Analysis

  • max time kernel
    130s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-05-2024 21:46

General

  • Target

    ad6ef12cf7a949c7c81031cf356e7ba0_NeikiAnalytics.exe

  • Size

    1.7MB

  • MD5

    ad6ef12cf7a949c7c81031cf356e7ba0

  • SHA1

    749214f44093844f23cae9745564181fe8f76e48

  • SHA256

    76a54ee4f1e1db1cf0f31c2a49c986c0ec18bce4e5c6260c3ace4553be58539f

  • SHA512

    cf596585f323525947bc171cb086fc8f3c5378f757d3898fff85a513f8a7befa5c2516827cc7835263b3898b3cfc3789a0dfb5e8b1a5c6cfb3fb1f5ec9a1d437

  • SSDEEP

    24576:X2G/nvxW3WL3pNa6DARahVL3Ly+kl7FOONSUzzX+DkChIxy6e97mUPlxtKeG:XbA3ipNa8ARAxHe4k7g6e97mml2

Malware Config

Signatures

  • DcRat

    DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.

  • Process spawned unexpected child process 39 IoCs

    This typically indicates the parent process was compromised via an exploit or macro.

  • DCRat payload 2 IoCs

    Detects payload of DCRat, commonly dropped by NSIS installers.

  • Checks computer location settings 2 TTPs 3 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 2 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Drops file in Program Files directory 7 IoCs
  • Drops file in Windows directory 4 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Creates scheduled task(s) 1 TTPs 39 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Modifies registry class 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 24 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Users\Admin\AppData\Local\Temp\ad6ef12cf7a949c7c81031cf356e7ba0_NeikiAnalytics.exe
    "C:\Users\Admin\AppData\Local\Temp\ad6ef12cf7a949c7c81031cf356e7ba0_NeikiAnalytics.exe"
    1⤵
    • Checks computer location settings
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:2072
    • C:\Windows\SysWOW64\WScript.exe
      "C:\Windows\System32\WScript.exe" "C:\MsproviderbrowserWinsaves\VryQRplJMzsaH3y.vbe"
      2⤵
      • Checks computer location settings
      • Suspicious use of WriteProcessMemory
      PID:2448
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c ""C:\MsproviderbrowserWinsaves\RiZf3vztvgEONjpLmWUxXjcW5RE.bat" "
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:456
        • C:\MsproviderbrowserWinsaves\Surrogatebrowsercommon.exe
          "C:\MsproviderbrowserWinsaves\Surrogatebrowsercommon.exe"
          4⤵
          • Checks computer location settings
          • Executes dropped EXE
          • Drops file in Program Files directory
          • Drops file in Windows directory
          • Modifies registry class
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:4952
          • C:\Windows\System32\cmd.exe
            "C:\Windows\System32\cmd.exe" /C "C:\Users\Admin\AppData\Local\Temp\CNLJStqM9K.bat"
            5⤵
            • Suspicious use of WriteProcessMemory
            PID:972
            • C:\Windows\system32\w32tm.exe
              w32tm /stripchart /computer:localhost /period:5 /dataonly /samples:2
              6⤵
                PID:3208
              • C:\Recovery\WindowsRE\conhost.exe
                "C:\Recovery\WindowsRE\conhost.exe"
                6⤵
                • Executes dropped EXE
                • Suspicious behavior: EnumeratesProcesses
                • Suspicious behavior: GetForegroundWindowSpam
                • Suspicious use of AdjustPrivilegeToken
                PID:5840
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "OfficeClickToRunO" /sc MINUTE /mo 6 /tr "'C:\Program Files\Microsoft Office\root\Integration\Addons\OfficeClickToRun.exe'" /f
      1⤵
      • Process spawned unexpected child process
      • Creates scheduled task(s)
      PID:5788
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "OfficeClickToRun" /sc ONLOGON /tr "'C:\Program Files\Microsoft Office\root\Integration\Addons\OfficeClickToRun.exe'" /rl HIGHEST /f
      1⤵
      • Process spawned unexpected child process
      • Creates scheduled task(s)
      PID:5660
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "OfficeClickToRunO" /sc MINUTE /mo 8 /tr "'C:\Program Files\Microsoft Office\root\Integration\Addons\OfficeClickToRun.exe'" /rl HIGHEST /f
      1⤵
      • Process spawned unexpected child process
      • Creates scheduled task(s)
      PID:5768
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "fontdrvhostf" /sc MINUTE /mo 6 /tr "'C:\MsproviderbrowserWinsaves\fontdrvhost.exe'" /f
      1⤵
      • Process spawned unexpected child process
      • Creates scheduled task(s)
      PID:5744
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "fontdrvhost" /sc ONLOGON /tr "'C:\MsproviderbrowserWinsaves\fontdrvhost.exe'" /rl HIGHEST /f
      1⤵
      • Process spawned unexpected child process
      • Creates scheduled task(s)
      PID:748
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "fontdrvhostf" /sc MINUTE /mo 7 /tr "'C:\MsproviderbrowserWinsaves\fontdrvhost.exe'" /rl HIGHEST /f
      1⤵
      • Process spawned unexpected child process
      • Creates scheduled task(s)
      PID:452
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "RegistryR" /sc MINUTE /mo 10 /tr "'C:\Program Files\dotnet\swidtag\Registry.exe'" /f
      1⤵
      • Process spawned unexpected child process
      • Creates scheduled task(s)
      PID:5772
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "Registry" /sc ONLOGON /tr "'C:\Program Files\dotnet\swidtag\Registry.exe'" /rl HIGHEST /f
      1⤵
      • Process spawned unexpected child process
      • Creates scheduled task(s)
      PID:5748
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "RegistryR" /sc MINUTE /mo 11 /tr "'C:\Program Files\dotnet\swidtag\Registry.exe'" /rl HIGHEST /f
      1⤵
      • Process spawned unexpected child process
      • Creates scheduled task(s)
      PID:516
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "conhostc" /sc MINUTE /mo 12 /tr "'C:\Recovery\WindowsRE\conhost.exe'" /f
      1⤵
      • Process spawned unexpected child process
      • Creates scheduled task(s)
      PID:5296
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "conhost" /sc ONLOGON /tr "'C:\Recovery\WindowsRE\conhost.exe'" /rl HIGHEST /f
      1⤵
      • Process spawned unexpected child process
      • Creates scheduled task(s)
      PID:5332
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "conhostc" /sc MINUTE /mo 11 /tr "'C:\Recovery\WindowsRE\conhost.exe'" /rl HIGHEST /f
      1⤵
      • Process spawned unexpected child process
      • Creates scheduled task(s)
      PID:5720
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "csrssc" /sc MINUTE /mo 6 /tr "'C:\Recovery\WindowsRE\csrss.exe'" /f
      1⤵
      • Process spawned unexpected child process
      • Creates scheduled task(s)
      PID:5676
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "csrss" /sc ONLOGON /tr "'C:\Recovery\WindowsRE\csrss.exe'" /rl HIGHEST /f
      1⤵
      • Process spawned unexpected child process
      • Creates scheduled task(s)
      PID:5040
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "csrssc" /sc MINUTE /mo 8 /tr "'C:\Recovery\WindowsRE\csrss.exe'" /rl HIGHEST /f
      1⤵
      • Process spawned unexpected child process
      • Creates scheduled task(s)
      PID:3388
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "upfcu" /sc MINUTE /mo 13 /tr "'C:\Windows\Migration\WTR\upfc.exe'" /f
      1⤵
      • Process spawned unexpected child process
      • Creates scheduled task(s)
      PID:1400
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "upfc" /sc ONLOGON /tr "'C:\Windows\Migration\WTR\upfc.exe'" /rl HIGHEST /f
      1⤵
      • Process spawned unexpected child process
      • Creates scheduled task(s)
      PID:5084
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "upfcu" /sc MINUTE /mo 7 /tr "'C:\Windows\Migration\WTR\upfc.exe'" /rl HIGHEST /f
      1⤵
      • Process spawned unexpected child process
      • Creates scheduled task(s)
      PID:1632
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "winlogonw" /sc MINUTE /mo 9 /tr "'C:\Users\Default\PrintHood\winlogon.exe'" /f
      1⤵
      • Process spawned unexpected child process
      • Creates scheduled task(s)
      PID:2308
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "winlogon" /sc ONLOGON /tr "'C:\Users\Default\PrintHood\winlogon.exe'" /rl HIGHEST /f
      1⤵
      • Process spawned unexpected child process
      • Creates scheduled task(s)
      PID:3380
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "winlogonw" /sc MINUTE /mo 7 /tr "'C:\Users\Default\PrintHood\winlogon.exe'" /rl HIGHEST /f
      1⤵
      • Process spawned unexpected child process
      • Creates scheduled task(s)
      PID:5156
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "wininitw" /sc MINUTE /mo 14 /tr "'C:\Program Files\Google\Chrome\Application\SetupMetrics\wininit.exe'" /f
      1⤵
      • Process spawned unexpected child process
      • Creates scheduled task(s)
      PID:3132
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "wininit" /sc ONLOGON /tr "'C:\Program Files\Google\Chrome\Application\SetupMetrics\wininit.exe'" /rl HIGHEST /f
      1⤵
      • Process spawned unexpected child process
      • Creates scheduled task(s)
      PID:3976
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "wininitw" /sc MINUTE /mo 5 /tr "'C:\Program Files\Google\Chrome\Application\SetupMetrics\wininit.exe'" /rl HIGHEST /f
      1⤵
      • Process spawned unexpected child process
      • Creates scheduled task(s)
      PID:3844
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "RuntimeBrokerR" /sc MINUTE /mo 10 /tr "'C:\Program Files (x86)\Windows Photo Viewer\uk-UA\RuntimeBroker.exe'" /f
      1⤵
      • Process spawned unexpected child process
      • Creates scheduled task(s)
      PID:3880
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "RuntimeBroker" /sc ONLOGON /tr "'C:\Program Files (x86)\Windows Photo Viewer\uk-UA\RuntimeBroker.exe'" /rl HIGHEST /f
      1⤵
      • Process spawned unexpected child process
      • Creates scheduled task(s)
      PID:4332
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "RuntimeBrokerR" /sc MINUTE /mo 14 /tr "'C:\Program Files (x86)\Windows Photo Viewer\uk-UA\RuntimeBroker.exe'" /rl HIGHEST /f
      1⤵
      • Process spawned unexpected child process
      • Creates scheduled task(s)
      PID:1436
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "SurrogatebrowsercommonS" /sc MINUTE /mo 10 /tr "'C:\Windows\SchCache\Surrogatebrowsercommon.exe'" /f
      1⤵
      • Process spawned unexpected child process
      • Creates scheduled task(s)
      PID:6044
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "Surrogatebrowsercommon" /sc ONLOGON /tr "'C:\Windows\SchCache\Surrogatebrowsercommon.exe'" /rl HIGHEST /f
      1⤵
      • Process spawned unexpected child process
      • Creates scheduled task(s)
      PID:2804
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "SurrogatebrowsercommonS" /sc MINUTE /mo 8 /tr "'C:\Windows\SchCache\Surrogatebrowsercommon.exe'" /rl HIGHEST /f
      1⤵
      • Process spawned unexpected child process
      • Creates scheduled task(s)
      PID:1664
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "conhostc" /sc MINUTE /mo 5 /tr "'C:\MsproviderbrowserWinsaves\conhost.exe'" /f
      1⤵
      • Process spawned unexpected child process
      • Creates scheduled task(s)
      PID:3408
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "conhost" /sc ONLOGON /tr "'C:\MsproviderbrowserWinsaves\conhost.exe'" /rl HIGHEST /f
      1⤵
      • Process spawned unexpected child process
      • Creates scheduled task(s)
      PID:3752
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "conhostc" /sc MINUTE /mo 13 /tr "'C:\MsproviderbrowserWinsaves\conhost.exe'" /rl HIGHEST /f
      1⤵
      • Process spawned unexpected child process
      • Creates scheduled task(s)
      PID:4524
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "backgroundTaskHostb" /sc MINUTE /mo 5 /tr "'C:\Recovery\WindowsRE\backgroundTaskHost.exe'" /f
      1⤵
      • Process spawned unexpected child process
      • Creates scheduled task(s)
      PID:1216
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "backgroundTaskHost" /sc ONLOGON /tr "'C:\Recovery\WindowsRE\backgroundTaskHost.exe'" /rl HIGHEST /f
      1⤵
      • Process spawned unexpected child process
      • Creates scheduled task(s)
      PID:1492
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "backgroundTaskHostb" /sc MINUTE /mo 8 /tr "'C:\Recovery\WindowsRE\backgroundTaskHost.exe'" /rl HIGHEST /f
      1⤵
      • Process spawned unexpected child process
      • Creates scheduled task(s)
      PID:4908
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "explorere" /sc MINUTE /mo 11 /tr "'C:\Recovery\WindowsRE\explorer.exe'" /f
      1⤵
      • Process spawned unexpected child process
      • Creates scheduled task(s)
      PID:3396
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "explorer" /sc ONLOGON /tr "'C:\Recovery\WindowsRE\explorer.exe'" /rl HIGHEST /f
      1⤵
      • Process spawned unexpected child process
      • Creates scheduled task(s)
      PID:5560
    • C:\Windows\system32\schtasks.exe
      schtasks.exe /create /tn "explorere" /sc MINUTE /mo 14 /tr "'C:\Recovery\WindowsRE\explorer.exe'" /rl HIGHEST /f
      1⤵
      • Process spawned unexpected child process
      • Creates scheduled task(s)
      PID:2828

    Network

    MITRE ATT&CK Matrix ATT&CK v13

    Execution

    Scheduled Task/Job

    1
    T1053

    Persistence

    Scheduled Task/Job

    1
    T1053

    Privilege Escalation

    Scheduled Task/Job

    1
    T1053

    Credential Access

    Unsecured Credentials

    1
    T1552

    Credentials In Files

    1
    T1552.001

    Discovery

    Query Registry

    2
    T1012

    System Information Discovery

    2
    T1082

    Collection

    Data from Local System

    1
    T1005

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\MsproviderbrowserWinsaves\RiZf3vztvgEONjpLmWUxXjcW5RE.bat
      Filesize

      57B

      MD5

      05b28af400b64005b9c11137d62947f9

      SHA1

      e6fa4a6992de2fbd18881ccb51d2c8d4e5194e24

      SHA256

      d012c9842afe9c529e3de253b7e9e6794fea7ebac1c43058885892d907d4cd43

      SHA512

      74f82ba15f23881f05a752ece48f6e7b5f7723ad0a270c9b14e1adefb650605d10f9039979cf47190b731d0bb24c7a4b815964b066263cee695c3b62b336452b

    • C:\MsproviderbrowserWinsaves\Surrogatebrowsercommon.exe
      Filesize

      1.2MB

      MD5

      a75639b5e75feaf62b23e393afa8304b

      SHA1

      c62b0f325d84333f9a00ced7b22edb201953163b

      SHA256

      31c7ae9bf5e9886f8a24ae125fa48b08894eac62fc1e833f4e7f1fd5cc7bfb22

      SHA512

      2eaa91bff70326fcb7fc28e9132aa710fb067a6a24c5665971c990bb7ec8d59b0bf78d59330e94c1f4f3713e6bef936515e4141f435988cf4c54c550f70de208

    • C:\MsproviderbrowserWinsaves\VryQRplJMzsaH3y.vbe
      Filesize

      229B

      MD5

      2dc9d82d3023616c78492a10ea81aaa5

      SHA1

      58b34007cd5850dc1c4829fea011fb2b3648d3f7

      SHA256

      55cc74634296b7692eb7ae2df4f0e760a61d803ade7bddd66fa5c035821d0cd9

      SHA512

      e08160d0c653184f250c95ad5ba6d04040b545a3e92131bf73dc52c5eb4a20d92624f1a6ce2c38a91088502ced75fef67fdc5c62800b2ff5b5b5e6002601ce14

    • C:\Users\Admin\AppData\Local\Temp\CNLJStqM9K.bat
      Filesize

      198B

      MD5

      46a39f85c753e64b815dae40b5c292ae

      SHA1

      7b8636b2c9dfcfb38f2d6f95bac50c393c07bc8f

      SHA256

      aa2191e1043cda3b6e1c021d201f1b79f0e9a96e0d323caf786e542ac33918da

      SHA512

      10bc07e3b0cc5c76d03dfc39f8ac5f7a38139bb79b44b41664fbe9ab2be58ce9f472dda74e0c2f458f8e7393eddb5a2cf5877c95ca4bd5c96bd3dc26ad5ae37c

    • memory/4952-12-0x00007FFF325C3000-0x00007FFF325C5000-memory.dmp
      Filesize

      8KB

    • memory/4952-13-0x00000000001E0000-0x0000000000312000-memory.dmp
      Filesize

      1.2MB

    • memory/4952-14-0x0000000002520000-0x000000000253C000-memory.dmp
      Filesize

      112KB

    • memory/4952-15-0x000000001B500000-0x000000001B550000-memory.dmp
      Filesize

      320KB

    • memory/4952-16-0x000000001AE60000-0x000000001AE76000-memory.dmp
      Filesize

      88KB

    • memory/4952-17-0x00000000023E0000-0x00000000023EC000-memory.dmp
      Filesize

      48KB