Analysis

  • max time kernel
    120s
  • max time network
    100s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20-10-2024 01:13

General

  • Target

    4ab244bc9e5b2460246239a0dcd2b8c48f7702e53f6d17a5988b24311d41139cN.exe

  • Size

    73KB

  • MD5

    7be947a1a055ff4b8121bad7e73b2500

  • SHA1

    44f0553351ce2b8edf733339b94e672d86552afd

  • SHA256

    4ab244bc9e5b2460246239a0dcd2b8c48f7702e53f6d17a5988b24311d41139c

  • SHA512

    3e4663867ba245ab2d29c2a8e93d3b8cc6647bdc77ceeafdc179853c93ab7c349d1bae786637cab90d899b1904e26b79f69c77d46d9a1ff4265dde1a212a0b68

  • SSDEEP

    768:V7Blpf/FAK65euBT37CPKKQSjSEXBwzEXBw3sgQw58eGkz2rcuesgQw58eGkz2rZ:V7Zf/FAxTWbiVRRNRRkFhFn

Malware Config

Signatures

  • Renames multiple (4514) 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\4ab244bc9e5b2460246239a0dcd2b8c48f7702e53f6d17a5988b24311d41139cN.exe
    "C:\Users\Admin\AppData\Local\Temp\4ab244bc9e5b2460246239a0dcd2b8c48f7702e53f6d17a5988b24311d41139cN.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    PID:5100

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\$Recycle.Bin\S-1-5-21-4089630652-1596403869-279772308-1000\desktop.ini.tmp

    Filesize

    73KB

    MD5

    845e0bb90aa9360ed8d0bd6072bb9f6f

    SHA1

    8d70d01d697f81f5569e2b4607c23a9154cb98f2

    SHA256

    30f5116d26998888427104695a3a8a517bb6421f282a916acbc017be838eae84

    SHA512

    92121ea28c9f8b7b2f2aef6e63425ecd5aeadbeaea5fc03bd07af98c04af91ec53f4845a376f2f2a2344d620e52e81b8c913bd772305752dd6ab85ec1df35adf

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

    Filesize

    172KB

    MD5

    f0b47f1e0756d953b33a7e80959aaee3

    SHA1

    3e1ed19d098fb0d9b31b9bb60e9e7da3a3bf2375

    SHA256

    ae8e08338fc969446b928dea02a9b9fd6a71c7ad796c7f3c76b989fe0d64ffb8

    SHA512

    529604b848292836d8e88d19d0467ae20104d912158c8dd9a93682b38493aa8227adfad20beedd4524425212673bb8adc3161750d9cadc28c40ad58f8d653715

  • memory/5100-0-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/5100-670-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB