Analysis

  • max time kernel
    51s
  • max time network
    73s
  • platform
    windows10-1703_x64
  • resource
    win10-20230220-en
  • resource tags

    arch:x64arch:x86image:win10-20230220-enlocale:en-usos:windows10-1703-x64system
  • submitted
    23/04/2023, 20:52

General

  • Target

    ef9526fdf77446da567515da0f606a4874dbdf45a3c44d2844a134cee226981e.exe

  • Size

    704KB

  • MD5

    c6ca8ec3bb39805bfc3601d0f5b3328a

  • SHA1

    db23bc501cd5290d1b7d1f17d2cca4d26a2e7e0e

  • SHA256

    ef9526fdf77446da567515da0f606a4874dbdf45a3c44d2844a134cee226981e

  • SHA512

    3d33224f1c90726c7d5971d396ab51ef37de915b0adba8fb9d721b1994a9e22fd2c1fb3ec27b667bc6d5bb0e48c2a7c509f2938514f876ffbdd8a8feeecac1b2

  • SSDEEP

    12288:Ry90+TY33RH6RyCs9bNePo917uprs95TMWCJixKs3W+:RyDTY3kR+pQQ1ipobTpLxKsm+

Malware Config

Signatures

  • Modifies Windows Defender Real-time Protection settings 3 TTPs 5 IoCs
  • Executes dropped EXE 4 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Windows security modification 2 TTPs 2 IoCs
  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Adds Run key to start application 2 TTPs 4 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ef9526fdf77446da567515da0f606a4874dbdf45a3c44d2844a134cee226981e.exe
    "C:\Users\Admin\AppData\Local\Temp\ef9526fdf77446da567515da0f606a4874dbdf45a3c44d2844a134cee226981e.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:4212
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un656661.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un656661.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:4156
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr918855.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr918855.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:996
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu769959.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu769959.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4316
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si830909.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si830909.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4268

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si830909.exe

          Filesize

          136KB

          MD5

          8c80b06d843bd6a7599a5be2075d9a55

          SHA1

          caf86cf2f908f6ac64b8d4788bc61aaaf672f9f2

          SHA256

          e794f573618cef6be742a0f574f179aa1087b51c4ec23bcf7faa16415028850e

          SHA512

          cd902bd2607ee797a60f615c550304e45ff59f2313cbb596b50fae913eae481987a8bde0a83587b153192eeb97514f281864c5fb3db4dc128453d507c5aeeded

        • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si830909.exe

          Filesize

          136KB

          MD5

          8c80b06d843bd6a7599a5be2075d9a55

          SHA1

          caf86cf2f908f6ac64b8d4788bc61aaaf672f9f2

          SHA256

          e794f573618cef6be742a0f574f179aa1087b51c4ec23bcf7faa16415028850e

          SHA512

          cd902bd2607ee797a60f615c550304e45ff59f2313cbb596b50fae913eae481987a8bde0a83587b153192eeb97514f281864c5fb3db4dc128453d507c5aeeded

        • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un656661.exe

          Filesize

          550KB

          MD5

          b3a69bbc223ea62a97e840a0e4078cff

          SHA1

          e92560830e17033c9f2a3debb34a72a33431db7d

          SHA256

          d632fa4a986de53a7a012f21954db03124419cd9df7b1a5adfb592d73dc4b3d0

          SHA512

          2bb254a9bdcabb0f441b8f457606599b51a6926b2687f2bfec434bba59d18fe906c2a8e1848ea55d38dd34980ccb37004fce45a32c2dbc72cab2dd9c630037e8

        • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un656661.exe

          Filesize

          550KB

          MD5

          b3a69bbc223ea62a97e840a0e4078cff

          SHA1

          e92560830e17033c9f2a3debb34a72a33431db7d

          SHA256

          d632fa4a986de53a7a012f21954db03124419cd9df7b1a5adfb592d73dc4b3d0

          SHA512

          2bb254a9bdcabb0f441b8f457606599b51a6926b2687f2bfec434bba59d18fe906c2a8e1848ea55d38dd34980ccb37004fce45a32c2dbc72cab2dd9c630037e8

        • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr918855.exe

          Filesize

          277KB

          MD5

          0cae890b2c7aec28740233403d63d43b

          SHA1

          1babab3039016b0ee19585ea1072e0b63bbbd573

          SHA256

          8f5db7b549c26272915c7821619d17f27ad3ad63f8d62c5ba3dede541efdb682

          SHA512

          3fb0b7e72c5cb24d97f3eed4536a5e5d760968bd1b559c536abac20cc1dd7330f2f451ebeb5f0a7639f1a84e1c10ded40c73a4f7b75b2dd4b034f32f3605b2ec

        • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr918855.exe

          Filesize

          277KB

          MD5

          0cae890b2c7aec28740233403d63d43b

          SHA1

          1babab3039016b0ee19585ea1072e0b63bbbd573

          SHA256

          8f5db7b549c26272915c7821619d17f27ad3ad63f8d62c5ba3dede541efdb682

          SHA512

          3fb0b7e72c5cb24d97f3eed4536a5e5d760968bd1b559c536abac20cc1dd7330f2f451ebeb5f0a7639f1a84e1c10ded40c73a4f7b75b2dd4b034f32f3605b2ec

        • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu769959.exe

          Filesize

          361KB

          MD5

          7f5c57362666e93d930873339dc8ca70

          SHA1

          707ad482192cd1b0436d808a0588575cc10fd75c

          SHA256

          00f6d0f42d700d4f13ab4fdad546e6fce38909bf7660e98b4663d0871ff2486b

          SHA512

          50802b3fdb5bd6b949344370817671d52d75205cd693325623ed9d4f60f25bba881c418e7954497da191cf2d2045ae950d66f0e6a3997d23994de4eb81329da6

        • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu769959.exe

          Filesize

          361KB

          MD5

          7f5c57362666e93d930873339dc8ca70

          SHA1

          707ad482192cd1b0436d808a0588575cc10fd75c

          SHA256

          00f6d0f42d700d4f13ab4fdad546e6fce38909bf7660e98b4663d0871ff2486b

          SHA512

          50802b3fdb5bd6b949344370817671d52d75205cd693325623ed9d4f60f25bba881c418e7954497da191cf2d2045ae950d66f0e6a3997d23994de4eb81329da6

        • memory/996-146-0x0000000004A90000-0x0000000004AA2000-memory.dmp

          Filesize

          72KB

        • memory/996-156-0x0000000004A90000-0x0000000004AA2000-memory.dmp

          Filesize

          72KB

        • memory/996-136-0x00000000072A0000-0x000000000779E000-memory.dmp

          Filesize

          5.0MB

        • memory/996-137-0x0000000004A90000-0x0000000004AA8000-memory.dmp

          Filesize

          96KB

        • memory/996-138-0x0000000007290000-0x00000000072A0000-memory.dmp

          Filesize

          64KB

        • memory/996-139-0x0000000007290000-0x00000000072A0000-memory.dmp

          Filesize

          64KB

        • memory/996-140-0x0000000007290000-0x00000000072A0000-memory.dmp

          Filesize

          64KB

        • memory/996-141-0x0000000004A90000-0x0000000004AA2000-memory.dmp

          Filesize

          72KB

        • memory/996-142-0x0000000004A90000-0x0000000004AA2000-memory.dmp

          Filesize

          72KB

        • memory/996-144-0x0000000004A90000-0x0000000004AA2000-memory.dmp

          Filesize

          72KB

        • memory/996-134-0x00000000001D0000-0x00000000001FD000-memory.dmp

          Filesize

          180KB

        • memory/996-148-0x0000000004A90000-0x0000000004AA2000-memory.dmp

          Filesize

          72KB

        • memory/996-150-0x0000000004A90000-0x0000000004AA2000-memory.dmp

          Filesize

          72KB

        • memory/996-152-0x0000000004A90000-0x0000000004AA2000-memory.dmp

          Filesize

          72KB

        • memory/996-154-0x0000000004A90000-0x0000000004AA2000-memory.dmp

          Filesize

          72KB

        • memory/996-135-0x00000000048E0000-0x00000000048FA000-memory.dmp

          Filesize

          104KB

        • memory/996-158-0x0000000004A90000-0x0000000004AA2000-memory.dmp

          Filesize

          72KB

        • memory/996-160-0x0000000004A90000-0x0000000004AA2000-memory.dmp

          Filesize

          72KB

        • memory/996-162-0x0000000004A90000-0x0000000004AA2000-memory.dmp

          Filesize

          72KB

        • memory/996-164-0x0000000004A90000-0x0000000004AA2000-memory.dmp

          Filesize

          72KB

        • memory/996-166-0x0000000004A90000-0x0000000004AA2000-memory.dmp

          Filesize

          72KB

        • memory/996-168-0x0000000004A90000-0x0000000004AA2000-memory.dmp

          Filesize

          72KB

        • memory/996-169-0x0000000000400000-0x0000000002BAE000-memory.dmp

          Filesize

          39.7MB

        • memory/996-170-0x00000000001D0000-0x00000000001FD000-memory.dmp

          Filesize

          180KB

        • memory/996-171-0x0000000007290000-0x00000000072A0000-memory.dmp

          Filesize

          64KB

        • memory/996-172-0x0000000007290000-0x00000000072A0000-memory.dmp

          Filesize

          64KB

        • memory/996-174-0x0000000000400000-0x0000000002BAE000-memory.dmp

          Filesize

          39.7MB

        • memory/4268-995-0x00000000005E0000-0x0000000000608000-memory.dmp

          Filesize

          160KB

        • memory/4268-996-0x0000000007360000-0x00000000073AB000-memory.dmp

          Filesize

          300KB

        • memory/4268-997-0x00000000076E0000-0x00000000076F0000-memory.dmp

          Filesize

          64KB

        • memory/4316-179-0x00000000048C0000-0x00000000048FC000-memory.dmp

          Filesize

          240KB

        • memory/4316-181-0x0000000007280000-0x0000000007290000-memory.dmp

          Filesize

          64KB

        • memory/4316-183-0x0000000004A60000-0x0000000004A95000-memory.dmp

          Filesize

          212KB

        • memory/4316-184-0x0000000004A60000-0x0000000004A95000-memory.dmp

          Filesize

          212KB

        • memory/4316-186-0x0000000004A60000-0x0000000004A95000-memory.dmp

          Filesize

          212KB

        • memory/4316-188-0x0000000004A60000-0x0000000004A95000-memory.dmp

          Filesize

          212KB

        • memory/4316-190-0x0000000004A60000-0x0000000004A95000-memory.dmp

          Filesize

          212KB

        • memory/4316-192-0x0000000004A60000-0x0000000004A95000-memory.dmp

          Filesize

          212KB

        • memory/4316-194-0x0000000004A60000-0x0000000004A95000-memory.dmp

          Filesize

          212KB

        • memory/4316-196-0x0000000004A60000-0x0000000004A95000-memory.dmp

          Filesize

          212KB

        • memory/4316-198-0x0000000004A60000-0x0000000004A95000-memory.dmp

          Filesize

          212KB

        • memory/4316-200-0x0000000004A60000-0x0000000004A95000-memory.dmp

          Filesize

          212KB

        • memory/4316-202-0x0000000004A60000-0x0000000004A95000-memory.dmp

          Filesize

          212KB

        • memory/4316-204-0x0000000004A60000-0x0000000004A95000-memory.dmp

          Filesize

          212KB

        • memory/4316-206-0x0000000004A60000-0x0000000004A95000-memory.dmp

          Filesize

          212KB

        • memory/4316-208-0x0000000004A60000-0x0000000004A95000-memory.dmp

          Filesize

          212KB

        • memory/4316-210-0x0000000004A60000-0x0000000004A95000-memory.dmp

          Filesize

          212KB

        • memory/4316-212-0x0000000004A60000-0x0000000004A95000-memory.dmp

          Filesize

          212KB

        • memory/4316-214-0x0000000004A60000-0x0000000004A95000-memory.dmp

          Filesize

          212KB

        • memory/4316-216-0x0000000004A60000-0x0000000004A95000-memory.dmp

          Filesize

          212KB

        • memory/4316-452-0x0000000007280000-0x0000000007290000-memory.dmp

          Filesize

          64KB

        • memory/4316-976-0x000000000A220000-0x000000000A826000-memory.dmp

          Filesize

          6.0MB

        • memory/4316-977-0x0000000009C10000-0x0000000009C22000-memory.dmp

          Filesize

          72KB

        • memory/4316-978-0x0000000009C30000-0x0000000009D3A000-memory.dmp

          Filesize

          1.0MB

        • memory/4316-979-0x0000000007280000-0x0000000007290000-memory.dmp

          Filesize

          64KB

        • memory/4316-980-0x0000000009D50000-0x0000000009D8E000-memory.dmp

          Filesize

          248KB

        • memory/4316-981-0x0000000009DD0000-0x0000000009E1B000-memory.dmp

          Filesize

          300KB

        • memory/4316-982-0x000000000A060000-0x000000000A0C6000-memory.dmp

          Filesize

          408KB

        • memory/4316-983-0x000000000AD30000-0x000000000ADC2000-memory.dmp

          Filesize

          584KB

        • memory/4316-984-0x000000000ADD0000-0x000000000AE46000-memory.dmp

          Filesize

          472KB

        • memory/4316-985-0x000000000AEA0000-0x000000000AEBE000-memory.dmp

          Filesize

          120KB

        • memory/4316-182-0x0000000004A60000-0x0000000004A9A000-memory.dmp

          Filesize

          232KB

        • memory/4316-180-0x0000000004570000-0x00000000045B6000-memory.dmp

          Filesize

          280KB

        • memory/4316-987-0x000000000B180000-0x000000000B1D0000-memory.dmp

          Filesize

          320KB

        • memory/4316-988-0x000000000B1F0000-0x000000000B3B2000-memory.dmp

          Filesize

          1.8MB

        • memory/4316-989-0x000000000B3C0000-0x000000000B8EC000-memory.dmp

          Filesize

          5.2MB