nanocore | 1c42bd094eeb6df10d17cb2fc16a7e167e38ee01d273f7c31ddf4775e015d59c

General

Target
2020101408898,pdf.exe
Size 530KB
Sample201015-81xtlglz2e
SHA256 1c42bd094eeb6df10d17cb2fc16a7e167e38ee01d273f7c31ddf4775e015d59c
MD5 d631fc784a817b038050901c9210535e
SHA1 0592a92b11ebdbb0b24f093d69be88baf394aac4
SHA512 f1cc015b4bdfdbfcc9eae528c83bc87bb185799289fe669287e8a81aadc077cf320659980ca902b6b6d4d554bad8e51c0cce3fad78997f6474b9bc34b5a7b699
MD5 SHA1 SHA512

Score

10^/10

keylogger trojan stealer spyware nanocore

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

billionaire.ddns.net:3734

Mutex

20d8de57-81d3-46f5-82d3-182b167de96f

Attributes

activate_away_mode
true
backup_connection_host
backup_dns_server
8.8.4.4
buffer_size
65535
build_time
2020-07-06T08:15:40.303502536Z
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
3734
default_group
GRACE
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
20d8de57-81d3-46f5-82d3-182b167de96f
mutex_timeout
5000
prevent_system_sleep
true
primary_connection_host
billionaire.ddns.net
primary_dns_server
8.8.8.8
request_elevation
true
restart_delay
5000
run_delay
0
run_on_startup
true
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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1324 set thread context of 2000	1324	2020101408898,pdf.exe	30

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
1952	schtasks.exe
2004	schtasks.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
1324	2020101408898,pdf.exe
2000	MSBuild.exe
2000	MSBuild.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2000	MSBuild.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1324	2020101408898,pdf.exe
Token: SeDebugPrivilege	2000	MSBuild.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 1324 wrote to memory of 1952	1324	2020101408898,pdf.exe	28
PID 1324 wrote to memory of 1952	1324	2020101408898,pdf.exe	28
PID 1324 wrote to memory of 1952	1324	2020101408898,pdf.exe	28
PID 1324 wrote to memory of 1952	1324	2020101408898,pdf.exe	28
PID 1324 wrote to memory of 2000	1324	2020101408898,pdf.exe	30
PID 1324 wrote to memory of 2000	1324	2020101408898,pdf.exe	30
PID 1324 wrote to memory of 2000	1324	2020101408898,pdf.exe	30
PID 1324 wrote to memory of 2000	1324	2020101408898,pdf.exe	30
PID 1324 wrote to memory of 2000	1324	2020101408898,pdf.exe	30
PID 1324 wrote to memory of 2000	1324	2020101408898,pdf.exe	30
PID 1324 wrote to memory of 2000	1324	2020101408898,pdf.exe	30
PID 1324 wrote to memory of 2000	1324	2020101408898,pdf.exe	30
PID 1324 wrote to memory of 2000	1324	2020101408898,pdf.exe	30
PID 2000 wrote to memory of 2004	2000	MSBuild.exe	31
PID 2000 wrote to memory of 2004	2000	MSBuild.exe	31
PID 2000 wrote to memory of 2004	2000	MSBuild.exe	31
PID 2000 wrote to memory of 2004	2000	MSBuild.exe	31

C:\Users\Admin\AppData\Local\Temp\2020101408898,pdf.exe
"C:\Users\Admin\AppData\Local\Temp\2020101408898,pdf.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1324
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\qnkDCdcEdG" /XML "C:\Users\Admin\AppData\Local\Temp\tmp4C2D.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:1952
- C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
  "C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2000
- - C:\Windows\SysWOW64\schtasks.exe
    "schtasks.exe" /create /f /tn "WAN Subsystem" /xml "C:\Users\Admin\AppData\Local\Temp\tmp50FD.tmp"
    3⤵
    - Creates scheduled task(s)
    PID:2004

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2000-2-0x0000000000400000-0x0000000000438000-memory.dmp

Download

memory/2000-4-0x0000000000400000-0x0000000000438000-memory.dmp

Download

memory/2000-5-0x0000000000400000-0x0000000000438000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads