Analysis

  • max time kernel
    120s
  • max time network
    102s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18-10-2024 03:39

General

  • Target

    dc15e4cb42b7c82c9a2f5e37d990ee12e68e697da144e65fd8a4e113304064dbN.exe

  • Size

    90KB

  • MD5

    4b6a1971eda08fd89bf1ae786804aa70

  • SHA1

    5cf0622b7f0b0c171e9be8d7ff87b86ea311de55

  • SHA256

    dc15e4cb42b7c82c9a2f5e37d990ee12e68e697da144e65fd8a4e113304064db

  • SHA512

    8cbf51280806ec66cefdf7e690756b17ccfa2c163f617e793499438d630283949b9667229e7582b6e36bd0a9dce6f95074963c8b9d3dfa4189df963be9428a4f

  • SSDEEP

    1536:V7Zf/FAxTWY1++PJHJXA/OsIZfzc3/Q8IZTe2X7Tuxuw:fnyiQSo7Zv7Tuxuw

Malware Config

Signatures

  • Renames multiple (4445) 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\dc15e4cb42b7c82c9a2f5e37d990ee12e68e697da144e65fd8a4e113304064dbN.exe
    "C:\Users\Admin\AppData\Local\Temp\dc15e4cb42b7c82c9a2f5e37d990ee12e68e697da144e65fd8a4e113304064dbN.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    PID:5020

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\$Recycle.Bin\S-1-5-21-3227495264-2217614367-4027411560-1000\desktop.ini.tmp

    Filesize

    91KB

    MD5

    8a0e7962cc22b1eb8904d8be7bb9eae3

    SHA1

    ebba9c8531dabf45e44eebae08e5cd74e7087ee3

    SHA256

    62e8af158441bc5f09c14e091cdb8069f9ce273d60bc50d4b57121bbc61b5e83

    SHA512

    f8fef01fb8087c30e03d7fdbc1756c427df7a838cbc042caa1cf5c149fbbff2daa604046ae9c4c7b244694760e4b13c088879a9d8d38b8a5c23eb7ab84a41efa

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

    Filesize

    189KB

    MD5

    4965a906fb034c7b172434cadfb649d1

    SHA1

    604e3914e237c2104dd578324172c7e19750768f

    SHA256

    158096cb54b0cb482b760e2503c7ec92f431a8d25d5df42677f95791c2b05e89

    SHA512

    4aa74ec57d580edee43c12a1f69a0166947e457195ee647d8b87f154224c4bcb5bfbd2692a43dfd0f5ede0c361bba7af7d20e3d6c912ad7c0d6adcbe82f41a90

  • memory/5020-0-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/5020-664-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB