hxxps://vas[.]brt[.]it/vas/sped_det_new[.]htm?brtCode=2202220041268887708

Analysis

max time kernel
150s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
28-12-2022 16:44

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General

Target

https://vas.brt.it/vas/sped_det_new.htm?brtCode=2202220041268887708

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
4312	ChromeRecovery.exe

Drops file in Program Files directory 7 IoCs

description	ioc	Process
File created	C:\Program Files\Google\Chrome\ChromeRecovery\scoped_dir1460_1381505856\manifest.json	elevation_service.exe
File opened for modification	C:\Program Files\Google\Chrome\ChromeRecovery\scoped_dir1460_1381505856\manifest.json	elevation_service.exe
File created	C:\Program Files\Google\Chrome\ChromeRecovery\scoped_dir1460_1381505856\_metadata\verified_contents.json	elevation_service.exe
File opened for modification	C:\Program Files\Google\Chrome\ChromeRecovery\scoped_dir1460_1381505856\_metadata\verified_contents.json	elevation_service.exe
File created	C:\Program Files\Google\Chrome\ChromeRecovery\scoped_dir1460_1381505856\ChromeRecoveryCRX.crx	elevation_service.exe
File created	C:\Program Files\Google\Chrome\ChromeRecovery\scoped_dir1460_1381505856\ChromeRecovery.exe	elevation_service.exe
File opened for modification	C:\Program Files\Google\Chrome\ChromeRecovery\scoped_dir1460_1381505856\ChromeRecovery.exe	elevation_service.exe

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

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4968	chrome.exe
4968	chrome.exe
1764	chrome.exe
1764	chrome.exe
3424	chrome.exe
3424	chrome.exe
1400	chrome.exe
1400	chrome.exe
3992	chrome.exe
3992	chrome.exe
4812	chrome.exe
4812	chrome.exe
1888	chrome.exe
1888	chrome.exe
344	chrome.exe
344	chrome.exe
5104	chrome.exe
5104	chrome.exe
5104	chrome.exe
5104	chrome.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 3 IoCs

pid	Process
1764	chrome.exe
1764	chrome.exe
1764	chrome.exe

Suspicious use of FindShellTrayWindow 26 IoCs

pid	Process
1764	chrome.exe
1764	chrome.exe
1764	chrome.exe
1764	chrome.exe
1764	chrome.exe
1764	chrome.exe
1764	chrome.exe
1764	chrome.exe
1764	chrome.exe
1764	chrome.exe
1764	chrome.exe
1764	chrome.exe
1764	chrome.exe
1764	chrome.exe
1764	chrome.exe
1764	chrome.exe
1764	chrome.exe
1764	chrome.exe
1764	chrome.exe
1764	chrome.exe
1764	chrome.exe
1764	chrome.exe
1764	chrome.exe
1764	chrome.exe
1764	chrome.exe
1764	chrome.exe

Suspicious use of SendNotifyMessage 24 IoCs

pid	Process
1764	chrome.exe
1764	chrome.exe
1764	chrome.exe
1764	chrome.exe
1764	chrome.exe
1764	chrome.exe
1764	chrome.exe
1764	chrome.exe
1764	chrome.exe
1764	chrome.exe
1764	chrome.exe
1764	chrome.exe
1764	chrome.exe
1764	chrome.exe
1764	chrome.exe
1764	chrome.exe
1764	chrome.exe
1764	chrome.exe
1764	chrome.exe
1764	chrome.exe
1764	chrome.exe
1764	chrome.exe
1764	chrome.exe
1764	chrome.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1764 wrote to memory of 4516	1764	chrome.exe	76
PID 1764 wrote to memory of 4516	1764	chrome.exe	76
PID 1764 wrote to memory of 4280	1764	chrome.exe	79
PID 1764 wrote to memory of 4280	1764	chrome.exe	79
PID 1764 wrote to memory of 4280	1764	chrome.exe	79
PID 1764 wrote to memory of 4280	1764	chrome.exe	79
PID 1764 wrote to memory of 4280	1764	chrome.exe	79
PID 1764 wrote to memory of 4280	1764	chrome.exe	79
PID 1764 wrote to memory of 4280	1764	chrome.exe	79
PID 1764 wrote to memory of 4280	1764	chrome.exe	79
PID 1764 wrote to memory of 4280	1764	chrome.exe	79
PID 1764 wrote to memory of 4280	1764	chrome.exe	79
PID 1764 wrote to memory of 4280	1764	chrome.exe	79
PID 1764 wrote to memory of 4280	1764	chrome.exe	79
PID 1764 wrote to memory of 4280	1764	chrome.exe	79
PID 1764 wrote to memory of 4280	1764	chrome.exe	79
PID 1764 wrote to memory of 4280	1764	chrome.exe	79
PID 1764 wrote to memory of 4280	1764	chrome.exe	79
PID 1764 wrote to memory of 4280	1764	chrome.exe	79
PID 1764 wrote to memory of 4280	1764	chrome.exe	79
PID 1764 wrote to memory of 4280	1764	chrome.exe	79
PID 1764 wrote to memory of 4280	1764	chrome.exe	79
PID 1764 wrote to memory of 4280	1764	chrome.exe	79
PID 1764 wrote to memory of 4280	1764	chrome.exe	79
PID 1764 wrote to memory of 4280	1764	chrome.exe	79
PID 1764 wrote to memory of 4280	1764	chrome.exe	79
PID 1764 wrote to memory of 4280	1764	chrome.exe	79
PID 1764 wrote to memory of 4280	1764	chrome.exe	79
PID 1764 wrote to memory of 4280	1764	chrome.exe	79
PID 1764 wrote to memory of 4280	1764	chrome.exe	79
PID 1764 wrote to memory of 4280	1764	chrome.exe	79
PID 1764 wrote to memory of 4280	1764	chrome.exe	79
PID 1764 wrote to memory of 4280	1764	chrome.exe	79
PID 1764 wrote to memory of 4280	1764	chrome.exe	79
PID 1764 wrote to memory of 4280	1764	chrome.exe	79
PID 1764 wrote to memory of 4280	1764	chrome.exe	79
PID 1764 wrote to memory of 4280	1764	chrome.exe	79
PID 1764 wrote to memory of 4280	1764	chrome.exe	79
PID 1764 wrote to memory of 4280	1764	chrome.exe	79
PID 1764 wrote to memory of 4280	1764	chrome.exe	79
PID 1764 wrote to memory of 4280	1764	chrome.exe	79
PID 1764 wrote to memory of 4280	1764	chrome.exe	79
PID 1764 wrote to memory of 4968	1764	chrome.exe	80
PID 1764 wrote to memory of 4968	1764	chrome.exe	80
PID 1764 wrote to memory of 2344	1764	chrome.exe	81
PID 1764 wrote to memory of 2344	1764	chrome.exe	81
PID 1764 wrote to memory of 2344	1764	chrome.exe	81
PID 1764 wrote to memory of 2344	1764	chrome.exe	81
PID 1764 wrote to memory of 2344	1764	chrome.exe	81
PID 1764 wrote to memory of 2344	1764	chrome.exe	81
PID 1764 wrote to memory of 2344	1764	chrome.exe	81
PID 1764 wrote to memory of 2344	1764	chrome.exe	81
PID 1764 wrote to memory of 2344	1764	chrome.exe	81
PID 1764 wrote to memory of 2344	1764	chrome.exe	81
PID 1764 wrote to memory of 2344	1764	chrome.exe	81
PID 1764 wrote to memory of 2344	1764	chrome.exe	81
PID 1764 wrote to memory of 2344	1764	chrome.exe	81
PID 1764 wrote to memory of 2344	1764	chrome.exe	81
PID 1764 wrote to memory of 2344	1764	chrome.exe	81
PID 1764 wrote to memory of 2344	1764	chrome.exe	81
PID 1764 wrote to memory of 2344	1764	chrome.exe	81
PID 1764 wrote to memory of 2344	1764	chrome.exe	81
PID 1764 wrote to memory of 2344	1764	chrome.exe	81
PID 1764 wrote to memory of 2344	1764	chrome.exe	81

C:\Program Files\Google\Chrome\Application\chrome.exe
"C:\Program Files\Google\Chrome\Application\chrome.exe" https://vas.brt.it/vas/sped_det_new.htm?brtCode=2202220041268887708
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:1764
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" --url=https://clients2.google.com/cr/report --annotation=channel= --annotation=plat=Win64 --annotation=prod=Chrome --annotation=ver=89.0.4389.114 --initial-client-data=0xfc,0x100,0x104,0xd8,0x108,0x7ff8b0314f50,0x7ff8b0314f60,0x7ff8b0314f70
  2⤵
  PID:4516
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --field-trial-handle=1632,7293670387523731440,1979126224615898646,131072 --gpu-preferences=SAAAAAAAAADgAAAwAAAAAAAAAAAAAAAAAABgAAAAAAAoAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAB4AAAAAAAAAHgAAAAAAAAAKAAAAAQAAAAgAAAAAAAAACgAAAAAAAAAMAAAAAAAAAA4AAAAAAAAABAAAAAAAAAAAAAAAAUAAAAQAAAAAAAAAAAAAAAGAAAAEAAAAAAAAAABAAAABQAAABAAAAAAAAAAAQAAAAYAAAAIAAAAAAAAAAgAAAAAAAAA --mojo-platform-channel-handle=1664 /prefetch:2
  2⤵
  PID:4280
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --field-trial-handle=1632,7293670387523731440,1979126224615898646,131072 --lang=en-US --service-sandbox-type=network --mojo-platform-channel-handle=2008 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:4968
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --field-trial-handle=1632,7293670387523731440,1979126224615898646,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2304 /prefetch:8
  2⤵
  PID:2344
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --field-trial-handle=1632,7293670387523731440,1979126224615898646,131072 --lang=en-US --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=5 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=2980 /prefetch:1
  2⤵
  PID:2264
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --field-trial-handle=1632,7293670387523731440,1979126224615898646,131072 --lang=en-US --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=6 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=2972 /prefetch:1
  2⤵
  PID:4264
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --field-trial-handle=1632,7293670387523731440,1979126224615898646,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=4256 /prefetch:8
  2⤵
  PID:1288
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=unzip.mojom.Unzipper --field-trial-handle=1632,7293670387523731440,1979126224615898646,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=4576 /prefetch:8
  2⤵
  PID:580
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.UtilWin --field-trial-handle=1632,7293670387523731440,1979126224615898646,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4652 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:3424
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --field-trial-handle=1632,7293670387523731440,1979126224615898646,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=4588 /prefetch:8
  2⤵
  PID:4320
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=unzip.mojom.Unzipper --field-trial-handle=1632,7293670387523731440,1979126224615898646,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=4916 /prefetch:8
  2⤵
  PID:5104
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --field-trial-handle=1632,7293670387523731440,1979126224615898646,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=5156 /prefetch:8
  2⤵
  PID:1872
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --field-trial-handle=1632,7293670387523731440,1979126224615898646,131072 --disable-gpu-compositing --lang=en-US --extension-process --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=13 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4704 /prefetch:1
  2⤵
  PID:4628
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.UtilWin --field-trial-handle=1632,7293670387523731440,1979126224615898646,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4996 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:1400
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.UtilWin --field-trial-handle=1632,7293670387523731440,1979126224615898646,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=3572 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:3992
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.UtilWin --field-trial-handle=1632,7293670387523731440,1979126224615898646,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4976 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:4812
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --field-trial-handle=1632,7293670387523731440,1979126224615898646,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=4904 /prefetch:8
  2⤵
  PID:4316
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.UtilWin --field-trial-handle=1632,7293670387523731440,1979126224615898646,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4964 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:1888
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=unzip.mojom.Unzipper --field-trial-handle=1632,7293670387523731440,1979126224615898646,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=892 /prefetch:8
  2⤵
  PID:1520
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=unzip.mojom.Unzipper --field-trial-handle=1632,7293670387523731440,1979126224615898646,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=4452 /prefetch:8
  2⤵
  PID:2308
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=unzip.mojom.Unzipper --field-trial-handle=1632,7293670387523731440,1979126224615898646,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=1144 /prefetch:8
  2⤵
  PID:448
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.UtilWin --field-trial-handle=1632,7293670387523731440,1979126224615898646,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4784 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:344
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --field-trial-handle=1632,7293670387523731440,1979126224615898646,131072 --disable-gpu-sandbox --use-gl=disabled --gpu-vendor-id=5140 --gpu-device-id=140 --gpu-sub-system-id=0 --gpu-revision=0 --gpu-driver-version=10.0.19041.546 --gpu-preferences=SAAAAAAAAADoAAAwAAAAAAAAAAAAAAAAAABgAAAQAAAoAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAB4AAAAAAAAAHgAAAAAAAAAKAAAAAQAAAAgAAAAAAAAACgAAAAAAAAAMAAAAAAAAAA4AAAAAAAAABAAAAAAAAAAAAAAAAUAAAAQAAAAAAAAAAAAAAAGAAAAEAAAAAAAAAABAAAABQAAABAAAAAAAAAAAQAAAAYAAAAIAAAAAAAAAAgAAAAAAAAA --mojo-platform-channel-handle=2704 /prefetch:2
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:5104
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=unzip.mojom.Unzipper --field-trial-handle=1632,7293670387523731440,1979126224615898646,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2800 /prefetch:8
  2⤵
  PID:3152

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4788

C:\Program Files\Google\Chrome\Application\89.0.4389.114\elevation_service.exe
"C:\Program Files\Google\Chrome\Application\89.0.4389.114\elevation_service.exe"
1⤵
- Drops file in Program Files directory
PID:1460
- C:\Program Files\Google\Chrome\ChromeRecovery\scoped_dir1460_1381505856\ChromeRecovery.exe
  "C:\Program Files\Google\Chrome\ChromeRecovery\scoped_dir1460_1381505856\ChromeRecovery.exe" --appguid={8A69D345-D564-463c-AFF1-A69D9E530F96} --browser-version=89.0.4389.114 --sessionid={76c95841-b231-4979-8b8a-d32fccfe2816} --system
  2⤵
  - Executes dropped EXE
  PID:4312

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:\Program Files\Google\Chrome\ChromeRecovery\scoped_dir1460_1381505856\ChromeRecovery.exe

Filesize
253KB

MD5
49ac3c96d270702a27b4895e4ce1f42a

SHA1
55b90405f1e1b72143c64113e8bc65608dd3fd76

SHA256
82aa3fd6a25cda9e16689cfadea175091be010cecae537e517f392e0bef5ba0f

SHA512
b62f6501cb4c992d42d9097e356805c88ac4ac5a46ead4a8eee9f8cbae197b2305da8aab5b4a61891fe73951588025f2d642c32524b360687993f98c913138a0

Download Submit
C:\Users\Admin\AppData\Local\Google\Chrome\User Data\RecoveryImproved\1.3.36.141\Recovery.crx3

Filesize
141KB

MD5
ea1c1ffd3ea54d1fb117bfdbb3569c60

SHA1
10958b0f690ae8f5240e1528b1ccffff28a33272

SHA256
7c3a6a7d16ac44c3200f572a764bce7d8fa84b9572dd028b15c59bdccbc0a77d

SHA512
6c30728cac9eac53f0b27b7dbe2222da83225c3b63617d6b271a6cfedf18e8f0a8dffa1053e1cbc4c5e16625f4bbc0d03aa306a946c9d72faa4ceb779f8ffcaf

Download Submit
memory/4312-135-0x0000000000000000-mapping.dmp

Download