Analysis
- max time kernel
149s - max time network
149s - platform
windows10-2004_x64 - resource
win10v2004-20260911-en - resource tags
arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
14/10/2026, 15:01
Behavioral task
behavioral1
Sample
88c5cf4e9d867c792efdc8cadac668b864a632deb887cf6d7d97a1cb79cd8dfd.exe
Resource
win10v2004-20260911-en
Behavioral task
behavioral2
Sample
88c5cf4e9d867c792efdc8cadac668b864a632deb887cf6d7d97a1cb79cd8dfd.exe
Resource
win11ltsc2024-20260911-en
General
- Target 88c5cf4e9d867c792efdc8cadac668b864a632deb887cf6d7d97a1cb79cd8dfd.exe
- Size 45KB
- Sample261014-sd2g2sgf43
- SHA256 88c5cf4e9d867c792efdc8cadac668b864a632deb887cf6d7d97a1cb79cd8dfd
- MD5 81a527e17d7e96a0d98e521dc223b9ba
- SHA1 2c2aa36eb9e0affc4d4570f5236fca8bc0e6359d
- SHA512 ccabd7053329ad3e25c2e1eb1bf25358a6f396a4be1d6e6a215fdf4f27e4863360e8a9387171e066f4afc76ce650e6093f6cc0412821c44eca96a576b30e45f0
- SSDEEP 768:NuYHKTsufqG9vSLjWUvlPRmo2qbtoOMwK8PIizjbYgX3iZyqXu/Y6+uLZBDZOx:NuYHKTsjMvSX2ZtRi3bPXSlXwdHdOx
- TLSH T106231B0037D9812BE2BE4F78ACF26245867AF2773603D54E1CC451DB5623BC69A42AFD
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Extracted
-
asyncrat
-
0.5.8
-
tritonplus.co
-
tritonplus.co:443
-
337eoHSDPm9x
-
delay
3
-
install
true
-
install_file
ChromeUpdate.exe
-
install_folder
%AppData%
Signatures
- Async RAT payload 1 IoCs
resource yara_rule behavioral1/files/0x00080000000244a2-9.dat family_asyncrat - Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-1696934516-3600988056-1840298893-1000\Control Panel\International\Geo\Nation 88c5cf4e9d867c792efdc8cadac668b864a632deb887cf6d7d97a1cb79cd8dfd.exe - Executes dropped EXE 2 IoCs
pid Process 224 ChromeUpdate.exe 460 ChromeUpdate.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Executes a command shell one-liner 1 TTPs 2 IoCs
Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.
pid Process 2496 cmd.exe 944 cmd.exe - Reads the TCP/IP host and domain name from the registry 1 TTPs 4 IoCs
The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.
description ioc Process Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain 88c5cf4e9d867c792efdc8cadac668b864a632deb887cf6d7d97a1cb79cd8dfd.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname ChromeUpdate.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain ChromeUpdate.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname 88c5cf4e9d867c792efdc8cadac668b864a632deb887cf6d7d97a1cb79cd8dfd.exe - System Location Discovery: System Language Discovery 1 TTPs 7 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ChromeUpdate.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 88c5cf4e9d867c792efdc8cadac668b864a632deb887cf6d7d97a1cb79cd8dfd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language timeout.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ChromeUpdate.exe - Delays execution with timeout.exe 1 IoCs
pid Process 2676 timeout.exe - Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 4896 schtasks.exe - Suspicious behavior: EnumeratesProcesses 21 IoCs
pid Process 1880 88c5cf4e9d867c792efdc8cadac668b864a632deb887cf6d7d97a1cb79cd8dfd.exe 1880 88c5cf4e9d867c792efdc8cadac668b864a632deb887cf6d7d97a1cb79cd8dfd.exe 1880 88c5cf4e9d867c792efdc8cadac668b864a632deb887cf6d7d97a1cb79cd8dfd.exe 1880 88c5cf4e9d867c792efdc8cadac668b864a632deb887cf6d7d97a1cb79cd8dfd.exe 1880 88c5cf4e9d867c792efdc8cadac668b864a632deb887cf6d7d97a1cb79cd8dfd.exe 1880 88c5cf4e9d867c792efdc8cadac668b864a632deb887cf6d7d97a1cb79cd8dfd.exe 1880 88c5cf4e9d867c792efdc8cadac668b864a632deb887cf6d7d97a1cb79cd8dfd.exe 1880 88c5cf4e9d867c792efdc8cadac668b864a632deb887cf6d7d97a1cb79cd8dfd.exe 1880 88c5cf4e9d867c792efdc8cadac668b864a632deb887cf6d7d97a1cb79cd8dfd.exe 1880 88c5cf4e9d867c792efdc8cadac668b864a632deb887cf6d7d97a1cb79cd8dfd.exe 1880 88c5cf4e9d867c792efdc8cadac668b864a632deb887cf6d7d97a1cb79cd8dfd.exe 1880 88c5cf4e9d867c792efdc8cadac668b864a632deb887cf6d7d97a1cb79cd8dfd.exe 1880 88c5cf4e9d867c792efdc8cadac668b864a632deb887cf6d7d97a1cb79cd8dfd.exe 1880 88c5cf4e9d867c792efdc8cadac668b864a632deb887cf6d7d97a1cb79cd8dfd.exe 1880 88c5cf4e9d867c792efdc8cadac668b864a632deb887cf6d7d97a1cb79cd8dfd.exe 1880 88c5cf4e9d867c792efdc8cadac668b864a632deb887cf6d7d97a1cb79cd8dfd.exe 1880 88c5cf4e9d867c792efdc8cadac668b864a632deb887cf6d7d97a1cb79cd8dfd.exe 1880 88c5cf4e9d867c792efdc8cadac668b864a632deb887cf6d7d97a1cb79cd8dfd.exe 1880 88c5cf4e9d867c792efdc8cadac668b864a632deb887cf6d7d97a1cb79cd8dfd.exe 1880 88c5cf4e9d867c792efdc8cadac668b864a632deb887cf6d7d97a1cb79cd8dfd.exe 1880 88c5cf4e9d867c792efdc8cadac668b864a632deb887cf6d7d97a1cb79cd8dfd.exe - Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 1880 88c5cf4e9d867c792efdc8cadac668b864a632deb887cf6d7d97a1cb79cd8dfd.exe Token: SeDebugPrivilege 224 ChromeUpdate.exe Token: SeDebugPrivilege 224 ChromeUpdate.exe - Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 1880 wrote to memory of 2496 1880 88c5cf4e9d867c792efdc8cadac668b864a632deb887cf6d7d97a1cb79cd8dfd.exe 92 PID 1880 wrote to memory of 944 1880 88c5cf4e9d867c792efdc8cadac668b864a632deb887cf6d7d97a1cb79cd8dfd.exe 94 PID 2496 wrote to memory of 4896 2496 cmd.exe 96 PID 944 wrote to memory of 2676 944 cmd.exe 97 PID 944 wrote to memory of 460 944 cmd.exe 101
Processes
-
C:\Users\Admin\AppData\Local\Temp\88c5cf4e9d867c792efdc8cadac668b864a632deb887cf6d7d97a1cb79cd8dfd.exe"C:\Users\Admin\AppData\Local\Temp\88c5cf4e9d867c792efdc8cadac668b864a632deb887cf6d7d97a1cb79cd8dfd.exe"1⤵
- Checks computer location settings
- Reads the TCP/IP host and domain name from the registry
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1880 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "ChromeUpdate" /tr '"C:\Users\Admin\AppData\Roaming\ChromeUpdate.exe"' & exit2⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2496 -
C:\Windows\SysWOW64\schtasks.exeschtasks /create /f /sc onlogon /rl highest /tn "ChromeUpdate" /tr '"C:\Users\Admin\AppData\Roaming\ChromeUpdate.exe"'3⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:4896
-
-
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmpB987.tmp.bat""2⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:944 -
C:\Windows\SysWOW64\timeout.exetimeout 33⤵
- System Location Discovery: System Language Discovery
- Delays execution with timeout.exe
PID:2676
-
-
C:\Users\Admin\AppData\Roaming\ChromeUpdate.exe"C:\Users\Admin\AppData\Roaming\ChromeUpdate.exe"3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:460
-
-
-
C:\Users\Admin\AppData\Roaming\ChromeUpdate.exe"C:\Users\Admin\AppData\Roaming\ChromeUpdate.exe"1⤵
- Executes dropped EXE
- Reads the TCP/IP host and domain name from the registry
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:224
Network
MITRE ATT&CK Enterprise v16
Execution
Command and Scripting Interpreter
1Windows Command Shell
1Scheduled Task/Job
1Scheduled Task
1Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\tmpB987.tmp.bat
- Size 156B
- SHA256 8a84c27480b726ec37de59cfbc99eb783c0529d7dbb00177a9fa62bb5dfcfbb2
- MD5 7e027fd97a9ec8bdedd56032b051cd9b
- SHA1 85e07b0e39007ea29b522b8408ca844ed7d6d774
- SHA512 46b4deb6570ed1175b3d1a9dab867ceaa1b6c23ed8d7bec1ce373b7889b780ede36bbaf8ca06fa2a7a04984534a43bb671fdbae5849270e0ee6f0955f480d82b
- TLSH T10AC02B4351C5EE1F2805641306FAE4CD95B26C5A3F48BF00C704440E72808C9F4DD382
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Roaming\ChromeUpdate.exe
- Size 45KB
- SHA256 88c5cf4e9d867c792efdc8cadac668b864a632deb887cf6d7d97a1cb79cd8dfd
- MD5 81a527e17d7e96a0d98e521dc223b9ba
- SHA1 2c2aa36eb9e0affc4d4570f5236fca8bc0e6359d
- SHA512 ccabd7053329ad3e25c2e1eb1bf25358a6f396a4be1d6e6a215fdf4f27e4863360e8a9387171e066f4afc76ce650e6093f6cc0412821c44eca96a576b30e45f0
- SSDEEP 768:NuYHKTsufqG9vSLjWUvlPRmo2qbtoOMwK8PIizjbYgX3iZyqXu/Y6+uLZBDZOx:NuYHKTsjMvSX2ZtRi3bPXSlXwdHdOx
- TLSH T106231B0037D9812BE2BE4F78ACF26245867AF2773603D54E1CC451DB5623BC69A42AFD
- MD5 SHA1 SHA512 SSDEEP TLSH