a56a0820ddff214bb55156db3e642ac2dd91163eb79fd6c68cbcad4a71edd3cf

General

Target

dettagli_512.xlsb
Size

69KB
MD5

35e480649ab25c189af264d2e4a66e99
SHA1

b17a76920d245d9a322a239a669bd7b262a16838
SHA256

a56a0820ddff214bb55156db3e642ac2dd91163eb79fd6c68cbcad4a71edd3cf
SHA512

2d3cea79bc611f0a4f786e415b59e7cadd16904f1926f413e3dc2fd8635412e230bcd6f18ccc28c3b58fee84fdf2574468b0ea3ccd197adb24eadaa5eaf97edd

Score

10^/10

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper

http://linestata.casa/register.jpg

Signatures

Process spawned unexpected child process 1 IoCs

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

Processes:

rundll32.exe

description	pid	pid_target	process	target process
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	584	1728	rundll32.exe	EXCEL.EXE

Enumerates system info in registry 2 TTPs 1 IoCs

Query Registry
T1012

System Information Discovery
T1082

Processes:

EXCEL.EXE

description ioc process

Key opened \REGISTRY\MACHINE\Hardware\Description\System\FloatingPointProcessor EXCEL.EXE

description	ioc	process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\FloatingPointProcessor	EXCEL.EXE

Modifies Internet Explorer settings 1 TTPs 9 IoCs

adware spyware

Modify Registry

T1112

Processes:

EXCEL.EXE

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Toolbar	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\ONBttnIE.dll/105"	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel	EXCEL.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1"	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes"	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\MenuExt	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote	EXCEL.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55"	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\EXCEL.EXE/3000"	EXCEL.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

EXCEL.EXE

pid process

1728 EXCEL.EXE
Suspicious use of SetWindowsHookEx 5 IoCs

Processes:

EXCEL.EXE

pid process

1728 EXCEL.EXE
1728 EXCEL.EXE
1728 EXCEL.EXE
1728 EXCEL.EXE
1728 EXCEL.EXE

pid	process
1728	EXCEL.EXE

pid	process
1728	EXCEL.EXE
1728	EXCEL.EXE
1728	EXCEL.EXE
1728	EXCEL.EXE
1728	EXCEL.EXE

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

EXCEL.EXE

description	pid	process	target process
PID 1728 wrote to memory of 584	1728	EXCEL.EXE	rundll32.exe
PID 1728 wrote to memory of 584	1728	EXCEL.EXE	rundll32.exe
PID 1728 wrote to memory of 584	1728	EXCEL.EXE	rundll32.exe
PID 1728 wrote to memory of 584	1728	EXCEL.EXE	rundll32.exe
PID 1728 wrote to memory of 584	1728	EXCEL.EXE	rundll32.exe
PID 1728 wrote to memory of 584	1728	EXCEL.EXE	rundll32.exe
PID 1728 wrote to memory of 584	1728	EXCEL.EXE	rundll32.exe

C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE
"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\dettagli_512.xlsb
1⤵
- Enumerates system info in registry
- Modifies Internet Explorer settings
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1728

C:\Windows\SysWOW64\rundll32.exe
"C:\Windows\System32\rundll32.exe" C:\WumjuMa\vjsRMoq\iJUOgdB.dll,DllRegisterServer
2⤵
- Process spawned unexpected child process
PID:584

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/584-6-0x0000000000000000-mapping.dmp

Download
memory/584-7-0x0000000075AE1000-0x0000000075AE3000-memory.dmp

Filesize
8KB

Download
memory/1728-2-0x000000002FA01000-0x000000002FA04000-memory.dmp

Filesize
12KB

Download
memory/1728-3-0x0000000071611000-0x0000000071613000-memory.dmp

Filesize
8KB

Download
memory/1728-4-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/2040-5-0x000007FEF6400000-0x000007FEF667A000-memory.dmp

Filesize
2.5MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

Loading Replay Monitor...

Downloads