Analysis

  • max time kernel
    120s
  • max time network
    19s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    18-10-2024 02:00

General

  • Target

    44aa979d70c28e001b71f0073cc3a12c90800b8ef1fc94b1a105b484bcf9d01cN.exe

  • Size

    74KB

  • MD5

    0b8d97f20f6c88b444c230f508c78960

  • SHA1

    5023c9a6e8ced323a4f0bca30809b5c21a466aca

  • SHA256

    44aa979d70c28e001b71f0073cc3a12c90800b8ef1fc94b1a105b484bcf9d01c

  • SHA512

    8ae237a3b34481f2bc97288ba0c3e2442066e3f5c81ecb53807e2caec5d944cb818575a8adff238d86e38f1d9ab95d002d8bcbda86faf4dadb53e1b2a80c456a

  • SSDEEP

    768:V7Blpf/FAK65euBT37CPKKQSjyJJ1EXBwzEXBwdcMcI9woOzOuiJfoOzOuiJu+Zl:V7Zf/FAxTWoJJ7T4MKTW7JJ7T4MC7z

Malware Config

Signatures

  • Renames multiple (325) files with added filename extension

    This suggests ransomware activity of encrypting all the files on the system.

  • UPX packed file 4 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Drops file in Program Files directory 64 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

Processes

  • C:\Users\Admin\AppData\Local\Temp\44aa979d70c28e001b71f0073cc3a12c90800b8ef1fc94b1a105b484bcf9d01cN.exe
    "C:\Users\Admin\AppData\Local\Temp\44aa979d70c28e001b71f0073cc3a12c90800b8ef1fc94b1a105b484bcf9d01cN.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    PID:2100

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\$Recycle.Bin\S-1-5-21-3692679935-4019334568-335155002-1000\desktop.ini.tmp

    Filesize

    75KB

    MD5

    855d85297562d46f4692d3067b06bb1c

    SHA1

    ed8fee5c366a69c717df50dbbee31c2fbd5fd946

    SHA256

    7459368d3ad9fa6b753df7c9724afc2cfb93706bf3dccad5a666cd6536ba2493

    SHA512

    86bfd0fb39a7020b853b663620fcf267efe2ce56e411b1f111f2684adecbfda7b0968b0a632bca1f5e044a5af7a4e8c6099dbafbf723fd182e0930dfdcf54b6c

  • C:\MSOCache\All Users\{90140000-0011-0000-0000-0000000FF1CE}-C\Office64WW.xml.tmp

    Filesize

    84KB

    MD5

    979273a3837740223423052f05918f52

    SHA1

    873881ad1a8cfaab1a24ae1a17a489bc4fca24a8

    SHA256

    03728592f5d7316d950eb5278b418ef51c0ece06254a799d6c415faf6bf7193f

    SHA512

    c4adbe49800391fdbca49da3de9fe776a1d8e038116eccb92bcb1cb7d750b3d97592f947418b72c004920c2e59a4e4fb5ab594eef531ce8a4551ae8e5ab73979

  • memory/2100-0-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2100-18-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB