hxxps://online-assessment[.]cc/b

General

Target

https://online-assessment.cc/b

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 = "133609039720632470"	chrome.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

chrome.exechrome.exe

pid process

2532 chrome.exe
2532 chrome.exe
2352 chrome.exe
2352 chrome.exe
Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 2 IoCs

Processes:

chrome.exe

pid process

2532 chrome.exe
2532 chrome.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

chrome.exe

description	pid	process
Token: SeShutdownPrivilege	2532	chrome.exe
Token: SeCreatePagefilePrivilege	2532	chrome.exe
Token: SeShutdownPrivilege	2532	chrome.exe
Token: SeCreatePagefilePrivilege	2532	chrome.exe
Token: SeShutdownPrivilege	2532	chrome.exe
Token: SeCreatePagefilePrivilege	2532	chrome.exe
Token: SeShutdownPrivilege	2532	chrome.exe
Token: SeCreatePagefilePrivilege	2532	chrome.exe
Token: SeShutdownPrivilege	2532	chrome.exe
Token: SeCreatePagefilePrivilege	2532	chrome.exe
Token: SeShutdownPrivilege	2532	chrome.exe
Token: SeCreatePagefilePrivilege	2532	chrome.exe
Token: SeShutdownPrivilege	2532	chrome.exe
Token: SeCreatePagefilePrivilege	2532	chrome.exe
Token: SeShutdownPrivilege	2532	chrome.exe
Token: SeCreatePagefilePrivilege	2532	chrome.exe
Token: SeShutdownPrivilege	2532	chrome.exe
Token: SeCreatePagefilePrivilege	2532	chrome.exe
Token: SeShutdownPrivilege	2532	chrome.exe
Token: SeCreatePagefilePrivilege	2532	chrome.exe
Token: SeShutdownPrivilege	2532	chrome.exe
Token: SeCreatePagefilePrivilege	2532	chrome.exe
Token: SeShutdownPrivilege	2532	chrome.exe
Token: SeCreatePagefilePrivilege	2532	chrome.exe
Token: SeShutdownPrivilege	2532	chrome.exe
Token: SeCreatePagefilePrivilege	2532	chrome.exe
Token: SeShutdownPrivilege	2532	chrome.exe
Token: SeCreatePagefilePrivilege	2532	chrome.exe
Token: SeShutdownPrivilege	2532	chrome.exe
Token: SeCreatePagefilePrivilege	2532	chrome.exe
Token: SeShutdownPrivilege	2532	chrome.exe
Token: SeCreatePagefilePrivilege	2532	chrome.exe
Token: SeShutdownPrivilege	2532	chrome.exe
Token: SeCreatePagefilePrivilege	2532	chrome.exe
Token: SeShutdownPrivilege	2532	chrome.exe
Token: SeCreatePagefilePrivilege	2532	chrome.exe
Token: SeShutdownPrivilege	2532	chrome.exe
Token: SeCreatePagefilePrivilege	2532	chrome.exe
Token: SeShutdownPrivilege	2532	chrome.exe
Token: SeCreatePagefilePrivilege	2532	chrome.exe
Token: SeShutdownPrivilege	2532	chrome.exe
Token: SeCreatePagefilePrivilege	2532	chrome.exe
Token: SeShutdownPrivilege	2532	chrome.exe
Token: SeCreatePagefilePrivilege	2532	chrome.exe
Token: SeShutdownPrivilege	2532	chrome.exe
Token: SeCreatePagefilePrivilege	2532	chrome.exe
Token: SeShutdownPrivilege	2532	chrome.exe
Token: SeCreatePagefilePrivilege	2532	chrome.exe
Token: SeShutdownPrivilege	2532	chrome.exe
Token: SeCreatePagefilePrivilege	2532	chrome.exe
Token: SeShutdownPrivilege	2532	chrome.exe
Token: SeCreatePagefilePrivilege	2532	chrome.exe
Token: SeShutdownPrivilege	2532	chrome.exe
Token: SeCreatePagefilePrivilege	2532	chrome.exe
Token: SeShutdownPrivilege	2532	chrome.exe
Token: SeCreatePagefilePrivilege	2532	chrome.exe
Token: SeShutdownPrivilege	2532	chrome.exe
Token: SeCreatePagefilePrivilege	2532	chrome.exe
Token: SeShutdownPrivilege	2532	chrome.exe
Token: SeCreatePagefilePrivilege	2532	chrome.exe
Token: SeShutdownPrivilege	2532	chrome.exe
Token: SeCreatePagefilePrivilege	2532	chrome.exe
Token: SeShutdownPrivilege	2532	chrome.exe
Token: SeCreatePagefilePrivilege	2532	chrome.exe

Suspicious use of FindShellTrayWindow 26 IoCs

Processes:

chrome.exe

pid	process
2532	chrome.exe
2532	chrome.exe
2532	chrome.exe
2532	chrome.exe
2532	chrome.exe
2532	chrome.exe
2532	chrome.exe
2532	chrome.exe
2532	chrome.exe
2532	chrome.exe
2532	chrome.exe
2532	chrome.exe
2532	chrome.exe
2532	chrome.exe
2532	chrome.exe
2532	chrome.exe
2532	chrome.exe
2532	chrome.exe
2532	chrome.exe
2532	chrome.exe
2532	chrome.exe
2532	chrome.exe
2532	chrome.exe
2532	chrome.exe
2532	chrome.exe
2532	chrome.exe

Suspicious use of SendNotifyMessage 24 IoCs

Processes:

chrome.exe

pid	process
2532	chrome.exe
2532	chrome.exe
2532	chrome.exe
2532	chrome.exe
2532	chrome.exe
2532	chrome.exe
2532	chrome.exe
2532	chrome.exe
2532	chrome.exe
2532	chrome.exe
2532	chrome.exe
2532	chrome.exe
2532	chrome.exe
2532	chrome.exe
2532	chrome.exe
2532	chrome.exe
2532	chrome.exe
2532	chrome.exe
2532	chrome.exe
2532	chrome.exe
2532	chrome.exe
2532	chrome.exe
2532	chrome.exe
2532	chrome.exe

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

chrome.exe

description	pid	process	target process
PID 2532 wrote to memory of 1512	2532	chrome.exe	chrome.exe
PID 2532 wrote to memory of 1512	2532	chrome.exe	chrome.exe
PID 2532 wrote to memory of 2728	2532	chrome.exe	chrome.exe
PID 2532 wrote to memory of 2728	2532	chrome.exe	chrome.exe
PID 2532 wrote to memory of 2728	2532	chrome.exe	chrome.exe
PID 2532 wrote to memory of 2728	2532	chrome.exe	chrome.exe
PID 2532 wrote to memory of 2728	2532	chrome.exe	chrome.exe
PID 2532 wrote to memory of 2728	2532	chrome.exe	chrome.exe
PID 2532 wrote to memory of 2728	2532	chrome.exe	chrome.exe
PID 2532 wrote to memory of 2728	2532	chrome.exe	chrome.exe
PID 2532 wrote to memory of 2728	2532	chrome.exe	chrome.exe
PID 2532 wrote to memory of 2728	2532	chrome.exe	chrome.exe
PID 2532 wrote to memory of 2728	2532	chrome.exe	chrome.exe
PID 2532 wrote to memory of 2728	2532	chrome.exe	chrome.exe
PID 2532 wrote to memory of 2728	2532	chrome.exe	chrome.exe
PID 2532 wrote to memory of 2728	2532	chrome.exe	chrome.exe
PID 2532 wrote to memory of 2728	2532	chrome.exe	chrome.exe
PID 2532 wrote to memory of 2728	2532	chrome.exe	chrome.exe
PID 2532 wrote to memory of 2728	2532	chrome.exe	chrome.exe
PID 2532 wrote to memory of 2728	2532	chrome.exe	chrome.exe
PID 2532 wrote to memory of 2728	2532	chrome.exe	chrome.exe
PID 2532 wrote to memory of 2728	2532	chrome.exe	chrome.exe
PID 2532 wrote to memory of 2728	2532	chrome.exe	chrome.exe
PID 2532 wrote to memory of 2728	2532	chrome.exe	chrome.exe
PID 2532 wrote to memory of 2728	2532	chrome.exe	chrome.exe
PID 2532 wrote to memory of 2728	2532	chrome.exe	chrome.exe
PID 2532 wrote to memory of 2728	2532	chrome.exe	chrome.exe
PID 2532 wrote to memory of 2728	2532	chrome.exe	chrome.exe
PID 2532 wrote to memory of 2728	2532	chrome.exe	chrome.exe
PID 2532 wrote to memory of 2728	2532	chrome.exe	chrome.exe
PID 2532 wrote to memory of 2728	2532	chrome.exe	chrome.exe
PID 2532 wrote to memory of 2728	2532	chrome.exe	chrome.exe
PID 2532 wrote to memory of 2728	2532	chrome.exe	chrome.exe
PID 2532 wrote to memory of 3008	2532	chrome.exe	chrome.exe
PID 2532 wrote to memory of 3008	2532	chrome.exe	chrome.exe
PID 2532 wrote to memory of 4380	2532	chrome.exe	chrome.exe
PID 2532 wrote to memory of 4380	2532	chrome.exe	chrome.exe
PID 2532 wrote to memory of 4380	2532	chrome.exe	chrome.exe
PID 2532 wrote to memory of 4380	2532	chrome.exe	chrome.exe
PID 2532 wrote to memory of 4380	2532	chrome.exe	chrome.exe
PID 2532 wrote to memory of 4380	2532	chrome.exe	chrome.exe
PID 2532 wrote to memory of 4380	2532	chrome.exe	chrome.exe
PID 2532 wrote to memory of 4380	2532	chrome.exe	chrome.exe
PID 2532 wrote to memory of 4380	2532	chrome.exe	chrome.exe
PID 2532 wrote to memory of 4380	2532	chrome.exe	chrome.exe
PID 2532 wrote to memory of 4380	2532	chrome.exe	chrome.exe
PID 2532 wrote to memory of 4380	2532	chrome.exe	chrome.exe
PID 2532 wrote to memory of 4380	2532	chrome.exe	chrome.exe
PID 2532 wrote to memory of 4380	2532	chrome.exe	chrome.exe
PID 2532 wrote to memory of 4380	2532	chrome.exe	chrome.exe
PID 2532 wrote to memory of 4380	2532	chrome.exe	chrome.exe
PID 2532 wrote to memory of 4380	2532	chrome.exe	chrome.exe
PID 2532 wrote to memory of 4380	2532	chrome.exe	chrome.exe
PID 2532 wrote to memory of 4380	2532	chrome.exe	chrome.exe
PID 2532 wrote to memory of 4380	2532	chrome.exe	chrome.exe
PID 2532 wrote to memory of 4380	2532	chrome.exe	chrome.exe
PID 2532 wrote to memory of 4380	2532	chrome.exe	chrome.exe
PID 2532 wrote to memory of 4380	2532	chrome.exe	chrome.exe
PID 2532 wrote to memory of 4380	2532	chrome.exe	chrome.exe
PID 2532 wrote to memory of 4380	2532	chrome.exe	chrome.exe
PID 2532 wrote to memory of 4380	2532	chrome.exe	chrome.exe
PID 2532 wrote to memory of 4380	2532	chrome.exe	chrome.exe
PID 2532 wrote to memory of 4380	2532	chrome.exe	chrome.exe
PID 2532 wrote to memory of 4380	2532	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://online-assessment.cc/b
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:2532

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=110.0.5481.104 --initial-client-data=0xfc,0x100,0x104,0xd8,0x108,0x7ffdc2abab58,0x7ffdc2abab68,0x7ffdc2abab78
2⤵
PID:1512

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=1596 --field-trial-handle=1896,i,17748877139896993927,3509649140257063916,131072 /prefetch:2
2⤵
PID:2728

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=2132 --field-trial-handle=1896,i,17748877139896993927,3509649140257063916,131072 /prefetch:8
2⤵
PID:3008

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=service --mojo-platform-channel-handle=2224 --field-trial-handle=1896,i,17748877139896993927,3509649140257063916,131072 /prefetch:8
2⤵
PID:4380

C:\Program Files\Google\Chrome\Application\chrome.exe
"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --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=3056 --field-trial-handle=1896,i,17748877139896993927,3509649140257063916,131072 /prefetch:1
2⤵
PID:1412

C:\Program Files\Google\Chrome\Application\chrome.exe
"C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --mojo-platform-channel-handle=3064 --field-trial-handle=1896,i,17748877139896993927,3509649140257063916,131072 /prefetch:1
2⤵
PID:3928

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=4588 --field-trial-handle=1896,i,17748877139896993927,3509649140257063916,131072 /prefetch:8
2⤵
PID:4868

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=4436 --field-trial-handle=1896,i,17748877139896993927,3509649140257063916,131072 /prefetch:8
2⤵
PID:3532

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=10.0.19041.546 --gpu-preferences=UAAAAAAAAADoAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAACQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=1560 --field-trial-handle=1896,i,17748877139896993927,3509649140257063916,131072 /prefetch:2
2⤵
- Suspicious behavior: EnumeratesProcesses
PID:2352

C:\Program Files\Google\Chrome\Application\110.0.5481.104\elevation_service.exe
"C:\Program Files\Google\Chrome\Application\110.0.5481.104\elevation_service.exe"
1⤵
PID:3620

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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
72B

MD5
07a250460db62d4042a19abfc2872fee

SHA1
af45c9c9d6b6951491f2b9022c7f8fbacad468dd

SHA256
db74aa3f700c3ec981d61f4112246c84ae187bdea049985858e7be1393a62830

SHA512
0098d87024bd389f5bbf874f93ed1de5303aa5e24f175e04a21c242efeacb663c0afbd6d1079dc931edb91f7e71146c805fa148d9a01f45b984efa9b61776eaa

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C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\Network Persistent State
Filesize
2KB

MD5
7452376e24fb967a4110c26bbcc76fad

SHA1
050b36d50d1c8540e92e856f5b5304c829170187

SHA256
41652b27aeb1ef275900e2ba103328f14c19666943b38c75b0c1bbd5798deba8

SHA512
7eca08c59a93c399338f4a579065bf0c107d54e149bfa544ed77bfa7194a8146eac3411e90d84b28404250195b9eb102bc6d9bb255ac93ffe4957296f6939194

Download Submit
C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\Network Persistent State
Filesize
2KB

MD5
9aca2bdfea34c0ae5502b7d51ed0b40c

SHA1
3c72c16e9f57f724f833e380f9dbb06e55621ec4

SHA256
d5a9af635d8146b343e5dc3df32d3922d184fd5970a6fc8b9a7fbd984f4bc328

SHA512
e19c305327ee3e8520fac3b6c57febe953f57e0ae15dc68807aca6c1e1328b9052bcf076f2d069ee3de84f81010c98d44840c41f28e98292a090bda2baebdd71

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C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\SCT Auditing Pending Reports
Filesize
2B

MD5
d751713988987e9331980363e24189ce

SHA1
97d170e1550eee4afc0af065b78cda302a97674c

SHA256
4f53cda18c2baa0c0354bb5f9a3ecbe5ed12ab4d8e11ba873c2f11161202b945

SHA512
b25b294cb4deb69ea00a4c3cf3113904801b6015e5956bd019a8570b1fe1d6040e944ef3cdee16d0a46503ca6e659a25f21cf9ceddc13f352a3c98138c15d6af

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C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences
Filesize
7KB

MD5
80c087332a070b00e1aad518df222d85

SHA1
a8109e3bc138500115cd59442440170f7d4a461c

SHA256
b86b33008dd781c508e68e3d2c49d682fba381718e2898487774ad7a39e369f9

SHA512
dc81ef8728e13cecbbb7bd78d3f3172aa54cfcec4d1a3a6516c559da28ad7a79a2f1afa5dde94c133cc4187888a397639ad103ea17182a4adefe38a28cf566c0

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C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State
Filesize
255KB

MD5
9da7b3f810ceb9dd65b769f33b802160

SHA1
d71fba1fef71f173db428735e68b1139efaf68c2

SHA256
559991e21dece16b3f680e851fb32ac348d421f6b5723952dd7378a45cf0880d

SHA512
0d69bd38ec9d88af041957b0e53aaf9f1281bdbd3fee53f9a1f9098ffcc9c267f2b61efe795fee4c1f254c8e9a8dcab1ce35cd9bf8c43620ebac362b16cdb682

Download Submit
\??\pipe\crashpad_2532_HKPSFCCPQTPBQFRM
MD5
d41d8cd98f00b204e9800998ecf8427e

SHA1
da39a3ee5e6b4b0d3255bfef95601890afd80709

SHA256
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

SHA512
cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

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Downloads