af3a4e74541baa2d8367812bc5070ddeaee770024b61a8180124aec05aeb07ef

Analysis

max time kernel
117s
max time network
122s
platform
windows7_x64
resource
win7-20241010-en
resource tags

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

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General

Target

af3a4e74541baa2d8367812bc5070ddeaee770024b61a8180124aec05aeb07ef.xlsm
Size

91KB
MD5

c6d061442f190c492b5a264592e23276
SHA1

06b9815395a8818120bdce01858b0755f44b3c5c
SHA256

af3a4e74541baa2d8367812bc5070ddeaee770024b61a8180124aec05aeb07ef
SHA512

e29869d6e0f8352f3ce6903b2b7c9a8651d1b0725aee153f4624d27d4a0094c50cd6019a940dd1a2b9171815669ba93b6c9ab26c8e02e5be2fd857c0958df168
SSDEEP

1536:NdNlX2L2nyV+ns1BVi/IEh2hx0Lx3bKhllGGx0vKCEjdQjqEk+xX0bIS:Nd32KyVEoBo6hKb4llGsQjbxXS

Score

10^/10

discovery

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper

https://oroanddentalcarecenter.com/wp-includes/0JRI2sOVpNkDhAe/

xlm40.dropper

https://dev.subs2me.com/wp-includes/EMa/

xlm40.dropper

https://imagecarephotography.com/wp-includes/KVRvUyat0qqK0W/

Signatures

Process spawned unexpected child process 1 IoCs

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

Processes:

regsvr32.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	2900	2932	regsvr32.exe	EXCEL.EXE

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

Processes:

regsvr32.exeEXCEL.EXE

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

Processes:

EXCEL.EXE

description ioc process

Key opened \REGISTRY\MACHINE\Hardware\Description\System\FloatingPointProcessor EXCEL.EXE
Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

EXCEL.EXE

pid process

2932 EXCEL.EXE
Suspicious use of SetWindowsHookEx 3 IoCs

Processes:

EXCEL.EXE

pid process

2932 EXCEL.EXE
2932 EXCEL.EXE
2932 EXCEL.EXE

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

pid	process
2932	EXCEL.EXE

pid	process
2932	EXCEL.EXE
2932	EXCEL.EXE
2932	EXCEL.EXE

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

EXCEL.EXE

description	pid	process	target process
PID 2932 wrote to memory of 2900	2932	EXCEL.EXE	regsvr32.exe
PID 2932 wrote to memory of 2900	2932	EXCEL.EXE	regsvr32.exe
PID 2932 wrote to memory of 2900	2932	EXCEL.EXE	regsvr32.exe
PID 2932 wrote to memory of 2900	2932	EXCEL.EXE	regsvr32.exe
PID 2932 wrote to memory of 2900	2932	EXCEL.EXE	regsvr32.exe
PID 2932 wrote to memory of 2900	2932	EXCEL.EXE	regsvr32.exe
PID 2932 wrote to memory of 2900	2932	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\af3a4e74541baa2d8367812bc5070ddeaee770024b61a8180124aec05aeb07ef.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:2932
- C:\Windows\SysWow64\regsvr32.exe
  C:\Windows\SysWow64\regsvr32.exe /s ..\dw1.ocx
  2⤵
  - Process spawned unexpected child process
  - System Location Discovery: System Language Discovery
  PID:2900

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\dw1.ocx

Filesize
1KB

MD5
1326c16a18441423830933fbb3a6a290

SHA1
d62b5f0ec9ae7a82209938c347311519b9fc1084

SHA256
3bb40456027c77d05b991e4686f10e51739a6ebdca3e33ec5edcd1e2c28b34cf

SHA512
2b9076d43ccc836c89bcd4cc1946008b1d0268edf432d37659960f4ffb9836ca65e638b61305f374ba71b2fa21ac3210482c0e6287288e75bcd44d4fbeb3e528

Download Submit
memory/2932-1-0x00000000727CD000-0x00000000727D8000-memory.dmp

Filesize
44KB

Download
memory/2932-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/2932-19-0x00000000727CD000-0x00000000727D8000-memory.dmp

Filesize
44KB

Download