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Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14/08/2024, 00:04

General

  • Target

    c58efc6a19f930c5c865506be4dc6c70066bb09d6b0061fa69b08741c0532946.exe

  • Size

    53KB

  • MD5

    8f518899e6b3df25a63905615c9fe59c

  • SHA1

    ef8556b144861963f35f4bad2de85a4e8a938b90

  • SHA256

    c58efc6a19f930c5c865506be4dc6c70066bb09d6b0061fa69b08741c0532946

  • SHA512

    429900d16a979f139c370c3fc98ef8f6b498e2729ceb774dc069a84647d337aadbd5f7ea07576ca3d9d8fc2be49146d14c0c6d69a8342c6ee0c8048a3d594656

  • SSDEEP

    768:V7Blpf/FAK65euBT37CPKKQSjyJJBZBZaOAOIB3jM2jMHsLzwze:V7Zf/FAxTWoJJB7LD2I2IHsLMq

Malware Config

Signatures

  • Renames multiple (5191) 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\c58efc6a19f930c5c865506be4dc6c70066bb09d6b0061fa69b08741c0532946.exe
    "C:\Users\Admin\AppData\Local\Temp\c58efc6a19f930c5c865506be4dc6c70066bb09d6b0061fa69b08741c0532946.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    PID:4632

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\$Recycle.Bin\S-1-5-21-2392887640-1187051047-2909758433-1000\desktop.ini.tmp

    Filesize

    54KB

    MD5

    159dab40e8d6bd94786c13a7a6822f25

    SHA1

    cb3b8a5fad7c7c104d02450e08882a7e3f797bb7

    SHA256

    0e9ea73833f2e64c37994c926fd1703afc1bd546a15997fefa6fc5a5c876dc3f

    SHA512

    4683a568e73181ef1bc317602ab83db61450c7d9c8fc02760275dace769b2ffe7cb0e4fdfc6ef481a6735a97396c4ee5ff01a7ada942ea00731f52864f6426dc

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

    Filesize

    152KB

    MD5

    708802501a16dc08a2ce62a3ef6ad8ae

    SHA1

    a681ec69e4144d016590fa095688b153881d1d91

    SHA256

    0ddbb532c7545f89b6d26691f0bb969970f4d07e6b87c77ffed5587d18124fa6

    SHA512

    a7f59f22db2a17170b1d51244d1309c279edfbc6959094b6b6171e36528a4a239e3f8823848f4ada826b4be3518cb62ce967d6fac6b20eaef28c6cc07b94769f

  • memory/4632-0-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/4632-1960-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB