Analysis

  • max time kernel
    152s
  • max time network
    159s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220722-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220722-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31-07-2022 17:49

General

  • Target

    5f3cc5d66dba68642ea558418b22bc59ab165263249553ce24ba10af25702396.exe

  • Size

    630KB

  • MD5

    0025306c92ef036623fdd9c8680eb7f6

  • SHA1

    5de4e2d583001cda30b555754321b58c10ed1678

  • SHA256

    5f3cc5d66dba68642ea558418b22bc59ab165263249553ce24ba10af25702396

  • SHA512

    703739ae57893b286ef414f039118cf4995219a6ec7dd0768b6d7696cacdc05161ec9438a18aeaefc54b084ec4de3b6b2d7e5602a770f48d06ce40766fcc8691

Malware Config

Extracted

Family

hawkeye_reborn

Attributes
  • fields

  • name

Signatures

  • HawkEye Reborn

    HawkEye Reborn is an enhanced version of the HawkEye malware kit.

  • M00nd3v_Logger

    M00nd3v Logger is a .NET stealer/logger targeting passwords from browsers and email clients.

  • M00nD3v Logger payload 2 IoCs

    Detects M00nD3v Logger payload in memory.

  • NirSoft MailPassView 4 IoCs

    Password recovery tool for various email clients

  • NirSoft WebBrowserPassView 4 IoCs

    Password recovery tool for various web browsers

  • Nirsoft 8 IoCs
  • Executes dropped EXE 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Drops startup file 1 IoCs
  • Uses the VBS compiler for execution 1 TTPs
  • Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
  • Drops desktop.ini file(s) 2 IoCs
  • Suspicious use of SetThreadContext 3 IoCs
  • Drops file in Windows directory 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Delays execution with timeout.exe 1 IoCs
  • NTFS ADS 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 18 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 41 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5f3cc5d66dba68642ea558418b22bc59ab165263249553ce24ba10af25702396.exe
    "C:\Users\Admin\AppData\Local\Temp\5f3cc5d66dba68642ea558418b22bc59ab165263249553ce24ba10af25702396.exe"
    1⤵
    • Checks computer location settings
    • Drops startup file
    • Drops desktop.ini file(s)
    • Suspicious use of SetThreadContext
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2036
    • C:\Windows\SysWOW64\cmd.exe
      "cmd.exe"
      2⤵
      • NTFS ADS
      • Suspicious use of WriteProcessMemory
      PID:2256
      • C:\Windows\SysWOW64\reg.exe
        reg add "HKCU\Software\Microsoft\Windows NT\CurrentVersion\Windows" /v Load /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\FolderN\name.exe.lnk" /f
        3⤵
          PID:3116
      • C:\Users\Admin\AppData\Roaming\tmp.exe
        "C:\Users\Admin\AppData\Roaming\tmp.exe"
        2⤵
        • Executes dropped EXE
        PID:1544
      • C:\Users\Admin\AppData\Local\Temp\5f3cc5d66dba68642ea558418b22bc59ab165263249553ce24ba10af25702396.exe
        "C:\Users\Admin\AppData\Local\Temp\5f3cc5d66dba68642ea558418b22bc59ab165263249553ce24ba10af25702396.exe"
        2⤵
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:3212
        • C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
          "C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe" /stext "C:\Users\Admin\AppData\Local\Temp\tmp82A8.tmp"
          3⤵
          • Suspicious behavior: EnumeratesProcesses
          PID:4568
        • C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
          "C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe" /stext "C:\Users\Admin\AppData\Local\Temp\tmpAB01.tmp"
          3⤵
          • Accesses Microsoft Outlook accounts
          PID:316
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Roaming\FolderN\name.exe.bat
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:3324
        • C:\Windows\SysWOW64\timeout.exe
          timeout /t 300
          3⤵
          • Delays execution with timeout.exe
          PID:1852

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Execution

    Scripting

    1
    T1064

    Defense Evasion

    Scripting

    1
    T1064

    Discovery

    Query Registry

    1
    T1012

    System Information Discovery

    2
    T1082

    Collection

    Email Collection

    1
    T1114

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\tmp82A8.tmp
      Filesize

      4KB

      MD5

      508d12363b937319e4dbfc174a10ecba

      SHA1

      edb7ae72b83074621bc83e12d79e6ec91b28952e

      SHA256

      2e4b211b03ba5a4b727a3bdeb55afc31be43ca8605fe7189fb755befa4f4e061

      SHA512

      384f33d45223f2428c80e465ecae7e15a0dc348d2421d4ede7e01e77358e8e6eadcb8002227b9577c2ee1071199267c21a5e35554fc773d4d9f583bff0265e15

    • C:\Users\Admin\AppData\Roaming\FolderN\name.exe
      Filesize

      630KB

      MD5

      0025306c92ef036623fdd9c8680eb7f6

      SHA1

      5de4e2d583001cda30b555754321b58c10ed1678

      SHA256

      5f3cc5d66dba68642ea558418b22bc59ab165263249553ce24ba10af25702396

      SHA512

      703739ae57893b286ef414f039118cf4995219a6ec7dd0768b6d7696cacdc05161ec9438a18aeaefc54b084ec4de3b6b2d7e5602a770f48d06ce40766fcc8691

    • C:\Users\Admin\AppData\Roaming\FolderN\name.exe.bat
      Filesize

      189B

      MD5

      dca86f6bec779bba1b58d992319e88db

      SHA1

      844e656d3603d15ae56f36298f8031ad52935829

      SHA256

      413b4ee68f5400fcd30ae5df957d723989b400637dbc7f5d158fa050bdc20743

      SHA512

      4b9d532a777921543b3243020ea4b655a8b956c400b237ce714b5bd8e9a3ad7fdbcb11410e84e2e0ecc45e87dcd107385a487f5bb5b359aabd1322314ef2d24c

    • C:\Users\Admin\AppData\Roaming\tmp.exe
      Filesize

      552KB

      MD5

      303b744ecc9e04220c120c94d09255b2

      SHA1

      935d2def9b2e6a12621c66a0f490da4a57f3152f

      SHA256

      053ec3c54bdbac87c67d027024b51bb5cb5fa54c2b2b5edbbd9984be073dde3a

      SHA512

      023e85be566aa25342c1cd5132641dbe81b4c83f06652fff4e28bf39c4f42deda180e469ce555e402be57b318b98a1bf305b01a6d85ae529d6946fcb02fd21e9

    • C:\Users\Admin\AppData\Roaming\tmp.exe
      Filesize

      552KB

      MD5

      303b744ecc9e04220c120c94d09255b2

      SHA1

      935d2def9b2e6a12621c66a0f490da4a57f3152f

      SHA256

      053ec3c54bdbac87c67d027024b51bb5cb5fa54c2b2b5edbbd9984be073dde3a

      SHA512

      023e85be566aa25342c1cd5132641dbe81b4c83f06652fff4e28bf39c4f42deda180e469ce555e402be57b318b98a1bf305b01a6d85ae529d6946fcb02fd21e9

    • memory/316-163-0x0000000000400000-0x000000000041C000-memory.dmp
      Filesize

      112KB

    • memory/316-162-0x0000000000400000-0x000000000041C000-memory.dmp
      Filesize

      112KB

    • memory/316-161-0x0000000000400000-0x000000000041C000-memory.dmp
      Filesize

      112KB

    • memory/316-159-0x0000000000400000-0x000000000041C000-memory.dmp
      Filesize

      112KB

    • memory/316-158-0x0000000000000000-mapping.dmp
    • memory/1544-147-0x0000000074990000-0x0000000074F41000-memory.dmp
      Filesize

      5.7MB

    • memory/1544-140-0x0000000074990000-0x0000000074F41000-memory.dmp
      Filesize

      5.7MB

    • memory/1544-150-0x0000000074990000-0x0000000074F41000-memory.dmp
      Filesize

      5.7MB

    • memory/1544-137-0x0000000000000000-mapping.dmp
    • memory/1852-145-0x0000000000000000-mapping.dmp
    • memory/2036-133-0x0000000074990000-0x0000000074F41000-memory.dmp
      Filesize

      5.7MB

    • memory/2036-132-0x0000000074990000-0x0000000074F41000-memory.dmp
      Filesize

      5.7MB

    • memory/2036-149-0x0000000074990000-0x0000000074F41000-memory.dmp
      Filesize

      5.7MB

    • memory/2256-134-0x0000000000000000-mapping.dmp
    • memory/3116-135-0x0000000000000000-mapping.dmp
    • memory/3212-141-0x0000000000000000-mapping.dmp
    • memory/3212-148-0x0000000074990000-0x0000000074F41000-memory.dmp
      Filesize

      5.7MB

    • memory/3212-146-0x0000000074990000-0x0000000074F41000-memory.dmp
      Filesize

      5.7MB

    • memory/3324-143-0x0000000000000000-mapping.dmp
    • memory/4568-155-0x0000000000400000-0x000000000045B000-memory.dmp
      Filesize

      364KB

    • memory/4568-156-0x0000000000400000-0x000000000045B000-memory.dmp
      Filesize

      364KB

    • memory/4568-154-0x0000000000400000-0x000000000045B000-memory.dmp
      Filesize

      364KB

    • memory/4568-152-0x0000000000400000-0x000000000045B000-memory.dmp
      Filesize

      364KB

    • memory/4568-151-0x0000000000000000-mapping.dmp