Analysis

  • max time kernel
    143s
  • max time network
    146s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240412-en
  • resource tags

    arch:x64arch:x86image:win11-20240412-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    25/04/2024, 15:34

General

  • Target

    ed8fbf5cdcfd6714bfd7c1872569b7799843e8ef2689c216ee00b257ed609c35.exe

  • Size

    423KB

  • MD5

    e62117f9a65db54a729dc87b42155af4

  • SHA1

    cb26466d445e0a6f2adddfc673eb07ad7caf8c66

  • SHA256

    ed8fbf5cdcfd6714bfd7c1872569b7799843e8ef2689c216ee00b257ed609c35

  • SHA512

    65b32a4d4da88831d3c5d2970946175c86b5ce9ebfd735bfa33a7e6bd81d30bd02e6e8b726fad911bce35de34c77d4cf78faa8d0a1a2628a600dac8c63f58172

  • SSDEEP

    6144:4A89cIp7XcQuqZkwcc2ixc+XJV/u7k7YWdB5gXM27oZrqkH:bwu99fQ9Z87BuK6qkH

Malware Config

Signatures

  • SectopRAT

    SectopRAT is a remote access trojan first seen in November 2019.

  • SectopRAT payload 1 IoCs
  • Stealc

    Stealc is an infostealer written in C++.

  • Downloads MZ/PE file
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 1 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious behavior: MapViewOfSection 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ed8fbf5cdcfd6714bfd7c1872569b7799843e8ef2689c216ee00b257ed609c35.exe
    "C:\Users\Admin\AppData\Local\Temp\ed8fbf5cdcfd6714bfd7c1872569b7799843e8ef2689c216ee00b257ed609c35.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2920
    • C:\Users\Admin\AppData\Local\Temp\u294.0.exe
      "C:\Users\Admin\AppData\Local\Temp\u294.0.exe"
      2⤵
      • Executes dropped EXE
      PID:4412
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4412 -s 1352
        3⤵
        • Program crash
        PID:2212
    • C:\Users\Admin\AppData\Local\Temp\u294.2\run.exe
      "C:\Users\Admin\AppData\Local\Temp\u294.2\run.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1976
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\SysWOW64\cmd.exe
        3⤵
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of WriteProcessMemory
        PID:3284
        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
          C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
          4⤵
          • Suspicious use of AdjustPrivilegeToken
          PID:3820
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2920 -s 1160
      2⤵
      • Program crash
      PID:904
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 4412 -ip 4412
    1⤵
      PID:228
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 548 -p 2920 -ip 2920
      1⤵
        PID:888

      Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

            Loading Replay Monitor...

            Downloads

            • C:\Users\Admin\AppData\Local\Temp\e5c62887

              Filesize

              1.4MB

              MD5

              39bebd27708ce8fe3425129860dbf16c

              SHA1

              76961134b43c7102f07d3e1323e2301ba22eaaa8

              SHA256

              19e1de0bc91451b71d1f9befaf623375037758b1ef475454f11d49beb15b0c70

              SHA512

              9538c7f9a84288fb8046840702310d4b2315e393a080ad606afbbdfc2772868b093b122f8b5b543dec2d5bc040f6fc354bac2cc41e5201aed29f7bc96e860f9b

            • C:\Users\Admin\AppData\Local\Temp\tmp1B36.tmp

              Filesize

              20KB

              MD5

              42c395b8db48b6ce3d34c301d1eba9d5

              SHA1

              b7cfa3de344814bec105391663c0df4a74310996

              SHA256

              5644546ecefc6786c7be5b1a89e935e640963ccd34b130f21baab9370cb9055d

              SHA512

              7b9214db96e9bec8745b4161a41c4c0520cdda9950f0cd3f12c7744227a25d639d07c0dd68b552cf1e032181c2e4f8297747f27bad6c7447b0f415a86bd82845

            • C:\Users\Admin\AppData\Local\Temp\tmp1B68.tmp

              Filesize

              20KB

              MD5

              22be08f683bcc01d7a9799bbd2c10041

              SHA1

              2efb6041cf3d6e67970135e592569c76fc4c41de

              SHA256

              451c2c0cf3b7cb412a05347c6e75ed8680f0d2e5f2ab0f64cc2436db9309a457

              SHA512

              0eef192b3d5abe5d2435acf54b42c729c3979e4ad0b73d36666521458043ee7df1e10386bef266d7df9c31db94fb2833152bb2798936cb2082715318ef05d936

            • C:\Users\Admin\AppData\Local\Temp\u294.0.exe

              Filesize

              278KB

              MD5

              966d7847900ea80f32b2f39b62c64202

              SHA1

              2aa8278568a18500bc244b63425604505d270284

              SHA256

              fb3c4478e5238f02aa0a50c7ae47fc274bca9c1bef8e6094351141ec29f6a3cf

              SHA512

              72aefdc6b455459bb5dc379f288f1aaa93581f878dcb6d8a93e3e8722134f32013472cd29deba7dae8c3be2a82c8c07e157693c611e97ef848eb582eec03ab95

            • C:\Users\Admin\AppData\Local\Temp\u294.1.zip

              Filesize

              3.7MB

              MD5

              78d3ca6355c93c72b494bb6a498bf639

              SHA1

              2fa4e5df74bfe75c207c881a1b0d3bc1c62c8b0e

              SHA256

              a1dd547a63b256aa6a16871ed03f8b025226f7617e67b8817a08444df077b001

              SHA512

              1b2df7bee2514aee7efd3579f5dd33c76b40606d07dba69a34c45747662fad61174db4931bca02b058830107959205e889fee74f8ccc9f6e03f9fd111761f4ea

            • C:\Users\Admin\AppData\Local\Temp\u294.2\UIxMarketPlugin.dll

              Filesize

              1.6MB

              MD5

              d1ba9412e78bfc98074c5d724a1a87d6

              SHA1

              0572f98d78fb0b366b5a086c2a74cc68b771d368

              SHA256

              cbcea8f28d8916219d1e8b0a8ca2db17e338eb812431bc4ad0cb36c06fd67f15

              SHA512

              8765de36d3824b12c0a4478c31b985878d4811bd0e5b6fba4ea07f8c76340bd66a2da3490d4871b95d9a12f96efc25507dfd87f431de211664dbe9a9c914af6f

            • C:\Users\Admin\AppData\Local\Temp\u294.2\bunch.dat

              Filesize

              1.3MB

              MD5

              1e8237d3028ab52821d69099e0954f97

              SHA1

              30a6ae353adda0c471c6ed5b7a2458b07185abf2

              SHA256

              9387488f9d338e211be2cb45109bf590a5070180bc0d4a703f70d3cb3c4e1742

              SHA512

              a6406d7c18694ee014d59df581f1f76e980b68e3361ae680dc979606a423eba48d35e37f143154dd97fe5f066baf0ea51a2e9f8bc822d593e1cba70ead6559f3

            • C:\Users\Admin\AppData\Local\Temp\u294.2\relay.dll

              Filesize

              1.5MB

              MD5

              10d51becd0bbce0fab147ff9658c565e

              SHA1

              4689a18112ff876d3c066bc8c14a08fd6b7b7a4a

              SHA256

              7b2db9c88f60ed6dd24b1dec321a304564780fdb191a96ec35c051856128f1ed

              SHA512

              29faf493bb28f7842c905adc5312f31741effb09f841059b53d73b22aea2c4d41d73db10bbf37703d6aeb936ffacbc756a3cc85ba3c0b6a6863ef4d27fefcd29

            • C:\Users\Admin\AppData\Local\Temp\u294.2\run.exe

              Filesize

              2.4MB

              MD5

              9fb4770ced09aae3b437c1c6eb6d7334

              SHA1

              fe54b31b0db8665aa5b22bed147e8295afc88a03

              SHA256

              a05b592a971fe5011554013bcfe9a4aaf9cfc633bdd1fe3a8197f213d557b8d3

              SHA512

              140fee6daf23fe8b7e441b3b4de83554af804f00ecedc421907a385ac79a63164bd9f28b4be061c2ea2262755d85e14d3a8e7dc910547837b664d78d93667256

            • C:\Users\Admin\AppData\Local\Temp\u294.2\whale.dbf

              Filesize

              85KB

              MD5

              a723bf46048e0bfb15b8d77d7a648c3e

              SHA1

              8952d3c34e9341e4425571e10f22b782695bb915

              SHA256

              b440170853bdb43b66497f701aee2901080326975140b095a1669cb9dee13422

              SHA512

              ca8ea2f7f3c7af21b5673a0a3f2611b6580a7ed02efa2cfd8b343eb644ff09682bde43b25ef7aab68530d5ce31dcbd252c382dd336ecb610d4c4ebde78347273

            • memory/1976-113-0x0000000072C10000-0x0000000072D8D000-memory.dmp

              Filesize

              1.5MB

            • memory/1976-103-0x0000000072C10000-0x0000000072D8D000-memory.dmp

              Filesize

              1.5MB

            • memory/1976-104-0x00007FFE118E0000-0x00007FFE11AE9000-memory.dmp

              Filesize

              2.0MB

            • memory/1976-110-0x0000000072C10000-0x0000000072D8D000-memory.dmp

              Filesize

              1.5MB

            • memory/2920-2-0x0000000003270000-0x00000000032DD000-memory.dmp

              Filesize

              436KB

            • memory/2920-1-0x0000000002EA0000-0x0000000002FA0000-memory.dmp

              Filesize

              1024KB

            • memory/2920-3-0x0000000000400000-0x0000000002C4D000-memory.dmp

              Filesize

              40.3MB

            • memory/2920-17-0x0000000000400000-0x0000000002C4D000-memory.dmp

              Filesize

              40.3MB

            • memory/2920-111-0x0000000000400000-0x0000000002C4D000-memory.dmp

              Filesize

              40.3MB

            • memory/2920-112-0x0000000003270000-0x00000000032DD000-memory.dmp

              Filesize

              436KB

            • memory/3284-122-0x0000000072C10000-0x0000000072D8D000-memory.dmp

              Filesize

              1.5MB

            • memory/3284-120-0x0000000072C10000-0x0000000072D8D000-memory.dmp

              Filesize

              1.5MB

            • memory/3284-115-0x0000000072C10000-0x0000000072D8D000-memory.dmp

              Filesize

              1.5MB

            • memory/3284-117-0x00007FFE118E0000-0x00007FFE11AE9000-memory.dmp

              Filesize

              2.0MB

            • memory/3284-119-0x0000000072C10000-0x0000000072D8D000-memory.dmp

              Filesize

              1.5MB

            • memory/3820-134-0x0000000005990000-0x000000000599A000-memory.dmp

              Filesize

              40KB

            • memory/3820-132-0x0000000005A40000-0x0000000005AB6000-memory.dmp

              Filesize

              472KB

            • memory/3820-123-0x0000000073AA0000-0x0000000074DB7000-memory.dmp

              Filesize

              19.1MB

            • memory/3820-127-0x00000000731D0000-0x0000000073981000-memory.dmp

              Filesize

              7.7MB

            • memory/3820-126-0x0000000001160000-0x0000000001226000-memory.dmp

              Filesize

              792KB

            • memory/3820-128-0x00000000058D0000-0x0000000005962000-memory.dmp

              Filesize

              584KB

            • memory/3820-129-0x0000000005F20000-0x00000000064C6000-memory.dmp

              Filesize

              5.6MB

            • memory/3820-130-0x0000000005A30000-0x0000000005A40000-memory.dmp

              Filesize

              64KB

            • memory/3820-131-0x0000000005C10000-0x0000000005DD2000-memory.dmp

              Filesize

              1.8MB

            • memory/3820-157-0x0000000005A30000-0x0000000005A40000-memory.dmp

              Filesize

              64KB

            • memory/3820-133-0x0000000005AC0000-0x0000000005B10000-memory.dmp

              Filesize

              320KB

            • memory/3820-156-0x00000000731D0000-0x0000000073981000-memory.dmp

              Filesize

              7.7MB

            • memory/3820-135-0x0000000006B00000-0x000000000702C000-memory.dmp

              Filesize

              5.2MB

            • memory/3820-136-0x0000000006690000-0x00000000066AE000-memory.dmp

              Filesize

              120KB

            • memory/3820-137-0x0000000006760000-0x00000000067C6000-memory.dmp

              Filesize

              408KB

            • memory/4412-15-0x0000000000400000-0x0000000002C28000-memory.dmp

              Filesize

              40.2MB

            • memory/4412-16-0x0000000000400000-0x0000000002C28000-memory.dmp

              Filesize

              40.2MB

            • memory/4412-13-0x0000000002D70000-0x0000000002E70000-memory.dmp

              Filesize

              1024KB

            • memory/4412-14-0x0000000003190000-0x00000000031B7000-memory.dmp

              Filesize

              156KB