hxxps://u[.]to/4kOSIA

Analysis

max time kernel
308s
max time network
312s
platform
windows11-21h2_x64
resource
win11-20240221-en
resource tags

arch:x64arch:x86image:win11-20240221-enlocale:en-usos:windows11-21h2-x64system
submitted
04-04-2024 23:51

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General

Target

https://u.to/4kOSIA

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 = "133567483208863210"	chrome.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

chrome.exechrome.exe

pid process

1000 chrome.exe
1000 chrome.exe
4864 chrome.exe
4864 chrome.exe
Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 3 IoCs

Processes:

chrome.exe

pid process

1000 chrome.exe
1000 chrome.exe
1000 chrome.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

chrome.exe

description	pid	process
Token: SeShutdownPrivilege	1000	chrome.exe
Token: SeCreatePagefilePrivilege	1000	chrome.exe
Token: SeShutdownPrivilege	1000	chrome.exe
Token: SeCreatePagefilePrivilege	1000	chrome.exe
Token: SeShutdownPrivilege	1000	chrome.exe
Token: SeCreatePagefilePrivilege	1000	chrome.exe
Token: SeShutdownPrivilege	1000	chrome.exe
Token: SeCreatePagefilePrivilege	1000	chrome.exe
Token: SeShutdownPrivilege	1000	chrome.exe
Token: SeCreatePagefilePrivilege	1000	chrome.exe
Token: SeShutdownPrivilege	1000	chrome.exe
Token: SeCreatePagefilePrivilege	1000	chrome.exe
Token: SeShutdownPrivilege	1000	chrome.exe
Token: SeCreatePagefilePrivilege	1000	chrome.exe
Token: SeShutdownPrivilege	1000	chrome.exe
Token: SeCreatePagefilePrivilege	1000	chrome.exe
Token: SeShutdownPrivilege	1000	chrome.exe
Token: SeCreatePagefilePrivilege	1000	chrome.exe
Token: SeShutdownPrivilege	1000	chrome.exe
Token: SeCreatePagefilePrivilege	1000	chrome.exe
Token: SeShutdownPrivilege	1000	chrome.exe
Token: SeCreatePagefilePrivilege	1000	chrome.exe
Token: SeShutdownPrivilege	1000	chrome.exe
Token: SeCreatePagefilePrivilege	1000	chrome.exe
Token: SeShutdownPrivilege	1000	chrome.exe
Token: SeCreatePagefilePrivilege	1000	chrome.exe
Token: SeShutdownPrivilege	1000	chrome.exe
Token: SeCreatePagefilePrivilege	1000	chrome.exe
Token: SeShutdownPrivilege	1000	chrome.exe
Token: SeCreatePagefilePrivilege	1000	chrome.exe
Token: SeShutdownPrivilege	1000	chrome.exe
Token: SeCreatePagefilePrivilege	1000	chrome.exe
Token: SeShutdownPrivilege	1000	chrome.exe
Token: SeCreatePagefilePrivilege	1000	chrome.exe
Token: SeShutdownPrivilege	1000	chrome.exe
Token: SeCreatePagefilePrivilege	1000	chrome.exe
Token: SeShutdownPrivilege	1000	chrome.exe
Token: SeCreatePagefilePrivilege	1000	chrome.exe
Token: SeShutdownPrivilege	1000	chrome.exe
Token: SeCreatePagefilePrivilege	1000	chrome.exe
Token: SeShutdownPrivilege	1000	chrome.exe
Token: SeCreatePagefilePrivilege	1000	chrome.exe
Token: SeShutdownPrivilege	1000	chrome.exe
Token: SeCreatePagefilePrivilege	1000	chrome.exe
Token: SeShutdownPrivilege	1000	chrome.exe
Token: SeCreatePagefilePrivilege	1000	chrome.exe
Token: SeShutdownPrivilege	1000	chrome.exe
Token: SeCreatePagefilePrivilege	1000	chrome.exe
Token: SeShutdownPrivilege	1000	chrome.exe
Token: SeCreatePagefilePrivilege	1000	chrome.exe
Token: SeShutdownPrivilege	1000	chrome.exe
Token: SeCreatePagefilePrivilege	1000	chrome.exe
Token: SeShutdownPrivilege	1000	chrome.exe
Token: SeCreatePagefilePrivilege	1000	chrome.exe
Token: SeShutdownPrivilege	1000	chrome.exe
Token: SeCreatePagefilePrivilege	1000	chrome.exe
Token: SeShutdownPrivilege	1000	chrome.exe
Token: SeCreatePagefilePrivilege	1000	chrome.exe
Token: SeShutdownPrivilege	1000	chrome.exe
Token: SeCreatePagefilePrivilege	1000	chrome.exe
Token: SeShutdownPrivilege	1000	chrome.exe
Token: SeCreatePagefilePrivilege	1000	chrome.exe
Token: SeShutdownPrivilege	1000	chrome.exe
Token: SeCreatePagefilePrivilege	1000	chrome.exe

Suspicious use of FindShellTrayWindow 26 IoCs

Processes:

chrome.exe

pid	process
1000	chrome.exe
1000	chrome.exe
1000	chrome.exe
1000	chrome.exe
1000	chrome.exe
1000	chrome.exe
1000	chrome.exe
1000	chrome.exe
1000	chrome.exe
1000	chrome.exe
1000	chrome.exe
1000	chrome.exe
1000	chrome.exe
1000	chrome.exe
1000	chrome.exe
1000	chrome.exe
1000	chrome.exe
1000	chrome.exe
1000	chrome.exe
1000	chrome.exe
1000	chrome.exe
1000	chrome.exe
1000	chrome.exe
1000	chrome.exe
1000	chrome.exe
1000	chrome.exe

Suspicious use of SendNotifyMessage 12 IoCs

Processes:

chrome.exe

pid	process
1000	chrome.exe
1000	chrome.exe
1000	chrome.exe
1000	chrome.exe
1000	chrome.exe
1000	chrome.exe
1000	chrome.exe
1000	chrome.exe
1000	chrome.exe
1000	chrome.exe
1000	chrome.exe
1000	chrome.exe

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

chrome.exe

description	pid	process	target process
PID 1000 wrote to memory of 3428	1000	chrome.exe	chrome.exe
PID 1000 wrote to memory of 3428	1000	chrome.exe	chrome.exe
PID 1000 wrote to memory of 872	1000	chrome.exe	chrome.exe
PID 1000 wrote to memory of 872	1000	chrome.exe	chrome.exe
PID 1000 wrote to memory of 872	1000	chrome.exe	chrome.exe
PID 1000 wrote to memory of 872	1000	chrome.exe	chrome.exe
PID 1000 wrote to memory of 872	1000	chrome.exe	chrome.exe
PID 1000 wrote to memory of 872	1000	chrome.exe	chrome.exe
PID 1000 wrote to memory of 872	1000	chrome.exe	chrome.exe
PID 1000 wrote to memory of 872	1000	chrome.exe	chrome.exe
PID 1000 wrote to memory of 872	1000	chrome.exe	chrome.exe
PID 1000 wrote to memory of 872	1000	chrome.exe	chrome.exe
PID 1000 wrote to memory of 872	1000	chrome.exe	chrome.exe
PID 1000 wrote to memory of 872	1000	chrome.exe	chrome.exe
PID 1000 wrote to memory of 872	1000	chrome.exe	chrome.exe
PID 1000 wrote to memory of 872	1000	chrome.exe	chrome.exe
PID 1000 wrote to memory of 872	1000	chrome.exe	chrome.exe
PID 1000 wrote to memory of 872	1000	chrome.exe	chrome.exe
PID 1000 wrote to memory of 872	1000	chrome.exe	chrome.exe
PID 1000 wrote to memory of 872	1000	chrome.exe	chrome.exe
PID 1000 wrote to memory of 872	1000	chrome.exe	chrome.exe
PID 1000 wrote to memory of 872	1000	chrome.exe	chrome.exe
PID 1000 wrote to memory of 872	1000	chrome.exe	chrome.exe
PID 1000 wrote to memory of 872	1000	chrome.exe	chrome.exe
PID 1000 wrote to memory of 872	1000	chrome.exe	chrome.exe
PID 1000 wrote to memory of 872	1000	chrome.exe	chrome.exe
PID 1000 wrote to memory of 872	1000	chrome.exe	chrome.exe
PID 1000 wrote to memory of 872	1000	chrome.exe	chrome.exe
PID 1000 wrote to memory of 872	1000	chrome.exe	chrome.exe
PID 1000 wrote to memory of 872	1000	chrome.exe	chrome.exe
PID 1000 wrote to memory of 872	1000	chrome.exe	chrome.exe
PID 1000 wrote to memory of 872	1000	chrome.exe	chrome.exe
PID 1000 wrote to memory of 872	1000	chrome.exe	chrome.exe
PID 1000 wrote to memory of 872	1000	chrome.exe	chrome.exe
PID 1000 wrote to memory of 872	1000	chrome.exe	chrome.exe
PID 1000 wrote to memory of 872	1000	chrome.exe	chrome.exe
PID 1000 wrote to memory of 872	1000	chrome.exe	chrome.exe
PID 1000 wrote to memory of 872	1000	chrome.exe	chrome.exe
PID 1000 wrote to memory of 872	1000	chrome.exe	chrome.exe
PID 1000 wrote to memory of 872	1000	chrome.exe	chrome.exe
PID 1000 wrote to memory of 4576	1000	chrome.exe	chrome.exe
PID 1000 wrote to memory of 4576	1000	chrome.exe	chrome.exe
PID 1000 wrote to memory of 1696	1000	chrome.exe	chrome.exe
PID 1000 wrote to memory of 1696	1000	chrome.exe	chrome.exe
PID 1000 wrote to memory of 1696	1000	chrome.exe	chrome.exe
PID 1000 wrote to memory of 1696	1000	chrome.exe	chrome.exe
PID 1000 wrote to memory of 1696	1000	chrome.exe	chrome.exe
PID 1000 wrote to memory of 1696	1000	chrome.exe	chrome.exe
PID 1000 wrote to memory of 1696	1000	chrome.exe	chrome.exe
PID 1000 wrote to memory of 1696	1000	chrome.exe	chrome.exe
PID 1000 wrote to memory of 1696	1000	chrome.exe	chrome.exe
PID 1000 wrote to memory of 1696	1000	chrome.exe	chrome.exe
PID 1000 wrote to memory of 1696	1000	chrome.exe	chrome.exe
PID 1000 wrote to memory of 1696	1000	chrome.exe	chrome.exe
PID 1000 wrote to memory of 1696	1000	chrome.exe	chrome.exe
PID 1000 wrote to memory of 1696	1000	chrome.exe	chrome.exe
PID 1000 wrote to memory of 1696	1000	chrome.exe	chrome.exe
PID 1000 wrote to memory of 1696	1000	chrome.exe	chrome.exe
PID 1000 wrote to memory of 1696	1000	chrome.exe	chrome.exe
PID 1000 wrote to memory of 1696	1000	chrome.exe	chrome.exe
PID 1000 wrote to memory of 1696	1000	chrome.exe	chrome.exe
PID 1000 wrote to memory of 1696	1000	chrome.exe	chrome.exe
PID 1000 wrote to memory of 1696	1000	chrome.exe	chrome.exe
PID 1000 wrote to memory of 1696	1000	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://u.to/4kOSIA
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:1000
- 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,0x7ffb4ffb9758,0x7ffb4ffb9768,0x7ffb4ffb9778
  2⤵
  PID:3428
- 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=1744,i,3327390445285779387,6117720962561689563,131072 /prefetch:2
  2⤵
  PID:872
- 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=2080 --field-trial-handle=1744,i,3327390445285779387,6117720962561689563,131072 /prefetch:8
  2⤵
  PID:4576
- 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=2144 --field-trial-handle=1744,i,3327390445285779387,6117720962561689563,131072 /prefetch:8
  2⤵
  PID:1696
- 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=2920 --field-trial-handle=1744,i,3327390445285779387,6117720962561689563,131072 /prefetch:1
  2⤵
  PID:2576
- 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=2928 --field-trial-handle=1744,i,3327390445285779387,6117720962561689563,131072 /prefetch:1
  2⤵
  PID:5032
- 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=4668 --field-trial-handle=1744,i,3327390445285779387,6117720962561689563,131072 /prefetch:1
  2⤵
  PID:4112
- 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=5192 --field-trial-handle=1744,i,3327390445285779387,6117720962561689563,131072 /prefetch:8
  2⤵
  PID:3588
- 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=5092 --field-trial-handle=1744,i,3327390445285779387,6117720962561689563,131072 /prefetch:8
  2⤵
  PID:2080
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --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=10.0.22000.1 --gpu-preferences=UAAAAAAAAADoAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAACQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=3116 --field-trial-handle=1744,i,3327390445285779387,6117720962561689563,131072 /prefetch:2
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:4864

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:1120

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\Code Cache\js\index-dir\the-real-index

Filesize
168B

MD5
dd6fa6caf9001acdbfb91f7b384dcf00

SHA1
6ccf3c27e1447bad2e73de3469c7fec24ed026fb

SHA256
8c1bd414f5bf8885073863931e19b463ce3febd39d2c434285d9f84644669a43

SHA512
5eed63a6de3c4b6d023a5887b10e047876fa94a96de26352c1749f0d759e52d961d0b94969be14b854216c6b6a7b023b641d99b22a7d604d778aee7d43cacc6c

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

Filesize
1KB

MD5
5eb566de911d9e0a6067c684aac3db31

SHA1
12b1fbb1278caba2d1e80a3b47f45772e6ecf0e8

SHA256
1f56f45f4f8e6db073f9ba36c479b1724148589677e22092830fc7d0bd2e2d2f

SHA512
6942830459d880e4e78efa19d4022c31ee0297fc2101f04074595b7141d3ca8ca4aa6153ec28d22c535b6b8af34ba8f78943278ce64aaede4db02f5ffeb4521b

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

Filesize
1KB

MD5
40fd8171ff7fc13488a7fa60e0975c07

SHA1
ae3f1b0dd4e7ac98fb9949be90efa62f1b925a4f

SHA256
9acfa5e2ec1b8c4e97ec58e2917b2e98a6e884b063254eca1febc2854afaaf4c

SHA512
2a9de1103d682077482c9cf8afafbe3cc81e054846db8e411edcd7f5657a6804bafadd1540664bfe7362fd9b90a0459c7886c0d1d0679d0be22cdab20ac2d870

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C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\TransportSecurity

Filesize
535B

MD5
c072897604504afb9ac9669d6a3c670d

SHA1
6f77083931995e81253826a349e7fa85766a37b8

SHA256
2e1ecb6d51f3e681c549faa1440560bde3b08df3da7f8bd77e84ea3f886dd9b4

SHA512
01710ae689f9821c04de6bb9b119fba372101b183d97249b50e3a9ea936e5d3c000e5eb66d6d90dfb162a7c068a68a0f8d5ddf215ed29b34c7bfd02a6e528c35

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

Filesize
6KB

MD5
0c877a983b5a56aee5b33de168473de3

SHA1
871dca40332f0318553f7ad806872f37af04e80a

SHA256
b4b7186e9e8097c9f9d2eff3118f0d961822e06270855ea9bef88a31966dd462

SHA512
8f8c277dc0bcba0a053927a7600480bfbe84e3749c5e8afe1017fc76b326e0fe57e3f827c5a1b502f2a083ecbcacad18926c91e4f22030b0bc6d46f65e0f6803

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

Filesize
130KB

MD5
5c07c5b5bbcfa58b5a91d6f21ea30348

SHA1
a3097168e7fd0655d738ccd6cab3ed47605c6567

SHA256
c23c5deeddc2266c2125ea1ab2132a6bd66a14480e741c41c1f4229dc01cc03e

SHA512
daa7cf93c835eb0b07c1475ed6637c02e012b163153613646d33f3d2095aabc9d869d7bf040afe4c09ae9eadd3d3b8f873c238139b8993c88bc28b1bf9035514

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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_1000_NBCTDSPMRSAQTQPX

MD5
d41d8cd98f00b204e9800998ecf8427e

SHA1
da39a3ee5e6b4b0d3255bfef95601890afd80709

SHA256
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

SHA512
cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

Download Submit