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Analysis
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max time kernel
292s -
max time network
202s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
29/03/2024, 04:45
Behavioral task
behavioral1
Sample
AppGate2103v01.exe
Resource
win7-20240221-en
General
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Target
AppGate2103v01.exe
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Size
4.3MB
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MD5
858bb0a3b4fa6a54586402e3ee117076
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SHA1
997c31f043347883ea5ed2323a558b6cc5ea9c8e
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SHA256
d97a7fc44bf341b9b2b2e65b46dab4f7d329afe15b4308b5aa56d5bfd7b99d35
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SHA512
e8374b115f056b5d345c9b5f9c42b3d49e0640d7fad869448f686add6e52b783ecc7fd35ee15a67b944843491a91becf5b7c0bd5603eda01042dd2904c1ad8fd
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SSDEEP
98304:n64KjpOZP7Gf8oC4felvJoch5wET9ItRmeFa6vcuEDAm:nBKlSPaMlxocM8+tE6kuEMm
Malware Config
Signatures
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Modifies firewall policy service 2 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\FirewallRules\C:\ = "1" AppGate2103v01.exe -
Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ AppGate2103v01.exe -
Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion AppGate2103v01.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion AppGate2103v01.exe -
resource yara_rule behavioral2/memory/2372-0-0x00007FF706A00000-0x00007FF70750A000-memory.dmp themida behavioral2/memory/2372-6-0x00007FF706A00000-0x00007FF70750A000-memory.dmp themida behavioral2/memory/2372-9-0x00007FF706A00000-0x00007FF70750A000-memory.dmp themida behavioral2/memory/2372-8-0x00007FF706A00000-0x00007FF70750A000-memory.dmp themida behavioral2/memory/2372-10-0x00007FF706A00000-0x00007FF70750A000-memory.dmp themida behavioral2/memory/2372-11-0x00007FF706A00000-0x00007FF70750A000-memory.dmp themida behavioral2/memory/2372-12-0x00007FF706A00000-0x00007FF70750A000-memory.dmp themida behavioral2/memory/2372-13-0x00007FF706A00000-0x00007FF70750A000-memory.dmp themida behavioral2/memory/2372-22-0x00007FF706A00000-0x00007FF70750A000-memory.dmp themida -
description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA AppGate2103v01.exe -
Looks up external IP address via web service 4 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 13 api.myip.com 18 api.myip.com 23 ipinfo.io 24 ipinfo.io -
Drops file in System32 directory 4 IoCs
description ioc Process File created C:\Windows\System32\GroupPolicy\Machine\Registry.pol AppGate2103v01.exe File opened for modification C:\Windows\System32\GroupPolicy\GPT.INI AppGate2103v01.exe File opened for modification C:\Windows\System32\GroupPolicy AppGate2103v01.exe File opened for modification C:\Windows\System32\GroupPolicy\gpt.ini AppGate2103v01.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
pid Process 2372 AppGate2103v01.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\AppGate2103v01.exe"C:\Users\Admin\AppData\Local\Temp\AppGate2103v01.exe"1⤵
- Modifies firewall policy service
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Drops file in System32 directory
- Suspicious use of NtSetInformationThreadHideFromDebugger
PID:2372
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s fhsvc1⤵PID:4204
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -s WPDBusEnum1⤵PID:3720
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
127B
MD58ef9853d1881c5fe4d681bfb31282a01
SHA1a05609065520e4b4e553784c566430ad9736f19f
SHA2569228f13d82c3dc96b957769f6081e5bac53cffca4ffde0ba1e102d9968f184a2
SHA5125ddee931a08cfea5bb9d1c36355d47155a24d617c2a11d08364ffc54e593064011dee4fea8ac5b67029cab515d3071f0ba0422bb76af492a3115272ba8feb005