hxxps://stemscommunity[.]com/activation/id=15615238573

Analysis

max time kernel
149s
max time network
151s
platform
windows11-21h2_x64
resource
win11-20241007-en
resource tags

arch:x64arch:x86image:win11-20241007-enlocale:en-usos:windows11-21h2-x64system
submitted
24/01/2025, 13:14

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General

Target

https://stemscommunity.com/activation/id=15615238573

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 12 IoCs

pid	Process
3268	msedge.exe
3268	msedge.exe
888	msedge.exe
888	msedge.exe
3056	msedge.exe
3056	msedge.exe
2296	identity_helper.exe
2296	identity_helper.exe
4056	msedge.exe
4056	msedge.exe
4056	msedge.exe
4056	msedge.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 6 IoCs

pid	Process
888	msedge.exe
888	msedge.exe
888	msedge.exe
888	msedge.exe
888	msedge.exe
888	msedge.exe

Suspicious use of FindShellTrayWindow 25 IoCs

pid	Process
888	msedge.exe
888	msedge.exe
888	msedge.exe
888	msedge.exe
888	msedge.exe
888	msedge.exe
888	msedge.exe
888	msedge.exe
888	msedge.exe
888	msedge.exe
888	msedge.exe
888	msedge.exe
888	msedge.exe
888	msedge.exe
888	msedge.exe
888	msedge.exe
888	msedge.exe
888	msedge.exe
888	msedge.exe
888	msedge.exe
888	msedge.exe
888	msedge.exe
888	msedge.exe
888	msedge.exe
888	msedge.exe

Suspicious use of SendNotifyMessage 12 IoCs

pid	Process
888	msedge.exe
888	msedge.exe
888	msedge.exe
888	msedge.exe
888	msedge.exe
888	msedge.exe
888	msedge.exe
888	msedge.exe
888	msedge.exe
888	msedge.exe
888	msedge.exe
888	msedge.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 888 wrote to memory of 244	888	msedge.exe	77
PID 888 wrote to memory of 244	888	msedge.exe	77
PID 888 wrote to memory of 3640	888	msedge.exe	78
PID 888 wrote to memory of 3640	888	msedge.exe	78
PID 888 wrote to memory of 3640	888	msedge.exe	78
PID 888 wrote to memory of 3640	888	msedge.exe	78
PID 888 wrote to memory of 3640	888	msedge.exe	78
PID 888 wrote to memory of 3640	888	msedge.exe	78
PID 888 wrote to memory of 3640	888	msedge.exe	78
PID 888 wrote to memory of 3640	888	msedge.exe	78
PID 888 wrote to memory of 3640	888	msedge.exe	78
PID 888 wrote to memory of 3640	888	msedge.exe	78
PID 888 wrote to memory of 3640	888	msedge.exe	78
PID 888 wrote to memory of 3640	888	msedge.exe	78
PID 888 wrote to memory of 3640	888	msedge.exe	78
PID 888 wrote to memory of 3640	888	msedge.exe	78
PID 888 wrote to memory of 3640	888	msedge.exe	78
PID 888 wrote to memory of 3640	888	msedge.exe	78
PID 888 wrote to memory of 3640	888	msedge.exe	78
PID 888 wrote to memory of 3640	888	msedge.exe	78
PID 888 wrote to memory of 3640	888	msedge.exe	78
PID 888 wrote to memory of 3640	888	msedge.exe	78
PID 888 wrote to memory of 3640	888	msedge.exe	78
PID 888 wrote to memory of 3640	888	msedge.exe	78
PID 888 wrote to memory of 3640	888	msedge.exe	78
PID 888 wrote to memory of 3640	888	msedge.exe	78
PID 888 wrote to memory of 3640	888	msedge.exe	78
PID 888 wrote to memory of 3640	888	msedge.exe	78
PID 888 wrote to memory of 3640	888	msedge.exe	78
PID 888 wrote to memory of 3640	888	msedge.exe	78
PID 888 wrote to memory of 3640	888	msedge.exe	78
PID 888 wrote to memory of 3640	888	msedge.exe	78
PID 888 wrote to memory of 3640	888	msedge.exe	78
PID 888 wrote to memory of 3640	888	msedge.exe	78
PID 888 wrote to memory of 3640	888	msedge.exe	78
PID 888 wrote to memory of 3640	888	msedge.exe	78
PID 888 wrote to memory of 3640	888	msedge.exe	78
PID 888 wrote to memory of 3640	888	msedge.exe	78
PID 888 wrote to memory of 3640	888	msedge.exe	78
PID 888 wrote to memory of 3640	888	msedge.exe	78
PID 888 wrote to memory of 3640	888	msedge.exe	78
PID 888 wrote to memory of 3640	888	msedge.exe	78
PID 888 wrote to memory of 3268	888	msedge.exe	79
PID 888 wrote to memory of 3268	888	msedge.exe	79
PID 888 wrote to memory of 2836	888	msedge.exe	80
PID 888 wrote to memory of 2836	888	msedge.exe	80
PID 888 wrote to memory of 2836	888	msedge.exe	80
PID 888 wrote to memory of 2836	888	msedge.exe	80
PID 888 wrote to memory of 2836	888	msedge.exe	80
PID 888 wrote to memory of 2836	888	msedge.exe	80
PID 888 wrote to memory of 2836	888	msedge.exe	80
PID 888 wrote to memory of 2836	888	msedge.exe	80
PID 888 wrote to memory of 2836	888	msedge.exe	80
PID 888 wrote to memory of 2836	888	msedge.exe	80
PID 888 wrote to memory of 2836	888	msedge.exe	80
PID 888 wrote to memory of 2836	888	msedge.exe	80
PID 888 wrote to memory of 2836	888	msedge.exe	80
PID 888 wrote to memory of 2836	888	msedge.exe	80
PID 888 wrote to memory of 2836	888	msedge.exe	80
PID 888 wrote to memory of 2836	888	msedge.exe	80
PID 888 wrote to memory of 2836	888	msedge.exe	80
PID 888 wrote to memory of 2836	888	msedge.exe	80
PID 888 wrote to memory of 2836	888	msedge.exe	80
PID 888 wrote to memory of 2836	888	msedge.exe	80

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --start-maximized --single-argument https://stemscommunity.com/activation/id=15615238573
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:888
- 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=90.0.4430.212 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --annotation=plat=Win64 "--annotation=prod=Microsoft Edge" --annotation=ver=90.0.818.66 --initial-client-data=0x100,0x104,0x108,0xdc,0x10c,0x7ffca7a33cb8,0x7ffca7a33cc8,0x7ffca7a33cd8
  2⤵
  PID:244
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=1828,14796678719960405010,15384287856778607800,131072 --gpu-preferences=SAAAAAAAAADgAAAwAAAAAAAAAAAAAAAAAABgAAAAAAAoAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAB4AAAAAAAAAHgAAAAAAAAAKAAAAAQAAAAgAAAAAAAAACgAAAAAAAAAMAAAAAAAAAA4AAAAAAAAABAAAAAAAAAAAAAAAAUAAAAQAAAAAAAAAAAAAAAGAAAAEAAAAAAAAAABAAAABQAAABAAAAAAAAAAAQAAAAYAAAAIAAAAAAAAAAgAAAAAAAAA --mojo-platform-channel-handle=1904 /prefetch:2
  2⤵
  PID:3640
- 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=1828,14796678719960405010,15384287856778607800,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2256 /prefetch:3
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:3268
- 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=1828,14796678719960405010,15384287856778607800,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2616 /prefetch:8
  2⤵
  PID:2836
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1828,14796678719960405010,15384287856778607800,131072 --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=3280 /prefetch:1
  2⤵
  PID:3052
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1828,14796678719960405010,15384287856778607800,131072 --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=3468 /prefetch:1
  2⤵
  PID:4944
- 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.UtilWin --field-trial-handle=1828,14796678719960405010,15384287856778607800,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5284 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:3056
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1828,14796678719960405010,15384287856778607800,131072 --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=2432 /prefetch:1
  2⤵
  PID:4184
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1828,14796678719960405010,15384287856778607800,131072 --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=5332 /prefetch:1
  2⤵
  PID:4932
- C:\Program Files (x86)\Microsoft\Edge\Application\90.0.818.66\identity_helper.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\90.0.818.66\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --field-trial-handle=1828,14796678719960405010,15384287856778607800,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5728 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2296
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1828,14796678719960405010,15384287856778607800,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=11 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4796 /prefetch:1
  2⤵
  PID:3432
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1828,14796678719960405010,15384287856778607800,131072 --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=12 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5260 /prefetch:1
  2⤵
  PID:880
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=1828,14796678719960405010,15384287856778607800,131072 --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=10.0.22000.1 --gpu-preferences=SAAAAAAAAADoAAAwAAAAAAAAAAAAAAAAAABgAAAQAAAoAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAB4AAAAAAAAAHgAAAAAAAAAKAAAAAQAAAAgAAAAAAAAACgAAAAAAAAAMAAAAAAAAAA4AAAAAAAAABAAAAAAAAAAAAAAAAUAAAAQAAAAAAAAAAAAAAAGAAAAEAAAAAAAAAABAAAABQAAABAAAAAAAAAAAQAAAAYAAAAIAAAAAAAAAAgAAAAAAAAA --mojo-platform-channel-handle=5024 /prefetch:2
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:4056

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4320

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2308

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
554d6d27186fa7d6762d95dde7a17584

SHA1
93ea7b20b8fae384cf0be0d65e4295097112fdca

SHA256
2fa6145571e1f1ece9850a1ac94661213d3e0d82f1cef7ac1286ff6b2c2017cb

SHA512
57d9008ccabc315bd0e829b19fe91e24bab6ef20bcfab651b937b0f38eec840b58d0aed092a3bbedd2d6a95d5c150372a1e51087572de55672172adc1fc468a7

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

Filesize
152B

MD5
a28bb0d36049e72d00393056dce10a26

SHA1
c753387b64cc15c0efc80084da393acdb4fc01d0

SHA256
684d797e28b7fd86af84bfb217d190e4f5e03d92092d988a6091b2c7bbbd67c1

SHA512
20940fee33aa2194c36a3db92d4fd314ce7eacc2aa745abec62aa031c2a53ba4ff89f2568626e7bd2536090175f8d045c3bb52c5faa5ecc8da8410ab5fc519f7

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

Filesize
475B

MD5
60a56af974a9bbc9ecc2bf244b6787cf

SHA1
af43cf3fd6f78301495137afc07a94c1bf30153e

SHA256
9a03565171737f07d53d6aadebae83ab9a3feabcdebc84ee21f30aa25c3b541a

SHA512
b9b6f46b0d43c1e5c1a90be7f2912413ca46dff7a238641ae4f135844a6547cb20399410dbe173ae4ebe42e7bb459e7ab491fa5534a1e98cbeaee714b729bd86

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

Filesize
5KB

MD5
f3aae160d80f8f4c91ec2c30a76f2a3a

SHA1
2dd3adc1ea350c57e532a6b941c6dd73dd8d4e90

SHA256
6bd0f69852e9e494915bfa80821edb9907ff2fb732fe993a400ba92a1751ca8c

SHA512
621c2ee8010c0229d4fa2cab1c7c7bf42ea6d4792ccf6344158e1735058de0123b6e70d98bfd4808dc474773bb2f843165307142166399a7042287f62677ce78

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

Filesize
6KB

MD5
1f6297c63cbae7a3adf30bdf7bcb74ea

SHA1
d32a4d3c6df71841458e376794088244deba84ec

SHA256
029663348a810bd16efec46ee5e5765e3cbad37895092f5befbaeb957718edc3

SHA512
710ab627e6baf566a7d1e52f5cbb8f0d6760fb8b765f15668ba665703ee5a23f0938fe21503315fa2043199855633c8e0ea29aa237ee4c1fdc4532ab4cad3f02

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

Filesize
16B

MD5
46295cac801e5d4857d09837238a6394

SHA1
44e0fa1b517dbf802b18faf0785eeea6ac51594b

SHA256
0f1bad70c7bd1e0a69562853ec529355462fcd0423263a3d39d6d0d70b780443

SHA512
8969402593f927350e2ceb4b5bc2a277f3754697c1961e3d6237da322257fbab42909e1a742e22223447f3a4805f8d8ef525432a7c3515a549e984d3eff72b23

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

Filesize
16B

MD5
206702161f94c5cd39fadd03f4014d98

SHA1
bd8bfc144fb5326d21bd1531523d9fb50e1b600a

SHA256
1005a525006f148c86efcbfb36c6eac091b311532448010f70f7de9a68007167

SHA512
0af09f26941b11991c750d1a2b525c39a8970900e98cba96fd1b55dbf93fee79e18b8aab258f48b4f7bda40d059629bc7770d84371235cdb1352a4f17f80e145

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

Filesize
10KB

MD5
6f425e60c3d51bc63145c1c41ebaafc5

SHA1
7e9695e8fdeca9452df457a27d7ecd2e0c210f4d

SHA256
78a70d2f482a2447eb710f2c23b42b02723cd69775d98e332e725ac381849ff9

SHA512
3dc3f536c7e01649a3da7de887e324b19fd8471b8d4e4f2adc1965b912d5b3af58dcad0d09dbab79219ff9131cd1b7c97c1a3a5295f4145602eff9dfcb77c0fb

Download Submit