Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows10_x64
  • resource
    win10v20210410
  • submitted
    18-05-2021 13:15

General

  • Target

    4b2a6f204d228b19015951b7cc6647f0f1eec36f8ff15e534e7ec170981e9d85.exe

  • Size

    1.2MB

  • MD5

    11926aa36fab1d20d7087ac5b12c477c

  • SHA1

    640f1e7539b0ea2d7ca0feac961bfdf5d06bc16f

  • SHA256

    4b2a6f204d228b19015951b7cc6647f0f1eec36f8ff15e534e7ec170981e9d85

  • SHA512

    ca0c544c1b0298e8541beddbbe730cd9dc45aaf4a81c8d9b885fedfedf493633a98eac62dbb5601d9f08de715d9c079ea1a96b5ff4d03ea98dba0a33432090c9

Malware Config

Signatures

  • Modifies WinLogon for persistence 2 TTPs 1 IoCs
  • Modifies visiblity of hidden/system files in Explorer 2 TTPs
  • WarzoneRat, AveMaria

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

  • xmrig

    XMRig is a high performance, open source, cross platform CPU/GPU miner.

  • Warzone RAT Payload 18 IoCs
  • ASPack v2.12-2.42 18 IoCs

    Detects executables packed with ASPack v2.12-2.42

  • Executes dropped EXE 13 IoCs
  • Modifies Installed Components in the registry 2 TTPs
  • Adds Run key to start application 2 TTPs 6 IoCs
  • Suspicious use of SetThreadContext 6 IoCs
  • Drops file in Windows directory 5 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of SetWindowsHookEx 8 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4b2a6f204d228b19015951b7cc6647f0f1eec36f8ff15e534e7ec170981e9d85.exe
    "C:\Users\Admin\AppData\Local\Temp\4b2a6f204d228b19015951b7cc6647f0f1eec36f8ff15e534e7ec170981e9d85.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:3944
    • C:\Users\Admin\AppData\Local\Temp\4b2a6f204d228b19015951b7cc6647f0f1eec36f8ff15e534e7ec170981e9d85.exe
      "C:\Users\Admin\AppData\Local\Temp\4b2a6f204d228b19015951b7cc6647f0f1eec36f8ff15e534e7ec170981e9d85.exe"
      2⤵
      • Drops file in Windows directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2976
      • \??\c:\windows\system\explorer.exe
        c:\windows\system\explorer.exe
        3⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • Suspicious use of SetThreadContext
        • Suspicious use of WriteProcessMemory
        PID:1972
        • \??\c:\windows\system\explorer.exe
          c:\windows\system\explorer.exe
          4⤵
          • Modifies WinLogon for persistence
          • Executes dropped EXE
          • Adds Run key to start application
          • Drops file in Windows directory
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious behavior: GetForegroundWindowSpam
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:1560
          • \??\c:\windows\system\spoolsv.exe
            c:\windows\system\spoolsv.exe SE
            5⤵
            • Executes dropped EXE
            • Adds Run key to start application
            • Suspicious use of SetThreadContext
            • Suspicious use of WriteProcessMemory
            PID:1160
            • \??\c:\windows\system\spoolsv.exe
              c:\windows\system\spoolsv.exe SE
              6⤵
              • Executes dropped EXE
              • Drops file in Windows directory
              • Suspicious use of SetWindowsHookEx
              PID:2184
              • \??\c:\windows\system\svchost.exe
                c:\windows\system\svchost.exe
                7⤵
                • Executes dropped EXE
                PID:2224
            • C:\Windows\SysWOW64\diskperf.exe
              "C:\Windows\SysWOW64\diskperf.exe"
              6⤵
                PID:1656
            • \??\c:\windows\system\spoolsv.exe
              c:\windows\system\spoolsv.exe SE
              5⤵
              • Executes dropped EXE
              PID:1428
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -u -p 1428 -s 200
                6⤵
                • Program crash
                • Suspicious behavior: EnumeratesProcesses
                • Suspicious use of AdjustPrivilegeToken
                PID:824
            • \??\c:\windows\system\spoolsv.exe
              c:\windows\system\spoolsv.exe SE
              5⤵
              • Executes dropped EXE
              PID:2732
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -u -p 2732 -s 200
                6⤵
                • Program crash
                • Suspicious behavior: EnumeratesProcesses
                • Suspicious use of AdjustPrivilegeToken
                PID:2472
            • \??\c:\windows\system\spoolsv.exe
              c:\windows\system\spoolsv.exe SE
              5⤵
              • Executes dropped EXE
              PID:2080
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -u -p 2080 -s 200
                6⤵
                • Program crash
                • Suspicious behavior: EnumeratesProcesses
                • Suspicious use of AdjustPrivilegeToken
                PID:384
            • \??\c:\windows\system\spoolsv.exe
              c:\windows\system\spoolsv.exe SE
              5⤵
              • Executes dropped EXE
              PID:2380
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -u -p 2380 -s 200
                6⤵
                • Program crash
                • Suspicious behavior: EnumeratesProcesses
                • Suspicious use of AdjustPrivilegeToken
                PID:2268
            • \??\c:\windows\system\spoolsv.exe
              c:\windows\system\spoolsv.exe SE
              5⤵
              • Executes dropped EXE
              PID:3716
            • \??\c:\windows\system\spoolsv.exe
              c:\windows\system\spoolsv.exe SE
              5⤵
              • Executes dropped EXE
              PID:1920
            • \??\c:\windows\system\spoolsv.exe
              c:\windows\system\spoolsv.exe SE
              5⤵
              • Executes dropped EXE
              PID:4048
            • \??\c:\windows\system\spoolsv.exe
              c:\windows\system\spoolsv.exe SE
              5⤵
              • Executes dropped EXE
              PID:3808
          • C:\Windows\SysWOW64\diskperf.exe
            "C:\Windows\SysWOW64\diskperf.exe"
            4⤵
              PID:3744
        • C:\Windows\SysWOW64\diskperf.exe
          "C:\Windows\SysWOW64\diskperf.exe"
          2⤵
            PID:3340

        Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Chrome\StikyNot.exe

          MD5

          11926aa36fab1d20d7087ac5b12c477c

          SHA1

          640f1e7539b0ea2d7ca0feac961bfdf5d06bc16f

          SHA256

          4b2a6f204d228b19015951b7cc6647f0f1eec36f8ff15e534e7ec170981e9d85

          SHA512

          ca0c544c1b0298e8541beddbbe730cd9dc45aaf4a81c8d9b885fedfedf493633a98eac62dbb5601d9f08de715d9c079ea1a96b5ff4d03ea98dba0a33432090c9

        • C:\Users\Admin\AppData\Local\Temp\Disk.sys

          MD5

          41dbeb0b5971ea95f85b5ee7985c77fc

          SHA1

          52a18c1951a4a90dc0ff38e515ab6a01a9d7bb84

          SHA256

          338202a265a396e085a6e8cd96d7f510e8f24140dcfc653775bc47b599755fe4

          SHA512

          694fbdf134cd2cffa68f594f7de29008a470646227b4d0ad21d475137786442e1ffde23ab24c49c7ed27f94108d1ae2c40388f3b244f55d0627eafb4568c32b9

        • C:\Windows\System\explorer.exe

          MD5

          41dbeb0b5971ea95f85b5ee7985c77fc

          SHA1

          52a18c1951a4a90dc0ff38e515ab6a01a9d7bb84

          SHA256

          338202a265a396e085a6e8cd96d7f510e8f24140dcfc653775bc47b599755fe4

          SHA512

          694fbdf134cd2cffa68f594f7de29008a470646227b4d0ad21d475137786442e1ffde23ab24c49c7ed27f94108d1ae2c40388f3b244f55d0627eafb4568c32b9

        • C:\Windows\System\explorer.exe

          MD5

          41dbeb0b5971ea95f85b5ee7985c77fc

          SHA1

          52a18c1951a4a90dc0ff38e515ab6a01a9d7bb84

          SHA256

          338202a265a396e085a6e8cd96d7f510e8f24140dcfc653775bc47b599755fe4

          SHA512

          694fbdf134cd2cffa68f594f7de29008a470646227b4d0ad21d475137786442e1ffde23ab24c49c7ed27f94108d1ae2c40388f3b244f55d0627eafb4568c32b9

        • C:\Windows\System\spoolsv.exe

          MD5

          59cb4947aacbe7e802ebfdd05bf0223e

          SHA1

          51045ac7d13310ca60627210d729b51979f4f6ff

          SHA256

          7b0a4935459f3e9337ebb250121ce896900f21325c3cce7801acc2a27c5a387c

          SHA512

          31bddcc6238493cf52744dffc5cbf4130077407fd352807079b3677a59cf88f5f26d909a8635981889f0bb2b90cffbcc70e08f315bce64884227c02c687e2ef5

        • C:\Windows\System\spoolsv.exe

          MD5

          59cb4947aacbe7e802ebfdd05bf0223e

          SHA1

          51045ac7d13310ca60627210d729b51979f4f6ff

          SHA256

          7b0a4935459f3e9337ebb250121ce896900f21325c3cce7801acc2a27c5a387c

          SHA512

          31bddcc6238493cf52744dffc5cbf4130077407fd352807079b3677a59cf88f5f26d909a8635981889f0bb2b90cffbcc70e08f315bce64884227c02c687e2ef5

        • C:\Windows\System\spoolsv.exe

          MD5

          59cb4947aacbe7e802ebfdd05bf0223e

          SHA1

          51045ac7d13310ca60627210d729b51979f4f6ff

          SHA256

          7b0a4935459f3e9337ebb250121ce896900f21325c3cce7801acc2a27c5a387c

          SHA512

          31bddcc6238493cf52744dffc5cbf4130077407fd352807079b3677a59cf88f5f26d909a8635981889f0bb2b90cffbcc70e08f315bce64884227c02c687e2ef5

        • C:\Windows\System\spoolsv.exe

          MD5

          59cb4947aacbe7e802ebfdd05bf0223e

          SHA1

          51045ac7d13310ca60627210d729b51979f4f6ff

          SHA256

          7b0a4935459f3e9337ebb250121ce896900f21325c3cce7801acc2a27c5a387c

          SHA512

          31bddcc6238493cf52744dffc5cbf4130077407fd352807079b3677a59cf88f5f26d909a8635981889f0bb2b90cffbcc70e08f315bce64884227c02c687e2ef5

        • C:\Windows\System\spoolsv.exe

          MD5

          59cb4947aacbe7e802ebfdd05bf0223e

          SHA1

          51045ac7d13310ca60627210d729b51979f4f6ff

          SHA256

          7b0a4935459f3e9337ebb250121ce896900f21325c3cce7801acc2a27c5a387c

          SHA512

          31bddcc6238493cf52744dffc5cbf4130077407fd352807079b3677a59cf88f5f26d909a8635981889f0bb2b90cffbcc70e08f315bce64884227c02c687e2ef5

        • C:\Windows\System\spoolsv.exe

          MD5

          59cb4947aacbe7e802ebfdd05bf0223e

          SHA1

          51045ac7d13310ca60627210d729b51979f4f6ff

          SHA256

          7b0a4935459f3e9337ebb250121ce896900f21325c3cce7801acc2a27c5a387c

          SHA512

          31bddcc6238493cf52744dffc5cbf4130077407fd352807079b3677a59cf88f5f26d909a8635981889f0bb2b90cffbcc70e08f315bce64884227c02c687e2ef5

        • C:\Windows\System\spoolsv.exe

          MD5

          59cb4947aacbe7e802ebfdd05bf0223e

          SHA1

          51045ac7d13310ca60627210d729b51979f4f6ff

          SHA256

          7b0a4935459f3e9337ebb250121ce896900f21325c3cce7801acc2a27c5a387c

          SHA512

          31bddcc6238493cf52744dffc5cbf4130077407fd352807079b3677a59cf88f5f26d909a8635981889f0bb2b90cffbcc70e08f315bce64884227c02c687e2ef5

        • C:\Windows\System\spoolsv.exe

          MD5

          59cb4947aacbe7e802ebfdd05bf0223e

          SHA1

          51045ac7d13310ca60627210d729b51979f4f6ff

          SHA256

          7b0a4935459f3e9337ebb250121ce896900f21325c3cce7801acc2a27c5a387c

          SHA512

          31bddcc6238493cf52744dffc5cbf4130077407fd352807079b3677a59cf88f5f26d909a8635981889f0bb2b90cffbcc70e08f315bce64884227c02c687e2ef5

        • C:\Windows\System\spoolsv.exe

          MD5

          59cb4947aacbe7e802ebfdd05bf0223e

          SHA1

          51045ac7d13310ca60627210d729b51979f4f6ff

          SHA256

          7b0a4935459f3e9337ebb250121ce896900f21325c3cce7801acc2a27c5a387c

          SHA512

          31bddcc6238493cf52744dffc5cbf4130077407fd352807079b3677a59cf88f5f26d909a8635981889f0bb2b90cffbcc70e08f315bce64884227c02c687e2ef5

        • C:\Windows\System\spoolsv.exe

          MD5

          59cb4947aacbe7e802ebfdd05bf0223e

          SHA1

          51045ac7d13310ca60627210d729b51979f4f6ff

          SHA256

          7b0a4935459f3e9337ebb250121ce896900f21325c3cce7801acc2a27c5a387c

          SHA512

          31bddcc6238493cf52744dffc5cbf4130077407fd352807079b3677a59cf88f5f26d909a8635981889f0bb2b90cffbcc70e08f315bce64884227c02c687e2ef5

        • C:\Windows\System\svchost.exe

          MD5

          a6ee4fe95ba8f157a878f58f84017014

          SHA1

          bddad8a80d06fff5d2bee48c84c0a0d373f8810d

          SHA256

          f341119f02ed5e4b70c6ece4d211c3e0fb429134b1789f99ed405b05c34ee748

          SHA512

          954375d1860606d9718c700bcfb0e8edeeedc9172d5b3a3536b337cadc1b2ee428e6c82fe5f82111ec02a78fcb5a91dcab6775afd9cc7414dc4235c0e49c4a75

        • \??\c:\windows\system\explorer.exe

          MD5

          41dbeb0b5971ea95f85b5ee7985c77fc

          SHA1

          52a18c1951a4a90dc0ff38e515ab6a01a9d7bb84

          SHA256

          338202a265a396e085a6e8cd96d7f510e8f24140dcfc653775bc47b599755fe4

          SHA512

          694fbdf134cd2cffa68f594f7de29008a470646227b4d0ad21d475137786442e1ffde23ab24c49c7ed27f94108d1ae2c40388f3b244f55d0627eafb4568c32b9

        • \??\c:\windows\system\spoolsv.exe

          MD5

          59cb4947aacbe7e802ebfdd05bf0223e

          SHA1

          51045ac7d13310ca60627210d729b51979f4f6ff

          SHA256

          7b0a4935459f3e9337ebb250121ce896900f21325c3cce7801acc2a27c5a387c

          SHA512

          31bddcc6238493cf52744dffc5cbf4130077407fd352807079b3677a59cf88f5f26d909a8635981889f0bb2b90cffbcc70e08f315bce64884227c02c687e2ef5

        • \??\c:\windows\system\svchost.exe

          MD5

          a6ee4fe95ba8f157a878f58f84017014

          SHA1

          bddad8a80d06fff5d2bee48c84c0a0d373f8810d

          SHA256

          f341119f02ed5e4b70c6ece4d211c3e0fb429134b1789f99ed405b05c34ee748

          SHA512

          954375d1860606d9718c700bcfb0e8edeeedc9172d5b3a3536b337cadc1b2ee428e6c82fe5f82111ec02a78fcb5a91dcab6775afd9cc7414dc4235c0e49c4a75

        • memory/1160-144-0x0000000000000000-mapping.dmp

        • memory/1160-147-0x0000000000400000-0x0000000000514000-memory.dmp

          Filesize

          1.1MB

        • memory/1160-150-0x0000000000570000-0x0000000000571000-memory.dmp

          Filesize

          4KB

        • memory/1428-151-0x0000000000000000-mapping.dmp

        • memory/1560-133-0x0000000000403670-mapping.dmp

        • memory/1656-171-0x0000000000411000-mapping.dmp

        • memory/1920-161-0x0000000000000000-mapping.dmp

        • memory/1972-128-0x0000000000400000-0x0000000000514000-memory.dmp

          Filesize

          1.1MB

        • memory/1972-131-0x0000000000520000-0x00000000005CE000-memory.dmp

          Filesize

          696KB

        • memory/1972-125-0x0000000000000000-mapping.dmp

        • memory/2080-155-0x0000000000000000-mapping.dmp

        • memory/2184-164-0x0000000000403670-mapping.dmp

        • memory/2224-183-0x0000000000520000-0x00000000005CE000-memory.dmp

          Filesize

          696KB

        • memory/2224-175-0x0000000000000000-mapping.dmp

        • memory/2224-180-0x0000000000400000-0x0000000000514000-memory.dmp

          Filesize

          1.1MB

        • memory/2380-157-0x0000000000000000-mapping.dmp

        • memory/2732-153-0x0000000000000000-mapping.dmp

        • memory/2976-129-0x0000000000400000-0x000000000043E000-memory.dmp

          Filesize

          248KB

        • memory/2976-116-0x0000000000400000-0x000000000043E000-memory.dmp

          Filesize

          248KB

        • memory/2976-117-0x0000000000403670-mapping.dmp

        • memory/3340-119-0x0000000000411000-mapping.dmp

        • memory/3340-118-0x0000000000400000-0x0000000000412000-memory.dmp

          Filesize

          72KB

        • memory/3340-130-0x0000000000400000-0x0000000000412000-memory.dmp

          Filesize

          72KB

        • memory/3716-159-0x0000000000000000-mapping.dmp

        • memory/3744-138-0x0000000000411000-mapping.dmp

        • memory/3808-174-0x0000000000000000-mapping.dmp

        • memory/3944-114-0x0000000000400000-0x0000000000514000-memory.dmp

          Filesize

          1.1MB

        • memory/3944-115-0x0000000000970000-0x0000000000971000-memory.dmp

          Filesize

          4KB

        • memory/4048-165-0x0000000000000000-mapping.dmp