Overview

overview

9

Static

static

7

431372d467...0N.exe

windows7-x64

9

431372d467...0N.exe

windows10-2004-x64

9

Analysis

  • max time kernel
    120s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    06/08/2024, 02:10

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General

  • Target

    431372d467707b5662381939766eb9e0N.exe

  • Size

    52KB

  • MD5

    431372d467707b5662381939766eb9e0

  • SHA1

    b034bf36be60cb92211f07e3cabaa93170895d1c

  • SHA256

    2731ce9934887b25d3c419326853d3f484f317f9754788ada1a64f6b57264abc

  • SHA512

    f3ef3731131534fff3616326cfbf43d2cbc2438eff25be7cbc58a45838993b88fe177364ae5c09b1869cf0e82dcc7c7cef756de9981ec1ab19e5207ab56ab5a2

  • SSDEEP

    768:kBT37CPKKIm0CAbLg++PJHJzIWD+dVdCYgck5sIZFlzc3/Sg2aDM9uA9DM9uAFzA:CTWn1++PJHJXA/OsIZfzc3/Q8zxY5z

Score
9/10
discoveryransomwareupx

Malware Config

Signatures

  • Renames multiple (3371) files with added filename extension

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

    ransomware
  • UPX packed file 4 IoCs

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

    upx
  • 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.

    discovery

Processes

  • C:\Users\Admin\AppData\Local\Temp\431372d467707b5662381939766eb9e0N.exe
    "C:\Users\Admin\AppData\Local\Temp\431372d467707b5662381939766eb9e0N.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    PID:1884

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\$Recycle.Bin\S-1-5-21-2703099537-420551529-3771253338-1000\desktop.ini.tmp
          Filesize

          53KB

          MD5

          90ddda527fa62e30a6743a66b69f8d69

          SHA1

          5f1a6684fba3c0c279c7aaca38ac5a8a704729e1

          SHA256

          5347528eff6150fe5f950157760268e983eac6a7e4ac5d4abe3a0ccbceb1cd28

          SHA512

          fe8c17dae143fb6dc3a841540b52b737c1c36929ca96acd8b74a0ffeb05a312a1fdce0bf2bb8bfe4a31ff84d49374c4b03a361d1dc369d4395b2cf234c4aebbc

          Download Submit

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

          62KB

          MD5

          dc5fd46b074458ac9ab31fcd7367a43a

          SHA1

          7f5bbf6776c4f9de80ae18f666f6851a113b5bf8

          SHA256

          5ec4dacc08502f0630c4176eebf990c5941e3a0b93ee376997f12a8a0df0179b

          SHA512

          5aa35df73fbe293bca25d8b9fc5ff1d89b9af200bc1dbdc49b0c8c8074c12bc98a7f719a72966e433b4e5334b8ff75bcc2bd586b32572d8f50a4c60d57ea4fe1

          Download Submit

        • memory/1884-0-0x0000000000400000-0x000000000040A000-memory.dmp

          Filesize

          40KB

          Download

        • memory/1884-86-0x0000000000400000-0x000000000040A000-memory.dmp

          Filesize

          40KB

          Download