Analysis

  • max time kernel
    150s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    06/10/2024, 09:35

General

  • Target

    2de3c23961af5f6dfb3b7e4a4d033b695a1dd517823ff8434d40688c896fe9ddN.exe

  • Size

    54KB

  • MD5

    72c81af858b4894ae917f0a1411a9c00

  • SHA1

    348bda45b36d2e3f49f8a5ca6d36fec3efe4863c

  • SHA256

    2de3c23961af5f6dfb3b7e4a4d033b695a1dd517823ff8434d40688c896fe9dd

  • SHA512

    faaf4552a8b0288a31ce6821587fcc70dcd7da17317fb80f26e7e88e2ae77d3152744f08cc36f17838597f0ada58066bdb2c9fa2cca396d157f5792533a27214

  • SSDEEP

    768:V7Blpf/FAK65euBT37CPKKQSjyJJ1EXBwzEXBwdcMcI9+qiuX:V7Zf/FAxTWoJJ7TeuX

Malware Config

Signatures

  • Renames multiple (3529) 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\2de3c23961af5f6dfb3b7e4a4d033b695a1dd517823ff8434d40688c896fe9ddN.exe
    "C:\Users\Admin\AppData\Local\Temp\2de3c23961af5f6dfb3b7e4a4d033b695a1dd517823ff8434d40688c896fe9ddN.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    PID:2880

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\$Recycle.Bin\S-1-5-21-3434294380-2554721341-1919518612-1000\desktop.ini.tmp

          Filesize

          54KB

          MD5

          e70012261586f4482789f37d8bb2b209

          SHA1

          b89a95dcb26fa1fffcf99ec8162c03f5aea858f0

          SHA256

          fc8f034b347ddad92fe94c251118b46fc393744b6b46042f1ef1f46dbbcd1f4c

          SHA512

          8ccd4d4f92ad864623f26042b700004baab4d2beabf5763a0935fa187599ef8f9df1e9332a74d93963eac729a467e4323a9e609e0098ebc81d30c2db81136e82

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

          Filesize

          63KB

          MD5

          859e58b5ad8ec4f063f6bfa463efa316

          SHA1

          3e90d1a77b870eb3c399bab59b0d8e3b5bf980d6

          SHA256

          66d16de300d1b2e786f4f1c1af2a0a3ad05cebc65421229c170f9079128c0936

          SHA512

          f531861b9f2758f96afb99798a0ede2adf2e1f65f01e04c0c945c373ed3767700edc05c6b6140b794460589fdc279c1304faab92083e7bd929969806b6f9bf5e

        • memory/2880-0-0x0000000000400000-0x000000000040B000-memory.dmp

          Filesize

          44KB

        • memory/2880-70-0x0000000000400000-0x000000000040B000-memory.dmp

          Filesize

          44KB