Analysis

  • max time kernel
    118s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    28/12/2023, 20:53

General

  • Target

    f7731f99924b3b7402eca9286db4daec.exe

  • Size

    3.5MB

  • MD5

    f7731f99924b3b7402eca9286db4daec

  • SHA1

    21abcb4b070e7d7dda552a0c5424b78aeaefb091

  • SHA256

    6f3a4ae77f1eb32af1bc7c1adc5ececcec7df67936b2a394d7ccba4a308c7349

  • SHA512

    4f5bd88b25a509dac0c99656c1e5fcadd06522fb02743bfd2bb19739b55328f0752548929e34f3851055263f0c3ab3b4d14ea2aeb3f5e4fd7e6f826483665ca2

  • SSDEEP

    98304:JB1C+q8FFwpeEk2wCOwh2YhsglD/Szqi6GlNCME:lMa1Ek2Zh2Y//86GDE

Score
7/10

Malware Config

Signatures

  • Loads dropped DLL 3 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f7731f99924b3b7402eca9286db4daec.exe
    "C:\Users\Admin\AppData\Local\Temp\f7731f99924b3b7402eca9286db4daec.exe"
    1⤵
    • Loads dropped DLL
    • Modifies Internet Explorer settings
    • Suspicious use of SetWindowsHookEx
    PID:3060

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • \Users\Admin\AppData\Local\Temp\nst5CA3.tmp\tools.dll

    Filesize

    236KB

    MD5

    e12f05661436f2974cf91b5fc76fb5f4

    SHA1

    5e0b7887950204713bef3da0018911279f2540ec

    SHA256

    1873de723938193f9f0877b08c160884b79503b6607598158ad99bd909189fdc

    SHA512

    61d42e055865dd98552b29dd69dc3d761bc7f77c1af108ad13b0b390059be5668657645258c0c08052a5fe1e9f6bdb018da136eb103b7335097487ec0de5d22d

  • memory/3060-19-0x0000000002F90000-0x0000000002FD0000-memory.dmp

    Filesize

    256KB

  • memory/3060-23-0x0000000073B70000-0x000000007411B000-memory.dmp

    Filesize

    5.7MB

  • memory/3060-24-0x0000000002F90000-0x0000000002FD0000-memory.dmp

    Filesize

    256KB

  • memory/3060-25-0x0000000073B70000-0x000000007411B000-memory.dmp

    Filesize

    5.7MB

  • memory/3060-27-0x0000000002F90000-0x0000000002FD0000-memory.dmp

    Filesize

    256KB

  • memory/3060-26-0x0000000002F90000-0x0000000002FD0000-memory.dmp

    Filesize

    256KB

  • memory/3060-30-0x0000000005D50000-0x0000000005E50000-memory.dmp

    Filesize

    1024KB

  • memory/3060-31-0x0000000005D50000-0x0000000005E50000-memory.dmp

    Filesize

    1024KB

  • memory/3060-32-0x0000000005D50000-0x0000000005E50000-memory.dmp

    Filesize

    1024KB

  • memory/3060-43-0x0000000002F90000-0x0000000002FD0000-memory.dmp

    Filesize

    256KB

  • memory/3060-44-0x0000000073B70000-0x000000007411B000-memory.dmp

    Filesize

    5.7MB