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Analysis

  • max time kernel
    147s
  • max time network
    139s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250217-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28/02/2025, 12:34

General

  • Target

    MasonClient.exe

  • Size

    41KB

  • MD5

    ab4e04ec92e45f2877d78094b542b8a4

  • SHA1

    763692a06de1c997e68189b5375e2a73799f8a38

  • SHA256

    7a6d79623432c84962f30d5ae00a8f3780068914b931f2e7107239cbaee278e7

  • SHA512

    cba2a79d1e57a6baf5642c06bcc7a58c2e8de5496bd38b51aa157b2adf064a00e78bc309fec3dd809694508661d4512b0eb36d387458621f32a0393d55444e07

  • SSDEEP

    768:S5yUdByAO99MsmYjrVkQ4yp83ErsQhJOhMeq7:SUP9bm4ZkQ83wbO6eq7

Score
10/10

Malware Config

Extracted

Family

xworm

C2

127.0.0.1:1417

abolhb.com:5050

Mutex

2cjO6NrUsyQquDSI

Attributes
  • install_file

    USB.exe

aes.plain
aes.plain

Signatures

  • Detect Xworm Payload 2 IoCs
  • Xworm

    Xworm is a remote access trojan written in C#.

  • Xworm family
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\MasonClient.exe
    "C:\Users\Admin\AppData\Local\Temp\MasonClient.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:2444

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2444-0-0x00007FFD3F913000-0x00007FFD3F915000-memory.dmp

    Filesize

    8KB

  • memory/2444-1-0x00000000000D0000-0x00000000000E0000-memory.dmp

    Filesize

    64KB

  • memory/2444-2-0x00007FFD3F910000-0x00007FFD403D1000-memory.dmp

    Filesize

    10.8MB

  • memory/2444-3-0x0000000000A20000-0x0000000000A2E000-memory.dmp

    Filesize

    56KB

  • memory/2444-4-0x00007FFD3F913000-0x00007FFD3F915000-memory.dmp

    Filesize

    8KB

  • memory/2444-5-0x00007FFD3F910000-0x00007FFD403D1000-memory.dmp

    Filesize

    10.8MB