Analysis

  • max time kernel
    70s
  • max time network
    151s
  • platform
    windows10_x64
  • resource
    win10v20210408
  • submitted
    11-06-2021 14:48

General

  • Target

    PAYMENT COPY-20211106_pdf.exe

  • Size

    308KB

  • MD5

    c288afa652187f51cd8a51225403b371

  • SHA1

    47da2c2d1f08cbdfa92576588f466b59da5645cb

  • SHA256

    34ef4f8cfb814da5aeb5f3181301976e3622470fd9bfbfec8c016e7eed215d8f

  • SHA512

    d1c0fbffa2523ba3f770034ce788597f37f7fab042c8d843219d4c053d0bf548e1562a24e6d7614285cafc329a5797f16b9b173eeb0f014f4ab81b43b677aac0

Malware Config

Extracted

Family

warzonerat

C2

103.155.83.189:1289

Signatures

  • WarzoneRat, AveMaria

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

  • Sets DLL path for service in the registry 2 TTPs
  • Loads dropped DLL 9 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Modifies WinLogon 2 TTPs 4 IoCs
  • Drops file in System32 directory 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Drops file in Program Files directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 15 IoCs
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\PAYMENT COPY-20211106_pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\PAYMENT COPY-20211106_pdf.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:852
    • C:\Users\Admin\AppData\Local\Temp\PAYMENT COPY-20211106_pdf.exe
      "C:\Users\Admin\AppData\Local\Temp\PAYMENT COPY-20211106_pdf.exe"
      2⤵
      • Loads dropped DLL
      • Modifies WinLogon
      • Drops file in System32 directory
      • Drops file in Program Files directory
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1800
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        powershell Add-MpPreference -ExclusionPath C:\
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:3420
  • \??\c:\windows\system32\svchost.exe
    c:\windows\system32\svchost.exe -k networkservice -s TermService
    1⤵
      PID:2080
    • C:\Windows\System32\svchost.exe
      C:\Windows\System32\svchost.exe -k NetworkService -s TermService
      1⤵
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:744

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • \??\c:\program files\microsoft dn1\rdpwrap.ini

      MD5

      6bc395161b04aa555d5a4e8eb8320020

      SHA1

      f18544faa4bd067f6773a373d580e111b0c8c300

      SHA256

      23390dfcda60f292ba1e52abb5ba2f829335351f4f9b1d33a9a6ad7a9bf5e2be

      SHA512

      679ac80c26422667ca5f2a6d9f0e022ef76bc9b09f97ad390b81f2e286446f0658524ccc8346a6e79d10e42131bc428f7c0ce4541d44d83af8134c499436daae

    • \??\c:\program files\microsoft dn1\sqlmap.dll

      MD5

      461ade40b800ae80a40985594e1ac236

      SHA1

      b3892eef846c044a2b0785d54a432b3e93a968c8

      SHA256

      798af20db39280f90a1d35f2ac2c1d62124d1f5218a2a0fa29d87a13340bd3e4

      SHA512

      421f9060c4b61fa6f4074508602a2639209032fd5df5bfc702a159e3bad5479684ccb3f6e02f3e38fb8db53839cf3f41fe58a3acad6ec1199a48dc333b2d8a26

    • \Program Files\Microsoft DN1\sqlmap.dll

      MD5

      461ade40b800ae80a40985594e1ac236

      SHA1

      b3892eef846c044a2b0785d54a432b3e93a968c8

      SHA256

      798af20db39280f90a1d35f2ac2c1d62124d1f5218a2a0fa29d87a13340bd3e4

      SHA512

      421f9060c4b61fa6f4074508602a2639209032fd5df5bfc702a159e3bad5479684ccb3f6e02f3e38fb8db53839cf3f41fe58a3acad6ec1199a48dc333b2d8a26

    • \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\nsrA4C3.tmp\System.dll

      MD5

      fccff8cb7a1067e23fd2e2b63971a8e1

      SHA1

      30e2a9e137c1223a78a0f7b0bf96a1c361976d91

      SHA256

      6fcea34c8666b06368379c6c402b5321202c11b00889401c743fb96c516c679e

      SHA512

      f4335e84e6f8d70e462a22f1c93d2998673a7616c868177cac3e8784a3be1d7d0bb96f2583fa0ed82f4f2b6b8f5d9b33521c279a42e055d80a94b4f3f1791e0c

    • \Users\Admin\AppData\Local\Temp\nsrA4C3.tmp\System.dll

      MD5

      fccff8cb7a1067e23fd2e2b63971a8e1

      SHA1

      30e2a9e137c1223a78a0f7b0bf96a1c361976d91

      SHA256

      6fcea34c8666b06368379c6c402b5321202c11b00889401c743fb96c516c679e

      SHA512

      f4335e84e6f8d70e462a22f1c93d2998673a7616c868177cac3e8784a3be1d7d0bb96f2583fa0ed82f4f2b6b8f5d9b33521c279a42e055d80a94b4f3f1791e0c

    • \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/1800-190-0x0000000000AC0000-0x0000000000B44000-memory.dmp

      Filesize

      528KB

    • memory/1800-117-0x0000000000400000-0x000000000055E000-memory.dmp

      Filesize

      1.4MB

    • memory/1800-116-0x0000000000405E28-mapping.dmp

    • memory/3420-123-0x0000000004780000-0x0000000004781000-memory.dmp

      Filesize

      4KB

    • memory/3420-129-0x0000000007CE0000-0x0000000007CE1000-memory.dmp

      Filesize

      4KB

    • memory/3420-139-0x0000000008EA0000-0x0000000008ED3000-memory.dmp

      Filesize

      204KB

    • memory/3420-146-0x0000000008E80000-0x0000000008E81000-memory.dmp

      Filesize

      4KB

    • memory/3420-151-0x0000000008EF0000-0x0000000008EF1000-memory.dmp

      Filesize

      4KB

    • memory/3420-152-0x000000007E5A0000-0x000000007E5A1000-memory.dmp

      Filesize

      4KB

    • memory/3420-153-0x00000000093E0000-0x00000000093E1000-memory.dmp

      Filesize

      4KB

    • memory/3420-186-0x0000000004783000-0x0000000004784000-memory.dmp

      Filesize

      4KB

    • memory/3420-130-0x0000000008170000-0x0000000008171000-memory.dmp

      Filesize

      4KB

    • memory/3420-131-0x00000000080F0000-0x00000000080F1000-memory.dmp

      Filesize

      4KB

    • memory/3420-128-0x0000000007930000-0x0000000007931000-memory.dmp

      Filesize

      4KB

    • memory/3420-127-0x00000000077C0000-0x00000000077C1000-memory.dmp

      Filesize

      4KB

    • memory/3420-126-0x0000000007750000-0x0000000007751000-memory.dmp

      Filesize

      4KB

    • memory/3420-125-0x0000000007050000-0x0000000007051000-memory.dmp

      Filesize

      4KB

    • memory/3420-124-0x0000000004782000-0x0000000004783000-memory.dmp

      Filesize

      4KB

    • memory/3420-122-0x0000000007120000-0x0000000007121000-memory.dmp

      Filesize

      4KB

    • memory/3420-121-0x00000000045C0000-0x00000000045C1000-memory.dmp

      Filesize

      4KB

    • memory/3420-118-0x0000000000000000-mapping.dmp