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Analysis

  • max time kernel
    31s
  • max time network
    34s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    06/03/2023, 13:01

General

  • Target

    JEALPER, SLU CONSTRUCCIONES S.L OFERTA 06032003.exe

  • Size

    431KB

  • MD5

    fa11625713888e5cfaaccc9d82eaab58

  • SHA1

    2c74fbcc7ebaa7d3c111c62edc6693557575b1e8

  • SHA256

    60b44811e34b25b5b2dd20695ec6df5c1b6598248dcf7d1bc819996c770f8e22

  • SHA512

    fac95b62527590fd40ef6aa1245782877d352d36c58860b2fc9a0919a6cd236beebdbfec6194fc2b9297be821501fa2908686966878faa93a7ae77dcb6f77dcd

  • SSDEEP

    6144:HbUTp15lOVWR4vFSf00DZUNAIIn2ZEq30TygnfI6RvLYEXi90sqVM+LA:HIJlsW8200VUpEZu6RDjsy6

Score
7/10

Malware Config

Signatures

  • Loads dropped DLL 1 IoCs
  • Drops file in Program Files directory 2 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\JEALPER, SLU CONSTRUCCIONES S.L OFERTA 06032003.exe
    "C:\Users\Admin\AppData\Local\Temp\JEALPER, SLU CONSTRUCCIONES S.L OFERTA 06032003.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in Program Files directory
    • Drops file in Windows directory
    PID:1324

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • \Users\Admin\AppData\Local\Temp\nsd395B.tmp\System.dll

    Filesize

    11KB

    MD5

    7399323923e3946fe9140132ac388132

    SHA1

    728257d06c452449b1241769b459f091aabcffc5

    SHA256

    5a1c20a3e2e2eb182976977669f2c5d9f3104477e98f74d69d2434e79b92fdc3

    SHA512

    d6f28ba761351f374ae007c780be27758aea7b9f998e2a88a542eede459d18700adffe71abcb52b8a8c00695efb7ccc280175b5eeb57ca9a645542edfabb64f1

  • memory/1324-68-0x0000000003080000-0x0000000005C6D000-memory.dmp

    Filesize

    43.9MB

  • memory/1324-69-0x0000000003080000-0x0000000005C6D000-memory.dmp

    Filesize

    43.9MB