hxxps://cdn[.]discordapp[.]com/attachments/1211496069519646770/1265053792395595826/Cosmetx[.]dll?ex=66c45de7&is=66c30c67&hm=f82a9e183a6b107626f25ca2cf8bcc14eb59bda411268ca8adffabb3b5e367eb&

Analysis

max time kernel
20s
max time network
13s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
19/08/2024, 16:55

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General

Target

https://cdn.discordapp.com/attachments/1211496069519646770/1265053792395595826/Cosmetx.dll?ex=66c45de7&is=66c30c67&hm=f82a9e183a6b107626f25ca2cf8bcc14eb59bda411268ca8adffabb3b5e367eb&

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 544822.crdownload:SmartScreen	msedge.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
2972	msedge.exe
2972	msedge.exe
1116	msedge.exe
1116	msedge.exe
3508	identity_helper.exe
3508	identity_helper.exe
5376	msedge.exe
5376	msedge.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 7 IoCs

pid	Process
1116	msedge.exe
1116	msedge.exe
1116	msedge.exe
1116	msedge.exe
1116	msedge.exe
1116	msedge.exe
1116	msedge.exe

Suspicious use of FindShellTrayWindow 35 IoCs

pid	Process
1116	msedge.exe
1116	msedge.exe
1116	msedge.exe
1116	msedge.exe
1116	msedge.exe
1116	msedge.exe
1116	msedge.exe
1116	msedge.exe
1116	msedge.exe
1116	msedge.exe
1116	msedge.exe
1116	msedge.exe
1116	msedge.exe
1116	msedge.exe
1116	msedge.exe
1116	msedge.exe
1116	msedge.exe
1116	msedge.exe
1116	msedge.exe
1116	msedge.exe
1116	msedge.exe
1116	msedge.exe
1116	msedge.exe
1116	msedge.exe
1116	msedge.exe
1116	msedge.exe
1116	msedge.exe
1116	msedge.exe
1116	msedge.exe
1116	msedge.exe
1116	msedge.exe
1116	msedge.exe
1116	msedge.exe
1116	msedge.exe
1116	msedge.exe

Suspicious use of SendNotifyMessage 24 IoCs

pid	Process
1116	msedge.exe
1116	msedge.exe
1116	msedge.exe
1116	msedge.exe
1116	msedge.exe
1116	msedge.exe
1116	msedge.exe
1116	msedge.exe
1116	msedge.exe
1116	msedge.exe
1116	msedge.exe
1116	msedge.exe
1116	msedge.exe
1116	msedge.exe
1116	msedge.exe
1116	msedge.exe
1116	msedge.exe
1116	msedge.exe
1116	msedge.exe
1116	msedge.exe
1116	msedge.exe
1116	msedge.exe
1116	msedge.exe
1116	msedge.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1116 wrote to memory of 4800	1116	msedge.exe	86
PID 1116 wrote to memory of 4800	1116	msedge.exe	86
PID 1116 wrote to memory of 1328	1116	msedge.exe	87
PID 1116 wrote to memory of 1328	1116	msedge.exe	87
PID 1116 wrote to memory of 1328	1116	msedge.exe	87
PID 1116 wrote to memory of 1328	1116	msedge.exe	87
PID 1116 wrote to memory of 1328	1116	msedge.exe	87
PID 1116 wrote to memory of 1328	1116	msedge.exe	87
PID 1116 wrote to memory of 1328	1116	msedge.exe	87
PID 1116 wrote to memory of 1328	1116	msedge.exe	87
PID 1116 wrote to memory of 1328	1116	msedge.exe	87
PID 1116 wrote to memory of 1328	1116	msedge.exe	87
PID 1116 wrote to memory of 1328	1116	msedge.exe	87
PID 1116 wrote to memory of 1328	1116	msedge.exe	87
PID 1116 wrote to memory of 1328	1116	msedge.exe	87
PID 1116 wrote to memory of 1328	1116	msedge.exe	87
PID 1116 wrote to memory of 1328	1116	msedge.exe	87
PID 1116 wrote to memory of 1328	1116	msedge.exe	87
PID 1116 wrote to memory of 1328	1116	msedge.exe	87
PID 1116 wrote to memory of 1328	1116	msedge.exe	87
PID 1116 wrote to memory of 1328	1116	msedge.exe	87
PID 1116 wrote to memory of 1328	1116	msedge.exe	87
PID 1116 wrote to memory of 1328	1116	msedge.exe	87
PID 1116 wrote to memory of 1328	1116	msedge.exe	87
PID 1116 wrote to memory of 1328	1116	msedge.exe	87
PID 1116 wrote to memory of 1328	1116	msedge.exe	87
PID 1116 wrote to memory of 1328	1116	msedge.exe	87
PID 1116 wrote to memory of 1328	1116	msedge.exe	87
PID 1116 wrote to memory of 1328	1116	msedge.exe	87
PID 1116 wrote to memory of 1328	1116	msedge.exe	87
PID 1116 wrote to memory of 1328	1116	msedge.exe	87
PID 1116 wrote to memory of 1328	1116	msedge.exe	87
PID 1116 wrote to memory of 1328	1116	msedge.exe	87
PID 1116 wrote to memory of 1328	1116	msedge.exe	87
PID 1116 wrote to memory of 1328	1116	msedge.exe	87
PID 1116 wrote to memory of 1328	1116	msedge.exe	87
PID 1116 wrote to memory of 1328	1116	msedge.exe	87
PID 1116 wrote to memory of 1328	1116	msedge.exe	87
PID 1116 wrote to memory of 1328	1116	msedge.exe	87
PID 1116 wrote to memory of 1328	1116	msedge.exe	87
PID 1116 wrote to memory of 1328	1116	msedge.exe	87
PID 1116 wrote to memory of 1328	1116	msedge.exe	87
PID 1116 wrote to memory of 2972	1116	msedge.exe	88
PID 1116 wrote to memory of 2972	1116	msedge.exe	88
PID 1116 wrote to memory of 3156	1116	msedge.exe	89
PID 1116 wrote to memory of 3156	1116	msedge.exe	89
PID 1116 wrote to memory of 3156	1116	msedge.exe	89
PID 1116 wrote to memory of 3156	1116	msedge.exe	89
PID 1116 wrote to memory of 3156	1116	msedge.exe	89
PID 1116 wrote to memory of 3156	1116	msedge.exe	89
PID 1116 wrote to memory of 3156	1116	msedge.exe	89
PID 1116 wrote to memory of 3156	1116	msedge.exe	89
PID 1116 wrote to memory of 3156	1116	msedge.exe	89
PID 1116 wrote to memory of 3156	1116	msedge.exe	89
PID 1116 wrote to memory of 3156	1116	msedge.exe	89
PID 1116 wrote to memory of 3156	1116	msedge.exe	89
PID 1116 wrote to memory of 3156	1116	msedge.exe	89
PID 1116 wrote to memory of 3156	1116	msedge.exe	89
PID 1116 wrote to memory of 3156	1116	msedge.exe	89
PID 1116 wrote to memory of 3156	1116	msedge.exe	89
PID 1116 wrote to memory of 3156	1116	msedge.exe	89
PID 1116 wrote to memory of 3156	1116	msedge.exe	89
PID 1116 wrote to memory of 3156	1116	msedge.exe	89
PID 1116 wrote to memory of 3156	1116	msedge.exe	89

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument https://cdn.discordapp.com/attachments/1211496069519646770/1265053792395595826/Cosmetx.dll?ex=66c45de7&is=66c30c67&hm=f82a9e183a6b107626f25ca2cf8bcc14eb59bda411268ca8adffabb3b5e367eb&
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:1116
- 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,0x100,0x104,0xd8,0x108,0x7ffee2c146f8,0x7ffee2c14708,0x7ffee2c14718
  2⤵
  PID:4800
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2080,2788342714245997729,12064066424371064802,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2128 /prefetch:2
  2⤵
  PID:1328
- 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=2080,2788342714245997729,12064066424371064802,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2184 /prefetch:3
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2972
- 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=2080,2788342714245997729,12064066424371064802,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2660 /prefetch:8
  2⤵
  PID:3156
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2080,2788342714245997729,12064066424371064802,131072 --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=3296 /prefetch:1
  2⤵
  PID:2872
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2080,2788342714245997729,12064066424371064802,131072 --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=3300 /prefetch:1
  2⤵
  PID:1464
- 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=2080,2788342714245997729,12064066424371064802,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5248 /prefetch:8
  2⤵
  PID:4540
- 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=2080,2788342714245997729,12064066424371064802,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5248 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:3508
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2080,2788342714245997729,12064066424371064802,131072 --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=5448 /prefetch:1
  2⤵
  PID:1560
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2080,2788342714245997729,12064066424371064802,131072 --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=5464 /prefetch:1
  2⤵
  PID:2428
- 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=2080,2788342714245997729,12064066424371064802,131072 --lang=en-US --service-sandbox-type=collections --mojo-platform-channel-handle=3340 /prefetch:8
  2⤵
  PID:4556
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2080,2788342714245997729,12064066424371064802,131072 --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=3848 /prefetch:1
  2⤵
  PID:1288
- 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=2080,2788342714245997729,12064066424371064802,131072 --lang=en-US --service-sandbox-type=icon_reader --mojo-platform-channel-handle=6204 /prefetch:8
  2⤵
  PID:3144
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2080,2788342714245997729,12064066424371064802,131072 --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=6240 /prefetch:1
  2⤵
  PID:4548
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2080,2788342714245997729,12064066424371064802,131072 --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=6180 /prefetch:1
  2⤵
  PID:4968
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=quarantine.mojom.Quarantine --field-trial-handle=2080,2788342714245997729,12064066424371064802,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5560 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:5376

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:5004

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4912

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
ecf7ca53c80b5245e35839009d12f866

SHA1
a7af77cf31d410708ebd35a232a80bddfb0615bb

SHA256
882a513b71b26210ff251769b82b2c5d59a932f96d9ce606ca2fab6530a13687

SHA512
706722bd22ce27d854036b1b16e6a3cdb36284b66edc76238a79c2e11cee7d1307b121c898ad832eb1af73e4f08d991d64dc0bff529896ffb4ebe9b3dc381696

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

Filesize
152B

MD5
4dd2754d1bea40445984d65abee82b21

SHA1
4b6a5658bae9a784a370a115fbb4a12e92bd3390

SHA256
183b8e82a0deaa83d04736553671cedb738adc909f483b3c5f822a0e6be7477d

SHA512
92d44ee372ad33f892b921efa6cabc78e91025e89f05a22830763217826fa98d51d55711f85c8970ac58abf9adc6c85cc40878032cd6d2589ab226cd099f99e1

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

Filesize
5KB

MD5
59847e6dd21cd20e0f35a419b9f71940

SHA1
66496cfd5ba974e0ee69b74166d791443a97acc2

SHA256
e26c97afe4908a509a6f750feed5a446ad9eabdd2c70ee826252b86825aed120

SHA512
7d3e4a4f04f226767bd48dd47f4e8a769dc1109feff6cd9de7266c21fdcc069a9bcdf86d881482efe7f93cf30d5490816832f420f69b5b8a3ce249948e0d9262

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

Filesize
6KB

MD5
a42932602a2c9d7c23565132a9f6139e

SHA1
6dc82fb5a3f7589a7b73fefca53680dc75f52e2d

SHA256
5f57a754d1b3ef8ea6758e6209a7d784cdc81bb2adc8ce97c27ff7afd8fac736

SHA512
cf96b6a713fa0a33a660187f46e2375a6132c8839da5c49b162f94ebc2f11c4d22ec4bf6c5ef2669ff20ea1052d273738fc49410fd6f447efd0b30388201ae5f

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
11KB

MD5
7c35398df6ce14c73fcb23dfde03e24e

SHA1
abbaf5579bc6d3dac4a8918aadb3cdb4ae3fe497

SHA256
92989c8af618172065be0771a7413b22c9ee08462737c3449c3c3f0df3aea9c5

SHA512
75299f5c95a0ec13ef7ef6b6e44527ebf185a92b6e80fbbd069c70284fcb71676c229b6b167d3bebdc110396b8476918a3db12b890ac6fa8442e7d6cb0af7c26

Download Submit
C:\Users\Admin\Downloads\Cosmetx.dll

Filesize
9KB

MD5
40397af94efb93d8edf6947f7a6423ff

SHA1
6044c0c01341b78270949a5a6e3f22a381ea79d0

SHA256
0f349c10bafa9a43c191cf096c6cf924d0bdb6ae22ba206c3f655756edf8e4e8

SHA512
475e1dc4041a4e6c4df8ccbce375745be311298692888376375b357733aa920514754948c21005224cf87fe7ad8308352a61115254fb484ca7587bdefe296e3a

Download Submit