627fb5dbd9a629324414185b4da3d021ba8ca68f18695b793aa1f89613919b43

General

Target

catalog-1019606821.xlsm
Size

109KB
MD5

6752952c0f925510237749391e2a19b9
SHA1

73517b8a4db9f844dfb23d2dc4112787381007f7
SHA256

1dbf2fb41819380571659fe6b7346c95b20c531c269722646a897c1dd4e54b41
SHA512

2be935f8ca72ec79af17154c661c88040d0151e52c46865d040a44180d7de9682c376e238ebeb1efec0f3793c2408c7be36d3ac8eaa6228492f2843ae7fd070c

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	1648	772	rundll32.exe	EXCEL.EXE
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	1532	772	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-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\Toolbar	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes"	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote	EXCEL.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55"	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\MenuExt	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\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-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\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-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1"	EXCEL.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

EXCEL.EXE

pid process

772 EXCEL.EXE
Suspicious use of SetWindowsHookEx 3 IoCs

Processes:

EXCEL.EXE

pid process

772 EXCEL.EXE
772 EXCEL.EXE
772 EXCEL.EXE

pid	process
772	EXCEL.EXE

pid	process
772	EXCEL.EXE
772	EXCEL.EXE
772	EXCEL.EXE

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

EXCEL.EXE

description	pid	process	target process
PID 772 wrote to memory of 1648	772	EXCEL.EXE	rundll32.exe
PID 772 wrote to memory of 1648	772	EXCEL.EXE	rundll32.exe
PID 772 wrote to memory of 1648	772	EXCEL.EXE	rundll32.exe
PID 772 wrote to memory of 1648	772	EXCEL.EXE	rundll32.exe
PID 772 wrote to memory of 1648	772	EXCEL.EXE	rundll32.exe
PID 772 wrote to memory of 1648	772	EXCEL.EXE	rundll32.exe
PID 772 wrote to memory of 1648	772	EXCEL.EXE	rundll32.exe
PID 772 wrote to memory of 1532	772	EXCEL.EXE	rundll32.exe
PID 772 wrote to memory of 1532	772	EXCEL.EXE	rundll32.exe
PID 772 wrote to memory of 1532	772	EXCEL.EXE	rundll32.exe
PID 772 wrote to memory of 1532	772	EXCEL.EXE	rundll32.exe
PID 772 wrote to memory of 1532	772	EXCEL.EXE	rundll32.exe
PID 772 wrote to memory of 1532	772	EXCEL.EXE	rundll32.exe
PID 772 wrote to memory of 1532	772	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-1019606821.xlsm
1⤵
- Enumerates system info in registry
- Modifies Internet Explorer settings
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:772

C:\Windows\SysWOW64\rundll32.exe
rundll32 ..\duron.bnm1,DllRegisterServer
2⤵
- Process spawned unexpected child process
PID:1648

C:\Windows\SysWOW64\rundll32.exe
rundll32 ..\duron.bnm2,DllRegisterServer
2⤵
- Process spawned unexpected child process
PID:1532

Network

MITRE ATT&CK Enterprise 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

Command and Control

Exfiltration

Impact

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Downloads

memory/772-60-0x000000002FC31000-0x000000002FC34000-memory.dmp

Filesize
12KB

Download
memory/772-61-0x0000000071981000-0x0000000071983000-memory.dmp

Filesize
8KB

Download
memory/772-62-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/1532-65-0x0000000000000000-mapping.dmp

Download
memory/1648-63-0x0000000000000000-mapping.dmp

Download
memory/1648-64-0x0000000075EF1000-0x0000000075EF3000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads