Analysis

  • max time kernel
    149s
  • max time network
    144s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    18-05-2022 19:05

General

  • Target

    http://efront.amarjitsangha.com/aguri@efront.com

Score
5/10

Malware Config

Signatures

  • Detected potential entity reuse from brand microsoft.
  • Program crash 1 IoCs
  • Modifies Internet Explorer settings 1 TTPs 60 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 12 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Program Files\Internet Explorer\iexplore.exe
    "C:\Program Files\Internet Explorer\iexplore.exe" http://efront.amarjitsangha.com/aguri@efront.com
    1⤵
    • Modifies Internet Explorer settings
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2096
    • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
      "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2096 CREDAT:17410 /prefetch:2
      2⤵
      • Modifies Internet Explorer settings
      • Suspicious use of SetWindowsHookEx
      PID:4120
  • C:\Windows\system32\WerFault.exe
    C:\Windows\system32\WerFault.exe -pss -s 452 -p 4576 -ip 4576
    1⤵
      PID:4628
    • C:\Windows\system32\WerFault.exe
      C:\Windows\system32\WerFault.exe -u -p 4576 -s 1580
      1⤵
      • Program crash
      PID:4632

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Defense Evasion

    Modify Registry

    1
    T1112

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
      Filesize

      471B

      MD5

      0139ae54ab5bd17af42facbbdf2b01d0

      SHA1

      aa0b305fad4211f81edfa2521bece92e758b4376

      SHA256

      93c8a57c9a7a70617fd4e7f17442b9fa24e31104000de22637123111dcb5c305

      SHA512

      f34ab12338eb3fd16bc26f24b20b349a14f6fa29f4dfdb91d026347222a66abc538e6753961fbc0484efeefc56abdf6edd00ec7a80b0b8a9270d747988e5741c

    • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
      Filesize

      404B

      MD5

      b79a279e3036ff9f9b7fe7eba30f35fa

      SHA1

      b2cceec474df6e4f19cd512114ba284928c9b9e5

      SHA256

      a06d8f4da88e20b15d1097077814fa672dd7979cdea367ddb1f13797518af01f

      SHA512

      c473b6ca332db4fe79e05b14c2a8a0724878e2c40614d7dc348e82f9c470aa33381f75ab8f433a1d9df9ce9e60275530884bc020763f4dd5aebbc422c0fbb168

    • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\imagestore\a5473fd\imagestore.dat
      Filesize

      17KB

      MD5

      e48b05b9c5bfb1e1e46a0c50c32e0cc7

      SHA1

      4a81b6ed6a33b676a5d04ae505ac32a2022e671c

      SHA256

      8071c08d151374a30fe199e9a18803572257bb83aeeec689d0af6825c5584b48

      SHA512

      5fdfd9ff2dd8a3471f323fc47bd9c0cde54e92e0d41748544d004370ae8204db159a95d68831a12921c83552c6cdcd1cf5b8783e9fd839ad8018698589260311

    • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\imagestore\a5473fd\imagestore.dat
      Filesize

      23KB

      MD5

      c4279dc04185cd5c07ebc71c09c55c89

      SHA1

      482a65c6b6dd7fdc59ec4ec41344e5c8ec79abc9

      SHA256

      377aea249172562bfa2ad6d34f90a594047da346266509b4bfc3f5f136fa422a

      SHA512

      fa719d41358f5bbc6de8a82bc641e69eb9d935f4533a0b54f227d581a46c9587f4a1523135bdbfa5168ea6b0f49051982e69e5970c8018ab5d4d4d7b408624bf