hxxps://steamcommunity[.]com/sharedfiles/filedetails/?id=3416597198

Analysis

max time kernel
22s
max time network
23s
platform
windows11-21h2_x64
resource
win11-20241007-en
resource tags

arch:x64arch:x86image:win11-20241007-enlocale:en-usos:windows11-21h2-x64system
submitted
29-01-2025 14:47

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General

Target

https://steamcommunity.com/sharedfiles/filedetails/?id=3416597198

Score

5^/10

steam discovery phishing

Malware Config

Signatures

Detected potential entity reuse from brand STEAM. 1 IoCs

phishing steam

flow	pid	Process
30	3560	msedge.exe

Browser Information Discovery 1 TTPs
Enumerate browser information.
discovery

Browser Information Discovery
T1217

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS	msedge.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer	msedge.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemProductName	msedge.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
3560	msedge.exe
3560	msedge.exe
1944	msedge.exe
1944	msedge.exe
544	identity_helper.exe
544	identity_helper.exe
3512	msedge.exe
3512	msedge.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 7 IoCs

pid	Process
1944	msedge.exe
1944	msedge.exe
1944	msedge.exe
1944	msedge.exe
1944	msedge.exe
1944	msedge.exe
1944	msedge.exe

Suspicious use of FindShellTrayWindow 25 IoCs

pid	Process
1944	msedge.exe
1944	msedge.exe
1944	msedge.exe
1944	msedge.exe
1944	msedge.exe
1944	msedge.exe
1944	msedge.exe
1944	msedge.exe
1944	msedge.exe
1944	msedge.exe
1944	msedge.exe
1944	msedge.exe
1944	msedge.exe
1944	msedge.exe
1944	msedge.exe
1944	msedge.exe
1944	msedge.exe
1944	msedge.exe
1944	msedge.exe
1944	msedge.exe
1944	msedge.exe
1944	msedge.exe
1944	msedge.exe
1944	msedge.exe
1944	msedge.exe

Suspicious use of SendNotifyMessage 12 IoCs

pid	Process
1944	msedge.exe
1944	msedge.exe
1944	msedge.exe
1944	msedge.exe
1944	msedge.exe
1944	msedge.exe
1944	msedge.exe
1944	msedge.exe
1944	msedge.exe
1944	msedge.exe
1944	msedge.exe
1944	msedge.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1944 wrote to memory of 3336	1944	msedge.exe	77
PID 1944 wrote to memory of 3336	1944	msedge.exe	77
PID 1944 wrote to memory of 2528	1944	msedge.exe	78
PID 1944 wrote to memory of 2528	1944	msedge.exe	78
PID 1944 wrote to memory of 2528	1944	msedge.exe	78
PID 1944 wrote to memory of 2528	1944	msedge.exe	78
PID 1944 wrote to memory of 2528	1944	msedge.exe	78
PID 1944 wrote to memory of 2528	1944	msedge.exe	78
PID 1944 wrote to memory of 2528	1944	msedge.exe	78
PID 1944 wrote to memory of 2528	1944	msedge.exe	78
PID 1944 wrote to memory of 2528	1944	msedge.exe	78
PID 1944 wrote to memory of 2528	1944	msedge.exe	78
PID 1944 wrote to memory of 2528	1944	msedge.exe	78
PID 1944 wrote to memory of 2528	1944	msedge.exe	78
PID 1944 wrote to memory of 2528	1944	msedge.exe	78
PID 1944 wrote to memory of 2528	1944	msedge.exe	78
PID 1944 wrote to memory of 2528	1944	msedge.exe	78
PID 1944 wrote to memory of 2528	1944	msedge.exe	78
PID 1944 wrote to memory of 2528	1944	msedge.exe	78
PID 1944 wrote to memory of 2528	1944	msedge.exe	78
PID 1944 wrote to memory of 2528	1944	msedge.exe	78
PID 1944 wrote to memory of 2528	1944	msedge.exe	78
PID 1944 wrote to memory of 2528	1944	msedge.exe	78
PID 1944 wrote to memory of 2528	1944	msedge.exe	78
PID 1944 wrote to memory of 2528	1944	msedge.exe	78
PID 1944 wrote to memory of 2528	1944	msedge.exe	78
PID 1944 wrote to memory of 2528	1944	msedge.exe	78
PID 1944 wrote to memory of 2528	1944	msedge.exe	78
PID 1944 wrote to memory of 2528	1944	msedge.exe	78
PID 1944 wrote to memory of 2528	1944	msedge.exe	78
PID 1944 wrote to memory of 2528	1944	msedge.exe	78
PID 1944 wrote to memory of 2528	1944	msedge.exe	78
PID 1944 wrote to memory of 2528	1944	msedge.exe	78
PID 1944 wrote to memory of 2528	1944	msedge.exe	78
PID 1944 wrote to memory of 2528	1944	msedge.exe	78
PID 1944 wrote to memory of 2528	1944	msedge.exe	78
PID 1944 wrote to memory of 2528	1944	msedge.exe	78
PID 1944 wrote to memory of 2528	1944	msedge.exe	78
PID 1944 wrote to memory of 2528	1944	msedge.exe	78
PID 1944 wrote to memory of 2528	1944	msedge.exe	78
PID 1944 wrote to memory of 2528	1944	msedge.exe	78
PID 1944 wrote to memory of 2528	1944	msedge.exe	78
PID 1944 wrote to memory of 3560	1944	msedge.exe	79
PID 1944 wrote to memory of 3560	1944	msedge.exe	79
PID 1944 wrote to memory of 1724	1944	msedge.exe	80
PID 1944 wrote to memory of 1724	1944	msedge.exe	80
PID 1944 wrote to memory of 1724	1944	msedge.exe	80
PID 1944 wrote to memory of 1724	1944	msedge.exe	80
PID 1944 wrote to memory of 1724	1944	msedge.exe	80
PID 1944 wrote to memory of 1724	1944	msedge.exe	80
PID 1944 wrote to memory of 1724	1944	msedge.exe	80
PID 1944 wrote to memory of 1724	1944	msedge.exe	80
PID 1944 wrote to memory of 1724	1944	msedge.exe	80
PID 1944 wrote to memory of 1724	1944	msedge.exe	80
PID 1944 wrote to memory of 1724	1944	msedge.exe	80
PID 1944 wrote to memory of 1724	1944	msedge.exe	80
PID 1944 wrote to memory of 1724	1944	msedge.exe	80
PID 1944 wrote to memory of 1724	1944	msedge.exe	80
PID 1944 wrote to memory of 1724	1944	msedge.exe	80
PID 1944 wrote to memory of 1724	1944	msedge.exe	80
PID 1944 wrote to memory of 1724	1944	msedge.exe	80
PID 1944 wrote to memory of 1724	1944	msedge.exe	80
PID 1944 wrote to memory of 1724	1944	msedge.exe	80
PID 1944 wrote to memory of 1724	1944	msedge.exe	80

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --start-maximized --single-argument https://steamcommunity.com/sharedfiles/filedetails/?id=3416597198
1⤵
- Enumerates system info in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1944
- 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,0x7ffedfe23cb8,0x7ffedfe23cc8,0x7ffedfe23cd8
  2⤵
  PID:3336
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=1716,18271900752122243076,16360758902111922893,131072 --gpu-preferences=SAAAAAAAAADgAAAwAAAAAAAAAAAAAAAAAABgAAAAAAAoAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAB4AAAAAAAAAHgAAAAAAAAAKAAAAAQAAAAgAAAAAAAAACgAAAAAAAAAMAAAAAAAAAA4AAAAAAAAABAAAAAAAAAAAAAAAAUAAAAQAAAAAAAAAAAAAAAGAAAAEAAAAAAAAAABAAAABQAAABAAAAAAAAAAAQAAAAYAAAAIAAAAAAAAAAgAAAAAAAAA --mojo-platform-channel-handle=1920 /prefetch:2
  2⤵
  PID:2528
- 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=1716,18271900752122243076,16360758902111922893,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2360 /prefetch:3
  2⤵
  - Detected potential entity reuse from brand STEAM.
  - Suspicious behavior: EnumeratesProcesses
  PID:3560
- 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=1716,18271900752122243076,16360758902111922893,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2788 /prefetch:8
  2⤵
  PID:1724
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1716,18271900752122243076,16360758902111922893,131072 --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=3304 /prefetch:1
  2⤵
  PID:1600
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1716,18271900752122243076,16360758902111922893,131072 --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=3324 /prefetch:1
  2⤵
  PID:3372
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1716,18271900752122243076,16360758902111922893,131072 --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=4696 /prefetch:1
  2⤵
  PID:2044
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1716,18271900752122243076,16360758902111922893,131072 --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=4728 /prefetch:1
  2⤵
  PID:1744
- 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=1716,18271900752122243076,16360758902111922893,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5432 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:544
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1716,18271900752122243076,16360758902111922893,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=10 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5500 /prefetch:1
  2⤵
  PID:2604
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1716,18271900752122243076,16360758902111922893,131072 --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=11 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4876 /prefetch:1
  2⤵
  PID:2748
- 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=1716,18271900752122243076,16360758902111922893,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5088 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:3512
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1716,18271900752122243076,16360758902111922893,131072 --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=5136 /prefetch:1
  2⤵
  PID:3912

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:396

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3848

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Browser Information Discovery

T1217

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
152B

MD5
826c7cac03e3ae47bfe2a7e50281605e

SHA1
100fbea3e078edec43db48c3312fbbf83f11fca0

SHA256
239b1d7cc6f76e1d1832b0587664f114f38a21539cb8548e25626ed5053ea2ab

SHA512
a82f3c817a6460fd8907a4ac6ab37c2129fb5466707edcfb565c255680d7f7212a5669fe2a42976150f16e4e549ea8310078f22ed35514ee1b7b45b46d8cc96e

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

Filesize
152B

MD5
02a4b762e84a74f9ee8a7d8ddd34fedb

SHA1
4a870e3bd7fd56235062789d780610f95e3b8785

SHA256
366e497233268d7cdf699242e4b2c7ecc1999d0a84e12744f5af2b638e9d86da

SHA512
19028c45f2e05a0cb32865a2554513c1536bf9da63512ff4e964c94a3e171f373493c7787d2d2a6df8012648bbefab63a9de924f119c50c39c727cf81bdc659f

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

Filesize
5KB

MD5
298b1fb4bbcc4d96d4942bdbd16c5d7f

SHA1
feb5de9a0844ac69d72f07f94e0c3b962618b536

SHA256
9952e1324e869722a28f4ad6bf9e9679a9b2ea1cc84ff9e5275f73eac5464811

SHA512
c32454a60d469a8357420035a752f7afbafadc78131dea2e74113256f133878a51a6e7ec14b56ccfe53d98b05fa2e302328e5fa25ddcc0105c0230cea1664aff

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

Filesize
6KB

MD5
06e20777de51fa200392fec95ff5f4d7

SHA1
d6c79e118a83c357b233fb591f4a7dc5599297cf

SHA256
45461c5a573e54078af3e6748773ed903baf4571ef6d31c97dfdce1487ba12c5

SHA512
e8aed4745b4ecc53ff1b26d662a1be8c1e5398fe1e6a303302a76c98fa4658cae8c2408b40a3ede0476d19c10ec5bdf11fe8f0279a5fc347eebadc16b7990684

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

Filesize
16B

MD5
46295cac801e5d4857d09837238a6394

SHA1
44e0fa1b517dbf802b18faf0785eeea6ac51594b

SHA256
0f1bad70c7bd1e0a69562853ec529355462fcd0423263a3d39d6d0d70b780443

SHA512
8969402593f927350e2ceb4b5bc2a277f3754697c1961e3d6237da322257fbab42909e1a742e22223447f3a4805f8d8ef525432a7c3515a549e984d3eff72b23

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

Filesize
16B

MD5
206702161f94c5cd39fadd03f4014d98

SHA1
bd8bfc144fb5326d21bd1531523d9fb50e1b600a

SHA256
1005a525006f148c86efcbfb36c6eac091b311532448010f70f7de9a68007167

SHA512
0af09f26941b11991c750d1a2b525c39a8970900e98cba96fd1b55dbf93fee79e18b8aab258f48b4f7bda40d059629bc7770d84371235cdb1352a4f17f80e145

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

Filesize
10KB

MD5
ef8c68fbeee0f52d7a4b16e5c9cd297d

SHA1
436093c1a262f16f39d2687995837b2791cbe396

SHA256
8f17b68193e76090a14bd8844ed390da01478563f9760720d2f2e7ec5d2103bd

SHA512
1cd82972671d85d960e061e2cea6a8ce7d1fb5b6417141f7084be7a8d53e1535a3428a60073716829144b5d3d6f9631b361c11fe31818535506ae7a02932e450

Download Submit