Analysis

  • max time kernel
    120s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20230831-en
  • resource tags

    arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
  • submitted
    11/10/2023, 17:51

General

  • Target

    cafb76f9643b63e652262f519ad4074d7f73659e727ffe711db74d96fceaed4d.exe

  • Size

    929KB

  • MD5

    8c1cbbe3e2da4c16e2b7ff14afed2eab

  • SHA1

    bc5970573f300823ab8d541d12473e5b09726fc8

  • SHA256

    cafb76f9643b63e652262f519ad4074d7f73659e727ffe711db74d96fceaed4d

  • SHA512

    cfaaaf148e5132467a27106aee11811636c31e26d32f537463f5295230c40bbcb776b608f1d32433f3b5204a4ba86e4bd49ba172f7d9926f4809f13cbe681ad8

  • SSDEEP

    24576:2yBTSyLMaN8IiW/UcBQGF3UHbXmY0EkE7iRE:FkyAaN8IigUcL67mLET7

Malware Config

Extracted

Family

mystic

C2

http://5.42.92.211/loghub/master

Signatures

  • Detect Mystic stealer payload 9 IoCs
  • Mystic

    Mystic is an infostealer written in C++.

  • Executes dropped EXE 4 IoCs
  • Loads dropped DLL 13 IoCs
  • Adds Run key to start application 2 TTPs 4 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Program crash 1 IoCs
  • Suspicious use of WriteProcessMemory 49 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\cafb76f9643b63e652262f519ad4074d7f73659e727ffe711db74d96fceaed4d.exe
    "C:\Users\Admin\AppData\Local\Temp\cafb76f9643b63e652262f519ad4074d7f73659e727ffe711db74d96fceaed4d.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:2440
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x1278018.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x1278018.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:2980
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x7483394.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x7483394.exe
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Adds Run key to start application
        • Suspicious use of WriteProcessMemory
        PID:2912
        • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\x2145209.exe
          C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\x2145209.exe
          4⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Adds Run key to start application
          • Suspicious use of WriteProcessMemory
          PID:3000
          • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\g8597052.exe
            C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\g8597052.exe
            5⤵
            • Executes dropped EXE
            • Loads dropped DLL
            • Suspicious use of SetThreadContext
            • Suspicious use of WriteProcessMemory
            PID:2612
            • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
              "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
              6⤵
                PID:2728
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -u -p 2612 -s 272
                6⤵
                • Loads dropped DLL
                • Program crash
                PID:2508

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x1278018.exe

      Filesize

      828KB

      MD5

      cafdfbb08a1be235ca8f9c4abc761008

      SHA1

      090b51e36efa8cd21a9826203cffb7cba64a4819

      SHA256

      b8045802be8f490a3a323a604419237c5f00f1b872e876a5abed1a20cff455ea

      SHA512

      e4b7f5316179cd8cac4f09d1e1f5a2174550d4c9fbbf93d118cf4b1f4e58219627b360de0fb787a20a2249437b75dd65acf4cf43c48eee431c0548ff4811ac15

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x1278018.exe

      Filesize

      828KB

      MD5

      cafdfbb08a1be235ca8f9c4abc761008

      SHA1

      090b51e36efa8cd21a9826203cffb7cba64a4819

      SHA256

      b8045802be8f490a3a323a604419237c5f00f1b872e876a5abed1a20cff455ea

      SHA512

      e4b7f5316179cd8cac4f09d1e1f5a2174550d4c9fbbf93d118cf4b1f4e58219627b360de0fb787a20a2249437b75dd65acf4cf43c48eee431c0548ff4811ac15

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x7483394.exe

      Filesize

      556KB

      MD5

      d777f8dd404abf92c90df16686e02ab2

      SHA1

      7d40746477c400fd65d2902e3cc3942a9b8340c2

      SHA256

      4f3764684fd70e5d08e84201250d0c1577e770bfdfcfb6c656d4087d33a0a954

      SHA512

      05ed6a2a67f2542461087f1e91372eaf343aaa7fe4db26c1d39c51b73623f67b75e4b7e4802d64dbf9a4660caa12b9909221cd7018f0b62c96c371950e2268f2

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x7483394.exe

      Filesize

      556KB

      MD5

      d777f8dd404abf92c90df16686e02ab2

      SHA1

      7d40746477c400fd65d2902e3cc3942a9b8340c2

      SHA256

      4f3764684fd70e5d08e84201250d0c1577e770bfdfcfb6c656d4087d33a0a954

      SHA512

      05ed6a2a67f2542461087f1e91372eaf343aaa7fe4db26c1d39c51b73623f67b75e4b7e4802d64dbf9a4660caa12b9909221cd7018f0b62c96c371950e2268f2

    • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\x2145209.exe

      Filesize

      390KB

      MD5

      676a319af738abd3650500c3feb227e9

      SHA1

      e49481ea929c853074b5c30e98c4770894040f66

      SHA256

      9cce1b36dd5debe6a24ecc08219729d47e3b65b0182d2c6c96cdc59b41eb1aac

      SHA512

      015ff70467f6fefba73bc69eaa2a5b283018e0397fa2cb306b2c5ad593c38968d1f0d272ff0aa312956f35b4ae1ca8ef7fc221821fa30a99ef27b3441be02d57

    • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\x2145209.exe

      Filesize

      390KB

      MD5

      676a319af738abd3650500c3feb227e9

      SHA1

      e49481ea929c853074b5c30e98c4770894040f66

      SHA256

      9cce1b36dd5debe6a24ecc08219729d47e3b65b0182d2c6c96cdc59b41eb1aac

      SHA512

      015ff70467f6fefba73bc69eaa2a5b283018e0397fa2cb306b2c5ad593c38968d1f0d272ff0aa312956f35b4ae1ca8ef7fc221821fa30a99ef27b3441be02d57

    • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\g8597052.exe

      Filesize

      364KB

      MD5

      73ad870f90b06d1dad29e2d1cc039a69

      SHA1

      d2a3aeed95c23f5094452a3d452c21b76b501c50

      SHA256

      2cefd9cc06ead7eb56ba7f7c8ef885e89d3273fc55bd51cd7abc77a092284857

      SHA512

      7a972ced7db38f76eda38e1811bbd996619a6b9287733ed190138be132e24249c3a2640f75facf4b9665aeacd20adc11b5b7ceb6d35b179192a1630ec184805c

    • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\g8597052.exe

      Filesize

      364KB

      MD5

      73ad870f90b06d1dad29e2d1cc039a69

      SHA1

      d2a3aeed95c23f5094452a3d452c21b76b501c50

      SHA256

      2cefd9cc06ead7eb56ba7f7c8ef885e89d3273fc55bd51cd7abc77a092284857

      SHA512

      7a972ced7db38f76eda38e1811bbd996619a6b9287733ed190138be132e24249c3a2640f75facf4b9665aeacd20adc11b5b7ceb6d35b179192a1630ec184805c

    • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\g8597052.exe

      Filesize

      364KB

      MD5

      73ad870f90b06d1dad29e2d1cc039a69

      SHA1

      d2a3aeed95c23f5094452a3d452c21b76b501c50

      SHA256

      2cefd9cc06ead7eb56ba7f7c8ef885e89d3273fc55bd51cd7abc77a092284857

      SHA512

      7a972ced7db38f76eda38e1811bbd996619a6b9287733ed190138be132e24249c3a2640f75facf4b9665aeacd20adc11b5b7ceb6d35b179192a1630ec184805c

    • \Users\Admin\AppData\Local\Temp\IXP000.TMP\x1278018.exe

      Filesize

      828KB

      MD5

      cafdfbb08a1be235ca8f9c4abc761008

      SHA1

      090b51e36efa8cd21a9826203cffb7cba64a4819

      SHA256

      b8045802be8f490a3a323a604419237c5f00f1b872e876a5abed1a20cff455ea

      SHA512

      e4b7f5316179cd8cac4f09d1e1f5a2174550d4c9fbbf93d118cf4b1f4e58219627b360de0fb787a20a2249437b75dd65acf4cf43c48eee431c0548ff4811ac15

    • \Users\Admin\AppData\Local\Temp\IXP000.TMP\x1278018.exe

      Filesize

      828KB

      MD5

      cafdfbb08a1be235ca8f9c4abc761008

      SHA1

      090b51e36efa8cd21a9826203cffb7cba64a4819

      SHA256

      b8045802be8f490a3a323a604419237c5f00f1b872e876a5abed1a20cff455ea

      SHA512

      e4b7f5316179cd8cac4f09d1e1f5a2174550d4c9fbbf93d118cf4b1f4e58219627b360de0fb787a20a2249437b75dd65acf4cf43c48eee431c0548ff4811ac15

    • \Users\Admin\AppData\Local\Temp\IXP001.TMP\x7483394.exe

      Filesize

      556KB

      MD5

      d777f8dd404abf92c90df16686e02ab2

      SHA1

      7d40746477c400fd65d2902e3cc3942a9b8340c2

      SHA256

      4f3764684fd70e5d08e84201250d0c1577e770bfdfcfb6c656d4087d33a0a954

      SHA512

      05ed6a2a67f2542461087f1e91372eaf343aaa7fe4db26c1d39c51b73623f67b75e4b7e4802d64dbf9a4660caa12b9909221cd7018f0b62c96c371950e2268f2

    • \Users\Admin\AppData\Local\Temp\IXP001.TMP\x7483394.exe

      Filesize

      556KB

      MD5

      d777f8dd404abf92c90df16686e02ab2

      SHA1

      7d40746477c400fd65d2902e3cc3942a9b8340c2

      SHA256

      4f3764684fd70e5d08e84201250d0c1577e770bfdfcfb6c656d4087d33a0a954

      SHA512

      05ed6a2a67f2542461087f1e91372eaf343aaa7fe4db26c1d39c51b73623f67b75e4b7e4802d64dbf9a4660caa12b9909221cd7018f0b62c96c371950e2268f2

    • \Users\Admin\AppData\Local\Temp\IXP002.TMP\x2145209.exe

      Filesize

      390KB

      MD5

      676a319af738abd3650500c3feb227e9

      SHA1

      e49481ea929c853074b5c30e98c4770894040f66

      SHA256

      9cce1b36dd5debe6a24ecc08219729d47e3b65b0182d2c6c96cdc59b41eb1aac

      SHA512

      015ff70467f6fefba73bc69eaa2a5b283018e0397fa2cb306b2c5ad593c38968d1f0d272ff0aa312956f35b4ae1ca8ef7fc221821fa30a99ef27b3441be02d57

    • \Users\Admin\AppData\Local\Temp\IXP002.TMP\x2145209.exe

      Filesize

      390KB

      MD5

      676a319af738abd3650500c3feb227e9

      SHA1

      e49481ea929c853074b5c30e98c4770894040f66

      SHA256

      9cce1b36dd5debe6a24ecc08219729d47e3b65b0182d2c6c96cdc59b41eb1aac

      SHA512

      015ff70467f6fefba73bc69eaa2a5b283018e0397fa2cb306b2c5ad593c38968d1f0d272ff0aa312956f35b4ae1ca8ef7fc221821fa30a99ef27b3441be02d57

    • \Users\Admin\AppData\Local\Temp\IXP003.TMP\g8597052.exe

      Filesize

      364KB

      MD5

      73ad870f90b06d1dad29e2d1cc039a69

      SHA1

      d2a3aeed95c23f5094452a3d452c21b76b501c50

      SHA256

      2cefd9cc06ead7eb56ba7f7c8ef885e89d3273fc55bd51cd7abc77a092284857

      SHA512

      7a972ced7db38f76eda38e1811bbd996619a6b9287733ed190138be132e24249c3a2640f75facf4b9665aeacd20adc11b5b7ceb6d35b179192a1630ec184805c

    • \Users\Admin\AppData\Local\Temp\IXP003.TMP\g8597052.exe

      Filesize

      364KB

      MD5

      73ad870f90b06d1dad29e2d1cc039a69

      SHA1

      d2a3aeed95c23f5094452a3d452c21b76b501c50

      SHA256

      2cefd9cc06ead7eb56ba7f7c8ef885e89d3273fc55bd51cd7abc77a092284857

      SHA512

      7a972ced7db38f76eda38e1811bbd996619a6b9287733ed190138be132e24249c3a2640f75facf4b9665aeacd20adc11b5b7ceb6d35b179192a1630ec184805c

    • \Users\Admin\AppData\Local\Temp\IXP003.TMP\g8597052.exe

      Filesize

      364KB

      MD5

      73ad870f90b06d1dad29e2d1cc039a69

      SHA1

      d2a3aeed95c23f5094452a3d452c21b76b501c50

      SHA256

      2cefd9cc06ead7eb56ba7f7c8ef885e89d3273fc55bd51cd7abc77a092284857

      SHA512

      7a972ced7db38f76eda38e1811bbd996619a6b9287733ed190138be132e24249c3a2640f75facf4b9665aeacd20adc11b5b7ceb6d35b179192a1630ec184805c

    • \Users\Admin\AppData\Local\Temp\IXP003.TMP\g8597052.exe

      Filesize

      364KB

      MD5

      73ad870f90b06d1dad29e2d1cc039a69

      SHA1

      d2a3aeed95c23f5094452a3d452c21b76b501c50

      SHA256

      2cefd9cc06ead7eb56ba7f7c8ef885e89d3273fc55bd51cd7abc77a092284857

      SHA512

      7a972ced7db38f76eda38e1811bbd996619a6b9287733ed190138be132e24249c3a2640f75facf4b9665aeacd20adc11b5b7ceb6d35b179192a1630ec184805c

    • \Users\Admin\AppData\Local\Temp\IXP003.TMP\g8597052.exe

      Filesize

      364KB

      MD5

      73ad870f90b06d1dad29e2d1cc039a69

      SHA1

      d2a3aeed95c23f5094452a3d452c21b76b501c50

      SHA256

      2cefd9cc06ead7eb56ba7f7c8ef885e89d3273fc55bd51cd7abc77a092284857

      SHA512

      7a972ced7db38f76eda38e1811bbd996619a6b9287733ed190138be132e24249c3a2640f75facf4b9665aeacd20adc11b5b7ceb6d35b179192a1630ec184805c

    • \Users\Admin\AppData\Local\Temp\IXP003.TMP\g8597052.exe

      Filesize

      364KB

      MD5

      73ad870f90b06d1dad29e2d1cc039a69

      SHA1

      d2a3aeed95c23f5094452a3d452c21b76b501c50

      SHA256

      2cefd9cc06ead7eb56ba7f7c8ef885e89d3273fc55bd51cd7abc77a092284857

      SHA512

      7a972ced7db38f76eda38e1811bbd996619a6b9287733ed190138be132e24249c3a2640f75facf4b9665aeacd20adc11b5b7ceb6d35b179192a1630ec184805c

    • \Users\Admin\AppData\Local\Temp\IXP003.TMP\g8597052.exe

      Filesize

      364KB

      MD5

      73ad870f90b06d1dad29e2d1cc039a69

      SHA1

      d2a3aeed95c23f5094452a3d452c21b76b501c50

      SHA256

      2cefd9cc06ead7eb56ba7f7c8ef885e89d3273fc55bd51cd7abc77a092284857

      SHA512

      7a972ced7db38f76eda38e1811bbd996619a6b9287733ed190138be132e24249c3a2640f75facf4b9665aeacd20adc11b5b7ceb6d35b179192a1630ec184805c

    • memory/2728-51-0x0000000000400000-0x0000000000428000-memory.dmp

      Filesize

      160KB

    • memory/2728-53-0x0000000000400000-0x0000000000428000-memory.dmp

      Filesize

      160KB

    • memory/2728-55-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

      Filesize

      4KB

    • memory/2728-56-0x0000000000400000-0x0000000000428000-memory.dmp

      Filesize

      160KB

    • memory/2728-58-0x0000000000400000-0x0000000000428000-memory.dmp

      Filesize

      160KB

    • memory/2728-60-0x0000000000400000-0x0000000000428000-memory.dmp

      Filesize

      160KB

    • memory/2728-61-0x0000000000400000-0x0000000000428000-memory.dmp

      Filesize

      160KB

    • memory/2728-43-0x0000000000400000-0x0000000000428000-memory.dmp

      Filesize

      160KB

    • memory/2728-49-0x0000000000400000-0x0000000000428000-memory.dmp

      Filesize

      160KB

    • memory/2728-47-0x0000000000400000-0x0000000000428000-memory.dmp

      Filesize

      160KB

    • memory/2728-65-0x0000000000400000-0x0000000000428000-memory.dmp

      Filesize

      160KB

    • memory/2728-45-0x0000000000400000-0x0000000000428000-memory.dmp

      Filesize

      160KB

    • memory/2728-67-0x0000000000400000-0x0000000000428000-memory.dmp

      Filesize

      160KB