Analysis
- max time kernel
149s - max time network
153s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
04/08/2026, 12:12
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
PdfcOrE8.dll
Resource
win10v2004-20260513-en
3 signatures
150 seconds
Behavioral task
behavioral2
Sample
PdfcOrE8.dll
Resource
win11ltsc2024-20260709-en
3 signatures
150 seconds
Behavioral task
behavioral3
Sample
Vat.N0.20260804142245.exe
Resource
win10v2004-20260513-en
15 signatures
150 seconds
Behavioral task
behavioral4
Sample
Vat.N0.20260804142245.exe
Resource
win11ltsc2024-20260709-en
15 signatures
150 seconds
General
- Target PdfcOrE8.dll
- Size 3.8MB
- Sample260804-pdasjszbqc
- SHA256 3807ef43f7cbed1b210b64ddf532f9646482d4f4366b060a692c8598ab01e3aa
- MD5 828d56db8d6ecb84f456a588a0d46852
- SHA1 1961fb46cb27c5012669d997e736d100627f4ece
- SHA512 86df535dbabdff8a8c7113c92c6beb1e81ce4456832a69c31d48d2df860980b8eb9b40a99361cfced028c433fd33d3f3797c4e53b91d713696e9096fdd9f2388
- SSDEEP 98304:UxXIrHdD52XJXi6zfBboqhpkLxnArdxOrxSLgkfjsSzPyiAbA:UxW9D5+XroqhpYxnArDMxLkfIsEs
- TLSH T12D06D0013541C07BD5EF1E305A39BAB9F2BDFA7006F500CF36D4A799297289385267AB
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
8/10
Malware Config
Signatures
- Badlisted process makes network request 16 IoCs
Network request originating from process or tool commonly abused by malware.
flow pid Process 9 724 rundll32.exe 13 724 rundll32.exe 14 724 rundll32.exe 16 724 rundll32.exe 27 724 rundll32.exe 36 724 rundll32.exe 38 724 rundll32.exe 39 724 rundll32.exe 50 724 rundll32.exe 51 724 rundll32.exe 52 724 rundll32.exe 54 724 rundll32.exe 60 724 rundll32.exe 61 724 rundll32.exe 62 724 rundll32.exe 63 724 rundll32.exe - System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 4704 wrote to memory of 724 4704 rundll32.exe 85
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\PdfcOrE8.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:4704 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\PdfcOrE8.dll,#12⤵
- Badlisted process makes network request
- System Location Discovery: System Language Discovery
PID:724
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\BDAHZAG5\bat[1].js
- Size 53KB
- SHA256 855230e1321917153b6859521e1ccfab0dce7497f88645e73d7e6db9c4bbe3b1
- MD5 d9200f6aeb863daa8622d6d04b6439ce
- SHA1 27f04243174adb38dc4297bf48df84bd6f81ee4e
- SHA512 8bed70ccf60061743fb71be37b2a56cdf918063cd01fb33d0d2edead3e1270b27a2c6d92735c08ceb542c71d4df4b8e2f09c84bc16a0df5a8563f0e33d155e9d
- SSDEEP 768:YcMOGhicg/XNIh5HQm3mT1koLQBExf6ybGVGOjJDuOk:TMOGkcgVE34Lbxf6ybGMic
- TLSH T104430B4333509A7646F9419C786A2903A336570E30BE70DC7A8CF8E6945DE4B7237B7A
- MD5 SHA1 SHA512 SSDEEP TLSH