3439b7bb9efeed7e306c3629493b8745d1e7c476a50e5278fa3ed98ec40aed6f

Analysis

max time kernel
121s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
20/11/2024, 21:53

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General

Target

3439b7bb9efeed7e306c3629493b8745d1e7c476a50e5278fa3ed98ec40aed6f.xlsm
Size

38KB
MD5

4099c8ad062e5995a4c8857876b964c3
SHA1

ccd142be7d0eb568b6220dbd7e7bc52d9ddf3366
SHA256

3439b7bb9efeed7e306c3629493b8745d1e7c476a50e5278fa3ed98ec40aed6f
SHA512

d711aa5af9c76231fe640b97f0fd76f7db9571d18aec2624b0fda6b2613360616cabad9b8ceadb104edd2f44aa7c3f0863a53a0ca02754ef07e33287d9520890
SSDEEP

768:2bdpCR8kjOZpqcVbZYpoRuBlIiOKMArOooooooooooooooooooooooooooFVIyYS:uwDOZZ1ZYpoQ/pMAeVIyYzaT

Score

10^/10

discovery

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper

https://pianistprodigy.com/demolms/Ax6ZgvEJJ8HEKfXrp/

xlm40.dropper

https://risamfg.com/wp-admin/JtqFQW/

xlm40.dropper

https://thailand-rocco.com/wp-content/gE7UvFwLh/

xlm40.dropper

https://pregy.org/test/rXTl1DEv0CWCE/

xlm40.dropper

https://romusreselling.xyz/wordpress/Lgv7VKTvFFuBH8uct2Eq/

xlm40.dropper

https://olawyer.net/wp-includes/e8jtEIL3lFkImOvd9k/

xlm40.dropper

https://tebetdanelon.com.br/wp-content/iVrceXC3knlRRl/

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	2072	1996	regsvr32.exe	30

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	regsvr32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	EXCEL.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
1996	EXCEL.EXE

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
1996	EXCEL.EXE
1996	EXCEL.EXE
1996	EXCEL.EXE

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1996 wrote to memory of 2072	1996	EXCEL.EXE	32
PID 1996 wrote to memory of 2072	1996	EXCEL.EXE	32
PID 1996 wrote to memory of 2072	1996	EXCEL.EXE	32
PID 1996 wrote to memory of 2072	1996	EXCEL.EXE	32
PID 1996 wrote to memory of 2072	1996	EXCEL.EXE	32
PID 1996 wrote to memory of 2072	1996	EXCEL.EXE	32
PID 1996 wrote to memory of 2072	1996	EXCEL.EXE	32

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\3439b7bb9efeed7e306c3629493b8745d1e7c476a50e5278fa3ed98ec40aed6f.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:1996
- C:\Windows\SysWow64\regsvr32.exe
  C:\Windows\SysWow64\regsvr32.exe -s ..\wnru.ocx
  2⤵
  - Process spawned unexpected child process
  - System Location Discovery: System Language Discovery
  PID:2072

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

memory/1996-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/1996-1-0x0000000072CED000-0x0000000072CF8000-memory.dmp

Filesize
44KB

Download
memory/1996-18-0x0000000072CED000-0x0000000072CF8000-memory.dmp

Filesize
44KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads