Analysis

  • max time kernel
    148s
  • max time network
    152s
  • platform
    windows10_x64
  • resource
    win10v20210408
  • submitted
    07-10-2021 04:57

General

  • Target

    Scan-2021-10-06-89388399008827829020287278299276678292026368298.exe

  • Size

    349KB

  • MD5

    393057b6f48539e0e740349a43b13a6a

  • SHA1

    96824dcbce0bcd6ae3298b1eeb425381f93267a7

  • SHA256

    a219440a18c85fe668a060a26192f359b7b881bae02e6871baadd89b7019da9c

  • SHA512

    d05059a2c422093a722ffd8f5de53c40b0343ecfd21322a3a692146bbb5aaaa72a7cb434d6941f01812e98ccf01c16d1226bf4a767476de9ca751b8dff79e11c

Malware Config

Extracted

Family

warzonerat

C2

176.126.86.243:2021

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 6 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 2 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 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 22 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 48 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Scan-2021-10-06-89388399008827829020287278299276678292026368298.exe
    "C:\Users\Admin\AppData\Local\Temp\Scan-2021-10-06-89388399008827829020287278299276678292026368298.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:632
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\DoLUGETrjN" /XML "C:\Users\Admin\AppData\Local\Temp\tmp4EC2.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:3284
    • C:\Users\Admin\AppData\Local\Temp\Scan-2021-10-06-89388399008827829020287278299276678292026368298.exe
      "C:\Users\Admin\AppData\Local\Temp\Scan-2021-10-06-89388399008827829020287278299276678292026368298.exe"
      2⤵
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:2116
      • C:\ProgramData\microsoftupdate.exe
        "C:\ProgramData\microsoftupdate.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:3924
        • C:\Windows\SysWOW64\schtasks.exe
          "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\DoLUGETrjN" /XML "C:\Users\Admin\AppData\Local\Temp\tmp158D.tmp"
          4⤵
          • Creates scheduled task(s)
          PID:688
        • C:\ProgramData\microsoftupdate.exe
          "C:\ProgramData\microsoftupdate.exe"
          4⤵
          • Executes dropped EXE
          PID:2396
        • C:\ProgramData\microsoftupdate.exe
          "C:\ProgramData\microsoftupdate.exe"
          4⤵
          • Executes dropped EXE
          PID:1328
        • C:\ProgramData\microsoftupdate.exe
          "C:\ProgramData\microsoftupdate.exe"
          4⤵
          • Executes dropped EXE
          PID:1156
        • C:\ProgramData\microsoftupdate.exe
          "C:\ProgramData\microsoftupdate.exe"
          4⤵
          • Executes dropped EXE
          PID:2736
        • C:\ProgramData\microsoftupdate.exe
          "C:\ProgramData\microsoftupdate.exe"
          4⤵
          • Executes dropped EXE
          • Suspicious use of WriteProcessMemory
          PID:1144
          • C:\Windows\SysWOW64\cmd.exe
            "C:\Windows\System32\cmd.exe"
            5⤵
              PID:936

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Execution

    Scheduled Task

    1
    T1053

    Persistence

    Registry Run Keys / Startup Folder

    1
    T1060

    Scheduled Task

    1
    T1053

    Privilege Escalation

    Scheduled Task

    1
    T1053

    Defense Evasion

    Modify Registry

    1
    T1112

    Discovery

    System Information Discovery

    1
    T1082

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\ProgramData\microsoftupdate.exe
      MD5

      393057b6f48539e0e740349a43b13a6a

      SHA1

      96824dcbce0bcd6ae3298b1eeb425381f93267a7

      SHA256

      a219440a18c85fe668a060a26192f359b7b881bae02e6871baadd89b7019da9c

      SHA512

      d05059a2c422093a722ffd8f5de53c40b0343ecfd21322a3a692146bbb5aaaa72a7cb434d6941f01812e98ccf01c16d1226bf4a767476de9ca751b8dff79e11c

    • C:\ProgramData\microsoftupdate.exe
      MD5

      393057b6f48539e0e740349a43b13a6a

      SHA1

      96824dcbce0bcd6ae3298b1eeb425381f93267a7

      SHA256

      a219440a18c85fe668a060a26192f359b7b881bae02e6871baadd89b7019da9c

      SHA512

      d05059a2c422093a722ffd8f5de53c40b0343ecfd21322a3a692146bbb5aaaa72a7cb434d6941f01812e98ccf01c16d1226bf4a767476de9ca751b8dff79e11c

    • C:\ProgramData\microsoftupdate.exe
      MD5

      393057b6f48539e0e740349a43b13a6a

      SHA1

      96824dcbce0bcd6ae3298b1eeb425381f93267a7

      SHA256

      a219440a18c85fe668a060a26192f359b7b881bae02e6871baadd89b7019da9c

      SHA512

      d05059a2c422093a722ffd8f5de53c40b0343ecfd21322a3a692146bbb5aaaa72a7cb434d6941f01812e98ccf01c16d1226bf4a767476de9ca751b8dff79e11c

    • C:\ProgramData\microsoftupdate.exe
      MD5

      393057b6f48539e0e740349a43b13a6a

      SHA1

      96824dcbce0bcd6ae3298b1eeb425381f93267a7

      SHA256

      a219440a18c85fe668a060a26192f359b7b881bae02e6871baadd89b7019da9c

      SHA512

      d05059a2c422093a722ffd8f5de53c40b0343ecfd21322a3a692146bbb5aaaa72a7cb434d6941f01812e98ccf01c16d1226bf4a767476de9ca751b8dff79e11c

    • C:\ProgramData\microsoftupdate.exe
      MD5

      393057b6f48539e0e740349a43b13a6a

      SHA1

      96824dcbce0bcd6ae3298b1eeb425381f93267a7

      SHA256

      a219440a18c85fe668a060a26192f359b7b881bae02e6871baadd89b7019da9c

      SHA512

      d05059a2c422093a722ffd8f5de53c40b0343ecfd21322a3a692146bbb5aaaa72a7cb434d6941f01812e98ccf01c16d1226bf4a767476de9ca751b8dff79e11c

    • C:\ProgramData\microsoftupdate.exe
      MD5

      393057b6f48539e0e740349a43b13a6a

      SHA1

      96824dcbce0bcd6ae3298b1eeb425381f93267a7

      SHA256

      a219440a18c85fe668a060a26192f359b7b881bae02e6871baadd89b7019da9c

      SHA512

      d05059a2c422093a722ffd8f5de53c40b0343ecfd21322a3a692146bbb5aaaa72a7cb434d6941f01812e98ccf01c16d1226bf4a767476de9ca751b8dff79e11c

    • C:\ProgramData\microsoftupdate.exe
      MD5

      393057b6f48539e0e740349a43b13a6a

      SHA1

      96824dcbce0bcd6ae3298b1eeb425381f93267a7

      SHA256

      a219440a18c85fe668a060a26192f359b7b881bae02e6871baadd89b7019da9c

      SHA512

      d05059a2c422093a722ffd8f5de53c40b0343ecfd21322a3a692146bbb5aaaa72a7cb434d6941f01812e98ccf01c16d1226bf4a767476de9ca751b8dff79e11c

    • memory/632-121-0x00000000054A0000-0x00000000054AA000-memory.dmp
      Filesize

      40KB

    • memory/632-120-0x00000000056F0000-0x00000000056F1000-memory.dmp
      Filesize

      4KB

    • memory/632-116-0x0000000005840000-0x0000000005841000-memory.dmp
      Filesize

      4KB

    • memory/632-117-0x0000000005340000-0x0000000005341000-memory.dmp
      Filesize

      4KB

    • memory/632-118-0x00000000052F0000-0x00000000052F1000-memory.dmp
      Filesize

      4KB

    • memory/632-119-0x0000000005340000-0x000000000583E000-memory.dmp
      Filesize

      5.0MB

    • memory/632-122-0x0000000006130000-0x000000000616F000-memory.dmp
      Filesize

      252KB

    • memory/632-114-0x0000000000920000-0x0000000000921000-memory.dmp
      Filesize

      4KB

    • memory/688-139-0x0000000000000000-mapping.dmp
    • memory/936-148-0x0000000000000000-mapping.dmp
    • memory/936-149-0x00000000005A0000-0x00000000005A1000-memory.dmp
      Filesize

      4KB

    • memory/1144-145-0x0000000000405CE2-mapping.dmp
    • memory/1144-147-0x0000000000400000-0x0000000000554000-memory.dmp
      Filesize

      1.3MB

    • memory/2116-126-0x0000000000400000-0x0000000000554000-memory.dmp
      Filesize

      1.3MB

    • memory/2116-125-0x0000000000405CE2-mapping.dmp
    • memory/2116-124-0x0000000000400000-0x0000000000554000-memory.dmp
      Filesize

      1.3MB

    • memory/3284-123-0x0000000000000000-mapping.dmp
    • memory/3924-136-0x0000000005450000-0x000000000594E000-memory.dmp
      Filesize

      5.0MB

    • memory/3924-127-0x0000000000000000-mapping.dmp