Overview

overview

9

Static

static

7

9a7cf3fbe2...0N.exe

windows7-x64

9

9a7cf3fbe2...0N.exe

windows10-2004-x64

9

Analysis

  • max time kernel
    119s
  • max time network
    19s
  • platform
    windows7_x64
  • resource
    win7-20240705-en
  • resource tags

    arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
  • submitted
    27/07/2024, 05:39

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General

  • Target

    9a7cf3fbe2e39905a928b6d889fc5f90N.exe

  • Size

    43KB

  • MD5

    9a7cf3fbe2e39905a928b6d889fc5f90

  • SHA1

    52cb593f24fa31d2e881f25d14d2e41b66485851

  • SHA256

    2c42574f69a4049b93c29c11faee33ad848c584b4b40828e896f848fdf83d94c

  • SHA512

    1609dbc23adbb25a1bbd31d0a9a7247cbad19c506c0c0bf5cbd8b453770cfde3894e9c66ff534936d738f0a7333177b222b0d0c8dcfd22ad59690dff33a42467

  • SSDEEP

    768:V7Blpf/FAK65euBT37CPKKQSjyJJcbQbf1Oti1JGBQOOiQJhATNyd:V7Zf/FAxTWoJJZENTNyd

Score
9/10
discoveryransomwareupx

Malware Config

Signatures

  • Renames multiple (1100) 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\9a7cf3fbe2e39905a928b6d889fc5f90N.exe
    "C:\Users\Admin\AppData\Local\Temp\9a7cf3fbe2e39905a928b6d889fc5f90N.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    PID:1736

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\$Recycle.Bin\S-1-5-21-2172136094-3310281978-782691160-1000\desktop.ini.tmp
          Filesize

          44KB

          MD5

          0f2ce1914fe788f03b85d02fea212dbf

          SHA1

          8068937f503730dcbb61e01ba2afb6c9e35a46fb

          SHA256

          0825fbf06c599c251f9338bb131a453ebab5fbdd6afc5a6bc257b64b32cf04f6

          SHA512

          b9886e474173c8705560c35e072a3621ff21eaf4c402d534e03291e5613cf5d57610ae8bf95e75f9f47e822ff9c2ca00e402249912a96527511431fa0358b5e6

          Download Submit

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

          53KB

          MD5

          36efb331232e21c808aabce5d635cdcf

          SHA1

          4fb7fa9390a0324d279870caa27ab2e277e14870

          SHA256

          98864826352cbdd8e60b6ea4e7f2efc245f35265a438f70ec903bcab76cf44b3

          SHA512

          c52c328f866a84ed6b16c4355f06d5b22b8d15350c3e0b9dad5697fdc349dd6445154fc09ce21ef20bc119fb88fc3344f2bcd4f80740b7e1b6ecd86681e22f68

          Download Submit

        • memory/1736-0-0x0000000000400000-0x000000000040B000-memory.dmp

          Filesize

          44KB

          Download

        • memory/1736-126-0x0000000000400000-0x000000000040B000-memory.dmp

          Filesize

          44KB

          Download