da3806880e342d4b826b9f58f55c1d75023ff5081c5373af911f21f45fd4b5f8 | Triage

Analysis

max time kernel
25s
max time network
34s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
15-06-2023 21:13

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General

Target

libbrotlicommon.dll
Size

136KB
MD5

eb52843bf395f35f9ae4dd599e2d0b6b
SHA1

adc633ee46a3e8845419bad17ebee26a3a53735e
SHA256

971ad8d8859b4a401f935bc806ae101f152657583405faae03d7612136b4d588
SHA512

3b50883a8238b88e8984f370ae4d7b1695c61405178be903dac977bbeb03d5c69036b9d6ee0dd0827d37c476c8cec599b635888cc55c577d26ec09c079937742
SSDEEP

3072:sjx4lzbWhNbNL8DXGvVh73pbi0tdpvGJaoZB7PxB7:sjx4AhdNorGvHdbi09GJx

Score

1^/10

Malware Config

Signatures

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1572 wrote to memory of 1696	1572	rundll32.exe	28
PID 1572 wrote to memory of 1696	1572	rundll32.exe	28
PID 1572 wrote to memory of 1696	1572	rundll32.exe	28
PID 1572 wrote to memory of 1696	1572	rundll32.exe	28
PID 1572 wrote to memory of 1696	1572	rundll32.exe	28
PID 1572 wrote to memory of 1696	1572	rundll32.exe	28
PID 1572 wrote to memory of 1696	1572	rundll32.exe	28

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\libbrotlicommon.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1572
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\libbrotlicommon.dll,#1
  2⤵
  PID:1696

Network

MITRE ATT&CK Matrix

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Downloads