e62ae281c6152d0fb7c49f415b394657d645f2f5fc93f238239f19608c94fbea

Analysis

max time kernel
149s
max time network
123s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
21/09/2024, 05:24

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General

Target

MACRODFIRRETO.xls
Size

648KB
MD5

dfa567619d3d7935688df7d0bba6aed6
SHA1

7d6e6d88e846ca396338f0bc16e22c8a2b27fc82
SHA256

e62ae281c6152d0fb7c49f415b394657d645f2f5fc93f238239f19608c94fbea
SHA512

3b490fabdf9999a396dabca51a9be2cc80409aacd747c82308ab2dfad24e92d6046fc915ec5639d12e6668226704784c2dc59692488591e4eeef0cbf978d7c61
SSDEEP

6144:Kknl9oBdySAx76F6XeyTVtW/9Ny9ABnl5/PBgxOHjuM9MV:El5/WxIj8

Score

10^/10

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper

https://nws.visionconsulting.ro/N1G1KCXA/dot.html

xlm40.dropper

https://royalpalm.sparkblue.lk/vCNhYrq3Yg8/dot.html

Signatures

Process spawned unexpected child process 2 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\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	4500	4264	regsvr32.exe	81
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	2852	4264	regsvr32.exe	81

Checks processor information in registry 2 TTPs 3 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	EXCEL.EXE

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	EXCEL.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
4264	EXCEL.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
4264	EXCEL.EXE
4264	EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

pid	Process
4264	EXCEL.EXE
4264	EXCEL.EXE
4264	EXCEL.EXE
4264	EXCEL.EXE
4264	EXCEL.EXE
4264	EXCEL.EXE
4264	EXCEL.EXE
4264	EXCEL.EXE
4264	EXCEL.EXE
4264	EXCEL.EXE
4264	EXCEL.EXE
4264	EXCEL.EXE

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 4264 wrote to memory of 4500	4264	EXCEL.EXE	86
PID 4264 wrote to memory of 4500	4264	EXCEL.EXE	86
PID 4264 wrote to memory of 2852	4264	EXCEL.EXE	87
PID 4264 wrote to memory of 2852	4264	EXCEL.EXE	87

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\MACRODFIRRETO.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4264
- C:\Windows\SYSTEM32\regsvr32.exe
  regsvr32 -s ..\iroto.dll
  2⤵
  - Process spawned unexpected child process
  PID:4500
- C:\Windows\SYSTEM32\regsvr32.exe
  regsvr32 -s ..\iroto1.dll
  2⤵
  - Process spawned unexpected child process
  PID:2852

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\b8ab77100df80ab2.customDestinations-ms

Filesize
2KB

MD5
e15e212e459bb5d2ce8937042273687c

SHA1
a1b36a117a80e9b5ad6b112278a10c2fc5aab3a2

SHA256
86276cc092dfe7d539fd18e31816d462599c77d8c9a044a9cbbf87b95a1c6516

SHA512
cafa4c8e80ecd3871b07f32759ed6f42abae501b96773ab94c9068a6c43bf95ebaf4c6df2741c4cc68f98b99a242f288729d1d426d9ec366ff7446111630c3de

Download Submit
memory/4264-6-0x00007FFF60E30000-0x00007FFF61025000-memory.dmp

Filesize
2.0MB

Download
memory/4264-11-0x00007FFF60E30000-0x00007FFF61025000-memory.dmp

Filesize
2.0MB

Download
memory/4264-2-0x00007FFF20EB0000-0x00007FFF20EC0000-memory.dmp

Filesize
64KB

Download
memory/4264-4-0x00007FFF20EB0000-0x00007FFF20EC0000-memory.dmp

Filesize
64KB

Download
memory/4264-8-0x00007FFF60E30000-0x00007FFF61025000-memory.dmp

Filesize
2.0MB

Download
memory/4264-7-0x00007FFF60E30000-0x00007FFF61025000-memory.dmp

Filesize
2.0MB

Download
memory/4264-9-0x00007FFF60E30000-0x00007FFF61025000-memory.dmp

Filesize
2.0MB

Download
memory/4264-1-0x00007FFF60ECD000-0x00007FFF60ECE000-memory.dmp

Filesize
4KB

Download
memory/4264-3-0x00007FFF20EB0000-0x00007FFF20EC0000-memory.dmp

Filesize
64KB

Download
memory/4264-5-0x00007FFF20EB0000-0x00007FFF20EC0000-memory.dmp

Filesize
64KB

Download
memory/4264-10-0x00007FFF1EA50000-0x00007FFF1EA60000-memory.dmp

Filesize
64KB

Download
memory/4264-12-0x00007FFF60E30000-0x00007FFF61025000-memory.dmp

Filesize
2.0MB

Download
memory/4264-13-0x00007FFF60E30000-0x00007FFF61025000-memory.dmp

Filesize
2.0MB

Download
memory/4264-14-0x00007FFF1EA50000-0x00007FFF1EA60000-memory.dmp

Filesize
64KB

Download
memory/4264-27-0x00007FFF60E30000-0x00007FFF61025000-memory.dmp

Filesize
2.0MB

Download
memory/4264-28-0x00007FFF60ECD000-0x00007FFF60ECE000-memory.dmp

Filesize
4KB

Download
memory/4264-29-0x00007FFF60E30000-0x00007FFF61025000-memory.dmp

Filesize
2.0MB

Download
memory/4264-0-0x00007FFF20EB0000-0x00007FFF20EC0000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads