Analysis
- max time kernel
147s - max time network
137s - platform
windows10-2004_x64 - resource
win10v2004-20230831-en - resource tags
- submitted
05/09/2023, 16:42
General
- Target JC_60c0c4040df9a5e3878d5e9647337afa104818bc04b36cbcfc83565dd93aa28c.exe
- Size 63KB
- Sample230905-t74pyahf62
- SHA256 60c0c4040df9a5e3878d5e9647337afa104818bc04b36cbcfc83565dd93aa28c
Malware Config
Extracted
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asyncrat
-
Default
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127.0.0.1:3232
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ΗkH6BييΖAGm比bd斯T
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delay
1
-
install
true
-
install_file
ForniteCheats.exe
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install_folder
%AppData%
Signatures
- AsyncRat
AsyncRAT is designed to remotely monitor and control other computers written in C#.
- Async RAT payload 3 IoCs
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- Executes dropped EXE 1 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Delays execution with timeout.exe 1 IoCs
- Suspicious behavior: EnumeratesProcesses 21 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 10 IoCs
- Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
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C:\Users\Admin\AppData\Local\Temp\JC_60c0c4040df9a5e3878d5e9647337afa104818bc04b36cbcfc83565dd93aa28c.exe"C:\Users\Admin\AppData\Local\Temp\JC_60c0c4040df9a5e3878d5e9647337afa104818bc04b36cbcfc83565dd93aa28c.exe"1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "ForniteCheats" /tr '"C:\Users\Admin\AppData\Roaming\ForniteCheats.exe"' & exit2⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\schtasks.exeschtasks /create /f /sc onlogon /rl highest /tn "ForniteCheats" /tr '"C:\Users\Admin\AppData\Roaming\ForniteCheats.exe"'3⤵
- Creates scheduled task(s)
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-
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp5128.tmp.bat""2⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\timeout.exetimeout 33⤵
- Delays execution with timeout.exe
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C:\Users\Admin\AppData\Roaming\ForniteCheats.exe"C:\Users\Admin\AppData\Roaming\ForniteCheats.exe"3⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
tmp5128.tmp.bat
ForniteCheats.exe
ForniteCheats.exe
memory/4200-7-0x00007FFAB1FB0000-0x00007FFAB21A5000-memory.dmp
memory/4200-8-0x00007FFA940E0000-0x00007FFA94BA1000-memory.dmp
memory/4200-9-0x00007FFAB1FB0000-0x00007FFAB21A5000-memory.dmp
memory/4200-0-0x00000000000D0000-0x00000000000E6000-memory.dmp
memory/4200-2-0x0000000002160000-0x0000000002170000-memory.dmp
memory/4200-1-0x00007FFA940E0000-0x00007FFA94BA1000-memory.dmp
memory/4480-14-0x00007FFA93FB0000-0x00007FFA94A71000-memory.dmp
memory/4480-15-0x000000001B0A0000-0x000000001B0B0000-memory.dmp
memory/4480-16-0x00007FFA93FB0000-0x00007FFA94A71000-memory.dmp
memory/4480-17-0x000000001B0A0000-0x000000001B0B0000-memory.dmp