Overview

overview

10

Static

static

4b448c2f70...96.exe

windows7_x64

10

4b448c2f70...96.exe

windows10_x64

10

Analysis

  • max time kernel
    150s
  • max time network
    147s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    25-12-2020 18:33

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General

  • Target

    4b448c2f70404c6b0dae7ee65bc2cd96.exe

  • Size

    172KB

  • MD5

    4b448c2f70404c6b0dae7ee65bc2cd96

  • SHA1

    4d10fb4f0f2d092aabe75fefda6b1f8e5081dcb3

  • SHA256

    e3c5d29533223d5a1cb39c9531bffce0bfbdae3b7335a8b203c034b581dda787

  • SHA512

    1e97572d22809adaa684cbf0a2acba4e6f19c93c76937b8b2f45db890607036a712e90bf6250e85658589eddcdbb5fca55b37ebb2692979654a23c6d0fb38570

Score
10/10
xpertratspecial xevasionpersistencerattrojan

Malware Config

Extracted

Family

xpertrat

Version

3.0.10

Botnet

special X

C2

papertyy.duckdns.org:4145

ghytrty.duckdns.org:4145
Mutex

G7M3E0W6-E4D2-N1R0-S0C7-P1M2G5S6Y0H4

Signatures

  • UAC bypass 3 TTPs
    evasiontrojan
  • Windows security bypass 2 TTPs
    evasiontrojan
  • XpertRAT

    XpertRAT is a remote access trojan with various capabilities.

    ratxpertrat
  • XpertRAT Core Payload 3 IoCs
  • Adds policy Run key to start application 2 TTPs 2 IoCs
    persistence
  • Windows security modification 2 TTPs 1 IoCs
    evasiontrojan
  • Adds Run key to start application 2 TTPs 4 IoCs
    persistence
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
    evasiontrojan
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs
  • System policy modification 1 TTPs 1 IoCs
    evasion

Processes

  • C:\Users\Admin\AppData\Local\Temp\4b448c2f70404c6b0dae7ee65bc2cd96.exe
    "C:\Users\Admin\AppData\Local\Temp\4b448c2f70404c6b0dae7ee65bc2cd96.exe"
    1⤵
    • Windows security modification
    • Checks whether UAC is enabled
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    • System policy modification
    PID:732
    • C:\Program Files (x86)\Internet Explorer\iexplore.exe
      C:\Users\Admin\AppData\Local\Temp\4b448c2f70404c6b0dae7ee65bc2cd96.exe
      2⤵
      • Adds policy Run key to start application
      • Adds Run key to start application
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:2424

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

2
T1060

Privilege Escalation

Bypass User Account Control

1
T1088

Defense Evasion

Bypass User Account Control

1
T1088

Disabling Security Tools

3
T1089

Modify Registry

6
T1112

Credential Access

Discovery

System Information Discovery

1
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

  • memory/2424-4-0x0000000000400000-0x0000000000443000-memory.dmp
    Filesize

    268KB

    Download
  • memory/2424-5-0x0000000000401364-mapping.dmp
    Download
  • memory/2424-6-0x0000000000400000-0x0000000000443000-memory.dmp
    Filesize

    268KB

    Download