Overview

overview

10

Static

static

3

pumper.exe

windows10-2004-x64

10

pumper.exe

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    pumper.exe
  • Size 12.7MB
  • Sample260706-cjacracy9j
  • SHA256 d2111dfe82826ebd5fa71bf2e56ab0f9deafe531376e1d0b7b4b6fb081f6c2c9
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
defense_evasionexecutionpersistencepyinstaller

Malware Config

Targets

    • Target
      pumper.exe
    • Size 12.7MB
    • SHA256 d2111dfe82826ebd5fa71bf2e56ab0f9deafe531376e1d0b7b4b6fb081f6c2c9
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    defense_evasionexecutionpersistencepyinstaller

    • Modifies WinLogon for persistence

      persistence

    • Looks for VirtualBox Guest Additions in registry

      defense_evasion

    • Looks for VMWare Tools registry key

      defense_evasion

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Loads dropped DLL

    • Looks up external IP address via web service

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

    • Maps connected drives based on registry

      Disk information is often read in order to detect sandboxing environments.

    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks