hxxp://wl2[.]welderslog[.]com

Analysis

max time kernel
330s
max time network
318s
platform
windows10-2004_x64
resource
win10v2004-20240412-en
resource tags

arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
submitted
22/04/2024, 15:37

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General

Target

http://wl2.welderslog.com

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 = "133582738612057566"	chrome.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4640	chrome.exe
4640	chrome.exe
1144	chrome.exe
1144	chrome.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 2 IoCs

pid	Process
4640	chrome.exe
4640	chrome.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeShutdownPrivilege	4640	chrome.exe
Token: SeCreatePagefilePrivilege	4640	chrome.exe
Token: SeShutdownPrivilege	4640	chrome.exe
Token: SeCreatePagefilePrivilege	4640	chrome.exe
Token: SeShutdownPrivilege	4640	chrome.exe
Token: SeCreatePagefilePrivilege	4640	chrome.exe
Token: SeShutdownPrivilege	4640	chrome.exe
Token: SeCreatePagefilePrivilege	4640	chrome.exe
Token: SeShutdownPrivilege	4640	chrome.exe
Token: SeCreatePagefilePrivilege	4640	chrome.exe
Token: SeShutdownPrivilege	4640	chrome.exe
Token: SeCreatePagefilePrivilege	4640	chrome.exe
Token: SeShutdownPrivilege	4640	chrome.exe
Token: SeCreatePagefilePrivilege	4640	chrome.exe
Token: SeShutdownPrivilege	4640	chrome.exe
Token: SeCreatePagefilePrivilege	4640	chrome.exe
Token: SeShutdownPrivilege	4640	chrome.exe
Token: SeCreatePagefilePrivilege	4640	chrome.exe
Token: SeShutdownPrivilege	4640	chrome.exe
Token: SeCreatePagefilePrivilege	4640	chrome.exe
Token: SeShutdownPrivilege	4640	chrome.exe
Token: SeCreatePagefilePrivilege	4640	chrome.exe
Token: SeShutdownPrivilege	4640	chrome.exe
Token: SeCreatePagefilePrivilege	4640	chrome.exe
Token: SeShutdownPrivilege	4640	chrome.exe
Token: SeCreatePagefilePrivilege	4640	chrome.exe
Token: SeShutdownPrivilege	4640	chrome.exe
Token: SeCreatePagefilePrivilege	4640	chrome.exe
Token: SeShutdownPrivilege	4640	chrome.exe
Token: SeCreatePagefilePrivilege	4640	chrome.exe
Token: SeShutdownPrivilege	4640	chrome.exe
Token: SeCreatePagefilePrivilege	4640	chrome.exe
Token: SeShutdownPrivilege	4640	chrome.exe
Token: SeCreatePagefilePrivilege	4640	chrome.exe
Token: SeShutdownPrivilege	4640	chrome.exe
Token: SeCreatePagefilePrivilege	4640	chrome.exe
Token: SeShutdownPrivilege	4640	chrome.exe
Token: SeCreatePagefilePrivilege	4640	chrome.exe
Token: SeShutdownPrivilege	4640	chrome.exe
Token: SeCreatePagefilePrivilege	4640	chrome.exe
Token: SeShutdownPrivilege	4640	chrome.exe
Token: SeCreatePagefilePrivilege	4640	chrome.exe
Token: SeShutdownPrivilege	4640	chrome.exe
Token: SeCreatePagefilePrivilege	4640	chrome.exe
Token: SeShutdownPrivilege	4640	chrome.exe
Token: SeCreatePagefilePrivilege	4640	chrome.exe
Token: SeShutdownPrivilege	4640	chrome.exe
Token: SeCreatePagefilePrivilege	4640	chrome.exe
Token: SeShutdownPrivilege	4640	chrome.exe
Token: SeCreatePagefilePrivilege	4640	chrome.exe
Token: SeShutdownPrivilege	4640	chrome.exe
Token: SeCreatePagefilePrivilege	4640	chrome.exe
Token: SeShutdownPrivilege	4640	chrome.exe
Token: SeCreatePagefilePrivilege	4640	chrome.exe
Token: SeShutdownPrivilege	4640	chrome.exe
Token: SeCreatePagefilePrivilege	4640	chrome.exe
Token: SeShutdownPrivilege	4640	chrome.exe
Token: SeCreatePagefilePrivilege	4640	chrome.exe
Token: SeShutdownPrivilege	4640	chrome.exe
Token: SeCreatePagefilePrivilege	4640	chrome.exe
Token: SeShutdownPrivilege	4640	chrome.exe
Token: SeCreatePagefilePrivilege	4640	chrome.exe
Token: SeShutdownPrivilege	4640	chrome.exe
Token: SeCreatePagefilePrivilege	4640	chrome.exe

Suspicious use of FindShellTrayWindow 26 IoCs

pid	Process
4640	chrome.exe
4640	chrome.exe
4640	chrome.exe
4640	chrome.exe
4640	chrome.exe
4640	chrome.exe
4640	chrome.exe
4640	chrome.exe
4640	chrome.exe
4640	chrome.exe
4640	chrome.exe
4640	chrome.exe
4640	chrome.exe
4640	chrome.exe
4640	chrome.exe
4640	chrome.exe
4640	chrome.exe
4640	chrome.exe
4640	chrome.exe
4640	chrome.exe
4640	chrome.exe
4640	chrome.exe
4640	chrome.exe
4640	chrome.exe
4640	chrome.exe
4640	chrome.exe

Suspicious use of SendNotifyMessage 24 IoCs

pid	Process
4640	chrome.exe
4640	chrome.exe
4640	chrome.exe
4640	chrome.exe
4640	chrome.exe
4640	chrome.exe
4640	chrome.exe
4640	chrome.exe
4640	chrome.exe
4640	chrome.exe
4640	chrome.exe
4640	chrome.exe
4640	chrome.exe
4640	chrome.exe
4640	chrome.exe
4640	chrome.exe
4640	chrome.exe
4640	chrome.exe
4640	chrome.exe
4640	chrome.exe
4640	chrome.exe
4640	chrome.exe
4640	chrome.exe
4640	chrome.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4640 wrote to memory of 2020	4640	chrome.exe	86
PID 4640 wrote to memory of 2020	4640	chrome.exe	86
PID 4640 wrote to memory of 3448	4640	chrome.exe	87
PID 4640 wrote to memory of 3448	4640	chrome.exe	87
PID 4640 wrote to memory of 3448	4640	chrome.exe	87
PID 4640 wrote to memory of 3448	4640	chrome.exe	87
PID 4640 wrote to memory of 3448	4640	chrome.exe	87
PID 4640 wrote to memory of 3448	4640	chrome.exe	87
PID 4640 wrote to memory of 3448	4640	chrome.exe	87
PID 4640 wrote to memory of 3448	4640	chrome.exe	87
PID 4640 wrote to memory of 3448	4640	chrome.exe	87
PID 4640 wrote to memory of 3448	4640	chrome.exe	87
PID 4640 wrote to memory of 3448	4640	chrome.exe	87
PID 4640 wrote to memory of 3448	4640	chrome.exe	87
PID 4640 wrote to memory of 3448	4640	chrome.exe	87
PID 4640 wrote to memory of 3448	4640	chrome.exe	87
PID 4640 wrote to memory of 3448	4640	chrome.exe	87
PID 4640 wrote to memory of 3448	4640	chrome.exe	87
PID 4640 wrote to memory of 3448	4640	chrome.exe	87
PID 4640 wrote to memory of 3448	4640	chrome.exe	87
PID 4640 wrote to memory of 3448	4640	chrome.exe	87
PID 4640 wrote to memory of 3448	4640	chrome.exe	87
PID 4640 wrote to memory of 3448	4640	chrome.exe	87
PID 4640 wrote to memory of 3448	4640	chrome.exe	87
PID 4640 wrote to memory of 3448	4640	chrome.exe	87
PID 4640 wrote to memory of 3448	4640	chrome.exe	87
PID 4640 wrote to memory of 3448	4640	chrome.exe	87
PID 4640 wrote to memory of 3448	4640	chrome.exe	87
PID 4640 wrote to memory of 3448	4640	chrome.exe	87
PID 4640 wrote to memory of 3448	4640	chrome.exe	87
PID 4640 wrote to memory of 3448	4640	chrome.exe	87
PID 4640 wrote to memory of 3448	4640	chrome.exe	87
PID 4640 wrote to memory of 3448	4640	chrome.exe	87
PID 4640 wrote to memory of 1180	4640	chrome.exe	88
PID 4640 wrote to memory of 1180	4640	chrome.exe	88
PID 4640 wrote to memory of 540	4640	chrome.exe	89
PID 4640 wrote to memory of 540	4640	chrome.exe	89
PID 4640 wrote to memory of 540	4640	chrome.exe	89
PID 4640 wrote to memory of 540	4640	chrome.exe	89
PID 4640 wrote to memory of 540	4640	chrome.exe	89
PID 4640 wrote to memory of 540	4640	chrome.exe	89
PID 4640 wrote to memory of 540	4640	chrome.exe	89
PID 4640 wrote to memory of 540	4640	chrome.exe	89
PID 4640 wrote to memory of 540	4640	chrome.exe	89
PID 4640 wrote to memory of 540	4640	chrome.exe	89
PID 4640 wrote to memory of 540	4640	chrome.exe	89
PID 4640 wrote to memory of 540	4640	chrome.exe	89
PID 4640 wrote to memory of 540	4640	chrome.exe	89
PID 4640 wrote to memory of 540	4640	chrome.exe	89
PID 4640 wrote to memory of 540	4640	chrome.exe	89
PID 4640 wrote to memory of 540	4640	chrome.exe	89
PID 4640 wrote to memory of 540	4640	chrome.exe	89
PID 4640 wrote to memory of 540	4640	chrome.exe	89
PID 4640 wrote to memory of 540	4640	chrome.exe	89
PID 4640 wrote to memory of 540	4640	chrome.exe	89
PID 4640 wrote to memory of 540	4640	chrome.exe	89
PID 4640 wrote to memory of 540	4640	chrome.exe	89
PID 4640 wrote to memory of 540	4640	chrome.exe	89
PID 4640 wrote to memory of 540	4640	chrome.exe	89
PID 4640 wrote to memory of 540	4640	chrome.exe	89
PID 4640 wrote to memory of 540	4640	chrome.exe	89
PID 4640 wrote to memory of 540	4640	chrome.exe	89
PID 4640 wrote to memory of 540	4640	chrome.exe	89
PID 4640 wrote to memory of 540	4640	chrome.exe	89

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 http://wl2.welderslog.com
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:4640
- 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,0x100,0x104,0xd8,0x108,0x7ff8aa6bab58,0x7ff8aa6bab68,0x7ff8aa6bab78
  2⤵
  PID:2020
- 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=1648 --field-trial-handle=1940,i,10036878347305793378,5128477339099426018,131072 /prefetch:2
  2⤵
  PID:3448
- 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=1908 --field-trial-handle=1940,i,10036878347305793378,5128477339099426018,131072 /prefetch:8
  2⤵
  PID:1180
- 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=2252 --field-trial-handle=1940,i,10036878347305793378,5128477339099426018,131072 /prefetch:8
  2⤵
  PID:540
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --enable-chrome-cart --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=2916 --field-trial-handle=1940,i,10036878347305793378,5128477339099426018,131072 /prefetch:1
  2⤵
  PID:2824
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --enable-chrome-cart --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --mojo-platform-channel-handle=2924 --field-trial-handle=1940,i,10036878347305793378,5128477339099426018,131072 /prefetch:1
  2⤵
  PID:3640
- 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=4092 --field-trial-handle=1940,i,10036878347305793378,5128477339099426018,131072 /prefetch:8
  2⤵
  PID:3968
- 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=4420 --field-trial-handle=1940,i,10036878347305793378,5128477339099426018,131072 /prefetch:8
  2⤵
  PID:1052
- 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=1004 --field-trial-handle=1940,i,10036878347305793378,5128477339099426018,131072 /prefetch:2
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:1144

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:3284

C:\Windows\system32\rundll32.exe
"C:\Windows\system32\rundll32.exe" "C:\Windows\SYSTEM32\EDGEHTML.dll",#141 Microsoft.VCLibs.140.00_8wekyb3d8bbwe
1⤵
PID:3116

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k UnistackSvcGroup
1⤵
PID:344

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\Network\SCT Auditing Pending Reports

Filesize
2B

MD5
d751713988987e9331980363e24189ce

SHA1
97d170e1550eee4afc0af065b78cda302a97674c

SHA256
4f53cda18c2baa0c0354bb5f9a3ecbe5ed12ab4d8e11ba873c2f11161202b945

SHA512
b25b294cb4deb69ea00a4c3cf3113904801b6015e5956bd019a8570b1fe1d6040e944ef3cdee16d0a46503ca6e659a25f21cf9ceddc13f352a3c98138c15d6af

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

Filesize
7KB

MD5
a954dc88bf0c31baaa9b4feca192c1a9

SHA1
36ea72d1450a81bd9e69ed9f6bb565fa91434243

SHA256
6181e1e108d613f08708b4af78d99881009f4615b34822374f9f35fecfd15237

SHA512
85c9b3f602296a2fcead50216dbd89409216d72ec2bea817111a1878ba7a596b09bc66ff6bb441c33a7eb878b63de397a27f9cf3f8782d646e27e6c518abaa71

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

Filesize
7KB

MD5
340ecf25319f7225613bd39233c15135

SHA1
86c717dab735aa82fe03c4dad5b322b4e134d054

SHA256
aeb2dd2bbcc3af7e1788c0b300fd3a83c01b80af7da3f9703935fd9e9850aaa6

SHA512
d3e3e53a17cb5ef7c617c415445c5213903e8995365ba1b2774238b0919ae8e3b08701b64ac4d76be88c9daf80cc401b8b50960e9b93da9aa72d03f4e0c4526f

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

Filesize
7KB

MD5
ff99df732fc6eb2bebc05e850a0b7ff0

SHA1
b1ff28b096b32617bfb179bb79e04a6e52d2feed

SHA256
ad1361e0479f8c6bc57207087b0f94286a005c13d4b9f3d239abd08484a36d90

SHA512
86ca49af9751c2f02365428d72480292c28d4911a191420ab7876acdeb52ef059c06a6bd3d79e49e80b5b3e81abcde062b8eb7f67842e386e9bd7a29ee7f68da

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

Filesize
127KB

MD5
1a27ac2a9c8f5b855465e62a60d6dbb7

SHA1
bc5d5dc1b6542d320c7d08a5634d7aacb2fcbfb5

SHA256
59b7d6a4fede6d1ce2279917503b1391e914b1e088b074aea7f4a8ca1daa6508

SHA512
24b13698c834ac6d41a126a1706c4771964bdff74c86fee1d1df56ab2d82ca5c131b1b9254c2b2d4f846294e4f423079687da8d2e6a7892788bb5fa219fd4393

Download Submit
memory/344-65-0x0000015A6D0B0000-0x0000015A6D0C0000-memory.dmp

Filesize
64KB

Download
memory/344-81-0x0000015A6D1B0000-0x0000015A6D1C0000-memory.dmp

Filesize
64KB

Download
memory/344-97-0x0000015A75520000-0x0000015A75521000-memory.dmp

Filesize
4KB

Download
memory/344-99-0x0000015A75550000-0x0000015A75551000-memory.dmp

Filesize
4KB

Download
memory/344-100-0x0000015A75550000-0x0000015A75551000-memory.dmp

Filesize
4KB

Download
memory/344-101-0x0000015A75660000-0x0000015A75661000-memory.dmp

Filesize
4KB

Download