hxxp://xz[.]ysoft[.]cn

Analysis

max time kernel
52s
max time network
54s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
06-03-2024 11:28

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General

Target

http://xz.ysoft.cn

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	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

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 = "133541980949035140"	chrome.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3744	chrome.exe
3744	chrome.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 5 IoCs

pid	Process
3744	chrome.exe
3744	chrome.exe
3744	chrome.exe
3744	chrome.exe
3744	chrome.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3744	chrome.exe
Token: SeCreatePagefilePrivilege	3744	chrome.exe
Token: SeShutdownPrivilege	3744	chrome.exe
Token: SeCreatePagefilePrivilege	3744	chrome.exe
Token: SeShutdownPrivilege	3744	chrome.exe
Token: SeCreatePagefilePrivilege	3744	chrome.exe
Token: SeShutdownPrivilege	3744	chrome.exe
Token: SeCreatePagefilePrivilege	3744	chrome.exe
Token: SeShutdownPrivilege	3744	chrome.exe
Token: SeCreatePagefilePrivilege	3744	chrome.exe
Token: SeShutdownPrivilege	3744	chrome.exe
Token: SeCreatePagefilePrivilege	3744	chrome.exe
Token: SeShutdownPrivilege	3744	chrome.exe
Token: SeCreatePagefilePrivilege	3744	chrome.exe
Token: SeShutdownPrivilege	3744	chrome.exe
Token: SeCreatePagefilePrivilege	3744	chrome.exe
Token: SeShutdownPrivilege	3744	chrome.exe
Token: SeCreatePagefilePrivilege	3744	chrome.exe
Token: SeShutdownPrivilege	3744	chrome.exe
Token: SeCreatePagefilePrivilege	3744	chrome.exe
Token: SeShutdownPrivilege	3744	chrome.exe
Token: SeCreatePagefilePrivilege	3744	chrome.exe
Token: SeShutdownPrivilege	3744	chrome.exe
Token: SeCreatePagefilePrivilege	3744	chrome.exe
Token: SeShutdownPrivilege	3744	chrome.exe
Token: SeCreatePagefilePrivilege	3744	chrome.exe
Token: SeShutdownPrivilege	3744	chrome.exe
Token: SeCreatePagefilePrivilege	3744	chrome.exe
Token: SeShutdownPrivilege	3744	chrome.exe
Token: SeCreatePagefilePrivilege	3744	chrome.exe
Token: SeShutdownPrivilege	3744	chrome.exe
Token: SeCreatePagefilePrivilege	3744	chrome.exe
Token: SeShutdownPrivilege	3744	chrome.exe
Token: SeCreatePagefilePrivilege	3744	chrome.exe
Token: SeShutdownPrivilege	3744	chrome.exe
Token: SeCreatePagefilePrivilege	3744	chrome.exe
Token: SeShutdownPrivilege	3744	chrome.exe
Token: SeCreatePagefilePrivilege	3744	chrome.exe
Token: SeShutdownPrivilege	3744	chrome.exe
Token: SeCreatePagefilePrivilege	3744	chrome.exe
Token: SeShutdownPrivilege	3744	chrome.exe
Token: SeCreatePagefilePrivilege	3744	chrome.exe
Token: SeShutdownPrivilege	3744	chrome.exe
Token: SeCreatePagefilePrivilege	3744	chrome.exe
Token: SeShutdownPrivilege	3744	chrome.exe
Token: SeCreatePagefilePrivilege	3744	chrome.exe
Token: SeShutdownPrivilege	3744	chrome.exe
Token: SeCreatePagefilePrivilege	3744	chrome.exe
Token: SeShutdownPrivilege	3744	chrome.exe
Token: SeCreatePagefilePrivilege	3744	chrome.exe
Token: SeShutdownPrivilege	3744	chrome.exe
Token: SeCreatePagefilePrivilege	3744	chrome.exe
Token: SeShutdownPrivilege	3744	chrome.exe
Token: SeCreatePagefilePrivilege	3744	chrome.exe
Token: SeShutdownPrivilege	3744	chrome.exe
Token: SeCreatePagefilePrivilege	3744	chrome.exe
Token: SeShutdownPrivilege	3744	chrome.exe
Token: SeCreatePagefilePrivilege	3744	chrome.exe
Token: SeShutdownPrivilege	3744	chrome.exe
Token: SeCreatePagefilePrivilege	3744	chrome.exe
Token: SeShutdownPrivilege	3744	chrome.exe
Token: SeCreatePagefilePrivilege	3744	chrome.exe
Token: SeShutdownPrivilege	3744	chrome.exe
Token: SeCreatePagefilePrivilege	3744	chrome.exe

Suspicious use of FindShellTrayWindow 26 IoCs

pid	Process
3744	chrome.exe
3744	chrome.exe
3744	chrome.exe
3744	chrome.exe
3744	chrome.exe
3744	chrome.exe
3744	chrome.exe
3744	chrome.exe
3744	chrome.exe
3744	chrome.exe
3744	chrome.exe
3744	chrome.exe
3744	chrome.exe
3744	chrome.exe
3744	chrome.exe
3744	chrome.exe
3744	chrome.exe
3744	chrome.exe
3744	chrome.exe
3744	chrome.exe
3744	chrome.exe
3744	chrome.exe
3744	chrome.exe
3744	chrome.exe
3744	chrome.exe
3744	chrome.exe

Suspicious use of SendNotifyMessage 24 IoCs

pid	Process
3744	chrome.exe
3744	chrome.exe
3744	chrome.exe
3744	chrome.exe
3744	chrome.exe
3744	chrome.exe
3744	chrome.exe
3744	chrome.exe
3744	chrome.exe
3744	chrome.exe
3744	chrome.exe
3744	chrome.exe
3744	chrome.exe
3744	chrome.exe
3744	chrome.exe
3744	chrome.exe
3744	chrome.exe
3744	chrome.exe
3744	chrome.exe
3744	chrome.exe
3744	chrome.exe
3744	chrome.exe
3744	chrome.exe
3744	chrome.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3744 wrote to memory of 4196	3744	chrome.exe	88
PID 3744 wrote to memory of 4196	3744	chrome.exe	88
PID 3744 wrote to memory of 2076	3744	chrome.exe	90
PID 3744 wrote to memory of 2076	3744	chrome.exe	90
PID 3744 wrote to memory of 2076	3744	chrome.exe	90
PID 3744 wrote to memory of 2076	3744	chrome.exe	90
PID 3744 wrote to memory of 2076	3744	chrome.exe	90
PID 3744 wrote to memory of 2076	3744	chrome.exe	90
PID 3744 wrote to memory of 2076	3744	chrome.exe	90
PID 3744 wrote to memory of 2076	3744	chrome.exe	90
PID 3744 wrote to memory of 2076	3744	chrome.exe	90
PID 3744 wrote to memory of 2076	3744	chrome.exe	90
PID 3744 wrote to memory of 2076	3744	chrome.exe	90
PID 3744 wrote to memory of 2076	3744	chrome.exe	90
PID 3744 wrote to memory of 2076	3744	chrome.exe	90
PID 3744 wrote to memory of 2076	3744	chrome.exe	90
PID 3744 wrote to memory of 2076	3744	chrome.exe	90
PID 3744 wrote to memory of 2076	3744	chrome.exe	90
PID 3744 wrote to memory of 2076	3744	chrome.exe	90
PID 3744 wrote to memory of 2076	3744	chrome.exe	90
PID 3744 wrote to memory of 2076	3744	chrome.exe	90
PID 3744 wrote to memory of 2076	3744	chrome.exe	90
PID 3744 wrote to memory of 2076	3744	chrome.exe	90
PID 3744 wrote to memory of 2076	3744	chrome.exe	90
PID 3744 wrote to memory of 2076	3744	chrome.exe	90
PID 3744 wrote to memory of 2076	3744	chrome.exe	90
PID 3744 wrote to memory of 2076	3744	chrome.exe	90
PID 3744 wrote to memory of 2076	3744	chrome.exe	90
PID 3744 wrote to memory of 2076	3744	chrome.exe	90
PID 3744 wrote to memory of 2076	3744	chrome.exe	90
PID 3744 wrote to memory of 2076	3744	chrome.exe	90
PID 3744 wrote to memory of 2076	3744	chrome.exe	90
PID 3744 wrote to memory of 2076	3744	chrome.exe	90
PID 3744 wrote to memory of 2076	3744	chrome.exe	90
PID 3744 wrote to memory of 2076	3744	chrome.exe	90
PID 3744 wrote to memory of 2076	3744	chrome.exe	90
PID 3744 wrote to memory of 2076	3744	chrome.exe	90
PID 3744 wrote to memory of 2076	3744	chrome.exe	90
PID 3744 wrote to memory of 2076	3744	chrome.exe	90
PID 3744 wrote to memory of 2076	3744	chrome.exe	90
PID 3744 wrote to memory of 4856	3744	chrome.exe	91
PID 3744 wrote to memory of 4856	3744	chrome.exe	91
PID 3744 wrote to memory of 2620	3744	chrome.exe	92
PID 3744 wrote to memory of 2620	3744	chrome.exe	92
PID 3744 wrote to memory of 2620	3744	chrome.exe	92
PID 3744 wrote to memory of 2620	3744	chrome.exe	92
PID 3744 wrote to memory of 2620	3744	chrome.exe	92
PID 3744 wrote to memory of 2620	3744	chrome.exe	92
PID 3744 wrote to memory of 2620	3744	chrome.exe	92
PID 3744 wrote to memory of 2620	3744	chrome.exe	92
PID 3744 wrote to memory of 2620	3744	chrome.exe	92
PID 3744 wrote to memory of 2620	3744	chrome.exe	92
PID 3744 wrote to memory of 2620	3744	chrome.exe	92
PID 3744 wrote to memory of 2620	3744	chrome.exe	92
PID 3744 wrote to memory of 2620	3744	chrome.exe	92
PID 3744 wrote to memory of 2620	3744	chrome.exe	92
PID 3744 wrote to memory of 2620	3744	chrome.exe	92
PID 3744 wrote to memory of 2620	3744	chrome.exe	92
PID 3744 wrote to memory of 2620	3744	chrome.exe	92
PID 3744 wrote to memory of 2620	3744	chrome.exe	92
PID 3744 wrote to memory of 2620	3744	chrome.exe	92
PID 3744 wrote to memory of 2620	3744	chrome.exe	92
PID 3744 wrote to memory of 2620	3744	chrome.exe	92
PID 3744 wrote to memory of 2620	3744	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://xz.ysoft.cn
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:3744
- 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,0x100,0x104,0xd8,0x108,0x7ffcd7c19758,0x7ffcd7c19768,0x7ffcd7c19778
  2⤵
  PID:4196
- 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=1732 --field-trial-handle=1832,i,16511030320367392381,9200732475730273447,131072 /prefetch:2
  2⤵
  PID:2076
- 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=2056 --field-trial-handle=1832,i,16511030320367392381,9200732475730273447,131072 /prefetch:8
  2⤵
  PID:4856
- 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=2192 --field-trial-handle=1832,i,16511030320367392381,9200732475730273447,131072 /prefetch:8
  2⤵
  PID:2620
- 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=2784 --field-trial-handle=1832,i,16511030320367392381,9200732475730273447,131072 /prefetch:1
  2⤵
  PID:1852
- 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=2792 --field-trial-handle=1832,i,16511030320367392381,9200732475730273447,131072 /prefetch:1
  2⤵
  PID:3068
- 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=5112 --field-trial-handle=1832,i,16511030320367392381,9200732475730273447,131072 /prefetch:8
  2⤵
  PID:1584
- 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=3840 --field-trial-handle=1832,i,16511030320367392381,9200732475730273447,131072 /prefetch:8
  2⤵
  PID:884
- 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=4872 --field-trial-handle=1832,i,16511030320367392381,9200732475730273447,131072 /prefetch:1
  2⤵
  PID:3328
- 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=10 --mojo-platform-channel-handle=3812 --field-trial-handle=1832,i,16511030320367392381,9200732475730273447,131072 /prefetch:1
  2⤵
  PID:692
- 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=11 --mojo-platform-channel-handle=3960 --field-trial-handle=1832,i,16511030320367392381,9200732475730273447,131072 /prefetch:1
  2⤵
  PID:3036

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:4552

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\Preferences

Filesize
6KB

MD5
e6d84d04c19ac15064635dee8c12fe54

SHA1
fde89214e0545eb422fa8c0c587689c5691687b7

SHA256
cd2ca2d0b6d553c4584f7edc3130f284604fc3098f2f0a85c430500ed0fa10ed

SHA512
813b57701674cee13435b06e4957b4d3523632a8867eb760629f2f0e69b08f5c3bf6495b1b6eb9b91515fe6ffbb5ae266e9527433834c2b5b071c931a6092e8b

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

Filesize
6KB

MD5
b86c50ef76e756e3677e9ce87c82471a

SHA1
a12e3891ea37f957ad88b641287a4f98fe89582f

SHA256
3145aeb29b7369b5c543abfafea928223015a41df58a99e757d31d3337d289e7

SHA512
3875f04d04aba114133c3aaeeab31fca1bf7f5a6acd5a71de487d3d912ee3c3e78221950719192413d04b45e5e5789d1bdb7cc8602fa1ce0ff3a2df05495d075

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

Filesize
128KB

MD5
943cc4dbd7db1505e84a83983885ebfd

SHA1
7f8459f82376e1293e213c20a5cd3e67bbd49e38

SHA256
08a243bfc6460eb196ceff618b017a44460dbdb9f991f610cc0695b8c775a669

SHA512
78c6a4ae89401d9daa1273dfcb933c3c629d48ace3d681ec1e5060cf70bd929f95339a9f374a93a949673d8f19ccdc05840baa100b887cffcc220f71434bafbc

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