Analysis

  • max time kernel
    49s
  • max time network
    161s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-05-2024 02:29

General

  • Target

    782c886b9d782ee1a19e079ee299f69b090963a31bde12d481b602a4cf21c173.exe

  • Size

    501KB

  • MD5

    093ce9a69fc120fe2838e3e1d7d6feb0

  • SHA1

    de619d2a6c585d57b38ff3fae3ef74b06ac72e16

  • SHA256

    782c886b9d782ee1a19e079ee299f69b090963a31bde12d481b602a4cf21c173

  • SHA512

    f4f5877b5dca88978d87e2b9b7f5d96735e9697a4b0162dbf3e6ca22fb3fac8da8ca1901e13f0aeb9aa3cfb5278c79f33129d90543f5bc20419909d90023c1e5

  • SSDEEP

    6144:wlj7cMnI+c78n5Qw0tneDA/sqhleIc0HftDrkYY1hj63hgDonsogCh6NEpAFN:wlbI+285bM3npxYfj63hgD1Zie

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 3 IoCs
  • Adds Run key to start application 2 TTPs 4 IoCs
  • Drops file in Windows directory 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\782c886b9d782ee1a19e079ee299f69b090963a31bde12d481b602a4cf21c173.exe
    "C:\Users\Admin\AppData\Local\Temp\782c886b9d782ee1a19e079ee299f69b090963a31bde12d481b602a4cf21c173.exe"
    1⤵
    • Adds Run key to start application
    • Drops file in Windows directory
    • Suspicious use of WriteProcessMemory
    PID:2132
    • C:\WINDOWS\MSWDM.EXE
      "C:\WINDOWS\MSWDM.EXE"
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      PID:2960
    • C:\WINDOWS\MSWDM.EXE
      -r!C:\Windows\dev1279.tmp!C:\Users\Admin\AppData\Local\Temp\782c886b9d782ee1a19e079ee299f69b090963a31bde12d481b602a4cf21c173.exe! !
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:3972
      • C:\Users\Admin\AppData\Local\Temp\782C886B9D782EE1A19E079EE299F69B090963A31BDE12D481B602A4CF21C173.EXE
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetWindowsHookEx
        PID:3608
  • 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=3788 --field-trial-handle=2676,i,447940133669489189,1353734109898858672,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:4040

    Network

    MITRE ATT&CK Matrix ATT&CK v13

    Persistence

    Boot or Logon Autostart Execution

    1
    T1547

    Registry Run Keys / Startup Folder

    1
    T1547.001

    Privilege Escalation

    Boot or Logon Autostart Execution

    1
    T1547

    Registry Run Keys / Startup Folder

    1
    T1547.001

    Defense Evasion

    Modify Registry

    1
    T1112

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Windows\MSWDM.EXE
      Filesize

      47KB

      MD5

      8281630c34398a6569e720407a61ca05

      SHA1

      d983308e8fe1bab035342cd8d2ddc63cd9ce1ac0

      SHA256

      8f0e45e4b02d7e47c2a82eaf263756167dbc07fb1e50eaf7f8f0b232d4d097e0

      SHA512

      483fab964c6e7899af972bc14101ef225722ff09f544ab2e2dc37f0af781c20b3a526610922c0fe2a1d7dc53ffc7ee0ee6a030bc73b1f2b35f7ea36568945187

    • C:\Windows\dev1279.tmp
      Filesize

      453KB

      MD5

      96f7cb9f7481a279bd4bc0681a3b993e

      SHA1

      deaedb5becc6c0bd263d7cf81e0909b912a1afd4

      SHA256

      d2893c55259772b554cb887d3e2e1f9c67f5cd5abac2ab9f4720dec507cdd290

      SHA512

      694d2da36df04db25cc5972f7cc180b77e1cb0c3b5be8b69fe7e2d4e59555efb8aa7e50b1475ad5196ca638dabde2c796ae6faeb4a31f38166838cd1cc028149

    • memory/2132-0-0x0000000000400000-0x000000000041B000-memory.dmp
      Filesize

      108KB

    • memory/2132-8-0x0000000000400000-0x000000000041B000-memory.dmp
      Filesize

      108KB

    • memory/2960-14-0x0000000000400000-0x000000000041B000-memory.dmp
      Filesize

      108KB

    • memory/3972-9-0x0000000000400000-0x000000000041B000-memory.dmp
      Filesize

      108KB

    • memory/3972-15-0x0000000000400000-0x000000000041B000-memory.dmp
      Filesize

      108KB