Analysis

  • max time kernel
    150s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231025-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231025-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-11-2023 16:25

General

  • Target

    RH23148 PO-1483.scr.exe

  • Size

    14KB

  • MD5

    87855d601e472d9d37e772e53029dacf

  • SHA1

    dd320d1aab72cf9c3f3f7fb08a71aeab98309fd4

  • SHA256

    39b10e16dcda487ccf77695191c4c5e45d7e3b1ca85099f4bd934f260dc7ef62

  • SHA512

    c396621f95faaae4fb94f309b498f1f52620bf912ca5e2cd75dfd3ec2f796ebae31f44ebb749691f9cbaf26ad7546200697c534bdd1d530cd22bb504ff733c93

  • SSDEEP

    192:Cebp4jyqq7b2GG0/j4XlOgTQe4tt9nSidoo79ED607Ib:CebayqO2GGxXlDTQe49SCMI

Malware Config

Extracted

Family

purecrypter

C2

https://suad.group/Lypqx.mp3

Signatures

  • PureCrypter

    PureCrypter is a .NET malware loader first seen in early 2021.

  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\RH23148 PO-1483.scr.exe
    "C:\Users\Admin\AppData\Local\Temp\RH23148 PO-1483.scr.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:1516

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/1516-0-0x000002C38C800000-0x000002C38C808000-memory.dmp

    Filesize

    32KB

  • memory/1516-1-0x00007FFC636A0000-0x00007FFC64161000-memory.dmp

    Filesize

    10.8MB

  • memory/1516-2-0x000002C3A6CC0000-0x000002C3A6CD0000-memory.dmp

    Filesize

    64KB

  • memory/1516-3-0x00007FFC636A0000-0x00007FFC64161000-memory.dmp

    Filesize

    10.8MB