d9a9a3bdc110ab4fc3be03587c768c5924025cf07e94f368f073986f090df746

Analysis

max time kernel
128s
max time network
147s
platform
windows10-1703_x64
resource
win10-20220812-en
resource tags

arch:x64arch:x86image:win10-20220812-enlocale:en-usos:windows10-1703-x64system
submitted
03/11/2022, 23:09

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General

Target

d9a9a3bdc110ab4fc3be03587c768c5924025cf07e94f368f073986f090df746.xls
Size

217KB
MD5

c7b531a4d1c27f0a007cd733ed9cdee2
SHA1

96d7b830986e5d7688218c269e0ee0d899921026
SHA256

d9a9a3bdc110ab4fc3be03587c768c5924025cf07e94f368f073986f090df746
SHA512

d8b1cd6e838c0022368b3d80290b6332e3b08183c19ec05ad657057d4da38b8baba45a3e3a22f35385e3779f090453f75f03c865cb435528ff466ca21d5ab657
SSDEEP

6144:zKpb8rGYrMPe3q7Q0XV5xtuEsi8/dglyY+TAQXTHGUMEyP5p6f5jQmI:JbGUMVWlbI

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	3924	1008	regsvr32.exe	65
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	4956	1008	regsvr32.exe	65
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	4684	1008	regsvr32.exe	65
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	3836	1008	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\~MHz	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	EXCEL.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	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\SystemFamily	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	EXCEL.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	EXCEL.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
1008	EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

pid	Process
1008	EXCEL.EXE
1008	EXCEL.EXE
1008	EXCEL.EXE
1008	EXCEL.EXE
1008	EXCEL.EXE
1008	EXCEL.EXE
1008	EXCEL.EXE
1008	EXCEL.EXE
1008	EXCEL.EXE
1008	EXCEL.EXE
1008	EXCEL.EXE
1008	EXCEL.EXE

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1008 wrote to memory of 3924	1008	EXCEL.EXE	68
PID 1008 wrote to memory of 3924	1008	EXCEL.EXE	68
PID 1008 wrote to memory of 4956	1008	EXCEL.EXE	69
PID 1008 wrote to memory of 4956	1008	EXCEL.EXE	69
PID 1008 wrote to memory of 4684	1008	EXCEL.EXE	70
PID 1008 wrote to memory of 4684	1008	EXCEL.EXE	70
PID 1008 wrote to memory of 3836	1008	EXCEL.EXE	71
PID 1008 wrote to memory of 3836	1008	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\d9a9a3bdc110ab4fc3be03587c768c5924025cf07e94f368f073986f090df746.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1008
- C:\Windows\System32\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\oxnv1.ooccxx
  2⤵
  - Process spawned unexpected child process
  PID:3924
- C:\Windows\System32\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\oxnv2.ooccxx
  2⤵
  - Process spawned unexpected child process
  PID:4956
- C:\Windows\System32\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\oxnv3.ooccxx
  2⤵
  - Process spawned unexpected child process
  PID:4684
- C:\Windows\System32\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\oxnv4.ooccxx
  2⤵
  - Process spawned unexpected child process
  PID:3836

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/1008-310-0x00007FFE4C930000-0x00007FFE4C940000-memory.dmp

Filesize
64KB

Download
memory/1008-117-0x00007FFE4C930000-0x00007FFE4C940000-memory.dmp

Filesize
64KB

Download
memory/1008-118-0x00007FFE4C930000-0x00007FFE4C940000-memory.dmp

Filesize
64KB

Download
memory/1008-119-0x00007FFE4C930000-0x00007FFE4C940000-memory.dmp

Filesize
64KB

Download
memory/1008-128-0x00007FFE48FF0000-0x00007FFE49000000-memory.dmp

Filesize
64KB

Download
memory/1008-129-0x00007FFE48FF0000-0x00007FFE49000000-memory.dmp

Filesize
64KB

Download
memory/1008-313-0x00007FFE4C930000-0x00007FFE4C940000-memory.dmp

Filesize
64KB

Download
memory/1008-312-0x00007FFE4C930000-0x00007FFE4C940000-memory.dmp

Filesize
64KB

Download
memory/1008-311-0x00007FFE4C930000-0x00007FFE4C940000-memory.dmp

Filesize
64KB

Download
memory/1008-116-0x00007FFE4C930000-0x00007FFE4C940000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads