6886b074073752904eb5659f2a0c7c17aaeee46c6b2ea46ff8cc3abcbe825bcd

Analysis

max time kernel
145s
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, 05:46

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

6886b074073752904eb5659f2a0c7c17aaeee46c6b2ea46ff8cc3abcbe825bcd.xls
Size

217KB
MD5

0181e3d8bd19a94ccc29abd2b7b7ccb8
SHA1

7715b185ad0f08ee0b1a945876adf8f4f3ca1158
SHA256

6886b074073752904eb5659f2a0c7c17aaeee46c6b2ea46ff8cc3abcbe825bcd
SHA512

fa577f8ca3cac2f72d0ebda91783caad3ca73503245739c55ad3a0cf09051b4615c113eacc7bbf98a0bc795d1d1cfb6f4f016a92f7033f44d1079bf4fe434f23
SSDEEP

6144:zKpb8rGYrMPe3q7Q0XV5xtuEsi8/dglyY+TAQXTHGUMEyP5p6f5jQm7JnT:1bGUMVWlb5

Score

10^/10

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper

http://app.clubdedocentes.com/storage/DCcq9ekgH99sI/

xlm40.dropper

http://linhkiendoc.com/app/payments/qoy5JqpLqrbsKl/

xlm40.dropper

http://sourcecool.com/throng/iOD/

xlm40.dropper

http://www.stickers-et-deco.com/Adapter/lYw/

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	5016	1860	regsvr32.exe	66
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	4064	1860	regsvr32.exe	66
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	1704	1860	regsvr32.exe	66
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	4284	1860	regsvr32.exe	66

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 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
1860	EXCEL.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
1860	EXCEL.EXE
1860	EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

pid	Process
1860	EXCEL.EXE
1860	EXCEL.EXE
1860	EXCEL.EXE
1860	EXCEL.EXE
1860	EXCEL.EXE
1860	EXCEL.EXE
1860	EXCEL.EXE
1860	EXCEL.EXE
1860	EXCEL.EXE
1860	EXCEL.EXE
1860	EXCEL.EXE
1860	EXCEL.EXE

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1860 wrote to memory of 5016	1860	EXCEL.EXE	68
PID 1860 wrote to memory of 5016	1860	EXCEL.EXE	68
PID 1860 wrote to memory of 4064	1860	EXCEL.EXE	69
PID 1860 wrote to memory of 4064	1860	EXCEL.EXE	69
PID 1860 wrote to memory of 1704	1860	EXCEL.EXE	70
PID 1860 wrote to memory of 1704	1860	EXCEL.EXE	70
PID 1860 wrote to memory of 4284	1860	EXCEL.EXE	71
PID 1860 wrote to memory of 4284	1860	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\6886b074073752904eb5659f2a0c7c17aaeee46c6b2ea46ff8cc3abcbe825bcd.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:1860
- C:\Windows\System32\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\oxnv1.ooccxx
  2⤵
  - Process spawned unexpected child process
  PID:5016
- C:\Windows\System32\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\oxnv2.ooccxx
  2⤵
  - Process spawned unexpected child process
  PID:4064
- C:\Windows\System32\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\oxnv3.ooccxx
  2⤵
  - Process spawned unexpected child process
  PID:1704
- C:\Windows\System32\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\oxnv4.ooccxx
  2⤵
  - Process spawned unexpected child process
  PID:4284

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/1860-295-0x00007FFF951A0000-0x00007FFF951B0000-memory.dmp

Filesize
64KB

Download
memory/1860-120-0x00007FFF951A0000-0x00007FFF951B0000-memory.dmp

Filesize
64KB

Download
memory/1860-122-0x00007FFF951A0000-0x00007FFF951B0000-memory.dmp

Filesize
64KB

Download
memory/1860-121-0x00007FFF951A0000-0x00007FFF951B0000-memory.dmp

Filesize
64KB

Download
memory/1860-131-0x00007FFF91AB0000-0x00007FFF91AC0000-memory.dmp

Filesize
64KB

Download
memory/1860-132-0x00007FFF91AB0000-0x00007FFF91AC0000-memory.dmp

Filesize
64KB

Download
memory/1860-296-0x00007FFF951A0000-0x00007FFF951B0000-memory.dmp

Filesize
64KB

Download
memory/1860-119-0x00007FFF951A0000-0x00007FFF951B0000-memory.dmp

Filesize
64KB

Download
memory/1860-293-0x00007FFF951A0000-0x00007FFF951B0000-memory.dmp

Filesize
64KB

Download
memory/1860-294-0x00007FFF951A0000-0x00007FFF951B0000-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