484cfbc926cf03ce92625d196b9b645008a2337303d996f38518ee1e04b6bbf7

Analysis

max time kernel
128s
max time network
146s
platform
windows10-1703_x64
resource
win10-20220812-en
resource tags

arch:x64arch:x86image:win10-20220812-enlocale:en-usos:windows10-1703-x64system
submitted
04/11/2022, 01:20

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General

Target

484cfbc926cf03ce92625d196b9b645008a2337303d996f38518ee1e04b6bbf7.xls
Size

217KB
MD5

0d753771499483859e209e6a04fa662b
SHA1

cde72bb6689662a80ea96cb9f46ab1c8980b94a2
SHA256

484cfbc926cf03ce92625d196b9b645008a2337303d996f38518ee1e04b6bbf7
SHA512

1db0eab2a165ef89e6e635602382383cbecf85caef1e34dcba70758264a8cc72eac69803003a2a47066910be7687d043583cd188a6d228f9ad64d38b2c65ccce
SSDEEP

6144:zKpb8rGYrMPe3q7Q0XV5xtuEsi8/dglyY+TAQXTHGUMEyP5p6f5jQmM:JbGUMVWlbM

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	3020	4716	regsvr32.exe	65
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	3204	4716	regsvr32.exe	65
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	4292	4716	regsvr32.exe	65
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	2164	4716	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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	EXCEL.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	EXCEL.EXE

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

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

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
4716	EXCEL.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
4716	EXCEL.EXE
4716	EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

pid	Process
4716	EXCEL.EXE
4716	EXCEL.EXE
4716	EXCEL.EXE
4716	EXCEL.EXE
4716	EXCEL.EXE
4716	EXCEL.EXE
4716	EXCEL.EXE
4716	EXCEL.EXE
4716	EXCEL.EXE
4716	EXCEL.EXE
4716	EXCEL.EXE
4716	EXCEL.EXE

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 4716 wrote to memory of 3020	4716	EXCEL.EXE	68
PID 4716 wrote to memory of 3020	4716	EXCEL.EXE	68
PID 4716 wrote to memory of 3204	4716	EXCEL.EXE	69
PID 4716 wrote to memory of 3204	4716	EXCEL.EXE	69
PID 4716 wrote to memory of 4292	4716	EXCEL.EXE	70
PID 4716 wrote to memory of 4292	4716	EXCEL.EXE	70
PID 4716 wrote to memory of 2164	4716	EXCEL.EXE	71
PID 4716 wrote to memory of 2164	4716	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\484cfbc926cf03ce92625d196b9b645008a2337303d996f38518ee1e04b6bbf7.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:4716
- C:\Windows\System32\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\oxnv1.ooccxx
  2⤵
  - Process spawned unexpected child process
  PID:3020
- C:\Windows\System32\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\oxnv2.ooccxx
  2⤵
  - Process spawned unexpected child process
  PID:3204
- C:\Windows\System32\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\oxnv3.ooccxx
  2⤵
  - Process spawned unexpected child process
  PID:4292
- C:\Windows\System32\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\oxnv4.ooccxx
  2⤵
  - Process spawned unexpected child process
  PID:2164

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

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Downloads

memory/4716-118-0x00007FFA5CE30000-0x00007FFA5CE40000-memory.dmp

Filesize
64KB

Download
memory/4716-119-0x00007FFA5CE30000-0x00007FFA5CE40000-memory.dmp

Filesize
64KB

Download
memory/4716-128-0x00007FFA5A110000-0x00007FFA5A120000-memory.dmp

Filesize
64KB

Download
memory/4716-129-0x00007FFA5A110000-0x00007FFA5A120000-memory.dmp

Filesize
64KB

Download
memory/4716-116-0x00007FFA5CE30000-0x00007FFA5CE40000-memory.dmp

Filesize
64KB

Download
memory/4716-117-0x00007FFA5CE30000-0x00007FFA5CE40000-memory.dmp

Filesize
64KB

Download
memory/4716-292-0x00007FFA5CE30000-0x00007FFA5CE40000-memory.dmp

Filesize
64KB

Download
memory/4716-293-0x00007FFA5CE30000-0x00007FFA5CE40000-memory.dmp

Filesize
64KB

Download
memory/4716-294-0x00007FFA5CE30000-0x00007FFA5CE40000-memory.dmp

Filesize
64KB

Download
memory/4716-295-0x00007FFA5CE30000-0x00007FFA5CE40000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads