hxxps://www2[.]serrala[.]com/client-newsletter-preferences[.]html

Analysis

max time kernel
148s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20231023-en
resource tags

arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system
submitted
02/11/2023, 08:57

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General

Target

https://www2.serrala.com/client-newsletter-preferences.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 10 IoCs

pid	Process
3184	msedge.exe
3184	msedge.exe
3780	msedge.exe
3780	msedge.exe
2528	identity_helper.exe
2528	identity_helper.exe
4372	msedge.exe
4372	msedge.exe
4372	msedge.exe
4372	msedge.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 6 IoCs

pid	Process
3780	msedge.exe
3780	msedge.exe
3780	msedge.exe
3780	msedge.exe
3780	msedge.exe
3780	msedge.exe

Suspicious use of FindShellTrayWindow 25 IoCs

pid	Process
3780	msedge.exe
3780	msedge.exe
3780	msedge.exe
3780	msedge.exe
3780	msedge.exe
3780	msedge.exe
3780	msedge.exe
3780	msedge.exe
3780	msedge.exe
3780	msedge.exe
3780	msedge.exe
3780	msedge.exe
3780	msedge.exe
3780	msedge.exe
3780	msedge.exe
3780	msedge.exe
3780	msedge.exe
3780	msedge.exe
3780	msedge.exe
3780	msedge.exe
3780	msedge.exe
3780	msedge.exe
3780	msedge.exe
3780	msedge.exe
3780	msedge.exe

Suspicious use of SendNotifyMessage 24 IoCs

pid	Process
3780	msedge.exe
3780	msedge.exe
3780	msedge.exe
3780	msedge.exe
3780	msedge.exe
3780	msedge.exe
3780	msedge.exe
3780	msedge.exe
3780	msedge.exe
3780	msedge.exe
3780	msedge.exe
3780	msedge.exe
3780	msedge.exe
3780	msedge.exe
3780	msedge.exe
3780	msedge.exe
3780	msedge.exe
3780	msedge.exe
3780	msedge.exe
3780	msedge.exe
3780	msedge.exe
3780	msedge.exe
3780	msedge.exe
3780	msedge.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3780 wrote to memory of 2060	3780	msedge.exe	76
PID 3780 wrote to memory of 2060	3780	msedge.exe	76
PID 3780 wrote to memory of 5088	3780	msedge.exe	85
PID 3780 wrote to memory of 5088	3780	msedge.exe	85
PID 3780 wrote to memory of 5088	3780	msedge.exe	85
PID 3780 wrote to memory of 5088	3780	msedge.exe	85
PID 3780 wrote to memory of 5088	3780	msedge.exe	85
PID 3780 wrote to memory of 5088	3780	msedge.exe	85
PID 3780 wrote to memory of 5088	3780	msedge.exe	85
PID 3780 wrote to memory of 5088	3780	msedge.exe	85
PID 3780 wrote to memory of 5088	3780	msedge.exe	85
PID 3780 wrote to memory of 5088	3780	msedge.exe	85
PID 3780 wrote to memory of 5088	3780	msedge.exe	85
PID 3780 wrote to memory of 5088	3780	msedge.exe	85
PID 3780 wrote to memory of 5088	3780	msedge.exe	85
PID 3780 wrote to memory of 5088	3780	msedge.exe	85
PID 3780 wrote to memory of 5088	3780	msedge.exe	85
PID 3780 wrote to memory of 5088	3780	msedge.exe	85
PID 3780 wrote to memory of 5088	3780	msedge.exe	85
PID 3780 wrote to memory of 5088	3780	msedge.exe	85
PID 3780 wrote to memory of 5088	3780	msedge.exe	85
PID 3780 wrote to memory of 5088	3780	msedge.exe	85
PID 3780 wrote to memory of 5088	3780	msedge.exe	85
PID 3780 wrote to memory of 5088	3780	msedge.exe	85
PID 3780 wrote to memory of 5088	3780	msedge.exe	85
PID 3780 wrote to memory of 5088	3780	msedge.exe	85
PID 3780 wrote to memory of 5088	3780	msedge.exe	85
PID 3780 wrote to memory of 5088	3780	msedge.exe	85
PID 3780 wrote to memory of 5088	3780	msedge.exe	85
PID 3780 wrote to memory of 5088	3780	msedge.exe	85
PID 3780 wrote to memory of 5088	3780	msedge.exe	85
PID 3780 wrote to memory of 5088	3780	msedge.exe	85
PID 3780 wrote to memory of 5088	3780	msedge.exe	85
PID 3780 wrote to memory of 5088	3780	msedge.exe	85
PID 3780 wrote to memory of 5088	3780	msedge.exe	85
PID 3780 wrote to memory of 5088	3780	msedge.exe	85
PID 3780 wrote to memory of 5088	3780	msedge.exe	85
PID 3780 wrote to memory of 5088	3780	msedge.exe	85
PID 3780 wrote to memory of 5088	3780	msedge.exe	85
PID 3780 wrote to memory of 5088	3780	msedge.exe	85
PID 3780 wrote to memory of 5088	3780	msedge.exe	85
PID 3780 wrote to memory of 5088	3780	msedge.exe	85
PID 3780 wrote to memory of 3184	3780	msedge.exe	86
PID 3780 wrote to memory of 3184	3780	msedge.exe	86
PID 3780 wrote to memory of 1376	3780	msedge.exe	87
PID 3780 wrote to memory of 1376	3780	msedge.exe	87
PID 3780 wrote to memory of 1376	3780	msedge.exe	87
PID 3780 wrote to memory of 1376	3780	msedge.exe	87
PID 3780 wrote to memory of 1376	3780	msedge.exe	87
PID 3780 wrote to memory of 1376	3780	msedge.exe	87
PID 3780 wrote to memory of 1376	3780	msedge.exe	87
PID 3780 wrote to memory of 1376	3780	msedge.exe	87
PID 3780 wrote to memory of 1376	3780	msedge.exe	87
PID 3780 wrote to memory of 1376	3780	msedge.exe	87
PID 3780 wrote to memory of 1376	3780	msedge.exe	87
PID 3780 wrote to memory of 1376	3780	msedge.exe	87
PID 3780 wrote to memory of 1376	3780	msedge.exe	87
PID 3780 wrote to memory of 1376	3780	msedge.exe	87
PID 3780 wrote to memory of 1376	3780	msedge.exe	87
PID 3780 wrote to memory of 1376	3780	msedge.exe	87
PID 3780 wrote to memory of 1376	3780	msedge.exe	87
PID 3780 wrote to memory of 1376	3780	msedge.exe	87
PID 3780 wrote to memory of 1376	3780	msedge.exe	87
PID 3780 wrote to memory of 1376	3780	msedge.exe	87

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument https://www2.serrala.com/client-newsletter-preferences.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:3780
- 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,0x100,0x104,0xd8,0x108,0x7ff867e946f8,0x7ff867e94708,0x7ff867e94718
  2⤵
  PID:2060
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2112,11997876045527749065,12986314007945861701,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2120 /prefetch:2
  2⤵
  PID:5088
- 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=2112,11997876045527749065,12986314007945861701,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2188 /prefetch:3
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:3184
- 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=2112,11997876045527749065,12986314007945861701,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2860 /prefetch:8
  2⤵
  PID:1376
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2112,11997876045527749065,12986314007945861701,131072 --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=3392 /prefetch:1
  2⤵
  PID:2404
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2112,11997876045527749065,12986314007945861701,131072 --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=3368 /prefetch:1
  2⤵
  PID:2140
- 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=2112,11997876045527749065,12986314007945861701,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5848 /prefetch:8
  2⤵
  PID:4516
- 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=2112,11997876045527749065,12986314007945861701,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5848 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2528
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2112,11997876045527749065,12986314007945861701,131072 --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=5136 /prefetch:1
  2⤵
  PID:4272
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2112,11997876045527749065,12986314007945861701,131072 --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=5144 /prefetch:1
  2⤵
  PID:4752
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2112,11997876045527749065,12986314007945861701,131072 --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=4572 /prefetch:1
  2⤵
  PID:4400
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2112,11997876045527749065,12986314007945861701,131072 --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=4900 /prefetch:1
  2⤵
  PID:1556
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2112,11997876045527749065,12986314007945861701,131072 --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=3028 /prefetch:2
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:4372

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2560

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1324

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
6276613a51dae3b747451bc05e24edfa

SHA1
96ff591013fc8d378a9b37ea580d8ec6e98bbde5

SHA256
d17c0519716f5fa61ccf7289220c5e8917a36fbb29e48a86bb1122c9e3fcafb0

SHA512
dc84cd5df4867849039ecea2c98b1aeb435399b9503b1384159b2d08fe180b9f3daadc98f55c6ab28faa1e66dea8abfa4e702232a7027d933b0eca91fcf6b5f3

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

Filesize
408B

MD5
4a690f5da091fdb8d797179bb884534c

SHA1
46e8dbf6014a33789aee394f8ffedd45845b664b

SHA256
626927fd1fb5d6ed65bbbd82298a433339c475b060e416f0f2b234e934cb1b54

SHA512
4bad455a5d6639a018154462f82f7787fd5721d7087c5a6ab28b5575e5d416fd5827806aa1fcee3a0f8a21a1d596a107946bcb86c3c56ca612488a13ea165293

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\Network Persistent State

Filesize
1KB

MD5
97516d6f19c0183e28918dde81fd26ff

SHA1
027bfb5ecc2778c8d4be915c2f6af94a96f4c9a8

SHA256
f028c393afbef6290ed97c9b4673a994b2cc7d1f7ded92e79a670bfb673b434d

SHA512
b1eda9d98f243e970101e4d558fbd65f094eef7b648a264aa37042b50bd9668453a38ba1e80ecbfb602367270ec68a431681f012af9ecfac3670f5378fdfb9fc

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

Filesize
5KB

MD5
a37ce1440cde815fd7e71441cfc55cd2

SHA1
e4835ace7076db43631f4019182242ede2f708cf

SHA256
93f6eb78d4b1c1fee629dd7ff0e2b9f8073567295483bb96fdf7efc589b3009b

SHA512
5ca47890a25024f96c718e0e71888b624ca9f38a57092d57dd79d7b5ec829883821a5aa70ffa89218494c397b2db0a16ba86893089614201fcf3bd70491255d8

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

Filesize
5KB

MD5
e89ae2a0fe658960e3d273785545c178

SHA1
367ddb785c62a110c1466569167a81ad2fca5bc5

SHA256
314c197f16a099664569983939fac2e73d8d736eee41fd545a921935543b76bc

SHA512
7e8ad5638cd9d4c4f5ca5353793175674d6f02a2d7d1ce59d74858c41a189188384895d686e5b5496113c3ca3288374d3957cdd62a1a424e4af7afd3183a1dab

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

Filesize
6KB

MD5
f7e27584276ecd77d7a70802d4d2a7f9

SHA1
edb89919fffac8a2845ac2ac92eced67d7a8d8c8

SHA256
b784a1b33d5dc17b0f773217600d564482c89c0a7d748448356ce2387dc07f9c

SHA512
e19736e406bfb26cf513f91dd71ccba7be5189b413e08d2863761a226a9b35f9be77e730aacc1306b6b44b26951ec26ef1b81a75e4cddb8c81971992f15f646c

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

Filesize
24KB

MD5
f1881400134252667af6731236741098

SHA1
6fbc4f34542d449afdb74c9cfd4a6d20e6cdc458

SHA256
d6fcec1880d69aaa0229f515403c1a5ac82787f442c37f1c0c96c82ec6c15b75

SHA512
18b9ac92c396a01b6662a4a8a21b995d456716b70144a136fced761fd0a84c99e8bd0afb9585625809b87332da75727b82a07b151560ea253a3b8c241b799450

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
283097e824e98b01aba61b4ee60228cc

SHA1
9180bc6fa2cae5567b45181231e96d786e5cf768

SHA256
bf6c8765e60ab2a7cd2add4d280c6b58adbce566f9ef633d2d0252c1b0bf783d

SHA512
24c6a31992cf32095e3a51da1462c8ecfe3e8e0818b52e59a2a1f1baac82f1d3b2c003cf19922bfb2e44b43fdf130eb5d4e03c4481d1fd4c564636ff69821315

Download Submit