7f5d3acaab8a12f04d21e4c6f76511c5631c9bb780ef698c1766c45bb4debbfb

Analysis

max time kernel
149s
max time network
148s
platform
windows10-1703_x64
resource
win10-20220901-en
resource tags

arch:x64arch:x86image:win10-20220901-enlocale:en-usos:windows10-1703-x64system
submitted
04-11-2022 02:25

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

7f5d3acaab8a12f04d21e4c6f76511c5631c9bb780ef698c1766c45bb4debbfb.xls
Size

217KB
MD5

b0739f1f1dfa9d3c4c63b44fe87671fe
SHA1

5ae6c0edf375e16f14b74aad299e3e3023d55c3d
SHA256

7f5d3acaab8a12f04d21e4c6f76511c5631c9bb780ef698c1766c45bb4debbfb
SHA512

5efd6a5416b013f8a88f3142caffde5a1792ef22fb10d0b0f8e414c3febbaa21727ba7bdf434958105fe78f8f68aca285dd8d91f3bf719cb47ecaaef09acce1a
SSDEEP

6144:zKpb8rGYrMPe3q7Q0XV5xtuEsi8/dglyY+TAQXTHGUMEyP5p6f5jQmc:JbGUMVWlbc

Score

10^/10

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper

http://aquariorecords.com.br/wp-content/A8G3ownNApEj1L4hF/

xlm40.dropper

http://ftp.pricoat.com.mx/Fichas/3ybJLLXu5zqqn8Sx/

xlm40.dropper

http://armannahalpersian.ir/3H5qqUOB/

xlm40.dropper

http://alagi.ge/application/irnz5Rs8qWvQrf/

Signatures

Process spawned unexpected child process 4 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	4512	2476	regsvr32.exe	65
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	3300	2476	regsvr32.exe	65
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	4496	2476	regsvr32.exe	65
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	3804	2476	regsvr32.exe	65

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
2476	EXCEL.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
2476	EXCEL.EXE
2476	EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

pid	Process
2476	EXCEL.EXE
2476	EXCEL.EXE
2476	EXCEL.EXE
2476	EXCEL.EXE
2476	EXCEL.EXE
2476	EXCEL.EXE
2476	EXCEL.EXE
2476	EXCEL.EXE
2476	EXCEL.EXE
2476	EXCEL.EXE
2476	EXCEL.EXE
2476	EXCEL.EXE

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2476 wrote to memory of 4512	2476	EXCEL.EXE	68
PID 2476 wrote to memory of 4512	2476	EXCEL.EXE	68
PID 2476 wrote to memory of 3300	2476	EXCEL.EXE	69
PID 2476 wrote to memory of 3300	2476	EXCEL.EXE	69
PID 2476 wrote to memory of 4496	2476	EXCEL.EXE	70
PID 2476 wrote to memory of 4496	2476	EXCEL.EXE	70
PID 2476 wrote to memory of 3804	2476	EXCEL.EXE	71
PID 2476 wrote to memory of 3804	2476	EXCEL.EXE	71

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\7f5d3acaab8a12f04d21e4c6f76511c5631c9bb780ef698c1766c45bb4debbfb.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:2476
- C:\Windows\System32\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\oxnv1.ooccxx
  2⤵
  - Process spawned unexpected child process
  PID:4512
- C:\Windows\System32\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\oxnv2.ooccxx
  2⤵
  - Process spawned unexpected child process
  PID:3300
- C:\Windows\System32\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\oxnv3.ooccxx
  2⤵
  - Process spawned unexpected child process
  PID:4496
- C:\Windows\System32\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\oxnv4.ooccxx
  2⤵
  - Process spawned unexpected child process
  PID:3804

Network

MITRE ATT&CK Enterprise v6

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

Replay Monitor

Loading Replay Monitor...

Downloads

memory/2476-120-0x00007FFC91840000-0x00007FFC91850000-memory.dmp

Filesize
64KB

Download
memory/2476-121-0x00007FFC91840000-0x00007FFC91850000-memory.dmp

Filesize
64KB

Download
memory/2476-122-0x00007FFC91840000-0x00007FFC91850000-memory.dmp

Filesize
64KB

Download
memory/2476-123-0x00007FFC91840000-0x00007FFC91850000-memory.dmp

Filesize
64KB

Download
memory/2476-132-0x00007FFC8E0F0000-0x00007FFC8E100000-memory.dmp

Filesize
64KB

Download
memory/2476-133-0x00007FFC8E0F0000-0x00007FFC8E100000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads