Analysis

  • max time kernel
    143s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29-03-2023 04:04

General

  • Target

    Tallon SOP Invoice (Single).html

  • Size

    345KB

  • MD5

    881f6e49edd32d210e2371fd1819c6bb

  • SHA1

    807caad4c7dcef9d6a590703086141014e3579dd

  • SHA256

    96d9c5b577b6c83e2452fcda9097290c73eb918bd9bfa751afcdaf9334a28573

  • SHA512

    cbde2d9debff79e7859daacc5b145b62943467558077c1563b3be3fa0f6593270bdb2f4b09770e5067dfd8faabfee7e44f896bc9ab0010cae3ed29ff3ed66bd2

  • SSDEEP

    6144:D+cONCmQ+ioWY9CLgO/ye730cxHzfjpmUqvMmy:D+cONCmQ+iRLx/yEH3EHvMJ

Score
5/10

Malware Config

Signatures

  • Detected potential entity reuse from brand microsoft.
  • Modifies Internet Explorer settings 1 TTPs 39 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Program Files\Internet Explorer\iexplore.exe
    "C:\Program Files\Internet Explorer\iexplore.exe" "C:\Users\Admin\AppData\Local\Temp\Tallon SOP Invoice (Single).html"
    1⤵
    • Modifies Internet Explorer settings
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1752
    • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
      "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1752 CREDAT:17410 /prefetch:2
      2⤵
      • Modifies Internet Explorer settings
      • Suspicious use of SetWindowsHookEx
      PID:436

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    471B

    MD5

    ec1a8bd1feddd633ab052e24541f94b5

    SHA1

    c7244380a737ba75df1093e7e5e8f7bc7d2ce59b

    SHA256

    422bcf49599facbf36bab286344c1b4e0e007665342b55d3c4eaec05e3cc2653

    SHA512

    86f9db12f706ace002fdd9936ec76e67f5d8660953fccf00d13072e49ac99047a1b7c93a53ea8fb9862ef74128e2fe988ef3b0511a510e942f35351ac313bc57

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\82CB34DD3343FE727DF8890D352E0D8F

    Filesize

    7KB

    MD5

    e4a286ec9f4747277a3ae6fd1c1ac325

    SHA1

    ac3443c52ad5a41764225ac61643219bca880742

    SHA256

    df8bf9fead9eaf035893fd7037af8e38e1a5bb3cc8fbda0d5230d76a2738b38c

    SHA512

    970319c0ac68678b525be4edd4d803680f18e2f50bbf82c60e35cb1f5d525330e309da0295d24c6e807e3072e2dcf1c63e517a0f0615463d3708675363bbf436

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

    Filesize

    434B

    MD5

    de5b25098a6d35e7b72ca3bfcdffc594

    SHA1

    7bd49dd52641464d992ed9ed077aae116bf497d4

    SHA256

    e589cfcd1c5adf2a0004e858d67c653e1e2656433e84e54b6b8d35d341ea6943

    SHA512

    49d526d0e7fed6f1e1826bfd7d64f8945b78130cdb578f2424fcd56c28863e6ad619a795aae1aab9def2fec4aeffd76ba6aa647e3d77fe4cd4c4784e32df8b43

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\82CB34DD3343FE727DF8890D352E0D8F

    Filesize

    232B

    MD5

    664795dd4d93354852b9458ef0b5ad52

    SHA1

    88020a3272865153359ab3b86b03fa4e2e6207c6

    SHA256

    1d52ec65670e9b6970db2f8870f972ab6b1d9f44d931247ac525838dd489b33e

    SHA512

    c2ff0b6bb87755576a67dce4aabc5df3581682f83801fa864da7b6cbaaa599c915910f1b130698f65c42925e8b2c6972dad81dd173c8033a71dbce99d477c9b1

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\S64KWKX9\suggestions[1].en-US

    Filesize

    17KB

    MD5

    5a34cb996293fde2cb7a4ac89587393a

    SHA1

    3c96c993500690d1a77873cd62bc639b3a10653f

    SHA256

    c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

    SHA512

    e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee