hxxps://www[.]microsoft[.]com/microsoft-teams/join-a-meeting

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
17/05/2024, 07:04

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General

Target

https://www.microsoft.com/microsoft-teams/join-a-meeting

Score

1^/10

Malware Config

Signatures

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
2064	msedge.exe
2064	msedge.exe
3632	msedge.exe
3632	msedge.exe
1940	identity_helper.exe
1940	identity_helper.exe
1764	msedge.exe
1764	msedge.exe
1764	msedge.exe
1764	msedge.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 8 IoCs

pid	Process
3632	msedge.exe
3632	msedge.exe
3632	msedge.exe
3632	msedge.exe
3632	msedge.exe
3632	msedge.exe
3632	msedge.exe
3632	msedge.exe

Suspicious use of FindShellTrayWindow 25 IoCs

pid	Process
3632	msedge.exe
3632	msedge.exe
3632	msedge.exe
3632	msedge.exe
3632	msedge.exe
3632	msedge.exe
3632	msedge.exe
3632	msedge.exe
3632	msedge.exe
3632	msedge.exe
3632	msedge.exe
3632	msedge.exe
3632	msedge.exe
3632	msedge.exe
3632	msedge.exe
3632	msedge.exe
3632	msedge.exe
3632	msedge.exe
3632	msedge.exe
3632	msedge.exe
3632	msedge.exe
3632	msedge.exe
3632	msedge.exe
3632	msedge.exe
3632	msedge.exe

Suspicious use of SendNotifyMessage 24 IoCs

pid	Process
3632	msedge.exe
3632	msedge.exe
3632	msedge.exe
3632	msedge.exe
3632	msedge.exe
3632	msedge.exe
3632	msedge.exe
3632	msedge.exe
3632	msedge.exe
3632	msedge.exe
3632	msedge.exe
3632	msedge.exe
3632	msedge.exe
3632	msedge.exe
3632	msedge.exe
3632	msedge.exe
3632	msedge.exe
3632	msedge.exe
3632	msedge.exe
3632	msedge.exe
3632	msedge.exe
3632	msedge.exe
3632	msedge.exe
3632	msedge.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3632 wrote to memory of 64	3632	msedge.exe	83
PID 3632 wrote to memory of 64	3632	msedge.exe	83
PID 3632 wrote to memory of 3872	3632	msedge.exe	84
PID 3632 wrote to memory of 3872	3632	msedge.exe	84
PID 3632 wrote to memory of 3872	3632	msedge.exe	84
PID 3632 wrote to memory of 3872	3632	msedge.exe	84
PID 3632 wrote to memory of 3872	3632	msedge.exe	84
PID 3632 wrote to memory of 3872	3632	msedge.exe	84
PID 3632 wrote to memory of 3872	3632	msedge.exe	84
PID 3632 wrote to memory of 3872	3632	msedge.exe	84
PID 3632 wrote to memory of 3872	3632	msedge.exe	84
PID 3632 wrote to memory of 3872	3632	msedge.exe	84
PID 3632 wrote to memory of 3872	3632	msedge.exe	84
PID 3632 wrote to memory of 3872	3632	msedge.exe	84
PID 3632 wrote to memory of 3872	3632	msedge.exe	84
PID 3632 wrote to memory of 3872	3632	msedge.exe	84
PID 3632 wrote to memory of 3872	3632	msedge.exe	84
PID 3632 wrote to memory of 3872	3632	msedge.exe	84
PID 3632 wrote to memory of 3872	3632	msedge.exe	84
PID 3632 wrote to memory of 3872	3632	msedge.exe	84
PID 3632 wrote to memory of 3872	3632	msedge.exe	84
PID 3632 wrote to memory of 3872	3632	msedge.exe	84
PID 3632 wrote to memory of 3872	3632	msedge.exe	84
PID 3632 wrote to memory of 3872	3632	msedge.exe	84
PID 3632 wrote to memory of 3872	3632	msedge.exe	84
PID 3632 wrote to memory of 3872	3632	msedge.exe	84
PID 3632 wrote to memory of 3872	3632	msedge.exe	84
PID 3632 wrote to memory of 3872	3632	msedge.exe	84
PID 3632 wrote to memory of 3872	3632	msedge.exe	84
PID 3632 wrote to memory of 3872	3632	msedge.exe	84
PID 3632 wrote to memory of 3872	3632	msedge.exe	84
PID 3632 wrote to memory of 3872	3632	msedge.exe	84
PID 3632 wrote to memory of 3872	3632	msedge.exe	84
PID 3632 wrote to memory of 3872	3632	msedge.exe	84
PID 3632 wrote to memory of 3872	3632	msedge.exe	84
PID 3632 wrote to memory of 3872	3632	msedge.exe	84
PID 3632 wrote to memory of 3872	3632	msedge.exe	84
PID 3632 wrote to memory of 3872	3632	msedge.exe	84
PID 3632 wrote to memory of 3872	3632	msedge.exe	84
PID 3632 wrote to memory of 3872	3632	msedge.exe	84
PID 3632 wrote to memory of 3872	3632	msedge.exe	84
PID 3632 wrote to memory of 3872	3632	msedge.exe	84
PID 3632 wrote to memory of 2064	3632	msedge.exe	85
PID 3632 wrote to memory of 2064	3632	msedge.exe	85
PID 3632 wrote to memory of 860	3632	msedge.exe	86
PID 3632 wrote to memory of 860	3632	msedge.exe	86
PID 3632 wrote to memory of 860	3632	msedge.exe	86
PID 3632 wrote to memory of 860	3632	msedge.exe	86
PID 3632 wrote to memory of 860	3632	msedge.exe	86
PID 3632 wrote to memory of 860	3632	msedge.exe	86
PID 3632 wrote to memory of 860	3632	msedge.exe	86
PID 3632 wrote to memory of 860	3632	msedge.exe	86
PID 3632 wrote to memory of 860	3632	msedge.exe	86
PID 3632 wrote to memory of 860	3632	msedge.exe	86
PID 3632 wrote to memory of 860	3632	msedge.exe	86
PID 3632 wrote to memory of 860	3632	msedge.exe	86
PID 3632 wrote to memory of 860	3632	msedge.exe	86
PID 3632 wrote to memory of 860	3632	msedge.exe	86
PID 3632 wrote to memory of 860	3632	msedge.exe	86
PID 3632 wrote to memory of 860	3632	msedge.exe	86
PID 3632 wrote to memory of 860	3632	msedge.exe	86
PID 3632 wrote to memory of 860	3632	msedge.exe	86
PID 3632 wrote to memory of 860	3632	msedge.exe	86
PID 3632 wrote to memory of 860	3632	msedge.exe	86

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument https://www.microsoft.com/microsoft-teams/join-a-meeting
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:3632
- 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,0x100,0x104,0xd8,0x108,0x7fff485c46f8,0x7fff485c4708,0x7fff485c4718
  2⤵
  PID:64
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2024,7324068681435879820,13327905352858548783,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2052 /prefetch:2
  2⤵
  PID:3872
- 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=2024,7324068681435879820,13327905352858548783,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2164 /prefetch:3
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2064
- 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=2024,7324068681435879820,13327905352858548783,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2844 /prefetch:8
  2⤵
  PID:860
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2024,7324068681435879820,13327905352858548783,131072 --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=3320 /prefetch:1
  2⤵
  PID:2908
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2024,7324068681435879820,13327905352858548783,131072 --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=3364 /prefetch:1
  2⤵
  PID:4072
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2024,7324068681435879820,13327905352858548783,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=7 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4592 /prefetch:1
  2⤵
  PID:4828
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2024,7324068681435879820,13327905352858548783,131072 --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=4772 /prefetch:1
  2⤵
  PID:4048
- 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=2024,7324068681435879820,13327905352858548783,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=3368 /prefetch:8
  2⤵
  PID:588
- 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=2024,7324068681435879820,13327905352858548783,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=3368 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:1940
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2024,7324068681435879820,13327905352858548783,131072 --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=5276 /prefetch:1
  2⤵
  PID:4148
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2024,7324068681435879820,13327905352858548783,131072 --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=5244 /prefetch:1
  2⤵
  PID:1516
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2024,7324068681435879820,13327905352858548783,131072 --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=4568 /prefetch:1
  2⤵
  PID:2512
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2024,7324068681435879820,13327905352858548783,131072 --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=13 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5540 /prefetch:1
  2⤵
  PID:2884
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2024,7324068681435879820,13327905352858548783,131072 --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=4824 /prefetch:2
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:1764

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:460

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4264

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

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
f61fa5143fe872d1d8f1e9f8dc6544f9

SHA1
df44bab94d7388fb38c63085ec4db80cfc5eb009

SHA256
284a24b5b40860240db00ef3ae6a33c9fa8349ab5490a634e27b2c6e9a191c64

SHA512
971000784a6518bb39c5cf043292c7ab659162275470f5f6b632ea91a6bcae83bc80517ceb983dd5abfe8fb4e157344cb65c27e609a879eec00b33c5fad563a6

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

Filesize
152B

MD5
87f7abeb82600e1e640b843ad50fe0a1

SHA1
045bbada3f23fc59941bf7d0210fb160cb78ae87

SHA256
b35d6906050d90a81d23646f86c20a8f5d42f058ffc6436fb0a2b8bd71ee1262

SHA512
ea8e7f24ab823ad710ce079c86c40aa957353a00d2775732c23e31be88a10d212e974c4691279aa86016c4660f5795febf739a15207833df6ed964a9ed99d618

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Code Cache\js\index-dir\the-real-index

Filesize
840B

MD5
ba55054a3b4d0cdaef45c6384361d512

SHA1
a34a24701101b9766cf884c796309e93336a5d2d

SHA256
67a4d13f063a478f3100381c535c82857610d7394a52981458a65990428cd13d

SHA512
051239b4c9e3baf0fa868f5c21599fcbdb310c143a6971afa7def9abc0cf3e68c39441d5a00e50098170e83803f94e3b32bb1c937dd97b623ba5e4464fb721fc

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

Filesize
1KB

MD5
576ad2147b355ba9f53b36fca9de88a4

SHA1
bcaf0acf569ef421200e000c53cfb56547e9aa2a

SHA256
c416d1f8dadc948f42cc8a3e15a06bdc58a3655b23ffec5c05d91b0fdd5f6956

SHA512
aab61140588481055261b307554d4fe68ddf41e9b1f571158250fe722f9809e6f4ee2f90d1604aa14ca7318337a8c89cbd3d7bc29fccab56f46f59d9fd678533

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

Filesize
5KB

MD5
bfe541281956ea1d9539cf5864983125

SHA1
6db774f01cf2632cfd34abb6e591245d62297aa9

SHA256
8ff2f4f3395b79648f10886de7f43acaf06a022cb78fc4f6da0027a3be8ab1d9

SHA512
edba816dc1fcd2fc521783adfd6dcb7f4d4abe8adfd76d970a12beef7e7ae0e6ebab70a4835cd4f3cc673b5833f827a2f08ed4752b7bdd86d8caf08289ee3e0b

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

Filesize
6KB

MD5
cad48941479b6c69ddea8c7b2c1b6631

SHA1
6392e0be86ae0c0b260cf36c688dbb3ee0380016

SHA256
c5423aad95fc602d21c132783e6f4bc0ba8be5721a5f08b4d25c98d0ede56d42

SHA512
89684b648d85966a6245c28cb4b13da73a2309ee4496bb41e2f59185c0f87081a664ae0ee562667999737dcdee604ed19befa80004f5314d38f5134cc588d783

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
d3dfc9c3701e60363f7e5fd0734069ac

SHA1
72901eaa9e5f98c688c3c6cbbcc1149c65ea47ed

SHA256
9359584a58fb37fad25513bd954670f559e59fe4369b0cdc24cba8192da4f3e3

SHA512
621af8ed6bdd41c183a9f3ae5c959489b5e568267bfff01bb6c17b5ec14069f56bffeda72293e37b20c8aa56d3dfddf6f2c3bad9539fa08fe4c65e0467c47114

Download Submit