Analysis

  • max time kernel
    137s
  • max time network
    132s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08-08-2024 10:20

General

  • Target

    Steam.exe

  • Size

    51KB

  • MD5

    eb794f3819b32c9fbc747309bb04cd68

  • SHA1

    a6c24bfb6c2ea4cdf10f0f54c0a4e8ac0380beb3

  • SHA256

    e8fd34b40b83391a855905620e4beeb153d256df196b063bc7845d747f1e7d67

  • SHA512

    0b6cf31c799513b4e0f5ac21180cc7a26451fc54504f03ace353a5a8c598885c594b3375e990ac442e08ffaa1f3e9692cbf6dfb8c035b4380497cefd57288aaf

  • SSDEEP

    768:juMMmVn76G3rspEacCIQgttZX+2V2ltnq7oTmggkbm1t+tuXSWCalOIhu//t/:SMDnv7sKEIHLXyBqCmjkbmn/weOImF/

Malware Config

Extracted

Family

xworm

C2

tree-cleaning.gl.at.ply.gg:33027

Attributes
  • install_file

    USB.exe

Signatures

  • Detect Xworm Payload 1 IoCs
  • Xworm

    Xworm is a remote access trojan written in C#.

  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • Enumerates physical storage devices 1 TTPs

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

  • Delays execution with timeout.exe 1 IoCs
  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 12 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 25 IoCs
  • Suspicious use of SendNotifyMessage 24 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Steam.exe
    "C:\Users\Admin\AppData\Local\Temp\Steam.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1528
    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument http://guns.lol/tuesday.cs
      2⤵
      • Enumerates system info in registry
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:1964
      • 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=0xfc,0x100,0x104,0xd8,0x108,0x7ffdb91446f8,0x7ffdb9144708,0x7ffdb9144718
        3⤵
          PID:5004
        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2156,15802288130757069915,1073702064273597504,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2164 /prefetch:2
          3⤵
            PID:824
          • 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=2156,15802288130757069915,1073702064273597504,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2216 /prefetch:3
            3⤵
            • Suspicious behavior: EnumeratesProcesses
            PID:2908
          • 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=2156,15802288130757069915,1073702064273597504,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2872 /prefetch:8
            3⤵
              PID:2584
            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2156,15802288130757069915,1073702064273597504,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3268 /prefetch:1
              3⤵
                PID:1452
              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2156,15802288130757069915,1073702064273597504,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3280 /prefetch:1
                3⤵
                  PID:1140
                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2156,15802288130757069915,1073702064273597504,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=7 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5096 /prefetch:1
                  3⤵
                    PID:436
                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2156,15802288130757069915,1073702064273597504,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=8 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=2556 /prefetch:1
                    3⤵
                      PID:4816
                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2156,15802288130757069915,1073702064273597504,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=9 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5300 /prefetch:1
                      3⤵
                        PID:1308
                      • 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=2156,15802288130757069915,1073702064273597504,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5656 /prefetch:8
                        3⤵
                          PID:4908
                        • 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=2156,15802288130757069915,1073702064273597504,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5656 /prefetch:8
                          3⤵
                          • Suspicious behavior: EnumeratesProcesses
                          PID:4952
                        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2156,15802288130757069915,1073702064273597504,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=11 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5096 /prefetch:1
                          3⤵
                            PID:1016
                          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2156,15802288130757069915,1073702064273597504,131072 --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=12 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5288 /prefetch:1
                            3⤵
                              PID:2468
                            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2156,15802288130757069915,1073702064273597504,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=13 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5372 /prefetch:1
                              3⤵
                                PID:2092
                              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2156,15802288130757069915,1073702064273597504,131072 --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=14 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5376 /prefetch:1
                                3⤵
                                  PID:828
                                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2156,15802288130757069915,1073702064273597504,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=15 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=1788 /prefetch:1
                                  3⤵
                                    PID:1380
                                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2156,15802288130757069915,1073702064273597504,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=16 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5880 /prefetch:1
                                    3⤵
                                      PID:3784
                                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2156,15802288130757069915,1073702064273597504,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=17 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=6172 /prefetch:1
                                      3⤵
                                        PID:4320
                                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument http://guns.lol/tuesday.cs
                                      2⤵
                                        PID:2064
                                        • 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=0xfc,0x100,0x104,0xd8,0x108,0x7ffdb91446f8,0x7ffdb9144708,0x7ffdb9144718
                                          3⤵
                                            PID:1372
                                        • C:\Windows\system32\cmd.exe
                                          C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp772A.tmp.bat""
                                          2⤵
                                            PID:1016
                                            • C:\Windows\system32\timeout.exe
                                              timeout 3
                                              3⤵
                                              • Delays execution with timeout.exe
                                              PID:1892
                                        • C:\Windows\System32\CompPkgSrv.exe
                                          C:\Windows\System32\CompPkgSrv.exe -Embedding
                                          1⤵
                                            PID:1348
                                          • C:\Windows\System32\CompPkgSrv.exe
                                            C:\Windows\System32\CompPkgSrv.exe -Embedding
                                            1⤵
                                              PID:3248

                                            Network

                                            MITRE ATT&CK Enterprise v15

                                            Replay Monitor

                                            Loading Replay Monitor...

                                            Downloads

                                            • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat

                                              Filesize

                                              152B

                                              MD5

                                              d7114a6cd851f9bf56cf771c37d664a2

                                              SHA1

                                              769c5d04fd83e583f15ab1ef659de8f883ecab8a

                                              SHA256

                                              d2c75c7d68c474d4b8847b4ba6cfd09fe90717f46dd398c86483d825a66e977e

                                              SHA512

                                              33bdae2305ae98e7c0de576de5a6600bd70a425e7b891d745cba9de992036df1b3d1df9572edb0f89f320e50962d06532dae9491985b6b57fd37d5f46f7a2ff8

                                            • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat

                                              Filesize

                                              152B

                                              MD5

                                              719923124ee00fb57378e0ebcbe894f7

                                              SHA1

                                              cc356a7d27b8b27dc33f21bd4990f286ee13a9f9

                                              SHA256

                                              aa22ab845fa08c786bd3366ec39f733d5be80e9ac933ed115ff048ff30090808

                                              SHA512

                                              a207b6646500d0d504cf70ee10f57948e58dab7f214ad2e7c4af0e7ca23ce1d37c8c745873137e6c55bdcf0f527031a66d9cc54805a0eac3678be6dd497a5bbc

                                            • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\89d221dc-1e2c-40b2-983d-427917a6a09e.tmp

                                              Filesize

                                              204B

                                              MD5

                                              848916b309f16e7edf97b1422bad8c28

                                              SHA1

                                              005d9f2a255c21f1cb6ddc39d0ded549847658d2

                                              SHA256

                                              a4ef289ed1998d710b1a9a1f0d8fdbad7bdd726278a317964bf5f1e78711706c

                                              SHA512

                                              5311a7f4fbd6a278469a972f86591ceffe22ae3000acdab3826b0b45e06dc4ff2b054274df04ccce59818e70000bf9eb5fc35d44c4b1116ea22db40925d8af3e

                                            • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Code Cache\js\index-dir\the-real-index

                                              Filesize

                                              192B

                                              MD5

                                              f5867341aacdc750eaf5fafd3691b5d8

                                              SHA1

                                              dd377c92e8e866286895a7066c3f0a1c9d71b15a

                                              SHA256

                                              3fae76f4b1075e0812721b9d28c174468b5ca4912610166d9b79ea12adc2673c

                                              SHA512

                                              e4ec504c50d6ff68352f786c5191123ec4fcc7c929806b75f89f4062787ed30ea47e5c656a6d2386ea6786b6cf582a8e7ec48fd96f85b05b4002c40e3494b269

                                            • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Code Cache\js\index-dir\the-real-index

                                              Filesize

                                              216B

                                              MD5

                                              a3a2f116a88a1061f37cd13f60ebcf8c

                                              SHA1

                                              e3b37e5f0deab2cec839eba16b6456ea59092a41

                                              SHA256

                                              3320f77abc59f1f7771ec15c575adb159d36bf4a82ae28776676e00441897c43

                                              SHA512

                                              73d9ce3892e8b6277d3f4642c31f034d72bfd408e4aa9e6522ba36f089ad19f4f851b81b625f54713716d5c2d4f22cc20e50d8339821a9df8f2c285d12472384

                                            • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Network Persistent State

                                              Filesize

                                              1KB

                                              MD5

                                              a7aca9b081c1cc5454ac283829be0f33

                                              SHA1

                                              29fc36c8126dc0782f184a7f3ffbaea9c1bae6f5

                                              SHA256

                                              28e34d760b8d2c6a2533e6561b4e857dee9893eb2015310988d7b22decb3118c

                                              SHA512

                                              94eeb4a6d3896b25895b802d50417f475754b4f2315d4cb36e9820913c4c0de1f7be2754f2259ef3dcce08c565ea4e58dc549c4b10a2ab8be52db9c57c5b7360

                                            • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences

                                              Filesize

                                              6KB

                                              MD5

                                              9b5408aee79cd34ae9789b440e542afe

                                              SHA1

                                              54f7dd8c20527c6d4a023a9889e0392a95e2ffa1

                                              SHA256

                                              32ce3df8d0070c85dbf91656bf3144bc65df0f599923d260e03741ab5e4e58e7

                                              SHA512

                                              c176df0427049b3973b49afcefa8f788f0ae4a77b8092ed1b6d0c36b6682ba6f5bfcedc8c0d41947dc648fb87334dd181a2f9133fdad3ac98269b35b68870da4

                                            • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences

                                              Filesize

                                              6KB

                                              MD5

                                              c895fdf5d513468097e10bc7aadb4ef0

                                              SHA1

                                              d677b9506e967bde68264d304f9de153fe297133

                                              SHA256

                                              08ee44bdbb4e3cd7665dce07ead2453a146e99de65bcb5ebab07aba813dea0c9

                                              SHA512

                                              1e75f064f443ab06aab67bea2c5da1eef1a926f3f4927af41219aed263a7cbc0cd65ca90ef2cb5a2a3fb49003095005e35de15a29d7f5c09494014258f6cc351

                                            • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\data_reduction_proxy_leveldb\CURRENT

                                              Filesize

                                              16B

                                              MD5

                                              6752a1d65b201c13b62ea44016eb221f

                                              SHA1

                                              58ecf154d01a62233ed7fb494ace3c3d4ffce08b

                                              SHA256

                                              0861415cada612ea5834d56e2cf1055d3e63979b69eb71d32ae9ae394d8306cd

                                              SHA512

                                              9cfd838d3fb570b44fc3461623ab2296123404c6c8f576b0de0aabd9a6020840d4c9125eb679ed384170dbcaac2fa30dc7fa9ee5b77d6df7c344a0aa030e0389

                                            • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State

                                              Filesize

                                              11KB

                                              MD5

                                              dc278cfc4d3d69a2b5d46c7e63a26f57

                                              SHA1

                                              bc3502ef50fc3690f22f6545d3f94657ad3595cd

                                              SHA256

                                              54b8e54c087a46a5c7dfb8bd381d360a9b9f32c318ed348b80c5a9ab4c7931ea

                                              SHA512

                                              f46579dc467429757728085ebbff0c0d27f1a3b1c726c62e9333c71745f430556ebbb522c3571273dcde32c54f847c2b7bf340dcbe14002642b4898dd208b2fc

                                            • C:\Users\Admin\AppData\Local\Temp\tmp772A.tmp.bat

                                              Filesize

                                              157B

                                              MD5

                                              fac653f2d344d7eac47a61e0f37fd9af

                                              SHA1

                                              01c8aa9a91e4c7f5dd7d2e119abd132936530f95

                                              SHA256

                                              8647205a3378fcd41aa3ebf136f3d41ada825635fcb003d2724b24bf5d72b5f2

                                              SHA512

                                              965d9ea0ef3e6ff0fa7d1e501455529a6fab776808c607195b970b845ef9092dc238fe8873cc7eda08a394a79a339ae90d76a96c61d2e12e50cd463a1000c123

                                            • memory/1528-3-0x00007FFDBC990000-0x00007FFDBD451000-memory.dmp

                                              Filesize

                                              10.8MB

                                            • memory/1528-0-0x00007FFDBC993000-0x00007FFDBC995000-memory.dmp

                                              Filesize

                                              8KB

                                            • memory/1528-160-0x00007FFDBC990000-0x00007FFDBD451000-memory.dmp

                                              Filesize

                                              10.8MB

                                            • memory/1528-2-0x00007FFDBC990000-0x00007FFDBD451000-memory.dmp

                                              Filesize

                                              10.8MB

                                            • memory/1528-1-0x0000000000EF0000-0x0000000000F04000-memory.dmp

                                              Filesize

                                              80KB