Analysis

  • max time kernel
    118s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20230831-en
  • resource tags

    arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
  • submitted
    07-10-2023 10:49

General

  • Target

    NEAS.164255283eeb9b38d4be91e9216b2f09a103f9cc91fa108aec1d0d350ca6b053_JC.exe

  • Size

    1.1MB

  • MD5

    e7f29032f3b99cd587505f3878836186

  • SHA1

    fa11c85f1e661d93f4abc3ec8c1a776bcd8dea8a

  • SHA256

    164255283eeb9b38d4be91e9216b2f09a103f9cc91fa108aec1d0d350ca6b053

  • SHA512

    f7a9e7e8dc787871c6284b22a39bda8472356440e38e79b192e7bc50185de5409ac6fbe11457889fbaf237b92843dbe846f67aba2524ef4d0e9c4898e234936c

  • SSDEEP

    24576:VyWhQIAjgtadq7GPJ6xnIPMqRaCJmrk4Yu5AvQMrFJ:wWFAjitYJwI1gCJjPu5AI

Malware Config

Signatures

  • Detect Mystic stealer payload 6 IoCs
  • Modifies Windows Defender Real-time Protection settings 3 TTPs 6 IoCs
  • Mystic

    Mystic is an infostealer written in C++.

  • Executes dropped EXE 5 IoCs
  • Loads dropped DLL 15 IoCs
  • Windows security modification 2 TTPs 2 IoCs
  • Adds Run key to start application 2 TTPs 4 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Program crash 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 63 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\NEAS.164255283eeb9b38d4be91e9216b2f09a103f9cc91fa108aec1d0d350ca6b053_JC.exe
    "C:\Users\Admin\AppData\Local\Temp\NEAS.164255283eeb9b38d4be91e9216b2f09a103f9cc91fa108aec1d0d350ca6b053_JC.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:340
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\uQ6fx10.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\uQ6fx10.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:1732
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\It8Bs50.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\It8Bs50.exe
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Adds Run key to start application
        • Suspicious use of WriteProcessMemory
        PID:1676
        • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\In9DE33.exe
          C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\In9DE33.exe
          4⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Adds Run key to start application
          • Suspicious use of WriteProcessMemory
          PID:1776
          • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\1RJ79nC7.exe
            C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\1RJ79nC7.exe
            5⤵
            • Modifies Windows Defender Real-time Protection settings
            • Executes dropped EXE
            • Loads dropped DLL
            • Windows security modification
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:2540
          • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\2hJ3214.exe
            C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\2hJ3214.exe
            5⤵
            • Executes dropped EXE
            • Loads dropped DLL
            • Suspicious use of SetThreadContext
            • Suspicious use of WriteProcessMemory
            PID:2632
            • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
              "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
              6⤵
              • Suspicious use of WriteProcessMemory
              PID:2524
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -u -p 2524 -s 268
                7⤵
                • Program crash
                PID:2892
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -u -p 2632 -s 284
              6⤵
              • Loads dropped DLL
              • Program crash
              PID:2056

Network

MITRE ATT&CK Matrix ATT&CK v13

Persistence

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Privilege Escalation

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Modify Registry

3
T1112

Impair Defenses

2
T1562

Disable or Modify Tools

2
T1562.001

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\uQ6fx10.exe
    Filesize

    990KB

    MD5

    2fb7beb720c0473999af5c13f0e0c565

    SHA1

    a0dd87c1dac6e94544f632a7058feb87fc44e510

    SHA256

    9fe3268ddf21544a41f5da9860a62dc8ea927f37a5ce817a7f8918b1fec2436a

    SHA512

    27dfaaa7eb74ac0841c6a46061f05744be6bca16eaa569e5bd83ae1f957bca3ddce6d0e6d8ab3ed251e8a9393f0159e09cd8a1784a6db09913d660a5f250ac5c

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\uQ6fx10.exe
    Filesize

    990KB

    MD5

    2fb7beb720c0473999af5c13f0e0c565

    SHA1

    a0dd87c1dac6e94544f632a7058feb87fc44e510

    SHA256

    9fe3268ddf21544a41f5da9860a62dc8ea927f37a5ce817a7f8918b1fec2436a

    SHA512

    27dfaaa7eb74ac0841c6a46061f05744be6bca16eaa569e5bd83ae1f957bca3ddce6d0e6d8ab3ed251e8a9393f0159e09cd8a1784a6db09913d660a5f250ac5c

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\It8Bs50.exe
    Filesize

    696KB

    MD5

    fd26daf07ff629f52e5bce288bd760cb

    SHA1

    abbcfe1a49d1aee2b575a2076d02631c6aea7210

    SHA256

    f8c9b40cce4f22b3bb440369e5f59a709fc64ac1606ee904df15453472e7099e

    SHA512

    d047c24dceb751d83e53eebe64573f2289eec677d1ae4312600b0084db009b1e8356746971a935d9e225d2493ca506cb8740313611498063f34c44ab13915730

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\It8Bs50.exe
    Filesize

    696KB

    MD5

    fd26daf07ff629f52e5bce288bd760cb

    SHA1

    abbcfe1a49d1aee2b575a2076d02631c6aea7210

    SHA256

    f8c9b40cce4f22b3bb440369e5f59a709fc64ac1606ee904df15453472e7099e

    SHA512

    d047c24dceb751d83e53eebe64573f2289eec677d1ae4312600b0084db009b1e8356746971a935d9e225d2493ca506cb8740313611498063f34c44ab13915730

  • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\In9DE33.exe
    Filesize

    452KB

    MD5

    1eb6aa8674c547a3f0a5786e985a6d2e

    SHA1

    86c7f53dd032ffc5cef5bda714b1cf3c2fc3eca3

    SHA256

    e4bc9d516cb00d7926811e95cfc6bb15e85a257d2254d0fb061358c8fddc171a

    SHA512

    7e26f39d87892c6a562990087183ebc5c9ef19cc939ea7a47a98e98299addb30cbe167521898bc711cc117ed5395c21334f047ec4fd3502e46041457db7cc272

  • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\In9DE33.exe
    Filesize

    452KB

    MD5

    1eb6aa8674c547a3f0a5786e985a6d2e

    SHA1

    86c7f53dd032ffc5cef5bda714b1cf3c2fc3eca3

    SHA256

    e4bc9d516cb00d7926811e95cfc6bb15e85a257d2254d0fb061358c8fddc171a

    SHA512

    7e26f39d87892c6a562990087183ebc5c9ef19cc939ea7a47a98e98299addb30cbe167521898bc711cc117ed5395c21334f047ec4fd3502e46041457db7cc272

  • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\1RJ79nC7.exe
    Filesize

    192KB

    MD5

    8904f85abd522c7d0cb5789d9583ccff

    SHA1

    5b34d8595b37c9e1fb9682b06dc5228efe07f0c6

    SHA256

    7624b62fe97c8e370c82bc86f69c2f627328e701ce1f3d9bed92a1e5fe11fd7f

    SHA512

    04dd0c4e612b6287af6a655425085d687538d756dcd639ecb6c62bcdafddde52c56ae305a6240ee1329a95d9cc59dee6de5000d273a5a560ad1adc3284e00e12

  • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\1RJ79nC7.exe
    Filesize

    192KB

    MD5

    8904f85abd522c7d0cb5789d9583ccff

    SHA1

    5b34d8595b37c9e1fb9682b06dc5228efe07f0c6

    SHA256

    7624b62fe97c8e370c82bc86f69c2f627328e701ce1f3d9bed92a1e5fe11fd7f

    SHA512

    04dd0c4e612b6287af6a655425085d687538d756dcd639ecb6c62bcdafddde52c56ae305a6240ee1329a95d9cc59dee6de5000d273a5a560ad1adc3284e00e12

  • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\2hJ3214.exe
    Filesize

    378KB

    MD5

    f0831f173733de08511f3a0739f278a6

    SHA1

    06dc809d653c5d2c97386084ae13b50a73eb5b60

    SHA256

    8b00f9dce8ceb2123fba3bc9f88419960d1e661b6287eafeba4f0a2ee4be3d27

    SHA512

    19e3176ce1f154758f685cc4582e93587aa534a251de315473e35758dcd6ff6315880be7602097308dc89c355742be4729bad81de597e8d430a8e868082314e3

  • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\2hJ3214.exe
    Filesize

    378KB

    MD5

    f0831f173733de08511f3a0739f278a6

    SHA1

    06dc809d653c5d2c97386084ae13b50a73eb5b60

    SHA256

    8b00f9dce8ceb2123fba3bc9f88419960d1e661b6287eafeba4f0a2ee4be3d27

    SHA512

    19e3176ce1f154758f685cc4582e93587aa534a251de315473e35758dcd6ff6315880be7602097308dc89c355742be4729bad81de597e8d430a8e868082314e3

  • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\2hJ3214.exe
    Filesize

    378KB

    MD5

    f0831f173733de08511f3a0739f278a6

    SHA1

    06dc809d653c5d2c97386084ae13b50a73eb5b60

    SHA256

    8b00f9dce8ceb2123fba3bc9f88419960d1e661b6287eafeba4f0a2ee4be3d27

    SHA512

    19e3176ce1f154758f685cc4582e93587aa534a251de315473e35758dcd6ff6315880be7602097308dc89c355742be4729bad81de597e8d430a8e868082314e3

  • \Users\Admin\AppData\Local\Temp\IXP000.TMP\uQ6fx10.exe
    Filesize

    990KB

    MD5

    2fb7beb720c0473999af5c13f0e0c565

    SHA1

    a0dd87c1dac6e94544f632a7058feb87fc44e510

    SHA256

    9fe3268ddf21544a41f5da9860a62dc8ea927f37a5ce817a7f8918b1fec2436a

    SHA512

    27dfaaa7eb74ac0841c6a46061f05744be6bca16eaa569e5bd83ae1f957bca3ddce6d0e6d8ab3ed251e8a9393f0159e09cd8a1784a6db09913d660a5f250ac5c

  • \Users\Admin\AppData\Local\Temp\IXP000.TMP\uQ6fx10.exe
    Filesize

    990KB

    MD5

    2fb7beb720c0473999af5c13f0e0c565

    SHA1

    a0dd87c1dac6e94544f632a7058feb87fc44e510

    SHA256

    9fe3268ddf21544a41f5da9860a62dc8ea927f37a5ce817a7f8918b1fec2436a

    SHA512

    27dfaaa7eb74ac0841c6a46061f05744be6bca16eaa569e5bd83ae1f957bca3ddce6d0e6d8ab3ed251e8a9393f0159e09cd8a1784a6db09913d660a5f250ac5c

  • \Users\Admin\AppData\Local\Temp\IXP001.TMP\It8Bs50.exe
    Filesize

    696KB

    MD5

    fd26daf07ff629f52e5bce288bd760cb

    SHA1

    abbcfe1a49d1aee2b575a2076d02631c6aea7210

    SHA256

    f8c9b40cce4f22b3bb440369e5f59a709fc64ac1606ee904df15453472e7099e

    SHA512

    d047c24dceb751d83e53eebe64573f2289eec677d1ae4312600b0084db009b1e8356746971a935d9e225d2493ca506cb8740313611498063f34c44ab13915730

  • \Users\Admin\AppData\Local\Temp\IXP001.TMP\It8Bs50.exe
    Filesize

    696KB

    MD5

    fd26daf07ff629f52e5bce288bd760cb

    SHA1

    abbcfe1a49d1aee2b575a2076d02631c6aea7210

    SHA256

    f8c9b40cce4f22b3bb440369e5f59a709fc64ac1606ee904df15453472e7099e

    SHA512

    d047c24dceb751d83e53eebe64573f2289eec677d1ae4312600b0084db009b1e8356746971a935d9e225d2493ca506cb8740313611498063f34c44ab13915730

  • \Users\Admin\AppData\Local\Temp\IXP002.TMP\In9DE33.exe
    Filesize

    452KB

    MD5

    1eb6aa8674c547a3f0a5786e985a6d2e

    SHA1

    86c7f53dd032ffc5cef5bda714b1cf3c2fc3eca3

    SHA256

    e4bc9d516cb00d7926811e95cfc6bb15e85a257d2254d0fb061358c8fddc171a

    SHA512

    7e26f39d87892c6a562990087183ebc5c9ef19cc939ea7a47a98e98299addb30cbe167521898bc711cc117ed5395c21334f047ec4fd3502e46041457db7cc272

  • \Users\Admin\AppData\Local\Temp\IXP002.TMP\In9DE33.exe
    Filesize

    452KB

    MD5

    1eb6aa8674c547a3f0a5786e985a6d2e

    SHA1

    86c7f53dd032ffc5cef5bda714b1cf3c2fc3eca3

    SHA256

    e4bc9d516cb00d7926811e95cfc6bb15e85a257d2254d0fb061358c8fddc171a

    SHA512

    7e26f39d87892c6a562990087183ebc5c9ef19cc939ea7a47a98e98299addb30cbe167521898bc711cc117ed5395c21334f047ec4fd3502e46041457db7cc272

  • \Users\Admin\AppData\Local\Temp\IXP003.TMP\1RJ79nC7.exe
    Filesize

    192KB

    MD5

    8904f85abd522c7d0cb5789d9583ccff

    SHA1

    5b34d8595b37c9e1fb9682b06dc5228efe07f0c6

    SHA256

    7624b62fe97c8e370c82bc86f69c2f627328e701ce1f3d9bed92a1e5fe11fd7f

    SHA512

    04dd0c4e612b6287af6a655425085d687538d756dcd639ecb6c62bcdafddde52c56ae305a6240ee1329a95d9cc59dee6de5000d273a5a560ad1adc3284e00e12

  • \Users\Admin\AppData\Local\Temp\IXP003.TMP\1RJ79nC7.exe
    Filesize

    192KB

    MD5

    8904f85abd522c7d0cb5789d9583ccff

    SHA1

    5b34d8595b37c9e1fb9682b06dc5228efe07f0c6

    SHA256

    7624b62fe97c8e370c82bc86f69c2f627328e701ce1f3d9bed92a1e5fe11fd7f

    SHA512

    04dd0c4e612b6287af6a655425085d687538d756dcd639ecb6c62bcdafddde52c56ae305a6240ee1329a95d9cc59dee6de5000d273a5a560ad1adc3284e00e12

  • \Users\Admin\AppData\Local\Temp\IXP003.TMP\2hJ3214.exe
    Filesize

    378KB

    MD5

    f0831f173733de08511f3a0739f278a6

    SHA1

    06dc809d653c5d2c97386084ae13b50a73eb5b60

    SHA256

    8b00f9dce8ceb2123fba3bc9f88419960d1e661b6287eafeba4f0a2ee4be3d27

    SHA512

    19e3176ce1f154758f685cc4582e93587aa534a251de315473e35758dcd6ff6315880be7602097308dc89c355742be4729bad81de597e8d430a8e868082314e3

  • \Users\Admin\AppData\Local\Temp\IXP003.TMP\2hJ3214.exe
    Filesize

    378KB

    MD5

    f0831f173733de08511f3a0739f278a6

    SHA1

    06dc809d653c5d2c97386084ae13b50a73eb5b60

    SHA256

    8b00f9dce8ceb2123fba3bc9f88419960d1e661b6287eafeba4f0a2ee4be3d27

    SHA512

    19e3176ce1f154758f685cc4582e93587aa534a251de315473e35758dcd6ff6315880be7602097308dc89c355742be4729bad81de597e8d430a8e868082314e3

  • \Users\Admin\AppData\Local\Temp\IXP003.TMP\2hJ3214.exe
    Filesize

    378KB

    MD5

    f0831f173733de08511f3a0739f278a6

    SHA1

    06dc809d653c5d2c97386084ae13b50a73eb5b60

    SHA256

    8b00f9dce8ceb2123fba3bc9f88419960d1e661b6287eafeba4f0a2ee4be3d27

    SHA512

    19e3176ce1f154758f685cc4582e93587aa534a251de315473e35758dcd6ff6315880be7602097308dc89c355742be4729bad81de597e8d430a8e868082314e3

  • \Users\Admin\AppData\Local\Temp\IXP003.TMP\2hJ3214.exe
    Filesize

    378KB

    MD5

    f0831f173733de08511f3a0739f278a6

    SHA1

    06dc809d653c5d2c97386084ae13b50a73eb5b60

    SHA256

    8b00f9dce8ceb2123fba3bc9f88419960d1e661b6287eafeba4f0a2ee4be3d27

    SHA512

    19e3176ce1f154758f685cc4582e93587aa534a251de315473e35758dcd6ff6315880be7602097308dc89c355742be4729bad81de597e8d430a8e868082314e3

  • \Users\Admin\AppData\Local\Temp\IXP003.TMP\2hJ3214.exe
    Filesize

    378KB

    MD5

    f0831f173733de08511f3a0739f278a6

    SHA1

    06dc809d653c5d2c97386084ae13b50a73eb5b60

    SHA256

    8b00f9dce8ceb2123fba3bc9f88419960d1e661b6287eafeba4f0a2ee4be3d27

    SHA512

    19e3176ce1f154758f685cc4582e93587aa534a251de315473e35758dcd6ff6315880be7602097308dc89c355742be4729bad81de597e8d430a8e868082314e3

  • \Users\Admin\AppData\Local\Temp\IXP003.TMP\2hJ3214.exe
    Filesize

    378KB

    MD5

    f0831f173733de08511f3a0739f278a6

    SHA1

    06dc809d653c5d2c97386084ae13b50a73eb5b60

    SHA256

    8b00f9dce8ceb2123fba3bc9f88419960d1e661b6287eafeba4f0a2ee4be3d27

    SHA512

    19e3176ce1f154758f685cc4582e93587aa534a251de315473e35758dcd6ff6315880be7602097308dc89c355742be4729bad81de597e8d430a8e868082314e3

  • \Users\Admin\AppData\Local\Temp\IXP003.TMP\2hJ3214.exe
    Filesize

    378KB

    MD5

    f0831f173733de08511f3a0739f278a6

    SHA1

    06dc809d653c5d2c97386084ae13b50a73eb5b60

    SHA256

    8b00f9dce8ceb2123fba3bc9f88419960d1e661b6287eafeba4f0a2ee4be3d27

    SHA512

    19e3176ce1f154758f685cc4582e93587aa534a251de315473e35758dcd6ff6315880be7602097308dc89c355742be4729bad81de597e8d430a8e868082314e3

  • memory/2524-79-0x0000000000400000-0x0000000000428000-memory.dmp
    Filesize

    160KB

  • memory/2524-80-0x0000000000400000-0x0000000000428000-memory.dmp
    Filesize

    160KB

  • memory/2524-90-0x0000000000400000-0x0000000000428000-memory.dmp
    Filesize

    160KB

  • memory/2524-88-0x0000000000400000-0x0000000000428000-memory.dmp
    Filesize

    160KB

  • memory/2524-86-0x0000000000400000-0x0000000000428000-memory.dmp
    Filesize

    160KB

  • memory/2524-85-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp
    Filesize

    4KB

  • memory/2524-84-0x0000000000400000-0x0000000000428000-memory.dmp
    Filesize

    160KB

  • memory/2524-83-0x0000000000400000-0x0000000000428000-memory.dmp
    Filesize

    160KB

  • memory/2524-82-0x0000000000400000-0x0000000000428000-memory.dmp
    Filesize

    160KB

  • memory/2524-81-0x0000000000400000-0x0000000000428000-memory.dmp
    Filesize

    160KB

  • memory/2540-59-0x00000000005D0000-0x00000000005E6000-memory.dmp
    Filesize

    88KB

  • memory/2540-69-0x00000000005D0000-0x00000000005E6000-memory.dmp
    Filesize

    88KB

  • memory/2540-47-0x00000000005D0000-0x00000000005E6000-memory.dmp
    Filesize

    88KB

  • memory/2540-45-0x00000000005D0000-0x00000000005E6000-memory.dmp
    Filesize

    88KB

  • memory/2540-51-0x00000000005D0000-0x00000000005E6000-memory.dmp
    Filesize

    88KB

  • memory/2540-55-0x00000000005D0000-0x00000000005E6000-memory.dmp
    Filesize

    88KB

  • memory/2540-53-0x00000000005D0000-0x00000000005E6000-memory.dmp
    Filesize

    88KB

  • memory/2540-57-0x00000000005D0000-0x00000000005E6000-memory.dmp
    Filesize

    88KB

  • memory/2540-67-0x00000000005D0000-0x00000000005E6000-memory.dmp
    Filesize

    88KB

  • memory/2540-49-0x00000000005D0000-0x00000000005E6000-memory.dmp
    Filesize

    88KB

  • memory/2540-63-0x00000000005D0000-0x00000000005E6000-memory.dmp
    Filesize

    88KB

  • memory/2540-65-0x00000000005D0000-0x00000000005E6000-memory.dmp
    Filesize

    88KB

  • memory/2540-61-0x00000000005D0000-0x00000000005E6000-memory.dmp
    Filesize

    88KB

  • memory/2540-43-0x00000000005D0000-0x00000000005E6000-memory.dmp
    Filesize

    88KB

  • memory/2540-42-0x00000000005D0000-0x00000000005E6000-memory.dmp
    Filesize

    88KB

  • memory/2540-41-0x00000000005D0000-0x00000000005EC000-memory.dmp
    Filesize

    112KB

  • memory/2540-40-0x00000000005A0000-0x00000000005BE000-memory.dmp
    Filesize

    120KB