Analysis

  • max time kernel
    76s
  • max time network
    86s
  • platform
    windows10-1703_x64
  • resource
    win10-20240404-en
  • resource tags

    arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
  • submitted
    10-07-2024 21:49

General

  • Target

    upgrade.exe

  • Size

    13KB

  • MD5

    fd4bf565af2154c5651a5d34bf993660

  • SHA1

    4419971b7bf4fd32393707a5c18c66b19ffb46a0

  • SHA256

    d0ec7df89e17c336e054aeb8dc433226fceff8dfc7d35f4f56dec398a6c1677e

  • SHA512

    7b2c652f9d30cb434c57d11394e9d5c8267e923d2e3277ba643ae4560e7784eadee1911a6e2f9dd572cb812ed5924d0e61636ada2cb821b2e639a664da89d9f8

  • SSDEEP

    192:MyM3mQn/knz2JA4GbfXi/VUktqq/Fb+pkVwpzRNca4a:MyM2Qn9C4GbfuVDqq1+Gw1Qa4

Score
8/10

Malware Config

Signatures

  • Downloads MZ/PE file
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\upgrade.exe
    "C:\Users\Admin\AppData\Local\Temp\upgrade.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:4900
  • C:\Windows\System32\rundll32.exe
    C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
    1⤵
      PID:3884

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/4900-0-0x000000007322E000-0x000000007322F000-memory.dmp

      Filesize

      4KB

    • memory/4900-1-0x00000000009A0000-0x00000000009A8000-memory.dmp

      Filesize

      32KB

    • memory/4900-2-0x0000000073220000-0x000000007390E000-memory.dmp

      Filesize

      6.9MB

    • memory/4900-4-0x000000007322E000-0x000000007322F000-memory.dmp

      Filesize

      4KB

    • memory/4900-5-0x0000000073220000-0x000000007390E000-memory.dmp

      Filesize

      6.9MB

    • memory/4900-9-0x0000000073220000-0x000000007390E000-memory.dmp

      Filesize

      6.9MB