Analysis

  • max time kernel
    140s
  • max time network
    103s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16-05-2024 08:09

General

  • Target

    c4dd0b6efb900035ac550ea40274b180_NeikiAnalytics.exe

  • Size

    2.0MB

  • MD5

    c4dd0b6efb900035ac550ea40274b180

  • SHA1

    6b286cc85750702c1721a3f7eac27d7cc2548a2d

  • SHA256

    cd2c3823df758fbfab481d70c7aa63a3252300e6527893fccc99b888acfbda40

  • SHA512

    b26fe5a9067f40e484add6ea5668bd6879e4cedba3935b0f3f3a848cb318cab4f7323dc06978851f261c48a5923fe2e78da94c3f4c0cf9a010556b17762ce6f7

  • SSDEEP

    24576:Un2XTCHM4xT9V3XzsHhVmatCELYIXVelAtgbHHd:CaTUv0jmtEttc

Malware Config

Signatures

  • DcRat 41 IoCs

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

  • Modifies WinLogon for persistence 2 TTPs 13 IoCs
  • Process spawned unexpected child process 39 IoCs

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

  • DCRat payload 6 IoCs

    Detects payload of DCRat, commonly dropped by NSIS installers.

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 24 IoCs
  • Drops file in Program Files directory 21 IoCs
  • Drops file in Windows directory 10 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 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 12 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 2 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\c4dd0b6efb900035ac550ea40274b180_NeikiAnalytics.exe
    "C:\Users\Admin\AppData\Local\Temp\c4dd0b6efb900035ac550ea40274b180_NeikiAnalytics.exe"
    1⤵
    • DcRat
    • Modifies WinLogon for persistence
    • Checks computer location settings
    • Adds Run key to start application
    • 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:1344
    • C:\Program Files (x86)\Adobe\Acrobat Reader DC\StartMenuExperienceHost.exe
      "C:\Program Files (x86)\Adobe\Acrobat Reader DC\StartMenuExperienceHost.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2404
  • C:\Windows\system32\schtasks.exe
    schtasks.exe /create /tn "servicess" /sc MINUTE /mo 7 /tr "'C:\Program Files (x86)\Common Files\System\de-DE\services.exe'" /f
    1⤵
    • DcRat
    • Process spawned unexpected child process
    • Creates scheduled task(s)
    PID:2004
  • C:\Windows\system32\schtasks.exe
    schtasks.exe /create /tn "services" /sc ONLOGON /tr "'C:\Program Files (x86)\Common Files\System\de-DE\services.exe'" /rl HIGHEST /f
    1⤵
    • DcRat
    • Process spawned unexpected child process
    • Creates scheduled task(s)
    PID:544
  • C:\Windows\system32\schtasks.exe
    schtasks.exe /create /tn "servicess" /sc MINUTE /mo 11 /tr "'C:\Program Files (x86)\Common Files\System\de-DE\services.exe'" /rl HIGHEST /f
    1⤵
    • DcRat
    • Process spawned unexpected child process
    • Creates scheduled task(s)
    PID:4780
  • C:\Windows\system32\schtasks.exe
    schtasks.exe /create /tn "RuntimeBrokerR" /sc MINUTE /mo 10 /tr "'C:\Windows\de-DE\RuntimeBroker.exe'" /f
    1⤵
    • DcRat
    • Process spawned unexpected child process
    • Creates scheduled task(s)
    PID:2804
  • C:\Windows\system32\schtasks.exe
    schtasks.exe /create /tn "RuntimeBroker" /sc ONLOGON /tr "'C:\Windows\de-DE\RuntimeBroker.exe'" /rl HIGHEST /f
    1⤵
    • DcRat
    • Process spawned unexpected child process
    • Creates scheduled task(s)
    PID:3060
  • C:\Windows\system32\schtasks.exe
    schtasks.exe /create /tn "RuntimeBrokerR" /sc MINUTE /mo 13 /tr "'C:\Windows\de-DE\RuntimeBroker.exe'" /rl HIGHEST /f
    1⤵
    • DcRat
    • Process spawned unexpected child process
    • Creates scheduled task(s)
    PID:3496
  • C:\Windows\system32\schtasks.exe
    schtasks.exe /create /tn "csrssc" /sc MINUTE /mo 14 /tr "'C:\Program Files (x86)\Windows Portable Devices\csrss.exe'" /f
    1⤵
    • DcRat
    • Process spawned unexpected child process
    • Creates scheduled task(s)
    PID:3972
  • C:\Windows\system32\schtasks.exe
    schtasks.exe /create /tn "csrss" /sc ONLOGON /tr "'C:\Program Files (x86)\Windows Portable Devices\csrss.exe'" /rl HIGHEST /f
    1⤵
    • DcRat
    • Process spawned unexpected child process
    • Creates scheduled task(s)
    PID:400
  • C:\Windows\system32\schtasks.exe
    schtasks.exe /create /tn "csrssc" /sc MINUTE /mo 14 /tr "'C:\Program Files (x86)\Windows Portable Devices\csrss.exe'" /rl HIGHEST /f
    1⤵
    • DcRat
    • Process spawned unexpected child process
    • Creates scheduled task(s)
    PID:5060
  • C:\Windows\system32\schtasks.exe
    schtasks.exe /create /tn "StartMenuExperienceHostS" /sc MINUTE /mo 7 /tr "'C:\Program Files (x86)\Adobe\Acrobat Reader DC\StartMenuExperienceHost.exe'" /f
    1⤵
    • DcRat
    • Process spawned unexpected child process
    • Creates scheduled task(s)
    PID:4848
  • C:\Windows\system32\schtasks.exe
    schtasks.exe /create /tn "StartMenuExperienceHost" /sc ONLOGON /tr "'C:\Program Files (x86)\Adobe\Acrobat Reader DC\StartMenuExperienceHost.exe'" /rl HIGHEST /f
    1⤵
    • DcRat
    • Process spawned unexpected child process
    • Creates scheduled task(s)
    PID:4616
  • C:\Windows\system32\schtasks.exe
    schtasks.exe /create /tn "StartMenuExperienceHostS" /sc MINUTE /mo 11 /tr "'C:\Program Files (x86)\Adobe\Acrobat Reader DC\StartMenuExperienceHost.exe'" /rl HIGHEST /f
    1⤵
    • DcRat
    • Process spawned unexpected child process
    • Creates scheduled task(s)
    PID:4472
  • C:\Windows\system32\schtasks.exe
    schtasks.exe /create /tn "RuntimeBrokerR" /sc MINUTE /mo 14 /tr "'C:\Recovery\WindowsRE\RuntimeBroker.exe'" /f
    1⤵
    • DcRat
    • Process spawned unexpected child process
    • Creates scheduled task(s)
    PID:2256
  • C:\Windows\system32\schtasks.exe
    schtasks.exe /create /tn "RuntimeBroker" /sc ONLOGON /tr "'C:\Recovery\WindowsRE\RuntimeBroker.exe'" /rl HIGHEST /f
    1⤵
    • DcRat
    • Process spawned unexpected child process
    • Creates scheduled task(s)
    PID:1584
  • C:\Windows\system32\schtasks.exe
    schtasks.exe /create /tn "RuntimeBrokerR" /sc MINUTE /mo 5 /tr "'C:\Recovery\WindowsRE\RuntimeBroker.exe'" /rl HIGHEST /f
    1⤵
    • DcRat
    • Process spawned unexpected child process
    • Creates scheduled task(s)
    PID:644
  • C:\Windows\system32\schtasks.exe
    schtasks.exe /create /tn "RuntimeBrokerR" /sc MINUTE /mo 14 /tr "'C:\Recovery\WindowsRE\RuntimeBroker.exe'" /f
    1⤵
    • DcRat
    • Process spawned unexpected child process
    • Creates scheduled task(s)
    PID:2436
  • C:\Windows\system32\schtasks.exe
    schtasks.exe /create /tn "RuntimeBroker" /sc ONLOGON /tr "'C:\Recovery\WindowsRE\RuntimeBroker.exe'" /rl HIGHEST /f
    1⤵
    • DcRat
    • Process spawned unexpected child process
    • Creates scheduled task(s)
    PID:2376
  • C:\Windows\system32\schtasks.exe
    schtasks.exe /create /tn "RuntimeBrokerR" /sc MINUTE /mo 12 /tr "'C:\Recovery\WindowsRE\RuntimeBroker.exe'" /rl HIGHEST /f
    1⤵
    • DcRat
    • Process spawned unexpected child process
    • Creates scheduled task(s)
    PID:1288
  • C:\Windows\system32\schtasks.exe
    schtasks.exe /create /tn "backgroundTaskHostb" /sc MINUTE /mo 9 /tr "'C:\Users\Default\Links\backgroundTaskHost.exe'" /f
    1⤵
    • DcRat
    • Process spawned unexpected child process
    • Creates scheduled task(s)
    PID:2476
  • C:\Windows\system32\schtasks.exe
    schtasks.exe /create /tn "backgroundTaskHost" /sc ONLOGON /tr "'C:\Users\Default\Links\backgroundTaskHost.exe'" /rl HIGHEST /f
    1⤵
    • DcRat
    • Process spawned unexpected child process
    • Creates scheduled task(s)
    PID:2184
  • C:\Windows\system32\schtasks.exe
    schtasks.exe /create /tn "backgroundTaskHostb" /sc MINUTE /mo 12 /tr "'C:\Users\Default\Links\backgroundTaskHost.exe'" /rl HIGHEST /f
    1⤵
    • DcRat
    • Process spawned unexpected child process
    • Creates scheduled task(s)
    PID:1484
  • C:\Windows\system32\schtasks.exe
    schtasks.exe /create /tn "sysmons" /sc MINUTE /mo 8 /tr "'C:\Recovery\WindowsRE\sysmon.exe'" /f
    1⤵
    • DcRat
    • Process spawned unexpected child process
    • Creates scheduled task(s)
    PID:1072
  • C:\Windows\system32\schtasks.exe
    schtasks.exe /create /tn "sysmon" /sc ONLOGON /tr "'C:\Recovery\WindowsRE\sysmon.exe'" /rl HIGHEST /f
    1⤵
    • DcRat
    • Process spawned unexpected child process
    • Creates scheduled task(s)
    PID:2524
  • C:\Windows\system32\schtasks.exe
    schtasks.exe /create /tn "sysmons" /sc MINUTE /mo 11 /tr "'C:\Recovery\WindowsRE\sysmon.exe'" /rl HIGHEST /f
    1⤵
    • DcRat
    • Process spawned unexpected child process
    • Creates scheduled task(s)
    PID:4148
  • C:\Windows\system32\schtasks.exe
    schtasks.exe /create /tn "MusNotificationM" /sc MINUTE /mo 13 /tr "'C:\Recovery\WindowsRE\MusNotification.exe'" /f
    1⤵
    • DcRat
    • Process spawned unexpected child process
    • Creates scheduled task(s)
    PID:1408
  • C:\Windows\system32\schtasks.exe
    schtasks.exe /create /tn "MusNotification" /sc ONLOGON /tr "'C:\Recovery\WindowsRE\MusNotification.exe'" /rl HIGHEST /f
    1⤵
    • DcRat
    • Process spawned unexpected child process
    • Creates scheduled task(s)
    PID:4632
  • C:\Windows\system32\schtasks.exe
    schtasks.exe /create /tn "MusNotificationM" /sc MINUTE /mo 8 /tr "'C:\Recovery\WindowsRE\MusNotification.exe'" /rl HIGHEST /f
    1⤵
    • DcRat
    • Process spawned unexpected child process
    • Creates scheduled task(s)
    PID:2876
  • C:\Windows\system32\schtasks.exe
    schtasks.exe /create /tn "dllhostd" /sc MINUTE /mo 14 /tr "'C:\Recovery\WindowsRE\dllhost.exe'" /f
    1⤵
    • DcRat
    • Process spawned unexpected child process
    • Creates scheduled task(s)
    PID:952
  • C:\Windows\system32\schtasks.exe
    schtasks.exe /create /tn "dllhost" /sc ONLOGON /tr "'C:\Recovery\WindowsRE\dllhost.exe'" /rl HIGHEST /f
    1⤵
    • DcRat
    • Process spawned unexpected child process
    • Creates scheduled task(s)
    PID:1040
  • C:\Windows\system32\schtasks.exe
    schtasks.exe /create /tn "dllhostd" /sc MINUTE /mo 7 /tr "'C:\Recovery\WindowsRE\dllhost.exe'" /rl HIGHEST /f
    1⤵
    • DcRat
    • Process spawned unexpected child process
    • Creates scheduled task(s)
    PID:4060
  • C:\Windows\system32\schtasks.exe
    schtasks.exe /create /tn "sppsvcs" /sc MINUTE /mo 6 /tr "'C:\Windows\Fonts\sppsvc.exe'" /f
    1⤵
    • DcRat
    • Process spawned unexpected child process
    • Creates scheduled task(s)
    PID:4656
  • C:\Windows\system32\schtasks.exe
    schtasks.exe /create /tn "sppsvc" /sc ONLOGON /tr "'C:\Windows\Fonts\sppsvc.exe'" /rl HIGHEST /f
    1⤵
    • DcRat
    • Process spawned unexpected child process
    • Creates scheduled task(s)
    PID:4312
  • C:\Windows\system32\schtasks.exe
    schtasks.exe /create /tn "sppsvcs" /sc MINUTE /mo 5 /tr "'C:\Windows\Fonts\sppsvc.exe'" /rl HIGHEST /f
    1⤵
    • DcRat
    • Process spawned unexpected child process
    • Creates scheduled task(s)
    PID:2424
  • C:\Windows\system32\schtasks.exe
    schtasks.exe /create /tn "explorere" /sc MINUTE /mo 6 /tr "'C:\Recovery\WindowsRE\explorer.exe'" /f
    1⤵
    • DcRat
    • Process spawned unexpected child process
    • Creates scheduled task(s)
    PID:2920
  • C:\Windows\system32\schtasks.exe
    schtasks.exe /create /tn "explorer" /sc ONLOGON /tr "'C:\Recovery\WindowsRE\explorer.exe'" /rl HIGHEST /f
    1⤵
    • DcRat
    • Process spawned unexpected child process
    • Creates scheduled task(s)
    PID:4080
  • C:\Windows\system32\schtasks.exe
    schtasks.exe /create /tn "explorere" /sc MINUTE /mo 7 /tr "'C:\Recovery\WindowsRE\explorer.exe'" /rl HIGHEST /f
    1⤵
    • DcRat
    • Process spawned unexpected child process
    • Creates scheduled task(s)
    PID:2216
  • C:\Windows\system32\schtasks.exe
    schtasks.exe /create /tn "c4dd0b6efb900035ac550ea40274b180_NeikiAnalyticsc" /sc MINUTE /mo 10 /tr "'C:\Program Files\Microsoft Office\root\Licenses16\c4dd0b6efb900035ac550ea40274b180_NeikiAnalytics.exe'" /f
    1⤵
    • DcRat
    • Process spawned unexpected child process
    • Creates scheduled task(s)
    PID:5080
  • C:\Windows\system32\schtasks.exe
    schtasks.exe /create /tn "c4dd0b6efb900035ac550ea40274b180_NeikiAnalytics" /sc ONLOGON /tr "'C:\Program Files\Microsoft Office\root\Licenses16\c4dd0b6efb900035ac550ea40274b180_NeikiAnalytics.exe'" /rl HIGHEST /f
    1⤵
    • DcRat
    • Process spawned unexpected child process
    • Creates scheduled task(s)
    PID:4156
  • C:\Windows\system32\schtasks.exe
    schtasks.exe /create /tn "c4dd0b6efb900035ac550ea40274b180_NeikiAnalyticsc" /sc MINUTE /mo 11 /tr "'C:\Program Files\Microsoft Office\root\Licenses16\c4dd0b6efb900035ac550ea40274b180_NeikiAnalytics.exe'" /rl HIGHEST /f
    1⤵
    • DcRat
    • Process spawned unexpected child process
    • Creates scheduled task(s)
    PID:224

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Recovery\WindowsRE\MusNotification.exe

    Filesize

    2.0MB

    MD5

    a93132578e9b8915307decbf1153448a

    SHA1

    ccd71f504fe5ac99bc12408421adb25a61113b37

    SHA256

    596a0aa54a9ca84cd4c30b278dc1c19228939f59c1dc8c42d9b53116ca774703

    SHA512

    49de145eb6f348832869035070e94833090a8aced0154eba199129668cc00949f053f979fad44e33060722e14dc4138fd95a013b73e77c5766b035eb533a028b

  • C:\Recovery\WindowsRE\RuntimeBroker.exe

    Filesize

    2.0MB

    MD5

    c4dd0b6efb900035ac550ea40274b180

    SHA1

    6b286cc85750702c1721a3f7eac27d7cc2548a2d

    SHA256

    cd2c3823df758fbfab481d70c7aa63a3252300e6527893fccc99b888acfbda40

    SHA512

    b26fe5a9067f40e484add6ea5668bd6879e4cedba3935b0f3f3a848cb318cab4f7323dc06978851f261c48a5923fe2e78da94c3f4c0cf9a010556b17762ce6f7

  • C:\Recovery\WindowsRE\sysmon.exe

    Filesize

    2.0MB

    MD5

    170a317c16c0d8f8af302b7a82f71bd4

    SHA1

    fef39d2afa797e57f4d46e0bcde59f3f502d0f29

    SHA256

    345acd1f84c9136c5f8896f8455b6d31ba76e5ccef27ae2c338aff42c73cda45

    SHA512

    9102468e54d2e4c0140664c338bcaa840436f9d9cfbc089d61819fdb6ea7e472c9bbc75f82fb3f62c4db565ced268bcc82fd7a6ec6bb803f0392f75c0f0f51c4

  • C:\Users\Default\Links\backgroundTaskHost.exe

    Filesize

    2.0MB

    MD5

    d1510a4ffa9be375064dad2f24f426a3

    SHA1

    b2ec5561b60f3629e132aff288901a0760708fcb

    SHA256

    9949d40be05ada382442b8741e866669cdf426abb1d618c11e7a49305f08c63f

    SHA512

    bd99358d9d51554923ec65a4e28940ff94748b35e6ed8dd4de57341a6b6b2e1987cc1d267c41fee805817fc93b86f5d714c29544de931ff3261f49dae2f17b99

  • C:\Windows\Fonts\sppsvc.exe

    Filesize

    2.0MB

    MD5

    64c128e2defbbeeec3488f5b2b1350f7

    SHA1

    cbd22f6e4156cdb43fef28b819f0b5adf18340ed

    SHA256

    35ecec2dadd137d0cd9a96d14a851ad51e8d0da7d9145b91338ed36f185d391e

    SHA512

    6872f74c82abcaa87fa67a226cc89a5e192a234eac0b73cff12e06d1fb6ec44fd452dd593f5066d0e0afeae43ab0935543612ce4980cc8d7e89ce7b520924ca1

  • memory/1344-6-0x0000000002EF0000-0x0000000002F00000-memory.dmp

    Filesize

    64KB

  • memory/1344-12-0x00000000030C0000-0x00000000030CE000-memory.dmp

    Filesize

    56KB

  • memory/1344-8-0x000000001B9C0000-0x000000001BA16000-memory.dmp

    Filesize

    344KB

  • memory/1344-7-0x0000000002F00000-0x0000000002F16000-memory.dmp

    Filesize

    88KB

  • memory/1344-9-0x0000000002F20000-0x0000000002F2C000-memory.dmp

    Filesize

    48KB

  • memory/1344-10-0x0000000002F30000-0x0000000002F3C000-memory.dmp

    Filesize

    48KB

  • memory/1344-13-0x00000000030D0000-0x00000000030DE000-memory.dmp

    Filesize

    56KB

  • memory/1344-5-0x0000000001510000-0x0000000001518000-memory.dmp

    Filesize

    32KB

  • memory/1344-11-0x0000000002F40000-0x0000000002F4C000-memory.dmp

    Filesize

    48KB

  • memory/1344-14-0x00000000030E0000-0x00000000030EA000-memory.dmp

    Filesize

    40KB

  • memory/1344-0-0x00007FF8EDF53000-0x00007FF8EDF55000-memory.dmp

    Filesize

    8KB

  • memory/1344-4-0x0000000003070000-0x00000000030C0000-memory.dmp

    Filesize

    320KB

  • memory/1344-3-0x0000000002ED0000-0x0000000002EEC000-memory.dmp

    Filesize

    112KB

  • memory/1344-2-0x00007FF8EDF50000-0x00007FF8EEA11000-memory.dmp

    Filesize

    10.8MB

  • memory/1344-1-0x0000000000AB0000-0x0000000000CBC000-memory.dmp

    Filesize

    2.0MB

  • memory/1344-247-0x00007FF8EDF50000-0x00007FF8EEA11000-memory.dmp

    Filesize

    10.8MB