694376d61c9a207851d59f6f219bea60c2a0fb514e9826a53ce69370713c3777

General

Target

3809-2.xlsm
Size

25KB
MD5

2d57de1a25569af5717cbd3d5c0c4b90
SHA1

5d1d7650334b1d2b55719ae5fcfa993d1eeef06b
SHA256

694376d61c9a207851d59f6f219bea60c2a0fb514e9826a53ce69370713c3777
SHA512

75ed66dc1807e18b7b4fbf89646bd78231865900e1541e58a4055b001d14688da27d312ed9c13fd9f440f0ffd2b5afc4e91a50ccf9867630e8e9da2b70b3fe7e

Score

10^/10

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper

https://tcommerceshop.com/server.php

xlm40.dropper

https://fernandogaleano.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	1616	1852	reg.exe	EXCEL.EXE
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	960	1852	rundll32.exe	EXCEL.EXE

Deletes itself 1 IoCs

Processes:

EXCEL.EXE

pid process

1852 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-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\EXCEL.EXE/3000"	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes"	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote	EXCEL.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\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-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1"	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\Toolbar	EXCEL.EXE
Key created	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\MenuExt	EXCEL.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55"	EXCEL.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

EXCEL.EXE

pid process

1852 EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid	process
1852	EXCEL.EXE
1852	EXCEL.EXE
1852	EXCEL.EXE
1852	EXCEL.EXE
1852	EXCEL.EXE
1852	EXCEL.EXE
1852	EXCEL.EXE
1852	EXCEL.EXE
1852	EXCEL.EXE
1852	EXCEL.EXE
1852	EXCEL.EXE
1852	EXCEL.EXE

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

EXCEL.EXE

description	pid	process	target process
PID 1852 wrote to memory of 1616	1852	EXCEL.EXE	reg.exe
PID 1852 wrote to memory of 1616	1852	EXCEL.EXE	reg.exe
PID 1852 wrote to memory of 1616	1852	EXCEL.EXE	reg.exe
PID 1852 wrote to memory of 1616	1852	EXCEL.EXE	reg.exe
PID 1852 wrote to memory of 960	1852	EXCEL.EXE	rundll32.exe
PID 1852 wrote to memory of 960	1852	EXCEL.EXE	rundll32.exe
PID 1852 wrote to memory of 960	1852	EXCEL.EXE	rundll32.exe
PID 1852 wrote to memory of 960	1852	EXCEL.EXE	rundll32.exe
PID 1852 wrote to memory of 960	1852	EXCEL.EXE	rundll32.exe
PID 1852 wrote to memory of 960	1852	EXCEL.EXE	rundll32.exe
PID 1852 wrote to memory of 960	1852	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\3809-2.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:1852

C:\Windows\SysWOW64\reg.exe
"C:\Windows\system32\reg.exe" EXPORT HKCU\Software\Microsoft\Office\14.0\Excel\Security C:\Users\Public\Documents\igomV.txt /y
2⤵
- Process spawned unexpected child process
PID:1616

C:\Windows\SysWOW64\rundll32.exe
"C:\Windows\system32\rundll32.exe" C:\Users\Public\Documents\LoUuIPT.txt,DllRegisterServer
2⤵
- Process spawned unexpected child process
PID:960

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\igomV.txt
MD5
1084b35cb1aecef496dfdb263760a40c

SHA1
43d95f062749f3143838fe39460b3c5d541e194a

SHA256
48ccd7a8ed9873ff73eec7252ed9ce2882389aa43a5ec5ad072168c43320b25c

SHA512
9dbcfe0f39e04700f252b95cfb73a7977fe7a2ffe8de98510c9f62988300754c4e8eeb0a152ad87db71b28ee8c2fcb97d136215d2898ccbee5b8837a31eb7212

Download Submit
memory/300-8-0x000007FEF7FE0000-0x000007FEF825A000-memory.dmp

Filesize
2.5MB

Download
memory/960-9-0x0000000000000000-mapping.dmp

Download
memory/960-10-0x00000000760F1000-0x00000000760F3000-memory.dmp

Filesize
8KB

Download
memory/1616-6-0x0000000000000000-mapping.dmp

Download
memory/1852-2-0x000000002F201000-0x000000002F204000-memory.dmp

Filesize
12KB

Download
memory/1852-3-0x00000000719D1000-0x00000000719D3000-memory.dmp

Filesize
8KB

Download
memory/1852-4-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/1852-5-0x0000000002360000-0x0000000002361000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads