hxxps://t37fff517[.]emailsys1c[.]net/71/2503/59931483/4816e1749b/subscribe/confirmation[.]html

Analysis

max time kernel
101s
max time network
97s
platform
windows10-2004_x64
resource
win10v2004-20231020-en
resource tags

arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system
submitted
30-10-2023 09:30

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

https://t37fff517.emailsys1c.net/71/2503/59931483/4816e1749b/subscribe/confirmation.html

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 6 IoCs

pid	Process
2072	msedge.exe
2072	msedge.exe
3496	msedge.exe
3496	msedge.exe
5004	identity_helper.exe
5004	identity_helper.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 6 IoCs

pid	Process
3496	msedge.exe
3496	msedge.exe
3496	msedge.exe
3496	msedge.exe
3496	msedge.exe
3496	msedge.exe

Suspicious use of FindShellTrayWindow 25 IoCs

pid	Process
3496	msedge.exe
3496	msedge.exe
3496	msedge.exe
3496	msedge.exe
3496	msedge.exe
3496	msedge.exe
3496	msedge.exe
3496	msedge.exe
3496	msedge.exe
3496	msedge.exe
3496	msedge.exe
3496	msedge.exe
3496	msedge.exe
3496	msedge.exe
3496	msedge.exe
3496	msedge.exe
3496	msedge.exe
3496	msedge.exe
3496	msedge.exe
3496	msedge.exe
3496	msedge.exe
3496	msedge.exe
3496	msedge.exe
3496	msedge.exe
3496	msedge.exe

Suspicious use of SendNotifyMessage 24 IoCs

pid	Process
3496	msedge.exe
3496	msedge.exe
3496	msedge.exe
3496	msedge.exe
3496	msedge.exe
3496	msedge.exe
3496	msedge.exe
3496	msedge.exe
3496	msedge.exe
3496	msedge.exe
3496	msedge.exe
3496	msedge.exe
3496	msedge.exe
3496	msedge.exe
3496	msedge.exe
3496	msedge.exe
3496	msedge.exe
3496	msedge.exe
3496	msedge.exe
3496	msedge.exe
3496	msedge.exe
3496	msedge.exe
3496	msedge.exe
3496	msedge.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3496 wrote to memory of 2064	3496	msedge.exe	37
PID 3496 wrote to memory of 2064	3496	msedge.exe	37
PID 3496 wrote to memory of 1808	3496	msedge.exe	88
PID 3496 wrote to memory of 1808	3496	msedge.exe	88
PID 3496 wrote to memory of 1808	3496	msedge.exe	88
PID 3496 wrote to memory of 1808	3496	msedge.exe	88
PID 3496 wrote to memory of 1808	3496	msedge.exe	88
PID 3496 wrote to memory of 1808	3496	msedge.exe	88
PID 3496 wrote to memory of 1808	3496	msedge.exe	88
PID 3496 wrote to memory of 1808	3496	msedge.exe	88
PID 3496 wrote to memory of 1808	3496	msedge.exe	88
PID 3496 wrote to memory of 1808	3496	msedge.exe	88
PID 3496 wrote to memory of 1808	3496	msedge.exe	88
PID 3496 wrote to memory of 1808	3496	msedge.exe	88
PID 3496 wrote to memory of 1808	3496	msedge.exe	88
PID 3496 wrote to memory of 1808	3496	msedge.exe	88
PID 3496 wrote to memory of 1808	3496	msedge.exe	88
PID 3496 wrote to memory of 1808	3496	msedge.exe	88
PID 3496 wrote to memory of 1808	3496	msedge.exe	88
PID 3496 wrote to memory of 1808	3496	msedge.exe	88
PID 3496 wrote to memory of 1808	3496	msedge.exe	88
PID 3496 wrote to memory of 1808	3496	msedge.exe	88
PID 3496 wrote to memory of 1808	3496	msedge.exe	88
PID 3496 wrote to memory of 1808	3496	msedge.exe	88
PID 3496 wrote to memory of 1808	3496	msedge.exe	88
PID 3496 wrote to memory of 1808	3496	msedge.exe	88
PID 3496 wrote to memory of 1808	3496	msedge.exe	88
PID 3496 wrote to memory of 1808	3496	msedge.exe	88
PID 3496 wrote to memory of 1808	3496	msedge.exe	88
PID 3496 wrote to memory of 1808	3496	msedge.exe	88
PID 3496 wrote to memory of 1808	3496	msedge.exe	88
PID 3496 wrote to memory of 1808	3496	msedge.exe	88
PID 3496 wrote to memory of 1808	3496	msedge.exe	88
PID 3496 wrote to memory of 1808	3496	msedge.exe	88
PID 3496 wrote to memory of 1808	3496	msedge.exe	88
PID 3496 wrote to memory of 1808	3496	msedge.exe	88
PID 3496 wrote to memory of 1808	3496	msedge.exe	88
PID 3496 wrote to memory of 1808	3496	msedge.exe	88
PID 3496 wrote to memory of 1808	3496	msedge.exe	88
PID 3496 wrote to memory of 1808	3496	msedge.exe	88
PID 3496 wrote to memory of 1808	3496	msedge.exe	88
PID 3496 wrote to memory of 1808	3496	msedge.exe	88
PID 3496 wrote to memory of 2072	3496	msedge.exe	89
PID 3496 wrote to memory of 2072	3496	msedge.exe	89
PID 3496 wrote to memory of 3308	3496	msedge.exe	90
PID 3496 wrote to memory of 3308	3496	msedge.exe	90
PID 3496 wrote to memory of 3308	3496	msedge.exe	90
PID 3496 wrote to memory of 3308	3496	msedge.exe	90
PID 3496 wrote to memory of 3308	3496	msedge.exe	90
PID 3496 wrote to memory of 3308	3496	msedge.exe	90
PID 3496 wrote to memory of 3308	3496	msedge.exe	90
PID 3496 wrote to memory of 3308	3496	msedge.exe	90
PID 3496 wrote to memory of 3308	3496	msedge.exe	90
PID 3496 wrote to memory of 3308	3496	msedge.exe	90
PID 3496 wrote to memory of 3308	3496	msedge.exe	90
PID 3496 wrote to memory of 3308	3496	msedge.exe	90
PID 3496 wrote to memory of 3308	3496	msedge.exe	90
PID 3496 wrote to memory of 3308	3496	msedge.exe	90
PID 3496 wrote to memory of 3308	3496	msedge.exe	90
PID 3496 wrote to memory of 3308	3496	msedge.exe	90
PID 3496 wrote to memory of 3308	3496	msedge.exe	90
PID 3496 wrote to memory of 3308	3496	msedge.exe	90
PID 3496 wrote to memory of 3308	3496	msedge.exe	90
PID 3496 wrote to memory of 3308	3496	msedge.exe	90

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument https://t37fff517.emailsys1c.net/71/2503/59931483/4816e1749b/subscribe/confirmation.html
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:3496
- 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,0x100,0x104,0xd8,0x108,0x7ffed78b46f8,0x7ffed78b4708,0x7ffed78b4718
  2⤵
  PID:2064
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2164,8286350596680442789,3243584148402165736,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2176 /prefetch:2
  2⤵
  PID:1808
- 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=2164,8286350596680442789,3243584148402165736,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2228 /prefetch:3
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2072
- 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=2164,8286350596680442789,3243584148402165736,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2908 /prefetch:8
  2⤵
  PID:3308
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2164,8286350596680442789,3243584148402165736,131072 --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:1992
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2164,8286350596680442789,3243584148402165736,131072 --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=3448 /prefetch:1
  2⤵
  PID:2056
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2164,8286350596680442789,3243584148402165736,131072 --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=8 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4484 /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=2164,8286350596680442789,3243584148402165736,131072 --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=4620 /prefetch:1
  2⤵
  PID:1232
- 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=2164,8286350596680442789,3243584148402165736,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5584 /prefetch:8
  2⤵
  PID:5064
- 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=2164,8286350596680442789,3243584148402165736,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5584 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:5004
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2164,8286350596680442789,3243584148402165736,131072 --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=5468 /prefetch:1
  2⤵
  PID:3420
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2164,8286350596680442789,3243584148402165736,131072 --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=5448 /prefetch:1
  2⤵
  PID:412

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:772

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3456

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

Loading Replay Monitor...

Downloads

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

Filesize
152B

MD5
6dded92ec95cf9f22410bdeac841a00d

SHA1
83c32c23d53c59d654868f0b2a5c6be0a46249c2

SHA256
1840d5c60c79874359414677662439087173c575d814c07ebe661ae1cebb639e

SHA512
e13df653c0364be2b61619fe3d46799e10a565b41f33d3ce15e50397f8f9aa328e8c821212efe10cfe3b8283c1e8c7e9eb15f9674fc456837d6ee8c38bc8b0d8

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

Filesize
192B

MD5
07609146346d0da32b3f5a640263e35b

SHA1
51ee1f21f240119893b9a2796122d894cdab14bc

SHA256
973aa204df995f2e9a67c1286f6b08ff1f21e8d61e3d1b5e3b1e20364196d5ab

SHA512
0c08bb8cfc7f92de6ad55b6a80ca116997c73418b3e9f590057a6fc95f619e0466bc57435f3670144609f7483f9a2ffa5df03e4c938f32f7ad623e261549fd07

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

Filesize
111B

MD5
285252a2f6327d41eab203dc2f402c67

SHA1
acedb7ba5fbc3ce914a8bf386a6f72ca7baa33c6

SHA256
5dfc321417fc31359f23320ea68014ebfd793c5bbed55f77dab4180bbd4a2026

SHA512
11ce7cb484fee66894e63c31db0d6b7ef66ad0327d4e7e2eb85f3bcc2e836a3a522c68d681e84542e471e54f765e091efe1ee4065641b0299b15613eb32dcc0d

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

Filesize
6KB

MD5
fd62dbba42b6e855dd4f4bba9b06a5f1

SHA1
fc797d4c1798881c75d60f528300555bbe1e6552

SHA256
8be77fc00ce38ac80f814a26f1124f84ec113822d1f05184f725f84ef5ce5586

SHA512
f937cf428b5c16468355f5435aaa294fe6dd59dd43cd35c6425b64906efef1260bd3ab38e4e3c9f359a6f2d2008f943d57c1edaeafa7d6a2ab840beaef21e009

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

Filesize
5KB

MD5
b0dcb8ec6404bf5e5e0de008352d3fe7

SHA1
ca2779803489d530eaf8cd0b6e04bdf86e66331e

SHA256
834fe3be332372f87261523db9b8e5cc7eae040732c9e14f20ef212e5817f37b

SHA512
199474d1d32859df6f0c682760cd8619b469776d3ff74162305e81a307e1565f832ec5abf8218ed7c2fdfa6ebf11c0092c75628c06ad9268d2565e49fea7798e

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

Filesize
24KB

MD5
e05436aebb117e9919978ca32bbcefd9

SHA1
97b2af055317952ce42308ea69b82301320eb962

SHA256
cc9bd0953e70356e31a957ad9a9b1926f5e2a9f6a297cdef303ac693a2a86b7f

SHA512
11328e9514ffaa3c1eab84fae06595d75c8503bd5601adfd806182d46065752885a871b738439b356d1bb2c1ac71fc81e9d46bd2d0daa1b2ba0f40543bf952b9

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
d0fa6b08ba485f116e62261a50e1c3ef

SHA1
4264084fee0b16a9cb75367adbbd4cbd098a9a77

SHA256
01a87f350ef120895b88154be4fe0727e5fc174950b36bbd3d6b8a381fe4bbca

SHA512
b816da4813f060101bf54831e359bfeecf5e2a669f5c6c47443701a39dc03e7aac0b36db2bcdb5c33a1d75a56ed6638e6f2233a8dc4ae5f8e330d2505cf19f90

Download Submit