3807ef43f7cbed1b210b64ddf532f9646482d4f4366b060a692c8598ab01e3aa

Analysis

max time kernel
148s
max time network
154s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
04/08/2026, 12:12

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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

discovery

Malware Config

Signatures

Badlisted process makes network request 13 IoCs

Network request originating from process or tool commonly abused by malware.

flow	pid	Process
4	1812	rundll32.exe
5	1812	rundll32.exe
6	1812	rundll32.exe
7	1812	rundll32.exe
10	1812	rundll32.exe
11	1812	rundll32.exe
12	1812	rundll32.exe
13	1812	rundll32.exe
15	1812	rundll32.exe
20	1812	rundll32.exe
22	1812	rundll32.exe
26	1812	rundll32.exe
27	1812	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.

discovery

System Language Discovery

T1614.001

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 3316 wrote to memory of 1812	3316	rundll32.exe	89

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\PdfcOrE8.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3316
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\PdfcOrE8.dll,#1
  2⤵
  - Badlisted process makes network request
  - System Location Discovery: System Language Discovery
  PID:1812

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

bat[1].js

Path C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\GUSZP5YK\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

Submit Download

segoeui-vf-display.BxQqxUD_[1].woff2

Path C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\HEUA9JR4\segoeui-vf-display.BxQqxUD_[1].woff2
Size 118KB
SHA256 98cbef7ed37298ede5c635e8b58b4f8d89b6c2211a4d10b6723118f0812b87e2
MD5 5c8aa5a64fed9dfbbc13261567c5d890
SHA1 0c89ea5a55eb53d37a0a196f02af34bd2f140376
SHA512 46468f5f245a48c4d2bdea87015b1caeb56c86bf33bb3e0c94f4672b93d7dd46e618493e589d3bc231527b92b3909552e976f38fe6d159483cace94b88bb344f
SSDEEP 3072:UGc/UmuFO6UIK4TXP5GdjGYVrx9pywimZKPQvXLIWMZ1:Y5eKuXkdjGYVr5ywRrDIW+1
TLSH
T180C312B64F36276656A2F8B63D50B2F1D96443093B712477C53D91CCFB8D084C48ABBA
MD5 SHA1 SHA512 SSDEEP TLSH