Overview

overview

6

Static

static

3

4ffa3b051b...a5.exe

windows7-x64

6

4ffa3b051b...a5.exe

windows10-2004-x64

6

Analysis

  • max time kernel
    117s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    28/03/2025, 06:19

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General

  • Target

    4ffa3b051b4a3184307249485c29b1fd73965cbf6e7dfd020c76ba3e462011a5.exe

  • Size

    627KB

  • MD5

    0352bdde2c88720459d19ad829a6512b

  • SHA1

    41a3f90d76b4a455d0fb22bc262aea774ce8ad06

  • SHA256

    4ffa3b051b4a3184307249485c29b1fd73965cbf6e7dfd020c76ba3e462011a5

  • SHA512

    087313e46ac16bfb4bb220ec5eb3468c89a630b7ea93e355dac2ebaf5a9c322625b515dc43bc13b02236a1dbfce10ec36ff621dbd723df282d4a51b3f4b61c75

  • SSDEEP

    12288:55d3XhM6ThdQqWYgeWYg955/155/t+jBqUWOFapH/IFqSo5ME2:55dhZThdQIjBqhOFa9ggS62

Score
6/10
bootkitpersistence

Malware Config

Signatures

  • Drops desktop.ini file(s) 1 IoCs
  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

    bootkitpersistence
  • Drops file in Windows directory 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 36 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4ffa3b051b4a3184307249485c29b1fd73965cbf6e7dfd020c76ba3e462011a5.exe
    "C:\Users\Admin\AppData\Local\Temp\4ffa3b051b4a3184307249485c29b1fd73965cbf6e7dfd020c76ba3e462011a5.exe"
    1⤵
    • Drops desktop.ini file(s)
    • Writes to the Master Boot Record (MBR)
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    PID:2792

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\system32lri.dat
    Filesize

    8B

    MD5

    54770f963655c3a2129f7ec5efbbf7a5

    SHA1

    0cd141f148e6c8d246e105a309602aa149dc6bbb

    SHA256

    caadbbb85c35ff120c092c5a5758e88f4775c6c8fa8bb669e351502d1f486018

    SHA512

    f959e563fe6fa2ea1774713e890baa6bef719a66fac61879de35d773ee5ee1ff9c642d1e42bb5535028dceb8edc5624b38aba65ac9f808152941ed00c6d464c5

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  • C:\Windows\system32lrk.dat
    Filesize

    32B

    MD5

    e1bbe57cfd4d7c827c2fd28ff873a6fe

    SHA1

    0cf051be63b7f3efac9d7891d92e59404577819b

    SHA256

    25aeb187b26255e7d4f0309cf0a31c20d7da15ee252470c1beb29419f0b7922a

    SHA512

    4bec47396483bf5cd0c417ea69fef8ae69713f98915abba09d852435bf6e8cdd4a6623eadcfe13297c48b2428d1169bfc5001da0858a0d0b00fa69274f495947

    Download Submit