Analysis
- max time kernel
58s - max time network
59s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
- submitted
27/04/2026, 19:52
General
- Target 04407e9fe1fe2d19df50a45c54751b4c5203da858e18a64056dbe8eb6b950a7d.exe
- Size 52KB
- Sample260427-ylldpagz3s
- SHA256 04407e9fe1fe2d19df50a45c54751b4c5203da858e18a64056dbe8eb6b950a7d
Malware Config
Extracted
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asyncrat
-
0.5.8
-
Default
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qs88.pics:6606
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qs88.pics:7707
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qs88.pics:8808
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qs88.pics:80
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qs88.pics:8080
-
qs88.pics:443
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qs88.pics:2087
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qs88.pics:2095
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qs88.pics:2096
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qs88.pics:2086
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qs88.pics:2083
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qs88.pics:2082
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qs88.pics:53
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qs888.org:6606
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qs888.org:7707
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qs888.org:8808
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qs888.org:80
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qs888.org:8080
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qs888.org:443
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qs888.org:2087
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ssKpdl9fNLym
-
delay
3
-
install
true
-
install_file
Offic365.exe
-
install_folder
%AppData%
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local_host
127.0.0.1
Signatures
- Family: AsyncRat
AsyncRAT is designed to remotely monitor and control other computers written in C#.
- Async RAT payload 1 IoCs
- Executes dropped EXE 2 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- 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.
- Delays execution with timeout.exe 1 IoCs
- Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Suspicious behavior: EnumeratesProcesses 19 IoCs
- Suspicious use of AdjustPrivilegeToken 3 IoCs
- Suspicious use of WriteProcessMemory 5 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\04407e9fe1fe2d19df50a45c54751b4c5203da858e18a64056dbe8eb6b950a7d.exe"C:\Users\Admin\AppData\Local\Temp\04407e9fe1fe2d19df50a45c54751b4c5203da858e18a64056dbe8eb6b950a7d.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "Offic365" /tr '"C:\Users\Admin\AppData\Roaming\Offic365.exe"' & exit2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\schtasks.exeschtasks /create /f /sc onlogon /rl highest /tn "Offic365" /tr '"C:\Users\Admin\AppData\Roaming\Offic365.exe"'3⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
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-
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp17E8.tmp.bat""2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\timeout.exetimeout 33⤵
- System Location Discovery: System Language Discovery
- Delays execution with timeout.exe
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C:\Users\Admin\AppData\Roaming\Offic365.exe"C:\Users\Admin\AppData\Roaming\Offic365.exe"3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
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-
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C:\Users\Admin\AppData\Roaming\Offic365.exe"C:\Users\Admin\AppData\Roaming\Offic365.exe"1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
tmp17E8.tmp.bat
Offic365.exe
memory/1116-16-0x00000000049F0000-0x00000000049FB000-memory.dmp
memory/1116-15-0x00000000023E0000-0x00000000023F3000-memory.dmp
memory/1116-17-0x0000000004A00000-0x0000000004A0E000-memory.dmp
memory/1380-14-0x00000000052E0000-0x00000000052EE000-memory.dmp
memory/1380-13-0x00000000052D0000-0x00000000052DB000-memory.dmp
memory/1380-12-0x0000000002D00000-0x0000000002D13000-memory.dmp
memory/4896-0-0x0000000000460000-0x0000000000472000-memory.dmp
memory/4896-1-0x0000000004FA0000-0x0000000004FB0000-memory.dmp
memory/4896-2-0x0000000004FB0000-0x000000000504C000-memory.dmp