Analysis

  • max time kernel
    120s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-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 (3110) 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:1504

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\$Recycle.Bin\S-1-5-21-2039016743-699959520-214465309-1000\desktop.ini.tmp

    Filesize

    73KB

    MD5

    d50995e2508cc878a7e8e66211fdc805

    SHA1

    7dbe86b3389dc9b83126c0b2f3eb963e3f590e03

    SHA256

    b7baac86449151b118f49975e84ef08468f86fb20fece3ca8bda978fed7d8ed8

    SHA512

    4a7f902fa8a8ed7946e1508b5c129f88c2e496f0748e15f59b4cb376e46a549ccb2030b097af00fd1f69ef6b07a8a5f6984d39edaf9c6227d1634fb1a0164748

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

    Filesize

    82KB

    MD5

    e207340141f516aafeac58036f6bfcce

    SHA1

    575f2bd0dee5a1b53b2106e3e5cdce055fffb2b3

    SHA256

    1df5aac1b80b231de6962a1433e4ea8e8baeefac50a10eb0d28a5783c1553551

    SHA512

    5b398945e048622ffc680e9182f5df3155dce57aca0eb97f18e826087dad62d4e9aad27398abda1e78dc09d7809fa5936ca2b4dd696de8f2d0ca5d4c22c2c8ed

  • memory/1504-0-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1504-70-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB