Overview

overview

10

Static

static

5

ab9bf6c171...84.exe

windows7-x64

10

ab9bf6c171...84.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    16/06/2024, 02:09

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General

  • Target

    ab9bf6c171258b7f5007bf9f485bbd84.exe

  • Size

    512KB

  • MD5

    ab9bf6c171258b7f5007bf9f485bbd84

  • SHA1

    5156b57c600f55b979de128dc44060dbc6b68814

  • SHA256

    230d8ac9a5261c2c8b400f66de62ad9f92a48c24f8c000610c73c0bab986827a

  • SHA512

    c81e6f6389fb4832c33187418517d8e3990f159c2952c07df89a44a3983410df6be837adcda08e5f8b1f78289d1be64f6387c4fc584a3cb5334e8b93b6ec2b96

  • SSDEEP

    6144:1VY0W0sVVZ/dkq5BCoFaJ2i5Lf24C07N5OvSLTUF6pQxI6Upe2cBnTu19bcodj6R:1gDhdkq5BCoC5LfWSLTUQpr2Zu19Qm5E

Score
10/10
evasionpersistencespywarestealertrojan

Malware Config

Signatures

  • Modifies visibility of file extensions in Explorer 2 TTPs 1 IoCs
    evasion
  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs
    evasion
  • Windows security bypass 2 TTPs 5 IoCs
    evasiontrojan
  • Disables RegEdit via registry modification 1 IoCs
    evasion
  • Executes dropped EXE 5 IoCs
  • Loads dropped DLL 5 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

    spywarestealer
  • Windows security modification 2 TTPs 6 IoCs
    evasiontrojan
  • Adds Run key to start application 2 TTPs 3 IoCs
    persistence
  • Enumerates connected drives 3 TTPs 64 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Modifies WinLogon 2 TTPs 2 IoCs
    persistence
  • AutoIT Executable 6 IoCs

    AutoIT scripts compiled to PE executables.

  • Drops file in System32 directory 9 IoCs
  • Drops file in Program Files directory 14 IoCs
  • Drops file in Windows directory 5 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Office loads VBA resources, possible macro or embedded object present
  • Modifies Internet Explorer settings 1 TTPs 31 IoCs
    adwarespyware
  • Modifies registry class 64 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of FindShellTrayWindow 18 IoCs
  • Suspicious use of SendNotifyMessage 18 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 28 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ab9bf6c171258b7f5007bf9f485bbd84.exe
    "C:\Users\Admin\AppData\Local\Temp\ab9bf6c171258b7f5007bf9f485bbd84.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in System32 directory
    • Drops file in Windows directory
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:2916
    • C:\Windows\SysWOW64\pgnnuqtaqt.exe
      pgnnuqtaqt.exe
      2⤵
      • Modifies visibility of file extensions in Explorer
      • Modifies visiblity of hidden/system files in Explorer
      • Windows security bypass
      • Disables RegEdit via registry modification
      • Executes dropped EXE
      • Loads dropped DLL
      • Windows security modification
      • Enumerates connected drives
      • Modifies WinLogon
      • Drops file in System32 directory
      • Modifies registry class
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:2900
      • C:\Windows\SysWOW64\dwzfkexb.exe
        C:\Windows\system32\dwzfkexb.exe
        3⤵
        • Executes dropped EXE
        • Enumerates connected drives
        • Drops file in Program Files directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        PID:2420
    • C:\Windows\SysWOW64\jovxhmhwgorskct.exe
      jovxhmhwgorskct.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:2580
    • C:\Windows\SysWOW64\dwzfkexb.exe
      dwzfkexb.exe
      2⤵
      • Executes dropped EXE
      • Enumerates connected drives
      • Drops file in Program Files directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:2576
    • C:\Windows\SysWOW64\dhctxjenmfhuv.exe
      dhctxjenmfhuv.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:2088
    • C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE
      "C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Windows\mydoc.rtf"
      2⤵
      • Drops file in Windows directory
      • Modifies Internet Explorer settings
      • Modifies registry class
      • Suspicious behavior: AddClipboardFormatListener
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2380
      • C:\Windows\splwow64.exe
        C:\Windows\splwow64.exe 12288
        3⤵
          PID:1576

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Program Files (x86)\Microsoft Office\Office14\1033\PROTTPLN.DOC.exe
      Filesize

      512KB

      MD5

      774d74f7cc5f0c3ab59de08b35b11e0e

      SHA1

      d21e44e2b67279fa36c376b57f722d50d61edd65

      SHA256

      f586460a616514c29665f388e771c413976684fcd3d45a253697bd0eea428ceb

      SHA512

      088d383650833b04c787e6e8ec3c1aa510b9a49d05be1e52e78fcb6c29f2004fe55aa9b67b7bebe409bc7b8171cd5fccb6caed27c500c7ced657a8ed98a99507

      Download Submit

    • C:\Users\Admin\AppData\Roaming\Microsoft\Office\Recent\index.dat
      Filesize

      68B

      MD5

      0421897e901be4f640a9b512aa2d5dd3

      SHA1

      6e50d28519b276f9cd0e84ff923e35562e20393d

      SHA256

      9116e4d52941f20f4099d99b1b1b70f623edb5665093b54cac04db25ac4935a6

      SHA512

      ef7dfa36a990abee8a0d22c8737f30cd74c61f260bf799d194f78cbe3dc3a5215fe88c7db6eeb330f54d5396d13475f4af680cd5b9b34ab2402f49bc1db11c94

      Download Submit

    • C:\Users\Admin\AppData\Roaming\Microsoft\Templates\Normal.dotm
      Filesize

      20KB

      MD5

      aad45e5dfd3047bc4051402166c7abd4

      SHA1

      738f49517175aeb6adae69f2a768802891db51d3

      SHA256

      d134967b0603b727d46047b2d18cb833056c6daf77547e960fe6a09f88d110f3

      SHA512

      7c15003b885e5ca27fda14514e0ac652914a87355c95105887bb3080f2cc386ac81ce3172d86ac58cdb02259a4796ff89ca656dd2ab44bab2b29cd17e07aba76

      Download Submit

    • C:\Windows\SysWOW64\dwzfkexb.exe
      Filesize

      512KB

      MD5

      e54f72f056e3186e630431b5260207c5

      SHA1

      3ced56c03d341702e21460348c57f7715716baab

      SHA256

      92ddf59a1453866835d8102074daf66062e12f9498e8185e6fa9c9152151e860

      SHA512

      a744455e9eb291257531741655815ace5b173f4832e5c4d21ab8a78e4f06ebe8617cbcc0049155ed4672dd4c8287a48091557aa126a2df15c1b7cb6dcba530d5

      Download Submit

    • C:\Windows\mydoc.rtf
      Filesize

      223B

      MD5

      06604e5941c126e2e7be02c5cd9f62ec

      SHA1

      4eb9fdf8ff4e1e539236002bd363b82c8f8930e1

      SHA256

      85f2405d1f67021a3206faa26f6887932fea71aea070df3efb2902902e2d03e2

      SHA512

      803f5f2fddbf29fef34de184eb35c2311b7a694740983ca10b54ef252dd26cda4987458d2569f441c6dedc3478bea12b45bfd3566f1b256504a0869ad3829df7

      Download Submit

    • \Windows\SysWOW64\dhctxjenmfhuv.exe
      Filesize

      512KB

      MD5

      5b2b22716bb9de5e03db450277d138ed

      SHA1

      d212386835f4cf5e2481b01cda81db9135c9b132

      SHA256

      8af7d09c7f80919f8283599f4e4832ba0fc1a20559057fc1d678c3f2c4189582

      SHA512

      3b7cc909722c395de6c078bb47f4b52151ffad80cc114e606956b8bdf68f3bc11973e5909ce00d915bd945865286608ef5a537b98ab783c3209cebc183ee7ebc

      Download Submit

    • \Windows\SysWOW64\jovxhmhwgorskct.exe
      Filesize

      512KB

      MD5

      c1a3d080ea3e49615e64ec461298f105

      SHA1

      f90456a493a61c236c5687fc933211fd58fe7281

      SHA256

      eff21c7e5528c813cf6c5067e86a724c844153760eb513277f930e79edb7bfae

      SHA512

      3abad008f9bbe1bee761459cab039a28a7db96529156c4992e7015a09bc92172337d639ca6f34ace2a4a85c29b5a5966b65541e506bf8deeb9ac3cdda2f4463f

      Download Submit

    • \Windows\SysWOW64\pgnnuqtaqt.exe
      Filesize

      512KB

      MD5

      1ea02d1b08042d350aeed8d9eca55b2c

      SHA1

      a6a3a2e86acb5421ec14b1d5378354c3065a7c94

      SHA256

      1b6c1c8772c6576433c4df49b9c7a81f4231bce164b15e215f3561cbaae54ea7

      SHA512

      86412b5e468e84c2385cdf9c3401960303683e609b1ee91eb8399d23bfc61639c1167e960da7def8ae74a87626d60fa72e2467aadab3612c6b21b411c7335b11

      Download Submit

    • memory/2380-45-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

      Download

    • memory/2380-95-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

      Download

    • memory/2916-0-0x0000000000400000-0x0000000000496000-memory.dmp

      Filesize

      600KB

      Download