Analysis

  • max time kernel
    150s
  • max time network
    161s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27/07/2024, 20:24

General

  • Target

    2851f8fe8db87a7a63e535162fb740fd61f2410a9694ca78ece2e9359a7cd2dc.exe

  • Size

    48KB

  • MD5

    2100b66d879d3d58b13dd3ae37d5dde3

  • SHA1

    c2c1836a851c02768ca40a9592e424c8fec5ca01

  • SHA256

    2851f8fe8db87a7a63e535162fb740fd61f2410a9694ca78ece2e9359a7cd2dc

  • SHA512

    7d7d0465e7429001629be25f28394af80ee285d466a9a82bbeb15ba7f85da4516dddafc28c9b8ca936dc4a8255181657bd2ce99822afa4b365eed9e593eccc25

  • SSDEEP

    768:kBT37CPKKIm0CAbLg++PJHJzIWD+dVdCYgck5sIZFlzc3/Sg2aDM9uA9DM9uAFWo:CTWn1++PJHJXA/OsIZfzc3/Q8p

Malware Config

Signatures

  • Renames multiple (2552) 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\2851f8fe8db87a7a63e535162fb740fd61f2410a9694ca78ece2e9359a7cd2dc.exe
    "C:\Users\Admin\AppData\Local\Temp\2851f8fe8db87a7a63e535162fb740fd61f2410a9694ca78ece2e9359a7cd2dc.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    PID:2520

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\$Recycle.Bin\S-1-5-21-3419463127-3903270268-2580331543-1000\desktop.ini.tmp

    Filesize

    49KB

    MD5

    fd18b9cd9c2db131944abea9910abdae

    SHA1

    b270b4d5ff52b852eeeb1a62adecd2c41812fee4

    SHA256

    10fc03329ddd864ce03330a5624c87b909002f48f464e547794e08045bfe90c8

    SHA512

    0b79532dcab01069dfadf7de05ac66fb4cc389adb95d182c2d12f777c96607a0d332068e8a43769cb7fb04032aa0d1f0afb26554e560fe0284923703bb78322f

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

    Filesize

    147KB

    MD5

    fe06ac5745f55c92b0b9bb0302608a0f

    SHA1

    42f0eb0d96fc3ef888f652876d5e7215908ba8ea

    SHA256

    96b3a06c3461b1ac116847e6506e483572c3018a3291aae067a790b89ce65656

    SHA512

    601b33118c7c19bae51cebf80a0959ff49e6f53d019993af3389dfacbc0ab111ac2cfcd29776fa444fec286bece8fdb99e927444ce75891f4f8741618e9b495c

  • memory/2520-0-0x0000000000400000-0x000000000040A000-memory.dmp

    Filesize

    40KB

  • memory/2520-292-0x0000000000400000-0x000000000040A000-memory.dmp

    Filesize

    40KB