828d68a9a7123256d73c8e6518292b6dff8ee2e63e89fcfbbf126998031e8a30

Analysis

user interaction
yes
max time kernel
54s
max time network
51s
platform
windows10-2004_x64
resource
win10v2004-20260513-en
resource tags

arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
22/07/2026, 21:50

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General

Target
echoclient.jar
Size 21.9MB
Sample260722-1pyvasce88
SHA256 828d68a9a7123256d73c8e6518292b6dff8ee2e63e89fcfbbf126998031e8a30
MD5 77d33c81e123ffa4b556db20a50c751f
SHA1 ee6f11533df898213b6b60de342b75d5e870774b
SHA512 294197f986af7e5072bee076d14711dcbecb49bcfbbb315c4c3c0016ed8cd26c0bd843a3c73caff2bdfd923ff83c5628179a102949d2905f6032b9ac4717d1c7
SSDEEP 393216:ybHgjCnlvy6g/o+6pIrJ4JGbyYh8YA2hPjLEkI7k4Uu8rNgEQXfQ+b9LLs+ki:uKiRYRw4VhT/pL7CU+H
TLSH
T137372329BDB1C02DD08F8A35815FA6C7FC580798988BF8A715FC065989288F94747FF9
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

discovery

Malware Config

Signatures

Browser Information Discovery 1 TTPs
Enumerate browser information.
discovery

Browser Information Discovery
T1217

System Time Discovery 1 TTPs 1 IoCs

Adversary may gather the system time and/or time zone settings from a local or remote system.

discovery

System Time Discovery

T1124

pid	Process
3400	chrome.exe

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	chrome.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier	chrome.exe

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	chrome.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer	chrome.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS	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 = "134292307069447386"	chrome.exe

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-540052884-2969440504-464782435-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\	chrome.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2520	chrome.exe
2520	chrome.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 4 IoCs

pid	Process
2520	chrome.exe
2520	chrome.exe
2520	chrome.exe
2520	chrome.exe

Suspicious use of AdjustPrivilegeToken 26 IoCs

description	pid	Process
Token: SeShutdownPrivilege	2520	chrome.exe
Token: SeCreatePagefilePrivilege	2520	chrome.exe
Token: SeShutdownPrivilege	2520	chrome.exe
Token: SeCreatePagefilePrivilege	2520	chrome.exe
Token: SeShutdownPrivilege	2520	chrome.exe
Token: SeCreatePagefilePrivilege	2520	chrome.exe
Token: SeShutdownPrivilege	2520	chrome.exe
Token: SeCreatePagefilePrivilege	2520	chrome.exe
Token: SeShutdownPrivilege	2520	chrome.exe
Token: SeCreatePagefilePrivilege	2520	chrome.exe
Token: SeShutdownPrivilege	2520	chrome.exe
Token: SeCreatePagefilePrivilege	2520	chrome.exe
Token: SeShutdownPrivilege	2520	chrome.exe
Token: SeCreatePagefilePrivilege	2520	chrome.exe
Token: SeShutdownPrivilege	2520	chrome.exe
Token: SeCreatePagefilePrivilege	2520	chrome.exe
Token: SeShutdownPrivilege	2520	chrome.exe
Token: SeCreatePagefilePrivilege	2520	chrome.exe
Token: SeShutdownPrivilege	2520	chrome.exe
Token: SeCreatePagefilePrivilege	2520	chrome.exe
Token: SeShutdownPrivilege	2520	chrome.exe
Token: SeCreatePagefilePrivilege	2520	chrome.exe
Token: SeShutdownPrivilege	2520	chrome.exe
Token: SeCreatePagefilePrivilege	2520	chrome.exe
Token: SeShutdownPrivilege	2520	chrome.exe
Token: SeCreatePagefilePrivilege	2520	chrome.exe

Suspicious use of FindShellTrayWindow 34 IoCs

pid	Process
2520	chrome.exe
2520	chrome.exe
2520	chrome.exe
2520	chrome.exe
2520	chrome.exe
2520	chrome.exe
2520	chrome.exe
2520	chrome.exe
2520	chrome.exe
2520	chrome.exe
2520	chrome.exe
2520	chrome.exe
2520	chrome.exe
2520	chrome.exe
2520	chrome.exe
2520	chrome.exe
2520	chrome.exe
2520	chrome.exe
2520	chrome.exe
2520	chrome.exe
2520	chrome.exe
2520	chrome.exe
2520	chrome.exe
2520	chrome.exe
2520	chrome.exe
2520	chrome.exe
2520	chrome.exe
2520	chrome.exe
2520	chrome.exe
2520	chrome.exe
2520	chrome.exe
2520	chrome.exe
2520	chrome.exe
2520	chrome.exe

Suspicious use of SendNotifyMessage 32 IoCs

pid	Process
2520	chrome.exe
2520	chrome.exe
2520	chrome.exe
2520	chrome.exe
2520	chrome.exe
2520	chrome.exe
2520	chrome.exe
2520	chrome.exe
2520	chrome.exe
2520	chrome.exe
2520	chrome.exe
2520	chrome.exe
2520	chrome.exe
2520	chrome.exe
2520	chrome.exe
2520	chrome.exe
2520	chrome.exe
2520	chrome.exe
2520	chrome.exe
2520	chrome.exe
2520	chrome.exe
2520	chrome.exe
2520	chrome.exe
2520	chrome.exe
2520	chrome.exe
2520	chrome.exe
2520	chrome.exe
2520	chrome.exe
2520	chrome.exe
2520	chrome.exe
2520	chrome.exe
2520	chrome.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 2520 wrote to memory of 3404	2520	chrome.exe	101
PID 2520 wrote to memory of 2128	2520	chrome.exe	102
PID 2520 wrote to memory of 2128	2520	chrome.exe	102
PID 2520 wrote to memory of 3400	2520	chrome.exe	103
PID 2520 wrote to memory of 3936	2520	chrome.exe	104
PID 2520 wrote to memory of 3936	2520	chrome.exe	104
PID 2520 wrote to memory of 2396	2520	chrome.exe	105
PID 2520 wrote to memory of 860	2520	chrome.exe	106
PID 2520 wrote to memory of 2396	2520	chrome.exe	105
PID 2520 wrote to memory of 860	2520	chrome.exe	106
PID 2520 wrote to memory of 3228	2520	chrome.exe	108
PID 2520 wrote to memory of 3228	2520	chrome.exe	108
PID 2520 wrote to memory of 4476	2520	chrome.exe	109
PID 2520 wrote to memory of 4476	2520	chrome.exe	109
PID 2520 wrote to memory of 4532	2520	chrome.exe	110

C:\Program Files (x86)\Common Files\Oracle\Java\javapath\java.exe
java -jar C:\Users\Admin\AppData\Local\Temp\echoclient.jar
1⤵
PID:5084

C:\Program Files\Google\Chrome\Application\chrome.exe
"C:\Program Files\Google\Chrome\Application\chrome.exe"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Modifies data under HKEY_USERS
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:2520
- 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:4 --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=140.0.7339.81 --initial-client-data=0x118,0x11c,0x120,0xf4,0x124,0x7ff8ce52c728,0x7ff8ce52c734,0x7ff8ce52c740
  2⤵
  PID:3404
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --no-pre-read-main-dll --force-high-res-timeticks=disabled --gpu-preferences=SAAAAAAAAADgAAAIAAAAAAAAAAAAAGAAAQAAAAAAAAAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAQAAAAAAAAABAAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --metrics-shmem-handle=1804,i,1578942811602546177,3470746229196192267,262144 --field-trial-handle=2012,i,16502336788256871577,18172158247697386348,262144 --variations-seed-version=20260513-090056.789000-production --mojo-platform-channel-handle=2008 /prefetch:2
  2⤵
  PID:2128
- 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 --force-high-res-timeticks=disabled --metrics-shmem-handle=2284,i,15672527365857645775,4399711999854653430,524288 --field-trial-handle=2012,i,16502336788256871577,18172158247697386348,262144 --variations-seed-version=20260513-090056.789000-production --mojo-platform-channel-handle=2280 /prefetch:3
  2⤵
  - System Time Discovery
  PID:3400
- 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 --force-high-res-timeticks=disabled --metrics-shmem-handle=2436,i,4657896730105629069,828062682988573873,524288 --field-trial-handle=2012,i,16502336788256871577,18172158247697386348,262144 --variations-seed-version=20260513-090056.789000-production --mojo-platform-channel-handle=2620 /prefetch:8
  2⤵
  PID:3936
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --enable-dinosaur-easter-egg-alt-images --force-high-res-timeticks=disabled --video-capture-use-gpu-memory-buffer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --metrics-shmem-handle=3252,i,7185060089134052931,8383580450840235987,2097152 --field-trial-handle=2012,i,16502336788256871577,18172158247697386348,262144 --variations-seed-version=20260513-090056.789000-production --mojo-platform-channel-handle=3308 /prefetch:1
  2⤵
  PID:2396
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --enable-dinosaur-easter-egg-alt-images --force-high-res-timeticks=disabled --video-capture-use-gpu-memory-buffer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --metrics-shmem-handle=3256,i,16776161880957818970,8173725188309011155,2097152 --field-trial-handle=2012,i,16502336788256871577,18172158247697386348,262144 --variations-seed-version=20260513-090056.789000-production --mojo-platform-channel-handle=3216 /prefetch:1
  2⤵
  PID:860
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --extension-process --enable-dinosaur-easter-egg-alt-images --force-high-res-timeticks=disabled --disable-gpu-compositing --video-capture-use-gpu-memory-buffer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=7 --metrics-shmem-handle=4508,i,17471418094356945581,15565665409909495310,2097152 --field-trial-handle=2012,i,16502336788256871577,18172158247697386348,262144 --variations-seed-version=20260513-090056.789000-production --mojo-platform-channel-handle=4524 /prefetch:2
  2⤵
  PID:3228
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --enable-dinosaur-easter-egg-alt-images --force-high-res-timeticks=disabled --disable-gpu-compositing --video-capture-use-gpu-memory-buffer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=8 --metrics-shmem-handle=4708,i,302096015561281843,10893111444986519724,2097152 --field-trial-handle=2012,i,16502336788256871577,18172158247697386348,262144 --variations-seed-version=20260513-090056.789000-production --mojo-platform-channel-handle=4756 /prefetch:1
  2⤵
  PID:4476
- 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 --force-high-res-timeticks=disabled --metrics-shmem-handle=5500,i,11776606717236141773,6998281296697512109,524288 --field-trial-handle=2012,i,16502336788256871577,18172158247697386348,262144 --variations-seed-version=20260513-090056.789000-production --mojo-platform-channel-handle=5504 /prefetch:8
  2⤵
  PID:4532

C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe
"C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe"
1⤵
PID:1788

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s NgcSvc
1⤵
PID:3272

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Browser Information Discovery

T1217

Query Registry

T1012

System Information Discovery

T1082

System Time Discovery

T1124

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

BookmarkMergedSurfaceOrdering

Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\BookmarkMergedSurfaceOrdering
Size 6B
SHA256 4489f9e3e454748b3521eb214e0a5694d562cff3d9ff511cb456953c8f534c00
MD5 377d072e137022223a370760763420bb
SHA1 534e5f914ae99bf0a342a2f7a7e0724bd0d11ef7
SHA512 d1e37e45e8d603c46c9254d7295744104222b09340246c5e5f50d661d4688ccc2068adf1e0cd78599bcdcf475f8a0a6255dcd3e429812aa14cc2e2022309955c
MD5 SHA1 SHA512

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BrowsingTopicsState

Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\BrowsingTopicsState
Size 414B
SHA256 e6d5f88480b3c51034b8e58b48c3cd18f490beda58a18cf53ff70941e74a597c
MD5 db0710bdd3cf01fb7f11951a41e3c897
SHA1 72b4f22a0a78d25b524600a283d63902ad41da83
SHA512 310c2518a5844f643ba82adc40ad498fb9bbda49141898505766b384816582b5067cbb8af49a687fba9a93e1871c187d05f2e18e5d9b109ce746cadfe4d7c0c5
TLSH
T1B8E02B6ACC25AC6718FD0758A454478AF751175B2F805A4F3A3D910CCFB062B42C6CBD
MD5 SHA1 SHA512 TLSH

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SCT Auditing Pending Reports

Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\SCT Auditing Pending Reports
Size 2B
SHA256 4f53cda18c2baa0c0354bb5f9a3ecbe5ed12ab4d8e11ba873c2f11161202b945
MD5 d751713988987e9331980363e24189ce
SHA1 97d170e1550eee4afc0af065b78cda302a97674c
SHA512 b25b294cb4deb69ea00a4c3cf3113904801b6015e5956bd019a8570b1fe1d6040e944ef3cdee16d0a46503ca6e659a25f21cf9ceddc13f352a3c98138c15d6af
MD5 SHA1 SHA512

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Preferences

Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences
Size 12KB
SHA256 366dabb35e8814c62afb99c6b1b49709220b5c442b2f3ee56f567ae219e65e2a
MD5 1b7438293b08d5dbc720dcc5199fb2f4
SHA1 4e7597235afcd1f698e27c8a7938daa5375eb9d3
SHA512 bdc151a6f4f66eb1c461885d12a4064f7b8deea8a209cf61d38a76f70b6cee78c57588c05ba8f0541a2e89c3c181324484727038f3d538a62da8c158f2fbadb9
SSDEEP 192:uRLJyL0AlaAv7spAPRp22F9wHsb+WNnkFY/0GE7i98ywgVyIsnAUgtaJ:uRLJ+j9YUX/FKwkC/0GKi9X8
TLSH
T18142C62EFD05693B5CDBC229F962BB57D7F5102161942D94E6FC8A1C14EB9CC232702B
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

Secure Preferences

Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Secure Preferences
Size 17KB
SHA256 379d96542283773f422c052abe7293924621df1604b63c9a59676e1514d2db6c
MD5 d066f854d368cbebca026e5da297c2c3
SHA1 4f2f84d54b0a8dfd273bbdb70bcde51ad5e2f12f
SHA512 613285c6b38983d33fb336394c5eff7edb692f60dfa433defdbf45524dd1c84cadfc8cba744a39b1c75482b318f7db6eaaae9842cfa8649a9ad00cece8442e41
SSDEEP 384:gCjUH7KxkXqKf/pUZNCgVLH2HfgslsZ7pLuLcSjCDXODUr+ErU3/NHGcmyqOqjmo:gCUH7KxkXqKf/pUZNCgVLH2Hfgs+Z7pF
TLSH
T15A7209676C4C9E370F94C6CCD8267F4F9DB5024B65E9886483FA9C2903D5ACB114A2EB
MD5 SHA1 SHA512 SSDEEP TLSH

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Local State

Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State
Size 235KB
SHA256 1091ce7f3b4a54146cd61337f1dd28566bb6e13e49e494b6dd31c35d08945970
MD5 0243cbd7b436849e31662a21750989ef
SHA1 dfe03a52fc3faba2f9fd3abadc479321eb474616
SHA512 2d26e16a8027f78f58b7238fed3c0b3eeded4870b5483a2e3b3140671319afc41a9435e71ae425cda09d69264bba3927a2b347ad9283cd2db2727cd8ab107029
SSDEEP 6144:tojdDx6bPYMk43/mkBOECo+Jsm7Rkm1tYpBeh2BAo2:K6bPT+kJJO9oBGcAo2
TLSH
T15B34133B5D703D798A6CEB09704E481FBEB24A52AD24C9E7C4D06E0C67EDFC91616938
MD5 SHA1 SHA512 SSDEEP TLSH

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Local State

Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State
Size 115KB
SHA256 77461905c32e381c04093664726b70a099bffb3f29d60e6ee79f051ebf06af98
MD5 884c91fc06ddfba82d4cdcf990ece192
SHA1 b5ccee9ce21f8464f1125420f263900e37d0536a
SHA512 a1200a76f6ab1f56d0f83de1d3a7238721086b0ab05bf012d8acf83ae3c0576d6d55c7e964915bb6ce4581390f2b2de50438616c11bff721ffde06eae89d1215
SSDEEP 3072:4Gm7D5Lk17ox1tIpud63U8BehbCBi9fTrMK:zm7Rkm1tYpBeh2BAoK
TLSH
T193C3123B5D65E87B9979B70EB08E0B1F1EF149A2D920DE92C8D85B0437E97CD0A05D34
MD5 SHA1 SHA512 SSDEEP TLSH

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memory/5084-2-0x000001634D380000-0x000001634D5F0000-memory.dmp

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memory/5084-11-0x000001634D360000-0x000001634D361000-memory.dmp

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memory/5084-12-0x000001634D380000-0x000001634D5F0000-memory.dmp

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