nanocore | 5b82bb2d2cb609bc779c1d48cf528303dd136ac524eaa20fa089b908dc8b80c7

Analysis

max time kernel
151s
max time network
154s
platform
windows7_x64
resource
win7v20201028
submitted
12/03/2021, 15:22

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General

Target
E0029876556_209876689.exe
Size 2.3MB
Sample210312-jbe9ws3816
SHA256 5b82bb2d2cb609bc779c1d48cf528303dd136ac524eaa20fa089b908dc8b80c7
MD5 88337fa2c1ec7c16409a0235891272e8
SHA1 2c1c3ccbb3084c314ddb31cde70e68ee52a25336
SHA512 7d7577c95e5defd3f1f0271c7c7c1022a76bbae62148aba86f27ba96478006b82ccd43045f14d5634de53b38806899d9888b5e3fcfb8165f97cb4fa17a9225d2
MD5 SHA1 SHA512

Score

10^/10

nanocore evasion keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

chingin.myq-see.com:6830
185.140.53.147:6830

Mutex

7fa5ce5a-1187-4347-a13e-f4d668046859

Attributes

activate_away_mode
true
backup_connection_host
185.140.53.147
backup_dns_server
8.8.4.4
buffer_size
65535
build_time
2020-06-29T07:40:20.602269736Z
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
6830
default_group
HOST
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
7fa5ce5a-1187-4347-a13e-f4d668046859
mutex_timeout
5000
prevent_system_sleep
false
primary_connection_host
chingin.myq-see.com
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\NTFS Manager = "C:\\Program Files (x86)\\NTFS Manager\\ntfsmgr.exe"	E0029876556_209876689.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	E0029876556_209876689.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1616 set thread context of 1796	1616	E0029876556_209876689.exe	29

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\NTFS Manager\ntfsmgr.exe	E0029876556_209876689.exe
File opened for modification	C:\Program Files (x86)\NTFS Manager\ntfsmgr.exe	E0029876556_209876689.exe

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
1792	schtasks.exe
1572	schtasks.exe

Delays execution with timeout.exe 1 IoCs

evasion

pid	Process
1840	timeout.exe

NTFS ADS 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Local\Temp\FolderN\0987655678.exe:Zone.Identifier	cmd.exe

Suspicious behavior: EnumeratesProcesses 7 IoCs

pid	Process
1616	E0029876556_209876689.exe
1616	E0029876556_209876689.exe
1616	E0029876556_209876689.exe
1796	E0029876556_209876689.exe
1796	E0029876556_209876689.exe
1796	E0029876556_209876689.exe
1616	E0029876556_209876689.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1796	E0029876556_209876689.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	1616	E0029876556_209876689.exe
Token: 33	1616	E0029876556_209876689.exe
Token: SeIncBasePriorityPrivilege	1616	E0029876556_209876689.exe
Token: SeDebugPrivilege	1796	E0029876556_209876689.exe

Suspicious use of WriteProcessMemory 41 IoCs

description	pid	Process	procid_target
PID 1616 wrote to memory of 1796	1616	E0029876556_209876689.exe	29
PID 1616 wrote to memory of 1796	1616	E0029876556_209876689.exe	29
PID 1616 wrote to memory of 1796	1616	E0029876556_209876689.exe	29
PID 1616 wrote to memory of 1796	1616	E0029876556_209876689.exe	29
PID 1616 wrote to memory of 1796	1616	E0029876556_209876689.exe	29
PID 1616 wrote to memory of 1796	1616	E0029876556_209876689.exe	29
PID 1616 wrote to memory of 1796	1616	E0029876556_209876689.exe	29
PID 1616 wrote to memory of 1796	1616	E0029876556_209876689.exe	29
PID 1616 wrote to memory of 1796	1616	E0029876556_209876689.exe	29
PID 1616 wrote to memory of 1440	1616	E0029876556_209876689.exe	30
PID 1616 wrote to memory of 1440	1616	E0029876556_209876689.exe	30
PID 1616 wrote to memory of 1440	1616	E0029876556_209876689.exe	30
PID 1616 wrote to memory of 1440	1616	E0029876556_209876689.exe	30
PID 1616 wrote to memory of 1680	1616	E0029876556_209876689.exe	32
PID 1616 wrote to memory of 1680	1616	E0029876556_209876689.exe	32
PID 1616 wrote to memory of 1680	1616	E0029876556_209876689.exe	32
PID 1616 wrote to memory of 1680	1616	E0029876556_209876689.exe	32
PID 1680 wrote to memory of 1684	1680	cmd.exe	34
PID 1680 wrote to memory of 1684	1680	cmd.exe	34
PID 1680 wrote to memory of 1684	1680	cmd.exe	34
PID 1680 wrote to memory of 1684	1680	cmd.exe	34
PID 1796 wrote to memory of 1572	1796	E0029876556_209876689.exe	35
PID 1796 wrote to memory of 1572	1796	E0029876556_209876689.exe	35
PID 1796 wrote to memory of 1572	1796	E0029876556_209876689.exe	35
PID 1796 wrote to memory of 1572	1796	E0029876556_209876689.exe	35
PID 1796 wrote to memory of 1792	1796	E0029876556_209876689.exe	37
PID 1796 wrote to memory of 1792	1796	E0029876556_209876689.exe	37
PID 1796 wrote to memory of 1792	1796	E0029876556_209876689.exe	37
PID 1796 wrote to memory of 1792	1796	E0029876556_209876689.exe	37
PID 1616 wrote to memory of 536	1616	E0029876556_209876689.exe	39
PID 1616 wrote to memory of 536	1616	E0029876556_209876689.exe	39
PID 1616 wrote to memory of 536	1616	E0029876556_209876689.exe	39
PID 1616 wrote to memory of 536	1616	E0029876556_209876689.exe	39
PID 1616 wrote to memory of 1696	1616	E0029876556_209876689.exe	41
PID 1616 wrote to memory of 1696	1616	E0029876556_209876689.exe	41
PID 1616 wrote to memory of 1696	1616	E0029876556_209876689.exe	41
PID 1616 wrote to memory of 1696	1616	E0029876556_209876689.exe	41
PID 1696 wrote to memory of 1840	1696	cmd.exe	43
PID 1696 wrote to memory of 1840	1696	cmd.exe	43
PID 1696 wrote to memory of 1840	1696	cmd.exe	43
PID 1696 wrote to memory of 1840	1696	cmd.exe	43

C:\Users\Admin\AppData\Local\Temp\E0029876556_209876689.exe
"C:\Users\Admin\AppData\Local\Temp\E0029876556_209876689.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1616
- C:\Users\Admin\AppData\Local\Temp\E0029876556_209876689.exe
  "C:/Users/Admin/AppData/Local/Temp/E0029876556_209876689.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:1796
- - C:\Windows\SysWOW64\schtasks.exe
    "schtasks.exe" /create /f /tn "NTFS Manager" /xml "C:\Users\Admin\AppData\Local\Temp\tmpE179.tmp"
    3⤵
    - Creates scheduled task(s)
    PID:1572
- - C:\Windows\SysWOW64\schtasks.exe
    "schtasks.exe" /create /f /tn "NTFS Manager Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmpE2E1.tmp"
    3⤵
    - Creates scheduled task(s)
    PID:1792
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c copy "C:/Users/Admin/AppData/Local/Temp/E0029876556_209876689.exe" "%temp%\FolderN\0987655678.exe" /Y
  2⤵
  PID:1440
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c reg add "HKCU\Software\Microsoft\Windows NT\CurrentVersion\Windows" /v Load /t REG_SZ /d "%temp%\FolderN\0987655678.exe.lnk" /f
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1680
- - C:\Windows\SysWOW64\reg.exe
    reg add "HKCU\Software\Microsoft\Windows NT\CurrentVersion\Windows" /v Load /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\FolderN\0987655678.exe.lnk" /f
    3⤵
    PID:1684
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c echo [zoneTransfer]ZoneID = 2 > %temp%\FolderN\0987655678.exe:Zone.Identifier
  2⤵
  - NTFS ADS
  PID:536
- C:\Windows\SysWOW64\cmd.exe
  cmd /c C:\Users\Admin\AppData\Local\Temp\FolderN\0987655678.exe.bat
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1696
- - C:\Windows\SysWOW64\timeout.exe
    timeout /t 300
    3⤵
    - Delays execution with timeout.exe
    PID:1840

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

memory/1616-3-0x0000000000170000-0x0000000000171000-memory.dmp

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memory/1616-5-0x00000000007B0000-0x00000000007B1000-memory.dmp

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memory/1616-2-0x0000000074640000-0x0000000074D2E000-memory.dmp

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memory/1796-12-0x0000000002180000-0x0000000002181000-memory.dmp

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memory/1796-9-0x0000000000400000-0x0000000000438000-memory.dmp

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memory/1796-8-0x0000000074640000-0x0000000074D2E000-memory.dmp

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memory/1796-6-0x0000000000400000-0x0000000000438000-memory.dmp

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memory/1796-22-0x00000000003D0000-0x00000000003D5000-memory.dmp

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memory/1796-24-0x00000000003E0000-0x00000000003F9000-memory.dmp

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memory/1796-26-0x0000000000520000-0x0000000000523000-memory.dmp

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