hxxps://a11ybar[.]com/ok6[.]js

Analysis

max time kernel
18s
max time network
17s
platform
windows10-1703_x64
resource
win10-20240404-en
resource tags

arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
submitted
06/07/2024, 21:13

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General

Target

https://a11ybar.com/ok6.js

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 = "133647740377176845"	chrome.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4468	chrome.exe
4468	chrome.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 2 IoCs

pid	Process
4468	chrome.exe
4468	chrome.exe

Suspicious use of AdjustPrivilegeToken 36 IoCs

description	pid	Process
Token: SeShutdownPrivilege	4468	chrome.exe
Token: SeCreatePagefilePrivilege	4468	chrome.exe
Token: SeShutdownPrivilege	4468	chrome.exe
Token: SeCreatePagefilePrivilege	4468	chrome.exe
Token: SeShutdownPrivilege	4468	chrome.exe
Token: SeCreatePagefilePrivilege	4468	chrome.exe
Token: SeShutdownPrivilege	4468	chrome.exe
Token: SeCreatePagefilePrivilege	4468	chrome.exe
Token: SeShutdownPrivilege	4468	chrome.exe
Token: SeCreatePagefilePrivilege	4468	chrome.exe
Token: SeShutdownPrivilege	4468	chrome.exe
Token: SeCreatePagefilePrivilege	4468	chrome.exe
Token: SeShutdownPrivilege	4468	chrome.exe
Token: SeCreatePagefilePrivilege	4468	chrome.exe
Token: SeShutdownPrivilege	4468	chrome.exe
Token: SeCreatePagefilePrivilege	4468	chrome.exe
Token: SeShutdownPrivilege	4468	chrome.exe
Token: SeCreatePagefilePrivilege	4468	chrome.exe
Token: SeShutdownPrivilege	4468	chrome.exe
Token: SeCreatePagefilePrivilege	4468	chrome.exe
Token: SeShutdownPrivilege	4468	chrome.exe
Token: SeCreatePagefilePrivilege	4468	chrome.exe
Token: SeShutdownPrivilege	4468	chrome.exe
Token: SeCreatePagefilePrivilege	4468	chrome.exe
Token: SeShutdownPrivilege	4468	chrome.exe
Token: SeCreatePagefilePrivilege	4468	chrome.exe
Token: SeShutdownPrivilege	4468	chrome.exe
Token: SeCreatePagefilePrivilege	4468	chrome.exe
Token: SeShutdownPrivilege	4468	chrome.exe
Token: SeCreatePagefilePrivilege	4468	chrome.exe
Token: SeShutdownPrivilege	4468	chrome.exe
Token: SeCreatePagefilePrivilege	4468	chrome.exe
Token: SeShutdownPrivilege	4468	chrome.exe
Token: SeCreatePagefilePrivilege	4468	chrome.exe
Token: SeShutdownPrivilege	4468	chrome.exe
Token: SeCreatePagefilePrivilege	4468	chrome.exe

Suspicious use of FindShellTrayWindow 26 IoCs

pid	Process
4468	chrome.exe
4468	chrome.exe
4468	chrome.exe
4468	chrome.exe
4468	chrome.exe
4468	chrome.exe
4468	chrome.exe
4468	chrome.exe
4468	chrome.exe
4468	chrome.exe
4468	chrome.exe
4468	chrome.exe
4468	chrome.exe
4468	chrome.exe
4468	chrome.exe
4468	chrome.exe
4468	chrome.exe
4468	chrome.exe
4468	chrome.exe
4468	chrome.exe
4468	chrome.exe
4468	chrome.exe
4468	chrome.exe
4468	chrome.exe
4468	chrome.exe
4468	chrome.exe

Suspicious use of SendNotifyMessage 24 IoCs

pid	Process
4468	chrome.exe
4468	chrome.exe
4468	chrome.exe
4468	chrome.exe
4468	chrome.exe
4468	chrome.exe
4468	chrome.exe
4468	chrome.exe
4468	chrome.exe
4468	chrome.exe
4468	chrome.exe
4468	chrome.exe
4468	chrome.exe
4468	chrome.exe
4468	chrome.exe
4468	chrome.exe
4468	chrome.exe
4468	chrome.exe
4468	chrome.exe
4468	chrome.exe
4468	chrome.exe
4468	chrome.exe
4468	chrome.exe
4468	chrome.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4468 wrote to memory of 3432	4468	chrome.exe	71
PID 4468 wrote to memory of 3432	4468	chrome.exe	71
PID 4468 wrote to memory of 3812	4468	chrome.exe	73
PID 4468 wrote to memory of 3812	4468	chrome.exe	73
PID 4468 wrote to memory of 3812	4468	chrome.exe	73
PID 4468 wrote to memory of 3812	4468	chrome.exe	73
PID 4468 wrote to memory of 3812	4468	chrome.exe	73
PID 4468 wrote to memory of 3812	4468	chrome.exe	73
PID 4468 wrote to memory of 3812	4468	chrome.exe	73
PID 4468 wrote to memory of 3812	4468	chrome.exe	73
PID 4468 wrote to memory of 3812	4468	chrome.exe	73
PID 4468 wrote to memory of 3812	4468	chrome.exe	73
PID 4468 wrote to memory of 3812	4468	chrome.exe	73
PID 4468 wrote to memory of 3812	4468	chrome.exe	73
PID 4468 wrote to memory of 3812	4468	chrome.exe	73
PID 4468 wrote to memory of 3812	4468	chrome.exe	73
PID 4468 wrote to memory of 3812	4468	chrome.exe	73
PID 4468 wrote to memory of 3812	4468	chrome.exe	73
PID 4468 wrote to memory of 3812	4468	chrome.exe	73
PID 4468 wrote to memory of 3812	4468	chrome.exe	73
PID 4468 wrote to memory of 3812	4468	chrome.exe	73
PID 4468 wrote to memory of 3812	4468	chrome.exe	73
PID 4468 wrote to memory of 3812	4468	chrome.exe	73
PID 4468 wrote to memory of 3812	4468	chrome.exe	73
PID 4468 wrote to memory of 3812	4468	chrome.exe	73
PID 4468 wrote to memory of 3812	4468	chrome.exe	73
PID 4468 wrote to memory of 3812	4468	chrome.exe	73
PID 4468 wrote to memory of 3812	4468	chrome.exe	73
PID 4468 wrote to memory of 3812	4468	chrome.exe	73
PID 4468 wrote to memory of 3812	4468	chrome.exe	73
PID 4468 wrote to memory of 3812	4468	chrome.exe	73
PID 4468 wrote to memory of 3812	4468	chrome.exe	73
PID 4468 wrote to memory of 3812	4468	chrome.exe	73
PID 4468 wrote to memory of 3812	4468	chrome.exe	73
PID 4468 wrote to memory of 3812	4468	chrome.exe	73
PID 4468 wrote to memory of 3812	4468	chrome.exe	73
PID 4468 wrote to memory of 3812	4468	chrome.exe	73
PID 4468 wrote to memory of 3812	4468	chrome.exe	73
PID 4468 wrote to memory of 3812	4468	chrome.exe	73
PID 4468 wrote to memory of 3812	4468	chrome.exe	73
PID 4468 wrote to memory of 896	4468	chrome.exe	74
PID 4468 wrote to memory of 896	4468	chrome.exe	74
PID 4468 wrote to memory of 1560	4468	chrome.exe	75
PID 4468 wrote to memory of 1560	4468	chrome.exe	75
PID 4468 wrote to memory of 1560	4468	chrome.exe	75
PID 4468 wrote to memory of 1560	4468	chrome.exe	75
PID 4468 wrote to memory of 1560	4468	chrome.exe	75
PID 4468 wrote to memory of 1560	4468	chrome.exe	75
PID 4468 wrote to memory of 1560	4468	chrome.exe	75
PID 4468 wrote to memory of 1560	4468	chrome.exe	75
PID 4468 wrote to memory of 1560	4468	chrome.exe	75
PID 4468 wrote to memory of 1560	4468	chrome.exe	75
PID 4468 wrote to memory of 1560	4468	chrome.exe	75
PID 4468 wrote to memory of 1560	4468	chrome.exe	75
PID 4468 wrote to memory of 1560	4468	chrome.exe	75
PID 4468 wrote to memory of 1560	4468	chrome.exe	75
PID 4468 wrote to memory of 1560	4468	chrome.exe	75
PID 4468 wrote to memory of 1560	4468	chrome.exe	75
PID 4468 wrote to memory of 1560	4468	chrome.exe	75
PID 4468 wrote to memory of 1560	4468	chrome.exe	75
PID 4468 wrote to memory of 1560	4468	chrome.exe	75
PID 4468 wrote to memory of 1560	4468	chrome.exe	75
PID 4468 wrote to memory of 1560	4468	chrome.exe	75
PID 4468 wrote to memory of 1560	4468	chrome.exe	75

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://a11ybar.com/ok6.js
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:4468
- 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=0xcc,0xd0,0xd4,0xa8,0xd8,0x7ffab10e9758,0x7ffab10e9768,0x7ffab10e9778
  2⤵
  PID:3432
- 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=1536 --field-trial-handle=1840,i,11774959018515864192,15659619646879415366,131072 /prefetch:2
  2⤵
  PID:3812
- 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=1880 --field-trial-handle=1840,i,11774959018515864192,15659619646879415366,131072 /prefetch:8
  2⤵
  PID:896
- 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=2076 --field-trial-handle=1840,i,11774959018515864192,15659619646879415366,131072 /prefetch:8
  2⤵
  PID:1560
- 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=2852 --field-trial-handle=1840,i,11774959018515864192,15659619646879415366,131072 /prefetch:1
  2⤵
  PID:2040
- 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=2860 --field-trial-handle=1840,i,11774959018515864192,15659619646879415366,131072 /prefetch:1
  2⤵
  PID:1012
- 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=3812 --field-trial-handle=1840,i,11774959018515864192,15659619646879415366,131072 /prefetch:8
  2⤵
  PID:1604
- 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=4704 --field-trial-handle=1840,i,11774959018515864192,15659619646879415366,131072 /prefetch:8
  2⤵
  PID:3448

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:1164

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
8d3358bff57e25e0d16757b050023bdf

SHA1
fffb2c09f935e76a2997b1b3e3b3e03709c4ffb9

SHA256
ac848455916e1f48c6880b23073ab3a12529cb38ca4d04e4b7792ed25dc9641b

SHA512
853d0574655af57465d76ae8ed52bbdbb2f349934b13ec96d3ef6102d98f5d1591c1b46ad0202e6c780d31b89a7fdfd83a2d95c478e5b5ba219cee87ad06363c

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

Filesize
137KB

MD5
585b48d1a50d1c85046e78c734433b23

SHA1
15c2763659274fd347384b390c9defa64a0382f4

SHA256
2ea5f55fbf8b5210628ccaea303661888fb80e6b6d84e7bc681e44a9f20f008c

SHA512
dddf33a91fc2396bf18e40fee4218a37003337e97ed052b9e88fa07ac01b289027a6e03a94494f1695dc1257041336727dfa78f5b87ce42671c48dcd451dfbd1

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

Filesize
138KB

MD5
ce8c1dbb605502e1a89f453b92594075

SHA1
633fad27a22b5d11e82acafcefbb3f5b4ef5296d

SHA256
360ad9f25c1e8c321992a7b83e1c52d1de6db009ca2139e3f5d1168bf8c66862

SHA512
a08dc1215dd90301b414a9784cd7656e1790a363bca1bbbba206865b5948bd1d9c423bf7206811b942471f4d9f1880bc9c6a5f001550930bac1d4d5b9d69ff43

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