Analysis
- max time kernel
149s - max time network
147s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
05/09/2026, 13:44
Behavioral task
behavioral1
Sample
1a2ff07c7adb574e834f12b27d5df3088a4e61e8c73d95cd685c009cf559ff9d.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
1a2ff07c7adb574e834f12b27d5df3088a4e61e8c73d95cd685c009cf559ff9d.exe
Resource
win11ltsc2024-20260710-en
General
- Target 1a2ff07c7adb574e834f12b27d5df3088a4e61e8c73d95cd685c009cf559ff9d.exe
- Size 45KB
- Sample260905-q146caeb88
- SHA256 1a2ff07c7adb574e834f12b27d5df3088a4e61e8c73d95cd685c009cf559ff9d
- MD5 351254735a734b7a2318281e95c3433e
- SHA1 5ff4eac4f4ad091136cd34b6515d374e996988f1
- SHA512 58049bc4900387b3117186d5da05ddf0429e1f1f0a967d111e96e4e41659a31a299728561d8b700492e19269b00b10b5e065189cc18e35566a38beaec9c2431b
- SSDEEP 768:0uPrpT/LGKeWUszuAmo2q97Iz/yPqiPIwzjb7agX3iPW7wmFKOjvkVPNyqBDZ8x:0uPrpT/qY24c5w3b5XSPW7mO4Ny0d8x
- TLSH T1D4233B003BE9C12BF2BE4F789DF26145467AF5633A03D58A1CC4118B5713FC69A52AFA
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Extracted
-
asyncrat
-
0.5.8
-
Default
-
clip-cuchot.net:80
-
clip-cuchot.net:22
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clip-cuchot.net:8080
-
clip-cuchot.net:8880
-
clip-cuchot.net:2052
-
clip-cuchot.net:2082
-
clip-cuchot.net:2086
-
clip-cuchot.net:2095
-
clip-cuchot.net:443
-
clip-cuchot.net:2053
-
clip-cuchot.net:2083
-
clip-cuchot.net:2087
-
clip-cuchot.net:2096
-
clip-cuchot.net:8443
-
www.clip-cuchot.net:80
-
www.clip-cuchot.net:22
-
www.clip-cuchot.net:8080
-
www.clip-cuchot.net:8880
-
www.clip-cuchot.net:2052
-
www.clip-cuchot.net:2082
-
www.clip-cuchot.net:2086
-
www.clip-cuchot.net:2095
-
www.clip-cuchot.net:443
-
www.clip-cuchot.net:2053
-
www.clip-cuchot.net:2083
-
www.clip-cuchot.net:2087
-
www.clip-cuchot.net:2096
-
www.clip-cuchot.net:8443
-
gootloader.clip-cuchot.net:80
-
gootloader.clip-cuchot.net:22
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gootloader.clip-cuchot.net:8080
-
gootloader.clip-cuchot.net:8880
-
gootloader.clip-cuchot.net:2052
-
gootloader.clip-cuchot.net:2082
-
gootloader.clip-cuchot.net:2086
-
gootloader.clip-cuchot.net:2095
-
gootloader.clip-cuchot.net:443
-
gootloader.clip-cuchot.net:2053
-
gootloader.clip-cuchot.net:2083
-
gootloader.clip-cuchot.net:2087
-
gootloader.clip-cuchot.net:2096
-
gootloader.clip-cuchot.net:8443
-
locky.clip-cuchot.net:80
-
locky.clip-cuchot.net:22
-
locky.clip-cuchot.net:8080
-
locky.clip-cuchot.net:8880
-
locky.clip-cuchot.net:2052
-
locky.clip-cuchot.net:2082
-
locky.clip-cuchot.net:2086
-
locky.clip-cuchot.net:2095
-
locky.clip-cuchot.net:443
-
locky.clip-cuchot.net:2053
-
locky.clip-cuchot.net:2083
-
locky.clip-cuchot.net:2087
-
locky.clip-cuchot.net:2096
-
locky.clip-cuchot.net:8443
-
vRe2jewPijxZ
-
delay
0
-
install
true
-
install_file
ao859c1.exe
-
install_folder
%AppData%
Signatures
- Async RAT payload 2 IoCs
resource yara_rule behavioral1/files/0x000300000001e6de-8.dat family_asyncrat behavioral1/memory/4240-10-0x0000000004D50000-0x0000000004D60000-memory.dmp 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-1-5-21-1788976790-1541110888-1636651838-1000\Control Panel\International\Geo\Nation 1a2ff07c7adb574e834f12b27d5df3088a4e61e8c73d95cd685c009cf559ff9d.exe - Executes dropped EXE 2 IoCs
pid Process 4240 ao859c1.exe 1652 ao859c1.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 3308 cmd.exe 2168 cmd.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 1a2ff07c7adb574e834f12b27d5df3088a4e61e8c73d95cd685c009cf559ff9d.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language timeout.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 ao859c1.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ao859c1.exe - Delays execution with timeout.exe 1 IoCs
pid Process 4356 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 4116 schtasks.exe - Suspicious behavior: EnumeratesProcesses 23 IoCs
pid Process 4544 1a2ff07c7adb574e834f12b27d5df3088a4e61e8c73d95cd685c009cf559ff9d.exe 4544 1a2ff07c7adb574e834f12b27d5df3088a4e61e8c73d95cd685c009cf559ff9d.exe 4544 1a2ff07c7adb574e834f12b27d5df3088a4e61e8c73d95cd685c009cf559ff9d.exe 4544 1a2ff07c7adb574e834f12b27d5df3088a4e61e8c73d95cd685c009cf559ff9d.exe 4544 1a2ff07c7adb574e834f12b27d5df3088a4e61e8c73d95cd685c009cf559ff9d.exe 4544 1a2ff07c7adb574e834f12b27d5df3088a4e61e8c73d95cd685c009cf559ff9d.exe 4544 1a2ff07c7adb574e834f12b27d5df3088a4e61e8c73d95cd685c009cf559ff9d.exe 4544 1a2ff07c7adb574e834f12b27d5df3088a4e61e8c73d95cd685c009cf559ff9d.exe 4544 1a2ff07c7adb574e834f12b27d5df3088a4e61e8c73d95cd685c009cf559ff9d.exe 4544 1a2ff07c7adb574e834f12b27d5df3088a4e61e8c73d95cd685c009cf559ff9d.exe 4544 1a2ff07c7adb574e834f12b27d5df3088a4e61e8c73d95cd685c009cf559ff9d.exe 4544 1a2ff07c7adb574e834f12b27d5df3088a4e61e8c73d95cd685c009cf559ff9d.exe 4544 1a2ff07c7adb574e834f12b27d5df3088a4e61e8c73d95cd685c009cf559ff9d.exe 4544 1a2ff07c7adb574e834f12b27d5df3088a4e61e8c73d95cd685c009cf559ff9d.exe 4544 1a2ff07c7adb574e834f12b27d5df3088a4e61e8c73d95cd685c009cf559ff9d.exe 4544 1a2ff07c7adb574e834f12b27d5df3088a4e61e8c73d95cd685c009cf559ff9d.exe 4544 1a2ff07c7adb574e834f12b27d5df3088a4e61e8c73d95cd685c009cf559ff9d.exe 4544 1a2ff07c7adb574e834f12b27d5df3088a4e61e8c73d95cd685c009cf559ff9d.exe 4544 1a2ff07c7adb574e834f12b27d5df3088a4e61e8c73d95cd685c009cf559ff9d.exe 4544 1a2ff07c7adb574e834f12b27d5df3088a4e61e8c73d95cd685c009cf559ff9d.exe 4544 1a2ff07c7adb574e834f12b27d5df3088a4e61e8c73d95cd685c009cf559ff9d.exe 4544 1a2ff07c7adb574e834f12b27d5df3088a4e61e8c73d95cd685c009cf559ff9d.exe 4544 1a2ff07c7adb574e834f12b27d5df3088a4e61e8c73d95cd685c009cf559ff9d.exe - Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 4544 1a2ff07c7adb574e834f12b27d5df3088a4e61e8c73d95cd685c009cf559ff9d.exe Token: SeDebugPrivilege 4240 ao859c1.exe - Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 4544 wrote to memory of 3308 4544 1a2ff07c7adb574e834f12b27d5df3088a4e61e8c73d95cd685c009cf559ff9d.exe 86 PID 4544 wrote to memory of 2168 4544 1a2ff07c7adb574e834f12b27d5df3088a4e61e8c73d95cd685c009cf559ff9d.exe 88 PID 2168 wrote to memory of 4356 2168 cmd.exe 90 PID 3308 wrote to memory of 4116 3308 cmd.exe 91 PID 2168 wrote to memory of 1652 2168 cmd.exe 95
Processes
-
C:\Users\Admin\AppData\Local\Temp\1a2ff07c7adb574e834f12b27d5df3088a4e61e8c73d95cd685c009cf559ff9d.exe"C:\Users\Admin\AppData\Local\Temp\1a2ff07c7adb574e834f12b27d5df3088a4e61e8c73d95cd685c009cf559ff9d.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4544 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "ao859c1" /tr '"C:\Users\Admin\AppData\Roaming\ao859c1.exe"' & exit2⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3308 -
C:\Windows\SysWOW64\schtasks.exeschtasks /create /f /sc onlogon /rl highest /tn "ao859c1" /tr '"C:\Users\Admin\AppData\Roaming\ao859c1.exe"'3⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:4116
-
-
-
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp4496.tmp.bat""2⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2168 -
C:\Windows\SysWOW64\timeout.exetimeout 33⤵
- System Location Discovery: System Language Discovery
- Delays execution with timeout.exe
PID:4356
-
-
C:\Users\Admin\AppData\Roaming\ao859c1.exe"C:\Users\Admin\AppData\Roaming\ao859c1.exe"3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:1652
-
-
-
C:\Users\Admin\AppData\Roaming\ao859c1.exe"C:\Users\Admin\AppData\Roaming\ao859c1.exe"1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:4240
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\tmp4496.tmp.bat
- Size 151B
- SHA256 42f3df37afac5784717765a2eac5a2b7f45fd4636769e68f94b3785d75c27d25
- MD5 7b38467d708531c9cb098ccc94f985b0
- SHA1 9a2afc628d1734f574b17006ed1fe763924dd2da
- SHA512 8c7c4b59baa7fe50d988f7725b715efe66eab655678031b157228d944bde4705812e6175d1e5c04cd3ca2a05bd8963368150ba4c32a214e7882a41689d7d4321
- TLSH T1B2C08C4361CAEA1E2906681312BAD48C91A26C2A3E40AF00830841991281458F0EB241
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Roaming\ao859c1.exe
- Size 45KB
- SHA256 1a2ff07c7adb574e834f12b27d5df3088a4e61e8c73d95cd685c009cf559ff9d
- MD5 351254735a734b7a2318281e95c3433e
- SHA1 5ff4eac4f4ad091136cd34b6515d374e996988f1
- SHA512 58049bc4900387b3117186d5da05ddf0429e1f1f0a967d111e96e4e41659a31a299728561d8b700492e19269b00b10b5e065189cc18e35566a38beaec9c2431b
- SSDEEP 768:0uPrpT/LGKeWUszuAmo2q97Iz/yPqiPIwzjb7agX3iPW7wmFKOjvkVPNyqBDZ8x:0uPrpT/qY24c5w3b5XSPW7mO4Ny0d8x
- TLSH T1D4233B003BE9C12BF2BE4F789DF26145467AF5633A03D58A1CC4118B5713FC69A52AFA
- MD5 SHA1 SHA512 SSDEEP TLSH