Analysis

  • max time kernel
    150s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230703-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18-07-2023 16:52

General

  • Target

    Client.exe

  • Size

    58KB

  • MD5

    c16d714f359d4659a1f5fef8be99fd30

  • SHA1

    791f114b0eca05e9792e3248e3d1bf12faa22d28

  • SHA256

    33d49b9ad752f7b92649e62770841545de758850bbeb1ccfc746855f2cebe594

  • SHA512

    38d5b7a37836782fc0dbf170273572ffad76827c40c2ca8e73dddd23cfb2642947409200a2dc2e72d19867a5a41c7ab1ce724de1cd40f3be9bb509180a7191bc

  • SSDEEP

    768:G+UqXqUDmxqoF2vLSFoRd0Rp0wo3sQhLOqwoE/6DuVWTDqEJPxVchVWTDgV1VaXN:btqFqZWDnc1OkE/6DUUjPxVcjUEP0N

Score
10/10

Malware Config

Extracted

Family

xworm

C2

168.119.98.142:4100

Mutex

lZosFAAAHlhl0uFX

Attributes
  • install_file

    USB.exe

aes.plain

Signatures

  • Xworm

    Xworm is a remote access trojan written in C#.

  • Drops startup file 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Client.exe
    "C:\Users\Admin\AppData\Local\Temp\Client.exe"
    1⤵
    • Drops startup file
    • Suspicious use of AdjustPrivilegeToken
    PID:4848

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/4848-133-0x0000000000650000-0x0000000000660000-memory.dmp

    Filesize

    64KB

  • memory/4848-134-0x00007FFC5CFE0000-0x00007FFC5DAA1000-memory.dmp

    Filesize

    10.8MB

  • memory/4848-137-0x0000000000F00000-0x0000000000F10000-memory.dmp

    Filesize

    64KB

  • memory/4848-138-0x00007FFC5CFE0000-0x00007FFC5DAA1000-memory.dmp

    Filesize

    10.8MB

  • memory/4848-139-0x0000000000F00000-0x0000000000F10000-memory.dmp

    Filesize

    64KB