Analysis

  • max time kernel
    130s
  • 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
    22-05-2024 23:35

General

  • Target

    592330c0fc89d1cc759dd50271ea7a61bf34201e5ec6b78223bf3612cf7b82d4.exe

  • Size

    12KB

  • MD5

    1ffefb205add31fb90c552f0b7f83dc0

  • SHA1

    c5c271404e33e59c6df119ac465b5e30e9df0f31

  • SHA256

    592330c0fc89d1cc759dd50271ea7a61bf34201e5ec6b78223bf3612cf7b82d4

  • SHA512

    858953fc6cba9e28e97315c1c0c0592c8f3fd8aad709b8f27345befb8ee25760223ae6765b748ce2c7eddfd5d81845e2f5ee33b151cc18f3c63007af3bbc4f98

  • SSDEEP

    384:gL7li/2zEq2DcEQvdhcJKLTp/NK9xa1+:+oM/Q9c1+

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\592330c0fc89d1cc759dd50271ea7a61bf34201e5ec6b78223bf3612cf7b82d4.exe
    "C:\Users\Admin\AppData\Local\Temp\592330c0fc89d1cc759dd50271ea7a61bf34201e5ec6b78223bf3612cf7b82d4.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3764
    • 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\3jzexoad\3jzexoad.cmdline"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3952
      • 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\RES6040.tmp" "C:\Users\Admin\AppData\Local\Temp\vbc192502E9F3594291A56BCBB9B7AEDBF4.TMP"
        3⤵
          PID:2276
      • C:\Users\Admin\AppData\Local\Temp\tmp5E5D.tmp.exe
        "C:\Users\Admin\AppData\Local\Temp\tmp5E5D.tmp.exe" C:\Users\Admin\AppData\Local\Temp\592330c0fc89d1cc759dd50271ea7a61bf34201e5ec6b78223bf3612cf7b82d4.exe
        2⤵
        • Deletes itself
        • Executes dropped EXE
        PID:3452

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\3jzexoad\3jzexoad.0.vb

      Filesize

      2KB

      MD5

      e51019abbaa0d7f741344e7a1ba9eff0

      SHA1

      876b1094811e1d95915750ec8da27b44a9fc7b98

      SHA256

      6a20fd14ed00960b4e3f3bf66e46d692a067352609fc8e9ab5199e97baa6b394

      SHA512

      b7e62a57051210c95b6acbcac6114d78fc0ee7c46a5218a13139121a16d7f6a2b117d9421d7333972e95b773fe8c1e30df0a75ba86d8cab36a528b1606d3b50e

    • C:\Users\Admin\AppData\Local\Temp\3jzexoad\3jzexoad.cmdline

      Filesize

      273B

      MD5

      a3d37a41ff39d52da588ba6812819c2b

      SHA1

      bbe48b354b0c3550a6f380225a06e168609f786a

      SHA256

      03eae48833015513667f0cca2da1e97b703ad734dc0bb089f22587db09c8de1a

      SHA512

      537c2ad5a5a277dbdce3cd61ea0a05e460d61ab523cea0bbbd7badd58792e0cb8109734e905f90830e230ee35f6ad9e5b1ba53297d6e05937502cd6e94c5facf

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

      Filesize

      2KB

      MD5

      eedf174f3d37f3db44cd42467a85ea6c

      SHA1

      4506530ee08b7a9ed77bc0aee61a368fc4062c53

      SHA256

      6cd4e695502c8673f9aa73e753c29d9119dd468abf4b0811c75c740025c64db5

      SHA512

      4a95086e25a83059c8109dce5c598d9247eb623443e44d24704351e1e6d75e07f28ae502a7838cabc3ad985312f024e52d85991d054f8254e5950f8ab967d6aa

    • C:\Users\Admin\AppData\Local\Temp\RES6040.tmp

      Filesize

      1KB

      MD5

      f90d9cc340719794eb9926e0e71610a3

      SHA1

      bdcfe3eaa57c34861071dd2abf4056323fc7a505

      SHA256

      40a9ff3c0a33e55b94ff72159dae3f6dc2a71cd362e2169b789e793f1d7533ea

      SHA512

      78f1608b5d6d315e6ec7574bb5272bf64034ba71824e68c103853b035cc23217ede91c6fbe70ea1ee0ac6435d4c2d0bd282e549b33d368dc71485e3a8f5534c9

    • C:\Users\Admin\AppData\Local\Temp\tmp5E5D.tmp.exe

      Filesize

      12KB

      MD5

      3bd6afcbd41b8a94036745d4f2c661d5

      SHA1

      befd5d574955d0d1c68ad68bf7c6e5bcd0f372c3

      SHA256

      fd85a0cd46422f83403e06acf022e53821bc41abb1b4f762d6826b8cf91014ff

      SHA512

      9c1b1b3f2da646404c3ad86e29c8944c073e850617c58569528a4b9c34edab1ae5fe614bad766fee873bf31b7482b548807e826bbc33c1fd987e7373220038c1

    • C:\Users\Admin\AppData\Local\Temp\vbc192502E9F3594291A56BCBB9B7AEDBF4.TMP

      Filesize

      1KB

      MD5

      e03c61fe48d08755ae18766c79660585

      SHA1

      b553c26fc1cfc6b1694badf4ad5273f50963901e

      SHA256

      643ee09888870fa8739ba63497323347ca3408b08f66c0c456d8e91570319ea7

      SHA512

      79fef5e0f27b00b6d047fd40116dd0296af799f50bb53cf6b6e58284ba7f6703cbded425f0acf27dd4d796ef1a4538113ce273b096dc15feb4b6206e35a33603

    • memory/3452-25-0x0000000000700000-0x000000000070A000-memory.dmp

      Filesize

      40KB

    • memory/3452-24-0x0000000074710000-0x0000000074EC0000-memory.dmp

      Filesize

      7.7MB

    • memory/3452-27-0x0000000005610000-0x0000000005BB4000-memory.dmp

      Filesize

      5.6MB

    • memory/3452-28-0x0000000005100000-0x0000000005192000-memory.dmp

      Filesize

      584KB

    • memory/3452-30-0x0000000074710000-0x0000000074EC0000-memory.dmp

      Filesize

      7.7MB

    • memory/3764-8-0x0000000074710000-0x0000000074EC0000-memory.dmp

      Filesize

      7.7MB

    • memory/3764-2-0x0000000004A00000-0x0000000004A9C000-memory.dmp

      Filesize

      624KB

    • memory/3764-1-0x00000000000F0000-0x00000000000FA000-memory.dmp

      Filesize

      40KB

    • memory/3764-0-0x000000007471E000-0x000000007471F000-memory.dmp

      Filesize

      4KB

    • memory/3764-26-0x0000000074710000-0x0000000074EC0000-memory.dmp

      Filesize

      7.7MB