Resubmissions

03-11-2024 23:42

241103-3p5c7azqcm 10

03-11-2024 23:34

241103-3kstlazpdj 10

Analysis

  • max time kernel
    153s
  • max time network
    320s
  • platform
    windows10-ltsc 2021_x64
  • resource
    win10ltsc2021-20241023-en
  • resource tags

    arch:x64arch:x86image:win10ltsc2021-20241023-enlocale:en-usos:windows10-ltsc 2021-x64system
  • submitted
    03-11-2024 23:34

General

  • Target

    xclient.exe

  • Size

    45KB

  • MD5

    651c17165cce22fa5fff64623d178164

  • SHA1

    bc9d6fa63480a5f74625d19427270d39235f8379

  • SHA256

    ce3b14c0570e48a0a03b2d1a9a2c4c510320b155aadfd8a90e02e8601899186f

  • SHA512

    3e5405a1975455a55924df42ceff698880ba086fbb121e2aefe7c9a99470cf7315fb560dcc5310b8edb8438116c8e97887b966d46438a9c55c5bfe1fa3f54870

  • SSDEEP

    768:kurlDweV3OOVbADM9W1v9NfgkBpuAuREcNcFhlVvD4xeVhKfkgLbFEPa9pvU6iOu:kADweQKADMkV9GkSAcRaPlZrOD/FJ9Nw

Score
10/10

Malware Config

Extracted

Family

xworm

Version

5.0

C2

map-casio.gl.at.ply.gg:57345

Mutex

cJX8H6KseJKBgX6l

Attributes
  • Install_directory

    %Public%

  • install_file

    XClient.exe

aes.plain

Signatures

  • Detect Xworm Payload 1 IoCs
  • Xworm

    Xworm is a remote access trojan written in C#.

  • Xworm family
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\xclient.exe
    "C:\Users\Admin\AppData\Local\Temp\xclient.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:2068

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2068-0-0x00007FF922833000-0x00007FF922835000-memory.dmp

    Filesize

    8KB

  • memory/2068-1-0x0000000000FB0000-0x0000000000FC2000-memory.dmp

    Filesize

    72KB

  • memory/2068-2-0x00007FF922830000-0x00007FF9232F2000-memory.dmp

    Filesize

    10.8MB

  • memory/2068-3-0x00007FF922830000-0x00007FF9232F2000-memory.dmp

    Filesize

    10.8MB