Analysis

  • max time kernel
    141s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05-06-2024 13:33

General

  • Target

    install-x86_no_cert.exe

  • Size

    1.5MB

  • MD5

    98b925951c204782c9ddfeca3570a11d

  • SHA1

    618de81a116d3dc897a61fad0ac871978f6b587f

  • SHA256

    16a60b1091c521261f9fc3712baec729bebb08ca82564843bcb96db35841ad0b

  • SHA512

    517e6907ca29ec6112521410851d6c52833ef9912c414b742b8d13c60c9013ddb61b409d380c8aa0c21140d0e4806132348b329b7ef18595ca69f37f154b3b07

  • SSDEEP

    24576:JLnvOkez722EygpXQWooooooooooooooooooooooooooooooooooooooooooooA:JbJ/0

Malware Config

Extracted

Family

jupyter

C2

68.233.238.123

Signatures

  • Jupyter, SolarMarker

    Jupyter is a backdoor and infostealer first seen in mid 2020.

  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\install-x86_no_cert.exe
    "C:\Users\Admin\AppData\Local\Temp\install-x86_no_cert.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:1576
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=1340 --field-trial-handle=2236,i,5367110156796017614,12594004256180761011,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:1084

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_qyhwllya.aew.ps1

      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    • memory/1576-0-0x00007FFBEE9A3000-0x00007FFBEE9A5000-memory.dmp

      Filesize

      8KB

    • memory/1576-1-0x0000000000630000-0x0000000001630000-memory.dmp

      Filesize

      16.0MB

    • memory/1576-11-0x00000000147F0000-0x0000000014812000-memory.dmp

      Filesize

      136KB

    • memory/1576-12-0x00007FFBEE9A0000-0x00007FFBEF461000-memory.dmp

      Filesize

      10.8MB

    • memory/1576-13-0x0000000037F20000-0x0000000037F76000-memory.dmp

      Filesize

      344KB

    • memory/1576-14-0x00007FFBEE9A0000-0x00007FFBEF461000-memory.dmp

      Filesize

      10.8MB

    • memory/1576-15-0x00007FFBEE9A3000-0x00007FFBEE9A5000-memory.dmp

      Filesize

      8KB

    • memory/1576-16-0x00007FFBEE9A0000-0x00007FFBEF461000-memory.dmp

      Filesize

      10.8MB

    • memory/1576-17-0x00007FFBEE9A0000-0x00007FFBEF461000-memory.dmp

      Filesize

      10.8MB