Overview

overview

10

Static

static

fb81336ee6...26.exe

windows7_x64

10

fb81336ee6...26.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    157s
  • max time network
    165s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-en-20220112
  • submitted
    11-02-2022 06:22

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General

  • Target

    fb81336ee621095c2ee45675a0f51537a410ebdf08de3b04004d06b9e271db26.exe

  • Size

    54KB

  • MD5

    7b3b486072cc0e27155fc0650fe4e42b

  • SHA1

    3fa908c890743e4f93f6250220bd137433198bcb

  • SHA256

    fb81336ee621095c2ee45675a0f51537a410ebdf08de3b04004d06b9e271db26

  • SHA512

    8e037694902f4ea6dadcce841fe1face23d77756f7bc0bb4af82d35a34dfc0f32a9400296672f77fdc7c62498e8bf8a07439d6427d9a359923ae16fe34051c55

Score
10/10
globeimposterpersistenceransomwarespywarestealer

Malware Config

Signatures

  • GlobeImposter

    GlobeImposter is a ransomware first seen in 2017.

    ransomwareglobeimposter
  • Suspicious use of NtCreateProcessExOtherParentProcess 1 IoCs
  • Modifies extensions of user files 7 IoCs

    Ransomware generally changes the extension on encrypted files.

    ransomware
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

    spywarestealer
  • Adds Run key to start application 2 TTPs 2 IoCs
    persistence
  • Drops desktop.ini file(s) 24 IoCs
  • Drops file in Windows directory 1 IoCs
  • Program crash 2 IoCs
  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Enumerates system info in registry 2 TTPs 4 IoCs
  • Modifies data under HKEY_USERS 45 IoCs
  • Modifies registry class 55 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\fb81336ee621095c2ee45675a0f51537a410ebdf08de3b04004d06b9e271db26.exe
    "C:\Users\Admin\AppData\Local\Temp\fb81336ee621095c2ee45675a0f51537a410ebdf08de3b04004d06b9e271db26.exe"
    1⤵
    • Modifies extensions of user files
    • Adds Run key to start application
    • Drops desktop.ini file(s)
    • Suspicious behavior: EnumeratesProcesses
    PID:2976
  • C:\Windows\system32\MusNotifyIcon.exe
    %systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 0
    1⤵
    • Checks processor information in registry
    PID:3256
  • C:\Windows\System32\svchost.exe
    C:\Windows\System32\svchost.exe -k NetworkService -p
    1⤵
    • Drops file in Windows directory
    • Modifies data under HKEY_USERS
    PID:1784
  • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
    "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
    1⤵
    • Enumerates system info in registry
    • Modifies registry class
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:216
    • C:\Windows\system32\WerFault.exe
      C:\Windows\system32\WerFault.exe -u -p 216 -s 4640
      2⤵
      • Program crash
      PID:732
  • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
    "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
    1⤵
    • Enumerates system info in registry
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    PID:1352
    • C:\Windows\system32\WerFault.exe
      C:\Windows\system32\WerFault.exe -u -p 1352 -s 3872
      2⤵
      • Program crash
      • Suspicious behavior: EnumeratesProcesses
      PID:1196
  • C:\Windows\system32\WerFault.exe
    C:\Windows\system32\WerFault.exe -pss -s 404 -p 1352 -ip 1352
    1⤵
    • Suspicious use of NtCreateProcessExOtherParentProcess
    • Suspicious use of WriteProcessMemory
    PID:2536

Network

MITRE ATT&CK Enterprise v6

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