6c1fdee9b69b6eb4e1c8a3f3defd32f346aea9d464ad51c1aca45d1359fa6e62

General

Target

general_2589.xlsb
Size

65KB
MD5

0f643d82af7f4daccccfb24cdf3f63f2
SHA1

e34f37bc019d659a10e942c27b601be5fbe7d313
SHA256

6c1fdee9b69b6eb4e1c8a3f3defd32f346aea9d464ad51c1aca45d1359fa6e62
SHA512

68f36c53190c245ded65b7fc849e998c419896eaf1eb3aa16b4e9b023ece671bad59e3cf03fda745f9a26d170bd9d1d171a7d7877d79a5e6fceaf2b7d9755a67

Score

10^/10

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper

http://statisonline.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	1124	1012	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\MenuExt\Se&nd to OneNote	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
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
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\Toolbar\ShowDiscussionButton = "Yes"	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
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\MenuExt	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

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

EXCEL.EXE

pid process

1012 EXCEL.EXE
Suspicious use of SetWindowsHookEx 5 IoCs

Processes:

EXCEL.EXE

pid process

1012 EXCEL.EXE
1012 EXCEL.EXE
1012 EXCEL.EXE
1012 EXCEL.EXE
1012 EXCEL.EXE

pid	process
1012	EXCEL.EXE

pid	process
1012	EXCEL.EXE
1012	EXCEL.EXE
1012	EXCEL.EXE
1012	EXCEL.EXE
1012	EXCEL.EXE

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

EXCEL.EXE

description	pid	process	target process
PID 1012 wrote to memory of 1124	1012	EXCEL.EXE	rundll32.exe
PID 1012 wrote to memory of 1124	1012	EXCEL.EXE	rundll32.exe
PID 1012 wrote to memory of 1124	1012	EXCEL.EXE	rundll32.exe
PID 1012 wrote to memory of 1124	1012	EXCEL.EXE	rundll32.exe
PID 1012 wrote to memory of 1124	1012	EXCEL.EXE	rundll32.exe
PID 1012 wrote to memory of 1124	1012	EXCEL.EXE	rundll32.exe
PID 1012 wrote to memory of 1124	1012	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\general_2589.xlsb
1⤵
- Enumerates system info in registry
- Modifies Internet Explorer settings
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1012

C:\Windows\SysWOW64\rundll32.exe
"C:\Windows\System32\rundll32.exe" C:\wCmfmRe\dtxzrRg\GZUJoxy.dll,DllRegisterServer
2⤵
- Process spawned unexpected child process
PID:1124

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/1012-2-0x000000002FEC1000-0x000000002FEC4000-memory.dmp

Filesize
12KB

Download
memory/1012-3-0x0000000071C61000-0x0000000071C63000-memory.dmp

Filesize
8KB

Download
memory/1012-4-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/1124-6-0x0000000000000000-mapping.dmp

Download
memory/1124-7-0x00000000761E1000-0x00000000761E3000-memory.dmp

Filesize
8KB

Download
memory/1888-5-0x000007FEF7D90000-0x000007FEF800A000-memory.dmp

Filesize
2.5MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads