Analysis Overview
Threat Level: Known bad
The file https://updown.link/file/b62j02 was found to be: Known bad.
Malicious Activity Summary
Detect Umbral payload
Umbral
Downloads MZ/PE file
Enumerates system info in registry
Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
Suspicious use of FindShellTrayWindow
Suspicious use of WriteProcessMemory
NTFS ADS
Suspicious behavior: EnumeratesProcesses
Suspicious use of SendNotifyMessage
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-07-06 00:02
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2024-07-06 00:02
Reported
2024-07-06 00:05
Platform
win10v2004-20240704-en
Max time kernel
150s
Max time network
150s
Command Line
Signatures
Detect Umbral payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Umbral
Downloads MZ/PE file
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 |
NTFS ADS
| Description | Indicator | Process | Target |
| File opened for modification | C:\Users\Admin\Downloads\Unconfirmed 630479.crdownload:SmartScreen | 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\92.0.902.67\identity_helper.exe | N/A |
| N/A | N/A | C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.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 behavior: NtCreateUserProcessBlockNonMicrosoftBinary
| 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 |
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Processes
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument https://updown.link/file/b62j02
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=92.0.4515.131 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --annotation=plat=Win64 "--annotation=prod=Microsoft Edge" --annotation=ver=92.0.902.67 --initial-client-data=0xfc,0x100,0x104,0xd8,0x108,0x7fff2d8746f8,0x7fff2d874708,0x7fff2d874718
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2032,9655429133551721995,14801198293928694435,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2068 /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=2032,9655429133551721995,14801198293928694435,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2496 /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=2032,9655429133551721995,14801198293928694435,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2692 /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=2032,9655429133551721995,14801198293928694435,131072 --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=3316 /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=2032,9655429133551721995,14801198293928694435,131072 --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=3340 /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\92.0.902.67\identity_helper.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --field-trial-handle=2032,9655429133551721995,14801198293928694435,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5104 /prefetch:8
C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --field-trial-handle=2032,9655429133551721995,14801198293928694435,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5104 /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=2032,9655429133551721995,14801198293928694435,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=8 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3968 /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=2032,9655429133551721995,14801198293928694435,131072 --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=9 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5376 /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=edge_collections.mojom.CollectionsDataManager --field-trial-handle=2032,9655429133551721995,14801198293928694435,131072 --lang=en-US --service-sandbox-type=collections --mojo-platform-channel-handle=3456 /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=2032,9655429133551721995,14801198293928694435,131072 --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=5648 /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.UtilReadIcon --field-trial-handle=2032,9655429133551721995,14801198293928694435,131072 --lang=en-US --service-sandbox-type=icon_reader --mojo-platform-channel-handle=6096 /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=2032,9655429133551721995,14801198293928694435,131072 --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=6248 /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=2032,9655429133551721995,14801198293928694435,131072 --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=15 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=6280 /prefetch:1
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2032,9655429133551721995,14801198293928694435,131072 --disable-gpu-sandbox --use-gl=disabled --gpu-vendor-id=4318 --gpu-device-id=140 --gpu-sub-system-id=0 --gpu-revision=0 --gpu-driver-version=10.0.19041.546 --gpu-preferences=UAAAAAAAAADoAAAQAAAAAAAAAAAAAAAAAABgAAAEAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=4812 /prefetch:2
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | updown.link | udp |
| US | 172.67.179.97:443 | updown.link | tcp |
| US | 8.8.8.8:53 | 97.179.67.172.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 69.31.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | us.i.posthog.com | udp |
| US | 52.21.140.200:443 | us.i.posthog.com | tcp |
| US | 52.21.140.200:443 | us.i.posthog.com | tcp |
| US | 8.8.8.8:53 | 200.140.21.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 50.22.156.108.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 205.47.74.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | updown-link-storage.fra1.cdn.digitaloceanspaces.com | udp |
| US | 172.64.145.29:443 | updown-link-storage.fra1.cdn.digitaloceanspaces.com | tcp |
| N/A | 224.0.0.251:5353 | udp | |
| US | 8.8.8.8:53 | 29.145.64.172.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 147.142.123.92.in-addr.arpa | udp |
| US | 8.8.8.8:53 | us-assets.i.posthog.com | udp |
| US | 104.22.59.181:443 | us-assets.i.posthog.com | tcp |
| US | 8.8.8.8:53 | apps.identrust.com | udp |
| GB | 92.123.143.201:80 | apps.identrust.com | tcp |
| US | 8.8.8.8:53 | 181.59.22.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 201.143.123.92.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.143.123.92.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 21.236.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | udp |
Files
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat
| MD5 | 0331fa75ac7846bafcf885ea76d47447 |
| SHA1 | 5a141ffda430e091153fefc4aa36317422ba28ae |
| SHA256 | 64b4b2e791644fc04f164ecd13b8b9a3e62669896fb7907bf0a072bbeebaf74a |
| SHA512 | f8b960d38d73cf29ce17ea409ef6830cae99d7deafaf2ff59f8347120d81925ff16e38faaa0f7f4c39936472d05d1d131df2a8a383351f138c38afb21c1a60e2 |
\??\pipe\LOCAL\crashpad_1016_XZBAFQBLWZYQFCOQ
| MD5 | d41d8cd98f00b204e9800998ecf8427e |
| SHA1 | da39a3ee5e6b4b0d3255bfef95601890afd80709 |
| SHA256 | e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855 |
| SHA512 | cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e |
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat
| MD5 | f0f818d52a59eb6cf9c4dd2a1c844df9 |
| SHA1 | 26afc4b28c0287274624690bd5bd4786cfe11d16 |
| SHA256 | 58c0beea55fecbeded2d2c593473149214df818be1e4e4a28c97171dc8179d61 |
| SHA512 | 7e8a1d3a6c8c9b0f1ac497e509e9edbe9e121df1df0147ce4421b8cf526ad238bd146868e177f9ce02e2d8f99cf7bb9ce7db4a582d487bbc921945211a977509 |
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences
| MD5 | 17b1fb707f32c000edd7c31c06c6170a |
| SHA1 | 202d1ec18871a0e64d3ec326005533efbde43cd4 |
| SHA256 | 0b1422781150d3ba162a45a743bc7cd1d2ebb13036b05517caff578a25fc81ee |
| SHA512 | 84e7a9a170420f8c528e418eaf6744b87536b80d1b3bf464c80fad3e534e62017f0c3f65523cefbf99e3d27181aab6024891f066588a88c1d51adbdf5da907f5 |
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 |
C:\Users\Admin\Downloads\Unconfirmed 630479.crdownload
| MD5 | f0463e89e4d196f296afb160224f63b0 |
| SHA1 | 1ada6bf36121d08f96f4a09402774d3d5a065a7d |
| SHA256 | d891136336eb391236b2cc2f6749440d9eb4dc8fc517eb1262cf739276657073 |
| SHA512 | 8aacfd6f7c745d41bc639d90cb841652541ec17f7f745bd3ee9f2d24458b3b0c1a5d6b9d50a1e9a50a3e583841e4a443f8d930e626365bc729bff93d19528e34 |
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State
| MD5 | c23a61dbbbaf6477515f52e5981fd429 |
| SHA1 | 3f836d713e5489e924bd92be2eefe1907babf1f3 |
| SHA256 | 2761ffb190e2edbc83197dbbb82d5fb40c518df58f1d42fa5441141052427cae |
| SHA512 | 3a5c5bc5cdf12378ea941d781f466cff3b90dfc544a894b03ecacc5586aceed5542e9cbe49faa482a83a14bd8a368f5c3be6e9232801db0eba486280ebf70f6f |
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences
| MD5 | 473bc58ba39bdb4b17862eb0b973fd3d |
| SHA1 | 13959942c0fb250cd95df5eef7a5df195b265a9d |
| SHA256 | e14820483823785c34609f7e2d5b3d8258e84c5460bc4f214129555eb9ed88a4 |
| SHA512 | 8597c6a767a64722d8ad0a179d913cbf1e9873cabd4ba8f65689cb4a8c3c05937d9629ef7f7d859df139d9cff0659a840d5345b15f3d1191a340b17f364969fc |
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Code Cache\js\index-dir\the-real-index
| MD5 | b1de2bd6394eb41d6029a526d3662dbf |
| SHA1 | 13ac476f21eb5a44c26c58f2032cc2af97171529 |
| SHA256 | c43267495ad446a9b807e729fc3175a479c2516d00cc9c712ea4dd30f6858174 |
| SHA512 | 7ab63aad7eb124fbbe86ea5aa5c1281a7e724e4fb8930c65e5cb2fed49914d6bb6bbecc0aff32fc92711158ceee946c2700609d620b2618da6416fc4959b3ea0 |
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Code Cache\js\index-dir\the-real-index
| MD5 | eff22f5a825dc28d74468aaf26521cbb |
| SHA1 | f510247cbd592309c088765d2fac86a2cc4572e4 |
| SHA256 | 2ef496561995229094f9e53ba7cbb493838fb8a09093c12bd94f50ad8ea964fc |
| SHA512 | 4091e047749896ce993d6ee248e3e7da21ff5fe0c01e5ce633b581480c337e7c64a09eea5a6d3d7996d5b26e5d5e6742d2243bf275ac1cf9ce448f59dd5d9448 |
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Network Persistent State
| MD5 | 17d20ae7dc49c24c09afc9872c081fda |
| SHA1 | adcb3603eca3d5c8a64090541fd23e7ab3ad7555 |
| SHA256 | aa3d56c8ce347ad500137bf96c0e381db99cf9f54ddbd39a8921a993eefe9f9a |
| SHA512 | 85ccca19d1639c8c765893f6aa067a8dc56dbec9a3214fa4d4fe4d3179dcde99f48ed8fe16723452f093d087cab175b73af6f69cb4ac8530c94f2e8743bd6b3d |