Analysis

  • max time kernel
    119s
  • max time network
    91s
  • platform
    windows10-1703_x64
  • resource
    win10-20240404-en
  • resource tags

    arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
  • submitted
    13-06-2024 17:36

General

  • Target

    ErrorMonitor.exe

  • Size

    3.9MB

  • MD5

    4d11e0433c770df3b7c6c4a775c2cf6f

  • SHA1

    1e8fafc2bd38bdbedf7d0fb6034550aa20ba80aa

  • SHA256

    bcac98d28df583999f73e50e3b1b5afc343d826eb9fb35cdc64fb0a2aecea6a6

  • SHA512

    3dfaeb9fa9961d2233bf43e571b95789f7eac33ab95b668bf065f65b206314a80875b029566752b4c7012993b0d2ed4df0985a779a15fdb203c370c439495915

  • SSDEEP

    49152:NkZ3ZWjslNeMHqU65Cw+Vzikam8OGX60cWx/S9d7b641YpeTqTuNzWMHvP/d4enV:NkZ3ZLNPz65Cw+Y/m8Dklb641YUnp4k

Score
1/10

Malware Config

Signatures

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies data under HKEY_USERS 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 26 IoCs
  • Suspicious use of SendNotifyMessage 24 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ErrorMonitor.exe
    "C:\Users\Admin\AppData\Local\Temp\ErrorMonitor.exe"
    1⤵
      PID:4768
    • C:\Windows\System32\rundll32.exe
      C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
      1⤵
        PID:4644
      • C:\Program Files\Google\Chrome\Application\chrome.exe
        "C:\Program Files\Google\Chrome\Application\chrome.exe"
        1⤵
        • Enumerates system info in registry
        • Modifies data under HKEY_USERS
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        • Suspicious use of WriteProcessMemory
        PID:1576
        • C:\Program Files\Google\Chrome\Application\chrome.exe
          "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" --url=https://clients2.google.com/cr/report --annotation=channel= --annotation=plat=Win64 --annotation=prod=Chrome --annotation=ver=106.0.5249.119 --initial-client-data=0xcc,0xd0,0xd4,0xa8,0xd8,0x7ffc439b9758,0x7ffc439b9768,0x7ffc439b9778
          2⤵
            PID:4196
          • C:\Program Files\Google\Chrome\Application\chrome.exe
            "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --gpu-preferences=UAAAAAAAAADgAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=1584 --field-trial-handle=2064,i,17093156687586871787,7169087042358655899,131072 /prefetch:2
            2⤵
              PID:2616
            • C:\Program Files\Google\Chrome\Application\chrome.exe
              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=1808 --field-trial-handle=2064,i,17093156687586871787,7169087042358655899,131072 /prefetch:8
              2⤵
                PID:3288
              • C:\Program Files\Google\Chrome\Application\chrome.exe
                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=1852 --field-trial-handle=2064,i,17093156687586871787,7169087042358655899,131072 /prefetch:8
                2⤵
                  PID:2552
                • C:\Program Files\Google\Chrome\Application\chrome.exe
                  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --first-renderer-process --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --mojo-platform-channel-handle=2964 --field-trial-handle=2064,i,17093156687586871787,7169087042358655899,131072 /prefetch:1
                  2⤵
                    PID:4732
                  • C:\Program Files\Google\Chrome\Application\chrome.exe
                    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --mojo-platform-channel-handle=2968 --field-trial-handle=2064,i,17093156687586871787,7169087042358655899,131072 /prefetch:1
                    2⤵
                      PID:436
                    • C:\Program Files\Google\Chrome\Application\chrome.exe
                      "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=7 --mojo-platform-channel-handle=4432 --field-trial-handle=2064,i,17093156687586871787,7169087042358655899,131072 /prefetch:1
                      2⤵
                        PID:2468
                      • C:\Program Files\Google\Chrome\Application\chrome.exe
                        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=3696 --field-trial-handle=2064,i,17093156687586871787,7169087042358655899,131072 /prefetch:8
                        2⤵
                          PID:5056
                        • C:\Program Files\Google\Chrome\Application\chrome.exe
                          "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=4452 --field-trial-handle=2064,i,17093156687586871787,7169087042358655899,131072 /prefetch:8
                          2⤵
                            PID:4040
                          • C:\Program Files\Google\Chrome\Application\chrome.exe
                            "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.ProcessorMetrics --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4988 --field-trial-handle=2064,i,17093156687586871787,7169087042358655899,131072 /prefetch:8
                            2⤵
                              PID:3080
                            • C:\Program Files\Google\Chrome\Application\chrome.exe
                              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=5008 --field-trial-handle=2064,i,17093156687586871787,7169087042358655899,131072 /prefetch:8
                              2⤵
                                PID:4456
                              • C:\Program Files\Google\Chrome\Application\chrome.exe
                                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.UtilWin --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5116 --field-trial-handle=2064,i,17093156687586871787,7169087042358655899,131072 /prefetch:8
                                2⤵
                                  PID:4512
                              • C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe
                                "C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe"
                                1⤵
                                  PID:2140

                                Network

                                MITRE ATT&CK Enterprise v15

                                Replay Monitor

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                                Downloads

                                • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\2ca5aa51-eed4-4c25-ba36-cb8a25d994a1.tmp

                                  Filesize

                                  284KB

                                  MD5

                                  12d02d12ef22cb060ccc5be634ab0d1d

                                  SHA1

                                  40a001e6badcbbde0ece8a67053d56163aa05b04

                                  SHA256

                                  7f205651d45fd0dcfa75369eafd7ee503b338a92d8909046067fb13e41df73d1

                                  SHA512

                                  d8cf205c1fa2e188882483bc6d5e311cfc2a14e45cf5129568b4046664fba0245e61611348ed6a7403748bdf087e895f1384d3a217fab968cfb69e16d1fcdccf

                                • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\TransportSecurity

                                  Filesize

                                  371B

                                  MD5

                                  a1ba8fda2b26a9ac51752e79d9e00b03

                                  SHA1

                                  73dd37032f3b73626fdca5fcca7cb0a37963bb9d

                                  SHA256

                                  7b2df02125f931a883d42183327f4d2fe3a0aca09cdec79f4512b0392da2bc6c

                                  SHA512

                                  dfa12aadaf6e8ef01889874790f3d0e8bc4061c055ab8602343c3c2be7fe9e140bf6147d06d78371fe5af04000937ea1bd1c3b13d5ffd8e103b7230c355c7413

                                • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences

                                  Filesize

                                  5KB

                                  MD5

                                  f2c569c9bc0a3496f7cd4dca2b1fe02c

                                  SHA1

                                  566ebaa2f113eb42dbad267e72d8531379acd181

                                  SHA256

                                  1ee2088ff3c4b7cdcbfbad9b81a85cc7bc2091b809c08a3e4da034a1c3cb7fe2

                                  SHA512

                                  6a4bf7a07ba7a66cadd345d63249725f9a63269b9d15b8b91227b8f4b5cc2952891a27eaa0ba2123a4e699e2c5b69a8f9fd2d3a755341866f33fe1ce98258bc6

                                • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Secure Preferences

                                  Filesize

                                  12KB

                                  MD5

                                  ade929b21583bd23c380003ee70deeb2

                                  SHA1

                                  48577d885868bf981c0a78658568c830bc0d3a17

                                  SHA256

                                  f7bab41be61ac4ac546f415f7124a380498fd2b5e79f9580513ba72d3a68ce3a

                                  SHA512

                                  7194b0fefe3ef688ddbc9ce78035379e05001dc3d087c79b876a1a51960822f261afd64e7cff2767323598dd578b243f7cb2255639c384a0bdff0437b0b795dc

                                • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\persisted_first_party_sets.json

                                  Filesize

                                  2B

                                  MD5

                                  99914b932bd37a50b983c5e7c90ae93b

                                  SHA1

                                  bf21a9e8fbc5a3846fb05b4fa0859e0917b2202f

                                  SHA256

                                  44136fa355b3678a1146ad16f7e8649e94fb4fc21fe77e8310c060f61caaff8a

                                  SHA512

                                  27c74670adb75075fad058d5ceaf7b20c4e7786c83bae8a32f626f9782af34c9a33c2046ef60fd2a7878d378e29fec851806bbd9a67878f3a9f1cda4830763fd

                                • \??\pipe\crashpad_1576_ZZHGTLTBEMIBGAUB

                                  MD5

                                  d41d8cd98f00b204e9800998ecf8427e

                                  SHA1

                                  da39a3ee5e6b4b0d3255bfef95601890afd80709

                                  SHA256

                                  e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

                                  SHA512

                                  cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e