hxxp://jrkbd[.]nudum[.]tech/4jtSuW12173HBMZ880ufshwfniiq14781DBPBOLCRIGJEWFL1100IOLJ13123z17

Analysis

max time kernel
31s
max time network
40s
platform
windows10-2004_x64
resource
win10v2004-20240704-en
resource tags

arch:x64arch:x86image:win10v2004-20240704-enlocale:en-usos:windows10-2004-x64system
submitted
07/07/2024, 15:46

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General

Target

http://jrkbd.nudum.tech/4jtSuW12173HBMZ880ufshwfniiq14781DBPBOLCRIGJEWFL1100IOLJ13123z17

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 = "133648408404120202"	chrome.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
60	chrome.exe
60	chrome.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 2 IoCs

pid	Process
60	chrome.exe
60	chrome.exe

Suspicious use of AdjustPrivilegeToken 56 IoCs

description	pid	Process
Token: SeShutdownPrivilege	60	chrome.exe
Token: SeCreatePagefilePrivilege	60	chrome.exe
Token: SeShutdownPrivilege	60	chrome.exe
Token: SeCreatePagefilePrivilege	60	chrome.exe
Token: SeShutdownPrivilege	60	chrome.exe
Token: SeCreatePagefilePrivilege	60	chrome.exe
Token: SeShutdownPrivilege	60	chrome.exe
Token: SeCreatePagefilePrivilege	60	chrome.exe
Token: SeShutdownPrivilege	60	chrome.exe
Token: SeCreatePagefilePrivilege	60	chrome.exe
Token: SeShutdownPrivilege	60	chrome.exe
Token: SeCreatePagefilePrivilege	60	chrome.exe
Token: SeShutdownPrivilege	60	chrome.exe
Token: SeCreatePagefilePrivilege	60	chrome.exe
Token: SeShutdownPrivilege	60	chrome.exe
Token: SeCreatePagefilePrivilege	60	chrome.exe
Token: SeShutdownPrivilege	60	chrome.exe
Token: SeCreatePagefilePrivilege	60	chrome.exe
Token: SeShutdownPrivilege	60	chrome.exe
Token: SeCreatePagefilePrivilege	60	chrome.exe
Token: SeShutdownPrivilege	60	chrome.exe
Token: SeCreatePagefilePrivilege	60	chrome.exe
Token: SeShutdownPrivilege	60	chrome.exe
Token: SeCreatePagefilePrivilege	60	chrome.exe
Token: SeShutdownPrivilege	60	chrome.exe
Token: SeCreatePagefilePrivilege	60	chrome.exe
Token: SeShutdownPrivilege	60	chrome.exe
Token: SeCreatePagefilePrivilege	60	chrome.exe
Token: SeShutdownPrivilege	60	chrome.exe
Token: SeCreatePagefilePrivilege	60	chrome.exe
Token: SeShutdownPrivilege	60	chrome.exe
Token: SeCreatePagefilePrivilege	60	chrome.exe
Token: SeShutdownPrivilege	60	chrome.exe
Token: SeCreatePagefilePrivilege	60	chrome.exe
Token: SeShutdownPrivilege	60	chrome.exe
Token: SeCreatePagefilePrivilege	60	chrome.exe
Token: SeShutdownPrivilege	60	chrome.exe
Token: SeCreatePagefilePrivilege	60	chrome.exe
Token: SeShutdownPrivilege	60	chrome.exe
Token: SeCreatePagefilePrivilege	60	chrome.exe
Token: SeShutdownPrivilege	60	chrome.exe
Token: SeCreatePagefilePrivilege	60	chrome.exe
Token: SeShutdownPrivilege	60	chrome.exe
Token: SeCreatePagefilePrivilege	60	chrome.exe
Token: SeShutdownPrivilege	60	chrome.exe
Token: SeCreatePagefilePrivilege	60	chrome.exe
Token: SeShutdownPrivilege	60	chrome.exe
Token: SeCreatePagefilePrivilege	60	chrome.exe
Token: SeShutdownPrivilege	60	chrome.exe
Token: SeCreatePagefilePrivilege	60	chrome.exe
Token: SeShutdownPrivilege	60	chrome.exe
Token: SeCreatePagefilePrivilege	60	chrome.exe
Token: SeShutdownPrivilege	60	chrome.exe
Token: SeCreatePagefilePrivilege	60	chrome.exe
Token: SeShutdownPrivilege	60	chrome.exe
Token: SeCreatePagefilePrivilege	60	chrome.exe

Suspicious use of FindShellTrayWindow 26 IoCs

pid	Process
60	chrome.exe
60	chrome.exe
60	chrome.exe
60	chrome.exe
60	chrome.exe
60	chrome.exe
60	chrome.exe
60	chrome.exe
60	chrome.exe
60	chrome.exe
60	chrome.exe
60	chrome.exe
60	chrome.exe
60	chrome.exe
60	chrome.exe
60	chrome.exe
60	chrome.exe
60	chrome.exe
60	chrome.exe
60	chrome.exe
60	chrome.exe
60	chrome.exe
60	chrome.exe
60	chrome.exe
60	chrome.exe
60	chrome.exe

Suspicious use of SendNotifyMessage 24 IoCs

pid	Process
60	chrome.exe
60	chrome.exe
60	chrome.exe
60	chrome.exe
60	chrome.exe
60	chrome.exe
60	chrome.exe
60	chrome.exe
60	chrome.exe
60	chrome.exe
60	chrome.exe
60	chrome.exe
60	chrome.exe
60	chrome.exe
60	chrome.exe
60	chrome.exe
60	chrome.exe
60	chrome.exe
60	chrome.exe
60	chrome.exe
60	chrome.exe
60	chrome.exe
60	chrome.exe
60	chrome.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 60 wrote to memory of 1336	60	chrome.exe	82
PID 60 wrote to memory of 1336	60	chrome.exe	82
PID 60 wrote to memory of 532	60	chrome.exe	86
PID 60 wrote to memory of 532	60	chrome.exe	86
PID 60 wrote to memory of 532	60	chrome.exe	86
PID 60 wrote to memory of 532	60	chrome.exe	86
PID 60 wrote to memory of 532	60	chrome.exe	86
PID 60 wrote to memory of 532	60	chrome.exe	86
PID 60 wrote to memory of 532	60	chrome.exe	86
PID 60 wrote to memory of 532	60	chrome.exe	86
PID 60 wrote to memory of 532	60	chrome.exe	86
PID 60 wrote to memory of 532	60	chrome.exe	86
PID 60 wrote to memory of 532	60	chrome.exe	86
PID 60 wrote to memory of 532	60	chrome.exe	86
PID 60 wrote to memory of 532	60	chrome.exe	86
PID 60 wrote to memory of 532	60	chrome.exe	86
PID 60 wrote to memory of 532	60	chrome.exe	86
PID 60 wrote to memory of 532	60	chrome.exe	86
PID 60 wrote to memory of 532	60	chrome.exe	86
PID 60 wrote to memory of 532	60	chrome.exe	86
PID 60 wrote to memory of 532	60	chrome.exe	86
PID 60 wrote to memory of 532	60	chrome.exe	86
PID 60 wrote to memory of 532	60	chrome.exe	86
PID 60 wrote to memory of 532	60	chrome.exe	86
PID 60 wrote to memory of 532	60	chrome.exe	86
PID 60 wrote to memory of 532	60	chrome.exe	86
PID 60 wrote to memory of 532	60	chrome.exe	86
PID 60 wrote to memory of 532	60	chrome.exe	86
PID 60 wrote to memory of 532	60	chrome.exe	86
PID 60 wrote to memory of 532	60	chrome.exe	86
PID 60 wrote to memory of 532	60	chrome.exe	86
PID 60 wrote to memory of 532	60	chrome.exe	86
PID 60 wrote to memory of 532	60	chrome.exe	86
PID 60 wrote to memory of 1544	60	chrome.exe	87
PID 60 wrote to memory of 1544	60	chrome.exe	87
PID 60 wrote to memory of 1572	60	chrome.exe	88
PID 60 wrote to memory of 1572	60	chrome.exe	88
PID 60 wrote to memory of 1572	60	chrome.exe	88
PID 60 wrote to memory of 1572	60	chrome.exe	88
PID 60 wrote to memory of 1572	60	chrome.exe	88
PID 60 wrote to memory of 1572	60	chrome.exe	88
PID 60 wrote to memory of 1572	60	chrome.exe	88
PID 60 wrote to memory of 1572	60	chrome.exe	88
PID 60 wrote to memory of 1572	60	chrome.exe	88
PID 60 wrote to memory of 1572	60	chrome.exe	88
PID 60 wrote to memory of 1572	60	chrome.exe	88
PID 60 wrote to memory of 1572	60	chrome.exe	88
PID 60 wrote to memory of 1572	60	chrome.exe	88
PID 60 wrote to memory of 1572	60	chrome.exe	88
PID 60 wrote to memory of 1572	60	chrome.exe	88
PID 60 wrote to memory of 1572	60	chrome.exe	88
PID 60 wrote to memory of 1572	60	chrome.exe	88
PID 60 wrote to memory of 1572	60	chrome.exe	88
PID 60 wrote to memory of 1572	60	chrome.exe	88
PID 60 wrote to memory of 1572	60	chrome.exe	88
PID 60 wrote to memory of 1572	60	chrome.exe	88
PID 60 wrote to memory of 1572	60	chrome.exe	88
PID 60 wrote to memory of 1572	60	chrome.exe	88
PID 60 wrote to memory of 1572	60	chrome.exe	88
PID 60 wrote to memory of 1572	60	chrome.exe	88
PID 60 wrote to memory of 1572	60	chrome.exe	88
PID 60 wrote to memory of 1572	60	chrome.exe	88
PID 60 wrote to memory of 1572	60	chrome.exe	88
PID 60 wrote to memory of 1572	60	chrome.exe	88

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://jrkbd.nudum.tech/4jtSuW12173HBMZ880ufshwfniiq14781DBPBOLCRIGJEWFL1100IOLJ13123z17
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:60
- 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,0x100,0x104,0xd8,0x108,0x7ff8ea20ab58,0x7ff8ea20ab68,0x7ff8ea20ab78
  2⤵
  PID:1336
- 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=1640 --field-trial-handle=1900,i,18277380979413528564,11204549534303618503,131072 /prefetch:2
  2⤵
  PID:532
- 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=2180 --field-trial-handle=1900,i,18277380979413528564,11204549534303618503,131072 /prefetch:8
  2⤵
  PID:1544
- 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=2276 --field-trial-handle=1900,i,18277380979413528564,11204549534303618503,131072 /prefetch:8
  2⤵
  PID:1572
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --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=3028 --field-trial-handle=1900,i,18277380979413528564,11204549534303618503,131072 /prefetch:1
  2⤵
  PID:4076
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --mojo-platform-channel-handle=2952 --field-trial-handle=1900,i,18277380979413528564,11204549534303618503,131072 /prefetch:1
  2⤵
  PID:3368
- 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=4448 --field-trial-handle=1900,i,18277380979413528564,11204549534303618503,131072 /prefetch:8
  2⤵
  PID:1372
- 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=4552 --field-trial-handle=1900,i,18277380979413528564,11204549534303618503,131072 /prefetch:8
  2⤵
  PID:1608

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:2044

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
23cb3f7a06614bc7df5366d60d17511b

SHA1
14001ed9732b3d9b035d7873462ed236dc469b54

SHA256
760ed2f7a576e7e83ca54f5132d2b50d1c94bf4de72eea4f072b71f5dae7cdcd

SHA512
f400a79c1f8a9a621a7d131ed96e7f837f8b4a0d6a7aae0bdbae91e128b737bdf3b8a65d962607f675758777317a2227f04f16673e41b371b71567ff8156962d

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

Filesize
144KB

MD5
b1b705669dc532facf6282b25e469873

SHA1
69891edb697e51bd7bd4da2728352f47bb96c01d

SHA256
a544ba0352ff9f89085144d529205c2ffae0af4b30f47f876cfff433dcf53423

SHA512
7c497e6bb00c9e617decd4c8e4b907a7246e9ccaf64d47536a80e9eff1ceeb31afdbc2a65a282640f0378d9d389ac35945fbeb3085804767a73caefb70b8b266

Download Submit