nanocore | 093313195ab55c462e616e41f5b20e0f876d69e1941d34cd05302c82d8eb20e7

General

Target
POSE000277,pdf.exe
Size 316KB
Sample201109-yn76hyx2bj
SHA256 093313195ab55c462e616e41f5b20e0f876d69e1941d34cd05302c82d8eb20e7
MD5 754085a7d562b60ea590b1344bee74b8
SHA1 0fff2d4ddccedff3a56099df58b9db2a349c508e
SHA512 65505d465dcf8d87e70acd2a856aab13a5ec87e667fdc55479c4d1dc6fc6925135fbea92bcecc77ca5c7f38f68f0621926f3c22e8bcc8b71fe797ccb155dbbbc
MD5 SHA1 SHA512

Score

10^/10

nanocore keylogger spyware stealer trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

billionaire.ddns.net:3734

Mutex

9743c2a3-3335-4a39-ae09-f46ef500f894

Attributes

activate_away_mode
true
backup_connection_host
backup_dns_server
8.8.4.4
buffer_size
65535
build_time
2020-02-08T01:30:41.997106436Z
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
billionaire
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
9743c2a3-3335-4a39-ae09-f46ef500f894
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 492 set thread context of 1308	492	POSE000277,pdf.exe	80

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
204	schtasks.exe
1456	schtasks.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
1308	MSBuild.exe
1308	MSBuild.exe
1308	MSBuild.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1308	MSBuild.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1308	MSBuild.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 492 wrote to memory of 204	492	POSE000277,pdf.exe	78
PID 492 wrote to memory of 204	492	POSE000277,pdf.exe	78
PID 492 wrote to memory of 204	492	POSE000277,pdf.exe	78
PID 492 wrote to memory of 1308	492	POSE000277,pdf.exe	80
PID 492 wrote to memory of 1308	492	POSE000277,pdf.exe	80
PID 492 wrote to memory of 1308	492	POSE000277,pdf.exe	80
PID 492 wrote to memory of 1308	492	POSE000277,pdf.exe	80
PID 492 wrote to memory of 1308	492	POSE000277,pdf.exe	80
PID 492 wrote to memory of 1308	492	POSE000277,pdf.exe	80
PID 492 wrote to memory of 1308	492	POSE000277,pdf.exe	80
PID 492 wrote to memory of 1308	492	POSE000277,pdf.exe	80
PID 1308 wrote to memory of 1456	1308	MSBuild.exe	81
PID 1308 wrote to memory of 1456	1308	MSBuild.exe	81
PID 1308 wrote to memory of 1456	1308	MSBuild.exe	81

C:\Users\Admin\AppData\Local\Temp\POSE000277,pdf.exe
"C:\Users\Admin\AppData\Local\Temp\POSE000277,pdf.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:492
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\eRSzbVyCPbNs" /XML "C:\Users\Admin\AppData\Local\Temp\tmpDBDF.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:204
- C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
  "{path}"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1308
- - C:\Windows\SysWOW64\schtasks.exe
    "schtasks.exe" /create /f /tn "SMTP Manager" /xml "C:\Users\Admin\AppData\Local\Temp\tmpDF59.tmp"
    3⤵
    - Creates scheduled task(s)
    PID:1456

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/1308-2-0x0000000000400000-0x0000000000438000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads