6d1abb36bed75fcede73b8b49c875f0fac0c3ecd2471b8ec51f582553fdd340c

Analysis

max time kernel
141s
max time network
146s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
20/11/2024, 18:25

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General

Target

6d1abb36bed75fcede73b8b49c875f0fac0c3ecd2471b8ec51f582553fdd340c.xlsm
Size

20KB
MD5

4c80c2bfa68008173f8bf1347ad0b32e
SHA1

6d769fdcaa2a3c32f66df1f84100ee7aef89955b
SHA256

6d1abb36bed75fcede73b8b49c875f0fac0c3ecd2471b8ec51f582553fdd340c
SHA512

b302fe8b570a4c1d5d5b35d7cfdbeee9054c7771372b87a480d4080b8a57d0e48c0fb6f3f9515247dbffb242fc9f2233b79ece9556d082e6c41daa2a432cf2d6
SSDEEP

384:iHM0Vb1GNjDo4CGzPd6ZIwA1hKb5CzgObff9kC+xbX7qE7h:X0INfo4FLH2CBn9kC+xbLq+

Score

10^/10

discovery

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper

https://canismallorca.es/wp-admin/OTyeYrx9C9BvYvVb3/

xlm40.dropper

http://capslock.co.za/wp-includes/LMngUUTuanBofr5zK/

xlm40.dropper

http://www.cafe-kwebbel.nl/layouts/3Wkev/

xlm40.dropper

http://bkps.ac.th/b91-std63/Ixv52m8gu4aaUiyb/

xlm40.dropper

http://borbajardinagem.com.br/erros/vlB3f6XpsZG/

Signatures

Process spawned unexpected child process 1 IoCs

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

description	pid	pid_target	Process	procid_target
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	2524	2600	regsvr32.exe	28

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	EXCEL.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	regsvr32.exe

Enumerates system info in registry 2 TTPs 1 IoCs

Query Registry

T1012

System Information Discovery

T1082

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

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
2600	EXCEL.EXE

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2600	EXCEL.EXE
2600	EXCEL.EXE
2600	EXCEL.EXE

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2600 wrote to memory of 2524	2600	EXCEL.EXE	30
PID 2600 wrote to memory of 2524	2600	EXCEL.EXE	30
PID 2600 wrote to memory of 2524	2600	EXCEL.EXE	30
PID 2600 wrote to memory of 2524	2600	EXCEL.EXE	30
PID 2600 wrote to memory of 2524	2600	EXCEL.EXE	30
PID 2600 wrote to memory of 2524	2600	EXCEL.EXE	30
PID 2600 wrote to memory of 2524	2600	EXCEL.EXE	30

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\6d1abb36bed75fcede73b8b49c875f0fac0c3ecd2471b8ec51f582553fdd340c.xlsm
1⤵
- System Location Discovery: System Language Discovery
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2600
- C:\Windows\SysWow64\regsvr32.exe
  C:\Windows\SysWow64\regsvr32.exe -s ..\kytk.dll
  2⤵
  - Process spawned unexpected child process
  - System Location Discovery: System Language Discovery
  PID:2524

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\kytk.dll

Filesize
3KB

MD5
cc666088a917dd7f5da8b6689069aec0

SHA1
f688de634ccd20939a522391abb5049483e726bd

SHA256
332d102987273318f13e7fc89a043613c6dd5dd7eb7d21033a2ab73dd438a405

SHA512
77a15aebeb10d355e3723fdebd2ea59a09a60d54f09ab9a6f06c52dbfa3bea0965ff49b7a1c2e6f4ff94f3fe903e6301188de2f80801a8a978c8c09b3356c8dc

Download Submit
memory/2600-1-0x0000000072C7D000-0x0000000072C88000-memory.dmp

Filesize
44KB

Download
memory/2600-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/2600-7-0x0000000072C7D000-0x0000000072C88000-memory.dmp

Filesize
44KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads