Overview

overview

10

Static

static

10

e5dfe8f83f...c4.exe

windows7-x64

10

e5dfe8f83f...c4.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    128s
  • max time network
    141s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    09-06-2024 05:33

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General

  • Target

    e5dfe8f83fca027dea3ecc628e7850c4.exe

  • Size

    81KB

  • MD5

    e5dfe8f83fca027dea3ecc628e7850c4

  • SHA1

    f2194b4613aedb8702cc161b9670e8dc1b978b88

  • SHA256

    7e658ae627231fa666375b4588278cc20568a9862b19b268e12f8f4e468bacb3

  • SHA512

    8dddbf96ace41924158553a99b81694a44d4b683790697cc631a367729850aae929e6aa82fbd3e6157b7815a0039c152616f04d4f5f5defbc0e7b7e850ab323c

  • SSDEEP

    1536:h7W0MC2QDUscAA+mJ7uWBHd1bw+brJcYVYrp8E9dqiqaqOQtDvejyjDpE:hwCrDTPADJ7v/M+brKCOQgmjNE

Score
10/10
xwormpersistencerattrojan

Malware Config

Extracted

Family

xworm

Attributes
  • Install_directory

    %AppData%

  • install_file

    XClient.exe

  • pastebin_url

    https://pastebin.com/raw/Xei4S8Yz

Signatures

  • Detect Xworm Payload 1 IoCs
  • Xworm

    Xworm is a remote access trojan written in C#.

    trojanratxworm
  • Drops startup file 2 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e5dfe8f83fca027dea3ecc628e7850c4.exe
    "C:\Users\Admin\AppData\Local\Temp\e5dfe8f83fca027dea3ecc628e7850c4.exe"
    1⤵
    • Drops startup file
    • Adds Run key to start application
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    PID:1520

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Modify Registry

1
T1112

Credential Access

Discovery

System Information Discovery

1
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Web Service

1
T1102

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

  • memory/1520-0-0x000007FEF5F83000-0x000007FEF5F84000-memory.dmp
    Filesize

    4KB

    Download
  • memory/1520-1-0x00000000000A0000-0x00000000000BA000-memory.dmp
    Filesize

    104KB

    Download
  • memory/1520-6-0x000007FEF5F80000-0x000007FEF696C000-memory.dmp
    Filesize

    9.9MB

    Download
  • memory/1520-7-0x000007FEF5F83000-0x000007FEF5F84000-memory.dmp
    Filesize

    4KB

    Download
  • memory/1520-8-0x000007FEF5F80000-0x000007FEF696C000-memory.dmp
    Filesize

    9.9MB

    Download