Analysis

  • max time kernel
    130s
  • max time network
    175s
  • platform
    windows7_x64
  • resource
    win7v20210408
  • submitted
    16-05-2021 01:04

General

  • Target

    5758f0bef3b99e0d6037f43300e5c38e769d3f722769854dd8757002ff6e8b44.exe

  • Size

    135KB

  • MD5

    7978d0ffad1086c1b4d75eec333450d7

  • SHA1

    19b3bab88d955bf2f5ab1444539d80bd21d300b6

  • SHA256

    5758f0bef3b99e0d6037f43300e5c38e769d3f722769854dd8757002ff6e8b44

  • SHA512

    bba475b2bb158fa440f9eb2103a597ddc3de2611fd66a6e50378e8c58b0d2a6ed1cc87f138525f5e31f73ca71e20136e4b04f5e840b6aa8a4eeb459a4543547b

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 21 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of UnmapMainImage 4 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5758f0bef3b99e0d6037f43300e5c38e769d3f722769854dd8757002ff6e8b44.exe
    "C:\Users\Admin\AppData\Local\Temp\5758f0bef3b99e0d6037f43300e5c38e769d3f722769854dd8757002ff6e8b44.exe"
    1⤵
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:1708
    • C:\Users\Admin\AppData\Local\Temp\5758f0bef3b99e0d6037f43300e5c38e769d3f722769854dd8757002ff6e8b44.exe
      --614caaa6
      2⤵
      • Suspicious behavior: RenamesItself
      • Suspicious use of UnmapMainImage
      PID:1300
  • C:\Windows\SysWOW64\typrelated.exe
    "C:\Windows\SysWOW64\typrelated.exe"
    1⤵
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:500
    • C:\Windows\SysWOW64\typrelated.exe
      --e163d172
      2⤵
      • Drops file in System32 directory
      • Modifies data under HKEY_USERS
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of UnmapMainImage
      PID:1132

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/500-69-0x0000000000400000-0x0000000000423000-memory.dmp

    Filesize

    140KB

  • memory/1132-68-0x0000000000000000-mapping.dmp

  • memory/1300-60-0x0000000000000000-mapping.dmp

  • memory/1300-65-0x0000000000400000-0x0000000000423000-memory.dmp

    Filesize

    140KB

  • memory/1708-59-0x00000000762C1000-0x00000000762C3000-memory.dmp

    Filesize

    8KB

  • memory/1708-62-0x0000000000220000-0x0000000000231000-memory.dmp

    Filesize

    68KB

  • memory/1708-63-0x0000000000400000-0x0000000000423000-memory.dmp

    Filesize

    140KB