nanocore | 2bc2ede5e46b07762efeac1f0289437f588fe93be505fe61ed33b3bb142930b8

General

Target

P225880_pdf.exe
Size

45KB
MD5

588d190b8b0df56cd50bc5c90a6c4eba
SHA1

f956770b566a3178f6777990511a748119202cb4
SHA256

2bc2ede5e46b07762efeac1f0289437f588fe93be505fe61ed33b3bb142930b8
SHA512

8e780233bc80a6a5f834ace620c9be1ded338eecf067a9200f41a86799de8425067a9325bfd18e9ad77df4823282a3ef8e1c9f422165f21f80086e297efa90ac
SSDEEP

192:1/khkmoEzugbeQvs1u3A4JCSYx8tfMHHoYYwOJ4erAEdKdO58rNGgi47sEXCBeOS:1S3zleQvsW1G8tUHHojSeRiD9vXbXmx

Score

10^/10

nanocore evasion keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

albertsamco76.ddns.net:7480

79.134.225.71:7480

Mutex

595ac7be-87a8-4935-8bed-199af086cae8

Attributes

activate_away_mode
true
backup_connection_host
79.134.225.71
backup_dns_server
8.8.4.4
buffer_size
65535
build_time
2022-07-15T18:29:52.126272236Z
bypass_user_account_control
false
bypass_user_account_control_data
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
clear_access_control
true
clear_zone_identifier
false
connect_delay
5000
connection_port
7480
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
595ac7be-87a8-4935-8bed-199af086cae8
mutex_timeout
5000
prevent_system_sleep
false
primary_connection_host
albertsamco76.ddns.net
primary_dns_server
8.8.8.8
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:

P225880_pdf.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\SCSI Service = "C:\\Program Files (x86)\\SCSI Service\\scsisvc.exe"	P225880_pdf.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs
evasion trojan

System Information Discovery
T1082

Processes:

P225880_pdf.exe

description ioc process

Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA P225880_pdf.exe
Suspicious use of SetThreadContext 1 IoCs

Processes:

P225880_pdf.exe

description pid process target process

PID 2036 set thread context of 1592 2036 P225880_pdf.exe P225880_pdf.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	P225880_pdf.exe

description	pid	process	target process
PID 2036 set thread context of 1592	2036	P225880_pdf.exe	P225880_pdf.exe

Drops file in Program Files directory 2 IoCs

Processes:

P225880_pdf.exe

description	ioc	process
File created	C:\Program Files (x86)\SCSI Service\scsisvc.exe	P225880_pdf.exe
File opened for modification	C:\Program Files (x86)\SCSI Service\scsisvc.exe	P225880_pdf.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

820 schtasks.exe
1860 schtasks.exe
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

P225880_pdf.exe

pid process

1592 P225880_pdf.exe
1592 P225880_pdf.exe
1592 P225880_pdf.exe
1592 P225880_pdf.exe
Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

P225880_pdf.exe

pid process

1592 P225880_pdf.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

P225880_pdf.exeP225880_pdf.exe

description pid process

Token: SeDebugPrivilege 2036 P225880_pdf.exe
Token: SeDebugPrivilege 1592 P225880_pdf.exe

pid	process
820	schtasks.exe
1860	schtasks.exe

pid	process
1592	P225880_pdf.exe
1592	P225880_pdf.exe
1592	P225880_pdf.exe
1592	P225880_pdf.exe

pid	process
1592	P225880_pdf.exe

description	pid	process
Token: SeDebugPrivilege	2036	P225880_pdf.exe
Token: SeDebugPrivilege	1592	P225880_pdf.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

P225880_pdf.exeP225880_pdf.exe

description	pid	process	target process
PID 2036 wrote to memory of 1592	2036	P225880_pdf.exe	P225880_pdf.exe
PID 2036 wrote to memory of 1592	2036	P225880_pdf.exe	P225880_pdf.exe
PID 2036 wrote to memory of 1592	2036	P225880_pdf.exe	P225880_pdf.exe
PID 2036 wrote to memory of 1592	2036	P225880_pdf.exe	P225880_pdf.exe
PID 2036 wrote to memory of 1592	2036	P225880_pdf.exe	P225880_pdf.exe
PID 2036 wrote to memory of 1592	2036	P225880_pdf.exe	P225880_pdf.exe
PID 2036 wrote to memory of 1592	2036	P225880_pdf.exe	P225880_pdf.exe
PID 2036 wrote to memory of 1592	2036	P225880_pdf.exe	P225880_pdf.exe
PID 2036 wrote to memory of 1592	2036	P225880_pdf.exe	P225880_pdf.exe
PID 1592 wrote to memory of 820	1592	P225880_pdf.exe	schtasks.exe
PID 1592 wrote to memory of 820	1592	P225880_pdf.exe	schtasks.exe
PID 1592 wrote to memory of 820	1592	P225880_pdf.exe	schtasks.exe
PID 1592 wrote to memory of 820	1592	P225880_pdf.exe	schtasks.exe
PID 1592 wrote to memory of 1860	1592	P225880_pdf.exe	schtasks.exe
PID 1592 wrote to memory of 1860	1592	P225880_pdf.exe	schtasks.exe
PID 1592 wrote to memory of 1860	1592	P225880_pdf.exe	schtasks.exe
PID 1592 wrote to memory of 1860	1592	P225880_pdf.exe	schtasks.exe

C:\Users\Admin\AppData\Local\Temp\P225880_pdf.exe
"C:\Users\Admin\AppData\Local\Temp\P225880_pdf.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2036

C:\Users\Admin\AppData\Local\Temp\P225880_pdf.exe
C:\Users\Admin\AppData\Local\Temp\P225880_pdf.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:1592

C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "SCSI Service" /xml "C:\Users\Admin\AppData\Local\Temp\tmpEB1.tmp"
3⤵
- Creates scheduled task(s)
PID:820

C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "SCSI Service Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmp10D4.tmp"
3⤵
- Creates scheduled task(s)
PID:1860

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Registry Run Keys / Startup Folder

Scheduled Task

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp10D4.tmp
Filesize
1KB

MD5
4e71faa3a77029484cfaba423d96618f

SHA1
9c837d050bb43d69dc608af809c292e13bca4718

SHA256
c470f45efd2e7c4c5b88534a18965a78dce0f8e154d3e45a9d5569ad0e334bdb

SHA512
6d014de41352f2b0b494d94cd58188791e81d4e53578d0722110b6827793b735e19c614877f25c61b26233dea1b5f1998ba1240bdc8fa04c87b7e64a4ca15fe0

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpEB1.tmp
Filesize
1KB

MD5
ae3164252374946f5adc65e2864e6d8b

SHA1
beb1b6126302b95763ac3896c654d1094371fefd

SHA256
38ece136349632d417a907b9c41bf93f4bb6dcd9bb0744536ef533079a5cc169

SHA512
c354112a83f19fc56965243c4efaf7767953dc2108e2b0e70774d6504dc9d967595b3c4ae78a2764482100b7ab740f6cab9d2c831ba0d63ba27d514693605a6e

Download Submit
memory/820-72-0x0000000000000000-mapping.dmp

Download
memory/1592-66-0x000000000041E792-mapping.dmp

Download
memory/1592-70-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/1592-59-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/1592-60-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/1592-62-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/1592-63-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/1592-65-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/1592-78-0x0000000000610000-0x000000000061A000-memory.dmp

Filesize
40KB

Download
memory/1592-68-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/1592-77-0x00000000005B0000-0x00000000005CE000-memory.dmp

Filesize
120KB

Download
memory/1592-76-0x00000000005A0000-0x00000000005AA000-memory.dmp

Filesize
40KB

Download
memory/1860-74-0x0000000000000000-mapping.dmp

Download
memory/2036-56-0x00000000056A0000-0x0000000005752000-memory.dmp

Filesize
712KB

Download
memory/2036-55-0x0000000075521000-0x0000000075523000-memory.dmp

Filesize
8KB

Download
memory/2036-57-0x0000000004BC0000-0x0000000004C24000-memory.dmp

Filesize
400KB

Download
memory/2036-58-0x00000000054E0000-0x0000000005572000-memory.dmp

Filesize
584KB

Download
memory/2036-54-0x0000000000E00000-0x0000000000E10000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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