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Analysis

  • max time kernel
    151s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231020-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15/11/2023, 15:39

General

  • Target

    NEAS.114e74be49ed1e1bc90c85a74aaf60fbc8d766d0e8755c100ffab51a43d71404.exe

  • Size

    1.2MB

  • MD5

    ebcb7a9dec526cd8b55b99d0f84fd347

  • SHA1

    81f4eeef14e5ae84f7701c6bbce9eef242ef0d09

  • SHA256

    114e74be49ed1e1bc90c85a74aaf60fbc8d766d0e8755c100ffab51a43d71404

  • SHA512

    e5ca76e6318555f7294a11adf009441a59a2a08830773bc036c49fda6a1fe2db91befa650dbb225ee6c3da0cfb8f0165d3dac1d2281c7634bba54cae95887c44

  • SSDEEP

    24576:fyHKl0poLQOa9XkMvPC15OO69UkfaLH3p3g1l+s8Jxc:qHKl0poLQPC/OnwH532HE

Malware Config

Extracted

Family

redline

Botnet

taiga

C2

5.42.92.51:19057

Extracted

Family

smokeloader

Version

2022

C2

http://5.42.92.190/fks/index.php

rc4.i32
rc4.i32

Signatures

  • Detect Mystic stealer payload 4 IoCs
  • Modifies Windows Defender Real-time Protection settings 3 TTPs 6 IoCs
  • Mystic

    Mystic is an infostealer written in C++.

  • RedLine

    RedLine Stealer is a malware family written in C#, first appearing in early 2020.

  • RedLine payload 1 IoCs
  • SmokeLoader

    Modular backdoor trojan in use since 2014.

  • .NET Reactor proctector 19 IoCs

    Detects an executable protected by an unregistered version of Eziriz's .NET Reactor.

  • Executes dropped EXE 8 IoCs
  • 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
  • Suspicious use of SetThreadContext 3 IoCs
  • Program crash 1 IoCs
  • Checks SCSI registry key(s) 3 TTPs 3 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of UnmapMainImage 1 IoCs
  • Suspicious use of WriteProcessMemory 54 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\NEAS.114e74be49ed1e1bc90c85a74aaf60fbc8d766d0e8755c100ffab51a43d71404.exe
    "C:\Users\Admin\AppData\Local\Temp\NEAS.114e74be49ed1e1bc90c85a74aaf60fbc8d766d0e8755c100ffab51a43d71404.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:4344
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Sy0cu50.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Sy0cu50.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:3540
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\VR5Fp48.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\VR5Fp48.exe
        3⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • Suspicious use of WriteProcessMemory
        PID:4640
        • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\Fc5vA30.exe
          C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\Fc5vA30.exe
          4⤵
          • Executes dropped EXE
          • Adds Run key to start application
          • Suspicious use of WriteProcessMemory
          PID:3152
          • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\2Td1740.exe
            C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\2Td1740.exe
            5⤵
            • Executes dropped EXE
            • Suspicious use of SetThreadContext
            • Suspicious use of WriteProcessMemory
            PID:1940
            • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
              "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
              6⤵
                PID:4192
              • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
                "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
                6⤵
                  PID:3408
              • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\3Vh33JP.exe
                C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\3Vh33JP.exe
                5⤵
                • Executes dropped EXE
                • Suspicious use of SetThreadContext
                • Suspicious use of WriteProcessMemory
                PID:1796
                • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
                  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
                  6⤵
                    PID:4472
                    • C:\Windows\SysWOW64\WerFault.exe
                      C:\Windows\SysWOW64\WerFault.exe -u -p 4472 -s 540
                      7⤵
                      • Program crash
                      PID:1416
              • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\4tk354yE.exe
                C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\4tk354yE.exe
                4⤵
                • Executes dropped EXE
                • Suspicious use of SetThreadContext
                • Suspicious use of WriteProcessMemory
                PID:964
                • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
                  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
                  5⤵
                    PID:3336
              • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\5Jo7Dv5.exe
                C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\5Jo7Dv5.exe
                3⤵
                • Executes dropped EXE
                • Checks SCSI registry key(s)
                • Suspicious behavior: EnumeratesProcesses
                • Suspicious behavior: MapViewOfSection
                PID:1716
            • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\6qw4KZ8.exe
              C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\6qw4KZ8.exe
              2⤵
              • Modifies Windows Defender Real-time Protection settings
              • Executes dropped EXE
              • Windows security modification
              • Suspicious use of AdjustPrivilegeToken
              PID:2240
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 4472 -ip 4472
            1⤵
              PID:432

            Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

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            Downloads

            • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\6qw4KZ8.exe

              Filesize

              189KB

              MD5

              f4af3a9bb5b128ea7f4a49016ae8de1f

              SHA1

              77e47932af41b3af5bfff73d2a4c9773dc224f0d

              SHA256

              195fa6ff08dd55ff8f112c0323885bc06e1d28ce38edae26cce1e33b23337ff1

              SHA512

              1067017da68040e8e1eab228773c37cba180731f8792462d94e1e52cc12eb63e5306b3ffbc1fb4f0047a9d29e8a060649b5914bb25ece9c2c37b75e143c50df2

            • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\6qw4KZ8.exe

              Filesize

              189KB

              MD5

              f4af3a9bb5b128ea7f4a49016ae8de1f

              SHA1

              77e47932af41b3af5bfff73d2a4c9773dc224f0d

              SHA256

              195fa6ff08dd55ff8f112c0323885bc06e1d28ce38edae26cce1e33b23337ff1

              SHA512

              1067017da68040e8e1eab228773c37cba180731f8792462d94e1e52cc12eb63e5306b3ffbc1fb4f0047a9d29e8a060649b5914bb25ece9c2c37b75e143c50df2

            • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Sy0cu50.exe

              Filesize

              1020KB

              MD5

              d416bb095728ed5e4ef603b35d0246c2

              SHA1

              85eeea5ce8c99d3659921343f5da8b63fd271e3f

              SHA256

              9373bc5a15c71e4c1dbe40ffc5638c1ff9a96aa19533ca73093d0f86b2aade5b

              SHA512

              7b7d67f4272bfc815dc178e764a1ca984779aa9fd83e7525415defc0db6ec3c7bb4a81e6771741a77df6d65e35d13559ba56496d9da1c0844e2e3b1a19020ce0

            • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\Sy0cu50.exe

              Filesize

              1020KB

              MD5

              d416bb095728ed5e4ef603b35d0246c2

              SHA1

              85eeea5ce8c99d3659921343f5da8b63fd271e3f

              SHA256

              9373bc5a15c71e4c1dbe40ffc5638c1ff9a96aa19533ca73093d0f86b2aade5b

              SHA512

              7b7d67f4272bfc815dc178e764a1ca984779aa9fd83e7525415defc0db6ec3c7bb4a81e6771741a77df6d65e35d13559ba56496d9da1c0844e2e3b1a19020ce0

            • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\5Jo7Dv5.exe

              Filesize

              37KB

              MD5

              b938034561ab089d7047093d46deea8f

              SHA1

              d778c32cc46be09b107fa47cf3505ba5b748853d

              SHA256

              260784b1afd8b819cb6ccb91f01090942375e527abdc060dd835992d88c04161

              SHA512

              4909585c112fba3575e07428679fd7add07453e11169f33922faca2012d8e8fa6dfb763d991c68d3b4bbc6e78b6f37d2380c502daada325d73c7fff6c647769b

            • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\5Jo7Dv5.exe

              Filesize

              37KB

              MD5

              b938034561ab089d7047093d46deea8f

              SHA1

              d778c32cc46be09b107fa47cf3505ba5b748853d

              SHA256

              260784b1afd8b819cb6ccb91f01090942375e527abdc060dd835992d88c04161

              SHA512

              4909585c112fba3575e07428679fd7add07453e11169f33922faca2012d8e8fa6dfb763d991c68d3b4bbc6e78b6f37d2380c502daada325d73c7fff6c647769b

            • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\VR5Fp48.exe

              Filesize

              894KB

              MD5

              67fb5e8942366b47ad7bcbd605b20ec3

              SHA1

              d50edb6513155e58f3fc2473d20921274ad25972

              SHA256

              616be3370f5d665e195cf8b3fda11e7ac369ba72d2b938f6465cd8000132f213

              SHA512

              dde99d513776096acc3205b316304dc8664b77572f0bd9fbc0c3531093459fd1b801c6679fcd0b7c8f4d5e7cc5d75d3fa1d968235da7041b4d16eeb66b71f891

            • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\VR5Fp48.exe

              Filesize

              894KB

              MD5

              67fb5e8942366b47ad7bcbd605b20ec3

              SHA1

              d50edb6513155e58f3fc2473d20921274ad25972

              SHA256

              616be3370f5d665e195cf8b3fda11e7ac369ba72d2b938f6465cd8000132f213

              SHA512

              dde99d513776096acc3205b316304dc8664b77572f0bd9fbc0c3531093459fd1b801c6679fcd0b7c8f4d5e7cc5d75d3fa1d968235da7041b4d16eeb66b71f891

            • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\4tk354yE.exe

              Filesize

              724KB

              MD5

              79b956b11add65d7146a60f790e28aac

              SHA1

              12ef8b2cf00d04d88d57552919f1aee582a35926

              SHA256

              3629fb083311b2a533627f46d3740a32e6fabeedad52b7746eb8f47f9c65e628

              SHA512

              3d4fc8cb30d61957cddc37617f15eafdd7ad7204ff1a45d5c937d5a1022891c5c0a6c8ed143bf7d4d7d31de0864efd33ee91b7ac15f44900122098ae9d8ca823

            • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\4tk354yE.exe

              Filesize

              724KB

              MD5

              79b956b11add65d7146a60f790e28aac

              SHA1

              12ef8b2cf00d04d88d57552919f1aee582a35926

              SHA256

              3629fb083311b2a533627f46d3740a32e6fabeedad52b7746eb8f47f9c65e628

              SHA512

              3d4fc8cb30d61957cddc37617f15eafdd7ad7204ff1a45d5c937d5a1022891c5c0a6c8ed143bf7d4d7d31de0864efd33ee91b7ac15f44900122098ae9d8ca823

            • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\Fc5vA30.exe

              Filesize

              430KB

              MD5

              cae9acf77183fa261a75df228f4cef14

              SHA1

              cf2f2a0f88eeb30c9882ea0ec98203a05e9b81ba

              SHA256

              c43a29b8dc48c749a1b7337bbee04cfb8ddc219506a5880066a854ce91752d10

              SHA512

              c5835a4a83de126c5a31f04c6e043e977764b888e02c8643b2a1aaa2e3a9cfeaa85eaa10c3b7455dd79e469abf813019375188f8b14e60a80567c45cb2478b62

            • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\Fc5vA30.exe

              Filesize

              430KB

              MD5

              cae9acf77183fa261a75df228f4cef14

              SHA1

              cf2f2a0f88eeb30c9882ea0ec98203a05e9b81ba

              SHA256

              c43a29b8dc48c749a1b7337bbee04cfb8ddc219506a5880066a854ce91752d10

              SHA512

              c5835a4a83de126c5a31f04c6e043e977764b888e02c8643b2a1aaa2e3a9cfeaa85eaa10c3b7455dd79e469abf813019375188f8b14e60a80567c45cb2478b62

            • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\2Td1740.exe

              Filesize

              415KB

              MD5

              1d40a1137dee4afb3ff270940adaaea7

              SHA1

              7e494b29e18a92cc0994e70994fe0c8738349dab

              SHA256

              c11c9deeb71f2ba81e30f6b97548132ea10d62dcb6a0979265afd1b8bd2f9cdc

              SHA512

              c3a9dcac0e4dfbb1d97ce83bd8b580f5b2293aef492fd2717e8448b0cdfe29cf2906210add0225e57e57e27efdeb6fb7c16335338d8bff17e9f88cf0a204499d

            • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\2Td1740.exe

              Filesize

              415KB

              MD5

              1d40a1137dee4afb3ff270940adaaea7

              SHA1

              7e494b29e18a92cc0994e70994fe0c8738349dab

              SHA256

              c11c9deeb71f2ba81e30f6b97548132ea10d62dcb6a0979265afd1b8bd2f9cdc

              SHA512

              c3a9dcac0e4dfbb1d97ce83bd8b580f5b2293aef492fd2717e8448b0cdfe29cf2906210add0225e57e57e27efdeb6fb7c16335338d8bff17e9f88cf0a204499d

            • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\3Vh33JP.exe

              Filesize

              378KB

              MD5

              15e191d1f91041391a9b7b159cb83158

              SHA1

              10342096f867d711a4e06408abb7f0a31ba98f23

              SHA256

              c2b8b6c0bed269eb40b9966c224348d68bf3831534e564732482379962b93627

              SHA512

              02ec691b55537e390d89ca7b40a30f43b181823a138263fffb23ee5eed4759d36ce9f372257f718f8732f2654dc829acc44d3a7d12950c60ddf23c76117d0073

            • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\3Vh33JP.exe

              Filesize

              378KB

              MD5

              15e191d1f91041391a9b7b159cb83158

              SHA1

              10342096f867d711a4e06408abb7f0a31ba98f23

              SHA256

              c2b8b6c0bed269eb40b9966c224348d68bf3831534e564732482379962b93627

              SHA512

              02ec691b55537e390d89ca7b40a30f43b181823a138263fffb23ee5eed4759d36ce9f372257f718f8732f2654dc829acc44d3a7d12950c60ddf23c76117d0073

            • memory/1716-62-0x0000000000400000-0x000000000040B000-memory.dmp

              Filesize

              44KB

            • memory/1716-55-0x0000000000400000-0x000000000040B000-memory.dmp

              Filesize

              44KB

            • memory/2240-77-0x0000000004F60000-0x0000000004F79000-memory.dmp

              Filesize

              100KB

            • memory/2240-85-0x0000000004F60000-0x0000000004F79000-memory.dmp

              Filesize

              100KB

            • memory/2240-108-0x00000000740E0000-0x0000000074890000-memory.dmp

              Filesize

              7.7MB

            • memory/2240-106-0x00000000740E0000-0x0000000074890000-memory.dmp

              Filesize

              7.7MB

            • memory/2240-105-0x0000000004F60000-0x0000000004F79000-memory.dmp

              Filesize

              100KB

            • memory/2240-103-0x0000000004F60000-0x0000000004F79000-memory.dmp

              Filesize

              100KB

            • memory/2240-101-0x0000000004F60000-0x0000000004F79000-memory.dmp

              Filesize

              100KB

            • memory/2240-99-0x0000000004F60000-0x0000000004F79000-memory.dmp

              Filesize

              100KB

            • memory/2240-97-0x0000000004F60000-0x0000000004F79000-memory.dmp

              Filesize

              100KB

            • memory/2240-95-0x0000000004F60000-0x0000000004F79000-memory.dmp

              Filesize

              100KB

            • memory/2240-93-0x0000000004F60000-0x0000000004F79000-memory.dmp

              Filesize

              100KB

            • memory/2240-91-0x0000000004F60000-0x0000000004F79000-memory.dmp

              Filesize

              100KB

            • memory/2240-89-0x0000000004F60000-0x0000000004F79000-memory.dmp

              Filesize

              100KB

            • memory/2240-87-0x0000000004F60000-0x0000000004F79000-memory.dmp

              Filesize

              100KB

            • memory/2240-83-0x0000000004F60000-0x0000000004F79000-memory.dmp

              Filesize

              100KB

            • memory/2240-81-0x0000000004F60000-0x0000000004F79000-memory.dmp

              Filesize

              100KB

            • memory/2240-79-0x0000000004F60000-0x0000000004F79000-memory.dmp

              Filesize

              100KB

            • memory/2240-75-0x0000000004F60000-0x0000000004F79000-memory.dmp

              Filesize

              100KB

            • memory/2240-74-0x0000000004F60000-0x0000000004F79000-memory.dmp

              Filesize

              100KB

            • memory/2240-72-0x00000000049A0000-0x00000000049B0000-memory.dmp

              Filesize

              64KB

            • memory/2240-73-0x00000000049A0000-0x00000000049B0000-memory.dmp

              Filesize

              64KB

            • memory/2240-71-0x0000000004F60000-0x0000000004F7E000-memory.dmp

              Filesize

              120KB

            • memory/2240-68-0x00000000021D0000-0x00000000021F0000-memory.dmp

              Filesize

              128KB

            • memory/2240-69-0x00000000740E0000-0x0000000074890000-memory.dmp

              Filesize

              7.7MB

            • memory/2240-70-0x00000000049A0000-0x00000000049B0000-memory.dmp

              Filesize

              64KB

            • memory/3136-61-0x0000000002AA0000-0x0000000002AB6000-memory.dmp

              Filesize

              88KB

            • memory/3336-58-0x0000000000400000-0x0000000000488000-memory.dmp

              Filesize

              544KB

            • memory/3336-52-0x0000000000400000-0x0000000000488000-memory.dmp

              Filesize

              544KB

            • memory/3336-57-0x0000000000400000-0x0000000000488000-memory.dmp

              Filesize

              544KB

            • memory/3336-60-0x0000000000400000-0x0000000000488000-memory.dmp

              Filesize

              544KB

            • memory/3408-36-0x00000000079F0000-0x00000000079FA000-memory.dmp

              Filesize

              40KB

            • memory/3408-50-0x00000000740E0000-0x0000000074890000-memory.dmp

              Filesize

              7.7MB

            • memory/3408-35-0x0000000007C50000-0x0000000007C60000-memory.dmp

              Filesize

              64KB

            • memory/3408-34-0x0000000007A20000-0x0000000007AB2000-memory.dmp

              Filesize

              584KB

            • memory/3408-40-0x0000000007CE0000-0x0000000007D1C000-memory.dmp

              Filesize

              240KB

            • memory/3408-32-0x00000000740E0000-0x0000000074890000-memory.dmp

              Filesize

              7.7MB

            • memory/3408-37-0x0000000008B00000-0x0000000009118000-memory.dmp

              Filesize

              6.1MB

            • memory/3408-33-0x0000000007F30000-0x00000000084D4000-memory.dmp

              Filesize

              5.6MB

            • memory/3408-51-0x0000000007C50000-0x0000000007C60000-memory.dmp

              Filesize

              64KB

            • memory/3408-28-0x0000000000400000-0x000000000043C000-memory.dmp

              Filesize

              240KB

            • memory/3408-38-0x0000000007D70000-0x0000000007E7A000-memory.dmp

              Filesize

              1.0MB

            • memory/3408-39-0x0000000007C80000-0x0000000007C92000-memory.dmp

              Filesize

              72KB

            • memory/3408-41-0x0000000007D20000-0x0000000007D6C000-memory.dmp

              Filesize

              304KB

            • memory/4472-44-0x0000000000400000-0x0000000000434000-memory.dmp

              Filesize

              208KB

            • memory/4472-43-0x0000000000400000-0x0000000000434000-memory.dmp

              Filesize

              208KB

            • memory/4472-42-0x0000000000400000-0x0000000000434000-memory.dmp

              Filesize

              208KB

            • memory/4472-46-0x0000000000400000-0x0000000000434000-memory.dmp

              Filesize

              208KB