Analysis

  • max time kernel
    147s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13/02/2023, 11:06

General

  • Target

    ReminttanceInvoices.exe

  • Size

    804KB

  • MD5

    af9debe623afb659ca86811ca214520f

  • SHA1

    fa5d07f60bcdc8b6f1443b2bd378a4a6122ae78d

  • SHA256

    bcf890c1ff2d59b5efe9cc9094d369c23ddee9975752365fa2bfd74cd0885c2b

  • SHA512

    2b2f53b5228efb4b32d13af01047ce84944d8a3945bddda7ab78f0a6e55e285d0f39a624984711036f085b970d345dc47329c8890a6c650cef375f8938409ec8

  • SSDEEP

    12288:fh6q6EMwYC0ND571Vd8dHd+pu/aYoEXjr6kdAn1cGG0qpAnnLYPhsh3:fYXwQ57jCVSYBykdAn1cGG0qpeLYqh3

Malware Config

Signatures

  • WarzoneRat, AveMaria

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

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Creates scheduled task(s) 1 TTPs 1 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 26 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ReminttanceInvoices.exe
    "C:\Users\Admin\AppData\Local\Temp\ReminttanceInvoices.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4056
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\ReminttanceInvoices.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:668
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\ySfDHKGmE.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3548
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\ySfDHKGmE" /XML "C:\Users\Admin\AppData\Local\Temp\tmp2AD9.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:4268
    • C:\Users\Admin\AppData\Local\Temp\ReminttanceInvoices.exe
      "C:\Users\Admin\AppData\Local\Temp\ReminttanceInvoices.exe"
      2⤵
        PID:1652
      • C:\Users\Admin\AppData\Local\Temp\ReminttanceInvoices.exe
        "C:\Users\Admin\AppData\Local\Temp\ReminttanceInvoices.exe"
        2⤵
          PID:4416
        • C:\Users\Admin\AppData\Local\Temp\ReminttanceInvoices.exe
          "C:\Users\Admin\AppData\Local\Temp\ReminttanceInvoices.exe"
          2⤵
            PID:4288

        Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log

          Filesize

          2KB

          MD5

          968cb9309758126772781b83adb8a28f

          SHA1

          8da30e71accf186b2ba11da1797cf67f8f78b47c

          SHA256

          92099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a

          SHA512

          4bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3

        • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

          Filesize

          18KB

          MD5

          3e4e81ffd87f9fc6264ba4634cdd4a8d

          SHA1

          cfc782dc65a2b9fecee736589f3f8f2584e06bf3

          SHA256

          31e5102b77915d4f362c7410f4323f2c31171a7719fb81cd032ce9851de162e0

          SHA512

          44515abf81ba847fa465eb5bc260321e9618d4308215e4ebb6ea84360e71b72ef00d2b3ed666e5a47f9f86df3e79cd564a15040b5035f8c2a20867254a3087bf

        • C:\Users\Admin\AppData\Local\Temp\tmp2AD9.tmp

          Filesize

          1KB

          MD5

          e62812e46a0aa9a8feafbb02c5aabad5

          SHA1

          f557d09571e0f7762a5910e223daed43eb250bea

          SHA256

          a04ddd083bd703905018ceee577f03e83bfabad06064939dba7bee7d4bd66eb1

          SHA512

          81f181029a39272059cede796d0539a8ab78df284367e5a39ab4a8356f7bb307fb0714934df50d44ec79896be58191f47fcfd82df66dc7fdb6e8335aab6c9c05

        • memory/668-162-0x0000000007200000-0x000000000720E000-memory.dmp

          Filesize

          56KB

        • memory/668-155-0x0000000071610000-0x000000007165C000-memory.dmp

          Filesize

          304KB

        • memory/668-161-0x0000000007250000-0x00000000072E6000-memory.dmp

          Filesize

          600KB

        • memory/668-139-0x00000000023A0000-0x00000000023D6000-memory.dmp

          Filesize

          216KB

        • memory/668-163-0x0000000007310000-0x000000000732A000-memory.dmp

          Filesize

          104KB

        • memory/668-141-0x0000000005040000-0x0000000005668000-memory.dmp

          Filesize

          6.2MB

        • memory/668-157-0x0000000006260000-0x000000000627E000-memory.dmp

          Filesize

          120KB

        • memory/668-159-0x0000000006FD0000-0x0000000006FEA000-memory.dmp

          Filesize

          104KB

        • memory/668-145-0x00000000056E0000-0x0000000005746000-memory.dmp

          Filesize

          408KB

        • memory/668-160-0x0000000007040000-0x000000000704A000-memory.dmp

          Filesize

          40KB

        • memory/3548-156-0x0000000071610000-0x000000007165C000-memory.dmp

          Filesize

          304KB

        • memory/3548-142-0x0000000004F50000-0x0000000004F72000-memory.dmp

          Filesize

          136KB

        • memory/3548-164-0x0000000007650000-0x0000000007658000-memory.dmp

          Filesize

          32KB

        • memory/3548-143-0x0000000005920000-0x0000000005986000-memory.dmp

          Filesize

          408KB

        • memory/3548-152-0x0000000005F70000-0x0000000005F8E000-memory.dmp

          Filesize

          120KB

        • memory/3548-154-0x00000000065E0000-0x0000000006612000-memory.dmp

          Filesize

          200KB

        • memory/3548-158-0x0000000007970000-0x0000000007FEA000-memory.dmp

          Filesize

          6.5MB

        • memory/4056-132-0x0000000000C90000-0x0000000000D5E000-memory.dmp

          Filesize

          824KB

        • memory/4056-135-0x0000000005700000-0x000000000570A000-memory.dmp

          Filesize

          40KB

        • memory/4056-136-0x00000000059F0000-0x0000000005A8C000-memory.dmp

          Filesize

          624KB

        • memory/4056-134-0x0000000005750000-0x00000000057E2000-memory.dmp

          Filesize

          584KB

        • memory/4056-133-0x0000000005C60000-0x0000000006204000-memory.dmp

          Filesize

          5.6MB

        • memory/4288-153-0x0000000000400000-0x000000000055C000-memory.dmp

          Filesize

          1.4MB

        • memory/4288-151-0x0000000000400000-0x000000000055C000-memory.dmp

          Filesize

          1.4MB

        • memory/4288-149-0x0000000000400000-0x000000000055C000-memory.dmp

          Filesize

          1.4MB

        • memory/4288-167-0x0000000000400000-0x000000000055C000-memory.dmp

          Filesize

          1.4MB