Analysis

  • max time kernel
    86s
  • max time network
    147s
  • platform
    windows10_x64
  • resource
    win10v20210410
  • submitted
    28-05-2021 15:35

General

  • Target

    feo.exe

  • Size

    704KB

  • MD5

    bc3c20b25e79e6ed82ba7ab84934067d

  • SHA1

    5a18f78cf60c527c60a8b6f67c9857bdf4426be8

  • SHA256

    b5633b89bc09a7e0bfdb617572df279f2a08518ffe186ad3c372f2b53c210996

  • SHA512

    5b1d28f733c6e51a1c1cf6eb25e08cf0a53c64bb91fa730732b6fb7fe1a63b6ec370044fe6eb55c48982b5b1ed1a8a4ddd33e69eb2ab6b54f92ae400b326c7da

Malware Config

Extracted

Family

warzonerat

C2

adebaree.duckdns.org:9145

Signatures

  • WarzoneRat, AveMaria

    WarzoneRat is a native RAT developed in C++ with multiple plugins sold as a MaaS.

  • Warzone RAT Payload 1 IoCs
  • Loads dropped DLL 6 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Modifies registry key 1 TTPs 2 IoCs
  • Suspicious use of WriteProcessMemory 30 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\feo.exe
    "C:\Users\Admin\AppData\Local\Temp\feo.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:4020
    • C:\Windows\SysWOW64\secinit.exe
      C:\Windows\System32\secinit.exe
      2⤵
      • Loads dropped DLL
      PID:3804
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Public\Trast.bat" "
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1176
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /K C:\Users\Public\UKO.bat
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:2116
        • C:\Windows\SysWOW64\reg.exe
          reg delete hkcu\Environment /v windir /f
          4⤵
          • Modifies registry key
          PID:1572
        • C:\Windows\SysWOW64\reg.exe
          reg add hkcu\Environment /v windir /d "cmd /c start /min C:\Users\Public\KDECO.bat reg delete hkcu\Environment /v windir /f && REM "
          4⤵
          • Modifies registry key
          PID:1672
        • C:\Windows\SysWOW64\schtasks.exe
          schtasks /Run /TN \Microsoft\Windows\DiskCleanup\SilentCleanup /I
          4⤵
            PID:516

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

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    Downloads

    • C:\Users\Public\Trast.bat

      MD5

      4068c9f69fcd8a171c67f81d4a952a54

      SHA1

      4d2536a8c28cdcc17465e20d6693fb9e8e713b36

      SHA256

      24222300c78180b50ed1f8361ba63cb27316ec994c1c9079708a51b4a1a9d810

      SHA512

      a64f9319acc51fffd0491c74dcd9c9084c2783b82f95727e4bfe387a8528c6dcf68f11418e88f1e133d115daf907549c86dd7ad866b2a7938add5225fbb2811d

    • C:\Users\Public\UKO.bat

      MD5

      eaf8d967454c3bbddbf2e05a421411f8

      SHA1

      6170880409b24de75c2dc3d56a506fbff7f6622c

      SHA256

      f35f2658455a2e40f151549a7d6465a836c33fa9109e67623916f889849eac56

      SHA512

      fe5be5c673e99f70c93019d01abb0a29dd2ecf25b2d895190ff551f020c28e7d8f99f65007f440f0f76c5bcac343b2a179a94d190c938ea3b9e1197890a412e9

    • \Users\Admin\AppData\Local\Temp\freebl3.dll

      MD5

      ef12ab9d0b231b8f898067b2114b1bc0

      SHA1

      6d90f27b2105945f9bb77039e8b892070a5f9442

      SHA256

      2b00fc4f541ac10c94e3556ff28e30a801811c36422546a546a445aca3f410f7

      SHA512

      2aa62bfba556ad8f042942dd25aa071ff6677c257904377c1ec956fd9e862abcbf379e0cfd8c630c303a32ece75618c24e3eef58bddb705c427985b944689193

    • \Users\Admin\AppData\Local\Temp\mozglue.dll

      MD5

      75f8cc548cabf0cc800c25047e4d3124

      SHA1

      602676768f9faecd35b48c38a0632781dfbde10c

      SHA256

      fb419a60305f17359e2ac0510233ee80e845885eee60607715c67dd88e501ef0

      SHA512

      ed831c9c769aef3be253c52542cf032afa0a8fa5fe25ca704db65ee6883c608220df7102ac2b99ee9c2e599a0f5db99fd86894a4b169e68440eb1b0d0012672f

    • \Users\Admin\AppData\Local\Temp\msvcp140.dll

      MD5

      109f0f02fd37c84bfc7508d4227d7ed5

      SHA1

      ef7420141bb15ac334d3964082361a460bfdb975

      SHA256

      334e69ac9367f708ce601a6f490ff227d6c20636da5222f148b25831d22e13d4

      SHA512

      46eb62b65817365c249b48863d894b4669e20fcb3992e747cd5c9fdd57968e1b2cf7418d1c9340a89865eadda362b8db51947eb4427412eb83b35994f932fd39

    • \Users\Admin\AppData\Local\Temp\nss3.dll

      MD5

      d7858e8449004e21b01d468e9fd04b82

      SHA1

      9524352071ede21c167e7e4f106e9526dc23ef4e

      SHA256

      78758bf7f3b3b5e3477e38354acd32d787bc1286c8bd9b873471b9c195e638db

      SHA512

      1e2c981e6c0ca36c60c6e9cae9548b866d5c524df837095b30d618d9c322def7134c20de820105400dd1b58076b66d90274f67773ac6ba914f611b419babb440

    • \Users\Admin\AppData\Local\Temp\softokn3.dll

      MD5

      471c983513694ac3002590345f2be0da

      SHA1

      6612b9af4ff6830fa9b7d4193078434ef72f775b

      SHA256

      bb3ff746471116c6ad0339fa0522aa2a44a787e33a29c7b27649a054ecd4d00f

      SHA512

      a9b0fb923bc3b567e933de10b141a3e9213640e3d790b4c4d753cf220d55593ae8026102909969ba6bfc22da3b2fcd01e30a9f5a74bd14a0fdec9beaf0fb1410

    • \Users\Admin\AppData\Local\Temp\vcruntime140.dll

      MD5

      7587bf9cb4147022cd5681b015183046

      SHA1

      f2106306a8f6f0da5afb7fc765cfa0757ad5a628

      SHA256

      c40bb03199a2054dabfc7a8e01d6098e91de7193619effbd0f142a7bf031c14d

      SHA512

      0b63e4979846ceba1b1ed8470432ea6aa18cca66b5f5322d17b14bc0dfa4b2ee09ca300a016e16a01db5123e4e022820698f46d9bad1078bd24675b4b181e91f

    • memory/516-126-0x0000000000000000-mapping.dmp

    • memory/1176-120-0x0000000000000000-mapping.dmp

    • memory/1572-124-0x0000000000000000-mapping.dmp

    • memory/1672-125-0x0000000000000000-mapping.dmp

    • memory/2116-122-0x0000000000000000-mapping.dmp

    • memory/3804-128-0x0000000000840000-0x0000000000841000-memory.dmp

      Filesize

      4KB

    • memory/3804-131-0x000000001EF90000-0x000000001F0E6000-memory.dmp

      Filesize

      1.3MB

    • memory/3804-133-0x0000000005910000-0x0000000005994000-memory.dmp

      Filesize

      528KB

    • memory/3804-132-0x00000000046F0000-0x0000000004844000-memory.dmp

      Filesize

      1.3MB

    • memory/3804-130-0x00000000008A0000-0x00000000008A1000-memory.dmp

      Filesize

      4KB

    • memory/3804-127-0x0000000000900000-0x0000000000901000-memory.dmp

      Filesize

      4KB

    • memory/3804-119-0x0000000000000000-mapping.dmp

    • memory/4020-114-0x00000000022F0000-0x00000000022F1000-memory.dmp

      Filesize

      4KB

    • memory/4020-116-0x000000001DBC0000-0x000000001DBDA000-memory.dmp

      Filesize

      104KB