df5ee36ad0c3ddabffd52a8334e37d8c10f7ab9162a492e9fc058a91769a2f65

Reason

Machine shutdown

General

Target

652.xlsm
Size

25KB
MD5

4c9fd77bd706ce1575c060b7eaae1b6d
SHA1

793ebfe97b17c063555155c04a953ee90e1535cd
SHA256

df5ee36ad0c3ddabffd52a8334e37d8c10f7ab9162a492e9fc058a91769a2f65
SHA512

51f1e39437d4b7ab556a5888f68e8675a92a3bcd2b0d0813de581bc74e38d3d6ee40051452c64fe721160ed5f3e606f364e585586899198420205ea97c546ea8

Score

10^/10

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper

https://fernandogaleano.com/server.php

xlm40.dropper

https://tcommerceshop.com/server.php

Signatures

Process spawned unexpected child process 2 IoCs

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

Processes:

reg.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	1908	2008	reg.exe	EXCEL.EXE
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	1508	2008	rundll32.exe	EXCEL.EXE

Deletes itself 1 IoCs

Processes:

EXCEL.EXE

pid process

2008 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 (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
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\Se&nd to OneNote\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\ONBttnIE.dll/105"	EXCEL.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\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\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

2008 EXCEL.EXE

Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes:

AUDIODG.EXE

description	pid	process
Token: 33	1152	AUDIODG.EXE
Token: SeIncBasePriorityPrivilege	1152	AUDIODG.EXE
Token: 33	1152	AUDIODG.EXE
Token: SeIncBasePriorityPrivilege	1152	AUDIODG.EXE

Suspicious use of SetWindowsHookEx 16 IoCs

Processes:

EXCEL.EXE

pid	process
2008	EXCEL.EXE
2008	EXCEL.EXE
2008	EXCEL.EXE
2008	EXCEL.EXE
2008	EXCEL.EXE
2008	EXCEL.EXE
2008	EXCEL.EXE
2008	EXCEL.EXE
2008	EXCEL.EXE
2008	EXCEL.EXE
2008	EXCEL.EXE
2008	EXCEL.EXE
2008	EXCEL.EXE
2008	EXCEL.EXE
2008	EXCEL.EXE
2008	EXCEL.EXE

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

EXCEL.EXE

description	pid	process	target process
PID 2008 wrote to memory of 1908	2008	EXCEL.EXE	reg.exe
PID 2008 wrote to memory of 1908	2008	EXCEL.EXE	reg.exe
PID 2008 wrote to memory of 1908	2008	EXCEL.EXE	reg.exe
PID 2008 wrote to memory of 1908	2008	EXCEL.EXE	reg.exe
PID 2008 wrote to memory of 1508	2008	EXCEL.EXE	rundll32.exe
PID 2008 wrote to memory of 1508	2008	EXCEL.EXE	rundll32.exe
PID 2008 wrote to memory of 1508	2008	EXCEL.EXE	rundll32.exe
PID 2008 wrote to memory of 1508	2008	EXCEL.EXE	rundll32.exe
PID 2008 wrote to memory of 1508	2008	EXCEL.EXE	rundll32.exe
PID 2008 wrote to memory of 1508	2008	EXCEL.EXE	rundll32.exe
PID 2008 wrote to memory of 1508	2008	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\652.xlsm
1⤵
- Deletes itself
- Enumerates system info in registry
- Modifies Internet Explorer settings
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2008

C:\Windows\SysWOW64\reg.exe
"C:\Windows\system32\reg.exe" EXPORT HKCU\Software\Microsoft\Office\14.0\Excel\Security C:\Users\Public\Documents\VdS.txt /y
2⤵
- Process spawned unexpected child process
PID:1908

C:\Windows\SysWOW64\rundll32.exe
"C:\Windows\system32\rundll32.exe" C:\Users\Public\Documents\bBtRwZQ.txt,DllRegisterServer
2⤵
- Process spawned unexpected child process
PID:1508

C:\Windows\system32\LogonUI.exe
"LogonUI.exe" /flags:0x0
1⤵
PID:1948

C:\Windows\system32\AUDIODG.EXE
C:\Windows\system32\AUDIODG.EXE 0x504
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:1152

C:\Windows\system32\LogonUI.exe
"LogonUI.exe" /flags:0x1
1⤵
PID:1364

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

C:\Users\Public\Documents\VdS.txt
MD5
1084b35cb1aecef496dfdb263760a40c

SHA1
43d95f062749f3143838fe39460b3c5d541e194a

SHA256
48ccd7a8ed9873ff73eec7252ed9ce2882389aa43a5ec5ad072168c43320b25c

SHA512
9dbcfe0f39e04700f252b95cfb73a7977fe7a2ffe8de98510c9f62988300754c4e8eeb0a152ad87db71b28ee8c2fcb97d136215d2898ccbee5b8837a31eb7212

Download Submit
memory/1364-16-0x0000000002760000-0x0000000002761000-memory.dmp

Filesize
4KB

Download
memory/1476-8-0x000007FEF7B20000-0x000007FEF7D9A000-memory.dmp

Filesize
2.5MB

Download
memory/1508-10-0x0000000076641000-0x0000000076643000-memory.dmp

Filesize
8KB

Download
memory/1508-9-0x0000000000000000-mapping.dmp

Download
memory/1908-6-0x0000000000000000-mapping.dmp

Download
memory/1948-14-0x00000000027C0000-0x00000000027C1000-memory.dmp

Filesize
4KB

Download
memory/1948-13-0x000007FEFC371000-0x000007FEFC373000-memory.dmp

Filesize
8KB

Download
memory/2008-5-0x0000000002050000-0x0000000002051000-memory.dmp

Filesize
4KB

Download
memory/2008-11-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/2008-12-0x0000000002050000-0x0000000002051000-memory.dmp

Filesize
4KB

Download
memory/2008-2-0x000000002F3D1000-0x000000002F3D4000-memory.dmp

Filesize
12KB

Download
memory/2008-4-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/2008-3-0x00000000719D1000-0x00000000719D3000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

Errors

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads