Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10_x64
  • resource
    win10-en
  • submitted
    15-09-2021 06:58

General

  • Target

    ac5f0a5529dddc9aa2b0e2d515a048d3.exe

  • Size

    819KB

  • MD5

    ac5f0a5529dddc9aa2b0e2d515a048d3

  • SHA1

    fc635c251279497b8f9c044ce0913b9329db1f36

  • SHA256

    6ecbffba7ebc7a31d27bcbd81a37468d881f34af3a84ca2ca7eacae5b56f23bd

  • SHA512

    04dc560fd3f776ccc0ed3ce472632ce076d1d0237fe56bca57e7322f51ea96e1ae474bb55c548dd02c1abe65da7af9886a3818dd73eaa0d0e14bb43fce408579

Malware Config

Extracted

Family

warzonerat

C2

79.134.225.39:1990

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 2 IoCs
  • Drops startup file 2 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • NTFS ADS 1 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ac5f0a5529dddc9aa2b0e2d515a048d3.exe
    "C:\Users\Admin\AppData\Local\Temp\ac5f0a5529dddc9aa2b0e2d515a048d3.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:4560
    • C:\Users\Admin\AppData\Local\Temp\ac5f0a5529dddc9aa2b0e2d515a048d3.exe
      C:\Users\Admin\AppData\Local\Temp\ac5f0a5529dddc9aa2b0e2d515a048d3.exe
      2⤵
      • Drops startup file
      • Adds Run key to start application
      • NTFS ADS
      • Suspicious use of WriteProcessMemory
      PID:4672
      • C:\ProgramData\windows explorer.exe
        "C:\ProgramData\windows explorer.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • Suspicious use of WriteProcessMemory
        PID:4700
        • C:\ProgramData\windows explorer.exe
          "C:\ProgramData\windows explorer.exe"
          4⤵
          • Executes dropped EXE
          • Suspicious use of WriteProcessMemory
          PID:4800
          • C:\Windows\SysWOW64\cmd.exe
            "C:\Windows\System32\cmd.exe"
            5⤵
              PID:4832

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Persistence

    Registry Run Keys / Startup Folder

    1
    T1060

    Defense Evasion

    Modify Registry

    1
    T1112

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\ProgramData\windows explorer.exe
      MD5

      ac5f0a5529dddc9aa2b0e2d515a048d3

      SHA1

      fc635c251279497b8f9c044ce0913b9329db1f36

      SHA256

      6ecbffba7ebc7a31d27bcbd81a37468d881f34af3a84ca2ca7eacae5b56f23bd

      SHA512

      04dc560fd3f776ccc0ed3ce472632ce076d1d0237fe56bca57e7322f51ea96e1ae474bb55c548dd02c1abe65da7af9886a3818dd73eaa0d0e14bb43fce408579

    • C:\ProgramData\windows explorer.exe
      MD5

      ac5f0a5529dddc9aa2b0e2d515a048d3

      SHA1

      fc635c251279497b8f9c044ce0913b9329db1f36

      SHA256

      6ecbffba7ebc7a31d27bcbd81a37468d881f34af3a84ca2ca7eacae5b56f23bd

      SHA512

      04dc560fd3f776ccc0ed3ce472632ce076d1d0237fe56bca57e7322f51ea96e1ae474bb55c548dd02c1abe65da7af9886a3818dd73eaa0d0e14bb43fce408579

    • C:\ProgramData\windows explorer.exe
      MD5

      ac5f0a5529dddc9aa2b0e2d515a048d3

      SHA1

      fc635c251279497b8f9c044ce0913b9329db1f36

      SHA256

      6ecbffba7ebc7a31d27bcbd81a37468d881f34af3a84ca2ca7eacae5b56f23bd

      SHA512

      04dc560fd3f776ccc0ed3ce472632ce076d1d0237fe56bca57e7322f51ea96e1ae474bb55c548dd02c1abe65da7af9886a3818dd73eaa0d0e14bb43fce408579

    • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\82CB34DD3343FE727DF8890D352E0D8F
      MD5

      0b386e545ea55999453373429254b069

      SHA1

      aabe11fc24dab5b97e42c56e5664af229f91550a

      SHA256

      fe808d810397a0a06b233a06bcecdb5abb699eb2b54d349c1485d7afd7b802d6

      SHA512

      c7a531d2ac070677180c1b07416cc37836adc8bf4f9030c94f7e71f484c48ea57ce8fdc584266e946d61706177b5232beec2a35d3088637f7a2544eec6890209

    • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\82CB34DD3343FE727DF8890D352E0D8F
      MD5

      61b5d6964179aa4895ac1bcb1551b9cc

      SHA1

      166c5d311649b3ce0d3622ab734492d35d295c7f

      SHA256

      7cb5a7d566f5e87c6a510f96a028690696088e8ce1dfcf157e799386a754e740

      SHA512

      4beccd50d97610e485d80181ecd3dca4e8b626b287798a3f5279f11105605d5d90efaeca7e814f6d87d97b1c01825cd32f223c6904f396f75974c77ef9132902

    • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\EJ6JSH0Q\Kiadqkjagycberfiuzqcfghmimdpktc[1]
      MD5

      f3e730084f2075466dccef7066eff905

      SHA1

      99e7b5a7b6c6a9a9b934ef18f11a94a156238f9b

      SHA256

      21714dea690726cc4e42c99e2dff2d3a149bc7c350e8f5f4a2689c0b3bf46d9c

      SHA512

      d0a1f4cdf70a84c1652862511e8a7ffc47f796ab2aa41fb1116f29031a54935d78d6c84d50f05a26eabb6815e47decda013a9e71dbf3a4953120b3dcf76a0866

    • memory/4560-115-0x0000000000640000-0x0000000000641000-memory.dmp
      Filesize

      4KB

    • memory/4672-121-0x0000000000400000-0x0000000000554000-memory.dmp
      Filesize

      1.3MB

    • memory/4672-120-0x0000000000405CE2-mapping.dmp
    • memory/4672-119-0x0000000000400000-0x0000000000554000-memory.dmp
      Filesize

      1.3MB

    • memory/4700-122-0x0000000000000000-mapping.dmp
    • memory/4700-125-0x0000000000650000-0x0000000000651000-memory.dmp
      Filesize

      4KB

    • memory/4800-133-0x0000000000405CE2-mapping.dmp
    • memory/4800-135-0x0000000000400000-0x0000000000554000-memory.dmp
      Filesize

      1.3MB

    • memory/4832-136-0x0000000000000000-mapping.dmp
    • memory/4832-137-0x0000000000E80000-0x0000000000E81000-memory.dmp
      Filesize

      4KB