Analysis

  • max time kernel
    150s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    03/05/2024, 09:17

General

  • Target

    36d53ed1a353d88691dfce02c775099a.exe

  • Size

    92KB

  • MD5

    36d53ed1a353d88691dfce02c775099a

  • SHA1

    105c2afbbc0f75a04a211c355005a32c21c3eedc

  • SHA256

    9585b9286e43691426e55cc95a10476898a2760d7ca3186da1047a6d28468322

  • SHA512

    c06b0bd11fb8959aa635f35276b8dfd920c6e40326302ae4f4c8e2414a876dd75be7ec3097c4f9e5efda0e38021aa5c58f587c2e926dab4b6c617e2e7153ad9d

  • SSDEEP

    1536:67Zf/FAlsM1++PJHJXFAIuZAIuekc9zBfA1OjBWgOI3uicwa+shcBEN2iqKyC:+nymCAIuZAIuYSMjo7

Score
9/10

Malware Config

Signatures

  • Renames multiple (3548) 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

Processes

  • C:\Users\Admin\AppData\Local\Temp\36d53ed1a353d88691dfce02c775099a.exe
    "C:\Users\Admin\AppData\Local\Temp\36d53ed1a353d88691dfce02c775099a.exe"
    1⤵
    • Drops file in Program Files directory
    PID:1660

Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\$Recycle.Bin\S-1-5-21-3627615824-4061627003-3019543961-1000\desktop.ini.tmp

          Filesize

          92KB

          MD5

          493b1bfd0d1384f6accd61934a845119

          SHA1

          8622815d8c9d56f4ec2affc1e40bd89aaf5bc1ba

          SHA256

          e12ac7d424352985b002bf1963aa8bc22939b7d04ddc481609d65b4fc4cb6d74

          SHA512

          1f18168090c96804200821374131e1bb7834f96d33f33ec76637e51cb37b7023d43c3e3fefbb67ff8206a88a21d7e10d404054a8c0cc5d50658e465df668e7f2

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

          Filesize

          101KB

          MD5

          d3220b96997d72fc8d74640f15f91871

          SHA1

          f026997099042414ea1c5665a1d6e97e28acd912

          SHA256

          9cd236a85d9e42bc435d571c7609085402dbcca19a70cb5d2cc162997de88bdb

          SHA512

          251e7b2f44c2ddc0fe567073b174af5e1b126b4719289f00f2e66d70f84605842ded5bcf37bfe8a2f320de2f3784345a484fb1bd49156ce1100f658b3beadd0d

        • memory/1660-0-0x0000000000400000-0x000000000040B000-memory.dmp

          Filesize

          44KB

        • memory/1660-656-0x0000000000400000-0x000000000040B000-memory.dmp

          Filesize

          44KB