Analysis

  • max time kernel
    150s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-02-2023 08:33

General

  • Target

    Payment___xls.exe

  • Size

    7KB

  • MD5

    cd766ac1acfc6365d1d826aa2fb6a691

  • SHA1

    e5a70f024e980ef1798f931dd21201d521f62c21

  • SHA256

    d0c7b1871dcff0b63e5363ba3ed275e0525704c3a44b622715be7de5fa6dc670

  • SHA512

    ea282993edbc8caf56d24e23e14c066930a72dc8bb339fff44a48300f55bf8396b70b684e7ccad72cf2f4d62185b79fef2694d1e52225d0db1f29362a2f610e3

  • SSDEEP

    96:4mFQgbeSBVLX50UFHCQViL8s6smNR5XsMRW592cPLEkdefRazNt:FFhySJHoLN6ZfNRW2EtQZc

Malware Config

Extracted

Family

purecrypter

C2

https://carlcederlaw.com/thh/Ooujgro.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\Payment___xls.exe
    "C:\Users\Admin\AppData\Local\Temp\Payment___xls.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:4028

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/4028-133-0x0000000000DD0000-0x0000000000DD8000-memory.dmp

    Filesize

    32KB

  • memory/4028-134-0x0000000005680000-0x0000000005690000-memory.dmp

    Filesize

    64KB

  • memory/4028-135-0x0000000005680000-0x0000000005690000-memory.dmp

    Filesize

    64KB