nanocore | 953af70b66f85393d92d5f9fca7feed759490cd31db58a2785191db8d8e0588d

General

Target
Mwasiti Mnindy.exe
Size 506KB
Sample210625-b74zbxb89e
SHA256 953af70b66f85393d92d5f9fca7feed759490cd31db58a2785191db8d8e0588d
MD5 b7fce51fa14ff50774a2e9d6d17d9fde
SHA1 d7b4e974bf9a74a0d7f5d92305c4474bd31d0606
SHA512 ae952e5b166486b1a4e9212dcd27bc3fdf6d9e4a0e80840b133914c28d711482ace65caec3192827f666a4b64107e78f20a6d79fd6f247d6f350ce72ab2d2aaf
MD5 SHA1 SHA512

Score

10^/10

nanocore evasion keylogger spyware stealer trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

ifybest85fff.ddns.net:7600
194.5.98.23:7600

Mutex

64d6914b-2a13-4387-9ead-01228df90732

Attributes

activate_away_mode
true
backup_connection_host
194.5.98.23
backup_dns_server
8.8.4.4
buffer_size
65535
build_time
2021-03-11T19:43:39.259196136Z
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
7600
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
64d6914b-2a13-4387-9ead-01228df90732
mutex_timeout
5000
prevent_system_sleep
false
primary_connection_host
ifybest85fff.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

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	Mwasiti Mnindy.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 640 set thread context of 2288	640	Mwasiti Mnindy.exe	80

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

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
3788	schtasks.exe
2332	schtasks.exe

Suspicious behavior: EnumeratesProcesses 7 IoCs

pid	Process
640	Mwasiti Mnindy.exe
640	Mwasiti Mnindy.exe
640	Mwasiti Mnindy.exe
640	Mwasiti Mnindy.exe
2288	Mwasiti Mnindy.exe
2288	Mwasiti Mnindy.exe
2288	Mwasiti Mnindy.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2288	Mwasiti Mnindy.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	640	Mwasiti Mnindy.exe
Token: SeDebugPrivilege	2288	Mwasiti Mnindy.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 640 wrote to memory of 3788	640	Mwasiti Mnindy.exe	78
PID 640 wrote to memory of 3788	640	Mwasiti Mnindy.exe	78
PID 640 wrote to memory of 3788	640	Mwasiti Mnindy.exe	78
PID 640 wrote to memory of 2288	640	Mwasiti Mnindy.exe	80
PID 640 wrote to memory of 2288	640	Mwasiti Mnindy.exe	80
PID 640 wrote to memory of 2288	640	Mwasiti Mnindy.exe	80
PID 640 wrote to memory of 2288	640	Mwasiti Mnindy.exe	80
PID 640 wrote to memory of 2288	640	Mwasiti Mnindy.exe	80
PID 640 wrote to memory of 2288	640	Mwasiti Mnindy.exe	80
PID 640 wrote to memory of 2288	640	Mwasiti Mnindy.exe	80
PID 640 wrote to memory of 2288	640	Mwasiti Mnindy.exe	80
PID 2288 wrote to memory of 2332	2288	Mwasiti Mnindy.exe	81
PID 2288 wrote to memory of 2332	2288	Mwasiti Mnindy.exe	81
PID 2288 wrote to memory of 2332	2288	Mwasiti Mnindy.exe	81

C:\Users\Admin\AppData\Local\Temp\Mwasiti Mnindy.exe
"C:\Users\Admin\AppData\Local\Temp\Mwasiti Mnindy.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:640
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\XOhftgIHYPhI" /XML "C:\Users\Admin\AppData\Local\Temp\tmp2A2E.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:3788
- C:\Users\Admin\AppData\Local\Temp\Mwasiti Mnindy.exe
  "{path}"
  2⤵
  - Checks whether UAC is enabled
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2288
- - C:\Windows\SysWOW64\schtasks.exe
    "schtasks.exe" /create /f /tn "UPNP Subsystem" /xml "C:\Users\Admin\AppData\Local\Temp\tmp3161.tmp"
    3⤵
    - Creates scheduled task(s)
    PID:2332

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

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/640-114-0x0000000002BC0000-0x0000000002BC1000-memory.dmp

Download

memory/2288-117-0x0000000000400000-0x0000000000438000-memory.dmp

Download

memory/2288-120-0x00000000031E0000-0x00000000031E1000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads