31d607d13e2e191b50bc779c2b3c1d8f0e26c3a1cb531d827ec88757b9350129 | Triage

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
22-07-2024 15:22

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General

Target

Wind/zlib1.dll
Size

87KB
MD5

46b86e47c082b3ca753e264538c6b9ba
SHA1

aafa06e387ab9eddc120de3fc0127332cdb8fe1d
SHA256

cf0bf2746b40710452df596fabd497df250f7693db652c13971aee7c69226c18
SHA512

31a396fe4349c81067f1936b92e68b058dea5fee2faf972c3bb39d7e2c6ce48292eac5bbc5b43545e07e8aac03f299fb504bfe651b3e432b64e302c651f3d81b
SSDEEP

1536:47wjHHWwn1rhEzjEp70E2thqlzY2qIOcIOZIelMbHi:4cjH2w1EjEpIqa24SZICMri

Score

1^/10

Malware Config

Signatures

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2688 wrote to memory of 2732	2688	rundll32.exe	30
PID 2688 wrote to memory of 2732	2688	rundll32.exe	30
PID 2688 wrote to memory of 2732	2688	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\Wind\zlib1.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2688
- C:\Windows\system32\WerFault.exe
  C:\Windows\system32\WerFault.exe -u -p 2688 -s 80
  2⤵
  PID:2732

Network

MITRE ATT&CK Matrix

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Downloads