hxxps://udon[.]thaicoop[.]org/CA/

Resubmissions

29/10/2023, 23:59

231029-313zhahh2w 1

29/10/2023, 23:26

231029-3e8ymahg5s 1

Analysis

max time kernel
151s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20231023-en
resource tags

arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system
submitted
29/10/2023, 23:26

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General

Target

https://udon.thaicoop.org/CA/

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

Suspicious behavior: EnumeratesProcesses 10 IoCs

pid	Process
4100	msedge.exe
4100	msedge.exe
2492	msedge.exe
2492	msedge.exe
2484	identity_helper.exe
2484	identity_helper.exe
3036	msedge.exe
3036	msedge.exe
3036	msedge.exe
3036	msedge.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 6 IoCs

pid	Process
2492	msedge.exe
2492	msedge.exe
2492	msedge.exe
2492	msedge.exe
2492	msedge.exe
2492	msedge.exe

Suspicious use of FindShellTrayWindow 25 IoCs

pid	Process
2492	msedge.exe
2492	msedge.exe
2492	msedge.exe
2492	msedge.exe
2492	msedge.exe
2492	msedge.exe
2492	msedge.exe
2492	msedge.exe
2492	msedge.exe
2492	msedge.exe
2492	msedge.exe
2492	msedge.exe
2492	msedge.exe
2492	msedge.exe
2492	msedge.exe
2492	msedge.exe
2492	msedge.exe
2492	msedge.exe
2492	msedge.exe
2492	msedge.exe
2492	msedge.exe
2492	msedge.exe
2492	msedge.exe
2492	msedge.exe
2492	msedge.exe

Suspicious use of SendNotifyMessage 24 IoCs

pid	Process
2492	msedge.exe
2492	msedge.exe
2492	msedge.exe
2492	msedge.exe
2492	msedge.exe
2492	msedge.exe
2492	msedge.exe
2492	msedge.exe
2492	msedge.exe
2492	msedge.exe
2492	msedge.exe
2492	msedge.exe
2492	msedge.exe
2492	msedge.exe
2492	msedge.exe
2492	msedge.exe
2492	msedge.exe
2492	msedge.exe
2492	msedge.exe
2492	msedge.exe
2492	msedge.exe
2492	msedge.exe
2492	msedge.exe
2492	msedge.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2492 wrote to memory of 4892	2492	msedge.exe	84
PID 2492 wrote to memory of 4892	2492	msedge.exe	84
PID 2492 wrote to memory of 2976	2492	msedge.exe	85
PID 2492 wrote to memory of 2976	2492	msedge.exe	85
PID 2492 wrote to memory of 2976	2492	msedge.exe	85
PID 2492 wrote to memory of 2976	2492	msedge.exe	85
PID 2492 wrote to memory of 2976	2492	msedge.exe	85
PID 2492 wrote to memory of 2976	2492	msedge.exe	85
PID 2492 wrote to memory of 2976	2492	msedge.exe	85
PID 2492 wrote to memory of 2976	2492	msedge.exe	85
PID 2492 wrote to memory of 2976	2492	msedge.exe	85
PID 2492 wrote to memory of 2976	2492	msedge.exe	85
PID 2492 wrote to memory of 2976	2492	msedge.exe	85
PID 2492 wrote to memory of 2976	2492	msedge.exe	85
PID 2492 wrote to memory of 2976	2492	msedge.exe	85
PID 2492 wrote to memory of 2976	2492	msedge.exe	85
PID 2492 wrote to memory of 2976	2492	msedge.exe	85
PID 2492 wrote to memory of 2976	2492	msedge.exe	85
PID 2492 wrote to memory of 2976	2492	msedge.exe	85
PID 2492 wrote to memory of 2976	2492	msedge.exe	85
PID 2492 wrote to memory of 2976	2492	msedge.exe	85
PID 2492 wrote to memory of 2976	2492	msedge.exe	85
PID 2492 wrote to memory of 2976	2492	msedge.exe	85
PID 2492 wrote to memory of 2976	2492	msedge.exe	85
PID 2492 wrote to memory of 2976	2492	msedge.exe	85
PID 2492 wrote to memory of 2976	2492	msedge.exe	85
PID 2492 wrote to memory of 2976	2492	msedge.exe	85
PID 2492 wrote to memory of 2976	2492	msedge.exe	85
PID 2492 wrote to memory of 2976	2492	msedge.exe	85
PID 2492 wrote to memory of 2976	2492	msedge.exe	85
PID 2492 wrote to memory of 2976	2492	msedge.exe	85
PID 2492 wrote to memory of 2976	2492	msedge.exe	85
PID 2492 wrote to memory of 2976	2492	msedge.exe	85
PID 2492 wrote to memory of 2976	2492	msedge.exe	85
PID 2492 wrote to memory of 2976	2492	msedge.exe	85
PID 2492 wrote to memory of 2976	2492	msedge.exe	85
PID 2492 wrote to memory of 2976	2492	msedge.exe	85
PID 2492 wrote to memory of 2976	2492	msedge.exe	85
PID 2492 wrote to memory of 2976	2492	msedge.exe	85
PID 2492 wrote to memory of 2976	2492	msedge.exe	85
PID 2492 wrote to memory of 2976	2492	msedge.exe	85
PID 2492 wrote to memory of 2976	2492	msedge.exe	85
PID 2492 wrote to memory of 4100	2492	msedge.exe	86
PID 2492 wrote to memory of 4100	2492	msedge.exe	86
PID 2492 wrote to memory of 4908	2492	msedge.exe	87
PID 2492 wrote to memory of 4908	2492	msedge.exe	87
PID 2492 wrote to memory of 4908	2492	msedge.exe	87
PID 2492 wrote to memory of 4908	2492	msedge.exe	87
PID 2492 wrote to memory of 4908	2492	msedge.exe	87
PID 2492 wrote to memory of 4908	2492	msedge.exe	87
PID 2492 wrote to memory of 4908	2492	msedge.exe	87
PID 2492 wrote to memory of 4908	2492	msedge.exe	87
PID 2492 wrote to memory of 4908	2492	msedge.exe	87
PID 2492 wrote to memory of 4908	2492	msedge.exe	87
PID 2492 wrote to memory of 4908	2492	msedge.exe	87
PID 2492 wrote to memory of 4908	2492	msedge.exe	87
PID 2492 wrote to memory of 4908	2492	msedge.exe	87
PID 2492 wrote to memory of 4908	2492	msedge.exe	87
PID 2492 wrote to memory of 4908	2492	msedge.exe	87
PID 2492 wrote to memory of 4908	2492	msedge.exe	87
PID 2492 wrote to memory of 4908	2492	msedge.exe	87
PID 2492 wrote to memory of 4908	2492	msedge.exe	87
PID 2492 wrote to memory of 4908	2492	msedge.exe	87
PID 2492 wrote to memory of 4908	2492	msedge.exe	87

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument https://udon.thaicoop.org/CA/
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:2492
- 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,0x100,0x104,0xd8,0x108,0x7ff853f546f8,0x7ff853f54708,0x7ff853f54718
  2⤵
  PID:4892
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2188,876576892188979525,4272413408176783521,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2176 /prefetch:2
  2⤵
  PID:2976
- 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=2188,876576892188979525,4272413408176783521,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2244 /prefetch:3
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:4100
- 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=2188,876576892188979525,4272413408176783521,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2880 /prefetch:8
  2⤵
  PID:4908
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2188,876576892188979525,4272413408176783521,131072 --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=3420 /prefetch:1
  2⤵
  PID:4556
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2188,876576892188979525,4272413408176783521,131072 --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=3408 /prefetch:1
  2⤵
  PID:3256
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2188,876576892188979525,4272413408176783521,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=7 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4592 /prefetch:1
  2⤵
  PID:2860
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2188,876576892188979525,4272413408176783521,131072 --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=3584 /prefetch:1
  2⤵
  PID:4056
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2188,876576892188979525,4272413408176783521,131072 --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=3632 /prefetch:1
  2⤵
  PID:4344
- 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=2188,876576892188979525,4272413408176783521,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5552 /prefetch:8
  2⤵
  PID:2596
- 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=2188,876576892188979525,4272413408176783521,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5552 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2484
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2188,876576892188979525,4272413408176783521,131072 --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=5332 /prefetch:1
  2⤵
  PID:2848
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2188,876576892188979525,4272413408176783521,131072 --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=UAAAAAAAAADoAAAQAAAAAAAAAAAAAAAAAABgAAAEAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=1712 /prefetch:2
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:3036

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4824

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3160

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
f4787679d96bf7263d9a34ce31dea7e4

SHA1
ebbade52b0a07d888ae0221ad89081902e6e7f1b

SHA256
bfcadaffd49f5351acf68b8249b32270424bc2459125818492cd3224662a9a87

SHA512
de3f3d1cd602bddb664bd0d2aecb661204dd239b278b1f03d6b9dca6f3d03bd3041ac42f4382f5edf5b310b17ff9ecddff59f16729e8c095625040a364252307

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\1078c86d-90fb-4182-b459-b8c71e436664.tmp

Filesize
24KB

MD5
3a748249c8b0e04e77ad0d6723e564ff

SHA1
5c4cc0e5453c13ffc91f259ccb36acfb3d3fa729

SHA256
f98f5543c33c0b85b191bb85718ee7845982275130da1f09e904d220f1c6ceed

SHA512
53254db3efd9c075e4f24a915e0963563ce4df26d4771925199a605cd111ae5025a65f778b4d4ed8a9b3e83b558066cd314f37b84115d4d24c58207760174af2

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
5KB

MD5
944b63e8874bb33a8bf111c8a554d227

SHA1
28a19679737ae0c86f6562a274a6bdb8e04cfb0d

SHA256
45d64a12896c4885700a2498fa7cc16609245954d56cbdfaad4a3c06f50ff109

SHA512
b6f1369e3491d3da0983f9d2c7f06693df1231c42f92d5672e798c83847cb9fc54ad988996c809836f41b6e22f8279441e4afc9a565f87dc10d15ecb439aceb4

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

Filesize
5KB

MD5
4a673ea617e77cac8b3ba4fd8ddd2c19

SHA1
de6f4faa43473f24e369df11a61c2b5c28422b0b

SHA256
d4813ef28e578865a37f2bc02655c81557d51f7cfaef695d078c41cab32fa589

SHA512
56ece827915d720c0fbad89c38906f2120047a6f810441e304d2394618667e0d9b0e06a9490acb765627c3b74a7b75c8a75b60b32a36d82a2f10049b4e980ce5

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
e15dbd3f97cb9e41da3d99387ce347e3

SHA1
8dd228e6c326e6cffc5e5e63683237456becb7cd

SHA256
c39ffebb1d2e105c9e349448b2afa0006aca3398f9eb1f318fe67730afc0f84b

SHA512
d3cb76e1b28bac075156c2a74c4692ef2eeef0db76a1ec39c7aaa431a5a3be25f67cc94f1c11efbcc323a4d035b25bd7d9f4c2f3300b6c181856769f1ae0c27a

Download Submit