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Analysis

  • max time kernel
    119s
  • max time network
    104s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16/10/2024, 03:58

General

  • Target

    e8fd8f2cc58473bc2feff9da7a3089475b1042c16142b4d0ca01bf89101c8865N.exe

  • Size

    61KB

  • MD5

    7f24edd76b2b27d42a6271c64f5ae340

  • SHA1

    39c2b65c03bc0b63bbe4970921b1f559bd1ec387

  • SHA256

    e8fd8f2cc58473bc2feff9da7a3089475b1042c16142b4d0ca01bf89101c8865

  • SHA512

    5bd4da7fb0636619f1a2127e6c6ff34cc59c8df6d1a0612e82a4085318be34cae228f0fd5802524d1fcf4202e070f4730234be38048bd11b53821590e07b2783

  • SSDEEP

    768:V7Blpf/FAK65euBT37CPKKQSjyJJ1EXBwzEXBwdcMcwBcCBcw/tio/ti0oj1O4iB:V7Zf/FAxTWoJJ7TTQoQ/IV

Malware Config

Signatures

  • Renames multiple (4365) 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\e8fd8f2cc58473bc2feff9da7a3089475b1042c16142b4d0ca01bf89101c8865N.exe
    "C:\Users\Admin\AppData\Local\Temp\e8fd8f2cc58473bc2feff9da7a3089475b1042c16142b4d0ca01bf89101c8865N.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    PID:4856

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\$Recycle.Bin\S-1-5-21-2045521122-590294423-3465680274-1000\desktop.ini.tmp

    Filesize

    61KB

    MD5

    69e2af3d8af5c573d57d8135d9ed48ca

    SHA1

    249476d87e1f8d6a8bde7608ed2dae7d4c3ec423

    SHA256

    43e3aa56fc293b8d9aada047ad12add2941f33226aa62c1b918b2c94ac01f2b4

    SHA512

    26d9cff801c12b9fe9300779e3f417b9408434810cbb3266913fbfc42989a244886069a83df7a5cf5fa303c2fcbf3fa39c60479e7acb6251076b583eb3249f98

  • C:\Program Files\7-Zip\7-zip.dll.tmp

    Filesize

    160KB

    MD5

    6ab15d685cba6565a49cdaa3f81e5131

    SHA1

    26106ca9071a3e8ac7da586425c63b36fae64470

    SHA256

    8a1354aab3e8ff046108a5362ef0d529b20f4587f860e1f331c13942e0c10d8d

    SHA512

    361f0f67bbcb1ea2d0e70e3cb891bf7b7de55e652d93f71bc38592e72ffd9983ba3dd00a791bb587f3f43dff4c7f2317bc7eb617c7d79150ecb343e71b051ada

  • memory/4856-0-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/4856-666-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB