Analysis

  • max time kernel
    118s
  • max time network
    136s
  • platform
    windows7_x64
  • resource
    win7-20230831-en
  • resource tags

    arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
  • submitted
    10-10-2023 21:47

General

  • Target

    926e1544f880ad87d377422e95ab3e5df6088ba2bc98f311f8c985fab5da600a.exe

  • Size

    851KB

  • MD5

    9dbcef9cf528357b319703d966bb5bf5

  • SHA1

    f034496c250ef9e3a4ba819c725250b0eb0b213b

  • SHA256

    926e1544f880ad87d377422e95ab3e5df6088ba2bc98f311f8c985fab5da600a

  • SHA512

    002e925c0bdf6d0f8817b7d28c20e6d0f9080273c5c85b5ccf7cf2bd7aec4b979648cbefec07ba070337744b6ec511a9bed7b89933031672689c1d1e6172688e

  • SSDEEP

    12288:tMrBy90WvqMN3s1jCSO+/JT+ZOrOsb/zaHSL/3RpSXjVvdqxycjW0g9OV4UWuK8:kym6SjY+Bkux7z3j3TS3Cy2g+fWT8

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 56 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\926e1544f880ad87d377422e95ab3e5df6088ba2bc98f311f8c985fab5da600a.exe
    "C:\Users\Admin\AppData\Local\Temp\926e1544f880ad87d377422e95ab3e5df6088ba2bc98f311f8c985fab5da600a.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:2144
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x4645563.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x4645563.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:364
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x1122828.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x1122828.exe
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Adds Run key to start application
        • Suspicious use of WriteProcessMemory
        PID:2544
        • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\x4805303.exe
          C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\x4805303.exe
          4⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Adds Run key to start application
          • Suspicious use of WriteProcessMemory
          PID:2868
          • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\g1077811.exe
            C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\g1077811.exe
            5⤵
            • Executes dropped EXE
            • Loads dropped DLL
            • Suspicious use of SetThreadContext
            • Suspicious use of WriteProcessMemory
            PID:2680
            • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
              "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
              6⤵
                PID:2180
              • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
                "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
                6⤵
                  PID:2704
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -u -p 2680 -s 280
                  6⤵
                  • Loads dropped DLL
                  • Program crash
                  PID:2780

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x4645563.exe

        Filesize

        750KB

        MD5

        a97d9ffbe8bd805d5c4b1b72b938e8b7

        SHA1

        ca102cd82505cf90cf10de08df332dc57462aa09

        SHA256

        04c34323973598289e338be8a3cee08a454b1012626268c5f6919e34c3463a1b

        SHA512

        25f8a71e80006c558619165b3ee0c5fac56df234f5f9012d41b5551f30036dc101282a5d86694f9b6f0c98ee725459b6e32ecf767b6cd7a2c60afb1f521fbf66

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x4645563.exe

        Filesize

        750KB

        MD5

        a97d9ffbe8bd805d5c4b1b72b938e8b7

        SHA1

        ca102cd82505cf90cf10de08df332dc57462aa09

        SHA256

        04c34323973598289e338be8a3cee08a454b1012626268c5f6919e34c3463a1b

        SHA512

        25f8a71e80006c558619165b3ee0c5fac56df234f5f9012d41b5551f30036dc101282a5d86694f9b6f0c98ee725459b6e32ecf767b6cd7a2c60afb1f521fbf66

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x1122828.exe

        Filesize

        518KB

        MD5

        caf1263a0160ddc9f025cc4e76bb6b6b

        SHA1

        1c5ebb516257fc418e97d0c641b28871ca3be551

        SHA256

        8beb2574dab826ef841006a86f6306dc0e2ca78f0b1b20ff55dfb4ea77c50c81

        SHA512

        0bd1d31d6b1fb048c2abe87c6a68acae1823a8a18364f504a14a2f3529b79c124d6e73cf684c4d8437f5814a8144804ffb393711e3e84bb882f63738f7b1af4f

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x1122828.exe

        Filesize

        518KB

        MD5

        caf1263a0160ddc9f025cc4e76bb6b6b

        SHA1

        1c5ebb516257fc418e97d0c641b28871ca3be551

        SHA256

        8beb2574dab826ef841006a86f6306dc0e2ca78f0b1b20ff55dfb4ea77c50c81

        SHA512

        0bd1d31d6b1fb048c2abe87c6a68acae1823a8a18364f504a14a2f3529b79c124d6e73cf684c4d8437f5814a8144804ffb393711e3e84bb882f63738f7b1af4f

      • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\x4805303.exe

        Filesize

        352KB

        MD5

        c85c50651621922adec0c8fe0cc5880a

        SHA1

        2af68b699df837fbb8e331ea239f97a9e6b6944b

        SHA256

        98e6a892388b976efe80692f123e222074171963a2a3420ac38c3fe04fc87a1f

        SHA512

        d49214749b737f25dd8b751f3a62c272fe36a5e1d6e925b619a5013ce7a89cb50fbc844d3d33d23f8522dcdff8cd907eb919a152feda209bd0550b02564d9f52

      • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\x4805303.exe

        Filesize

        352KB

        MD5

        c85c50651621922adec0c8fe0cc5880a

        SHA1

        2af68b699df837fbb8e331ea239f97a9e6b6944b

        SHA256

        98e6a892388b976efe80692f123e222074171963a2a3420ac38c3fe04fc87a1f

        SHA512

        d49214749b737f25dd8b751f3a62c272fe36a5e1d6e925b619a5013ce7a89cb50fbc844d3d33d23f8522dcdff8cd907eb919a152feda209bd0550b02564d9f52

      • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\g1077811.exe

        Filesize

        280KB

        MD5

        07693f0717cb9bb086b667be73e70d5b

        SHA1

        dcae8c0372083bf335e77811127841d39fb8f730

        SHA256

        467a0f07ef769aa31a7e7c119ec9f9b062d8d2306e823d24b4621e8c7d8e8b86

        SHA512

        629f59ce72bfd4e31f813e9685377e20a46101483a0e8c3c3ac0d1c71a747d0f58b424701269935428ef2e33341b6e63b07909eb893323c6f50e33b7c928ceb4

      • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\g1077811.exe

        Filesize

        280KB

        MD5

        07693f0717cb9bb086b667be73e70d5b

        SHA1

        dcae8c0372083bf335e77811127841d39fb8f730

        SHA256

        467a0f07ef769aa31a7e7c119ec9f9b062d8d2306e823d24b4621e8c7d8e8b86

        SHA512

        629f59ce72bfd4e31f813e9685377e20a46101483a0e8c3c3ac0d1c71a747d0f58b424701269935428ef2e33341b6e63b07909eb893323c6f50e33b7c928ceb4

      • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\g1077811.exe

        Filesize

        280KB

        MD5

        07693f0717cb9bb086b667be73e70d5b

        SHA1

        dcae8c0372083bf335e77811127841d39fb8f730

        SHA256

        467a0f07ef769aa31a7e7c119ec9f9b062d8d2306e823d24b4621e8c7d8e8b86

        SHA512

        629f59ce72bfd4e31f813e9685377e20a46101483a0e8c3c3ac0d1c71a747d0f58b424701269935428ef2e33341b6e63b07909eb893323c6f50e33b7c928ceb4

      • \Users\Admin\AppData\Local\Temp\IXP000.TMP\x4645563.exe

        Filesize

        750KB

        MD5

        a97d9ffbe8bd805d5c4b1b72b938e8b7

        SHA1

        ca102cd82505cf90cf10de08df332dc57462aa09

        SHA256

        04c34323973598289e338be8a3cee08a454b1012626268c5f6919e34c3463a1b

        SHA512

        25f8a71e80006c558619165b3ee0c5fac56df234f5f9012d41b5551f30036dc101282a5d86694f9b6f0c98ee725459b6e32ecf767b6cd7a2c60afb1f521fbf66

      • \Users\Admin\AppData\Local\Temp\IXP000.TMP\x4645563.exe

        Filesize

        750KB

        MD5

        a97d9ffbe8bd805d5c4b1b72b938e8b7

        SHA1

        ca102cd82505cf90cf10de08df332dc57462aa09

        SHA256

        04c34323973598289e338be8a3cee08a454b1012626268c5f6919e34c3463a1b

        SHA512

        25f8a71e80006c558619165b3ee0c5fac56df234f5f9012d41b5551f30036dc101282a5d86694f9b6f0c98ee725459b6e32ecf767b6cd7a2c60afb1f521fbf66

      • \Users\Admin\AppData\Local\Temp\IXP001.TMP\x1122828.exe

        Filesize

        518KB

        MD5

        caf1263a0160ddc9f025cc4e76bb6b6b

        SHA1

        1c5ebb516257fc418e97d0c641b28871ca3be551

        SHA256

        8beb2574dab826ef841006a86f6306dc0e2ca78f0b1b20ff55dfb4ea77c50c81

        SHA512

        0bd1d31d6b1fb048c2abe87c6a68acae1823a8a18364f504a14a2f3529b79c124d6e73cf684c4d8437f5814a8144804ffb393711e3e84bb882f63738f7b1af4f

      • \Users\Admin\AppData\Local\Temp\IXP001.TMP\x1122828.exe

        Filesize

        518KB

        MD5

        caf1263a0160ddc9f025cc4e76bb6b6b

        SHA1

        1c5ebb516257fc418e97d0c641b28871ca3be551

        SHA256

        8beb2574dab826ef841006a86f6306dc0e2ca78f0b1b20ff55dfb4ea77c50c81

        SHA512

        0bd1d31d6b1fb048c2abe87c6a68acae1823a8a18364f504a14a2f3529b79c124d6e73cf684c4d8437f5814a8144804ffb393711e3e84bb882f63738f7b1af4f

      • \Users\Admin\AppData\Local\Temp\IXP002.TMP\x4805303.exe

        Filesize

        352KB

        MD5

        c85c50651621922adec0c8fe0cc5880a

        SHA1

        2af68b699df837fbb8e331ea239f97a9e6b6944b

        SHA256

        98e6a892388b976efe80692f123e222074171963a2a3420ac38c3fe04fc87a1f

        SHA512

        d49214749b737f25dd8b751f3a62c272fe36a5e1d6e925b619a5013ce7a89cb50fbc844d3d33d23f8522dcdff8cd907eb919a152feda209bd0550b02564d9f52

      • \Users\Admin\AppData\Local\Temp\IXP002.TMP\x4805303.exe

        Filesize

        352KB

        MD5

        c85c50651621922adec0c8fe0cc5880a

        SHA1

        2af68b699df837fbb8e331ea239f97a9e6b6944b

        SHA256

        98e6a892388b976efe80692f123e222074171963a2a3420ac38c3fe04fc87a1f

        SHA512

        d49214749b737f25dd8b751f3a62c272fe36a5e1d6e925b619a5013ce7a89cb50fbc844d3d33d23f8522dcdff8cd907eb919a152feda209bd0550b02564d9f52

      • \Users\Admin\AppData\Local\Temp\IXP003.TMP\g1077811.exe

        Filesize

        280KB

        MD5

        07693f0717cb9bb086b667be73e70d5b

        SHA1

        dcae8c0372083bf335e77811127841d39fb8f730

        SHA256

        467a0f07ef769aa31a7e7c119ec9f9b062d8d2306e823d24b4621e8c7d8e8b86

        SHA512

        629f59ce72bfd4e31f813e9685377e20a46101483a0e8c3c3ac0d1c71a747d0f58b424701269935428ef2e33341b6e63b07909eb893323c6f50e33b7c928ceb4

      • \Users\Admin\AppData\Local\Temp\IXP003.TMP\g1077811.exe

        Filesize

        280KB

        MD5

        07693f0717cb9bb086b667be73e70d5b

        SHA1

        dcae8c0372083bf335e77811127841d39fb8f730

        SHA256

        467a0f07ef769aa31a7e7c119ec9f9b062d8d2306e823d24b4621e8c7d8e8b86

        SHA512

        629f59ce72bfd4e31f813e9685377e20a46101483a0e8c3c3ac0d1c71a747d0f58b424701269935428ef2e33341b6e63b07909eb893323c6f50e33b7c928ceb4

      • \Users\Admin\AppData\Local\Temp\IXP003.TMP\g1077811.exe

        Filesize

        280KB

        MD5

        07693f0717cb9bb086b667be73e70d5b

        SHA1

        dcae8c0372083bf335e77811127841d39fb8f730

        SHA256

        467a0f07ef769aa31a7e7c119ec9f9b062d8d2306e823d24b4621e8c7d8e8b86

        SHA512

        629f59ce72bfd4e31f813e9685377e20a46101483a0e8c3c3ac0d1c71a747d0f58b424701269935428ef2e33341b6e63b07909eb893323c6f50e33b7c928ceb4

      • \Users\Admin\AppData\Local\Temp\IXP003.TMP\g1077811.exe

        Filesize

        280KB

        MD5

        07693f0717cb9bb086b667be73e70d5b

        SHA1

        dcae8c0372083bf335e77811127841d39fb8f730

        SHA256

        467a0f07ef769aa31a7e7c119ec9f9b062d8d2306e823d24b4621e8c7d8e8b86

        SHA512

        629f59ce72bfd4e31f813e9685377e20a46101483a0e8c3c3ac0d1c71a747d0f58b424701269935428ef2e33341b6e63b07909eb893323c6f50e33b7c928ceb4

      • \Users\Admin\AppData\Local\Temp\IXP003.TMP\g1077811.exe

        Filesize

        280KB

        MD5

        07693f0717cb9bb086b667be73e70d5b

        SHA1

        dcae8c0372083bf335e77811127841d39fb8f730

        SHA256

        467a0f07ef769aa31a7e7c119ec9f9b062d8d2306e823d24b4621e8c7d8e8b86

        SHA512

        629f59ce72bfd4e31f813e9685377e20a46101483a0e8c3c3ac0d1c71a747d0f58b424701269935428ef2e33341b6e63b07909eb893323c6f50e33b7c928ceb4

      • \Users\Admin\AppData\Local\Temp\IXP003.TMP\g1077811.exe

        Filesize

        280KB

        MD5

        07693f0717cb9bb086b667be73e70d5b

        SHA1

        dcae8c0372083bf335e77811127841d39fb8f730

        SHA256

        467a0f07ef769aa31a7e7c119ec9f9b062d8d2306e823d24b4621e8c7d8e8b86

        SHA512

        629f59ce72bfd4e31f813e9685377e20a46101483a0e8c3c3ac0d1c71a747d0f58b424701269935428ef2e33341b6e63b07909eb893323c6f50e33b7c928ceb4

      • \Users\Admin\AppData\Local\Temp\IXP003.TMP\g1077811.exe

        Filesize

        280KB

        MD5

        07693f0717cb9bb086b667be73e70d5b

        SHA1

        dcae8c0372083bf335e77811127841d39fb8f730

        SHA256

        467a0f07ef769aa31a7e7c119ec9f9b062d8d2306e823d24b4621e8c7d8e8b86

        SHA512

        629f59ce72bfd4e31f813e9685377e20a46101483a0e8c3c3ac0d1c71a747d0f58b424701269935428ef2e33341b6e63b07909eb893323c6f50e33b7c928ceb4

      • memory/2704-45-0x0000000000400000-0x0000000000428000-memory.dmp

        Filesize

        160KB

      • memory/2704-51-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

        Filesize

        4KB

      • memory/2704-50-0x0000000000400000-0x0000000000428000-memory.dmp

        Filesize

        160KB

      • memory/2704-52-0x0000000000400000-0x0000000000428000-memory.dmp

        Filesize

        160KB

      • memory/2704-54-0x0000000000400000-0x0000000000428000-memory.dmp

        Filesize

        160KB

      • memory/2704-56-0x0000000000400000-0x0000000000428000-memory.dmp

        Filesize

        160KB

      • memory/2704-57-0x0000000000400000-0x0000000000428000-memory.dmp

        Filesize

        160KB

      • memory/2704-48-0x0000000000400000-0x0000000000428000-memory.dmp

        Filesize

        160KB

      • memory/2704-49-0x0000000000400000-0x0000000000428000-memory.dmp

        Filesize

        160KB

      • memory/2704-47-0x0000000000400000-0x0000000000428000-memory.dmp

        Filesize

        160KB

      • memory/2704-61-0x0000000000400000-0x0000000000428000-memory.dmp

        Filesize

        160KB

      • memory/2704-62-0x0000000000400000-0x0000000000428000-memory.dmp

        Filesize

        160KB

      • memory/2704-43-0x0000000000400000-0x0000000000428000-memory.dmp

        Filesize

        160KB