe	MSBuild.exe
PID 1280 wrote to memory of 1396	1280	Yeni sipariş _WJO-001, pdf.exe	MSBuild.exe
PID 1280 wrote to memory of 1396	1280	Yeni sipariş _WJO-001, pdf.exe	MSBuild.exe
PID 1280 wrote to memory of 1396	1280	Yeni sipariş _WJO-001, pdf.exe	MSBuild.exe
PID 1280 wrote to memory of 1396	1280	Yeni sipariş _WJO-001, pdf.exe	MSBuild.exe
PID 1280 wrote to memory of 1396	1280	Yeni sipariş _WJO-001, pdf.exe	MSBuild.exe
PID 1280 wrote to memory of 1396	1280	Yeni sipariş _WJO-001, pdf.exe	MSBuild.exe
PID 1280 wrote to memory of 1396	1280	Yeni sipariş _WJO-001, pdf.exe	MSBuild.exe
PID 1280 wrote to memory of 1396	1280	Yeni sipariş _WJO-001, pdf.exe	MSBuild.exe

C:\Users\Admin\AppData\Local\Temp\Yeni sipariş _WJO-001, pdf.exe
"C:\Users\Admin\AppData\Local\Temp\Yeni sipariş _WJO-001, pdf.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1280

C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
"{path}"
2⤵
- Adds Run key to start application
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
PID:1396

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

memory/1280-54-0x0000000075BD1000-0x0000000075BD3000-memory.dmp

Filesize
8KB

Download
memory/1280-55-0x0000000000740000-0x0000000000741000-memory.dmp

Filesize
4KB

Download
memory/1280-56-0x0000000000741000-0x0000000000742000-memory.dmp

Filesize
4KB

Download
memory/1396-57-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1396-58-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1396-59-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1396-60-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1396-61-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1396-62-0x000000000041E792-mapping.dmp

Download
memory/1396-65-0x00000000020F1000-0x00000000020F2000-memory.dmp

Filesize
4KB

Download
memory/1396-64-0x00000000020F0000-0x00000000020F1000-memory.dmp

Filesize
4KB

Download
memory/1396-66-0x00000000020F6000-0x0000000002107000-memory.dmp

Filesize
68KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads