hxxps://steamcommunity[.]com/sharedfiles/filedetails/?id=3795753926

General

Target
https://steamcommunity.com/sharedfiles/filedetails/?id=3795753926
Sample260904-2gr78aytht

Score

6^/10

discovery

Malware Config

Signatures

Network Share Discovery 1 TTPs
Attempt to gather information on host network.
discovery

Network Share Discovery
T1135
Browser Information Discovery 1 TTPs
Enumerate browser information.
discovery

Browser Information Discovery
T1217

System Time Discovery 1 TTPs 1 IoCs

Adversary may gather the system time and/or time zone settings from a local or remote system.

discovery

System Time Discovery

T1124

pid	Process
1664	chrome.exe

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	chrome.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier	chrome.exe

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

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

Modifies data under HKEY_USERS 2 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-19\Software\Microsoft\Cryptography\TPM\Telemetry	chrome.exe
Set value (int)	\REGISTRY\USER\S-1-5-19\SOFTWARE\Microsoft\Cryptography\TPM\Telemetry\TraceTimeLast = "134330348224090683"	chrome.exe

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-204488895-2999877624-296153668-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\	chrome.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2736	chrome.exe
2736	chrome.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 3 IoCs

pid	Process
2736	chrome.exe
2736	chrome.exe
2736	chrome.exe

Suspicious use of AdjustPrivilegeToken 14 IoCs

description	pid	Process
Token: SeShutdownPrivilege	2736	chrome.exe
Token: SeCreatePagefilePrivilege	2736	chrome.exe
Token: SeShutdownPrivilege	2736	chrome.exe
Token: SeCreatePagefilePrivilege	2736	chrome.exe
Token: SeShutdownPrivilege	2736	chrome.exe
Token: SeCreatePagefilePrivilege	2736	chrome.exe
Token: SeShutdownPrivilege	2736	chrome.exe
Token: SeCreatePagefilePrivilege	2736	chrome.exe
Token: SeShutdownPrivilege	2736	chrome.exe
Token: SeCreatePagefilePrivilege	2736	chrome.exe
Token: SeShutdownPrivilege	2736	chrome.exe
Token: SeCreatePagefilePrivilege	2736	chrome.exe
Token: SeShutdownPrivilege	2736	chrome.exe
Token: SeCreatePagefilePrivilege	2736	chrome.exe

Suspicious use of FindShellTrayWindow 34 IoCs

pid	Process
2736	chrome.exe
2736	chrome.exe
2736	chrome.exe
2736	chrome.exe
2736	chrome.exe
2736	chrome.exe
2736	chrome.exe
2736	chrome.exe
2736	chrome.exe
2736	chrome.exe
2736	chrome.exe
2736	chrome.exe
2736	chrome.exe
2736	chrome.exe
2736	chrome.exe
2736	chrome.exe
2736	chrome.exe
2736	chrome.exe
2736	chrome.exe
2736	chrome.exe
2736	chrome.exe
2736	chrome.exe
2736	chrome.exe
2736	chrome.exe
2736	chrome.exe
2736	chrome.exe
2736	chrome.exe
2736	chrome.exe
2736	chrome.exe
2736	chrome.exe
2736	chrome.exe
2736	chrome.exe
2736	chrome.exe
2736	chrome.exe

Suspicious use of SendNotifyMessage 32 IoCs

pid	Process
2736	chrome.exe
2736	chrome.exe
2736	chrome.exe
2736	chrome.exe
2736	chrome.exe
2736	chrome.exe
2736	chrome.exe
2736	chrome.exe
2736	chrome.exe
2736	chrome.exe
2736	chrome.exe
2736	chrome.exe
2736	chrome.exe
2736	chrome.exe
2736	chrome.exe
2736	chrome.exe
2736	chrome.exe
2736	chrome.exe
2736	chrome.exe
2736	chrome.exe
2736	chrome.exe
2736	chrome.exe
2736	chrome.exe
2736	chrome.exe
2736	chrome.exe
2736	chrome.exe
2736	chrome.exe
2736	chrome.exe
2736	chrome.exe
2736	chrome.exe
2736	chrome.exe
2736	chrome.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 2736 wrote to memory of 440	2736	chrome.exe	88
PID 2736 wrote to memory of 4224	2736	chrome.exe	89
PID 2736 wrote to memory of 4224	2736	chrome.exe	89
PID 2736 wrote to memory of 1664	2736	chrome.exe	90
PID 2736 wrote to memory of 624	2736	chrome.exe	91
PID 2736 wrote to memory of 624	2736	chrome.exe	91
PID 2736 wrote to memory of 4104	2736	chrome.exe	92
PID 2736 wrote to memory of 1536	2736	chrome.exe	93
PID 2736 wrote to memory of 4104	2736	chrome.exe	92
PID 2736 wrote to memory of 1536	2736	chrome.exe	93
PID 2736 wrote to memory of 3784	2736	chrome.exe	94
PID 2736 wrote to memory of 3784	2736	chrome.exe	94
PID 2736 wrote to memory of 4740	2736	chrome.exe	98

C:\Program Files\Google\Chrome\Application\chrome.exe
"C:\Program Files\Google\Chrome\Application\chrome.exe" --disable-background-networking --disable-component-update --simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT' --single-argument https://steamcommunity.com/sharedfiles/filedetails/?id=3795753926
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Modifies data under HKEY_USERS
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:2736
- 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:4 --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=140.0.7339.81 --initial-client-data=0xf8,0xfc,0x100,0xd4,0x104,0x7ffbddb7c728,0x7ffbddb7c734,0x7ffbddb7c740
  2⤵
  PID:440
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --no-pre-read-main-dll --force-high-res-timeticks=disabled --gpu-preferences=SAAAAAAAAADgAAAIAAAAAAAAAAAAAGAAAQAAAAAAAAAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAQAAAAAAAAABAAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --metrics-shmem-handle=1704,i,11285374003721949526,7095371556865682754,262144 --field-trial-handle=1940,i,10621341101482902922,13725273292470544787,262144 --variations-seed-version=20260513-090056.789000-production --mojo-platform-channel-handle=1936 /prefetch:2
  2⤵
  PID:4224
- 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 --force-high-res-timeticks=disabled --metrics-shmem-handle=1564,i,5706384968746438013,5748347469291291808,524288 --field-trial-handle=1940,i,10621341101482902922,13725273292470544787,262144 --variations-seed-version=20260513-090056.789000-production --mojo-platform-channel-handle=2280 /prefetch:3
  2⤵
  - System Time Discovery
  PID:1664
- 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=service --force-high-res-timeticks=disabled --metrics-shmem-handle=2408,i,15541524185321644114,4644904882804349250,524288 --field-trial-handle=1940,i,10621341101482902922,13725273292470544787,262144 --variations-seed-version=20260513-090056.789000-production --mojo-platform-channel-handle=2572 /prefetch:8
  2⤵
  PID:624
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --enable-dinosaur-easter-egg-alt-images --force-high-res-timeticks=disabled --video-capture-use-gpu-memory-buffer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --metrics-shmem-handle=3176,i,12959095443783046494,850892471643686601,2097152 --field-trial-handle=1940,i,10621341101482902922,13725273292470544787,262144 --variations-seed-version=20260513-090056.789000-production --mojo-platform-channel-handle=3196 /prefetch:1
  2⤵
  PID:4104
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --enable-dinosaur-easter-egg-alt-images --force-high-res-timeticks=disabled --video-capture-use-gpu-memory-buffer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --metrics-shmem-handle=3188,i,6645756987168247481,7898603630000878421,2097152 --field-trial-handle=1940,i,10621341101482902922,13725273292470544787,262144 --variations-seed-version=20260513-090056.789000-production --mojo-platform-channel-handle=3220 /prefetch:1
  2⤵
  PID:1536
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --extension-process --enable-dinosaur-easter-egg-alt-images --force-high-res-timeticks=disabled --video-capture-use-gpu-memory-buffer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=7 --metrics-shmem-handle=4236,i,5585232186515519867,1924964073799193409,2097152 --field-trial-handle=1940,i,10621341101482902922,13725273292470544787,262144 --variations-seed-version=20260513-090056.789000-production --mojo-platform-channel-handle=4256 /prefetch:2
  2⤵
  PID:3784
- 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 --force-high-res-timeticks=disabled --metrics-shmem-handle=5348,i,9106131766212170872,11335155795866641450,524288 --field-trial-handle=1940,i,10621341101482902922,13725273292470544787,262144 --variations-seed-version=20260513-090056.789000-production --mojo-platform-channel-handle=5352 /prefetch:8
  2⤵
  PID:4740

C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe
"C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe"
1⤵
PID:1628

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s NgcSvc
1⤵
PID:4072

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Browser Information Discovery

1

T1217

Network Share Discovery

Query Registry

System Information Discovery

2

T1082

System Time Discovery

1

T1124

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

BookmarkMergedSurfaceOrdering

Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\BookmarkMergedSurfaceOrdering
Size 6B
SHA256 4489f9e3e454748b3521eb214e0a5694d562cff3d9ff511cb456953c8f534c00
MD5 377d072e137022223a370760763420bb
SHA1 534e5f914ae99bf0a342a2f7a7e0724bd0d11ef7
SHA512 d1e37e45e8d603c46c9254d7295744104222b09340246c5e5f50d661d4688ccc2068adf1e0cd78599bcdcf475f8a0a6255dcd3e429812aa14cc2e2022309955c
MD5 SHA1 SHA512

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BrowsingTopicsState

Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\BrowsingTopicsState
Size 414B
SHA256 3555b3e4f8ce194eb5ec82c444cc44f689640b7a4445a432c956ee4e65357bb1
MD5 5460c5d7a2becc8dfa9e32480e2f9d19
SHA1 61e1d137cb23ae3274ec3ed5250c13bae297d397
SHA512 9b8a8d9083b04c717642b343b7dbbf0761f984a39c7f26cbd169379b8d19a69fcfafe9f4433dbbd36bd34f37b1166b53fea7a8410e7140ea6057ac8942f5670a
TLSH
T1F8E02BA9CC31FC2B5CFD471D50501B86DE1013572760949B363C810CCFB16775696C6C
MD5 SHA1 SHA512 TLSH

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SCT Auditing Pending Reports

Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\SCT Auditing Pending Reports
Size 2B
SHA256 4f53cda18c2baa0c0354bb5f9a3ecbe5ed12ab4d8e11ba873c2f11161202b945
MD5 d751713988987e9331980363e24189ce
SHA1 97d170e1550eee4afc0af065b78cda302a97674c
SHA512 b25b294cb4deb69ea00a4c3cf3113904801b6015e5956bd019a8570b1fe1d6040e944ef3cdee16d0a46503ca6e659a25f21cf9ceddc13f352a3c98138c15d6af
MD5 SHA1 SHA512

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Local State

Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State
Size 115KB
SHA256 93feb05be6f9fcf7e7c3c2cefc8632e93ea5888fe64179813c2f02be7ba1569a
MD5 f19c3f868a80fa1f0fc4257cb75995b7
SHA1 a08380d09b5576a6224275787a95c9ad899a1db4
SHA512 8ee7c7c37c9d8650782fad55435bee0e1c705e5d29cee0878d180b5d5c6e117b2797a6c2adf3d5a0346a2bbafc35bb8b8a98a9f4cd0400426baec7d28cfe404f
SSDEEP 3072:AwGm7D5Lk17ox1tIpud63U8BehbCBi9fTrMg:gm7Rkm1tYpBeh2BAog
TLSH
T1F5C3022B5D75E83B5CB5A74EB48E0F1E2EF149A6C920DE92C8D85A0437F97CD0A44A34
MD5 SHA1 SHA512 SSDEEP TLSH

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads