nanocore | 6a19a144807268d406c6da55513ae24493b2d411ba8e2a2e15567d66e55d976b

General

Target

b462382cb954466386f9334247e0a34c.exe
Size

30KB
MD5

b462382cb954466386f9334247e0a34c
SHA1

0ac9e261eafc36f2d8a7bda5755b44c9d8c883e9
SHA256

6a19a144807268d406c6da55513ae24493b2d411ba8e2a2e15567d66e55d976b
SHA512

edf4ec1938ff467207c75e38b2bbea2445fec6accdcd325101a4e4b60e17c9041b3c9795cf100d194549372c60b07e143464181c63458fc8e753f384b2369f4a

Score

10^/10

nanocore evasion keylogger persistence spyware stealer suricata trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

friomo.duckdns.org:6746

Mutex

5fb3fc63-476b-43ac-865e-d84d77cfacac

Attributes

activate_away_mode
true
backup_connection_host
friomo.duckdns.org
backup_dns_server
8.8.4.4
buffer_size
65535
build_time
2021-07-05T20:20:00.814294736Z
bypass_user_account_control
true
bypass_user_account_control_data
clear_access_control
true
clear_zone_identifier
false
connect_delay
4000
connection_port
6746
default_group
FRI OMO
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
5fb3fc63-476b-43ac-865e-d84d77cfacac
mutex_timeout
5000
prevent_system_sleep
false
primary_connection_host
friomo.duckdns.org
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
Windows security bypass 2 TTPs
evasion trojan

Disabling Security Tools
T1089

Modify Registry
T1112
suricata: ET MALWARE Possible NanoCore C2 60B
suricata: ET MALWARE Possible NanoCore C2 60B
suricata

Windows security modification 2 TTPs 4 IoCs

evasion trojan

Disabling Security Tools

T1089

Modify Registry

T1112

Processes:

b462382cb954466386f9334247e0a34c.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows Defender\Exclusions\Paths	b462382cb954466386f9334247e0a34c.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows Defender\Exclusions	b462382cb954466386f9334247e0a34c.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Public\Documents\敖敁敇敦整斊斅敃敶整救敿敔敞敄\svchost.exe = "0"	b462382cb954466386f9334247e0a34c.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\b462382cb954466386f9334247e0a34c.exe = "0"	b462382cb954466386f9334247e0a34c.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

b462382cb954466386f9334247e0a34c.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\ꛉ꛾꛼ꛛ꛹꛰ꛈꛑ꜅ꛡ꜌ꛍꛥꛭ꛼ = "C:\\Users\\Public\\Documents\\敖敁敇敦整斊斅敃敶整救敿敔敞敄\\svchost.exe"	b462382cb954466386f9334247e0a34c.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

b462382cb954466386f9334247e0a34c.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	b462382cb954466386f9334247e0a34c.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 14 IoCs

Processes:

b462382cb954466386f9334247e0a34c.exe

pid	process
612	b462382cb954466386f9334247e0a34c.exe
612	b462382cb954466386f9334247e0a34c.exe
612	b462382cb954466386f9334247e0a34c.exe
612	b462382cb954466386f9334247e0a34c.exe
612	b462382cb954466386f9334247e0a34c.exe
612	b462382cb954466386f9334247e0a34c.exe
612	b462382cb954466386f9334247e0a34c.exe
612	b462382cb954466386f9334247e0a34c.exe
612	b462382cb954466386f9334247e0a34c.exe
612	b462382cb954466386f9334247e0a34c.exe
612	b462382cb954466386f9334247e0a34c.exe
612	b462382cb954466386f9334247e0a34c.exe
612	b462382cb954466386f9334247e0a34c.exe
612	b462382cb954466386f9334247e0a34c.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

b462382cb954466386f9334247e0a34c.exe

description pid process target process

PID 612 set thread context of 976 612 b462382cb954466386f9334247e0a34c.exe b462382cb954466386f9334247e0a34c.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1372 612 WerFault.exe b462382cb954466386f9334247e0a34c.exe

description	pid	process	target process
PID 612 set thread context of 976	612	b462382cb954466386f9334247e0a34c.exe	b462382cb954466386f9334247e0a34c.exe

pid	pid_target	process	target process
1372	612	WerFault.exe	b462382cb954466386f9334247e0a34c.exe

Suspicious behavior: EnumeratesProcesses 17 IoCs

Processes:

b462382cb954466386f9334247e0a34c.exepowershell.exepowershell.exepowershell.exeWerFault.exeb462382cb954466386f9334247e0a34c.exe

pid	process
612	b462382cb954466386f9334247e0a34c.exe
612	b462382cb954466386f9334247e0a34c.exe
612	b462382cb954466386f9334247e0a34c.exe
1028	powershell.exe
1800	powershell.exe
1604	powershell.exe
1372	WerFault.exe
1372	WerFault.exe
1372	WerFault.exe
1372	WerFault.exe
1372	WerFault.exe
976	b462382cb954466386f9334247e0a34c.exe
976	b462382cb954466386f9334247e0a34c.exe
976	b462382cb954466386f9334247e0a34c.exe
976	b462382cb954466386f9334247e0a34c.exe
976	b462382cb954466386f9334247e0a34c.exe
976	b462382cb954466386f9334247e0a34c.exe

Suspicious behavior: GetForegroundWindowSpam 2 IoCs

Processes:

b462382cb954466386f9334247e0a34c.exeWerFault.exe

pid process

976 b462382cb954466386f9334247e0a34c.exe
1372 WerFault.exe

pid	process
976	b462382cb954466386f9334247e0a34c.exe
1372	WerFault.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

b462382cb954466386f9334247e0a34c.exepowershell.exepowershell.exepowershell.exeWerFault.exeb462382cb954466386f9334247e0a34c.exe

description	pid	process
Token: SeDebugPrivilege	612	b462382cb954466386f9334247e0a34c.exe
Token: SeDebugPrivilege	1028	powershell.exe
Token: SeDebugPrivilege	1800	powershell.exe
Token: SeDebugPrivilege	1604	powershell.exe
Token: SeDebugPrivilege	1372	WerFault.exe
Token: SeDebugPrivilege	976	b462382cb954466386f9334247e0a34c.exe

Suspicious use of WriteProcessMemory 25 IoCs

Processes:

b462382cb954466386f9334247e0a34c.exe

description	pid	process	target process
PID 612 wrote to memory of 1800	612	b462382cb954466386f9334247e0a34c.exe	powershell.exe
PID 612 wrote to memory of 1800	612	b462382cb954466386f9334247e0a34c.exe	powershell.exe
PID 612 wrote to memory of 1800	612	b462382cb954466386f9334247e0a34c.exe	powershell.exe
PID 612 wrote to memory of 1800	612	b462382cb954466386f9334247e0a34c.exe	powershell.exe
PID 612 wrote to memory of 1028	612	b462382cb954466386f9334247e0a34c.exe	powershell.exe
PID 612 wrote to memory of 1028	612	b462382cb954466386f9334247e0a34c.exe	powershell.exe
PID 612 wrote to memory of 1028	612	b462382cb954466386f9334247e0a34c.exe	powershell.exe
PID 612 wrote to memory of 1028	612	b462382cb954466386f9334247e0a34c.exe	powershell.exe
PID 612 wrote to memory of 1604	612	b462382cb954466386f9334247e0a34c.exe	powershell.exe
PID 612 wrote to memory of 1604	612	b462382cb954466386f9334247e0a34c.exe	powershell.exe
PID 612 wrote to memory of 1604	612	b462382cb954466386f9334247e0a34c.exe	powershell.exe
PID 612 wrote to memory of 1604	612	b462382cb954466386f9334247e0a34c.exe	powershell.exe
PID 612 wrote to memory of 976	612	b462382cb954466386f9334247e0a34c.exe	b462382cb954466386f9334247e0a34c.exe
PID 612 wrote to memory of 976	612	b462382cb954466386f9334247e0a34c.exe	b462382cb954466386f9334247e0a34c.exe
PID 612 wrote to memory of 976	612	b462382cb954466386f9334247e0a34c.exe	b462382cb954466386f9334247e0a34c.exe
PID 612 wrote to memory of 976	612	b462382cb954466386f9334247e0a34c.exe	b462382cb954466386f9334247e0a34c.exe
PID 612 wrote to memory of 976	612	b462382cb954466386f9334247e0a34c.exe	b462382cb954466386f9334247e0a34c.exe
PID 612 wrote to memory of 976	612	b462382cb954466386f9334247e0a34c.exe	b462382cb954466386f9334247e0a34c.exe
PID 612 wrote to memory of 976	612	b462382cb954466386f9334247e0a34c.exe	b462382cb954466386f9334247e0a34c.exe
PID 612 wrote to memory of 976	612	b462382cb954466386f9334247e0a34c.exe	b462382cb954466386f9334247e0a34c.exe
PID 612 wrote to memory of 976	612	b462382cb954466386f9334247e0a34c.exe	b462382cb954466386f9334247e0a34c.exe
PID 612 wrote to memory of 1372	612	b462382cb954466386f9334247e0a34c.exe	WerFault.exe
PID 612 wrote to memory of 1372	612	b462382cb954466386f9334247e0a34c.exe	WerFault.exe
PID 612 wrote to memory of 1372	612	b462382cb954466386f9334247e0a34c.exe	WerFault.exe
PID 612 wrote to memory of 1372	612	b462382cb954466386f9334247e0a34c.exe	WerFault.exe

C:\Users\Admin\AppData\Local\Temp\b462382cb954466386f9334247e0a34c.exe
"C:\Users\Admin\AppData\Local\Temp\b462382cb954466386f9334247e0a34c.exe"
1⤵
- Windows security modification
- Adds Run key to start application
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:612

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Public\Documents\敖敁敇敦整斊斅敃敶整救敿敔敞敄\svchost.exe" -Force
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1800

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\b462382cb954466386f9334247e0a34c.exe" -Force
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1028

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Public\Documents\敖敁敇敦整斊斅敃敶整救敿敔敞敄\svchost.exe" -Force
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1604

C:\Users\Admin\AppData\Local\Temp\b462382cb954466386f9334247e0a34c.exe
"C:\Users\Admin\AppData\Local\Temp\b462382cb954466386f9334247e0a34c.exe"
2⤵
- Checks whether UAC is enabled
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
PID:976

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 612 -s 1584
2⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
PID:1372

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Disabling Security Tools

2

T1089

Modify Registry

3

T1112

Credential Access

Discovery

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms
MD5
837cc044c4cf08dd24b0dcfa846f9425

SHA1
e2d7d30e2fbea1029518aefb28b24d98a0c87270

SHA256
4b39b820f3cc896ca9dd722c792b8c6ec05762e3fa2ab0c3d83f9ef4da2dea0f

SHA512
c2999adbbb5b4d5608323fcda934fe1075229861d2992e5e8c8d463a9e37011e12a1a910a93d0685a27e84ebc3714f4186f16b3e7cab7397351edd2bf728f9fc

Download Submit
memory/612-55-0x0000000075651000-0x0000000075653000-memory.dmp

Filesize
8KB

Download
memory/612-56-0x0000000004DB0000-0x0000000004DB1000-memory.dmp

Filesize
4KB

Download
memory/612-57-0x0000000005500000-0x000000000558C000-memory.dmp

Filesize
560KB

Download
memory/612-53-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download
memory/976-82-0x0000000001EA0000-0x0000000001EA6000-memory.dmp

Filesize
24KB

Download
memory/976-85-0x0000000004260000-0x0000000004267000-memory.dmp

Filesize
28KB

Download
memory/976-91-0x0000000004780000-0x000000000478F000-memory.dmp

Filesize
60KB

Download
memory/976-65-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/976-66-0x000000000041E792-mapping.dmp

Download
memory/976-67-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/976-90-0x0000000004750000-0x0000000004779000-memory.dmp

Filesize
164KB

Download
memory/976-89-0x0000000004360000-0x000000000436A000-memory.dmp

Filesize
40KB

Download
memory/976-88-0x00000000042D0000-0x00000000042DF000-memory.dmp

Filesize
60KB

Download
memory/976-87-0x0000000004280000-0x0000000004289000-memory.dmp

Filesize
36KB

Download
memory/976-86-0x0000000004270000-0x000000000427D000-memory.dmp

Filesize
52KB

Download
memory/976-84-0x00000000020D0000-0x00000000020D6000-memory.dmp

Filesize
24KB

Download
memory/976-75-0x00000000005A0000-0x00000000005A5000-memory.dmp

Filesize
20KB

Download
memory/976-76-0x00000000005B0000-0x00000000005C9000-memory.dmp

Filesize
100KB

Download
memory/976-83-0x00000000020C0000-0x00000000020CC000-memory.dmp

Filesize
48KB

Download
memory/976-77-0x0000000004290000-0x0000000004291000-memory.dmp

Filesize
4KB

Download
memory/976-79-0x00000000005D0000-0x00000000005D3000-memory.dmp

Filesize
12KB

Download
memory/976-80-0x00000000006F0000-0x00000000006FD000-memory.dmp

Filesize
52KB

Download
memory/976-81-0x0000000001E70000-0x0000000001E85000-memory.dmp

Filesize
84KB

Download
memory/1028-74-0x0000000002472000-0x0000000002474000-memory.dmp

Filesize
8KB

Download
memory/1028-72-0x0000000002471000-0x0000000002472000-memory.dmp

Filesize
4KB

Download
memory/1028-70-0x0000000002470000-0x0000000002471000-memory.dmp

Filesize
4KB

Download
memory/1028-59-0x0000000000000000-mapping.dmp

Download
memory/1372-78-0x0000000000580000-0x0000000000581000-memory.dmp

Filesize
4KB

Download
memory/1372-69-0x0000000000000000-mapping.dmp

Download
memory/1604-60-0x0000000000000000-mapping.dmp

Download
memory/1800-58-0x0000000000000000-mapping.dmp

Download
memory/1800-73-0x0000000002530000-0x000000000317A000-memory.dmp

Filesize
12.3MB

Download
memory/1800-71-0x0000000002530000-0x000000000317A000-memory.dmp

Filesize
12.3MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads