Analysis
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max time kernel
36s -
max time network
40s -
platform
windows10-2004_x64 -
resource
win10v2004-20250314-en -
resource tags
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submitted
29/03/2025, 19:53
General
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Target
f5f107be259fa9f45092665ed2c4e11183d3a64c484b0d0ea4675c85f6eae87e.exe
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Size
3.4MB
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MD5
3761617c93f8dbe25b4dd01064d12a59
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SHA1
0ae8278cc4a94c95db2a17f9dcf31a358e2601b2
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SHA256
f5f107be259fa9f45092665ed2c4e11183d3a64c484b0d0ea4675c85f6eae87e
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SHA512
163896e7841f3f4a3db0b432b7af270b2a8642ddd2857d8e44509a55a4fd2f5b7522d2f7084c92c209da375096476f86a1b770e129c528421658725f6bfaa3b6
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SSDEEP
98304:x7Cz7SPhCNQl2ZolSQYwLjyy4fub0/rmPXqGR4YyN:xwMCNQeol+w/yy4fug/edny
Malware Config
Extracted
asyncrat
Venom RAT + HVNC + Stealer + Grabber v6.0.3
test5
92.213.96.141:3389
vmtestingdrei
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delay
11
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install
true
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install_file
COM Surrogate.exe
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install_folder
%AppData%
Signatures
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AsyncRat
AsyncRAT is designed to remotely monitor and control other computers written in C#.
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Asyncrat family
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Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
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Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
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Themida packer 3 IoCs
Detects Themida, an advanced Windows software protection system.
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Checks whether UAC is enabled 1 TTPs 1 IoCs
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Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
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Program crash 1 IoCs
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System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
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Suspicious behavior: EnumeratesProcesses 2 IoCs
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Suspicious use of AdjustPrivilegeToken 43 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\f5f107be259fa9f45092665ed2c4e11183d3a64c484b0d0ea4675c85f6eae87e.exe"C:\Users\Admin\AppData\Local\Temp\f5f107be259fa9f45092665ed2c4e11183d3a64c484b0d0ea4675c85f6eae87e.exe"1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3728 -s 13442⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 3728 -ip 37281⤵
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
9.2MB
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Filesize
4KB
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Filesize
960KB
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Filesize
960KB
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Filesize
960KB
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Filesize
960KB
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Filesize
960KB
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Filesize
960KB
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Filesize
960KB
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Filesize
9.2MB
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Filesize
9.2MB
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Filesize
5.6MB
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Filesize
9.2MB
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Filesize
960KB
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Filesize
4KB
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Filesize
960KB
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Filesize
960KB
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Filesize
960KB
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Filesize
960KB
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Filesize
960KB
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Filesize
408KB
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Filesize
9.2MB
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Filesize
960KB