9f98ea51183468fdd0490024044879cd26e9c42ac048427fe1407898f4b1f669

General

Target

9f98ea51183468fdd0490024044879cd26e9c42ac048427fe1407898f4b1f669.xls
Size

47KB
MD5

3fc032a2c2532726ff706dda2da1c317
SHA1

9848b38f710ebc83adb99afa5304c3656d5fd497
SHA256

9f98ea51183468fdd0490024044879cd26e9c42ac048427fe1407898f4b1f669
SHA512

2da3ce988e33fdaea103098ee8cce5d16f1b9ca964f8e2beb872742df97ae4db5270f099f9af26f832120a6cac7a0d963510841b226293a98433127b441aa3d8
SSDEEP

768:yDM52tfQXi8vgLZkTOHkQT51Vp6AwPdM8gQ6JOiX6DGwUk7qHDSEuRZjiBp5n:y62tfQXi8vgLZkTOHkQT51Vp6AwPe8g1

Score

10^/10

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper

https://eleselektromekanik.com/69Iq5Pwbd0/s/

xlm40.dropper

https://demo.icn.com.np/stories/Qk/

xlm40.dropper

http://demo34.ckg.hk/service/Atk7RQfUV673M/

xlm40.dropper

https://bitmovil.mx/css/TrgyPiTXy3/

xlm40.dropper

http://dupot.cz/tvhost/DUnMUvwZOhQs/

xlm40.dropper

http://focanainternet.com.br/erros/DepAK3p1Y/

Signatures

Process spawned unexpected child process 1 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	3052	3280	regsvr32.exe	82

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
3280	EXCEL.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
3280	EXCEL.EXE
3280	EXCEL.EXE

Suspicious use of SetWindowsHookEx 14 IoCs

pid	Process
3280	EXCEL.EXE
3280	EXCEL.EXE
3280	EXCEL.EXE
3280	EXCEL.EXE
3280	EXCEL.EXE
3280	EXCEL.EXE
3280	EXCEL.EXE
3280	EXCEL.EXE
3280	EXCEL.EXE
3280	EXCEL.EXE
3280	EXCEL.EXE
3280	EXCEL.EXE
3280	EXCEL.EXE
3280	EXCEL.EXE

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 3280 wrote to memory of 3052	3280	EXCEL.EXE	95
PID 3280 wrote to memory of 3052	3280	EXCEL.EXE	95

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\9f98ea51183468fdd0490024044879cd26e9c42ac048427fe1407898f4b1f669.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:3280
- C:\Windows\SYSTEM32\regsvr32.exe
  regsvr32.exe ..\wnrul.ocx
  2⤵
  - Process spawned unexpected child process
  PID:3052

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

2

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
3KB

MD5
2afa0608e06358da6a9cf44f8babb760

SHA1
04a493ed15aa03db797767cc5f3c9d2c0d924aee

SHA256
0daf1541147cc05d50be81be6f20b1652c1e52be8c9ecca172429b64ab7cde7e

SHA512
6ec0752aecd7228285f49e4ca619f27cd76fad4f84d30eaa2e37ce2a778b13398e18c6b0df3353ab6713d063caaa51757c457f15d65782b59acb4aef21efe990

Download Submit
C:\Users\Admin\wnrul.ocx

Filesize
3KB

MD5
cc666088a917dd7f5da8b6689069aec0

SHA1
f688de634ccd20939a522391abb5049483e726bd

SHA256
332d102987273318f13e7fc89a043613c6dd5dd7eb7d21033a2ab73dd438a405

SHA512
77a15aebeb10d355e3723fdebd2ea59a09a60d54f09ab9a6f06c52dbfa3bea0965ff49b7a1c2e6f4ff94f3fe903e6301188de2f80801a8a978c8c09b3356c8dc

Download Submit
memory/3280-3-0x00007FFED5050000-0x00007FFED5060000-memory.dmp

Filesize
64KB

Download
memory/3280-17-0x00007FFF14FD0000-0x00007FFF151C5000-memory.dmp

Filesize
2.0MB

Download
memory/3280-6-0x00007FFF14FD0000-0x00007FFF151C5000-memory.dmp

Filesize
2.0MB

Download
memory/3280-7-0x00007FFED5050000-0x00007FFED5060000-memory.dmp

Filesize
64KB

Download
memory/3280-9-0x00007FFF14FD0000-0x00007FFF151C5000-memory.dmp

Filesize
2.0MB

Download
memory/3280-8-0x00007FFF14FD0000-0x00007FFF151C5000-memory.dmp

Filesize
2.0MB

Download
memory/3280-10-0x00007FFED2800000-0x00007FFED2810000-memory.dmp

Filesize
64KB

Download
memory/3280-4-0x00007FFED5050000-0x00007FFED5060000-memory.dmp

Filesize
64KB

Download
memory/3280-0-0x00007FFED5050000-0x00007FFED5060000-memory.dmp

Filesize
64KB

Download
memory/3280-13-0x00007FFF14FD0000-0x00007FFF151C5000-memory.dmp

Filesize
2.0MB

Download
memory/3280-14-0x00007FFF14FD0000-0x00007FFF151C5000-memory.dmp

Filesize
2.0MB

Download
memory/3280-5-0x00007FFF14FD0000-0x00007FFF151C5000-memory.dmp

Filesize
2.0MB

Download
memory/3280-16-0x00007FFF14FD0000-0x00007FFF151C5000-memory.dmp

Filesize
2.0MB

Download
memory/3280-15-0x00007FFED2800000-0x00007FFED2810000-memory.dmp

Filesize
64KB

Download
memory/3280-12-0x00007FFF14FD0000-0x00007FFF151C5000-memory.dmp

Filesize
2.0MB

Download
memory/3280-11-0x00007FFF14FD0000-0x00007FFF151C5000-memory.dmp

Filesize
2.0MB

Download
memory/3280-30-0x00007FFF14FD0000-0x00007FFF151C5000-memory.dmp

Filesize
2.0MB

Download
memory/3280-31-0x00007FFF1506D000-0x00007FFF1506E000-memory.dmp

Filesize
4KB

Download
memory/3280-32-0x00007FFF14FD0000-0x00007FFF151C5000-memory.dmp

Filesize
2.0MB

Download
memory/3280-1-0x00007FFF1506D000-0x00007FFF1506E000-memory.dmp

Filesize
4KB

Download
memory/3280-2-0x00007FFED5050000-0x00007FFED5060000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads