nanocore | 5a54fa09de31e6baf14516cbd5cf84735475d974cd88e798f45555bad4f78abb

Analysis

max time kernel
150s
max time network
158s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
09/11/2022, 07:12

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General

Target
d3b4bd19acd32174adc3608e25c85a9a.exe
Size 1.2MB
Sample221109-h1jweaefd2
SHA256 5a54fa09de31e6baf14516cbd5cf84735475d974cd88e798f45555bad4f78abb
MD5 d3b4bd19acd32174adc3608e25c85a9a
SHA1 0efce791eb4b33a80e10b5f0627c3b8e85c08a6a
SHA512 5a18a4044e5fe30360f4f84b7d893ebd4ad04beb4b650ed3a8833d4976ea309ac053c8bfdb92912246a48e389ddcf45bacdcee60582f5664fd646b6f281fd0b0
SSDEEP 24576:7Y01Jx5fLVRIzTYx7xmIEjOxa4gpWpGwyYZ:7Vrx5fLMzQmPj4a4mWEwyYZ
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

nanocore evasion keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

jasonbourne.bounceme.net:4032
127.0.0.1:4032

Mutex

9c6d4c8a-884b-4287-8ce0-7edf4a237b07

Attributes

activate_away_mode
true
backup_connection_host
127.0.0.1
backup_dns_server
8.8.4.4
buffer_size
65535
build_time
2022-06-24T09:47:26.371156736Z
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
4032
default_group
X 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
9c6d4c8a-884b-4287-8ce0-7edf4a237b07
mutex_timeout
5000
prevent_system_sleep
false
primary_connection_host
jasonbourne.bounceme.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

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\DDP Host = "C:\\Program Files (x86)\\DDP Host\\ddphost.exe"	d3b4bd19acd32174adc3608e25c85a9a.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	d3b4bd19acd32174adc3608e25c85a9a.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2172 set thread context of 1620	2172	d3b4bd19acd32174adc3608e25c85a9a.exe	88

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\DDP Host\ddphost.exe	d3b4bd19acd32174adc3608e25c85a9a.exe
File opened for modification	C:\Program Files (x86)\DDP Host\ddphost.exe	d3b4bd19acd32174adc3608e25c85a9a.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

pid	Process
1456	schtasks.exe
3208	schtasks.exe

Suspicious behavior: EnumeratesProcesses 12 IoCs

pid	Process
2172	d3b4bd19acd32174adc3608e25c85a9a.exe
2172	d3b4bd19acd32174adc3608e25c85a9a.exe
2172	d3b4bd19acd32174adc3608e25c85a9a.exe
2172	d3b4bd19acd32174adc3608e25c85a9a.exe
2172	d3b4bd19acd32174adc3608e25c85a9a.exe
2172	d3b4bd19acd32174adc3608e25c85a9a.exe
1620	d3b4bd19acd32174adc3608e25c85a9a.exe
1620	d3b4bd19acd32174adc3608e25c85a9a.exe
1620	d3b4bd19acd32174adc3608e25c85a9a.exe
1620	d3b4bd19acd32174adc3608e25c85a9a.exe
1620	d3b4bd19acd32174adc3608e25c85a9a.exe
1620	d3b4bd19acd32174adc3608e25c85a9a.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1620	d3b4bd19acd32174adc3608e25c85a9a.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2172	d3b4bd19acd32174adc3608e25c85a9a.exe
Token: SeDebugPrivilege	1620	d3b4bd19acd32174adc3608e25c85a9a.exe

Suspicious use of WriteProcessMemory 23 IoCs

description	pid	Process	procid_target
PID 2172 wrote to memory of 2756	2172	d3b4bd19acd32174adc3608e25c85a9a.exe	85
PID 2172 wrote to memory of 2756	2172	d3b4bd19acd32174adc3608e25c85a9a.exe	85
PID 2172 wrote to memory of 2756	2172	d3b4bd19acd32174adc3608e25c85a9a.exe	85
PID 2172 wrote to memory of 4248	2172	d3b4bd19acd32174adc3608e25c85a9a.exe	86
PID 2172 wrote to memory of 4248	2172	d3b4bd19acd32174adc3608e25c85a9a.exe	86
PID 2172 wrote to memory of 4248	2172	d3b4bd19acd32174adc3608e25c85a9a.exe	86
PID 2172 wrote to memory of 3296	2172	d3b4bd19acd32174adc3608e25c85a9a.exe	87
PID 2172 wrote to memory of 3296	2172	d3b4bd19acd32174adc3608e25c85a9a.exe	87
PID 2172 wrote to memory of 3296	2172	d3b4bd19acd32174adc3608e25c85a9a.exe	87
PID 2172 wrote to memory of 1620	2172	d3b4bd19acd32174adc3608e25c85a9a.exe	88
PID 2172 wrote to memory of 1620	2172	d3b4bd19acd32174adc3608e25c85a9a.exe	88
PID 2172 wrote to memory of 1620	2172	d3b4bd19acd32174adc3608e25c85a9a.exe	88
PID 2172 wrote to memory of 1620	2172	d3b4bd19acd32174adc3608e25c85a9a.exe	88
PID 2172 wrote to memory of 1620	2172	d3b4bd19acd32174adc3608e25c85a9a.exe	88
PID 2172 wrote to memory of 1620	2172	d3b4bd19acd32174adc3608e25c85a9a.exe	88
PID 2172 wrote to memory of 1620	2172	d3b4bd19acd32174adc3608e25c85a9a.exe	88
PID 2172 wrote to memory of 1620	2172	d3b4bd19acd32174adc3608e25c85a9a.exe	88
PID 1620 wrote to memory of 1456	1620	d3b4bd19acd32174adc3608e25c85a9a.exe	89
PID 1620 wrote to memory of 1456	1620	d3b4bd19acd32174adc3608e25c85a9a.exe	89
PID 1620 wrote to memory of 1456	1620	d3b4bd19acd32174adc3608e25c85a9a.exe	89
PID 1620 wrote to memory of 3208	1620	d3b4bd19acd32174adc3608e25c85a9a.exe	91
PID 1620 wrote to memory of 3208	1620	d3b4bd19acd32174adc3608e25c85a9a.exe	91
PID 1620 wrote to memory of 3208	1620	d3b4bd19acd32174adc3608e25c85a9a.exe	91

C:\Users\Admin\AppData\Local\Temp\d3b4bd19acd32174adc3608e25c85a9a.exe
"C:\Users\Admin\AppData\Local\Temp\d3b4bd19acd32174adc3608e25c85a9a.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2172
- C:\Users\Admin\AppData\Local\Temp\d3b4bd19acd32174adc3608e25c85a9a.exe
  "C:\Users\Admin\AppData\Local\Temp\d3b4bd19acd32174adc3608e25c85a9a.exe"
  2⤵
  PID:2756
- C:\Users\Admin\AppData\Local\Temp\d3b4bd19acd32174adc3608e25c85a9a.exe
  "C:\Users\Admin\AppData\Local\Temp\d3b4bd19acd32174adc3608e25c85a9a.exe"
  2⤵
  PID:4248
- C:\Users\Admin\AppData\Local\Temp\d3b4bd19acd32174adc3608e25c85a9a.exe
  "C:\Users\Admin\AppData\Local\Temp\d3b4bd19acd32174adc3608e25c85a9a.exe"
  2⤵
  PID:3296
- C:\Users\Admin\AppData\Local\Temp\d3b4bd19acd32174adc3608e25c85a9a.exe
  "C:\Users\Admin\AppData\Local\Temp\d3b4bd19acd32174adc3608e25c85a9a.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:1620
- - C:\Windows\SysWOW64\schtasks.exe
    "schtasks.exe" /create /f /tn "DDP Host" /xml "C:\Users\Admin\AppData\Local\Temp\tmp8ABB.tmp"
    3⤵
    - Creates scheduled task(s)
    PID:1456
- - C:\Windows\SysWOW64\schtasks.exe
    "schtasks.exe" /create /f /tn "DDP Host Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmp8BE5.tmp"
    3⤵
    - Creates scheduled task(s)
    PID:3208

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

T1053

Persistence

Registry Run Keys / Startup Folder

T1060

Scheduled Task

T1053

Privilege Escalation

Scheduled Task

T1053

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

tmp8ABB.tmp

Path C:\Users\Admin\AppData\Local\Temp\tmp8ABB.tmp
Size 1KB
SHA256 d058ac32340d182da85712955795046925e729489ac4fce9ff21af03eb4d0eb9
MD5 902abb59a5c7011accf49beee934a847
SHA1 e86e03886c4385b5aa1d1227b52bef011369807e
SHA512 1967b78b073732e35b11529004b4ba7e2e3e3d59a28ca22f8f22dc9dba49ecbb05466edd478be2875988e1ab26e057245cb09c41d59f9899c15514cfcd7d1487
MD5 SHA1 SHA512

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tmp8BE5.tmp

Path C:\Users\Admin\AppData\Local\Temp\tmp8BE5.tmp
Size 1KB
SHA256 7aba66abbcb0b13455609174db23aed495a9adbef0e0acd28baa9c92445eda68
MD5 2271642ca970891700e3f48439739ed8
SHA1 cd472df2349f7db9e1e460d0ee28acd97b8a8793
SHA512 4669a4ef8ec28cdb852ffc1401576b1bf9a9d837797d7d92bc88c18b3097404f36854e50167b309706fef400cabc43c876569ce2797ba85eb169a2783b8fe807
MD5 SHA1 SHA512

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memory/1620-147-0x00000000071A0000-0x0000000007206000-memory.dmp

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memory/1620-142-0x0000000000400000-0x0000000000438000-memory.dmp

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memory/2172-136-0x0000000004FD0000-0x0000000004FDA000-memory.dmp

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memory/2172-137-0x0000000008ED0000-0x0000000008F6C000-memory.dmp

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memory/2172-132-0x0000000000430000-0x0000000000564000-memory.dmp

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memory/2172-135-0x0000000005980000-0x0000000005B26000-memory.dmp

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memory/2172-134-0x0000000004F10000-0x0000000004FA2000-memory.dmp

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memory/2172-133-0x00000000053D0000-0x0000000005974000-memory.dmp

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