Analysis

  • max time kernel
    91s
  • max time network
    98s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14-05-2024 20:55

General

  • Target

    406b80f654150141cc0eb7ebe4cff3af178d8ac52a5ef6594bb92cb2e877b94c.exe

  • Size

    12KB

  • MD5

    aa580da9da1f259dec6d73c7207ea2d3

  • SHA1

    a1bc7cb3e92ff308f1bd5d300d60dcdc98f30a25

  • SHA256

    406b80f654150141cc0eb7ebe4cff3af178d8ac52a5ef6594bb92cb2e877b94c

  • SHA512

    7d1790d250666c952000c0da37e4971e8d2ece91d8f79786f30dafe7214631a2c7a9587386139e5b0cdc84fcf44ea9ba3797f81d71696c290527f4842b924fbf

  • SSDEEP

    384:9L7li/2zsTq2DcEQvdhcJKLTp/NK9xa1R:twM/Q9c1R

Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Uses the VBS compiler for execution 1 TTPs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\406b80f654150141cc0eb7ebe4cff3af178d8ac52a5ef6594bb92cb2e877b94c.exe
    "C:\Users\Admin\AppData\Local\Temp\406b80f654150141cc0eb7ebe4cff3af178d8ac52a5ef6594bb92cb2e877b94c.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1008
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe" /noconfig @"C:\Users\Admin\AppData\Local\Temp\wdc1uxl5\wdc1uxl5.cmdline"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1080
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe
        C:\Windows\Microsoft.NET\Framework\v4.0.30319\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\Admin\AppData\Local\Temp\RES5767.tmp" "C:\Users\Admin\AppData\Local\Temp\vbc378A622A4D594C95B15BB0884E291FE.TMP"
        3⤵
          PID:5044
      • C:\Users\Admin\AppData\Local\Temp\tmp54D8.tmp.exe
        "C:\Users\Admin\AppData\Local\Temp\tmp54D8.tmp.exe" C:\Users\Admin\AppData\Local\Temp\406b80f654150141cc0eb7ebe4cff3af178d8ac52a5ef6594bb92cb2e877b94c.exe
        2⤵
        • Deletes itself
        • Executes dropped EXE
        PID:3380

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\RE.resources

      Filesize

      2KB

      MD5

      ec5a42f2c4b2b14ed037b68a22e717ff

      SHA1

      4d843951c157ce945d7da2b1329274d652e7facb

      SHA256

      44f67769b880eea97b602280ab0b14115c6931ca71961fd2954f1a73af036e05

      SHA512

      2ff06d8201573b4d7c560b262142e8a588f82d96dc00c27290f4cacd501a4adb524c44db51fcbe12b34939475a6fca88db98bd948f3a8a811a72eca1adfb023c

    • C:\Users\Admin\AppData\Local\Temp\RES5767.tmp

      Filesize

      1KB

      MD5

      044fe1eb9508df7918410c76c0507c28

      SHA1

      51abd7ec6fe62ce85ec828df9e3a419d81e83437

      SHA256

      170b525246357f998fc40f94499117e9bf5bb76340a755562c07148a19f08a0e

      SHA512

      384eacb47c133144f14679a3d9df67426a579ca3febbffa7438bb3317de4f0330b6e08950025f99352e3a1554d4a2138da6ccf3576634d4c9e735baf183afb91

    • C:\Users\Admin\AppData\Local\Temp\tmp54D8.tmp.exe

      Filesize

      12KB

      MD5

      b2fe27aa017b81d213e91dc8e59fc28b

      SHA1

      7326701e8b2292ff8ff55d47c80118dff014efe7

      SHA256

      ba52fc5d7ba6a2e1155944cdf4aa7aee4c6ba5a47950945c151cd3ecab44e73d

      SHA512

      2e4c80bd33054684f8181d224089b462923f8499f4436c37a02828e8d4cf4787e74327189e4b463c52037bc4b0fc861e84090c363c8a2c0bd562c04f61b7b665

    • C:\Users\Admin\AppData\Local\Temp\vbc378A622A4D594C95B15BB0884E291FE.TMP

      Filesize

      1KB

      MD5

      a42a4a08f123e00cf8cfecd9bba2d6e4

      SHA1

      e231aca1cef9ef72ffbdd52ad4c33b63e282af1b

      SHA256

      053252e4a052756cad23dadbc3600cd7b82de64419f726931a228d49f2892a72

      SHA512

      5ac906a26ecbf1d6bf6a1e544b9c9efe346425e2d95fee35cccde30e5e78de925ed26434ee65758b0760eba34c0fa61322b68435ccde2753208895f0856b9302

    • C:\Users\Admin\AppData\Local\Temp\wdc1uxl5\wdc1uxl5.0.vb

      Filesize

      2KB

      MD5

      a5804d90f99c38d4755893fbc2a942af

      SHA1

      32f2d4d498955536dbc1bc871bd0272ec9c49610

      SHA256

      ccaf4c3a6d08526bc58a0917df0095af4edbb3a625f3f471f3f6f6cba531da0b

      SHA512

      5e50f4e056c885f6209103def0619c5927de6f34aa490660d02ab64c223c2d69ed4bb6c9697c3673d82bbbbdf66c107d75d438da79dd696ee21259986ee7ad48

    • C:\Users\Admin\AppData\Local\Temp\wdc1uxl5\wdc1uxl5.cmdline

      Filesize

      273B

      MD5

      afaa61885b72ee27b7ac81bf7048309b

      SHA1

      788dc5b8018a9c5f51197eb9bba7df3e66e244df

      SHA256

      26f71f539a8e7a2a09698c32935c52e0d68fe185d38e51ffa4a5991719b912d3

      SHA512

      47b1fd14c9cc887c53a95da8acc6b9995493cd530e2ec3d6829f4a37b482222666b459d4b028694f6b4d2aef7e9d1e4b6991e892457f901af3faa3be6a7241ca

    • memory/1008-0-0x0000000074B4E000-0x0000000074B4F000-memory.dmp

      Filesize

      4KB

    • memory/1008-8-0x0000000074B40000-0x00000000752F0000-memory.dmp

      Filesize

      7.7MB

    • memory/1008-2-0x0000000005300000-0x000000000539C000-memory.dmp

      Filesize

      624KB

    • memory/1008-1-0x0000000000950000-0x000000000095A000-memory.dmp

      Filesize

      40KB

    • memory/1008-24-0x0000000074B40000-0x00000000752F0000-memory.dmp

      Filesize

      7.7MB

    • memory/3380-25-0x0000000074B40000-0x00000000752F0000-memory.dmp

      Filesize

      7.7MB

    • memory/3380-26-0x0000000000CC0000-0x0000000000CCA000-memory.dmp

      Filesize

      40KB

    • memory/3380-27-0x0000000005BE0000-0x0000000006184000-memory.dmp

      Filesize

      5.6MB

    • memory/3380-28-0x0000000005630000-0x00000000056C2000-memory.dmp

      Filesize

      584KB

    • memory/3380-30-0x0000000074B40000-0x00000000752F0000-memory.dmp

      Filesize

      7.7MB