Analysis

  • max time kernel
    143s
  • max time network
    128s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22/05/2024, 11:51

General

  • Target

    ZAMOWIEN.exe

  • Size

    1.4MB

  • MD5

    a7afb929a4be723fd2c352dad4197c6c

  • SHA1

    1357ae925d422ba0b98f14322e73de0cf88e6903

  • SHA256

    616441c74c95a52ec38217d221e79cee12ec87dc0e7276059b5be1274382dd5a

  • SHA512

    418fde024c04c7e17391d325f06eb0ff6b1ac3bda83e333749e824746688549972eab1a32799a78c24ed6c0df83369536c6d00a4d7b42e503a5c9bdb016e7d7f

  • SSDEEP

    24576:yn25nPkW3amy8sQxeWcktTjbJ4/auDyEEEEEEEEEEEEEEEEEEEETKKKKKKKKKKKr:yn2kGy7wTjbq/DyEEEEEEEEEEEEEEEEm

Score
10/10

Malware Config

Extracted

Credentials

  • Protocol:
    ftp
  • Host:
    ftp.rusticpensiune.ro
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    99AM}+NZ&CCq!4Vq)9!(zXx01.lQ!~nS.fBnY,4Z~fjHnGo*B3Gd;B{Q1!%-Xw--%vn^0%nt

Signatures

  • Executes dropped EXE 1 IoCs
  • Reads WinSCP keys stored on the system 2 TTPs

    Tries to access WinSCP stored sessions.

  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 2 TTPs

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

  • Suspicious use of SetThreadContext 1 IoCs
  • Script User-Agent 2 IoCs

    Uses user-agent string associated with script host/environment.

  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ZAMOWIEN.exe
    "C:\Users\Admin\AppData\Local\Temp\ZAMOWIEN.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1592
    • C:\Users\Public\Libraries\kmsdfhlV.pif
      C:\Users\Public\Libraries\kmsdfhlV.pif
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3068
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=4268,i,18168883380598738769,14202261231630113808,262144 --variations-seed-version --mojo-platform-channel-handle=4300 /prefetch:8
    1⤵
      PID:1620

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\Users\Public\Libraries\kmsdfhlV.pif

            Filesize

            66KB

            MD5

            c116d3604ceafe7057d77ff27552c215

            SHA1

            452b14432fb5758b46f2897aeccd89f7c82a727d

            SHA256

            7bcdc2e607abc65ef93afd009c3048970d9e8d1c2a18fc571562396b13ebb301

            SHA512

            9202a00eeaf4c5be94de32fd41bfea40fc32d368955d49b7bad2b5c23c4ebc92dccb37d99f5a14e53ad674b63f1baa6efb1feb27225c86693ead3262a26d66c6

          • memory/1592-0-0x0000000000BB0000-0x0000000000BB1000-memory.dmp

            Filesize

            4KB

          • memory/1592-1-0x0000000000400000-0x0000000000578000-memory.dmp

            Filesize

            1.5MB

          • memory/3068-7-0x0000000000400000-0x0000000001400000-memory.dmp

            Filesize

            16.0MB

          • memory/3068-4-0x0000000000400000-0x0000000001400000-memory.dmp

            Filesize

            16.0MB

          • memory/3068-9-0x000000007344E000-0x000000007344F000-memory.dmp

            Filesize

            4KB

          • memory/3068-10-0x0000000025C00000-0x0000000025C5A000-memory.dmp

            Filesize

            360KB

          • memory/3068-11-0x0000000028790000-0x0000000028D34000-memory.dmp

            Filesize

            5.6MB

          • memory/3068-12-0x0000000026110000-0x000000002616A000-memory.dmp

            Filesize

            360KB

          • memory/3068-13-0x0000000073440000-0x0000000073BF0000-memory.dmp

            Filesize

            7.7MB

          • memory/3068-17-0x0000000026110000-0x0000000026163000-memory.dmp

            Filesize

            332KB

          • memory/3068-19-0x0000000026110000-0x0000000026163000-memory.dmp

            Filesize

            332KB

          • memory/3068-15-0x0000000026110000-0x0000000026163000-memory.dmp

            Filesize

            332KB

          • memory/3068-63-0x0000000026110000-0x0000000026163000-memory.dmp

            Filesize

            332KB

          • memory/3068-39-0x0000000026110000-0x0000000026163000-memory.dmp

            Filesize

            332KB

          • memory/3068-14-0x0000000026110000-0x0000000026163000-memory.dmp

            Filesize

            332KB

          • memory/3068-73-0x0000000026110000-0x0000000026163000-memory.dmp

            Filesize

            332KB

          • memory/3068-71-0x0000000026110000-0x0000000026163000-memory.dmp

            Filesize

            332KB

          • memory/3068-69-0x0000000026110000-0x0000000026163000-memory.dmp

            Filesize

            332KB

          • memory/3068-67-0x0000000026110000-0x0000000026163000-memory.dmp

            Filesize

            332KB

          • memory/3068-65-0x0000000026110000-0x0000000026163000-memory.dmp

            Filesize

            332KB

          • memory/3068-61-0x0000000026110000-0x0000000026163000-memory.dmp

            Filesize

            332KB

          • memory/3068-59-0x0000000026110000-0x0000000026163000-memory.dmp

            Filesize

            332KB

          • memory/3068-57-0x0000000026110000-0x0000000026163000-memory.dmp

            Filesize

            332KB

          • memory/3068-55-0x0000000026110000-0x0000000026163000-memory.dmp

            Filesize

            332KB

          • memory/3068-53-0x0000000026110000-0x0000000026163000-memory.dmp

            Filesize

            332KB

          • memory/3068-51-0x0000000026110000-0x0000000026163000-memory.dmp

            Filesize

            332KB

          • memory/3068-49-0x0000000026110000-0x0000000026163000-memory.dmp

            Filesize

            332KB

          • memory/3068-47-0x0000000026110000-0x0000000026163000-memory.dmp

            Filesize

            332KB

          • memory/3068-45-0x0000000026110000-0x0000000026163000-memory.dmp

            Filesize

            332KB

          • memory/3068-43-0x0000000026110000-0x0000000026163000-memory.dmp

            Filesize

            332KB

          • memory/3068-41-0x0000000026110000-0x0000000026163000-memory.dmp

            Filesize

            332KB

          • memory/3068-37-0x0000000026110000-0x0000000026163000-memory.dmp

            Filesize

            332KB

          • memory/3068-35-0x0000000026110000-0x0000000026163000-memory.dmp

            Filesize

            332KB

          • memory/3068-33-0x0000000026110000-0x0000000026163000-memory.dmp

            Filesize

            332KB

          • memory/3068-31-0x0000000026110000-0x0000000026163000-memory.dmp

            Filesize

            332KB

          • memory/3068-29-0x0000000026110000-0x0000000026163000-memory.dmp

            Filesize

            332KB

          • memory/3068-27-0x0000000026110000-0x0000000026163000-memory.dmp

            Filesize

            332KB

          • memory/3068-25-0x0000000026110000-0x0000000026163000-memory.dmp

            Filesize

            332KB

          • memory/3068-23-0x0000000026110000-0x0000000026163000-memory.dmp

            Filesize

            332KB

          • memory/3068-21-0x0000000026110000-0x0000000026163000-memory.dmp

            Filesize

            332KB

          • memory/3068-766-0x0000000073440000-0x0000000073BF0000-memory.dmp

            Filesize

            7.7MB

          • memory/3068-765-0x00000000286D0000-0x0000000028736000-memory.dmp

            Filesize

            408KB

          • memory/3068-764-0x0000000073440000-0x0000000073BF0000-memory.dmp

            Filesize

            7.7MB

          • memory/3068-767-0x0000000029610000-0x0000000029660000-memory.dmp

            Filesize

            320KB

          • memory/3068-768-0x0000000029660000-0x00000000296FC000-memory.dmp

            Filesize

            624KB

          • memory/3068-769-0x0000000029D70000-0x0000000029E02000-memory.dmp

            Filesize

            584KB

          • memory/3068-770-0x0000000029FB0000-0x0000000029FBA000-memory.dmp

            Filesize

            40KB

          • memory/3068-773-0x000000007344E000-0x000000007344F000-memory.dmp

            Filesize

            4KB

          • memory/3068-774-0x0000000073440000-0x0000000073BF0000-memory.dmp

            Filesize

            7.7MB