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Analysis

  • max time kernel
    120s
  • max time network
    16s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    05/09/2024, 03:12

General

  • Target

    73f6da396f58e409024d5cb1e555a4c0N.exe

  • Size

    120KB

  • MD5

    73f6da396f58e409024d5cb1e555a4c0

  • SHA1

    e85b8600d1ec60336837d3df1a4a134c2b2f15a0

  • SHA256

    e39c603fa1291d77c76ceda44ef1ce12db76d51bd9ef927fc780797d7dfc43bf

  • SHA512

    d82c1b50406aa2c6bd1ec192b9a725478d6b18deee85920c8a492120ff104126db1136c3af9fd7fd185305b0ca53242ebca02ed5da16cf491dbfe9f0dbcb73b3

  • SSDEEP

    1536:W7ZhA7pApvOsOKM4HBhaGwOQ54xEIjlfS:6e7WpRaSljZS

Score
9/10

Malware Config

Signatures

  • Renames multiple (2865) files with added filename extension

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

  • 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\73f6da396f58e409024d5cb1e555a4c0N.exe
    "C:\Users\Admin\AppData\Local\Temp\73f6da396f58e409024d5cb1e555a4c0N.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    PID:628

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\$Recycle.Bin\S-1-5-21-3533259084-2542256011-65585152-1000\desktop.ini.tmp

    Filesize

    120KB

    MD5

    5a2dfc5377b3e6adbd8f2ef9199a7a45

    SHA1

    39ef746fd8743dbcdd601d0e36753dd8a0fbb161

    SHA256

    5c174d1b4c76b3273db062e3858ce324fb8c127e1f9c75eac2e7a774671c7db3

    SHA512

    926e058c1f793614c226df1bfa9451033abe7b015ee8db6b65d8a75a839e58db0f6663f05c5bc79de45fc8c9c3ef7c0828939a5cfdb67852a403d13aec8f797c

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

    Filesize

    129KB

    MD5

    8b72092e4978f68d1c2a53d8e81512c9

    SHA1

    0b2c63e68c9a67587e8e33b95cae4ae848423ccb

    SHA256

    f5264084e3d9c295b291df1161d30b53d89bfa70ec7f4a163494b27dfe1cfcce

    SHA512

    f28e6e5c812f538b959515d9d8ec848fd09c4fed1ae8128b219767c61b5f1b589f7f8faebc018157fcef769e330835a80e801f51a7f00b44e75126cef00bb5a6