Analysis

  • max time kernel
    150s
  • max time network
    123s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02-08-2024 21:42

General

  • Target

    528161067dac7f449eed3ade565dae71f7cfdcae7ab7b7acc567ae303e3ec452.exe

  • Size

    48KB

  • MD5

    c4b156e115968b61520e414e8f633ec2

  • SHA1

    6f38df32d427aa77b7e8e8ac9ff1a15edd7018c4

  • SHA256

    528161067dac7f449eed3ade565dae71f7cfdcae7ab7b7acc567ae303e3ec452

  • SHA512

    eecdd1d426f7ef1e2a49d67a562b79fe83764c667c13ffbb34abe3019ae30ef1c61a1893017f54fe4733d23f37c1037699af99b9fac25d9fa1f58c1cc065e24b

  • SSDEEP

    768:V7Blpf/FAK65euBT37CPKKQSjyJJBZBZaOAOIB3jM2jMHsLzwzg:V7Zf/FAxTWoJJB7LD2I2IHsLM0

Malware Config

Signatures

  • Renames multiple (5193) 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\528161067dac7f449eed3ade565dae71f7cfdcae7ab7b7acc567ae303e3ec452.exe
    "C:\Users\Admin\AppData\Local\Temp\528161067dac7f449eed3ade565dae71f7cfdcae7ab7b7acc567ae303e3ec452.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    PID:1980

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\$Recycle.Bin\S-1-5-21-523280732-2327480845-3730041215-1000\desktop.ini.tmp

    Filesize

    48KB

    MD5

    6033a714b8c743999fdf15d335c6049d

    SHA1

    c12c5abf229f6e14ab515175817b51e465bef336

    SHA256

    4f89fb98d95353537da0c0520271430ede7b783b4cb44f1c99992a31fdda38b7

    SHA512

    f1a77c26470cc9d27190243b0e86d5100f55e01a445ce75f5c7137fbca7bbdd2f63e891b2fc3655e739780ca0769f27216c63ed87bbcb400f2539cec18c9e043

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

    Filesize

    147KB

    MD5

    18b0224399ba3e82a38b8ee7c28355d4

    SHA1

    4c8a807fb6f2c0eecfc6491accfef5f83ad6965f

    SHA256

    81491cd959e53358c15beea7e2cb3d07403fae7f2da427bc4bee7d011df4c2e6

    SHA512

    8c085cc8b4e76235cc493b11ecd2acf69f72ad89f347c6eafce7d7b51c54302607d2c02c508daf22541ec6f0f3d892a9f1ae643f01d4bde15ed5187fa4ae91a5

  • memory/1980-0-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/1980-1960-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB