Analysis
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max time kernel
94s -
max time network
95s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
22/01/2025, 15:42 UTC
Static task
static1
Behavioral task
behavioral1
Sample
2c076e48bff5fb538be86fcfdc8c1657613200cdaa27fa0e8a6f8e46d2aa9589.exe
Resource
win7-20241023-en
Behavioral task
behavioral2
Sample
2c076e48bff5fb538be86fcfdc8c1657613200cdaa27fa0e8a6f8e46d2aa9589.exe
Resource
win10v2004-20241007-en
General
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Target
2c076e48bff5fb538be86fcfdc8c1657613200cdaa27fa0e8a6f8e46d2aa9589.exe
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Size
1.7MB
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MD5
026de52964103c3f11b72d6e321d5971
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SHA1
33c73f71ef01e964ef44a778d0c76f6aadedc1b2
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SHA256
2c076e48bff5fb538be86fcfdc8c1657613200cdaa27fa0e8a6f8e46d2aa9589
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SHA512
32528baaf8472978bb2cda82b5988103fb94555baf22e2c9044ca46e2b193b6e8eb37aeb77f9a2a8557c581767746705d318ea8fb378786ad56b7c33442e55f8
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SSDEEP
49152:tUAG/BeGcy0GOOusWV2N6YYH+BEUqfj2uGkW:tUfe5y9Bfs/+BEUwW
Malware Config
Extracted
stealc
brat
http://185.215.113.206
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url_path
/c4becf79229cb002.php
Signatures
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Stealc family
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Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ 2c076e48bff5fb538be86fcfdc8c1657613200cdaa27fa0e8a6f8e46d2aa9589.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 2c076e48bff5fb538be86fcfdc8c1657613200cdaa27fa0e8a6f8e46d2aa9589.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion 2c076e48bff5fb538be86fcfdc8c1657613200cdaa27fa0e8a6f8e46d2aa9589.exe -
Identifies Wine through registry keys 2 TTPs 1 IoCs
Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\Software\Wine 2c076e48bff5fb538be86fcfdc8c1657613200cdaa27fa0e8a6f8e46d2aa9589.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
pid Process 680 2c076e48bff5fb538be86fcfdc8c1657613200cdaa27fa0e8a6f8e46d2aa9589.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 4756 680 WerFault.exe 82 -
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.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2c076e48bff5fb538be86fcfdc8c1657613200cdaa27fa0e8a6f8e46d2aa9589.exe -
Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 2c076e48bff5fb538be86fcfdc8c1657613200cdaa27fa0e8a6f8e46d2aa9589.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 2c076e48bff5fb538be86fcfdc8c1657613200cdaa27fa0e8a6f8e46d2aa9589.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 680 2c076e48bff5fb538be86fcfdc8c1657613200cdaa27fa0e8a6f8e46d2aa9589.exe 680 2c076e48bff5fb538be86fcfdc8c1657613200cdaa27fa0e8a6f8e46d2aa9589.exe 680 2c076e48bff5fb538be86fcfdc8c1657613200cdaa27fa0e8a6f8e46d2aa9589.exe 680 2c076e48bff5fb538be86fcfdc8c1657613200cdaa27fa0e8a6f8e46d2aa9589.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\2c076e48bff5fb538be86fcfdc8c1657613200cdaa27fa0e8a6f8e46d2aa9589.exe"C:\Users\Admin\AppData\Local\Temp\2c076e48bff5fb538be86fcfdc8c1657613200cdaa27fa0e8a6f8e46d2aa9589.exe"1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
PID:680 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 680 -s 14802⤵
- Program crash
PID:4756
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 680 -ip 6801⤵PID:728
Network
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Remote address:8.8.8.8:53Request209.205.72.20.in-addr.arpaIN PTRResponse
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Remote address:8.8.8.8:53Request172.210.232.199.in-addr.arpaIN PTRResponse
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Remote address:8.8.8.8:53Request218.158.40.23.in-addr.arpaIN PTRResponse218.158.40.23.in-addr.arpaIN PTRa23-40-158-218deploystaticakamaitechnologiescom
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Remote address:8.8.8.8:53Request133.32.126.40.in-addr.arpaIN PTRResponse
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Remote address:8.8.8.8:53Request97.17.167.52.in-addr.arpaIN PTRResponse
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Remote address:8.8.8.8:53Request200.163.202.172.in-addr.arpaIN PTRResponse
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Remote address:8.8.8.8:53Request206.23.85.13.in-addr.arpaIN PTRResponse
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Remote address:8.8.8.8:53Request24.139.73.23.in-addr.arpaIN PTRResponse24.139.73.23.in-addr.arpaIN PTRa23-73-139-24deploystaticakamaitechnologiescom
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Remote address:8.8.8.8:53Request210.156.23.2.in-addr.arpaIN PTRResponse210.156.23.2.in-addr.arpaIN PTRa2-23-156-210deploystaticakamaitechnologiescom
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Remote address:8.8.8.8:53Request11.227.111.52.in-addr.arpaIN PTRResponse
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72 B 158 B 1 1
DNS Request
209.205.72.20.in-addr.arpa
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74 B 128 B 1 1
DNS Request
172.210.232.199.in-addr.arpa
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72 B 137 B 1 1
DNS Request
218.158.40.23.in-addr.arpa
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72 B 158 B 1 1
DNS Request
133.32.126.40.in-addr.arpa
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71 B 145 B 1 1
DNS Request
97.17.167.52.in-addr.arpa
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74 B 160 B 1 1
DNS Request
200.163.202.172.in-addr.arpa
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71 B 145 B 1 1
DNS Request
206.23.85.13.in-addr.arpa
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71 B 135 B 1 1
DNS Request
24.139.73.23.in-addr.arpa
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71 B 135 B 1 1
DNS Request
210.156.23.2.in-addr.arpa
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72 B 158 B 1 1
DNS Request
11.227.111.52.in-addr.arpa