hxxp://03knt-nflx-pl[.]kontoserwis[.]co[.]pl

Analysis

max time kernel
148s
max time network
131s
platform
windows10-2004_x64
resource
win10v2004-20230703-en
resource tags

arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
submitted
14/07/2023, 19:52

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General

Target

http://03knt-nflx-pl.kontoserwis.co.pl

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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemProductName	msedge.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS	msedge.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer	msedge.exe

Suspicious behavior: EnumeratesProcesses 10 IoCs

pid	Process
1804	msedge.exe
1804	msedge.exe
4164	msedge.exe
4164	msedge.exe
2472	identity_helper.exe
2472	identity_helper.exe
1288	msedge.exe
1288	msedge.exe
1288	msedge.exe
1288	msedge.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 10 IoCs

pid	Process
4164	msedge.exe
4164	msedge.exe
4164	msedge.exe
4164	msedge.exe
4164	msedge.exe
4164	msedge.exe
4164	msedge.exe
4164	msedge.exe
4164	msedge.exe
4164	msedge.exe

Suspicious use of FindShellTrayWindow 25 IoCs

pid	Process
4164	msedge.exe
4164	msedge.exe
4164	msedge.exe
4164	msedge.exe
4164	msedge.exe
4164	msedge.exe
4164	msedge.exe
4164	msedge.exe
4164	msedge.exe
4164	msedge.exe
4164	msedge.exe
4164	msedge.exe
4164	msedge.exe
4164	msedge.exe
4164	msedge.exe
4164	msedge.exe
4164	msedge.exe
4164	msedge.exe
4164	msedge.exe
4164	msedge.exe
4164	msedge.exe
4164	msedge.exe
4164	msedge.exe
4164	msedge.exe
4164	msedge.exe

Suspicious use of SendNotifyMessage 24 IoCs

pid	Process
4164	msedge.exe
4164	msedge.exe
4164	msedge.exe
4164	msedge.exe
4164	msedge.exe
4164	msedge.exe
4164	msedge.exe
4164	msedge.exe
4164	msedge.exe
4164	msedge.exe
4164	msedge.exe
4164	msedge.exe
4164	msedge.exe
4164	msedge.exe
4164	msedge.exe
4164	msedge.exe
4164	msedge.exe
4164	msedge.exe
4164	msedge.exe
4164	msedge.exe
4164	msedge.exe
4164	msedge.exe
4164	msedge.exe
4164	msedge.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4164 wrote to memory of 2480	4164	msedge.exe	77
PID 4164 wrote to memory of 2480	4164	msedge.exe	77
PID 4164 wrote to memory of 2640	4164	msedge.exe	85
PID 4164 wrote to memory of 2640	4164	msedge.exe	85
PID 4164 wrote to memory of 2640	4164	msedge.exe	85
PID 4164 wrote to memory of 2640	4164	msedge.exe	85
PID 4164 wrote to memory of 2640	4164	msedge.exe	85
PID 4164 wrote to memory of 2640	4164	msedge.exe	85
PID 4164 wrote to memory of 2640	4164	msedge.exe	85
PID 4164 wrote to memory of 2640	4164	msedge.exe	85
PID 4164 wrote to memory of 2640	4164	msedge.exe	85
PID 4164 wrote to memory of 2640	4164	msedge.exe	85
PID 4164 wrote to memory of 2640	4164	msedge.exe	85
PID 4164 wrote to memory of 2640	4164	msedge.exe	85
PID 4164 wrote to memory of 2640	4164	msedge.exe	85
PID 4164 wrote to memory of 2640	4164	msedge.exe	85
PID 4164 wrote to memory of 2640	4164	msedge.exe	85
PID 4164 wrote to memory of 2640	4164	msedge.exe	85
PID 4164 wrote to memory of 2640	4164	msedge.exe	85
PID 4164 wrote to memory of 2640	4164	msedge.exe	85
PID 4164 wrote to memory of 2640	4164	msedge.exe	85
PID 4164 wrote to memory of 2640	4164	msedge.exe	85
PID 4164 wrote to memory of 2640	4164	msedge.exe	85
PID 4164 wrote to memory of 2640	4164	msedge.exe	85
PID 4164 wrote to memory of 2640	4164	msedge.exe	85
PID 4164 wrote to memory of 2640	4164	msedge.exe	85
PID 4164 wrote to memory of 2640	4164	msedge.exe	85
PID 4164 wrote to memory of 2640	4164	msedge.exe	85
PID 4164 wrote to memory of 2640	4164	msedge.exe	85
PID 4164 wrote to memory of 2640	4164	msedge.exe	85
PID 4164 wrote to memory of 2640	4164	msedge.exe	85
PID 4164 wrote to memory of 2640	4164	msedge.exe	85
PID 4164 wrote to memory of 2640	4164	msedge.exe	85
PID 4164 wrote to memory of 2640	4164	msedge.exe	85
PID 4164 wrote to memory of 2640	4164	msedge.exe	85
PID 4164 wrote to memory of 2640	4164	msedge.exe	85
PID 4164 wrote to memory of 2640	4164	msedge.exe	85
PID 4164 wrote to memory of 2640	4164	msedge.exe	85
PID 4164 wrote to memory of 2640	4164	msedge.exe	85
PID 4164 wrote to memory of 2640	4164	msedge.exe	85
PID 4164 wrote to memory of 2640	4164	msedge.exe	85
PID 4164 wrote to memory of 2640	4164	msedge.exe	85
PID 4164 wrote to memory of 1804	4164	msedge.exe	86
PID 4164 wrote to memory of 1804	4164	msedge.exe	86
PID 4164 wrote to memory of 3840	4164	msedge.exe	87
PID 4164 wrote to memory of 3840	4164	msedge.exe	87
PID 4164 wrote to memory of 3840	4164	msedge.exe	87
PID 4164 wrote to memory of 3840	4164	msedge.exe	87
PID 4164 wrote to memory of 3840	4164	msedge.exe	87
PID 4164 wrote to memory of 3840	4164	msedge.exe	87
PID 4164 wrote to memory of 3840	4164	msedge.exe	87
PID 4164 wrote to memory of 3840	4164	msedge.exe	87
PID 4164 wrote to memory of 3840	4164	msedge.exe	87
PID 4164 wrote to memory of 3840	4164	msedge.exe	87
PID 4164 wrote to memory of 3840	4164	msedge.exe	87
PID 4164 wrote to memory of 3840	4164	msedge.exe	87
PID 4164 wrote to memory of 3840	4164	msedge.exe	87
PID 4164 wrote to memory of 3840	4164	msedge.exe	87
PID 4164 wrote to memory of 3840	4164	msedge.exe	87
PID 4164 wrote to memory of 3840	4164	msedge.exe	87
PID 4164 wrote to memory of 3840	4164	msedge.exe	87
PID 4164 wrote to memory of 3840	4164	msedge.exe	87
PID 4164 wrote to memory of 3840	4164	msedge.exe	87
PID 4164 wrote to memory of 3840	4164	msedge.exe	87

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument http://03knt-nflx-pl.kontoserwis.co.pl
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:4164
- 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,0x100,0x104,0xd8,0x108,0x7ffe5d0f46f8,0x7ffe5d0f4708,0x7ffe5d0f4718
  2⤵
  PID:2480
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2012,5637033285730936407,15892350663102684689,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2028 /prefetch:2
  2⤵
  PID:2640
- 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=2012,5637033285730936407,15892350663102684689,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2336 /prefetch:3
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:1804
- 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=2012,5637033285730936407,15892350663102684689,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2860 /prefetch:8
  2⤵
  PID:3840
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2012,5637033285730936407,15892350663102684689,131072 --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=3264 /prefetch:1
  2⤵
  PID:2156
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2012,5637033285730936407,15892350663102684689,131072 --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=3276 /prefetch:1
  2⤵
  PID:4796
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2012,5637033285730936407,15892350663102684689,131072 --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:4504
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2012,5637033285730936407,15892350663102684689,131072 --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=4780 /prefetch:1
  2⤵
  PID:1340
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2012,5637033285730936407,15892350663102684689,131072 --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=10 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5328 /prefetch:1
  2⤵
  PID:624
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2012,5637033285730936407,15892350663102684689,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=9 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5312 /prefetch:1
  2⤵
  PID:2196
- 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=2012,5637033285730936407,15892350663102684689,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4676 /prefetch:8
  2⤵
  PID:3800
- 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=2012,5637033285730936407,15892350663102684689,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4676 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2472
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2012,5637033285730936407,15892350663102684689,131072 --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=5108 /prefetch:1
  2⤵
  PID:3144
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2012,5637033285730936407,15892350663102684689,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=13 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5524 /prefetch:1
  2⤵
  PID:388
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2012,5637033285730936407,15892350663102684689,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=14 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=2096 /prefetch:1
  2⤵
  PID:3576
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2012,5637033285730936407,15892350663102684689,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=15 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5548 /prefetch:1
  2⤵
  PID:3752
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2012,5637033285730936407,15892350663102684689,131072 --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=1860 /prefetch:2
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:1288

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3668

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3352

Network

MITRE ATT&CK Enterprise v6

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
fc99b0086d7714fd471ed4acc862ccc0

SHA1
39a3c43c97f778d67413a023d66e8e930d0e2314

SHA256
45ef01f81605bfd96126d5520c5aa0304c7fa7d5fdb3e4d5b2dd2bf84e2afd96

SHA512
c308fa3eda9235d67a506a5f058fefb9a769ec01d7b0d4f5a2397892cc4f8155301c55c1fac23bebacdd087ab3f47f1eacc9ff88eff4115a7d67aa7b1d6581a8

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
5KB

MD5
11ca824028a22f7ca66e4a73d8968936

SHA1
9ee8f9026345a10c68b6a1fb9e43c081bc824c43

SHA256
bd86a43b6261dd34dfda26db3798be402e782305e88060c51e21d16acd6bc2c7

SHA512
6fc6f9a81188078ace54d171fd6648610c9caff669ad281cd0905c6a05ceead7a04264d629add611b2142ed005596ed5b1eae17056f07b221fcd654f634758ac

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

Filesize
5KB

MD5
b358270faa944c254b5426d3f1428e34

SHA1
77225c342a8c0493399260a416264c01adeac5ec

SHA256
2686a8535ea6a46dba62b39c1018e3eb2c1ca6e1ecbc94f6fbee0ec443a4cf10

SHA512
6af39d838ea2a2632e24c9cb9a0f29927983fe69791f1f08e16d200c0b2381bd4d86320be23cb4b49e2accd68fb48a3e7f3e39bfd0b364dc6338353cde091967

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

Filesize
24KB

MD5
96f00bbd6a174879c58220f95f0115f5

SHA1
d3d7f82b0bf27daf1b3903bfe050c2d05422050f

SHA256
644442e740a8c0bb20f712f6f84f5bf4a81bb29d4e9446b2832ca65618961107

SHA512
e7c5e90eb85aee7b81b9c163f618ad3789a48b256040f6f00eee7fce52c60e1ff491bf0538b9c846fb115b73163710e46a45ce056e3b41ca59d88c421502ccea

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
12KB

MD5
da987a0217bd052b979d5af66c1e287f

SHA1
6f9ea9968488f6319b455839568e9567583656bc

SHA256
be56030352da69e7c8425db19167e94dacd8824bd9fffd11288471006daf31df

SHA512
14d205d3223376c87d5fd14bdf385d63150a484a178c806cf3ea925cabc1bdc85f676650a0a2b4f074621b71efc2bb3028f7b95b186c714ff17d59621b01e8a9

Download Submit