9d10436e0f6d8d2471ad9a37890798c47593f6bbfe4f43d21e599e06b82ee595

General

Target

catalog-1006275134.xlsm
Size

109KB
MD5

5ac59d3e527dcb7acfebf08cc90f2465
SHA1

b83f85acb601e41bdc04105d255c25e5d7f242ed
SHA256

3bbf42b600c32b2f171acab56a54032b268684e0607d94ba5edce3882d556fc5
SHA512

dce1c1127c25cea89206865e1f207d5384d437c5b9142cabac8ec1bdd9fe4fc785ebd3b09837223c2df50ef09213098dfe3adce98d8c292956ff4e1b68282b25

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	828	1268	rundll32.exe	EXCEL.EXE
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	1648	1268	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\MenuExt	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 (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
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 (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
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
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

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

EXCEL.EXE

pid process

1268 EXCEL.EXE
Suspicious use of SetWindowsHookEx 3 IoCs

Processes:

EXCEL.EXE

pid process

1268 EXCEL.EXE
1268 EXCEL.EXE
1268 EXCEL.EXE

pid	process
1268	EXCEL.EXE

pid	process
1268	EXCEL.EXE
1268	EXCEL.EXE
1268	EXCEL.EXE

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

EXCEL.EXE

description	pid	process	target process
PID 1268 wrote to memory of 828	1268	EXCEL.EXE	rundll32.exe
PID 1268 wrote to memory of 828	1268	EXCEL.EXE	rundll32.exe
PID 1268 wrote to memory of 828	1268	EXCEL.EXE	rundll32.exe
PID 1268 wrote to memory of 828	1268	EXCEL.EXE	rundll32.exe
PID 1268 wrote to memory of 828	1268	EXCEL.EXE	rundll32.exe
PID 1268 wrote to memory of 828	1268	EXCEL.EXE	rundll32.exe
PID 1268 wrote to memory of 828	1268	EXCEL.EXE	rundll32.exe
PID 1268 wrote to memory of 1648	1268	EXCEL.EXE	rundll32.exe
PID 1268 wrote to memory of 1648	1268	EXCEL.EXE	rundll32.exe
PID 1268 wrote to memory of 1648	1268	EXCEL.EXE	rundll32.exe
PID 1268 wrote to memory of 1648	1268	EXCEL.EXE	rundll32.exe
PID 1268 wrote to memory of 1648	1268	EXCEL.EXE	rundll32.exe
PID 1268 wrote to memory of 1648	1268	EXCEL.EXE	rundll32.exe
PID 1268 wrote to memory of 1648	1268	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-1006275134.xlsm
1⤵
- Enumerates system info in registry
- Modifies Internet Explorer settings
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1268

C:\Windows\SysWOW64\rundll32.exe
rundll32 ..\duron.bnm1,DllRegisterServer
2⤵
- Process spawned unexpected child process
PID:828

C:\Windows\SysWOW64\rundll32.exe
rundll32 ..\duron.bnm2,DllRegisterServer
2⤵
- Process spawned unexpected child process
PID:1648

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

Replay Monitor

Loading Replay Monitor...

Downloads

memory/828-62-0x0000000000000000-mapping.dmp

Download
memory/828-63-0x0000000075591000-0x0000000075593000-memory.dmp

Filesize
8KB

Download
memory/1268-59-0x000000002FF11000-0x000000002FF14000-memory.dmp

Filesize
12KB

Download
memory/1268-60-0x0000000071191000-0x0000000071193000-memory.dmp

Filesize
8KB

Download
memory/1268-61-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/1648-64-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads