hxxp://builddozer[.]co[.]uk/rd/c2009TYnRt258732PyFX1149LVC44Ovpv455&data=05|01||b580ab4d78c44a763e6108dbde63af19|84df9e7fe9f640afb435aaaaaaaaaaaa|1|0|638348291953366222|Unknown|TWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0=|3000|||&sdata=f1fi8m9jeYYciTLhDfTDEZEONC7z88c3aiK1zF2T4hI=&reserved=0

Analysis

max time kernel
50s
max time network
53s
platform
windows10-2004_x64
resource
win10v2004-20231020-en
resource tags

arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system
submitted
06/11/2023, 03:20

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General

Target

http://builddozer.co.uk/rd/c2009TYnRt258732PyFX1149LVC44Ovpv455&data=05|01||b580ab4d78c44a763e6108dbde63af19|84df9e7fe9f640afb435aaaaaaaaaaaa|1|0|638348291953366222|Unknown|TWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0=|3000|||&sdata=f1fi8m9jeYYciTLhDfTDEZEONC7z88c3aiK1zF2T4hI=&reserved=0

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

Modifies data under HKEY_USERS 2 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-19\Software\Microsoft\Cryptography\TPM\Telemetry	chrome.exe
Set value (int)	\REGISTRY\USER\S-1-5-19\SOFTWARE\Microsoft\Cryptography\TPM\Telemetry\TraceTimeLast = "133437144193870407"	chrome.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1356	chrome.exe
1356	chrome.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 3 IoCs

pid	Process
1356	chrome.exe
1356	chrome.exe
1356	chrome.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeShutdownPrivilege	1356	chrome.exe
Token: SeCreatePagefilePrivilege	1356	chrome.exe
Token: SeShutdownPrivilege	1356	chrome.exe
Token: SeCreatePagefilePrivilege	1356	chrome.exe
Token: SeShutdownPrivilege	1356	chrome.exe
Token: SeCreatePagefilePrivilege	1356	chrome.exe
Token: SeShutdownPrivilege	1356	chrome.exe
Token: SeCreatePagefilePrivilege	1356	chrome.exe
Token: SeShutdownPrivilege	1356	chrome.exe
Token: SeCreatePagefilePrivilege	1356	chrome.exe
Token: SeShutdownPrivilege	1356	chrome.exe
Token: SeCreatePagefilePrivilege	1356	chrome.exe
Token: SeShutdownPrivilege	1356	chrome.exe
Token: SeCreatePagefilePrivilege	1356	chrome.exe
Token: SeShutdownPrivilege	1356	chrome.exe
Token: SeCreatePagefilePrivilege	1356	chrome.exe
Token: SeShutdownPrivilege	1356	chrome.exe
Token: SeCreatePagefilePrivilege	1356	chrome.exe
Token: SeShutdownPrivilege	1356	chrome.exe
Token: SeCreatePagefilePrivilege	1356	chrome.exe
Token: SeShutdownPrivilege	1356	chrome.exe
Token: SeCreatePagefilePrivilege	1356	chrome.exe
Token: SeShutdownPrivilege	1356	chrome.exe
Token: SeCreatePagefilePrivilege	1356	chrome.exe
Token: SeShutdownPrivilege	1356	chrome.exe
Token: SeCreatePagefilePrivilege	1356	chrome.exe
Token: SeShutdownPrivilege	1356	chrome.exe
Token: SeCreatePagefilePrivilege	1356	chrome.exe
Token: SeShutdownPrivilege	1356	chrome.exe
Token: SeCreatePagefilePrivilege	1356	chrome.exe
Token: SeShutdownPrivilege	1356	chrome.exe
Token: SeCreatePagefilePrivilege	1356	chrome.exe
Token: SeShutdownPrivilege	1356	chrome.exe
Token: SeCreatePagefilePrivilege	1356	chrome.exe
Token: SeShutdownPrivilege	1356	chrome.exe
Token: SeCreatePagefilePrivilege	1356	chrome.exe
Token: SeShutdownPrivilege	1356	chrome.exe
Token: SeCreatePagefilePrivilege	1356	chrome.exe
Token: SeShutdownPrivilege	1356	chrome.exe
Token: SeCreatePagefilePrivilege	1356	chrome.exe
Token: SeShutdownPrivilege	1356	chrome.exe
Token: SeCreatePagefilePrivilege	1356	chrome.exe
Token: SeShutdownPrivilege	1356	chrome.exe
Token: SeCreatePagefilePrivilege	1356	chrome.exe
Token: SeShutdownPrivilege	1356	chrome.exe
Token: SeCreatePagefilePrivilege	1356	chrome.exe
Token: SeShutdownPrivilege	1356	chrome.exe
Token: SeCreatePagefilePrivilege	1356	chrome.exe
Token: SeShutdownPrivilege	1356	chrome.exe
Token: SeCreatePagefilePrivilege	1356	chrome.exe
Token: SeShutdownPrivilege	1356	chrome.exe
Token: SeCreatePagefilePrivilege	1356	chrome.exe
Token: SeShutdownPrivilege	1356	chrome.exe
Token: SeCreatePagefilePrivilege	1356	chrome.exe
Token: SeShutdownPrivilege	1356	chrome.exe
Token: SeCreatePagefilePrivilege	1356	chrome.exe
Token: SeShutdownPrivilege	1356	chrome.exe
Token: SeCreatePagefilePrivilege	1356	chrome.exe
Token: SeShutdownPrivilege	1356	chrome.exe
Token: SeCreatePagefilePrivilege	1356	chrome.exe
Token: SeShutdownPrivilege	1356	chrome.exe
Token: SeCreatePagefilePrivilege	1356	chrome.exe
Token: SeShutdownPrivilege	1356	chrome.exe
Token: SeCreatePagefilePrivilege	1356	chrome.exe

Suspicious use of FindShellTrayWindow 26 IoCs

pid	Process
1356	chrome.exe
1356	chrome.exe
1356	chrome.exe
1356	chrome.exe
1356	chrome.exe
1356	chrome.exe
1356	chrome.exe
1356	chrome.exe
1356	chrome.exe
1356	chrome.exe
1356	chrome.exe
1356	chrome.exe
1356	chrome.exe
1356	chrome.exe
1356	chrome.exe
1356	chrome.exe
1356	chrome.exe
1356	chrome.exe
1356	chrome.exe
1356	chrome.exe
1356	chrome.exe
1356	chrome.exe
1356	chrome.exe
1356	chrome.exe
1356	chrome.exe
1356	chrome.exe

Suspicious use of SendNotifyMessage 24 IoCs

pid	Process
1356	chrome.exe
1356	chrome.exe
1356	chrome.exe
1356	chrome.exe
1356	chrome.exe
1356	chrome.exe
1356	chrome.exe
1356	chrome.exe
1356	chrome.exe
1356	chrome.exe
1356	chrome.exe
1356	chrome.exe
1356	chrome.exe
1356	chrome.exe
1356	chrome.exe
1356	chrome.exe
1356	chrome.exe
1356	chrome.exe
1356	chrome.exe
1356	chrome.exe
1356	chrome.exe
1356	chrome.exe
1356	chrome.exe
1356	chrome.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1356 wrote to memory of 2124	1356	chrome.exe	88
PID 1356 wrote to memory of 2124	1356	chrome.exe	88
PID 1356 wrote to memory of 32	1356	chrome.exe	90
PID 1356 wrote to memory of 32	1356	chrome.exe	90
PID 1356 wrote to memory of 32	1356	chrome.exe	90
PID 1356 wrote to memory of 32	1356	chrome.exe	90
PID 1356 wrote to memory of 32	1356	chrome.exe	90
PID 1356 wrote to memory of 32	1356	chrome.exe	90
PID 1356 wrote to memory of 32	1356	chrome.exe	90
PID 1356 wrote to memory of 32	1356	chrome.exe	90
PID 1356 wrote to memory of 32	1356	chrome.exe	90
PID 1356 wrote to memory of 32	1356	chrome.exe	90
PID 1356 wrote to memory of 32	1356	chrome.exe	90
PID 1356 wrote to memory of 32	1356	chrome.exe	90
PID 1356 wrote to memory of 32	1356	chrome.exe	90
PID 1356 wrote to memory of 32	1356	chrome.exe	90
PID 1356 wrote to memory of 32	1356	chrome.exe	90
PID 1356 wrote to memory of 32	1356	chrome.exe	90
PID 1356 wrote to memory of 32	1356	chrome.exe	90
PID 1356 wrote to memory of 32	1356	chrome.exe	90
PID 1356 wrote to memory of 32	1356	chrome.exe	90
PID 1356 wrote to memory of 32	1356	chrome.exe	90
PID 1356 wrote to memory of 32	1356	chrome.exe	90
PID 1356 wrote to memory of 32	1356	chrome.exe	90
PID 1356 wrote to memory of 32	1356	chrome.exe	90
PID 1356 wrote to memory of 32	1356	chrome.exe	90
PID 1356 wrote to memory of 32	1356	chrome.exe	90
PID 1356 wrote to memory of 32	1356	chrome.exe	90
PID 1356 wrote to memory of 32	1356	chrome.exe	90
PID 1356 wrote to memory of 32	1356	chrome.exe	90
PID 1356 wrote to memory of 32	1356	chrome.exe	90
PID 1356 wrote to memory of 32	1356	chrome.exe	90
PID 1356 wrote to memory of 32	1356	chrome.exe	90
PID 1356 wrote to memory of 32	1356	chrome.exe	90
PID 1356 wrote to memory of 32	1356	chrome.exe	90
PID 1356 wrote to memory of 32	1356	chrome.exe	90
PID 1356 wrote to memory of 32	1356	chrome.exe	90
PID 1356 wrote to memory of 32	1356	chrome.exe	90
PID 1356 wrote to memory of 32	1356	chrome.exe	90
PID 1356 wrote to memory of 32	1356	chrome.exe	90
PID 1356 wrote to memory of 2836	1356	chrome.exe	91
PID 1356 wrote to memory of 2836	1356	chrome.exe	91
PID 1356 wrote to memory of 3936	1356	chrome.exe	92
PID 1356 wrote to memory of 3936	1356	chrome.exe	92
PID 1356 wrote to memory of 3936	1356	chrome.exe	92
PID 1356 wrote to memory of 3936	1356	chrome.exe	92
PID 1356 wrote to memory of 3936	1356	chrome.exe	92
PID 1356 wrote to memory of 3936	1356	chrome.exe	92
PID 1356 wrote to memory of 3936	1356	chrome.exe	92
PID 1356 wrote to memory of 3936	1356	chrome.exe	92
PID 1356 wrote to memory of 3936	1356	chrome.exe	92
PID 1356 wrote to memory of 3936	1356	chrome.exe	92
PID 1356 wrote to memory of 3936	1356	chrome.exe	92
PID 1356 wrote to memory of 3936	1356	chrome.exe	92
PID 1356 wrote to memory of 3936	1356	chrome.exe	92
PID 1356 wrote to memory of 3936	1356	chrome.exe	92
PID 1356 wrote to memory of 3936	1356	chrome.exe	92
PID 1356 wrote to memory of 3936	1356	chrome.exe	92
PID 1356 wrote to memory of 3936	1356	chrome.exe	92
PID 1356 wrote to memory of 3936	1356	chrome.exe	92
PID 1356 wrote to memory of 3936	1356	chrome.exe	92
PID 1356 wrote to memory of 3936	1356	chrome.exe	92
PID 1356 wrote to memory of 3936	1356	chrome.exe	92
PID 1356 wrote to memory of 3936	1356	chrome.exe	92

C:\Program Files\Google\Chrome\Application\chrome.exe
"C:\Program Files\Google\Chrome\Application\chrome.exe" --disable-background-networking --disable-component-update --simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT' --single-argument http://builddozer.co.uk/rd/c2009TYnRt258732PyFX1149LVC44Ovpv455&data=05|01||b580ab4d78c44a763e6108dbde63af19|84df9e7fe9f640afb435aaaaaaaaaaaa|1|0|638348291953366222|Unknown|TWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0=|3000|||&sdata=f1fi8m9jeYYciTLhDfTDEZEONC7z88c3aiK1zF2T4hI=&reserved=0
1⤵
- Enumerates system info in registry
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1356
- 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=106.0.5249.119 --initial-client-data=0xfc,0x100,0x104,0xd8,0x108,0x7ffb6fe09758,0x7ffb6fe09768,0x7ffb6fe09778
  2⤵
  PID:2124
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --gpu-preferences=UAAAAAAAAADgAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=1648 --field-trial-handle=1876,i,12365807591697765535,7835955282264977848,131072 /prefetch:2
  2⤵
  PID:32
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2152 --field-trial-handle=1876,i,12365807591697765535,7835955282264977848,131072 /prefetch:8
  2⤵
  PID:2836
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2228 --field-trial-handle=1876,i,12365807591697765535,7835955282264977848,131072 /prefetch:8
  2⤵
  PID:3936
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --enable-chrome-cart --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --mojo-platform-channel-handle=2940 --field-trial-handle=1876,i,12365807591697765535,7835955282264977848,131072 /prefetch:1
  2⤵
  PID:3384
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --enable-chrome-cart --first-renderer-process --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --mojo-platform-channel-handle=2924 --field-trial-handle=1876,i,12365807591697765535,7835955282264977848,131072 /prefetch:1
  2⤵
  PID:4024
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.ProcessorMetrics --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4804 --field-trial-handle=1876,i,12365807591697765535,7835955282264977848,131072 /prefetch:8
  2⤵
  PID:1960
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.UtilWin --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4848 --field-trial-handle=1876,i,12365807591697765535,7835955282264977848,131072 /prefetch:8
  2⤵
  PID:4564
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --enable-chrome-cart --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=9 --mojo-platform-channel-handle=1612 --field-trial-handle=1876,i,12365807591697765535,7835955282264977848,131072 /prefetch:1
  2⤵
  PID:3676
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.UtilWin --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4976 --field-trial-handle=1876,i,12365807591697765535,7835955282264977848,131072 /prefetch:8
  2⤵
  PID:4880

C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe
"C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe"
1⤵
PID:4336

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\Google\Chrome\User Data\Default\Network\Network Persistent State

Filesize
1KB

MD5
7ed45a6361ffccd19fd9d1cc1b01e38a

SHA1
a88249868b915bf776e3d1a1a4095c96a9177d29

SHA256
37553cee6f281b200e701d3cc541d0b1a70c728b3ddc17ca444b7406379348da

SHA512
086a6abd580f088f6cb583f6df6313e12a661b11a11c86fc3c68413edeb5d67f7fe0a5eb331c24b13a819c3fe28478d6e297e6ac1dc1459eac1353de354bfe06

Download Submit
C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences

Filesize
6KB

MD5
13f561376677002115648ec69b6df385

SHA1
dcd39049077328cff3bda33114765e14bd34de9e

SHA256
283c05d06907191b89f27dddcce457cb34684fae8e86f89e2966e2f589e01024

SHA512
a9a840a3b72e0d789dc0b664211d5d37abc254a48d8f39787e007406ba94dfb4eb649269507df8f2e11863b663175dfa118010bae7f5906f34cedfe61415a436

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C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State

Filesize
109KB

MD5
a0270f9d7b5d5bce405cf8470a0ce2ee

SHA1
9c40f6adeb40fe015ee137e10a76f1a71cf91160

SHA256
8f3665888e15e0896122cee57242a607d24e76e70ab8b0a1f1df337b2fa46c44

SHA512
ef4a519553d66a64d9ab8070e88b4b48b079ae5e556e863834fd159a93baa68ca846c08558e8e0690e844793ae89c03f64c24bcafbb2adae728d4631a24cd324

Download Submit
C:\Users\Admin\AppData\Local\Google\Chrome\User Data\persisted_first_party_sets.json

Filesize
2B

MD5
99914b932bd37a50b983c5e7c90ae93b

SHA1
bf21a9e8fbc5a3846fb05b4fa0859e0917b2202f

SHA256
44136fa355b3678a1146ad16f7e8649e94fb4fc21fe77e8310c060f61caaff8a

SHA512
27c74670adb75075fad058d5ceaf7b20c4e7786c83bae8a32f626f9782af34c9a33c2046ef60fd2a7878d378e29fec851806bbd9a67878f3a9f1cda4830763fd

Download Submit