Analysis Overview
SHA256
c9f2e2abb046ff2535537182edf9a9b748aa10a22e98a1d8c948d874f4ffb304
Threat Level: Likely malicious
The file SteamtoolsSetup.exe was found to be: Likely malicious.
Malicious Activity Summary
Downloads MZ/PE file
Detected potential entity reuse from brand STEAM.
Unsigned PE
Browser Information Discovery
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
Enumerates system info in registry
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-11-15 18:20
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-11-15 18:20
Reported
2024-11-15 18:21
Platform
win11-20241007-en
Max time kernel
29s
Max time network
31s
Command Line
Signatures
Downloads MZ/PE file
Detected potential entity reuse from brand STEAM.
Browser Information Discovery
Enumerates system info in registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS | C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer | C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemProductName | C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe | N/A |
| N/A | N/A | C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe | N/A |
| N/A | N/A | C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe | N/A |
| N/A | N/A | C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe | N/A |
| N/A | N/A | C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe | N/A |
| N/A | N/A | C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe | N/A |
| N/A | N/A | C:\Program Files (x86)\Microsoft\Edge\Application\90.0.818.66\identity_helper.exe | N/A |
| N/A | N/A | C:\Program Files (x86)\Microsoft\Edge\Application\90.0.818.66\identity_helper.exe | N/A |
Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe | N/A |
| N/A | N/A | C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe | N/A |
| N/A | N/A | C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe | N/A |
| N/A | N/A | C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe | N/A |
| N/A | N/A | C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe | N/A |
| N/A | N/A | C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe | N/A |
| N/A | N/A | C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe | N/A |
| N/A | N/A | C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe | N/A |
| N/A | N/A | C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe | N/A |
| N/A | N/A | C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe | N/A |
| N/A | N/A | C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe | N/A |
| N/A | N/A | C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\SteamtoolsSetup.exe
"C:\Users\Admin\AppData\Local\Temp\SteamtoolsSetup.exe"
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
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=90.0.4430.212 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --annotation=plat=Win64 "--annotation=prod=Microsoft Edge" --annotation=ver=90.0.818.66 --initial-client-data=0x100,0x104,0x108,0xdc,0x10c,0x7fff70953cb8,0x7fff70953cc8,0x7fff70953cd8
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=1896,9434187863470286582,10297859708055366020,131072 --gpu-preferences=SAAAAAAAAADgAAAwAAAAAAAAAAAAAAAAAABgAAAAAAAoAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAB4AAAAAAAAAHgAAAAAAAAAKAAAAAQAAAAgAAAAAAAAACgAAAAAAAAAMAAAAAAAAAA4AAAAAAAAABAAAAAAAAAAAAAAAAUAAAAQAAAAAAAAAAAAAAAGAAAAEAAAAAAAAAABAAAABQAAABAAAAAAAAAAAQAAAAYAAAAIAAAAAAAAAAgAAAAAAAAA --mojo-platform-channel-handle=1908 /prefetch:2
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=1896,9434187863470286582,10297859708055366020,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2336 /prefetch:3
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=1896,9434187863470286582,10297859708055366020,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2560 /prefetch:8
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1896,9434187863470286582,10297859708055366020,131072 --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=3188 /prefetch:1
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1896,9434187863470286582,10297859708055366020,131072 --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=5 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3204 /prefetch:1
C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1896,9434187863470286582,10297859708055366020,131072 --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=4604 /prefetch:1
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1896,9434187863470286582,10297859708055366020,131072 --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=8 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4636 /prefetch:1
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1896,9434187863470286582,10297859708055366020,131072 --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=4616 /prefetch:1
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=chrome.mojom.UtilWin --field-trial-handle=1896,9434187863470286582,10297859708055366020,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4472 /prefetch:8
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1896,9434187863470286582,10297859708055366020,131072 --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=4856 /prefetch:1
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1896,9434187863470286582,10297859708055366020,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=12 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5148 /prefetch:1
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1896,9434187863470286582,10297859708055366020,131072 --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=5428 /prefetch:1
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1896,9434187863470286582,10297859708055366020,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=14 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5308 /prefetch:1
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1896,9434187863470286582,10297859708055366020,131072 --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=5312 /prefetch:1
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1896,9434187863470286582,10297859708055366020,131072 --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=16 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5396 /prefetch:1
C:\Program Files (x86)\Microsoft\Edge\Application\90.0.818.66\identity_helper.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\90.0.818.66\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --field-trial-handle=1896,9434187863470286582,10297859708055366020,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=6248 /prefetch:8
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1896,9434187863470286582,10297859708055366020,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=18 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3456 /prefetch:1
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1896,9434187863470286582,10297859708055366020,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=19 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5588 /prefetch:1
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1896,9434187863470286582,10297859708055366020,131072 --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=20 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3412 /prefetch:1
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 14.160.190.20.in-addr.arpa | udp |
| GB | 2.18.27.76:443 | r.bing.com | tcp |
| N/A | 224.0.0.251:5353 | udp | |
| GB | 2.18.27.76:443 | r.bing.com | tcp |
| GB | 2.18.27.76:443 | r.bing.com | tcp |
| GB | 2.18.27.82:443 | r.bing.com | tcp |
| GB | 2.18.27.82:443 | r.bing.com | tcp |
| GB | 184.25.193.136:443 | store.steampowered.com | tcp |
| GB | 184.25.193.136:443 | store.steampowered.com | tcp |
| NL | 20.190.160.17:443 | login.microsoftonline.com | tcp |
| US | 151.101.131.52:443 | cdn.fastly.steamstatic.com | tcp |
| US | 151.101.131.52:443 | cdn.fastly.steamstatic.com | tcp |
| US | 151.101.131.52:443 | cdn.fastly.steamstatic.com | tcp |
| US | 151.101.131.52:443 | cdn.fastly.steamstatic.com | tcp |
| US | 151.101.131.52:443 | cdn.fastly.steamstatic.com | tcp |
| US | 151.101.131.52:443 | cdn.fastly.steamstatic.com | tcp |
| US | 151.101.131.52:443 | cdn.fastly.steamstatic.com | tcp |
| US | 151.101.195.52:443 | cdn.fastly.steamstatic.com | tcp |
| US | 151.101.195.52:443 | cdn.fastly.steamstatic.com | tcp |
| US | 151.101.195.52:443 | cdn.fastly.steamstatic.com | tcp |
| US | 151.101.195.52:443 | cdn.fastly.steamstatic.com | tcp |
| US | 151.101.195.52:443 | cdn.fastly.steamstatic.com | tcp |
| US | 151.101.195.52:443 | cdn.fastly.steamstatic.com | tcp |
| US | 151.101.131.52:443 | cdn.fastly.steamstatic.com | tcp |
| GB | 184.25.193.136:443 | store.steampowered.com | tcp |
| GB | 184.25.193.136:443 | store.steampowered.com | tcp |
| US | 13.107.5.80:443 | services.bingapis.com | tcp |
Files
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat
| MD5 | 9314124f4f0ad9f845a0d7906fd8dfd8 |
| SHA1 | 0d4f67fb1a11453551514f230941bdd7ef95693c |
| SHA256 | cbd58fa358e4b1851c3da2d279023c29eba66fb4d438c6e87e7ce5169ffb910e |
| SHA512 | 87b9060ca4942974bd8f95b8998df7b2702a3f4aba88c53b2e3423a532a75407070368f813a5bbc0251864b4eae47e015274a839999514386d23c8a526d05d85 |
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences
| MD5 | efaa5da9babdf3346a0ef0be0de08111 |
| SHA1 | 4eadac6b6045f2ae23fdebbd857e0aec7426a38c |
| SHA256 | 31588fab358e7fddc376a49f0f00f20f5c74fb123389bfb9a235cf9990b3910b |
| SHA512 | ce2344144689f033fd54b1831b0b7c349b25e92d67912fd8cfb16e6ebbd1a6428c93aba217ae8038727c9c0fe209ebd198d065c08b79486ab6a3ba4a579db4eb |
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat
| MD5 | e1544690d41d950f9c1358068301cfb5 |
| SHA1 | ae3ff81363fcbe33c419e49cabef61fb6837bffa |
| SHA256 | 53d69c9cc3c8aaf2c8b58ea6a2aa47c49c9ec11167dd9414cd9f4192f9978724 |
| SHA512 | 1e4f1fe2877f4f947d33490e65898752488e48de34d61e197e4448127d6b1926888de80b62349d5a88b96140eed0a5b952ef4dd7ca318689f76e12630c9029da |
\??\pipe\LOCAL\crashpad_4796_ZPSPQISSSYDCHLNL
| MD5 | d41d8cd98f00b204e9800998ecf8427e |
| SHA1 | da39a3ee5e6b4b0d3255bfef95601890afd80709 |
| SHA256 | e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855 |
| SHA512 | cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e |
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State
| MD5 | 0814c20cf5eb2a5ceab735c598af957a |
| SHA1 | 0b25d14eedc6c6a3435b5807351ca22b74c9f0a8 |
| SHA256 | 0672325e9e43e1722697899844c1c20648c7546a2d37656835e20d62fb1fd2f9 |
| SHA512 | 93d0ee41d74c5356f47ce20d89da48c183f597f4c315a1f1a94e95a585a979d621740bd209eb116eb12aba4188216dd1f002daaf476b0d9f18b4391c8bb45486 |
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences
| MD5 | ebb8013dacb808491a7d932c8f69ac94 |
| SHA1 | 602e22fed1c2fa4d20975e818370db72b7527092 |
| SHA256 | 2d329faeea0940bdb679c60767d13ac66d3d59bf38a2bb4519bf7bfbfcbb67dc |
| SHA512 | 94a72b93e8d9eb9ac8d0a14956bfb7cd26ad00f5a4bdff763dacf8d89038c0bb1866bb7032eaeec457ae2d280767a2108b9af716519cd2efc4c51c3c54cdbd4f |
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\data_reduction_proxy_leveldb\CURRENT
| MD5 | 46295cac801e5d4857d09837238a6394 |
| SHA1 | 44e0fa1b517dbf802b18faf0785eeea6ac51594b |
| SHA256 | 0f1bad70c7bd1e0a69562853ec529355462fcd0423263a3d39d6d0d70b780443 |
| SHA512 | 8969402593f927350e2ceb4b5bc2a277f3754697c1961e3d6237da322257fbab42909e1a742e22223447f3a4805f8d8ef525432a7c3515a549e984d3eff72b23 |
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\data_reduction_proxy_leveldb\CURRENT
| MD5 | 206702161f94c5cd39fadd03f4014d98 |
| SHA1 | bd8bfc144fb5326d21bd1531523d9fb50e1b600a |
| SHA256 | 1005a525006f148c86efcbfb36c6eac091b311532448010f70f7de9a68007167 |
| SHA512 | 0af09f26941b11991c750d1a2b525c39a8970900e98cba96fd1b55dbf93fee79e18b8aab258f48b4f7bda40d059629bc7770d84371235cdb1352a4f17f80e145 |