hxxps://res[.]public[.]onecdn[.]static[.]microsoft/owamail/20240913004[.]09/scripts/yammer/4-feat-protobuf-client-properties[.]js

Analysis

max time kernel
280s
max time network
245s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
02/10/2024, 23:38

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General

Target

https://res.public.onecdn.static.microsoft/owamail/20240913004.09/scripts/yammer/4-feat-protobuf-client-properties.js

Score

3^/10

discovery

Malware Config

Signatures

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

Suspicious behavior: EnumeratesProcesses 10 IoCs

pid	Process
4976	msedge.exe
4976	msedge.exe
2308	msedge.exe
2308	msedge.exe
3724	identity_helper.exe
3724	identity_helper.exe
3368	msedge.exe
3368	msedge.exe
3368	msedge.exe
3368	msedge.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 6 IoCs

pid	Process
2308	msedge.exe
2308	msedge.exe
2308	msedge.exe
2308	msedge.exe
2308	msedge.exe
2308	msedge.exe

Suspicious use of FindShellTrayWindow 27 IoCs

pid	Process
2308	msedge.exe
2308	msedge.exe
2308	msedge.exe
2308	msedge.exe
2308	msedge.exe
2308	msedge.exe
2308	msedge.exe
2308	msedge.exe
2308	msedge.exe
2308	msedge.exe
2308	msedge.exe
2308	msedge.exe
2308	msedge.exe
2308	msedge.exe
2308	msedge.exe
2308	msedge.exe
2308	msedge.exe
2308	msedge.exe
2308	msedge.exe
2308	msedge.exe
2308	msedge.exe
2308	msedge.exe
2308	msedge.exe
2308	msedge.exe
2308	msedge.exe
2308	msedge.exe
2308	msedge.exe

Suspicious use of SendNotifyMessage 26 IoCs

pid	Process
2308	msedge.exe
2308	msedge.exe
2308	msedge.exe
2308	msedge.exe
2308	msedge.exe
2308	msedge.exe
2308	msedge.exe
2308	msedge.exe
2308	msedge.exe
2308	msedge.exe
2308	msedge.exe
2308	msedge.exe
2308	msedge.exe
2308	msedge.exe
2308	msedge.exe
2308	msedge.exe
2308	msedge.exe
2308	msedge.exe
2308	msedge.exe
2308	msedge.exe
2308	msedge.exe
2308	msedge.exe
2308	msedge.exe
2308	msedge.exe
2308	msedge.exe
2308	msedge.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2308 wrote to memory of 4312	2308	msedge.exe	82
PID 2308 wrote to memory of 4312	2308	msedge.exe	82
PID 2308 wrote to memory of 2316	2308	msedge.exe	83
PID 2308 wrote to memory of 2316	2308	msedge.exe	83
PID 2308 wrote to memory of 2316	2308	msedge.exe	83
PID 2308 wrote to memory of 2316	2308	msedge.exe	83
PID 2308 wrote to memory of 2316	2308	msedge.exe	83
PID 2308 wrote to memory of 2316	2308	msedge.exe	83
PID 2308 wrote to memory of 2316	2308	msedge.exe	83
PID 2308 wrote to memory of 2316	2308	msedge.exe	83
PID 2308 wrote to memory of 2316	2308	msedge.exe	83
PID 2308 wrote to memory of 2316	2308	msedge.exe	83
PID 2308 wrote to memory of 2316	2308	msedge.exe	83
PID 2308 wrote to memory of 2316	2308	msedge.exe	83
PID 2308 wrote to memory of 2316	2308	msedge.exe	83
PID 2308 wrote to memory of 2316	2308	msedge.exe	83
PID 2308 wrote to memory of 2316	2308	msedge.exe	83
PID 2308 wrote to memory of 2316	2308	msedge.exe	83
PID 2308 wrote to memory of 2316	2308	msedge.exe	83
PID 2308 wrote to memory of 2316	2308	msedge.exe	83
PID 2308 wrote to memory of 2316	2308	msedge.exe	83
PID 2308 wrote to memory of 2316	2308	msedge.exe	83
PID 2308 wrote to memory of 2316	2308	msedge.exe	83
PID 2308 wrote to memory of 2316	2308	msedge.exe	83
PID 2308 wrote to memory of 2316	2308	msedge.exe	83
PID 2308 wrote to memory of 2316	2308	msedge.exe	83
PID 2308 wrote to memory of 2316	2308	msedge.exe	83
PID 2308 wrote to memory of 2316	2308	msedge.exe	83
PID 2308 wrote to memory of 2316	2308	msedge.exe	83
PID 2308 wrote to memory of 2316	2308	msedge.exe	83
PID 2308 wrote to memory of 2316	2308	msedge.exe	83
PID 2308 wrote to memory of 2316	2308	msedge.exe	83
PID 2308 wrote to memory of 2316	2308	msedge.exe	83
PID 2308 wrote to memory of 2316	2308	msedge.exe	83
PID 2308 wrote to memory of 2316	2308	msedge.exe	83
PID 2308 wrote to memory of 2316	2308	msedge.exe	83
PID 2308 wrote to memory of 2316	2308	msedge.exe	83
PID 2308 wrote to memory of 2316	2308	msedge.exe	83
PID 2308 wrote to memory of 2316	2308	msedge.exe	83
PID 2308 wrote to memory of 2316	2308	msedge.exe	83
PID 2308 wrote to memory of 2316	2308	msedge.exe	83
PID 2308 wrote to memory of 2316	2308	msedge.exe	83
PID 2308 wrote to memory of 4976	2308	msedge.exe	84
PID 2308 wrote to memory of 4976	2308	msedge.exe	84
PID 2308 wrote to memory of 2980	2308	msedge.exe	85
PID 2308 wrote to memory of 2980	2308	msedge.exe	85
PID 2308 wrote to memory of 2980	2308	msedge.exe	85
PID 2308 wrote to memory of 2980	2308	msedge.exe	85
PID 2308 wrote to memory of 2980	2308	msedge.exe	85
PID 2308 wrote to memory of 2980	2308	msedge.exe	85
PID 2308 wrote to memory of 2980	2308	msedge.exe	85
PID 2308 wrote to memory of 2980	2308	msedge.exe	85
PID 2308 wrote to memory of 2980	2308	msedge.exe	85
PID 2308 wrote to memory of 2980	2308	msedge.exe	85
PID 2308 wrote to memory of 2980	2308	msedge.exe	85
PID 2308 wrote to memory of 2980	2308	msedge.exe	85
PID 2308 wrote to memory of 2980	2308	msedge.exe	85
PID 2308 wrote to memory of 2980	2308	msedge.exe	85
PID 2308 wrote to memory of 2980	2308	msedge.exe	85
PID 2308 wrote to memory of 2980	2308	msedge.exe	85
PID 2308 wrote to memory of 2980	2308	msedge.exe	85
PID 2308 wrote to memory of 2980	2308	msedge.exe	85
PID 2308 wrote to memory of 2980	2308	msedge.exe	85
PID 2308 wrote to memory of 2980	2308	msedge.exe	85

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument https://res.public.onecdn.static.microsoft/owamail/20240913004.09/scripts/yammer/4-feat-protobuf-client-properties.js
1⤵
- Enumerates system info in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:2308
- 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,0x100,0x104,0xd8,0x108,0x7fff51c846f8,0x7fff51c84708,0x7fff51c84718
  2⤵
  PID:4312
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2088,7877443839738245173,5476676610912857046,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2100 /prefetch:2
  2⤵
  PID:2316
- 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=2088,7877443839738245173,5476676610912857046,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2176 /prefetch:3
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:4976
- 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=2088,7877443839738245173,5476676610912857046,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2848 /prefetch:8
  2⤵
  PID:2980
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2088,7877443839738245173,5476676610912857046,131072 --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=3324 /prefetch:1
  2⤵
  PID:2460
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2088,7877443839738245173,5476676610912857046,131072 --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=3336 /prefetch:1
  2⤵
  PID:3256
- 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=2088,7877443839738245173,5476676610912857046,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4948 /prefetch:8
  2⤵
  PID:2336
- 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=2088,7877443839738245173,5476676610912857046,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4948 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:3724
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2088,7877443839738245173,5476676610912857046,131072 --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=4900 /prefetch:1
  2⤵
  PID:880
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2088,7877443839738245173,5476676610912857046,131072 --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=5048 /prefetch:1
  2⤵
  PID:4468
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2088,7877443839738245173,5476676610912857046,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=10 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5544 /prefetch:1
  2⤵
  PID:2960
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2088,7877443839738245173,5476676610912857046,131072 --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=11 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5600 /prefetch:1
  2⤵
  PID:3592
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2088,7877443839738245173,5476676610912857046,131072 --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=4944 /prefetch:2
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:3368

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1480

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1780

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
f9664c896e19205022c094d725f820b6

SHA1
f8f1baf648df755ba64b412d512446baf88c0184

SHA256
7121d84202a850791c2320385eb59eda4d697310dc51b1fcd4d51264aba2434e

SHA512
3fa5d2c68a9e70e4a25eaac2095171d87c741eec2624c314c6a56f4fa390d6319633bf4c48b1a4af7e9a0451f346beced9693da88cfc7bcba8dfe209cbd1b3ae

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

Filesize
152B

MD5
847d47008dbea51cb1732d54861ba9c9

SHA1
f2099242027dccb88d6f05760b57f7c89d926c0d

SHA256
10292fa05d896a2952c1d602a72d761d34bc776b44d6a7df87e49b5b613a8ac1

SHA512
bd1526aa1cc1c016d95dfcc53a78b45b09dde4ce67357fc275ab835dbe1bb5b053ca386239f50cde95ad243a9c1bbb12f7505818577589beecc6084f7b94e83f

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

Filesize
290B

MD5
6fb88abaee5ea1dcbe9baa790b63956c

SHA1
f68f51bbc91c3c56401683ff3f156fef6fb55028

SHA256
24d1500b330fa3f1e5fe1fe2593bebd6d6d00a1627fdebd5dd27d8b7ddc5acd9

SHA512
7d8b8e9ddbc37e0512a7301ff4346526e62605171748a846c25c100111353bd26dc6af85d695c4fbc54c252e5625ec3c458ca4a7886466503a9fb30baf6f97f1

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

Filesize
6KB

MD5
0091d493cd20fb3b6462519b1fcf7b8f

SHA1
2231a19b22e30595b489f505bb28058c018cbd1f

SHA256
662f0548310206e53afdba623fcc243ba33fab8a383a4c8161f3ce79fd5be67e

SHA512
a702f67f83c7abe40c3c48401a93f1f65e74855baf8b2354a8b644f16d8b7910b7ec7913a59dc54897d005e8d3ed606c1dc5b67db836df225f82484f3c0d0f5a

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

Filesize
5KB

MD5
79aeb96852be1a32e8cdcdae2216b051

SHA1
a00adf5565dc6334014cc0c1283f088642eec0f9

SHA256
26eafefd82dae01a1606dcdf99fb3f5414634100811a6de45e473545b0321864

SHA512
c5af3182674c98b30dab95cdf71260eb66f2b8116d0e56ae616f92cf030a0a81911c42c995573cf4bd66a2565fce9b57b664e4bebac962d97767885e7462e302

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

Filesize
6KB

MD5
b023109b735cf41bffbc000b3df1fff3

SHA1
f07197b473ad31df27b6ebfb3d95a5a481ba34b7

SHA256
f5b3bba489f1c5f377995a9f6ba035b301b5604158c352884e08e83514cda3cb

SHA512
a74fecaecc1bf7612f3949cb358b53a573d88b8fc0af80b2b268b9d0b69a82e3d736f7357fb6666b25e5e4b8ceaf9ea34f63b7acb6f883846f5ce150f22d72a3

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
05b3d3099d2143ed1bcbe74348d12fbf

SHA1
970e550f510544fc74694f534e36330f11e234c0

SHA256
62c583252a1f152f678a24d154b981ac4687321a682eaaaf0f57262231cef966

SHA512
565d2bc133a5b3279d8f686521d442facac143b680c5018aab2c8d733d1174f10b87f3b24e5c6e3397936bcfd9b93eec7633e311030e39536a64d218d8cc85e3

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

Filesize
11KB

MD5
626e8434f61bf372bab0ec0a3ce22f44

SHA1
be9efc8685347abd7d7c433142e1ba07c078d9eb

SHA256
4e68ec883e1d58e5fe35fad4b1abddd557e0ac0962a4f754c00df7dff846593c

SHA512
6d7091c4d31ecec4240eb8cfe38e77940778f849585e2574218cbb4da28ebdd1d4fd538ac4d0645aa53c11693b8e88c18a734afebb2322eb606aae1b495b95a1

Download Submit