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Analysis

  • max time kernel
    149s
  • max time network
    154s
  • platform
    windows7_x64
  • resource
    win7-20240611-en
  • resource tags

    arch:x64arch:x86image:win7-20240611-enlocale:en-usos:windows7-x64system
  • submitted
    24/06/2024, 06:38

General

  • Target

    Doc000781102.exe

  • Size

    113KB

  • MD5

    c7e267629511f510ff5e8934ceb2f382

  • SHA1

    814753fa8f15d440e36abd22ce908125ad972730

  • SHA256

    0ca211901a9024dc07ca4973a6fe71813c5d58d468117169820d6ba91ca9f23d

  • SHA512

    be04cca9194d247e665d342c62e0f9d6e26ef596fc09b6ff148b568e54b682265eff366244448745cd85d7af7702bfad4798c281a459cb65025e6aadf2975868

  • SSDEEP

    1536:M3dFtO4xLk8u2qHlllllllOdQlwEn+glllllllllllllllllll5xw5lf:MtXFjtYwiVxw5lf

Malware Config

Extracted

Family

purecrypter

C2

http://78.111.67.189/cn/Pffmtfdozq.pdf

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\Doc000781102.exe
    "C:\Users\Admin\AppData\Local\Temp\Doc000781102.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:2248

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2248-0-0x00000000741CE000-0x00000000741CF000-memory.dmp

    Filesize

    4KB

  • memory/2248-1-0x0000000000110000-0x0000000000132000-memory.dmp

    Filesize

    136KB

  • memory/2248-2-0x00000000741C0000-0x00000000748AE000-memory.dmp

    Filesize

    6.9MB

  • memory/2248-3-0x00000000741CE000-0x00000000741CF000-memory.dmp

    Filesize

    4KB

  • memory/2248-4-0x00000000741C0000-0x00000000748AE000-memory.dmp

    Filesize

    6.9MB