196e1cd140808b282f46375d3cb6e037dc747d28c7e7f3329dffe2a935e545ed

General

Target

SecuriteInfo.com.Exploit.Siggen3.15300.7304.24796.xls
Size

233KB
MD5

6f2293f8412b0321860df515c79ae447
SHA1

f46a8288e20702e749578fe6f6b4d935a15872df
SHA256

196e1cd140808b282f46375d3cb6e037dc747d28c7e7f3329dffe2a935e545ed
SHA512

58a3c66e790c6461c1ff9661b8baad47cd8f9a4d40f7abe2afdc516fbc46a38dcc1e7d5bb7666c035a5433141182950ebb480108dbc78442e543b3b6f5889695

Score

10^/10

Malware Config

Signatures

Process spawned unexpected child process 3 IoCs

This typically indicates the parent process was compromised via an exploit or macro.

Processes:

Rundll32.exeRundll32.exeRundll32.exe

description	pid	pid_target	process	target process
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	848	4692	Rundll32.exe	EXCEL.EXE
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	360	4692	Rundll32.exe	EXCEL.EXE
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	896	4692	Rundll32.exe	EXCEL.EXE

Checks processor information in registry 2 TTPs 3 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

EXCEL.EXE

description	ioc	process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	EXCEL.EXE

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

Processes:

EXCEL.EXE

description	ioc	process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	EXCEL.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

EXCEL.EXE

pid process

4692 EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid	process
4692	EXCEL.EXE
4692	EXCEL.EXE
4692	EXCEL.EXE
4692	EXCEL.EXE
4692	EXCEL.EXE
4692	EXCEL.EXE
4692	EXCEL.EXE
4692	EXCEL.EXE
4692	EXCEL.EXE
4692	EXCEL.EXE
4692	EXCEL.EXE
4692	EXCEL.EXE

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

EXCEL.EXE

description	pid	process	target process
PID 4692 wrote to memory of 848	4692	EXCEL.EXE	Rundll32.exe
PID 4692 wrote to memory of 848	4692	EXCEL.EXE	Rundll32.exe
PID 4692 wrote to memory of 360	4692	EXCEL.EXE	Rundll32.exe
PID 4692 wrote to memory of 360	4692	EXCEL.EXE	Rundll32.exe
PID 4692 wrote to memory of 896	4692	EXCEL.EXE	Rundll32.exe
PID 4692 wrote to memory of 896	4692	EXCEL.EXE	Rundll32.exe

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Exploit.Siggen3.15300.7304.24796.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4692

C:\Windows\SYSTEM32\Rundll32.exe
Rundll32 ..\SOT.GOT,DllRegisterServer
2⤵
- Process spawned unexpected child process
PID:848

C:\Windows\SYSTEM32\Rundll32.exe
Rundll32 ..\SOT.GOT1,DllRegisterServer
2⤵
- Process spawned unexpected child process
PID:360

C:\Windows\SYSTEM32\Rundll32.exe
Rundll32 ..\SOT.GOT2,DllRegisterServer
2⤵
- Process spawned unexpected child process
PID:896

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/360-8-0x0000000000000000-mapping.dmp

Download
memory/848-7-0x0000000000000000-mapping.dmp

Download
memory/896-9-0x0000000000000000-mapping.dmp

Download
memory/4692-2-0x00007FFCCE2C0000-0x00007FFCCE2D0000-memory.dmp

Filesize
64KB

Download
memory/4692-3-0x00007FFCCE2C0000-0x00007FFCCE2D0000-memory.dmp

Filesize
64KB

Download
memory/4692-4-0x00007FFCCE2C0000-0x00007FFCCE2D0000-memory.dmp

Filesize
64KB

Download
memory/4692-5-0x00007FFCCE2C0000-0x00007FFCCE2D0000-memory.dmp

Filesize
64KB

Download
memory/4692-6-0x00007FFCF16A0000-0x00007FFCF1CD7000-memory.dmp

Filesize
6.2MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads