283354922c7d5016e50c2fa98c702b9f7ffd94010cf519fb22ade851f830202a

General

Target

2c09d3a56963998d19833b6edbdfbc3e58b62a58ca361e0275b81de740d6afdd.xlsm
Size

87KB
MD5

5862ac9976cba84fe24e72dd6380d330
SHA1

a1605db9c23eeb3f49958447023d9ff85df14b34
SHA256

2c09d3a56963998d19833b6edbdfbc3e58b62a58ca361e0275b81de740d6afdd
SHA512

4e1d2bfbb72c4351046e739155297368600430cb1e891822063983b1aa98b5d4396bbc7673623b71dbbadb1dfbe279864c5cc4e3a4afb06d1d709b1b2493d8f0

Score

10^/10

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper

https://carpascapital.com/gBPg8MtsGbv/ka.html

xlm40.dropper

https://gruasphenbogota.com/C74hwGGxi/ka.html

Signatures

Process spawned unexpected child process 2 IoCs

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

Processes:

regsvr32.exeregsvr32.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	848	632	regsvr32.exe	EXCEL.EXE
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	108	632	regsvr32.exe	EXCEL.EXE

Enumerates system info in registry 2 TTPs 2 IoCs

Query Registry

T1012

System Information Discovery

T1082

Processes:

EXCEL.EXEEXCEL.EXE

description	ioc	process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\FloatingPointProcessor	EXCEL.EXE
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\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	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
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
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

Suspicious behavior: AddClipboardFormatListener 2 IoCs

Processes:

EXCEL.EXEEXCEL.EXE

pid process

1100 EXCEL.EXE
632 EXCEL.EXE

Suspicious use of SetWindowsHookEx 13 IoCs

Processes:

EXCEL.EXEEXCEL.EXE

pid	process
1100	EXCEL.EXE
1100	EXCEL.EXE
1100	EXCEL.EXE
1100	EXCEL.EXE
632	EXCEL.EXE
632	EXCEL.EXE
632	EXCEL.EXE
632	EXCEL.EXE
632	EXCEL.EXE
632	EXCEL.EXE
632	EXCEL.EXE
632	EXCEL.EXE
632	EXCEL.EXE

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

EXCEL.EXE

description	pid	process	target process
PID 632 wrote to memory of 848	632	EXCEL.EXE	regsvr32.exe
PID 632 wrote to memory of 848	632	EXCEL.EXE	regsvr32.exe
PID 632 wrote to memory of 848	632	EXCEL.EXE	regsvr32.exe
PID 632 wrote to memory of 848	632	EXCEL.EXE	regsvr32.exe
PID 632 wrote to memory of 848	632	EXCEL.EXE	regsvr32.exe
PID 632 wrote to memory of 848	632	EXCEL.EXE	regsvr32.exe
PID 632 wrote to memory of 848	632	EXCEL.EXE	regsvr32.exe
PID 632 wrote to memory of 108	632	EXCEL.EXE	regsvr32.exe
PID 632 wrote to memory of 108	632	EXCEL.EXE	regsvr32.exe
PID 632 wrote to memory of 108	632	EXCEL.EXE	regsvr32.exe
PID 632 wrote to memory of 108	632	EXCEL.EXE	regsvr32.exe
PID 632 wrote to memory of 108	632	EXCEL.EXE	regsvr32.exe
PID 632 wrote to memory of 108	632	EXCEL.EXE	regsvr32.exe
PID 632 wrote to memory of 108	632	EXCEL.EXE	regsvr32.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\2c09d3a56963998d19833b6edbdfbc3e58b62a58ca361e0275b81de740d6afdd.xlsm
1⤵
- Enumerates system info in registry
- Modifies Internet Explorer settings
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:1100

C:\Windows\system32\verclsid.exe
"C:\Windows\system32\verclsid.exe" /S /C {0B2C9183-C9FA-4C53-AE21-C900B0C39965} /I {0C733A8A-2A1C-11CE-ADE5-00AA0044773D} /X 0x401
1⤵
PID:824

C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE
"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde
1⤵
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:632

C:\Windows\SysWOW64\regsvr32.exe
regsvr32 ..\gihi1.dll
2⤵
- Process spawned unexpected child process
PID:848

C:\Windows\SysWOW64\regsvr32.exe
regsvr32 ..\gihi2.dll
2⤵
- Process spawned unexpected child process
PID:108

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/108-72-0x00000000001B0000-0x00000000001B1000-memory.dmp

Filesize
4KB

Download
memory/108-69-0x0000000000000000-mapping.dmp

Download
memory/632-65-0x0000000072941000-0x0000000072943000-memory.dmp

Filesize
8KB

Download
memory/632-66-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/632-64-0x000000002FED1000-0x000000002FED4000-memory.dmp

Filesize
12KB

Download
memory/824-63-0x000007FEFBDA1000-0x000007FEFBDA3000-memory.dmp

Filesize
8KB

Download
memory/848-68-0x00000000757D1000-0x00000000757D3000-memory.dmp

Filesize
8KB

Download
memory/848-67-0x0000000000000000-mapping.dmp

Download
memory/848-71-0x00000000001B0000-0x00000000001B1000-memory.dmp

Filesize
4KB

Download
memory/1100-62-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/1100-59-0x000000002FCE1000-0x000000002FCE4000-memory.dmp

Filesize
12KB

Download
memory/1100-61-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/1100-60-0x00000000715A1000-0x00000000715A3000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads