hxxps://robloxalts[.]com/api/client/download

Analysis

max time kernel
1680s
max time network
1685s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
04/09/2024, 23:59

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General

Target

https://robloxalts.com/api/client/download

Score

8^/10

discovery

Malware Config

Signatures

Downloads MZ/PE file
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

NTFS ADS 1 IoCs

description	ioc	Process
File opened for modification	C:\Users\Admin\Downloads\Unconfirmed 729968.crdownload:SmartScreen	msedge.exe

Suspicious behavior: EnumeratesProcesses 10 IoCs

pid	Process
3012	msedge.exe
3012	msedge.exe
2612	msedge.exe
2612	msedge.exe
3116	identity_helper.exe
3116	identity_helper.exe
3472	msedge.exe
3472	msedge.exe
3472	msedge.exe
3472	msedge.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 7 IoCs

pid	Process
2612	msedge.exe
2612	msedge.exe
2612	msedge.exe
2612	msedge.exe
2612	msedge.exe
2612	msedge.exe
2612	msedge.exe

Suspicious use of FindShellTrayWindow 33 IoCs

pid	Process
2612	msedge.exe
2612	msedge.exe
2612	msedge.exe
2612	msedge.exe
2612	msedge.exe
2612	msedge.exe
2612	msedge.exe
2612	msedge.exe
2612	msedge.exe
2612	msedge.exe
2612	msedge.exe
2612	msedge.exe
2612	msedge.exe
2612	msedge.exe
2612	msedge.exe
2612	msedge.exe
2612	msedge.exe
2612	msedge.exe
2612	msedge.exe
2612	msedge.exe
2612	msedge.exe
2612	msedge.exe
2612	msedge.exe
2612	msedge.exe
2612	msedge.exe
2612	msedge.exe
2612	msedge.exe
2612	msedge.exe
2612	msedge.exe
2612	msedge.exe
2612	msedge.exe
2612	msedge.exe
2612	msedge.exe

Suspicious use of SendNotifyMessage 24 IoCs

pid	Process
2612	msedge.exe
2612	msedge.exe
2612	msedge.exe
2612	msedge.exe
2612	msedge.exe
2612	msedge.exe
2612	msedge.exe
2612	msedge.exe
2612	msedge.exe
2612	msedge.exe
2612	msedge.exe
2612	msedge.exe
2612	msedge.exe
2612	msedge.exe
2612	msedge.exe
2612	msedge.exe
2612	msedge.exe
2612	msedge.exe
2612	msedge.exe
2612	msedge.exe
2612	msedge.exe
2612	msedge.exe
2612	msedge.exe
2612	msedge.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2612 wrote to memory of 3948	2612	msedge.exe	83
PID 2612 wrote to memory of 3948	2612	msedge.exe	83
PID 2612 wrote to memory of 4592	2612	msedge.exe	84
PID 2612 wrote to memory of 4592	2612	msedge.exe	84
PID 2612 wrote to memory of 4592	2612	msedge.exe	84
PID 2612 wrote to memory of 4592	2612	msedge.exe	84
PID 2612 wrote to memory of 4592	2612	msedge.exe	84
PID 2612 wrote to memory of 4592	2612	msedge.exe	84
PID 2612 wrote to memory of 4592	2612	msedge.exe	84
PID 2612 wrote to memory of 4592	2612	msedge.exe	84
PID 2612 wrote to memory of 4592	2612	msedge.exe	84
PID 2612 wrote to memory of 4592	2612	msedge.exe	84
PID 2612 wrote to memory of 4592	2612	msedge.exe	84
PID 2612 wrote to memory of 4592	2612	msedge.exe	84
PID 2612 wrote to memory of 4592	2612	msedge.exe	84
PID 2612 wrote to memory of 4592	2612	msedge.exe	84
PID 2612 wrote to memory of 4592	2612	msedge.exe	84
PID 2612 wrote to memory of 4592	2612	msedge.exe	84
PID 2612 wrote to memory of 4592	2612	msedge.exe	84
PID 2612 wrote to memory of 4592	2612	msedge.exe	84
PID 2612 wrote to memory of 4592	2612	msedge.exe	84
PID 2612 wrote to memory of 4592	2612	msedge.exe	84
PID 2612 wrote to memory of 4592	2612	msedge.exe	84
PID 2612 wrote to memory of 4592	2612	msedge.exe	84
PID 2612 wrote to memory of 4592	2612	msedge.exe	84
PID 2612 wrote to memory of 4592	2612	msedge.exe	84
PID 2612 wrote to memory of 4592	2612	msedge.exe	84
PID 2612 wrote to memory of 4592	2612	msedge.exe	84
PID 2612 wrote to memory of 4592	2612	msedge.exe	84
PID 2612 wrote to memory of 4592	2612	msedge.exe	84
PID 2612 wrote to memory of 4592	2612	msedge.exe	84
PID 2612 wrote to memory of 4592	2612	msedge.exe	84
PID 2612 wrote to memory of 4592	2612	msedge.exe	84
PID 2612 wrote to memory of 4592	2612	msedge.exe	84
PID 2612 wrote to memory of 4592	2612	msedge.exe	84
PID 2612 wrote to memory of 4592	2612	msedge.exe	84
PID 2612 wrote to memory of 4592	2612	msedge.exe	84
PID 2612 wrote to memory of 4592	2612	msedge.exe	84
PID 2612 wrote to memory of 4592	2612	msedge.exe	84
PID 2612 wrote to memory of 4592	2612	msedge.exe	84
PID 2612 wrote to memory of 4592	2612	msedge.exe	84
PID 2612 wrote to memory of 4592	2612	msedge.exe	84
PID 2612 wrote to memory of 3012	2612	msedge.exe	85
PID 2612 wrote to memory of 3012	2612	msedge.exe	85
PID 2612 wrote to memory of 528	2612	msedge.exe	86
PID 2612 wrote to memory of 528	2612	msedge.exe	86
PID 2612 wrote to memory of 528	2612	msedge.exe	86
PID 2612 wrote to memory of 528	2612	msedge.exe	86
PID 2612 wrote to memory of 528	2612	msedge.exe	86
PID 2612 wrote to memory of 528	2612	msedge.exe	86
PID 2612 wrote to memory of 528	2612	msedge.exe	86
PID 2612 wrote to memory of 528	2612	msedge.exe	86
PID 2612 wrote to memory of 528	2612	msedge.exe	86
PID 2612 wrote to memory of 528	2612	msedge.exe	86
PID 2612 wrote to memory of 528	2612	msedge.exe	86
PID 2612 wrote to memory of 528	2612	msedge.exe	86
PID 2612 wrote to memory of 528	2612	msedge.exe	86
PID 2612 wrote to memory of 528	2612	msedge.exe	86
PID 2612 wrote to memory of 528	2612	msedge.exe	86
PID 2612 wrote to memory of 528	2612	msedge.exe	86
PID 2612 wrote to memory of 528	2612	msedge.exe	86
PID 2612 wrote to memory of 528	2612	msedge.exe	86
PID 2612 wrote to memory of 528	2612	msedge.exe	86
PID 2612 wrote to memory of 528	2612	msedge.exe	86

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument https://robloxalts.com/api/client/download
1⤵
- Enumerates system info in registry
- NTFS ADS
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:2612
- 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,0x100,0x104,0xd8,0x108,0x7ffbb6b846f8,0x7ffbb6b84708,0x7ffbb6b84718
  2⤵
  PID:3948
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2132,16794126786938509405,7767167326283381371,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2144 /prefetch:2
  2⤵
  PID:4592
- 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=2132,16794126786938509405,7767167326283381371,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2196 /prefetch:3
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:3012
- 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=2132,16794126786938509405,7767167326283381371,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2768 /prefetch:8
  2⤵
  PID:528
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2132,16794126786938509405,7767167326283381371,131072 --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=3328 /prefetch:1
  2⤵
  PID:1100
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2132,16794126786938509405,7767167326283381371,131072 --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
  2⤵
  PID:3796
- 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=2132,16794126786938509405,7767167326283381371,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5348 /prefetch:8
  2⤵
  PID:4428
- 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=2132,16794126786938509405,7767167326283381371,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5348 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:3116
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2132,16794126786938509405,7767167326283381371,131072 --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=5420 /prefetch:1
  2⤵
  PID:4460
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2132,16794126786938509405,7767167326283381371,131072 --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=5436 /prefetch:1
  2⤵
  PID:1576
- 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=2132,16794126786938509405,7767167326283381371,131072 --lang=en-US --service-sandbox-type=collections --mojo-platform-channel-handle=5588 /prefetch:8
  2⤵
  PID:736
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2132,16794126786938509405,7767167326283381371,131072 --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=5608 /prefetch:1
  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=2132,16794126786938509405,7767167326283381371,131072 --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=5984 /prefetch:1
  2⤵
  PID:3740
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2132,16794126786938509405,7767167326283381371,131072 --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=14 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=6024 /prefetch:1
  2⤵
  PID:2504
- 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=2132,16794126786938509405,7767167326283381371,131072 --lang=en-US --service-sandbox-type=icon_reader --mojo-platform-channel-handle=6336 /prefetch:8
  2⤵
  PID:216
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2132,16794126786938509405,7767167326283381371,131072 --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=5076 /prefetch:2
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:3472

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1816

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2840

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
ab8ce148cb7d44f709fb1c460d03e1b0

SHA1
44d15744015155f3e74580c93317e12d2cc0f859

SHA256
014006a90e43ea9a1903b08b843a5aab8ad3823d22e26e5b113fad5f9fa620ff

SHA512
f685423b1eaee18a2a06030b4b2977335f62499c0041c142a92f6e6f846c2b9ce54324b6ae94efbbb303282dcda70e2b1597c748fddc251c0b3122a412c2d7c4

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

Filesize
152B

MD5
38f59a47b777f2fc52088e96ffb2baaf

SHA1
267224482588b41a96d813f6d9e9d924867062db

SHA256
13569c5681c71dc42ab57d34879f5a567d7b94afe0e8f6d7c6f6c1314fb0087b

SHA512
4657d13e1bb7cdd7e83f5f2562f5598cca12edf839626ae96da43e943b5550fab46a14b9018f1bec90de88cc714f637605531ccda99deb9e537908ddb826113b

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

Filesize
182B

MD5
cf3927a5b9a8fe3b396c3b43d5d27447

SHA1
ce1d1f2c634487e69da4ed814249d7a8f8eee5ae

SHA256
2b251b828820ca0aa922a1ada62fd2973e66fc29a29a0d88f00ab9213d23d569

SHA512
559315d1b2ee85ebdcd454f3465d0b2f249d965e9de9a442456ee947f3e742dc5cbe6ba0e858a329cdc9bffa8c051d233fb44339b12fc8c5feadce193c9ee328

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

Filesize
5KB

MD5
259e2f0ce2bbf6352b1dd75b58b3852b

SHA1
f10fbc8c6c5aeaec501b7e4658521b7a7b14f92b

SHA256
ba19aeebbea33892d89dcbb5600705059cafb3d5be5b6088f0d332a64b91cfbd

SHA512
660bf350baa3b37448092116d0fd80aef900d1051050de3ff3190feb2185bb925aeb78677798dcea7b1d05fb666f8ef4c80c78dc3e5820b0f776afd464dbfd11

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

Filesize
6KB

MD5
1e88a302297a85c3030bee5d608bf586

SHA1
6a6b2ad1f8fbd4c3e0f05bdf9549d8c4ef5fc633

SHA256
0227cf61660f0641cc760052243fcace4a4a36e35cfec0eb89907132604806fa

SHA512
a70674536d479e3282893b8d05d4372e21a93ce3a938e6931252e243e73b9df9858c4393a92829c71a2fcbd416295d4ba3281cc802d2df7897bd83d5a7639715

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

Filesize
16B

MD5
6752a1d65b201c13b62ea44016eb221f

SHA1
58ecf154d01a62233ed7fb494ace3c3d4ffce08b

SHA256
0861415cada612ea5834d56e2cf1055d3e63979b69eb71d32ae9ae394d8306cd

SHA512
9cfd838d3fb570b44fc3461623ab2296123404c6c8f576b0de0aabd9a6020840d4c9125eb679ed384170dbcaac2fa30dc7fa9ee5b77d6df7c344a0aa030e0389

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

Filesize
10KB

MD5
5baf207f8ea74d58a775b638f4e57588

SHA1
f5abe916bbb2e564ebd85c32be986b0ec236066b

SHA256
22a905f760d12f85e5d4028ce2b065194cd730a3a7bb0d7e79a965d2649478c5

SHA512
64060efa1e1d517205c4555c47d313533e5f59b01ab57da410c3e064179967ca9272e2e4cd067f0914baec398c7c2172235cb3b14ae5036c8b379973384576c8

Download Submit
C:\Users\Admin\Downloads\Unconfirmed 729968.crdownload

Filesize
6.9MB

MD5
2a1581c6429a40c79b6ea284312fc61c

SHA1
6837dbe7f7eb68020724b6e00bd01f80066582ae

SHA256
2165872701e07370493dcb718fa88d7ddbd6b01a1d2f3b9b13c34d4944223a39

SHA512
8aad06722be32a248ada0078b1cb50594741d5f59654b96982962310217508b586099f16a004545141c83ba49ec7e220c23dd76f811b9acbcd1719a0ab186fd6

Download Submit