hxxp://www[.]linaconsulting[.]co[.]kr

Analysis

max time kernel
74s
max time network
77s
platform
windows10-2004_x64
resource
win10v2004-20231020-en
resource tags

arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system
submitted
20/11/2023, 08:08

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General

Target

http://www.linaconsulting.co.kr

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	msedge.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer	msedge.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemProductName	msedge.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
2132	msedge.exe
2132	msedge.exe
3332	msedge.exe
3332	msedge.exe
1840	identity_helper.exe
1840	identity_helper.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 6 IoCs

pid	Process
3332	msedge.exe
3332	msedge.exe
3332	msedge.exe
3332	msedge.exe
3332	msedge.exe
3332	msedge.exe

Suspicious use of FindShellTrayWindow 25 IoCs

pid	Process
3332	msedge.exe
3332	msedge.exe
3332	msedge.exe
3332	msedge.exe
3332	msedge.exe
3332	msedge.exe
3332	msedge.exe
3332	msedge.exe
3332	msedge.exe
3332	msedge.exe
3332	msedge.exe
3332	msedge.exe
3332	msedge.exe
3332	msedge.exe
3332	msedge.exe
3332	msedge.exe
3332	msedge.exe
3332	msedge.exe
3332	msedge.exe
3332	msedge.exe
3332	msedge.exe
3332	msedge.exe
3332	msedge.exe
3332	msedge.exe
3332	msedge.exe

Suspicious use of SendNotifyMessage 24 IoCs

pid	Process
3332	msedge.exe
3332	msedge.exe
3332	msedge.exe
3332	msedge.exe
3332	msedge.exe
3332	msedge.exe
3332	msedge.exe
3332	msedge.exe
3332	msedge.exe
3332	msedge.exe
3332	msedge.exe
3332	msedge.exe
3332	msedge.exe
3332	msedge.exe
3332	msedge.exe
3332	msedge.exe
3332	msedge.exe
3332	msedge.exe
3332	msedge.exe
3332	msedge.exe
3332	msedge.exe
3332	msedge.exe
3332	msedge.exe
3332	msedge.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3332 wrote to memory of 4856	3332	msedge.exe	84
PID 3332 wrote to memory of 4856	3332	msedge.exe	84
PID 3332 wrote to memory of 3444	3332	msedge.exe	87
PID 3332 wrote to memory of 3444	3332	msedge.exe	87
PID 3332 wrote to memory of 3444	3332	msedge.exe	87
PID 3332 wrote to memory of 3444	3332	msedge.exe	87
PID 3332 wrote to memory of 3444	3332	msedge.exe	87
PID 3332 wrote to memory of 3444	3332	msedge.exe	87
PID 3332 wrote to memory of 3444	3332	msedge.exe	87
PID 3332 wrote to memory of 3444	3332	msedge.exe	87
PID 3332 wrote to memory of 3444	3332	msedge.exe	87
PID 3332 wrote to memory of 3444	3332	msedge.exe	87
PID 3332 wrote to memory of 3444	3332	msedge.exe	87
PID 3332 wrote to memory of 3444	3332	msedge.exe	87
PID 3332 wrote to memory of 3444	3332	msedge.exe	87
PID 3332 wrote to memory of 3444	3332	msedge.exe	87
PID 3332 wrote to memory of 3444	3332	msedge.exe	87
PID 3332 wrote to memory of 3444	3332	msedge.exe	87
PID 3332 wrote to memory of 3444	3332	msedge.exe	87
PID 3332 wrote to memory of 3444	3332	msedge.exe	87
PID 3332 wrote to memory of 3444	3332	msedge.exe	87
PID 3332 wrote to memory of 3444	3332	msedge.exe	87
PID 3332 wrote to memory of 3444	3332	msedge.exe	87
PID 3332 wrote to memory of 3444	3332	msedge.exe	87
PID 3332 wrote to memory of 3444	3332	msedge.exe	87
PID 3332 wrote to memory of 3444	3332	msedge.exe	87
PID 3332 wrote to memory of 3444	3332	msedge.exe	87
PID 3332 wrote to memory of 3444	3332	msedge.exe	87
PID 3332 wrote to memory of 3444	3332	msedge.exe	87
PID 3332 wrote to memory of 3444	3332	msedge.exe	87
PID 3332 wrote to memory of 3444	3332	msedge.exe	87
PID 3332 wrote to memory of 3444	3332	msedge.exe	87
PID 3332 wrote to memory of 3444	3332	msedge.exe	87
PID 3332 wrote to memory of 3444	3332	msedge.exe	87
PID 3332 wrote to memory of 3444	3332	msedge.exe	87
PID 3332 wrote to memory of 3444	3332	msedge.exe	87
PID 3332 wrote to memory of 3444	3332	msedge.exe	87
PID 3332 wrote to memory of 3444	3332	msedge.exe	87
PID 3332 wrote to memory of 3444	3332	msedge.exe	87
PID 3332 wrote to memory of 3444	3332	msedge.exe	87
PID 3332 wrote to memory of 3444	3332	msedge.exe	87
PID 3332 wrote to memory of 3444	3332	msedge.exe	87
PID 3332 wrote to memory of 2132	3332	msedge.exe	86
PID 3332 wrote to memory of 2132	3332	msedge.exe	86
PID 3332 wrote to memory of 1636	3332	msedge.exe	85
PID 3332 wrote to memory of 1636	3332	msedge.exe	85
PID 3332 wrote to memory of 1636	3332	msedge.exe	85
PID 3332 wrote to memory of 1636	3332	msedge.exe	85
PID 3332 wrote to memory of 1636	3332	msedge.exe	85
PID 3332 wrote to memory of 1636	3332	msedge.exe	85
PID 3332 wrote to memory of 1636	3332	msedge.exe	85
PID 3332 wrote to memory of 1636	3332	msedge.exe	85
PID 3332 wrote to memory of 1636	3332	msedge.exe	85
PID 3332 wrote to memory of 1636	3332	msedge.exe	85
PID 3332 wrote to memory of 1636	3332	msedge.exe	85
PID 3332 wrote to memory of 1636	3332	msedge.exe	85
PID 3332 wrote to memory of 1636	3332	msedge.exe	85
PID 3332 wrote to memory of 1636	3332	msedge.exe	85
PID 3332 wrote to memory of 1636	3332	msedge.exe	85
PID 3332 wrote to memory of 1636	3332	msedge.exe	85
PID 3332 wrote to memory of 1636	3332	msedge.exe	85
PID 3332 wrote to memory of 1636	3332	msedge.exe	85
PID 3332 wrote to memory of 1636	3332	msedge.exe	85
PID 3332 wrote to memory of 1636	3332	msedge.exe	85

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument http://www.linaconsulting.co.kr
1⤵
- Enumerates system info in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:3332
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=92.0.4515.131 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --annotation=plat=Win64 "--annotation=prod=Microsoft Edge" --annotation=ver=92.0.902.67 --initial-client-data=0xfc,0x100,0x104,0xd8,0x108,0x7ffe44a446f8,0x7ffe44a44708,0x7ffe44a44718
  2⤵
  PID:4856
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --field-trial-handle=2132,14338147945681983269,14975277683576524551,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2572 /prefetch:8
  2⤵
  PID:1636
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --field-trial-handle=2132,14338147945681983269,14975277683576524551,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2200 /prefetch:3
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2132
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2132,14338147945681983269,14975277683576524551,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2140 /prefetch:2
  2⤵
  PID:3444
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2132,14338147945681983269,14975277683576524551,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3316 /prefetch:1
  2⤵
  PID:3764
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2132,14338147945681983269,14975277683576524551,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3448 /prefetch:1
  2⤵
  PID:3996
- C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --field-trial-handle=2132,14338147945681983269,14975277683576524551,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5648 /prefetch:8
  2⤵
  PID:4232
- C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --field-trial-handle=2132,14338147945681983269,14975277683576524551,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5648 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:1840
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2132,14338147945681983269,14975277683576524551,131072 --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=9 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5188 /prefetch:1
  2⤵
  PID:2580
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2132,14338147945681983269,14975277683576524551,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=8 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5644 /prefetch:1
  2⤵
  PID:1896
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2132,14338147945681983269,14975277683576524551,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=10 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4628 /prefetch:1
  2⤵
  PID:4732
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2132,14338147945681983269,14975277683576524551,131072 --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=11 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3432 /prefetch:1
  2⤵
  PID:3184

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1116

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3768

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\Microsoft\Edge\User Data\Crashpad\settings.dat

Filesize
152B

MD5
483924abaaa7ce1345acd8547cfe77f4

SHA1
4190d880b95d9506385087d6c2f5434f0e9f63e8

SHA256
9a111c2b76c1b5f6d4f702502b9ff4326b7b5682921c2760286dd073824cb684

SHA512
e4ac0a0d5f06e056901c68488e34358a32a5bc7aeffcd82af7eba6043d0fa35eaa67a67c3716dcb661aaca441677819bcba7d35bc4efc6103f3ce32f78e32310

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Code Cache\js\index-dir\the-real-index

Filesize
1KB

MD5
f661700a9a0c6a07496b4d65ac9ec80b

SHA1
93698cd89f8a267805305bec32229b1d44dd6f5b

SHA256
fe7f736618abe7952f9618cc97b44cf7e9dbdf535becb294e1cbaf29250a7931

SHA512
30eeb1bf6d293f337d8b7a9fc4db53ea64ad5323e85ae64ff5efe3011b81b0ad82e847a50845958567ede44e42bc80bcaec05128134a9a0d4ae1c41a48991a8d

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Network Persistent State

Filesize
680B

MD5
08ebb350fbf3cbfcf6feb8ba4f1b8f7d

SHA1
263ece871954c6f8f077f51989e4995b0ffc340c

SHA256
3b1345e47de9872d78450abe8520619cec3b2e890dff4bc9926f6c4d66a1db70

SHA512
50fc7834d204ec07c5db0a5de4f2e8bf28ea63394f39e4c01e9f7898a5bc4a8100485fc4744085a8caaf85a6d6b04ee88eb134f26222ed66b431851e0402fd51

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Network Persistent State

Filesize
111B

MD5
285252a2f6327d41eab203dc2f402c67

SHA1
acedb7ba5fbc3ce914a8bf386a6f72ca7baa33c6

SHA256
5dfc321417fc31359f23320ea68014ebfd793c5bbed55f77dab4180bbd4a2026

SHA512
11ce7cb484fee66894e63c31db0d6b7ef66ad0327d4e7e2eb85f3bcc2e836a3a522c68d681e84542e471e54f765e091efe1ee4065641b0299b15613eb32dcc0d

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences

Filesize
6KB

MD5
902b03d7c58307f4ef2d4a71825f6c6c

SHA1
8d6a5c5cf404e9b984f9c27cb98022791487e6b4

SHA256
f18073b8b72ed445491baa3bf65380264b6ea3f19d4fcb069f65dc76e5b6c476

SHA512
e4e96e4e9a9fc2ec415376ca21e7ec2b4cd7d4536ed0714747797b439ef881cd2d00414ec9592d5670cc5400de81dd308ddf2cc0ddfd0d74dc50cc46f7898f8b

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences

Filesize
5KB

MD5
9b885e7faf0d8c8843f0e649410a4fda

SHA1
0db22da1d556813884c834080163b57316e26d64

SHA256
5f81e2049045b335015db5fe06ddb5f0c76df1b68532bcc9cbf1b8e563a3ff39

SHA512
2282da7bb4d8b1d72e08b095a22d345109d0c9600882a0cc44c0e91fd7ab7c6db4e9c7ba97165db75862f3a2f43e9d2c12145a6f2abcc3c0e7bb942847f69233

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences

Filesize
5KB

MD5
8908924aa7a45d2bf29df1dcd1b35a47

SHA1
80f35c73294d305e370d0969deef639129202ab1

SHA256
03244088b7af00a6986e54499df1f474cbb124316b01faebb043040e079b42a6

SHA512
4b5d3b78e7edfd5ba6af9f6798eb0e37817f4d74485b05ed223c3f9086dbb47cbe6f55fea275ec86bcf7a3c44430795cdda4025038ce3e554d6c1bd0f7c5ebd6

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Secure Preferences

Filesize
24KB

MD5
1c706d53e85fb5321a8396d197051531

SHA1
0d92aa8524fb1d47e7ee5d614e58a398c06141a4

SHA256
80c44553381f37e930f1c82a1dc2e77acd7b955ec0dc99d090d5bd6b32c3c932

SHA512
d43867392c553d4afffa45a1b87a74e819964011fb1226ee54e23a98fc63ca80e266730cec6796a2afa435b1ea28aed72c55eae1ae5d31ec778f53be3e2162fc

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\data_reduction_proxy_leveldb\CURRENT

Filesize
16B

MD5
6752a1d65b201c13b62ea44016eb221f

SHA1
58ecf154d01a62233ed7fb494ace3c3d4ffce08b

SHA256
0861415cada612ea5834d56e2cf1055d3e63979b69eb71d32ae9ae394d8306cd

SHA512
9cfd838d3fb570b44fc3461623ab2296123404c6c8f576b0de0aabd9a6020840d4c9125eb679ed384170dbcaac2fa30dc7fa9ee5b77d6df7c344a0aa030e0389

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State

Filesize
10KB

MD5
42846272c78666f938ef86cecc5e4373

SHA1
a5465abf499ec0917dc46ea9aab17bdcee64c719

SHA256
b78b57e521db1570c134a9e54ec444e19a345b5d428a9d1c8bb661338ea5e95a

SHA512
98d4a08533a677c1554b0f0eb4aa6a91c849db31e7d2be15825fa98131c241b373cb92bebcdb99cae8a55b0dde256c7bd49ed8dc71e274fcf465100f9f9c47c8

Download Submit