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Overview

overview

10

Static

static

3

66ebb78571...c7.exe

windows7-x64

10

66ebb78571...c7.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    137s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19/01/2024, 06:23

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General

  • Target

    66ebb78571adee745d593d2d5a36f6c7.exe

  • Size

    36KB

  • MD5

    66ebb78571adee745d593d2d5a36f6c7

  • SHA1

    250205326cb67342d80f1e52ca87beb61935c0dd

  • SHA256

    d7b59141f885acd7f3eea30a4314e5910a0d89dae7567c5a88a0b397e4754188

  • SHA512

    8b49f3ff2d699983546a9628c32391c7ed81eb9e60dbc381a829bcf5d6010404bd372414a23e6388bf38dd68cd95c539300a9e545580b5c89c1da8f67d0c9b16

  • SSDEEP

    768:/Hp7EnFkWWWWWWWWWWWWWWWoWWWWWWWWWWWWWWWWWWvinhpuN431RNrYmMaPNhRH:/Hp7En7nhpuN43FrYmMaPNhR++86h

Score
10/10
evasionpersistencespywarestealer

Malware Config

Signatures

  • Modifies WinLogon for persistence 2 TTPs 1 IoCs
    persistence
  • Modifies visibility of file extensions in Explorer 2 TTPs 1 IoCs
    evasion
  • Disables RegEdit via registry modification 1 IoCs
    evasion
  • Disables Task Manager via registry modification
    evasion
  • Reads user/profile data of web browsers 2 TTPs

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

    spywarestealer
  • Adds Run key to start application 2 TTPs 4 IoCs
    persistence
  • Enumerates connected drives 3 TTPs 23 IoCs

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

  • Drops file in Windows directory 1 IoCs
  • Modifies Internet Explorer settings 1 TTPs 50 IoCs
    adwarespyware
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 7 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs
  • System policy modification 1 TTPs 2 IoCs
    evasion

Processes

  • C:\Users\Admin\AppData\Local\Temp\66ebb78571adee745d593d2d5a36f6c7.exe
    "C:\Users\Admin\AppData\Local\Temp\66ebb78571adee745d593d2d5a36f6c7.exe"
    1⤵
    • Modifies WinLogon for persistence
    • Modifies visibility of file extensions in Explorer
    • Disables RegEdit via registry modification
    • Adds Run key to start application
    • Enumerates connected drives
    • Drops file in Windows directory
    • Modifies Internet Explorer settings
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    • System policy modification
    PID:3556
    • C:\Program Files\Internet Explorer\IEXPLORE.EXE
      "C:\Program Files\Internet Explorer\IEXPLORE.EXE" C:\Windows/help.htm
      2⤵
      • Modifies Internet Explorer settings
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:3812
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3812 CREDAT:17410 /prefetch:2
        3⤵
        • Modifies Internet Explorer settings
        • Suspicious use of SetWindowsHookEx
        PID:912

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\67McAfee.exe
    Filesize

    36KB

    MD5

    66ebb78571adee745d593d2d5a36f6c7

    SHA1

    250205326cb67342d80f1e52ca87beb61935c0dd

    SHA256

    d7b59141f885acd7f3eea30a4314e5910a0d89dae7567c5a88a0b397e4754188

    SHA512

    8b49f3ff2d699983546a9628c32391c7ed81eb9e60dbc381a829bcf5d6010404bd372414a23e6388bf38dd68cd95c539300a9e545580b5c89c1da8f67d0c9b16

    Download Submit

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

    471B

    MD5

    03dd565decfc1149cd138e00e990ef7e

    SHA1

    7cb72be9f9ffd6e470f54f4e615b66f50106810e

    SHA256

    7f6da74cb7284c990c17cb1f14eb3ff6bc45b7ef807bd220fc560cdafd1d8304

    SHA512

    914eeeacb3d4e36ddc6856241d7d9ac9ccbf62d774a76dcda9fbdc72014443c52e855337856fe213bd1f55a05f57874fabd02532de3cbedb12ccb98d7f6ef330

    Download Submit

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

    404B

    MD5

    0686edf9570e3595ce5b07cf0cbe2c2e

    SHA1

    cbc692b0008ecc0a5e38c5f86641c87061021962

    SHA256

    733b85e8171385c2b2c283d417ae3b367b7fefc8b099c90b3539f0abf20b8181

    SHA512

    9d1237803a0c66a8c40f4b311adc8cfd89d7bdcb5f194fad55fbf5911d22d049e262629f966e6269c119e064f8a0608f4fb76551defb85df961cd691204ce73b

    Download Submit

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

    17KB

    MD5

    5a34cb996293fde2cb7a4ac89587393a

    SHA1

    3c96c993500690d1a77873cd62bc639b3a10653f

    SHA256

    c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

    SHA512

    e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

    Download Submit

  • C:\Windows\help.htm
    Filesize

    154B

    MD5

    6a1c9a8a3255028f64939c1e0e9deeac

    SHA1

    8ce0351e83ebcda68269872bc0f831af790130e2

    SHA256

    1fab6fe85dc17a8f92a63f9c32c807ec39c1598ea7883b3123236df6235abc87

    SHA512

    99c3f9c9348d06b6d4af2c2b88128685c06081bb65d5be1275a0d47d96186b91199af3fd2ab2e2d98071ba1ef268cddddd18b63b80ec8d974f6f56224e43e934

    Download Submit