2bea5641e716e91b2d158a476513001851456c57b855204397f7cac85e834251

General

Target

catalog-2002069022.xls
Size

367KB
MD5

8067b47ed46d73edffb43a227bfe6505
SHA1

9970f06b1f7a870143260f37f73ba165caa1ee9f
SHA256

290eb3b5b1c07d56e466212d7078f2e858edfb85bddb72891e841a5e6d8acbb2
SHA512

7ceb35763cb35fdfed083daceef3a7bb474112b6f2c7e8031f50c50e18e46d6fc472cf288198ef50a5e9610f4e9b4bc8831584129a56cb5e2495b24a496ca2d3

Score

10^/10

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper

https://smartpalakatva.com/edQsUZOLlE/th.html

xlm40.dropper

https://pilstlcommodities.com/Ov4FlB3lpy/th.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	1660	2040	rundll32.exe	EXCEL.EXE
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	864	2040	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-1-5-21-2513283230-931923277-594887482-1000\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
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
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\Se&nd to OneNote	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
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

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

EXCEL.EXE

pid process

2040 EXCEL.EXE
Suspicious use of SetWindowsHookEx 3 IoCs

Processes:

EXCEL.EXE

pid process

2040 EXCEL.EXE
2040 EXCEL.EXE
2040 EXCEL.EXE

pid	process
2040	EXCEL.EXE

pid	process
2040	EXCEL.EXE
2040	EXCEL.EXE
2040	EXCEL.EXE

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

EXCEL.EXE

description	pid	process	target process
PID 2040 wrote to memory of 1660	2040	EXCEL.EXE	rundll32.exe
PID 2040 wrote to memory of 1660	2040	EXCEL.EXE	rundll32.exe
PID 2040 wrote to memory of 1660	2040	EXCEL.EXE	rundll32.exe
PID 2040 wrote to memory of 1660	2040	EXCEL.EXE	rundll32.exe
PID 2040 wrote to memory of 1660	2040	EXCEL.EXE	rundll32.exe
PID 2040 wrote to memory of 1660	2040	EXCEL.EXE	rundll32.exe
PID 2040 wrote to memory of 1660	2040	EXCEL.EXE	rundll32.exe
PID 2040 wrote to memory of 864	2040	EXCEL.EXE	rundll32.exe
PID 2040 wrote to memory of 864	2040	EXCEL.EXE	rundll32.exe
PID 2040 wrote to memory of 864	2040	EXCEL.EXE	rundll32.exe
PID 2040 wrote to memory of 864	2040	EXCEL.EXE	rundll32.exe
PID 2040 wrote to memory of 864	2040	EXCEL.EXE	rundll32.exe
PID 2040 wrote to memory of 864	2040	EXCEL.EXE	rundll32.exe
PID 2040 wrote to memory of 864	2040	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-2002069022.xls
1⤵
- Enumerates system info in registry
- Modifies Internet Explorer settings
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2040

C:\Windows\SysWOW64\rundll32.exe
rundll32 ..\tuti.rut,DllRegisterServer
2⤵
- Process spawned unexpected child process
PID:1660

C:\Windows\SysWOW64\rundll32.exe
rundll32 ..\tuti.rut1,DllRegisterServer
2⤵
- Process spawned unexpected child process
PID:864

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/864-65-0x0000000000000000-mapping.dmp

Download
memory/1660-63-0x0000000000000000-mapping.dmp

Download
memory/1660-64-0x0000000076281000-0x0000000076283000-memory.dmp

Filesize
8KB

Download
memory/2040-60-0x000000002F7A1000-0x000000002F7A4000-memory.dmp

Filesize
12KB

Download
memory/2040-61-0x0000000071941000-0x0000000071943000-memory.dmp

Filesize
8KB

Download
memory/2040-62-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads