Analysis

  • max time kernel
    150s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20240611-en
  • resource tags

    arch:x64arch:x86image:win7-20240611-enlocale:en-usos:windows7-x64system
  • submitted
    01-07-2024 20:31

General

  • Target

    389ae62f66458001ac0c17b55b5a85271b02b02094ab6ea61c9b991a1f0e203b.exe

  • Size

    71KB

  • MD5

    43aa270c00da9f6643a1397e854607ca

  • SHA1

    d09eac665bfb0c3d2bca1003e76e9ef16229fec3

  • SHA256

    389ae62f66458001ac0c17b55b5a85271b02b02094ab6ea61c9b991a1f0e203b

  • SHA512

    f8c05f63e90f821eb64c5f432df1f3b0b90a7b34eff26115f6c04c8984766a46f65d7f0b39bde9697d5ce02a7d9f66db6205e1b2b3e6038245baae73df5546e3

  • SSDEEP

    1536:V7Zf/FAxTWY1++PJHJXA/OsIZfzc3/Q8zx1:fnyiQSoQ

Score
9/10

Malware Config

Signatures

  • Renames multiple (556) 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

Processes

  • C:\Users\Admin\AppData\Local\Temp\389ae62f66458001ac0c17b55b5a85271b02b02094ab6ea61c9b991a1f0e203b.exe
    "C:\Users\Admin\AppData\Local\Temp\389ae62f66458001ac0c17b55b5a85271b02b02094ab6ea61c9b991a1f0e203b.exe"
    1⤵
    • Drops file in Program Files directory
    PID:2980

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\$Recycle.Bin\S-1-5-21-39690363-730359138-1046745555-1000\desktop.ini.tmp

    Filesize

    71KB

    MD5

    0f9fe94d3cb6f45f0187dac7458290e2

    SHA1

    f6ee30782fdf49446060fddac9e72cf5f12d9e95

    SHA256

    4baab2d3f8d1e140e13a0c702dff02ae8a43b1f4849948a5b2ad7e016414a879

    SHA512

    6b3121c720e4a13b18a72804c69cf51e96897ca06edf486bf952d721806cd71264bd0e86d12ac0ea7eae2408113d81f0fc1a1c1cada829d0f14a2e331c41ed9f

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

    Filesize

    80KB

    MD5

    afb05d3cf217903f5e26f81faae1748d

    SHA1

    5c9e51849e45dbb73e791f09384bccf10565020a

    SHA256

    a6cd2d6fc66c067d35f9f7dbf380f2d350ca60d74c16e7ad28cd776d4153d4bf

    SHA512

    383e7df7f2b411532e34a248d81a67b029e514074ebccd2686cc0c1a42524f0c4c93a53af44d8456eb88caa010defdf8ff64275715af3f01b203f5fabf871a77

  • memory/2980-0-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB

  • memory/2980-68-0x0000000000400000-0x000000000040B000-memory.dmp

    Filesize

    44KB