Analysis

  • max time kernel
    118s
  • max time network
    131s
  • platform
    windows7_x64
  • resource
    win7-20230831-en
  • resource tags

    arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
  • submitted
    11-10-2023 04:54

General

  • Target

    535b505642f561753d0600f9937ce07e.exe

  • Size

    866KB

  • MD5

    535b505642f561753d0600f9937ce07e

  • SHA1

    6c234f6baa3a4b88ae608feb2b21cd6961f48a97

  • SHA256

    e8d9168072dd63b984e2f2113ddb1988efea60c9cc037aacde8723823088c59e

  • SHA512

    7136e6863d9bd346858f4dcb1f4ffd48df4bfee93c7822c0592724f8aa07a930334ac231ed50f7294f5c965558c6b1fb1fa4b5a3773803532f7b34cd88cb4342

  • SSDEEP

    24576:syADpUa/4ZhoiiLPm+MvOBj1E7hrAVpAizxRi:bWuLZaiAPAmZ14FAIizx

Malware Config

Signatures

  • Detect Mystic stealer payload 6 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 2 IoCs
  • Suspicious use of WriteProcessMemory 63 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\535b505642f561753d0600f9937ce07e.exe
    "C:\Users\Admin\AppData\Local\Temp\535b505642f561753d0600f9937ce07e.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:2060
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z6303187.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z6303187.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:3056
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\z0963353.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\z0963353.exe
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Adds Run key to start application
        • Suspicious use of WriteProcessMemory
        PID:2740
        • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\z8761135.exe
          C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\z8761135.exe
          4⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Adds Run key to start application
          • Suspicious use of WriteProcessMemory
          PID:2616
          • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\r0865111.exe
            C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\r0865111.exe
            5⤵
            • Executes dropped EXE
            • Loads dropped DLL
            • Suspicious use of SetThreadContext
            • Suspicious use of WriteProcessMemory
            PID:2868
            • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
              "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
              6⤵
                PID:2996
              • 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:1704
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -u -p 1704 -s 268
                  7⤵
                  • Program crash
                  PID:1116
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -u -p 2868 -s 284
                6⤵
                • Loads dropped DLL
                • Program crash
                PID:1976

    Network

    MITRE ATT&CK Matrix ATT&CK v13

    Persistence

    Boot or Logon Autostart Execution

    1
    T1547

    Registry Run Keys / Startup Folder

    1
    T1547.001

    Privilege Escalation

    Boot or Logon Autostart Execution

    1
    T1547

    Registry Run Keys / Startup Folder

    1
    T1547.001

    Defense Evasion

    Modify Registry

    1
    T1112

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z6303187.exe
      Filesize

      764KB

      MD5

      71e2d748afe94a868688c1c144da320b

      SHA1

      403d08d8a73741d68727e056507b629808f5fd56

      SHA256

      2a093673e0fcf37393cb8fe27e7132ec7f15739d747b613fad187fa5af421dc5

      SHA512

      983456b14c2fc3c64aaa0a15b23538a5f06840426bdd9fda7773f0489886ad8172edd071428bd349b3a5c9ba388f137aed3a554f552f061f03d0e7009e43d737

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z6303187.exe
      Filesize

      764KB

      MD5

      71e2d748afe94a868688c1c144da320b

      SHA1

      403d08d8a73741d68727e056507b629808f5fd56

      SHA256

      2a093673e0fcf37393cb8fe27e7132ec7f15739d747b613fad187fa5af421dc5

      SHA512

      983456b14c2fc3c64aaa0a15b23538a5f06840426bdd9fda7773f0489886ad8172edd071428bd349b3a5c9ba388f137aed3a554f552f061f03d0e7009e43d737

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\z0963353.exe
      Filesize

      582KB

      MD5

      923dd9e6229be6f2d4afb32d431f8c35

      SHA1

      c91d2622698c65a2755a09a0fddf3aa8254dce79

      SHA256

      9716e44c9ef5d0fed231b68e9ad7cde2aa82473d6939a4c9f1d2933b0568d037

      SHA512

      abe0e82b6f43b3d5822be37a880fab2ac9653aab02eb19ebac3da531554e7407da8f0a2f9e9be909a5e66b97c9cb5a4a6e1b01f1a996eb92a178d1a145486844

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\z0963353.exe
      Filesize

      582KB

      MD5

      923dd9e6229be6f2d4afb32d431f8c35

      SHA1

      c91d2622698c65a2755a09a0fddf3aa8254dce79

      SHA256

      9716e44c9ef5d0fed231b68e9ad7cde2aa82473d6939a4c9f1d2933b0568d037

      SHA512

      abe0e82b6f43b3d5822be37a880fab2ac9653aab02eb19ebac3da531554e7407da8f0a2f9e9be909a5e66b97c9cb5a4a6e1b01f1a996eb92a178d1a145486844

    • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\z8761135.exe
      Filesize

      400KB

      MD5

      7e08dcb51536ce22ec436566211f9f46

      SHA1

      2d0fe790129ed5e7cee439fa7f9189419a8a3f4a

      SHA256

      4412f1c469f349f41342cbba728073045b18f8f056528bd3ce78cbc83936c485

      SHA512

      b05ae7565aedb8f3b79f3e594c31dbd014f60198d2012a9c878bb66bab62fddf2a2cd1a627d258aa0c054d84415e5a6c4600a1420e881e043fc95e789a95c32d

    • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\z8761135.exe
      Filesize

      400KB

      MD5

      7e08dcb51536ce22ec436566211f9f46

      SHA1

      2d0fe790129ed5e7cee439fa7f9189419a8a3f4a

      SHA256

      4412f1c469f349f41342cbba728073045b18f8f056528bd3ce78cbc83936c485

      SHA512

      b05ae7565aedb8f3b79f3e594c31dbd014f60198d2012a9c878bb66bab62fddf2a2cd1a627d258aa0c054d84415e5a6c4600a1420e881e043fc95e789a95c32d

    • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\r0865111.exe
      Filesize

      356KB

      MD5

      700c486dca314e0e78390f97fe075e12

      SHA1

      442dc8660016df822922bad2e675817feb3bf07b

      SHA256

      a66bf8694187265ad5159e0beddeb023f9e160e71d1daa7023dc643a320b88a1

      SHA512

      a7c1f513dd2abf312a0e716fd4147e044a60132926897fd126c23449cacc5112ec523611eb837697b1cd5287974aedf3f9852ed8698da484995007c0451e007d

    • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\r0865111.exe
      Filesize

      356KB

      MD5

      700c486dca314e0e78390f97fe075e12

      SHA1

      442dc8660016df822922bad2e675817feb3bf07b

      SHA256

      a66bf8694187265ad5159e0beddeb023f9e160e71d1daa7023dc643a320b88a1

      SHA512

      a7c1f513dd2abf312a0e716fd4147e044a60132926897fd126c23449cacc5112ec523611eb837697b1cd5287974aedf3f9852ed8698da484995007c0451e007d

    • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\r0865111.exe
      Filesize

      356KB

      MD5

      700c486dca314e0e78390f97fe075e12

      SHA1

      442dc8660016df822922bad2e675817feb3bf07b

      SHA256

      a66bf8694187265ad5159e0beddeb023f9e160e71d1daa7023dc643a320b88a1

      SHA512

      a7c1f513dd2abf312a0e716fd4147e044a60132926897fd126c23449cacc5112ec523611eb837697b1cd5287974aedf3f9852ed8698da484995007c0451e007d

    • \Users\Admin\AppData\Local\Temp\IXP000.TMP\z6303187.exe
      Filesize

      764KB

      MD5

      71e2d748afe94a868688c1c144da320b

      SHA1

      403d08d8a73741d68727e056507b629808f5fd56

      SHA256

      2a093673e0fcf37393cb8fe27e7132ec7f15739d747b613fad187fa5af421dc5

      SHA512

      983456b14c2fc3c64aaa0a15b23538a5f06840426bdd9fda7773f0489886ad8172edd071428bd349b3a5c9ba388f137aed3a554f552f061f03d0e7009e43d737

    • \Users\Admin\AppData\Local\Temp\IXP000.TMP\z6303187.exe
      Filesize

      764KB

      MD5

      71e2d748afe94a868688c1c144da320b

      SHA1

      403d08d8a73741d68727e056507b629808f5fd56

      SHA256

      2a093673e0fcf37393cb8fe27e7132ec7f15739d747b613fad187fa5af421dc5

      SHA512

      983456b14c2fc3c64aaa0a15b23538a5f06840426bdd9fda7773f0489886ad8172edd071428bd349b3a5c9ba388f137aed3a554f552f061f03d0e7009e43d737

    • \Users\Admin\AppData\Local\Temp\IXP001.TMP\z0963353.exe
      Filesize

      582KB

      MD5

      923dd9e6229be6f2d4afb32d431f8c35

      SHA1

      c91d2622698c65a2755a09a0fddf3aa8254dce79

      SHA256

      9716e44c9ef5d0fed231b68e9ad7cde2aa82473d6939a4c9f1d2933b0568d037

      SHA512

      abe0e82b6f43b3d5822be37a880fab2ac9653aab02eb19ebac3da531554e7407da8f0a2f9e9be909a5e66b97c9cb5a4a6e1b01f1a996eb92a178d1a145486844

    • \Users\Admin\AppData\Local\Temp\IXP001.TMP\z0963353.exe
      Filesize

      582KB

      MD5

      923dd9e6229be6f2d4afb32d431f8c35

      SHA1

      c91d2622698c65a2755a09a0fddf3aa8254dce79

      SHA256

      9716e44c9ef5d0fed231b68e9ad7cde2aa82473d6939a4c9f1d2933b0568d037

      SHA512

      abe0e82b6f43b3d5822be37a880fab2ac9653aab02eb19ebac3da531554e7407da8f0a2f9e9be909a5e66b97c9cb5a4a6e1b01f1a996eb92a178d1a145486844

    • \Users\Admin\AppData\Local\Temp\IXP002.TMP\z8761135.exe
      Filesize

      400KB

      MD5

      7e08dcb51536ce22ec436566211f9f46

      SHA1

      2d0fe790129ed5e7cee439fa7f9189419a8a3f4a

      SHA256

      4412f1c469f349f41342cbba728073045b18f8f056528bd3ce78cbc83936c485

      SHA512

      b05ae7565aedb8f3b79f3e594c31dbd014f60198d2012a9c878bb66bab62fddf2a2cd1a627d258aa0c054d84415e5a6c4600a1420e881e043fc95e789a95c32d

    • \Users\Admin\AppData\Local\Temp\IXP002.TMP\z8761135.exe
      Filesize

      400KB

      MD5

      7e08dcb51536ce22ec436566211f9f46

      SHA1

      2d0fe790129ed5e7cee439fa7f9189419a8a3f4a

      SHA256

      4412f1c469f349f41342cbba728073045b18f8f056528bd3ce78cbc83936c485

      SHA512

      b05ae7565aedb8f3b79f3e594c31dbd014f60198d2012a9c878bb66bab62fddf2a2cd1a627d258aa0c054d84415e5a6c4600a1420e881e043fc95e789a95c32d

    • \Users\Admin\AppData\Local\Temp\IXP003.TMP\r0865111.exe
      Filesize

      356KB

      MD5

      700c486dca314e0e78390f97fe075e12

      SHA1

      442dc8660016df822922bad2e675817feb3bf07b

      SHA256

      a66bf8694187265ad5159e0beddeb023f9e160e71d1daa7023dc643a320b88a1

      SHA512

      a7c1f513dd2abf312a0e716fd4147e044a60132926897fd126c23449cacc5112ec523611eb837697b1cd5287974aedf3f9852ed8698da484995007c0451e007d

    • \Users\Admin\AppData\Local\Temp\IXP003.TMP\r0865111.exe
      Filesize

      356KB

      MD5

      700c486dca314e0e78390f97fe075e12

      SHA1

      442dc8660016df822922bad2e675817feb3bf07b

      SHA256

      a66bf8694187265ad5159e0beddeb023f9e160e71d1daa7023dc643a320b88a1

      SHA512

      a7c1f513dd2abf312a0e716fd4147e044a60132926897fd126c23449cacc5112ec523611eb837697b1cd5287974aedf3f9852ed8698da484995007c0451e007d

    • \Users\Admin\AppData\Local\Temp\IXP003.TMP\r0865111.exe
      Filesize

      356KB

      MD5

      700c486dca314e0e78390f97fe075e12

      SHA1

      442dc8660016df822922bad2e675817feb3bf07b

      SHA256

      a66bf8694187265ad5159e0beddeb023f9e160e71d1daa7023dc643a320b88a1

      SHA512

      a7c1f513dd2abf312a0e716fd4147e044a60132926897fd126c23449cacc5112ec523611eb837697b1cd5287974aedf3f9852ed8698da484995007c0451e007d

    • \Users\Admin\AppData\Local\Temp\IXP003.TMP\r0865111.exe
      Filesize

      356KB

      MD5

      700c486dca314e0e78390f97fe075e12

      SHA1

      442dc8660016df822922bad2e675817feb3bf07b

      SHA256

      a66bf8694187265ad5159e0beddeb023f9e160e71d1daa7023dc643a320b88a1

      SHA512

      a7c1f513dd2abf312a0e716fd4147e044a60132926897fd126c23449cacc5112ec523611eb837697b1cd5287974aedf3f9852ed8698da484995007c0451e007d

    • \Users\Admin\AppData\Local\Temp\IXP003.TMP\r0865111.exe
      Filesize

      356KB

      MD5

      700c486dca314e0e78390f97fe075e12

      SHA1

      442dc8660016df822922bad2e675817feb3bf07b

      SHA256

      a66bf8694187265ad5159e0beddeb023f9e160e71d1daa7023dc643a320b88a1

      SHA512

      a7c1f513dd2abf312a0e716fd4147e044a60132926897fd126c23449cacc5112ec523611eb837697b1cd5287974aedf3f9852ed8698da484995007c0451e007d

    • \Users\Admin\AppData\Local\Temp\IXP003.TMP\r0865111.exe
      Filesize

      356KB

      MD5

      700c486dca314e0e78390f97fe075e12

      SHA1

      442dc8660016df822922bad2e675817feb3bf07b

      SHA256

      a66bf8694187265ad5159e0beddeb023f9e160e71d1daa7023dc643a320b88a1

      SHA512

      a7c1f513dd2abf312a0e716fd4147e044a60132926897fd126c23449cacc5112ec523611eb837697b1cd5287974aedf3f9852ed8698da484995007c0451e007d

    • \Users\Admin\AppData\Local\Temp\IXP003.TMP\r0865111.exe
      Filesize

      356KB

      MD5

      700c486dca314e0e78390f97fe075e12

      SHA1

      442dc8660016df822922bad2e675817feb3bf07b

      SHA256

      a66bf8694187265ad5159e0beddeb023f9e160e71d1daa7023dc643a320b88a1

      SHA512

      a7c1f513dd2abf312a0e716fd4147e044a60132926897fd126c23449cacc5112ec523611eb837697b1cd5287974aedf3f9852ed8698da484995007c0451e007d

    • memory/1704-49-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp
      Filesize

      4KB

    • memory/1704-48-0x0000000000400000-0x0000000000428000-memory.dmp
      Filesize

      160KB

    • memory/1704-43-0x0000000000400000-0x0000000000428000-memory.dmp
      Filesize

      160KB

    • memory/1704-50-0x0000000000400000-0x0000000000428000-memory.dmp
      Filesize

      160KB

    • memory/1704-52-0x0000000000400000-0x0000000000428000-memory.dmp
      Filesize

      160KB

    • memory/1704-54-0x0000000000400000-0x0000000000428000-memory.dmp
      Filesize

      160KB

    • memory/1704-47-0x0000000000400000-0x0000000000428000-memory.dmp
      Filesize

      160KB

    • memory/1704-46-0x0000000000400000-0x0000000000428000-memory.dmp
      Filesize

      160KB

    • memory/1704-45-0x0000000000400000-0x0000000000428000-memory.dmp
      Filesize

      160KB

    • memory/1704-44-0x0000000000400000-0x0000000000428000-memory.dmp
      Filesize

      160KB