65eb1beb3d0ffe9f4c212056ce007621b322538e6bc2bf38af9d1d5e168f276d

General

Target

catalog-1019230710.xlsm
Size

109KB
MD5

3e2a8f8fe2634a09b7dc4f892926c0d5
SHA1

370bd3c888337f035a74acf4e4ebe2d76b258d8f
SHA256

b9f18618db6900553308109b2860b1a4121d51a186cbbce0f91aea8affb587be
SHA512

4c46799371ed2ae8110b63197ea1d86855ee2ca1c129fc675089e6ac2182ac100ea45c1bb8ba66a5f622c927d4b3ed1bb62634c353d674e3ae076581019c00bc

Score

10^/10

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper

https://immobiliareneri.casa/drms/ind.html

xlm40.dropper

https://gidbasket.com/drms/ind.html

Signatures

Process spawned unexpected child process 2 IoCs

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

Processes:

rundll32.exerundll32.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	1444	864	rundll32.exe	EXCEL.EXE
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	1064	864	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
Set value (str)	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes"	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\MenuExt	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote	EXCEL.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55"	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\EXCEL.EXE/3000"	EXCEL.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1"	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\Toolbar	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\ONBttnIE.dll/105"	EXCEL.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

EXCEL.EXE

pid process

864 EXCEL.EXE
Suspicious use of SetWindowsHookEx 3 IoCs

Processes:

EXCEL.EXE

pid process

864 EXCEL.EXE
864 EXCEL.EXE
864 EXCEL.EXE

pid	process
864	EXCEL.EXE

pid	process
864	EXCEL.EXE
864	EXCEL.EXE
864	EXCEL.EXE

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

EXCEL.EXE

description	pid	process	target process
PID 864 wrote to memory of 1444	864	EXCEL.EXE	rundll32.exe
PID 864 wrote to memory of 1444	864	EXCEL.EXE	rundll32.exe
PID 864 wrote to memory of 1444	864	EXCEL.EXE	rundll32.exe
PID 864 wrote to memory of 1444	864	EXCEL.EXE	rundll32.exe
PID 864 wrote to memory of 1444	864	EXCEL.EXE	rundll32.exe
PID 864 wrote to memory of 1444	864	EXCEL.EXE	rundll32.exe
PID 864 wrote to memory of 1444	864	EXCEL.EXE	rundll32.exe
PID 864 wrote to memory of 1064	864	EXCEL.EXE	rundll32.exe
PID 864 wrote to memory of 1064	864	EXCEL.EXE	rundll32.exe
PID 864 wrote to memory of 1064	864	EXCEL.EXE	rundll32.exe
PID 864 wrote to memory of 1064	864	EXCEL.EXE	rundll32.exe
PID 864 wrote to memory of 1064	864	EXCEL.EXE	rundll32.exe
PID 864 wrote to memory of 1064	864	EXCEL.EXE	rundll32.exe
PID 864 wrote to memory of 1064	864	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\catalog-1019230710.xlsm
1⤵
- Enumerates system info in registry
- Modifies Internet Explorer settings
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:864

C:\Windows\SysWOW64\rundll32.exe
rundll32 ..\duron.bnm1,DllRegisterServer
2⤵
- Process spawned unexpected child process
PID:1444

C:\Windows\SysWOW64\rundll32.exe
rundll32 ..\duron.bnm2,DllRegisterServer
2⤵
- Process spawned unexpected child process
PID:1064

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

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Downloads

memory/864-60-0x000000002F831000-0x000000002F834000-memory.dmp

Filesize
12KB

Download
memory/864-61-0x00000000716A1000-0x00000000716A3000-memory.dmp

Filesize
8KB

Download
memory/864-62-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/1064-65-0x0000000000000000-mapping.dmp

Download
memory/1444-63-0x0000000000000000-mapping.dmp

Download
memory/1444-64-0x0000000075891000-0x0000000075893000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads