ea7ccea83d8f034c4cab4c77596ac33d4cc1bdea6e3d28941d4f25a972f99171

Analysis

max time kernel
120s
max time network
126s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
20/11/2024, 10:52

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

ea7ccea83d8f034c4cab4c77596ac33d4cc1bdea6e3d28941d4f25a972f99171.xlsm
Size

20KB
MD5

38b6a836c738ea11159e8f2b1ccee9ab
SHA1

803279e14c3a195212730b57496989647c26b4ab
SHA256

ea7ccea83d8f034c4cab4c77596ac33d4cc1bdea6e3d28941d4f25a972f99171
SHA512

be554646dc240132445efcfbfba351b4a2af391e03eb544e50278b39a1d548300ab9cd20d90ff0ff4258b963fc90747bfb5202c88642a2e28268a960d7f410de
SSDEEP

384:mKAVb1GNjYTo4CGzPd6ZIwL0AOKb5CzgObff9kC+xbX7jvIv:mKYINmo4FLyCBn9kC+xbLA

Score

10^/10

discovery

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper

https://www.manchesterslt.co.uk/a-to-z-of-slt/9wq2ESVcG/

xlm40.dropper

http://festival.artdialog.ch/contact/RGhcwH4DRBM/

xlm40.dropper

http://bramynapilota.com.pl/wp-admin/NHk/

xlm40.dropper

http://brwconsultoria.com.br/img/Vl0i9o/

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	1804	2888	regsvr32.exe	29

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
2888	EXCEL.EXE

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2888	EXCEL.EXE
2888	EXCEL.EXE
2888	EXCEL.EXE

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2888 wrote to memory of 1804	2888	EXCEL.EXE	31
PID 2888 wrote to memory of 1804	2888	EXCEL.EXE	31
PID 2888 wrote to memory of 1804	2888	EXCEL.EXE	31
PID 2888 wrote to memory of 1804	2888	EXCEL.EXE	31
PID 2888 wrote to memory of 1804	2888	EXCEL.EXE	31
PID 2888 wrote to memory of 1804	2888	EXCEL.EXE	31
PID 2888 wrote to memory of 1804	2888	EXCEL.EXE	31

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\ea7ccea83d8f034c4cab4c77596ac33d4cc1bdea6e3d28941d4f25a972f99171.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:2888
- 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:1804

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

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\kytk.dll

Filesize
1KB

MD5
1326c16a18441423830933fbb3a6a290

SHA1
d62b5f0ec9ae7a82209938c347311519b9fc1084

SHA256
3bb40456027c77d05b991e4686f10e51739a6ebdca3e33ec5edcd1e2c28b34cf

SHA512
2b9076d43ccc836c89bcd4cc1946008b1d0268edf432d37659960f4ffb9836ca65e638b61305f374ba71b2fa21ac3210482c0e6287288e75bcd44d4fbeb3e528

Download Submit
memory/2888-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/2888-1-0x0000000071E9D000-0x0000000071EA8000-memory.dmp

Filesize
44KB

Download
memory/2888-32-0x0000000071E9D000-0x0000000071EA8000-memory.dmp

Filesize
44KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads