Overview

overview

9

Static

static

7

65d4129f4a...0N.exe

windows7-x64

9

65d4129f4a...0N.exe

windows10-2004-x64

9

Analysis

  • max time kernel
    120s
  • max time network
    16s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    03/09/2024, 00:16

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General

  • Target

    65d4129f4a873a9a834697a83ccd07e0N.exe

  • Size

    37KB

  • MD5

    65d4129f4a873a9a834697a83ccd07e0

  • SHA1

    c0a7b72077d2bc9b6a343c307e8b3a235bd42003

  • SHA256

    d206502106300196b33f5dab4fc5a69934b0f85b496df200ec841d275050dd60

  • SHA512

    8b503a2044c1140c202917fcd6698c16b9e0099b243b7bf94cbb29beefb60aa23ca2c132873bd873cb0e4b3f3b3fd48a25a4948d5a4c5bbf24942b8234ddc316

  • SSDEEP

    768:kBT37CPKKdJJBZBZaOAOIB3jM2jMHsLzwzBXKXRZv:CTW7JJB7LD2I2IHsLMpq/

Score
9/10
discoveryransomwareupx

Malware Config

Signatures

  • Renames multiple (3454) files with added filename extension

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

    ransomware
  • UPX packed file 3 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\65d4129f4a873a9a834697a83ccd07e0N.exe
    "C:\Users\Admin\AppData\Local\Temp\65d4129f4a873a9a834697a83ccd07e0N.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    PID:2744

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

          37KB

          MD5

          2eda3140f614446fb810c542b04a6561

          SHA1

          e76289d16eb3b0495f40fd65fc8568b16708b0fe

          SHA256

          5f85336c07b1b16ff0adce60ee841ee40f3821fd27b1b799f11a27db60449f46

          SHA512

          f78ab3727cd760e92b2cb3b60dbb96476bcd9f95e255604647dbb688c8ffd03279f007cefe5e66ee4ee4169ab33e0d4bf2d0fb0b12dc8010629e366cf84078dd

          Download Submit

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

          46KB

          MD5

          e0db714d4274fd1f2d57fc74f8f2690d

          SHA1

          8f945e3b163a5fce24256cec9da38cb0d44935d3

          SHA256

          7f0ddcbba73fe8fa4abd8d4a00d21210f24c6c801e47c7378322f0d6f30cca0c

          SHA512

          9b3ec18c1b881a7b458847c7c2010cafe09786c6a109cd7bae73d7137189dbe02c7d15261c1a5e2a7d48451dd15f16b2635726c74ce0ecb26d5a2b6e9ed3c5d5

          Download Submit

        • memory/2744-3-0x0000000000400000-0x000000000040A000-memory.dmp

          Filesize

          40KB

          Download