nanocore | f475dda218513a22edc7ec2e734fb91ddf60dc7b38b87e7de487de6fe9307e47

General

Target

0475ed517da8a71bc4a87f14a44cf8fe.exe
Size

12KB
MD5

0475ed517da8a71bc4a87f14a44cf8fe
SHA1

311e146bcc1a342ab135240e0c8e31730f8ad879
SHA256

f475dda218513a22edc7ec2e734fb91ddf60dc7b38b87e7de487de6fe9307e47
SHA512

9087831b5e355f48d38df716982125865aefde794ad8c1ecdd68606a4a338182eff4a2b7bcf7dc29098178b9fd485a599eae2a011f01257536c3b0b0f9ac5f58

Score

10^/10

nanocore evasion keylogger spyware stealer trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

fridaycav.duckdns.org:6400

Mutex

453aeca4-8168-43fd-806a-925b22b64441

Attributes

activate_away_mode
true
backup_connection_host
fridaycav.duckdns.org
backup_dns_server
8.8.4.4
buffer_size
65535
build_time
2021-07-20T17:51:18.465757636Z
bypass_user_account_control
true
bypass_user_account_control_data
clear_access_control
true
clear_zone_identifier
false
connect_delay
4000
connection_port
6400
default_group
FRIDAY CAV
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
453aeca4-8168-43fd-806a-925b22b64441
mutex_timeout
5000
prevent_system_sleep
false
primary_connection_host
fridaycav.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

Windows security modification 2 TTPs 4 IoCs

evasion trojan

Disabling Security Tools

T1089

Modify Registry

T1112

Processes:

0475ed517da8a71bc4a87f14a44cf8fe.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Exclusions\Paths	0475ed517da8a71bc4a87f14a44cf8fe.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Exclusions	0475ed517da8a71bc4a87f14a44cf8fe.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Public\Documents\䯶䰍䯷䯳䰒䯯䰤䯷䰥䰔䯸䰤䰄䯰䰀\svchost.exe = "0"	0475ed517da8a71bc4a87f14a44cf8fe.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\0475ed517da8a71bc4a87f14a44cf8fe.exe = "0"	0475ed517da8a71bc4a87f14a44cf8fe.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

0475ed517da8a71bc4a87f14a44cf8fe.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	0475ed517da8a71bc4a87f14a44cf8fe.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 15 IoCs

Processes:

0475ed517da8a71bc4a87f14a44cf8fe.exe

pid	process
1908	0475ed517da8a71bc4a87f14a44cf8fe.exe
1908	0475ed517da8a71bc4a87f14a44cf8fe.exe
1908	0475ed517da8a71bc4a87f14a44cf8fe.exe
1908	0475ed517da8a71bc4a87f14a44cf8fe.exe
1908	0475ed517da8a71bc4a87f14a44cf8fe.exe
1908	0475ed517da8a71bc4a87f14a44cf8fe.exe
1908	0475ed517da8a71bc4a87f14a44cf8fe.exe
1908	0475ed517da8a71bc4a87f14a44cf8fe.exe
1908	0475ed517da8a71bc4a87f14a44cf8fe.exe
1908	0475ed517da8a71bc4a87f14a44cf8fe.exe
1908	0475ed517da8a71bc4a87f14a44cf8fe.exe
1908	0475ed517da8a71bc4a87f14a44cf8fe.exe
1908	0475ed517da8a71bc4a87f14a44cf8fe.exe
1908	0475ed517da8a71bc4a87f14a44cf8fe.exe
1908	0475ed517da8a71bc4a87f14a44cf8fe.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

0475ed517da8a71bc4a87f14a44cf8fe.exe

description pid process target process

PID 1908 set thread context of 688 1908 0475ed517da8a71bc4a87f14a44cf8fe.exe 0475ed517da8a71bc4a87f14a44cf8fe.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

3996 1908 WerFault.exe 0475ed517da8a71bc4a87f14a44cf8fe.exe

description	pid	process	target process
PID 1908 set thread context of 688	1908	0475ed517da8a71bc4a87f14a44cf8fe.exe	0475ed517da8a71bc4a87f14a44cf8fe.exe

pid	pid_target	process	target process
3996	1908	WerFault.exe	0475ed517da8a71bc4a87f14a44cf8fe.exe

Suspicious behavior: EnumeratesProcesses 40 IoCs

Processes:

0475ed517da8a71bc4a87f14a44cf8fe.exepowershell.exepowershell.exepowershell.exe0475ed517da8a71bc4a87f14a44cf8fe.exeWerFault.exe

pid	process
1908	0475ed517da8a71bc4a87f14a44cf8fe.exe
1908	0475ed517da8a71bc4a87f14a44cf8fe.exe
1908	0475ed517da8a71bc4a87f14a44cf8fe.exe
1908	0475ed517da8a71bc4a87f14a44cf8fe.exe
1908	0475ed517da8a71bc4a87f14a44cf8fe.exe
700	powershell.exe
2828	powershell.exe
3192	powershell.exe
2828	powershell.exe
3192	powershell.exe
700	powershell.exe
688	0475ed517da8a71bc4a87f14a44cf8fe.exe
688	0475ed517da8a71bc4a87f14a44cf8fe.exe
688	0475ed517da8a71bc4a87f14a44cf8fe.exe
3996	WerFault.exe
3996	WerFault.exe
3996	WerFault.exe
3996	WerFault.exe
3996	WerFault.exe
3996	WerFault.exe
3996	WerFault.exe
3996	WerFault.exe
3996	WerFault.exe
3996	WerFault.exe
3996	WerFault.exe
3996	WerFault.exe
3996	WerFault.exe
3996	WerFault.exe
2828	powershell.exe
700	powershell.exe
3192	powershell.exe
688	0475ed517da8a71bc4a87f14a44cf8fe.exe
688	0475ed517da8a71bc4a87f14a44cf8fe.exe
688	0475ed517da8a71bc4a87f14a44cf8fe.exe
688	0475ed517da8a71bc4a87f14a44cf8fe.exe
688	0475ed517da8a71bc4a87f14a44cf8fe.exe
688	0475ed517da8a71bc4a87f14a44cf8fe.exe
688	0475ed517da8a71bc4a87f14a44cf8fe.exe
688	0475ed517da8a71bc4a87f14a44cf8fe.exe
688	0475ed517da8a71bc4a87f14a44cf8fe.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

0475ed517da8a71bc4a87f14a44cf8fe.exe

pid process

688 0475ed517da8a71bc4a87f14a44cf8fe.exe

pid	process
688	0475ed517da8a71bc4a87f14a44cf8fe.exe

Suspicious use of AdjustPrivilegeToken 8 IoCs

Processes:

0475ed517da8a71bc4a87f14a44cf8fe.exepowershell.exepowershell.exepowershell.exe0475ed517da8a71bc4a87f14a44cf8fe.exeWerFault.exe

description	pid	process
Token: SeDebugPrivilege	1908	0475ed517da8a71bc4a87f14a44cf8fe.exe
Token: SeDebugPrivilege	700	powershell.exe
Token: SeDebugPrivilege	2828	powershell.exe
Token: SeDebugPrivilege	3192	powershell.exe
Token: SeDebugPrivilege	688	0475ed517da8a71bc4a87f14a44cf8fe.exe
Token: SeRestorePrivilege	3996	WerFault.exe
Token: SeBackupPrivilege	3996	WerFault.exe
Token: SeDebugPrivilege	3996	WerFault.exe

Suspicious use of WriteProcessMemory 20 IoCs

Processes:

0475ed517da8a71bc4a87f14a44cf8fe.exe

description	pid	process	target process
PID 1908 wrote to memory of 700	1908	0475ed517da8a71bc4a87f14a44cf8fe.exe	powershell.exe
PID 1908 wrote to memory of 700	1908	0475ed517da8a71bc4a87f14a44cf8fe.exe	powershell.exe
PID 1908 wrote to memory of 700	1908	0475ed517da8a71bc4a87f14a44cf8fe.exe	powershell.exe
PID 1908 wrote to memory of 3192	1908	0475ed517da8a71bc4a87f14a44cf8fe.exe	powershell.exe
PID 1908 wrote to memory of 3192	1908	0475ed517da8a71bc4a87f14a44cf8fe.exe	powershell.exe
PID 1908 wrote to memory of 3192	1908	0475ed517da8a71bc4a87f14a44cf8fe.exe	powershell.exe
PID 1908 wrote to memory of 2828	1908	0475ed517da8a71bc4a87f14a44cf8fe.exe	powershell.exe
PID 1908 wrote to memory of 2828	1908	0475ed517da8a71bc4a87f14a44cf8fe.exe	powershell.exe
PID 1908 wrote to memory of 2828	1908	0475ed517da8a71bc4a87f14a44cf8fe.exe	powershell.exe
PID 1908 wrote to memory of 432	1908	0475ed517da8a71bc4a87f14a44cf8fe.exe	0475ed517da8a71bc4a87f14a44cf8fe.exe
PID 1908 wrote to memory of 432	1908	0475ed517da8a71bc4a87f14a44cf8fe.exe	0475ed517da8a71bc4a87f14a44cf8fe.exe
PID 1908 wrote to memory of 432	1908	0475ed517da8a71bc4a87f14a44cf8fe.exe	0475ed517da8a71bc4a87f14a44cf8fe.exe
PID 1908 wrote to memory of 688	1908	0475ed517da8a71bc4a87f14a44cf8fe.exe	0475ed517da8a71bc4a87f14a44cf8fe.exe
PID 1908 wrote to memory of 688	1908	0475ed517da8a71bc4a87f14a44cf8fe.exe	0475ed517da8a71bc4a87f14a44cf8fe.exe
PID 1908 wrote to memory of 688	1908	0475ed517da8a71bc4a87f14a44cf8fe.exe	0475ed517da8a71bc4a87f14a44cf8fe.exe
PID 1908 wrote to memory of 688	1908	0475ed517da8a71bc4a87f14a44cf8fe.exe	0475ed517da8a71bc4a87f14a44cf8fe.exe
PID 1908 wrote to memory of 688	1908	0475ed517da8a71bc4a87f14a44cf8fe.exe	0475ed517da8a71bc4a87f14a44cf8fe.exe
PID 1908 wrote to memory of 688	1908	0475ed517da8a71bc4a87f14a44cf8fe.exe	0475ed517da8a71bc4a87f14a44cf8fe.exe
PID 1908 wrote to memory of 688	1908	0475ed517da8a71bc4a87f14a44cf8fe.exe	0475ed517da8a71bc4a87f14a44cf8fe.exe
PID 1908 wrote to memory of 688	1908	0475ed517da8a71bc4a87f14a44cf8fe.exe	0475ed517da8a71bc4a87f14a44cf8fe.exe

C:\Users\Admin\AppData\Local\Temp\0475ed517da8a71bc4a87f14a44cf8fe.exe
"C:\Users\Admin\AppData\Local\Temp\0475ed517da8a71bc4a87f14a44cf8fe.exe"
1⤵
- Windows security modification
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1908

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Public\Documents\䯶䰍䯷䯳䰒䯯䰤䯷䰥䰔䯸䰤䰄䯰䰀\svchost.exe" -Force
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:700

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\0475ed517da8a71bc4a87f14a44cf8fe.exe" -Force
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3192

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Public\Documents\䯶䰍䯷䯳䰒䯯䰤䯷䰥䰔䯸䰤䰄䯰䰀\svchost.exe" -Force
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2828

C:\Users\Admin\AppData\Local\Temp\0475ed517da8a71bc4a87f14a44cf8fe.exe
"C:\Users\Admin\AppData\Local\Temp\0475ed517da8a71bc4a87f14a44cf8fe.exe"
2⤵
PID:432

C:\Users\Admin\AppData\Local\Temp\0475ed517da8a71bc4a87f14a44cf8fe.exe
"C:\Users\Admin\AppData\Local\Temp\0475ed517da8a71bc4a87f14a44cf8fe.exe"
2⤵
- Checks whether UAC is enabled
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
PID:688

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1908 -s 2184
2⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3996

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Disabling Security Tools

2

T1089

Modify Registry

2

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\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
MD5
db01a2c1c7e70b2b038edf8ad5ad9826

SHA1
540217c647a73bad8d8a79e3a0f3998b5abd199b

SHA256
413da361d77055dae7007f82b58b366c8783aa72e0b8fbe41519b940c253b38d

SHA512
c76ff57fcee5cdf9fdf3116d4e1dc0cf106867bf19ab474b763e242acf5dca9a7509cb837c35e130c3e056636b4e8a4e135512a978bcd3dd641e20f5bf76c3d6

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
MD5
35437471db9726e5ae920b766940e3a7

SHA1
27d6864b7f5fdd07a9eb2cfcccc4f9b236d324ba

SHA256
17249bc53d039ece2d1b5ca6fdcf7d6e3eab418592201e605adb2eaf0a965e02

SHA512
c50b1c77206168a2f79c8e6b387761897b3b10cb6d4c9852143151d4235d16e160c38072dfbdc750c96092ac3ac41a39b07d7d3c95ad9b4eb75fe981d59422d1

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
MD5
d3cef1e28d4de96a92381678e3887aa6

SHA1
ad5b97a74a2e60a9d04df40a4115ce6f752425a2

SHA256
150a9b812f488f19e37c29e216390bd9dc125b32ed56ed37f681a3a2bc23abc1

SHA512
16e0af40d5afd2b1997bedc109694de11a8291e77f9d38daf5e2190b972d721aa30dec46d7e9a49dc874cff064a3b3ee86058fdea2a0aceb5f5ee4cc56c20085

Download Submit
memory/688-180-0x0000000006380000-0x0000000006395000-memory.dmp

Filesize
84KB

Download
memory/688-169-0x0000000005170000-0x0000000005173000-memory.dmp

Filesize
12KB

Download
memory/688-179-0x0000000006370000-0x000000000637D000-memory.dmp

Filesize
52KB

Download
memory/688-181-0x00000000063C0000-0x00000000063C6000-memory.dmp

Filesize
24KB

Download
memory/688-146-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/688-168-0x00000000052D0000-0x00000000052E9000-memory.dmp

Filesize
100KB

Download
memory/688-163-0x0000000004DF0000-0x00000000052EE000-memory.dmp

Filesize
5.0MB

Download
memory/688-189-0x0000000006410000-0x0000000006412000-memory.dmp

Filesize
8KB

Download
memory/688-147-0x000000000041E792-mapping.dmp

Download
memory/688-167-0x0000000005150000-0x0000000005155000-memory.dmp

Filesize
20KB

Download
memory/688-182-0x00000000063D0000-0x00000000063DC000-memory.dmp

Filesize
48KB

Download
memory/688-183-0x00000000063E0000-0x00000000063E6000-memory.dmp

Filesize
24KB

Download
memory/688-184-0x00000000063F0000-0x00000000063F7000-memory.dmp

Filesize
28KB

Download
memory/688-185-0x0000000006400000-0x000000000640D000-memory.dmp

Filesize
52KB

Download
memory/700-124-0x0000000000000000-mapping.dmp

Download
memory/700-130-0x0000000000820000-0x0000000000821000-memory.dmp

Filesize
4KB

Download
memory/700-227-0x000000007EFC0000-0x000000007EFC1000-memory.dmp

Filesize
4KB

Download
memory/700-186-0x0000000000820000-0x0000000000821000-memory.dmp

Filesize
4KB

Download
memory/700-140-0x0000000000EA2000-0x0000000000EA3000-memory.dmp

Filesize
4KB

Download
memory/700-136-0x0000000000EA0000-0x0000000000EA1000-memory.dmp

Filesize
4KB

Download
memory/700-257-0x0000000000EA3000-0x0000000000EA4000-memory.dmp

Filesize
4KB

Download
memory/700-128-0x0000000000820000-0x0000000000821000-memory.dmp

Filesize
4KB

Download
memory/1908-115-0x00000000004C0000-0x00000000004C1000-memory.dmp

Filesize
4KB

Download
memory/1908-145-0x0000000008550000-0x0000000008551000-memory.dmp

Filesize
4KB

Download
memory/1908-123-0x00000000083E0000-0x00000000083E1000-memory.dmp

Filesize
4KB

Download
memory/1908-122-0x0000000004FC0000-0x0000000004FC1000-memory.dmp

Filesize
4KB

Download
memory/1908-121-0x0000000002760000-0x00000000027EF000-memory.dmp

Filesize
572KB

Download
memory/1908-120-0x0000000004E50000-0x000000000534E000-memory.dmp

Filesize
5.0MB

Download
memory/1908-119-0x00000000029B0000-0x00000000029B1000-memory.dmp

Filesize
4KB

Download
memory/1908-118-0x0000000002A50000-0x0000000002A51000-memory.dmp

Filesize
4KB

Download
memory/1908-117-0x0000000005350000-0x0000000005351000-memory.dmp

Filesize
4KB

Download
memory/2828-131-0x0000000000C20000-0x0000000000C21000-memory.dmp

Filesize
4KB

Download
memory/2828-232-0x000000007E250000-0x000000007E251000-memory.dmp

Filesize
4KB

Download
memory/2828-170-0x0000000006CC0000-0x0000000006CC1000-memory.dmp

Filesize
4KB

Download
memory/2828-173-0x0000000007E20000-0x0000000007E21000-memory.dmp

Filesize
4KB

Download
memory/2828-126-0x0000000000000000-mapping.dmp

Download
memory/2828-157-0x0000000007560000-0x0000000007561000-memory.dmp

Filesize
4KB

Download
memory/2828-256-0x0000000000D43000-0x0000000000D44000-memory.dmp

Filesize
4KB

Download
memory/2828-142-0x0000000006D60000-0x0000000006D61000-memory.dmp

Filesize
4KB

Download
memory/2828-132-0x0000000000C20000-0x0000000000C21000-memory.dmp

Filesize
4KB

Download
memory/2828-139-0x0000000000D42000-0x0000000000D43000-memory.dmp

Filesize
4KB

Download
memory/2828-190-0x0000000000C20000-0x0000000000C21000-memory.dmp

Filesize
4KB

Download
memory/2828-138-0x0000000000D40000-0x0000000000D41000-memory.dmp

Filesize
4KB

Download
memory/2828-134-0x0000000000D90000-0x0000000000D91000-memory.dmp

Filesize
4KB

Download
memory/3192-188-0x0000000000C20000-0x0000000000C21000-memory.dmp

Filesize
4KB

Download
memory/3192-137-0x0000000000C90000-0x0000000000C91000-memory.dmp

Filesize
4KB

Download
memory/3192-224-0x000000007F2D0000-0x000000007F2D1000-memory.dmp

Filesize
4KB

Download
memory/3192-164-0x00000000076A0000-0x00000000076A1000-memory.dmp

Filesize
4KB

Download
memory/3192-141-0x0000000000C92000-0x0000000000C93000-memory.dmp

Filesize
4KB

Download
memory/3192-255-0x0000000000C93000-0x0000000000C94000-memory.dmp

Filesize
4KB

Download
memory/3192-154-0x0000000007490000-0x0000000007491000-memory.dmp

Filesize
4KB

Download
memory/3192-127-0x0000000000C20000-0x0000000000C21000-memory.dmp

Filesize
4KB

Download
memory/3192-129-0x0000000000C20000-0x0000000000C21000-memory.dmp

Filesize
4KB

Download
memory/3192-160-0x00000000074C0000-0x00000000074C1000-memory.dmp

Filesize
4KB

Download
memory/3192-125-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads