nanocore | c342f81da05b8da1b9f40413ce605e06e02590ef4d2edfd1cafa8a464bd46a59

General

Target

Purchase order_122.doc
Size

212KB
MD5

37ef290042de67ceede2ee41796fd288
SHA1

971ceccb966ae96811653501262562b2feb8d37f
SHA256

c342f81da05b8da1b9f40413ce605e06e02590ef4d2edfd1cafa8a464bd46a59
SHA512

7961f3527a0219b8d56a80e8710c06c3dcbcde78d96cb9a5e030e3aac92961b02e1ff63735f441aa820a47dab747aee1f338c3ebe5b2ec8f4f3450a3933bda3e

Score

10^/10

nanocore keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

drrkingsleym001.ddns.net:1665

Mutex

70bb352e-dceb-4105-9fdd-010e83e28b1b

Attributes

activate_away_mode
true
backup_connection_host
drrkingsleym001.ddns.net
backup_dns_server
8.8.4.4
buffer_size
65535
build_time
2021-07-31T04:41:53.700956836Z
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
1665
default_group
NEW LIFE
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
70bb352e-dceb-4105-9fdd-010e83e28b1b
mutex_timeout
5000
prevent_system_sleep
false
primary_connection_host
drrkingsleym001.ddns.net
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
Blocklisted process makes network request 1 IoCs

Processes:

EQNEDT32.EXE

flow pid process

5 1644 EQNEDT32.EXE
Downloads MZ/PE file
Executes dropped EXE 1 IoCs

Processes:

catjh9862.exe

pid process

1816 catjh9862.exe
Loads dropped DLL 1 IoCs

Processes:

EQNEDT32.EXE

pid process

1644 EQNEDT32.EXE

flow	pid	process
5	1644	EQNEDT32.EXE

pid	process
1644	EQNEDT32.EXE

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

RegSvcs.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\UDP Subsystem = "C:\\Program Files (x86)\\UDP Subsystem\\udpss.exe"	RegSvcs.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

catjh9862.exe

description pid process target process

PID 1816 set thread context of 1576 1816 catjh9862.exe RegSvcs.exe

description	pid	process	target process
PID 1816 set thread context of 1576	1816	catjh9862.exe	RegSvcs.exe

Drops file in Program Files directory 2 IoCs

Processes:

RegSvcs.exe

description	ioc	process
File created	C:\Program Files (x86)\UDP Subsystem\udpss.exe	RegSvcs.exe
File opened for modification	C:\Program Files (x86)\UDP Subsystem\udpss.exe	RegSvcs.exe

Drops file in Windows directory 1 IoCs

Processes:

WINWORD.EXE

description ioc process

File opened for modification C:\Windows\Debug\WIA\wiatrace.log WINWORD.EXE
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Office loads VBA resources, possible macro or embedded object present
Creates scheduled task(s) 1 TTPs 3 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task
T1053

Processes:

schtasks.exeschtasks.exeschtasks.exe

pid process

2004 schtasks.exe
340 schtasks.exe
1764 schtasks.exe
Launches Equation Editor 1 TTPs 1 IoCs
Equation Editor is an old Office component often targeted by exploits such as CVE-2017-11882.
exploit

Exploitation for Client Execution
T1203

Processes:

EQNEDT32.EXE

pid process

1644 EQNEDT32.EXE

description	ioc	process
File opened for modification	C:\Windows\Debug\WIA\wiatrace.log	WINWORD.EXE

pid	process
2004	schtasks.exe
340	schtasks.exe
1764	schtasks.exe

pid	process
1644	EQNEDT32.EXE

Modifies Internet Explorer settings 1 TTPs 31 IoCs

adware spyware

Modify Registry

T1112

Processes:

WINWORD.EXE

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote	WINWORD.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1"	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\ = "&Edit"	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\WINWORD.EXE\" /n \"%1\""	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\ = "&Edit"	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\ONBttnIE.dll/105"	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\COMMAND	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell	WINWORD.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Internet Explorer\MenuExt	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Internet Explorer\Toolbar	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\COMMAND	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\command	WINWORD.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\command	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\WINWORD.EXE\" /n \"%1\""	WINWORD.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55"	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3456797065-1076791440-4146276586-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\EXCEL.EXE/3000"	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor	WINWORD.EXE

Modifies registry class 64 IoCs

Processes:

WINWORD.EXE

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Edit\command	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\command	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\ddeexec	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Publisher\shell\edit\ = "&Open"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\Old Icon\mhtmlfile	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\WinWord.exe\shell\edit	WINWORD.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Word\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\WinWord.exe\shell\edit\command	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\EXCEL.EXE\" /dde"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\ddeexec\application	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Print	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\WinWord.exe	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit	WINWORD.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Publisher\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b005000750062005000720069006d006100720079003e00520024006e0075006a0053005700460065003f007d0061004c00720052007000390078004000570020002500310000000000	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Print	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\ = "&Open"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\MSPub.exe	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\MSPub.exe\shell\edit\ = "&Open"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Edit	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\DefaultIcon\ = "\"%1\""	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\WinWord.exe\shell\edit\ = "&Open"	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\Version\14\ = "C:\\Program Files (x86)\\Microsoft Office\\Office14\\msohtmed.exe"	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Edit\command	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\DefaultIcon	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Word\shell\edit\ = "&Open"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Word\shell\edit\command	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\MSPub.exe\shell\edit\command	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Print\ = "&Print"	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\ddeexec\topic\ = "system"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Edit\command	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Publisher\shell\edit	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\DefaultIcon\ = "\"%1\""	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\InprocServer32\ThreadingModel = "Apartment"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\ShellEx	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\EXCEL.EXE\" /dde"	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\InprocServer32\ = "C:\\Program Files (x86)\\Microsoft Office\\Office14\\msohevi.dll"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Publisher\shell\edit	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\MSPub.exe\shell\edit	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\ddeexec\topic	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\ddeexec\topic\ = "system"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Publisher	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\Old Icon\htmlfile	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\WinWord.exe\shell\edit	WINWORD.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Publisher\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b005000750062005000720069006d006100720079003e00520024006e0075006a0053005700460065003f007d0061004c00720052007000390078004000570020002500310000000000	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Word\shell\edit	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\ddeexec\application	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\ddeexec\application\ = "Excel"	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\MSPub.exe\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\MSPUB.EXE\" %1"	WINWORD.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\MSPub.exe\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b005000750062005000720069006d006100720079003e00520024006e0075006a0053005700460065003f007d0061004c00720052007000390078004000570020002500310000000000	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\MSPub.exe	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\ShellEx	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Excel\shell\edit\ddeexec\topic\ = "system"	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Edit	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Print\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\msohtmed.exe\" /p %1"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\Old Icon	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\WinWord.exe\shell\edit\command	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\command	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList	WINWORD.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

WINWORD.EXE

pid process

1068 WINWORD.EXE

pid	process
1068	WINWORD.EXE

Suspicious behavior: EnumeratesProcesses 16 IoCs

Processes:

catjh9862.exeRegSvcs.exe

pid	process
1816	catjh9862.exe
1816	catjh9862.exe
1816	catjh9862.exe
1816	catjh9862.exe
1576	RegSvcs.exe
1576	RegSvcs.exe
1576	RegSvcs.exe
1576	RegSvcs.exe
1576	RegSvcs.exe
1576	RegSvcs.exe
1576	RegSvcs.exe
1576	RegSvcs.exe
1576	RegSvcs.exe
1576	RegSvcs.exe
1576	RegSvcs.exe
1576	RegSvcs.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

RegSvcs.exe

pid process

1576 RegSvcs.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

catjh9862.exeRegSvcs.exe

description pid process

Token: SeDebugPrivilege 1816 catjh9862.exe
Token: SeDebugPrivilege 1576 RegSvcs.exe
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

WINWORD.EXE

pid process

1068 WINWORD.EXE
1068 WINWORD.EXE

pid	process
1576	RegSvcs.exe

description	pid	process
Token: SeDebugPrivilege	1816	catjh9862.exe
Token: SeDebugPrivilege	1576	RegSvcs.exe

pid	process
1068	WINWORD.EXE
1068	WINWORD.EXE

Suspicious use of WriteProcessMemory 39 IoCs

Processes:

EQNEDT32.EXEWINWORD.EXEcatjh9862.exeRegSvcs.exe

description	pid	process	target process
PID 1644 wrote to memory of 1816	1644	EQNEDT32.EXE	catjh9862.exe
PID 1644 wrote to memory of 1816	1644	EQNEDT32.EXE	catjh9862.exe
PID 1644 wrote to memory of 1816	1644	EQNEDT32.EXE	catjh9862.exe
PID 1644 wrote to memory of 1816	1644	EQNEDT32.EXE	catjh9862.exe
PID 1068 wrote to memory of 1908	1068	WINWORD.EXE	splwow64.exe
PID 1068 wrote to memory of 1908	1068	WINWORD.EXE	splwow64.exe
PID 1068 wrote to memory of 1908	1068	WINWORD.EXE	splwow64.exe
PID 1068 wrote to memory of 1908	1068	WINWORD.EXE	splwow64.exe
PID 1816 wrote to memory of 2004	1816	catjh9862.exe	schtasks.exe
PID 1816 wrote to memory of 2004	1816	catjh9862.exe	schtasks.exe
PID 1816 wrote to memory of 2004	1816	catjh9862.exe	schtasks.exe
PID 1816 wrote to memory of 2004	1816	catjh9862.exe	schtasks.exe
PID 1816 wrote to memory of 644	1816	catjh9862.exe	RegSvcs.exe
PID 1816 wrote to memory of 644	1816	catjh9862.exe	RegSvcs.exe
PID 1816 wrote to memory of 644	1816	catjh9862.exe	RegSvcs.exe
PID 1816 wrote to memory of 644	1816	catjh9862.exe	RegSvcs.exe
PID 1816 wrote to memory of 644	1816	catjh9862.exe	RegSvcs.exe
PID 1816 wrote to memory of 644	1816	catjh9862.exe	RegSvcs.exe
PID 1816 wrote to memory of 644	1816	catjh9862.exe	RegSvcs.exe
PID 1816 wrote to memory of 1576	1816	catjh9862.exe	RegSvcs.exe
PID 1816 wrote to memory of 1576	1816	catjh9862.exe	RegSvcs.exe
PID 1816 wrote to memory of 1576	1816	catjh9862.exe	RegSvcs.exe
PID 1816 wrote to memory of 1576	1816	catjh9862.exe	RegSvcs.exe
PID 1816 wrote to memory of 1576	1816	catjh9862.exe	RegSvcs.exe
PID 1816 wrote to memory of 1576	1816	catjh9862.exe	RegSvcs.exe
PID 1816 wrote to memory of 1576	1816	catjh9862.exe	RegSvcs.exe
PID 1816 wrote to memory of 1576	1816	catjh9862.exe	RegSvcs.exe
PID 1816 wrote to memory of 1576	1816	catjh9862.exe	RegSvcs.exe
PID 1816 wrote to memory of 1576	1816	catjh9862.exe	RegSvcs.exe
PID 1816 wrote to memory of 1576	1816	catjh9862.exe	RegSvcs.exe
PID 1816 wrote to memory of 1576	1816	catjh9862.exe	RegSvcs.exe
PID 1576 wrote to memory of 340	1576	RegSvcs.exe	schtasks.exe
PID 1576 wrote to memory of 340	1576	RegSvcs.exe	schtasks.exe
PID 1576 wrote to memory of 340	1576	RegSvcs.exe	schtasks.exe
PID 1576 wrote to memory of 340	1576	RegSvcs.exe	schtasks.exe
PID 1576 wrote to memory of 1764	1576	RegSvcs.exe	schtasks.exe
PID 1576 wrote to memory of 1764	1576	RegSvcs.exe	schtasks.exe
PID 1576 wrote to memory of 1764	1576	RegSvcs.exe	schtasks.exe
PID 1576 wrote to memory of 1764	1576	RegSvcs.exe	schtasks.exe

C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE
"C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\Purchase order_122.doc"
1⤵
- Drops file in Windows directory
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1068

C:\Windows\splwow64.exe
C:\Windows\splwow64.exe 12288
2⤵
PID:1908

C:\Program Files (x86)\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE
"C:\Program Files (x86)\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE" -Embedding
1⤵
- Blocklisted process makes network request
- Loads dropped DLL
- Launches Equation Editor
- Suspicious use of WriteProcessMemory
PID:1644

C:\Users\Admin\AppData\Roaming\catjh9862.exe
"C:\Users\Admin\AppData\Roaming\catjh9862.exe"
2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1816

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\iGlXinw" /XML "C:\Users\Admin\AppData\Local\Temp\tmpCC73.tmp"
3⤵
- Creates scheduled task(s)
PID:2004

C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe
"C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe"
3⤵
PID:644

C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe
"C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe"
3⤵
- Adds Run key to start application
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1576

C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "UDP Subsystem" /xml "C:\Users\Admin\AppData\Local\Temp\tmpCFAE.tmp"
4⤵
- Creates scheduled task(s)
PID:340

C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "UDP Subsystem Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmpD0B8.tmp"
4⤵
- Creates scheduled task(s)
PID:1764

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1

T1053

Exploitation for Client Execution

1

T1203

Persistence

Registry Run Keys / Startup Folder

1

T1060

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Modify Registry

2

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpCFAE.tmp
MD5
40b11ef601fb28f9b2e69d36857bf2ec

SHA1
b6454020ad2ceed193f4792b77001d0bd741b370

SHA256
c51e12d18cc664425f6711d8ae2507068884c7057092cfa11884100e1e9d49e1

SHA512
e3c5bcc714cbfca4b8058ddcddf231dcefa69c15881ce3f8123e59ed45cfb5da052b56e1945dcf8dc7f800d62f9a4eecb82bca69a66a1530787aeffeb15e2bd5

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpD0B8.tmp
MD5
c4aecdef99eba873119e79616df3f4b0

SHA1
b1b3af52655fb633eed909dfed05b64fbbfac37c

SHA256
24fd0d87bea36a024449a95f808aaa174e4ed9003cb8a427b67c02411b8a2e0b

SHA512
e3f44b07267fccf4f5abd4efe80f2b037ddadc4cb898bdfca9d21ac5d79fcac828950065c2060d3ce125ee971fc3096183afee5287ba9951fbbda7257d8ed8d4

Download Submit
C:\Users\Admin\AppData\Roaming\catjh9862.exe
MD5
722745a1b594b935445310f8b4f0b9af

SHA1
2945a2c49a0f0978560b5272ce9ddfbf44855fc8

SHA256
dae8f3e0c1152d769be3a1951287cfe91c365f60c4bd772b2dec8686f52c167e

SHA512
f571211c33c3739cbe26ae6b694d62aebf86a169f8f22f01a19c802323ad8ce143b1c7f0d8f062d478ad976ef5277ae485619c95711c852455abef8de436e35e

Download Submit
C:\Users\Admin\AppData\Roaming\catjh9862.exe
MD5
722745a1b594b935445310f8b4f0b9af

SHA1
2945a2c49a0f0978560b5272ce9ddfbf44855fc8

SHA256
dae8f3e0c1152d769be3a1951287cfe91c365f60c4bd772b2dec8686f52c167e

SHA512
f571211c33c3739cbe26ae6b694d62aebf86a169f8f22f01a19c802323ad8ce143b1c7f0d8f062d478ad976ef5277ae485619c95711c852455abef8de436e35e

Download Submit
\Users\Admin\AppData\Roaming\catjh9862.exe
MD5
722745a1b594b935445310f8b4f0b9af

SHA1
2945a2c49a0f0978560b5272ce9ddfbf44855fc8

SHA256
dae8f3e0c1152d769be3a1951287cfe91c365f60c4bd772b2dec8686f52c167e

SHA512
f571211c33c3739cbe26ae6b694d62aebf86a169f8f22f01a19c802323ad8ce143b1c7f0d8f062d478ad976ef5277ae485619c95711c852455abef8de436e35e

Download Submit
memory/340-76-0x0000000000000000-mapping.dmp

Download
memory/1068-55-0x0000000070AC1000-0x0000000070AC3000-memory.dmp

Filesize
8KB

Download
memory/1068-56-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/1068-57-0x00000000759B1000-0x00000000759B3000-memory.dmp

Filesize
8KB

Download
memory/1068-54-0x0000000073041000-0x0000000073044000-memory.dmp

Filesize
12KB

Download
memory/1068-83-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/1576-81-0x0000000002071000-0x0000000002072000-memory.dmp

Filesize
4KB

Download
memory/1576-80-0x0000000002070000-0x0000000002071000-memory.dmp

Filesize
4KB

Download
memory/1576-69-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1576-70-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1576-71-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1576-72-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1576-73-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1576-74-0x000000000041E792-mapping.dmp

Download
memory/1576-82-0x0000000002076000-0x0000000002087000-memory.dmp

Filesize
68KB

Download
memory/1764-78-0x0000000000000000-mapping.dmp

Download
memory/1816-60-0x0000000000000000-mapping.dmp

Download
memory/1816-67-0x0000000001E81000-0x0000000001E82000-memory.dmp

Filesize
4KB

Download
memory/1816-64-0x0000000001E80000-0x0000000001E81000-memory.dmp

Filesize
4KB

Download
memory/1908-66-0x000007FEFC4A1000-0x000007FEFC4A3000-memory.dmp

Filesize
8KB

Download
memory/1908-65-0x0000000000000000-mapping.dmp

Download
memory/2004-68-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads