hxxps://b3r85zfp3ynj[.]blob[.]core[.]windows[.]net/b3r85zfp3ynj/urHex[.]html#14/30-4366/799-86864-11421-T

Analysis

max time kernel
20s
max time network
18s
platform
windows11-21h2_x64
resource
win11-20240221-en
resource tags

arch:x64arch:x86image:win11-20240221-enlocale:en-usos:windows11-21h2-x64system
submitted
28-02-2024 16:56

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General

Target

https://b3r85zfp3ynj.blob.core.windows.net/b3r85zfp3ynj/urHex.html#14/30-4366/799-86864-11421-T

Score

1^/10

Malware Config

Signatures

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

Processes:

chrome.exe

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

Modifies data under HKEY_USERS 2 IoCs

Processes:

chrome.exe

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 = "133536130218699909"	chrome.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

chrome.exe

pid process

3772 chrome.exe
3772 chrome.exe
3772 chrome.exe
Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 8 IoCs

Processes:

chrome.exe

pid process

3772 chrome.exe
3772 chrome.exe
3772 chrome.exe
3772 chrome.exe
3772 chrome.exe
3772 chrome.exe
3772 chrome.exe
3772 chrome.exe

Suspicious use of AdjustPrivilegeToken 40 IoCs

Processes:

chrome.exe

description	pid	process
Token: SeShutdownPrivilege	3772	chrome.exe
Token: SeCreatePagefilePrivilege	3772	chrome.exe
Token: SeShutdownPrivilege	3772	chrome.exe
Token: SeCreatePagefilePrivilege	3772	chrome.exe
Token: SeShutdownPrivilege	3772	chrome.exe
Token: SeCreatePagefilePrivilege	3772	chrome.exe
Token: SeShutdownPrivilege	3772	chrome.exe
Token: SeCreatePagefilePrivilege	3772	chrome.exe
Token: SeShutdownPrivilege	3772	chrome.exe
Token: SeCreatePagefilePrivilege	3772	chrome.exe
Token: SeShutdownPrivilege	3772	chrome.exe
Token: SeCreatePagefilePrivilege	3772	chrome.exe
Token: SeShutdownPrivilege	3772	chrome.exe
Token: SeCreatePagefilePrivilege	3772	chrome.exe
Token: SeShutdownPrivilege	3772	chrome.exe
Token: SeCreatePagefilePrivilege	3772	chrome.exe
Token: SeShutdownPrivilege	3772	chrome.exe
Token: SeCreatePagefilePrivilege	3772	chrome.exe
Token: SeShutdownPrivilege	3772	chrome.exe
Token: SeCreatePagefilePrivilege	3772	chrome.exe
Token: SeShutdownPrivilege	3772	chrome.exe
Token: SeCreatePagefilePrivilege	3772	chrome.exe
Token: SeShutdownPrivilege	3772	chrome.exe
Token: SeCreatePagefilePrivilege	3772	chrome.exe
Token: SeShutdownPrivilege	3772	chrome.exe
Token: SeCreatePagefilePrivilege	3772	chrome.exe
Token: SeShutdownPrivilege	3772	chrome.exe
Token: SeCreatePagefilePrivilege	3772	chrome.exe
Token: SeShutdownPrivilege	3772	chrome.exe
Token: SeCreatePagefilePrivilege	3772	chrome.exe
Token: SeShutdownPrivilege	3772	chrome.exe
Token: SeCreatePagefilePrivilege	3772	chrome.exe
Token: SeShutdownPrivilege	3772	chrome.exe
Token: SeCreatePagefilePrivilege	3772	chrome.exe
Token: SeShutdownPrivilege	3772	chrome.exe
Token: SeCreatePagefilePrivilege	3772	chrome.exe
Token: SeShutdownPrivilege	3772	chrome.exe
Token: SeCreatePagefilePrivilege	3772	chrome.exe
Token: SeShutdownPrivilege	3772	chrome.exe
Token: SeCreatePagefilePrivilege	3772	chrome.exe

Suspicious use of FindShellTrayWindow 26 IoCs

Processes:

chrome.exe

pid	process
3772	chrome.exe
3772	chrome.exe
3772	chrome.exe
3772	chrome.exe
3772	chrome.exe
3772	chrome.exe
3772	chrome.exe
3772	chrome.exe
3772	chrome.exe
3772	chrome.exe
3772	chrome.exe
3772	chrome.exe
3772	chrome.exe
3772	chrome.exe
3772	chrome.exe
3772	chrome.exe
3772	chrome.exe
3772	chrome.exe
3772	chrome.exe
3772	chrome.exe
3772	chrome.exe
3772	chrome.exe
3772	chrome.exe
3772	chrome.exe
3772	chrome.exe
3772	chrome.exe

Suspicious use of SendNotifyMessage 12 IoCs

Processes:

chrome.exe

pid	process
3772	chrome.exe
3772	chrome.exe
3772	chrome.exe
3772	chrome.exe
3772	chrome.exe
3772	chrome.exe
3772	chrome.exe
3772	chrome.exe
3772	chrome.exe
3772	chrome.exe
3772	chrome.exe
3772	chrome.exe

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

chrome.exe

description	pid	process	target process
PID 3772 wrote to memory of 3872	3772	chrome.exe	chrome.exe
PID 3772 wrote to memory of 3872	3772	chrome.exe	chrome.exe
PID 3772 wrote to memory of 2256	3772	chrome.exe	chrome.exe
PID 3772 wrote to memory of 2256	3772	chrome.exe	chrome.exe
PID 3772 wrote to memory of 2256	3772	chrome.exe	chrome.exe
PID 3772 wrote to memory of 2256	3772	chrome.exe	chrome.exe
PID 3772 wrote to memory of 2256	3772	chrome.exe	chrome.exe
PID 3772 wrote to memory of 2256	3772	chrome.exe	chrome.exe
PID 3772 wrote to memory of 2256	3772	chrome.exe	chrome.exe
PID 3772 wrote to memory of 2256	3772	chrome.exe	chrome.exe
PID 3772 wrote to memory of 2256	3772	chrome.exe	chrome.exe
PID 3772 wrote to memory of 2256	3772	chrome.exe	chrome.exe
PID 3772 wrote to memory of 2256	3772	chrome.exe	chrome.exe
PID 3772 wrote to memory of 2256	3772	chrome.exe	chrome.exe
PID 3772 wrote to memory of 2256	3772	chrome.exe	chrome.exe
PID 3772 wrote to memory of 2256	3772	chrome.exe	chrome.exe
PID 3772 wrote to memory of 2256	3772	chrome.exe	chrome.exe
PID 3772 wrote to memory of 2256	3772	chrome.exe	chrome.exe
PID 3772 wrote to memory of 2256	3772	chrome.exe	chrome.exe
PID 3772 wrote to memory of 2256	3772	chrome.exe	chrome.exe
PID 3772 wrote to memory of 2256	3772	chrome.exe	chrome.exe
PID 3772 wrote to memory of 2256	3772	chrome.exe	chrome.exe
PID 3772 wrote to memory of 2256	3772	chrome.exe	chrome.exe
PID 3772 wrote to memory of 2256	3772	chrome.exe	chrome.exe
PID 3772 wrote to memory of 2256	3772	chrome.exe	chrome.exe
PID 3772 wrote to memory of 2256	3772	chrome.exe	chrome.exe
PID 3772 wrote to memory of 2256	3772	chrome.exe	chrome.exe
PID 3772 wrote to memory of 2256	3772	chrome.exe	chrome.exe
PID 3772 wrote to memory of 2256	3772	chrome.exe	chrome.exe
PID 3772 wrote to memory of 2256	3772	chrome.exe	chrome.exe
PID 3772 wrote to memory of 2256	3772	chrome.exe	chrome.exe
PID 3772 wrote to memory of 2256	3772	chrome.exe	chrome.exe
PID 3772 wrote to memory of 2256	3772	chrome.exe	chrome.exe
PID 3772 wrote to memory of 2256	3772	chrome.exe	chrome.exe
PID 3772 wrote to memory of 2256	3772	chrome.exe	chrome.exe
PID 3772 wrote to memory of 2256	3772	chrome.exe	chrome.exe
PID 3772 wrote to memory of 2256	3772	chrome.exe	chrome.exe
PID 3772 wrote to memory of 2256	3772	chrome.exe	chrome.exe
PID 3772 wrote to memory of 2256	3772	chrome.exe	chrome.exe
PID 3772 wrote to memory of 2256	3772	chrome.exe	chrome.exe
PID 3772 wrote to memory of 336	3772	chrome.exe	chrome.exe
PID 3772 wrote to memory of 336	3772	chrome.exe	chrome.exe
PID 3772 wrote to memory of 3464	3772	chrome.exe	chrome.exe
PID 3772 wrote to memory of 3464	3772	chrome.exe	chrome.exe
PID 3772 wrote to memory of 3464	3772	chrome.exe	chrome.exe
PID 3772 wrote to memory of 3464	3772	chrome.exe	chrome.exe
PID 3772 wrote to memory of 3464	3772	chrome.exe	chrome.exe
PID 3772 wrote to memory of 3464	3772	chrome.exe	chrome.exe
PID 3772 wrote to memory of 3464	3772	chrome.exe	chrome.exe
PID 3772 wrote to memory of 3464	3772	chrome.exe	chrome.exe
PID 3772 wrote to memory of 3464	3772	chrome.exe	chrome.exe
PID 3772 wrote to memory of 3464	3772	chrome.exe	chrome.exe
PID 3772 wrote to memory of 3464	3772	chrome.exe	chrome.exe
PID 3772 wrote to memory of 3464	3772	chrome.exe	chrome.exe
PID 3772 wrote to memory of 3464	3772	chrome.exe	chrome.exe
PID 3772 wrote to memory of 3464	3772	chrome.exe	chrome.exe
PID 3772 wrote to memory of 3464	3772	chrome.exe	chrome.exe
PID 3772 wrote to memory of 3464	3772	chrome.exe	chrome.exe
PID 3772 wrote to memory of 3464	3772	chrome.exe	chrome.exe
PID 3772 wrote to memory of 3464	3772	chrome.exe	chrome.exe
PID 3772 wrote to memory of 3464	3772	chrome.exe	chrome.exe
PID 3772 wrote to memory of 3464	3772	chrome.exe	chrome.exe
PID 3772 wrote to memory of 3464	3772	chrome.exe	chrome.exe
PID 3772 wrote to memory of 3464	3772	chrome.exe	chrome.exe

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 https://b3r85zfp3ynj.blob.core.windows.net/b3r85zfp3ynj/urHex.html#14/30-4366/799-86864-11421-T
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:3772
- 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=0x100,0x104,0x108,0xdc,0x10c,0x7ffaefce9758,0x7ffaefce9768,0x7ffaefce9778
  2⤵
  PID:3872
- 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=2060 --field-trial-handle=1896,i,4676479841692878166,14584316446189991019,131072 /prefetch:8
  2⤵
  PID:336
- 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=1568 --field-trial-handle=1896,i,4676479841692878166,14584316446189991019,131072 /prefetch:2
  2⤵
  PID:2256
- 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=2136 --field-trial-handle=1896,i,4676479841692878166,14584316446189991019,131072 /prefetch:8
  2⤵
  PID:3464
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --mojo-platform-channel-handle=2976 --field-trial-handle=1896,i,4676479841692878166,14584316446189991019,131072 /prefetch:1
  2⤵
  PID:3080
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --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=2968 --field-trial-handle=1896,i,4676479841692878166,14584316446189991019,131072 /prefetch:1
  2⤵
  PID:4424
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=7 --mojo-platform-channel-handle=4344 --field-trial-handle=1896,i,4676479841692878166,14584316446189991019,131072 /prefetch:1
  2⤵
  PID:2980
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=8 --mojo-platform-channel-handle=3904 --field-trial-handle=1896,i,4676479841692878166,14584316446189991019,131072 /prefetch:1
  2⤵
  PID:648
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=9 --mojo-platform-channel-handle=3228 --field-trial-handle=1896,i,4676479841692878166,14584316446189991019,131072 /prefetch:1
  2⤵
  PID:3100
- 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=3904 --field-trial-handle=1896,i,4676479841692878166,14584316446189991019,131072 /prefetch:8
  2⤵
  PID:3156
- 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=3156 --field-trial-handle=1896,i,4676479841692878166,14584316446189991019,131072 /prefetch:8
  2⤵
  PID:4736
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=12 --mojo-platform-channel-handle=4676 --field-trial-handle=1896,i,4676479841692878166,14584316446189991019,131072 /prefetch:1
  2⤵
  PID:2832
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=13 --mojo-platform-channel-handle=3880 --field-trial-handle=1896,i,4676479841692878166,14584316446189991019,131072 /prefetch:1
  2⤵
  PID:4068
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=14 --mojo-platform-channel-handle=3208 --field-trial-handle=1896,i,4676479841692878166,14584316446189991019,131072 /prefetch:1
  2⤵
  PID:72

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:4928

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\8131f2ab-4505-4c73-aeb8-e0e222089026.tmp

Filesize
6KB

MD5
5216afb7639de63f6cae529fec51c673

SHA1
54d76518403958e486fa2ad7d2aaa537e0e4fe69

SHA256
472043f3c97f3f60642271f42ef7ab594a2f675fc75e50ce088efb261bdbc80d

SHA512
768c566d92ba1141c0c4bc116dd4689bd591cd4f4f692719a32cadce927d4e9ac6739aa68c90b9602a5768168a86923afeba91b5a3d1d17538af2562b8dc294d

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

Filesize
130KB

MD5
0ec3b9f96178ed53cfad40562e88652a

SHA1
d1f94d867de3813b3f073ce09d7be28c2d043cdb

SHA256
5a286847dd795e78e0247c54a8e34d96fbf6572b677be5a0312c622ffb6a5b76

SHA512
89af31f4455bf9bb78948f90270ef33ba542b8197464796762449728241ce962c7578a9998ae95d0b88e407ca869c8cf35e98a0b9babd01c4469838a7c97337e

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
\??\pipe\crashpad_3772_XPZBBBHSJJCOLLKV

MD5
d41d8cd98f00b204e9800998ecf8427e

SHA1
da39a3ee5e6b4b0d3255bfef95601890afd80709

SHA256
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

SHA512
cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

Download Submit