hxxps://chemistryexams[.]com/byb1e

Analysis

max time kernel
151s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
11-05-2023 17:20

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General

Target

https://chemistryexams.com/byb1e

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 = "133283064561471650"	chrome.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
1400	chrome.exe
1400	chrome.exe
3360	chrome.exe
3360	chrome.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 5 IoCs

pid	Process
1400	chrome.exe
1400	chrome.exe
1400	chrome.exe
1400	chrome.exe
1400	chrome.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeShutdownPrivilege	1400	chrome.exe
Token: SeCreatePagefilePrivilege	1400	chrome.exe
Token: SeShutdownPrivilege	1400	chrome.exe
Token: SeCreatePagefilePrivilege	1400	chrome.exe
Token: SeShutdownPrivilege	1400	chrome.exe
Token: SeCreatePagefilePrivilege	1400	chrome.exe
Token: SeShutdownPrivilege	1400	chrome.exe
Token: SeCreatePagefilePrivilege	1400	chrome.exe
Token: SeShutdownPrivilege	1400	chrome.exe
Token: SeCreatePagefilePrivilege	1400	chrome.exe
Token: SeShutdownPrivilege	1400	chrome.exe
Token: SeCreatePagefilePrivilege	1400	chrome.exe
Token: SeShutdownPrivilege	1400	chrome.exe
Token: SeCreatePagefilePrivilege	1400	chrome.exe
Token: SeShutdownPrivilege	1400	chrome.exe
Token: SeCreatePagefilePrivilege	1400	chrome.exe
Token: SeShutdownPrivilege	1400	chrome.exe
Token: SeCreatePagefilePrivilege	1400	chrome.exe
Token: SeShutdownPrivilege	1400	chrome.exe
Token: SeCreatePagefilePrivilege	1400	chrome.exe
Token: SeShutdownPrivilege	1400	chrome.exe
Token: SeCreatePagefilePrivilege	1400	chrome.exe
Token: SeShutdownPrivilege	1400	chrome.exe
Token: SeCreatePagefilePrivilege	1400	chrome.exe
Token: SeShutdownPrivilege	1400	chrome.exe
Token: SeCreatePagefilePrivilege	1400	chrome.exe
Token: SeShutdownPrivilege	1400	chrome.exe
Token: SeCreatePagefilePrivilege	1400	chrome.exe
Token: SeShutdownPrivilege	1400	chrome.exe
Token: SeCreatePagefilePrivilege	1400	chrome.exe
Token: SeShutdownPrivilege	1400	chrome.exe
Token: SeCreatePagefilePrivilege	1400	chrome.exe
Token: SeShutdownPrivilege	1400	chrome.exe
Token: SeCreatePagefilePrivilege	1400	chrome.exe
Token: SeShutdownPrivilege	1400	chrome.exe
Token: SeCreatePagefilePrivilege	1400	chrome.exe
Token: SeShutdownPrivilege	1400	chrome.exe
Token: SeCreatePagefilePrivilege	1400	chrome.exe
Token: SeShutdownPrivilege	1400	chrome.exe
Token: SeCreatePagefilePrivilege	1400	chrome.exe
Token: SeShutdownPrivilege	1400	chrome.exe
Token: SeCreatePagefilePrivilege	1400	chrome.exe
Token: SeShutdownPrivilege	1400	chrome.exe
Token: SeCreatePagefilePrivilege	1400	chrome.exe
Token: SeShutdownPrivilege	1400	chrome.exe
Token: SeCreatePagefilePrivilege	1400	chrome.exe
Token: SeShutdownPrivilege	1400	chrome.exe
Token: SeCreatePagefilePrivilege	1400	chrome.exe
Token: SeShutdownPrivilege	1400	chrome.exe
Token: SeCreatePagefilePrivilege	1400	chrome.exe
Token: SeShutdownPrivilege	1400	chrome.exe
Token: SeCreatePagefilePrivilege	1400	chrome.exe
Token: SeShutdownPrivilege	1400	chrome.exe
Token: SeCreatePagefilePrivilege	1400	chrome.exe
Token: SeShutdownPrivilege	1400	chrome.exe
Token: SeCreatePagefilePrivilege	1400	chrome.exe
Token: SeShutdownPrivilege	1400	chrome.exe
Token: SeCreatePagefilePrivilege	1400	chrome.exe
Token: SeShutdownPrivilege	1400	chrome.exe
Token: SeCreatePagefilePrivilege	1400	chrome.exe
Token: SeShutdownPrivilege	1400	chrome.exe
Token: SeCreatePagefilePrivilege	1400	chrome.exe
Token: SeShutdownPrivilege	1400	chrome.exe
Token: SeCreatePagefilePrivilege	1400	chrome.exe

Suspicious use of FindShellTrayWindow 26 IoCs

pid	Process
1400	chrome.exe
1400	chrome.exe
1400	chrome.exe
1400	chrome.exe
1400	chrome.exe
1400	chrome.exe
1400	chrome.exe
1400	chrome.exe
1400	chrome.exe
1400	chrome.exe
1400	chrome.exe
1400	chrome.exe
1400	chrome.exe
1400	chrome.exe
1400	chrome.exe
1400	chrome.exe
1400	chrome.exe
1400	chrome.exe
1400	chrome.exe
1400	chrome.exe
1400	chrome.exe
1400	chrome.exe
1400	chrome.exe
1400	chrome.exe
1400	chrome.exe
1400	chrome.exe

Suspicious use of SendNotifyMessage 24 IoCs

pid	Process
1400	chrome.exe
1400	chrome.exe
1400	chrome.exe
1400	chrome.exe
1400	chrome.exe
1400	chrome.exe
1400	chrome.exe
1400	chrome.exe
1400	chrome.exe
1400	chrome.exe
1400	chrome.exe
1400	chrome.exe
1400	chrome.exe
1400	chrome.exe
1400	chrome.exe
1400	chrome.exe
1400	chrome.exe
1400	chrome.exe
1400	chrome.exe
1400	chrome.exe
1400	chrome.exe
1400	chrome.exe
1400	chrome.exe
1400	chrome.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1400 wrote to memory of 1464	1400	chrome.exe	83
PID 1400 wrote to memory of 1464	1400	chrome.exe	83
PID 1400 wrote to memory of 4200	1400	chrome.exe	84
PID 1400 wrote to memory of 4200	1400	chrome.exe	84
PID 1400 wrote to memory of 4200	1400	chrome.exe	84
PID 1400 wrote to memory of 4200	1400	chrome.exe	84
PID 1400 wrote to memory of 4200	1400	chrome.exe	84
PID 1400 wrote to memory of 4200	1400	chrome.exe	84
PID 1400 wrote to memory of 4200	1400	chrome.exe	84
PID 1400 wrote to memory of 4200	1400	chrome.exe	84
PID 1400 wrote to memory of 4200	1400	chrome.exe	84
PID 1400 wrote to memory of 4200	1400	chrome.exe	84
PID 1400 wrote to memory of 4200	1400	chrome.exe	84
PID 1400 wrote to memory of 4200	1400	chrome.exe	84
PID 1400 wrote to memory of 4200	1400	chrome.exe	84
PID 1400 wrote to memory of 4200	1400	chrome.exe	84
PID 1400 wrote to memory of 4200	1400	chrome.exe	84
PID 1400 wrote to memory of 4200	1400	chrome.exe	84
PID 1400 wrote to memory of 4200	1400	chrome.exe	84
PID 1400 wrote to memory of 4200	1400	chrome.exe	84
PID 1400 wrote to memory of 4200	1400	chrome.exe	84
PID 1400 wrote to memory of 4200	1400	chrome.exe	84
PID 1400 wrote to memory of 4200	1400	chrome.exe	84
PID 1400 wrote to memory of 4200	1400	chrome.exe	84
PID 1400 wrote to memory of 4200	1400	chrome.exe	84
PID 1400 wrote to memory of 4200	1400	chrome.exe	84
PID 1400 wrote to memory of 4200	1400	chrome.exe	84
PID 1400 wrote to memory of 4200	1400	chrome.exe	84
PID 1400 wrote to memory of 4200	1400	chrome.exe	84
PID 1400 wrote to memory of 4200	1400	chrome.exe	84
PID 1400 wrote to memory of 4200	1400	chrome.exe	84
PID 1400 wrote to memory of 4200	1400	chrome.exe	84
PID 1400 wrote to memory of 4200	1400	chrome.exe	84
PID 1400 wrote to memory of 4200	1400	chrome.exe	84
PID 1400 wrote to memory of 4200	1400	chrome.exe	84
PID 1400 wrote to memory of 4200	1400	chrome.exe	84
PID 1400 wrote to memory of 4200	1400	chrome.exe	84
PID 1400 wrote to memory of 4200	1400	chrome.exe	84
PID 1400 wrote to memory of 4200	1400	chrome.exe	84
PID 1400 wrote to memory of 4200	1400	chrome.exe	84
PID 1400 wrote to memory of 756	1400	chrome.exe	85
PID 1400 wrote to memory of 756	1400	chrome.exe	85
PID 1400 wrote to memory of 4716	1400	chrome.exe	86
PID 1400 wrote to memory of 4716	1400	chrome.exe	86
PID 1400 wrote to memory of 4716	1400	chrome.exe	86
PID 1400 wrote to memory of 4716	1400	chrome.exe	86
PID 1400 wrote to memory of 4716	1400	chrome.exe	86
PID 1400 wrote to memory of 4716	1400	chrome.exe	86
PID 1400 wrote to memory of 4716	1400	chrome.exe	86
PID 1400 wrote to memory of 4716	1400	chrome.exe	86
PID 1400 wrote to memory of 4716	1400	chrome.exe	86
PID 1400 wrote to memory of 4716	1400	chrome.exe	86
PID 1400 wrote to memory of 4716	1400	chrome.exe	86
PID 1400 wrote to memory of 4716	1400	chrome.exe	86
PID 1400 wrote to memory of 4716	1400	chrome.exe	86
PID 1400 wrote to memory of 4716	1400	chrome.exe	86
PID 1400 wrote to memory of 4716	1400	chrome.exe	86
PID 1400 wrote to memory of 4716	1400	chrome.exe	86
PID 1400 wrote to memory of 4716	1400	chrome.exe	86
PID 1400 wrote to memory of 4716	1400	chrome.exe	86
PID 1400 wrote to memory of 4716	1400	chrome.exe	86
PID 1400 wrote to memory of 4716	1400	chrome.exe	86
PID 1400 wrote to memory of 4716	1400	chrome.exe	86
PID 1400 wrote to memory of 4716	1400	chrome.exe	86

C:\Program Files\Google\Chrome\Application\chrome.exe
"C:\Program Files\Google\Chrome\Application\chrome.exe" "--simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT'" https://chemistryexams.com/byb1e
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:1400
- 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=0x100,0x104,0x108,0xd8,0x10c,0x7ffc855b9758,0x7ffc855b9768,0x7ffc855b9778
  2⤵
  PID:1464
- 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=1796 --field-trial-handle=1708,i,12951113099566917403,10445595365143259628,131072 /prefetch:2
  2⤵
  PID:4200
- 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=2148 --field-trial-handle=1708,i,12951113099566917403,10445595365143259628,131072 /prefetch:8
  2⤵
  PID:756
- 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=2216 --field-trial-handle=1708,i,12951113099566917403,10445595365143259628,131072 /prefetch:8
  2⤵
  PID:4716
- 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=2 --enable-main-frame-before-activation --renderer-client-id=5 --mojo-platform-channel-handle=3152 --field-trial-handle=1708,i,12951113099566917403,10445595365143259628,131072 /prefetch:1
  2⤵
  PID:3780
- 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=2 --enable-main-frame-before-activation --renderer-client-id=6 --mojo-platform-channel-handle=3124 --field-trial-handle=1708,i,12951113099566917403,10445595365143259628,131072 /prefetch:1
  2⤵
  PID:4660
- 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 --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=2 --enable-main-frame-before-activation --renderer-client-id=7 --mojo-platform-channel-handle=4448 --field-trial-handle=1708,i,12951113099566917403,10445595365143259628,131072 /prefetch:1
  2⤵
  PID:4396
- 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=4956 --field-trial-handle=1708,i,12951113099566917403,10445595365143259628,131072 /prefetch:8
  2⤵
  PID:4512
- 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=5060 --field-trial-handle=1708,i,12951113099566917403,10445595365143259628,131072 /prefetch:8
  2⤵
  PID:3200
- 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 --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=2 --enable-main-frame-before-activation --renderer-client-id=10 --mojo-platform-channel-handle=5132 --field-trial-handle=1708,i,12951113099566917403,10445595365143259628,131072 /prefetch:1
  2⤵
  PID:1580
- 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 --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=2 --enable-main-frame-before-activation --renderer-client-id=11 --mojo-platform-channel-handle=3304 --field-trial-handle=1708,i,12951113099566917403,10445595365143259628,131072 /prefetch:1
  2⤵
  PID:1804
- 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=5140 --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=3400 --field-trial-handle=1708,i,12951113099566917403,10445595365143259628,131072 /prefetch:2
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:3360

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:4036

Network

MITRE ATT&CK Enterprise v6

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
700B

MD5
8e3cfcbe9f555ae55e771569495cda47

SHA1
82dcc87d80a51526c2a977fef5d5ccdf3f570b93

SHA256
b347e2f2c76a8c05436f36877f22d9a0af63169a417bf4c6db1cd3ed9a265505

SHA512
70723d39b2432aa46e565cc234eaea58cdd96af82b66879f2887f33af240eafe4eeea368f523bef3c0e895f85c3d398326ebfa17b1f4eaa6415f0e12948c9a85

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

Filesize
4KB

MD5
19edc72d34e7222c5f00193c1fd11d0b

SHA1
d9e142e448f43e614ea178138be59f575ba1b38e

SHA256
5f2be0c565fd6fd2ddc452875c3e0f6d1ead0383f25f687a94f191d6f215914a

SHA512
4be7b737767b99d650c678bf1c44a713ca05679c10dacc06fd94351b855086fda22dc1e9b560a24b3a6b69697ac11cec61205cd0c7972a6732d5afe49c3f8583

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

Filesize
5KB

MD5
8fcc5f27fd50cbdbdbfa784178ee05e7

SHA1
ead72935f0649e6b4e5cdb7bea1612f4d7e46b64

SHA256
8f5dc1356559c6d50ba6432cb3fb09098bbea250177c22ef44b132c183cbe8f5

SHA512
fa9ec2c31363c488c79c61b4aca473386937de26d042e43cc1cc558ff37b5471519b27fc41414ae089d2aec0072fa808f965dacff1fbc3f67e1dacdb75ed4096

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

Filesize
149KB

MD5
3b652bb8c78d7925b53ec4348a824fed

SHA1
177d86298c4b582243929c5ebabd37eabceb1092

SHA256
8e204726ac9b40ce647b797fa1b32fdac2710ce5422e7f7ef7931a31f2445042

SHA512
050840883c05f3bd6a39f51cb4021cdb7ed70e7ba41f048f33b818d3983be479bc038ff1716886d263957ac51acf3a1edf42de88b0f895f783bdf917fa3b6454

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

Filesize
149KB

MD5
ccd4d90a21dda74a649a9c985ca63a38

SHA1
a60b62b2405fe3481941ce059372cc26795ab9ee

SHA256
ea69a463ea4084f1b7324fb3f84055f9f364d2d35a8cf9cefa5732c2d99759a6

SHA512
480bbb174b12a767147fe08ea66b539be2bc0f52201a673d2c89dafab4e6b0fe51f31c851443e25a22b272d99161cdf00e94822233c030e673c72aa33a7397c2

Download Submit