Analysis

  • max time kernel
    121s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02-03-2023 14:28

General

  • Target

    TTRES322023.exe

  • Size

    6KB

  • MD5

    f85feb08f3741cdf99507d8d961abf1d

  • SHA1

    affada16c452478d79c9b356b0fcedf1b0032b4f

  • SHA256

    11b0042c974567450ce2895c15455f58ead4f9b80d73c79b395db7f0a8bf9fd9

  • SHA512

    972c59140fa0a61858d81b0dd7bf50ea6ec0b85faa1d7b50c2c6dd52c8b2eb0274fe666124f7879b5b2f1b4fc1aed9e4a76a820cd6aa720ad981af0a98dca727

  • SSDEEP

    96:N2uEMz82IfnbA2yrLP3ZI5RZQDwKAu7dkTQiLzNt:NpkfnbA7LPZWTWwKaT5N

Malware Config

Extracted

Family

purecrypter

C2

http://85.31.45.42/Vsrhv.dat

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\TTRES322023.exe
    "C:\Users\Admin\AppData\Local\Temp\TTRES322023.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:116

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/116-133-0x0000000000EC0000-0x0000000000EC8000-memory.dmp

    Filesize

    32KB

  • memory/116-134-0x0000000005D00000-0x00000000062A4000-memory.dmp

    Filesize

    5.6MB

  • memory/116-135-0x00000000057F0000-0x0000000005882000-memory.dmp

    Filesize

    584KB

  • memory/116-136-0x0000000005710000-0x000000000571A000-memory.dmp

    Filesize

    40KB

  • memory/116-137-0x0000000005990000-0x00000000059A0000-memory.dmp

    Filesize

    64KB

  • memory/116-138-0x0000000005990000-0x00000000059A0000-memory.dmp

    Filesize

    64KB