Analysis

  • max time kernel
    81s
  • max time network
    141s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    19-01-2021 06:35

General

  • Target

    payment_invoice_incorrect.exe

  • Size

    1.2MB

  • MD5

    682cbef782fd858fedb4e23a86a93460

  • SHA1

    2bdf2f8534494fa6081dd7a06739c187f84f8a50

  • SHA256

    58d196d8831863734a9a52f66ca3a52cafdf0355379567897433c4ef7b6fe421

  • SHA512

    713edea997e23a1f2c52979b2fb9988e03e7939970a3df958fbd292bc65176b4635e4ab97f5ca4d333c47b388db6a27dc3cb64ff4845582d84957f340f2ceb56

Malware Config

Extracted

Family

warzonerat

C2

makavi.hopto.org:5200

Signatures

  • WarzoneRat, AveMaria

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

  • Warzone RAT Payload 5 IoCs
  • Executes dropped EXE 3 IoCs
  • Sets DLL path for service in the registry 2 TTPs
  • Loads dropped DLL 7 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 NtSetInformationThreadHideFromDebugger 24 IoCs
  • Suspicious use of SetThreadContext 2 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.

  • Program crash 2 IoCs
  • Delays execution with timeout.exe 6 IoCs
  • Suspicious behavior: EnumeratesProcesses 41 IoCs
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 8 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\payment_invoice_incorrect.exe
    "C:\Users\Admin\AppData\Local\Temp\payment_invoice_incorrect.exe"
    1⤵
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4032
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c timeout 1
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4092
      • C:\Windows\SysWOW64\timeout.exe
        timeout 1
        3⤵
        • Delays execution with timeout.exe
        PID:3356
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c timeout 1
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:188
      • C:\Windows\SysWOW64\timeout.exe
        timeout 1
        3⤵
        • Delays execution with timeout.exe
        PID:3944
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c timeout 1
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1336
      • C:\Windows\SysWOW64\timeout.exe
        timeout 1
        3⤵
        • Delays execution with timeout.exe
        PID:4080
    • C:\Users\Admin\AppData\Local\Temp\payment_invoice_incorrect.exe
      "C:\Users\Admin\AppData\Local\Temp\payment_invoice_incorrect.exe"
      2⤵
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:740
      • C:\ProgramData\images.exe
        "C:\ProgramData\images.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of NtSetInformationThreadHideFromDebugger
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:3932
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\System32\cmd.exe" /c timeout 1
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:2576
          • C:\Windows\SysWOW64\timeout.exe
            timeout 1
            5⤵
            • Delays execution with timeout.exe
            PID:3552
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\System32\cmd.exe" /c timeout 1
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:2224
          • C:\Windows\SysWOW64\timeout.exe
            timeout 1
            5⤵
            • Delays execution with timeout.exe
            PID:3532
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\System32\cmd.exe" /c timeout 1
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:3064
          • C:\Windows\SysWOW64\timeout.exe
            timeout 1
            5⤵
            • Delays execution with timeout.exe
            PID:4036
        • C:\ProgramData\images.exe
          "C:\ProgramData\images.exe"
          4⤵
          • Executes dropped EXE
          PID:1616
        • C:\ProgramData\images.exe
          "C:\ProgramData\images.exe"
          4⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Modifies WinLogon
          • Drops file in System32 directory
          • Drops file in Program Files directory
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          PID:1984
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3932 -s 1588
          4⤵
          • Program crash
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:4044
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4032 -s 1580
      2⤵
      • Program crash
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2356
  • \??\c:\windows\system32\svchost.exe
    c:\windows\system32\svchost.exe -k networkservice -s TermService
    1⤵
      PID:3124
    • 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:2176

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

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    Downloads

    • C:\ProgramData\images.exe
      MD5

      682cbef782fd858fedb4e23a86a93460

      SHA1

      2bdf2f8534494fa6081dd7a06739c187f84f8a50

      SHA256

      58d196d8831863734a9a52f66ca3a52cafdf0355379567897433c4ef7b6fe421

      SHA512

      713edea997e23a1f2c52979b2fb9988e03e7939970a3df958fbd292bc65176b4635e4ab97f5ca4d333c47b388db6a27dc3cb64ff4845582d84957f340f2ceb56

    • C:\ProgramData\images.exe
      MD5

      682cbef782fd858fedb4e23a86a93460

      SHA1

      2bdf2f8534494fa6081dd7a06739c187f84f8a50

      SHA256

      58d196d8831863734a9a52f66ca3a52cafdf0355379567897433c4ef7b6fe421

      SHA512

      713edea997e23a1f2c52979b2fb9988e03e7939970a3df958fbd292bc65176b4635e4ab97f5ca4d333c47b388db6a27dc3cb64ff4845582d84957f340f2ceb56

    • C:\ProgramData\images.exe
      MD5

      682cbef782fd858fedb4e23a86a93460

      SHA1

      2bdf2f8534494fa6081dd7a06739c187f84f8a50

      SHA256

      58d196d8831863734a9a52f66ca3a52cafdf0355379567897433c4ef7b6fe421

      SHA512

      713edea997e23a1f2c52979b2fb9988e03e7939970a3df958fbd292bc65176b4635e4ab97f5ca4d333c47b388db6a27dc3cb64ff4845582d84957f340f2ceb56

    • C:\ProgramData\images.exe
      MD5

      682cbef782fd858fedb4e23a86a93460

      SHA1

      2bdf2f8534494fa6081dd7a06739c187f84f8a50

      SHA256

      58d196d8831863734a9a52f66ca3a52cafdf0355379567897433c4ef7b6fe421

      SHA512

      713edea997e23a1f2c52979b2fb9988e03e7939970a3df958fbd292bc65176b4635e4ab97f5ca4d333c47b388db6a27dc3cb64ff4845582d84957f340f2ceb56

    • \??\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\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/188-11-0x0000000000000000-mapping.dmp
    • memory/740-15-0x0000000000400000-0x0000000000554000-memory.dmp
      Filesize

      1.3MB

    • memory/740-20-0x0000000000400000-0x0000000000554000-memory.dmp
      Filesize

      1.3MB

    • memory/740-16-0x0000000000405CE2-mapping.dmp
    • memory/1336-13-0x0000000000000000-mapping.dmp
    • memory/1984-45-0x0000000003F70000-0x00000000040AC000-memory.dmp
      Filesize

      1.2MB

    • memory/1984-44-0x0000000000400000-0x0000000000554000-memory.dmp
      Filesize

      1.3MB

    • memory/1984-52-0x0000000004140000-0x00000000041C4000-memory.dmp
      Filesize

      528KB

    • memory/1984-39-0x0000000000405CE2-mapping.dmp
    • memory/2224-33-0x0000000000000000-mapping.dmp
    • memory/2356-17-0x0000000004840000-0x0000000004841000-memory.dmp
      Filesize

      4KB

    • memory/2576-30-0x0000000000000000-mapping.dmp
    • memory/3064-35-0x0000000000000000-mapping.dmp
    • memory/3356-10-0x0000000000000000-mapping.dmp
    • memory/3532-34-0x0000000000000000-mapping.dmp
    • memory/3552-32-0x0000000000000000-mapping.dmp
    • memory/3932-21-0x0000000000000000-mapping.dmp
    • memory/3932-31-0x0000000005A10000-0x0000000005A11000-memory.dmp
      Filesize

      4KB

    • memory/3932-24-0x0000000073940000-0x000000007402E000-memory.dmp
      Filesize

      6.9MB

    • memory/3944-12-0x0000000000000000-mapping.dmp
    • memory/4032-7-0x00000000057C0000-0x00000000057EC000-memory.dmp
      Filesize

      176KB

    • memory/4032-2-0x0000000073940000-0x000000007402E000-memory.dmp
      Filesize

      6.9MB

    • memory/4032-8-0x00000000058E0000-0x00000000058E1000-memory.dmp
      Filesize

      4KB

    • memory/4032-6-0x0000000005BC0000-0x0000000005BC1000-memory.dmp
      Filesize

      4KB

    • memory/4032-5-0x0000000005620000-0x0000000005621000-memory.dmp
      Filesize

      4KB

    • memory/4032-3-0x0000000000CF0000-0x0000000000CF1000-memory.dmp
      Filesize

      4KB

    • memory/4036-36-0x0000000000000000-mapping.dmp
    • memory/4044-41-0x0000000004550000-0x0000000004551000-memory.dmp
      Filesize

      4KB

    • memory/4080-14-0x0000000000000000-mapping.dmp
    • memory/4092-9-0x0000000000000000-mapping.dmp