Analysis

  • max time kernel
    33s
  • max time network
    18s
  • platform
    windows7_x64
  • resource
    win7-en-20211014
  • submitted
    01-11-2021 20:30

General

  • Target

    wsusoffline/xslt/extract-superseding-and-superseded-revision-ids.xsl.xml

  • Size

    951B

  • MD5

    1ddbedd979bbbdd579a35f38b1af349b

  • SHA1

    d55bc787be2387d0a0512b6ab50ea32dd49cf783

  • SHA256

    0d4e6f3c2c1cb3df87034ac8d7092c94c1f425ec1ab1755604a492a751bd61a6

  • SHA512

    b188e310132521f42234a8e8a8043d457f9271d1436caa78417f4470650e8d5bbbb0da01c6327c48f50663eb8c53f8fe00ddf616942163439134123574e4e07a

Score
1/10

Malware Config

Signatures

  • Modifies Internet Explorer settings 1 TTPs 25 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Program Files (x86)\Common Files\Microsoft Shared\OFFICE14\MSOXMLED.EXE
    "C:\Program Files (x86)\Common Files\Microsoft Shared\OFFICE14\MSOXMLED.EXE" /verb open "C:\Users\Admin\AppData\Local\Temp\wsusoffline\xslt\extract-superseding-and-superseded-revision-ids.xsl.xml"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1044
    • C:\Program Files (x86)\Internet Explorer\iexplore.exe
      "C:\Program Files (x86)\Internet Explorer\iexplore.exe" -nohome
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:824
      • C:\Program Files\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files\Internet Explorer\IEXPLORE.EXE" -nohome
        3⤵
        • Modifies Internet Explorer settings
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:336
        • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
          "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:336 CREDAT:275457 /prefetch:2
          4⤵
          • Modifies Internet Explorer settings
          • Suspicious use of SetWindowsHookEx
          PID:284

Network

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

Modify Registry

1
T1112

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/284-59-0x0000000000000000-mapping.dmp
  • memory/336-57-0x0000000000000000-mapping.dmp
  • memory/336-58-0x000007FEFBD11000-0x000007FEFBD13000-memory.dmp
    Filesize

    8KB

  • memory/824-56-0x0000000000000000-mapping.dmp
  • memory/1044-55-0x00000000754A1000-0x00000000754A3000-memory.dmp
    Filesize

    8KB