Analysis

  • max time kernel
    4294193s
  • max time network
    144s
  • platform
    windows7_x64
  • resource
    win7-20220223-en
  • submitted
    06-03-2022 14:19

General

  • Target

    e50f8fd47455de0dbb75b38d0302ca736d03d3cc8f4a51b4620e55fe3466012c.exe

  • Size

    58KB

  • MD5

    776687c64bb358e34d0b162aac81b6e3

  • SHA1

    3cf5269c81fed40ec8bf3eede5eeccc315d8b40e

  • SHA256

    e50f8fd47455de0dbb75b38d0302ca736d03d3cc8f4a51b4620e55fe3466012c

  • SHA512

    4c56f650cf3b70326d84e37b9630880c633f61c5d49e782ce228cf07329f153671d5663362ae819c41bd5838b2ed46095e78fc3ac323ef675fd464915430245b

Score
10/10

Malware Config

Signatures

  • Emotet

    Emotet is a trojan that is primarily spread through spam emails.

  • Drops file in System32 directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies data under HKEY_USERS 25 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e50f8fd47455de0dbb75b38d0302ca736d03d3cc8f4a51b4620e55fe3466012c.exe
    "C:\Users\Admin\AppData\Local\Temp\e50f8fd47455de0dbb75b38d0302ca736d03d3cc8f4a51b4620e55fe3466012c.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:956
    • C:\Users\Admin\AppData\Local\Temp\e50f8fd47455de0dbb75b38d0302ca736d03d3cc8f4a51b4620e55fe3466012c.exe
      --ff4ea500
      2⤵
      • Suspicious behavior: RenamesItself
      PID:1104
  • C:\Windows\SysWOW64\resapiquery.exe
    "C:\Windows\SysWOW64\resapiquery.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1676
    • C:\Windows\SysWOW64\resapiquery.exe
      --79dc5544
      2⤵
      • Drops file in System32 directory
      • Modifies data under HKEY_USERS
      • Suspicious behavior: EnumeratesProcesses
      PID:332

Network

MITRE ATT&CK Matrix ATT&CK v6

Discovery

System Information Discovery

1
T1082

Replay Monitor

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Downloads

  • memory/1104-54-0x0000000076771000-0x0000000076773000-memory.dmp
    Filesize

    8KB