Analysis

  • max time kernel
    81s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20-03-2023 22:25

General

  • Target

    http://go.onelink.me/107872968?pid=InProduct&c=Global_Internal_YGrowth_AndroidEmailSig__AndroidUsers&af_wl=ym&af_sub1=Internal&af_sub2=Global_YGrowth&af_sub3=EmailSignature&af_web_dp=http://ypu0.41.snowrainbd.com/1ysdbeyh%20#tj_base64_encode%20aHR0cDovL3R2em1oZndqLm9zd2FsYWIuY29tLw==?em=mark@linxfinance.com.au%22

Malware Config

Signatures

  • Detected microsoft outlook phishing page
  • Modifies Internet Explorer settings 1 TTPs 36 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" http://go.onelink.me/107872968?pid=InProduct&c=Global_Internal_YGrowth_AndroidEmailSig__AndroidUsers&af_wl=ym&af_sub1=Internal&af_sub2=Global_YGrowth&af_sub3=EmailSignature&af_web_dp=http://ypu0.41.snowrainbd.com/1ysdbeyh%20#tj_base64_encode%20aHR0cDovL3R2em1oZndqLm9zd2FsYWIuY29tLw==?em=mark@linxfinance.com.au%22
    1⤵
    • Modifies Internet Explorer settings
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1208
    • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
      "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1208 CREDAT:17410 /prefetch:2
      2⤵
      • Modifies Internet Explorer settings
      • Suspicious use of SetWindowsHookEx
      PID:2436

Network

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

Modify Registry

1
T1112

Replay Monitor

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Downloads

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

    471B

    MD5

    a03e3db17abda2b8279c2f4f37ee6cbf

    SHA1

    7470b2553b06790447cec18717a4bc02a24478d6

    SHA256

    341afed6144ebf64136cff435d5654f8525faf997a72e2492fcbc522f3858942

    SHA512

    4c93121cdbf94cd152f6e0f602c9acd5256073536e4dad930a0e1fc7656c5a1132eef1dd53d19c16979329d46916eea454cc65e578667dc8572e38ec5c4c4d44

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

    434B

    MD5

    fe0b19485180de57c120aa8efba3f9c0

    SHA1

    fa30874ed3a7cbbcbd4f6ff35766660758fb1b9e

    SHA256

    12f6712722f0fa7210febcf5ea2643631211fe53fba1df5112be96896a0b1ca1

    SHA512

    7a1a39e8ec5b824ff360ad24f1fbf6920bf2206f3e75c2c74b0a3edd9107a27dfa2517d5ea35cac9d087d3248a842280bb72f3792dedc305141c312644bdfcf6

  • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\VersionManager\ver2AB9.tmp
    Filesize

    15KB

    MD5

    1a545d0052b581fbb2ab4c52133846bc

    SHA1

    62f3266a9b9925cd6d98658b92adec673cbe3dd3

    SHA256

    557472aeaebf4c1c800b9df14c190f66d62cbabb011300dbedde2dcddd27a6c1

    SHA512

    bd326d111589d87cd6d019378ec725ac9ac7ad4c36f22453941f7d52f90b747ede4783a83dfff6cae1b3bb46690ad49cffa77f2afda019b22863ac485b406e8d

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\U4IULL1L\suggestions[1].en-US
    Filesize

    17KB

    MD5

    5a34cb996293fde2cb7a4ac89587393a

    SHA1

    3c96c993500690d1a77873cd62bc639b3a10653f

    SHA256

    c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

    SHA512

    e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee