Analysis

  • max time kernel
    1413s
  • max time network
    1412s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    08-03-2021 23:46

General

  • Target

    SpaceX Starbase Invite.xlsm

  • Size

    257KB

  • MD5

    38dc747ed2bf525fead782fe6f574a00

  • SHA1

    44cceb31b278afa3140c542a68729ead631cc9b5

  • SHA256

    20b2ce41d0aaa9f142ca4e20060c91ec304f97f0579b62d906c009fc92f1af4e

  • SHA512

    c467afee33999e9d0b152dfc026c1c38d2cde3031ee62aaf64e6c6513e8ee1d8a27825435ede7788ee0678fcbfc374c3c2c59e6e8fa106fa3c8dc20e3e228194

Score
10/10

Malware Config

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 12 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Office loads VBA resources, possible macro or embedded object present
  • Enumerates system info in registry 2 TTPs 1 IoCs
  • Modifies Internet Explorer settings 1 TTPs 9 IoCs
  • Modifies registry class 64 IoCs
  • Modifies system certificate store 2 TTPs 4 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 40 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE
    "C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde "C:\Users\Admin\AppData\Local\Temp\SpaceX Starbase Invite.xlsm"
    1⤵
    • Enumerates system info in registry
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    PID:1668
  • C:\Windows\system32\wbem\wmic.exe
    wmic os get /format:"C:\Users\Admin\AppData\Roaming\35389.xsl"
    1⤵
    • Process spawned unexpected child process
    • Blocklisted process makes network request
    • Modifies system certificate store
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1728
    • C:\Windows\System32\rundll32.exe
      "C:\Windows\System32\rundll32.exe" C:/Windows/Temp//tglho.dll ValidateLog
      2⤵
        PID:1716

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Defense Evasion

    Modify Registry

    2
    T1112

    Install Root Certificate

    1
    T1130

    Discovery

    System Information Discovery

    2
    T1082

    Query Registry

    1
    T1012

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Roaming\35389.xsl
      MD5

      434e96c2cf6706be7c13e348605ca164

      SHA1

      fa0f4107db73993ace1690d8c7100e90fcaecc77

      SHA256

      97b4a8e363c3514d11bd4590d54ce3718767a5947b1fa263b98a7322263d442d

      SHA512

      ce9b633f3eff449cd38466c10e83e7469b0f6e614f847ecf7ecfee7efe750406f4cf7447dc137406f80e1c8110bdf51c227770af43bdf5db3177de854570a11a

    • C:\Windows\Temp\tglho.dll
      MD5

      a40e3edd966dac83686400909b415056

      SHA1

      afddc169fc1bacb9b1714e6347205f981b7e6cb9

      SHA256

      2e92b3aa6c1b0a4ddb820bb96abd10814bf2a988e34b0f5ce940ce404cf08267

      SHA512

      a3855db834d16c4eeba139034aa963ebf0a1cf13d937ba81f4b85ad191034872824cb983d65cbdccc6afe43a7eff2e1a3a1cce01c0605850b2b0f69ce3e8b6c2

    • memory/1548-7-0x000007FEF7080000-0x000007FEF72FA000-memory.dmp
      Filesize

      2.5MB

    • memory/1668-2-0x000000002F6F1000-0x000000002F6F4000-memory.dmp
      Filesize

      12KB

    • memory/1668-3-0x0000000071001000-0x0000000071003000-memory.dmp
      Filesize

      8KB

    • memory/1668-4-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB

    • memory/1668-5-0x0000000005A00000-0x0000000005A02000-memory.dmp
      Filesize

      8KB

    • memory/1716-8-0x0000000000000000-mapping.dmp