Analysis

  • max time kernel
    156s
  • max time network
    163s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220901-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19/09/2022, 06:18

General

  • Target

    svchost.exe

  • Size

    58KB

  • MD5

    e2f489344ed5556ca506afc552c31c08

  • SHA1

    af6328d7a3568be3cf88254a763d754225da7bd8

  • SHA256

    7abd00697d5cd3d718120d63c3052200d859fe2073e87c5022eeb58b45db3b45

  • SHA512

    d68c86c3015e505e86d7fc288e39e23f9f3d377a72394a744f694738e7eb838ce5b9a2d336dbc0b33b49b28368c1f4205bbfd336c302262765ca87c59a672a3f

  • SSDEEP

    1536:k9wvQUreUbyzsB+2myhzT7hOm3WI9Wbwo9H:UA/yzn2myhzom3WyWbvH

Score
10/10

Malware Config

Extracted

Credentials

  • Protocol:
    ftp
  • Host:
    www20.subdomain.com
  • Port:
    21
  • Username:
    user1479359
  • Password:
    PL0i3RS4

Signatures

  • Adds Run key to start application 2 TTPs 5 IoCs
  • Drops file in System32 directory 3 IoCs
  • Drops file in Program Files directory 2 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies registry class 1 IoCs
  • Runs net.exe
  • Runs ping.exe 1 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 5 IoCs
  • Suspicious use of FindShellTrayWindow 3 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\svchost.exe
    "C:\Users\Admin\AppData\Local\Temp\svchost.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:5100
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /c C:\Users\Admin\AppData\Local\Temp\~EA55.bat "C:\Users\Admin\AppData\Local\Temp\svchost.exe"
      2⤵
      • Drops file in System32 directory
      • Drops file in Windows directory
      • Suspicious use of WriteProcessMemory
      PID:4776
      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument http://goo.gl/7ASDV
        3⤵
        • Adds Run key to start application
        • Enumerates system info in registry
        • Modifies registry class
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of WriteProcessMemory
        PID:3572
        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=92.0.4515.131 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --annotation=plat=Win64 "--annotation=prod=Microsoft Edge" --annotation=ver=92.0.902.67 --initial-client-data=0xd8,0xfc,0x100,0xb0,0x104,0x7ffc532146f8,0x7ffc53214708,0x7ffc53214718
          4⤵
            PID:3480
          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2144,4894400353858534385,12834187640982551121,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2172 /prefetch:2
            4⤵
              PID:448
            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --field-trial-handle=2144,4894400353858534385,12834187640982551121,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2360 /prefetch:3
              4⤵
              • Suspicious behavior: EnumeratesProcesses
              PID:3048
            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --field-trial-handle=2144,4894400353858534385,12834187640982551121,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=3248 /prefetch:8
              4⤵
                PID:4076
              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2144,4894400353858534385,12834187640982551121,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=6 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3864 /prefetch:1
                4⤵
                  PID:3724
                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2144,4894400353858534385,12834187640982551121,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=5 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3600 /prefetch:1
                  4⤵
                    PID:376
                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --field-trial-handle=2144,4894400353858534385,12834187640982551121,131072 --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=5304 /prefetch:8
                    4⤵
                      PID:1440
                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2144,4894400353858534385,12834187640982551121,131072 --disable-gpu-compositing --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=8 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5340 /prefetch:1
                      4⤵
                        PID:4720
                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --field-trial-handle=2144,4894400353858534385,12834187640982551121,131072 --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=5508 /prefetch:8
                        4⤵
                          PID:4036
                        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2144,4894400353858534385,12834187640982551121,131072 --disable-gpu-compositing --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=10 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5628 /prefetch:1
                          4⤵
                            PID:3956
                          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2144,4894400353858534385,12834187640982551121,131072 --disable-gpu-compositing --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=11 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5748 /prefetch:1
                            4⤵
                              PID:4444
                            • C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe
                              "C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --field-trial-handle=2144,4894400353858534385,12834187640982551121,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=6336 /prefetch:8
                              4⤵
                                PID:4824
                              • C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\Installer\setup.exe
                                "C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\Installer\setup.exe" --configure-user-settings --verbose-logging --system-level --msedge --force-configure-user-settings
                                4⤵
                                • Drops file in Program Files directory
                                PID:5264
                                • C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\Installer\setup.exe
                                  "C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\Installer\setup.exe" --type=crashpad-handler /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler --database=C:\Windows\TEMP\MsEdgeCrashpad --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=92.0.4515.131 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\Installer\setup.exe" --annotation=plat=Win64 "--annotation=prod=Microsoft Edge" --annotation=ver=92.0.902.67 --initial-client-data=0x220,0x224,0x228,0x1fc,0x22c,0x7ff7fd4c5460,0x7ff7fd4c5470,0x7ff7fd4c5480
                                  5⤵
                                    PID:5380
                                • C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe
                                  "C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --field-trial-handle=2144,4894400353858534385,12834187640982551121,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=6336 /prefetch:8
                                  4⤵
                                  • Suspicious behavior: EnumeratesProcesses
                                  PID:5516
                                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=unzip.mojom.Unzipper --field-trial-handle=2144,4894400353858534385,12834187640982551121,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2720 /prefetch:8
                                  4⤵
                                    PID:3356
                                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=unzip.mojom.Unzipper --field-trial-handle=2144,4894400353858534385,12834187640982551121,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=1888 /prefetch:8
                                    4⤵
                                      PID:5884
                                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2144,4894400353858534385,12834187640982551121,131072 --disable-gpu-sandbox --use-gl=disabled --gpu-vendor-id=5140 --gpu-device-id=140 --gpu-sub-system-id=0 --gpu-revision=0 --gpu-driver-version=10.0.19041.546 --gpu-preferences=UAAAAAAAAADoAAAQAAAAAAAAAAAAAAAAAABgAAAEAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=1888 /prefetch:2
                                      4⤵
                                      • Suspicious behavior: EnumeratesProcesses
                                      PID:6000
                                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=unzip.mojom.Unzipper --field-trial-handle=2144,4894400353858534385,12834187640982551121,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=4136 /prefetch:8
                                      4⤵
                                        PID:6076
                                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=unzip.mojom.Unzipper --field-trial-handle=2144,4894400353858534385,12834187640982551121,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=5496 /prefetch:8
                                        4⤵
                                          PID:5992
                                      • C:\Windows\SysWOW64\net.exe
                                        net stop sharedaccess
                                        3⤵
                                        • Suspicious use of WriteProcessMemory
                                        PID:3960
                                        • C:\Windows\SysWOW64\net1.exe
                                          C:\Windows\system32\net1 stop sharedaccess
                                          4⤵
                                            PID:4856
                                        • C:\Windows\SysWOW64\ftp.exe
                                          ftp -s:ftp.txt
                                          3⤵
                                            PID:3380
                                          • C:\Windows\SysWOW64\ftp.exe
                                            ftp -s:ftp.txt
                                            3⤵
                                              PID:4820
                                            • C:\Windows\SysWOW64\cmd.exe
                                              C:\Windows\system32\cmd.exe /c type "c:\windows\system32\vvt.txt"
                                              3⤵
                                                PID:4288
                                              • C:\Windows\SysWOW64\PING.EXE
                                                ping 127.0.0.1 -n 10
                                                3⤵
                                                • Runs ping.exe
                                                PID:1072
                                              • C:\Windows\SysWOW64\PING.EXE
                                                ping 127.0.0.1 -n 10
                                                3⤵
                                                • Runs ping.exe
                                                PID:4824
                                              • C:\Windows\SysWOW64\reg.exe
                                                REG ADD HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run /v VVT /t REG_SZ /d "C:\WINDOWS\system32\VVT\vchost.exe" /f
                                                3⤵
                                                • Adds Run key to start application
                                                PID:5792
                                              • C:\Windows\SysWOW64\reg.exe
                                                REG ADD HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run /v TINTSETP /t REG_SZ /d "C:\WINDOWS\system32\TINTSETP.exe" /f
                                                3⤵
                                                • Adds Run key to start application
                                                PID:5812
                                          • C:\Windows\System32\CompPkgSrv.exe
                                            C:\Windows\System32\CompPkgSrv.exe -Embedding
                                            1⤵
                                              PID:1776

                                            Network

                                                  MITRE ATT&CK Enterprise v6

                                                  Replay Monitor

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                                                  Downloads

                                                  • C:\Users\Admin\AppData\Local\Temp\ftp.txt

                                                    Filesize

                                                    198B

                                                    MD5

                                                    d8aafc44cb8563dd32972cf6459e6534

                                                    SHA1

                                                    d2d76972111ec75d398c15bdb5d72e6169776dab

                                                    SHA256

                                                    40b819f15347e63f452ed9657861cf50a0ae779e4fe77795b197003beda02e18

                                                    SHA512

                                                    738bc87a6baeceb6759364c17322c3a1c738ab0ed1fe10146f36457bff2531ddda2c4efb8a099cc6487c198e3181da11d70ceba7f5209565bb22c50047853037

                                                  • C:\Users\Admin\AppData\Local\Temp\ftp.txt

                                                    Filesize

                                                    109B

                                                    MD5

                                                    530f80894c33fceac451e2673c1d1bfa

                                                    SHA1

                                                    76cc9d984340ccfa4125a3eafe29067dfe17a0a2

                                                    SHA256

                                                    04772855de416a9d8953b4cb1dd26712072cbe1eca5d426f05ee674a299f1a3a

                                                    SHA512

                                                    bf1836c45492496104f8d41152aafc76878b017d4042de39230de61fce67d3dcc249fd53d631ad6acd552f60a379e750d37af31c4071f19dd4f622c61b9509a5

                                                  • C:\Users\Admin\AppData\Local\Temp\~EA55.bat

                                                    Filesize

                                                    10KB

                                                    MD5

                                                    6aa39e17f185fce676ff0d427c79e93f

                                                    SHA1

                                                    e78cb145f34533762c48acdfd55f0137da1e03b5

                                                    SHA256

                                                    1392b97057224eb68dc88f60377bcb8fc629dc732a1b7ea086e4710fb1da6ecf

                                                    SHA512

                                                    5f625ddc059edd975354d967983da95f6bd66f087412835462c0400cd6bd27c3d987a09629f69a1f9d524e7b0e970cff4aefcfa39391027ceca5578169a6f532

                                                  • \??\c:\windows\SysWOW64\vvt.txt

                                                    Filesize

                                                    2KB

                                                    MD5

                                                    3e804861167749652f5ea454b41803f0

                                                    SHA1

                                                    c443f3496f0c82c6bbe637e6c13ecf47d16d92a9

                                                    SHA256

                                                    b78cd4fd3c37251b2f6f44a70516e60d0b7b31978ea1c4d5461eb2df54904d19

                                                    SHA512

                                                    084c96f244ae7f1e187517e923db720cb56b6d89793684eb54aaca61dab2ae2e26fc2ed739198e841d921165af9722972560d4b222a8d1b2ad657fb3eba4628e