Analysis

  • max time kernel
    120s
  • max time network
    99s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05/10/2024, 19:40

General

  • Target

    9c869a677bf00dad3f33a9cb63409c71a02eceb5c928886b9e9bd50e11a27e5eN.exe

  • Size

    138KB

  • MD5

    4293ffd84cc7c2792fee40c42fb5dad0

  • SHA1

    2ef1abe3c10d59082ccd5eb278b63462855be098

  • SHA256

    9c869a677bf00dad3f33a9cb63409c71a02eceb5c928886b9e9bd50e11a27e5e

  • SHA512

    93d2e03abd6f0ce7cff910bd6a2af6951bf80b5e123f7a46275c1da490cfd1f28bddb1850d16eb17ae8c5706cb209f08ae7c86f024f0dc63f21a7186097ee286

  • SSDEEP

    1536:a7ZyqaFAxTWH1++PJHJXA/OsIZfzc3/Q8IZuEd4HZKMSs9w7WsLhEC7ptU8eUel:enaypQSo7Z54HZKMx4dhECVneUel

Malware Config

Signatures

  • Renames multiple (4307) 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\9c869a677bf00dad3f33a9cb63409c71a02eceb5c928886b9e9bd50e11a27e5eN.exe
    "C:\Users\Admin\AppData\Local\Temp\9c869a677bf00dad3f33a9cb63409c71a02eceb5c928886b9e9bd50e11a27e5eN.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    PID:2040

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\$Recycle.Bin\S-1-5-21-786284298-625481688-3210388970-1000\desktop.ini.tmp

          Filesize

          138KB

          MD5

          91c7857e027e0fa86d617e07d350f913

          SHA1

          bc74ab65f63d56646b24a69b73ac649eed9151bb

          SHA256

          904c44ffa69b337ca2a5a8d3b8411d0049d78b45df7be5d8418b7247e36f57f4

          SHA512

          49b7f696afb8c7e85d2d943d4942acedba0933ffc6cd71aaa48a3ed1832b7a11a4b9b1649a0db20ca20eb2259198cc8b9acf01edb18bbf690d25f5695f63ad95

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

          Filesize

          237KB

          MD5

          9e288dc09bd076a8df8dd42d5ab5f985

          SHA1

          b68151342227ab597bb3c016d6d33ed5fe4bc6e8

          SHA256

          5c9a4dde03ee3007fe2d8ad97ab74eeb614a93f1ae42f41538db7f773fb91d40

          SHA512

          42dcb93bb89fa8c198f0497fff3995f20fc7cb4a1d72425b4930537a82982e181829f62a49c32ef581f41aa463cfe60ac8689ad6d57a4b43655bfdc5f697482b

        • memory/2040-0-0x0000000000400000-0x000000000040B000-memory.dmp

          Filesize

          44KB

        • memory/2040-766-0x0000000000400000-0x000000000040B000-memory.dmp

          Filesize

          44KB