Analysis

  • max time kernel
    150s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240220-en
  • resource tags

    arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
  • submitted
    27/06/2024, 20:20

General

  • Target

    33ce66487c6266ee9862e9e45669cf9de7f8c41c6d25e0cf4dd32569f1ecc077.exe

  • Size

    50KB

  • MD5

    16d0ca3accd80387aca5a0279cd9881f

  • SHA1

    f1907e4082ad9253069d036951da3f3932fd1995

  • SHA256

    33ce66487c6266ee9862e9e45669cf9de7f8c41c6d25e0cf4dd32569f1ecc077

  • SHA512

    a5571220bf6f1e5058186a6929ab84431a29083215a5180af33e024eef8ec3e8c6f6e6e0ca08decce895a15b8d85d6413e054680ddecff931cbd50d595fe6e46

  • SSDEEP

    768:kBT37CPKKIm0CAbLg++PJHJzIWD+dVdCYgck5sIZFlzc3/Sg2aDM9uA9DM9uAFzq:CTWn1++PJHJXA/OsIZfzc3/Q8zxJKt

Score
9/10

Malware Config

Signatures

  • Renames multiple (3742) files with added filename extension

    This suggests ransomware activity of encrypting all the files on the system.

  • UPX dump on OEP (original entry point) 4 IoCs
  • 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\33ce66487c6266ee9862e9e45669cf9de7f8c41c6d25e0cf4dd32569f1ecc077.exe
    "C:\Users\Admin\AppData\Local\Temp\33ce66487c6266ee9862e9e45669cf9de7f8c41c6d25e0cf4dd32569f1ecc077.exe"
    1⤵
    • Drops file in Program Files directory
    PID:1720

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\$Recycle.Bin\S-1-5-21-2721934792-624042501-2768869379-1000\desktop.ini.tmp

    Filesize

    50KB

    MD5

    ff69828e05cf5aadb2dce999f22e3a03

    SHA1

    02aadb5d80e621aadabd0b10d749949f35ffaa51

    SHA256

    0586d5412bc2c23645e7cfd99501e4123788082605357981521a5f5867890dc9

    SHA512

    4e834f8967f9b58c338f55696f17b015a689bb9c20f08190ae821dd167b6b2959f7bb042e94cb34ecf8e3b6675da8a46442f48126b7a21e3b7589d0deca29ad2

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

    Filesize

    59KB

    MD5

    e3e9b85708875d1e48b5a3ddb9cef340

    SHA1

    104847f1c8c86e0c42492acb968d9482852e0042

    SHA256

    be1df4c406de63f1d702fb342601b9905c37ea24dd351c4ad420d4076e1ee222

    SHA512

    aa21c86687a35bed870b86988e4a202591dd35be054f71e6bbca0825fefa2eed420a89e1133717c2bf597fa12b9fa06f2f437adbeffe739f3e4827bebd06f085

  • memory/1720-0-0x0000000000400000-0x000000000040A000-memory.dmp

    Filesize

    40KB

  • memory/1720-86-0x0000000000400000-0x000000000040A000-memory.dmp

    Filesize

    40KB