General
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Target
vsawx.exe
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Size
3.5MB
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Sample
230620-lvvx9sbc35
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MD5
57860572c76d9e9706d5a0303f732e06
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SHA1
1c961cf589208a2fafa89776ef7867cd90a943ef
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SHA256
7d9fc01649122d115d93c141b327e3b22b20f6290998670d0c068633dfcf3b4a
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SHA512
f71c312cc2717bebfa0116df315745aa90c2f15baa9065abc59049146391bb8f920466f8a5964b6e70a47963121f050b488412f4e8af3086eb6e04312f73cca0
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SSDEEP
49152:DpB2N5pbYWxQBzIwuTwsP5nTz9KfnSUIN6d/oLRIO9MS1MXYr0fL3h:GDbdOIwHETpKfnSp+Q9IfXi4Lx
Static task
static1
Behavioral task
behavioral1
Sample
vsawx.exe
Resource
win7-20230220-en
Malware Config
Extracted
laplas
http://85.192.40.252
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api_key
a8f23fb9332db9a7947580ee498822bfe375b57ad7eb47370c7209509050c298
Targets
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Target
vsawx.exe
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Size
3.5MB
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MD5
57860572c76d9e9706d5a0303f732e06
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SHA1
1c961cf589208a2fafa89776ef7867cd90a943ef
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SHA256
7d9fc01649122d115d93c141b327e3b22b20f6290998670d0c068633dfcf3b4a
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SHA512
f71c312cc2717bebfa0116df315745aa90c2f15baa9065abc59049146391bb8f920466f8a5964b6e70a47963121f050b488412f4e8af3086eb6e04312f73cca0
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SSDEEP
49152:DpB2N5pbYWxQBzIwuTwsP5nTz9KfnSUIN6d/oLRIO9MS1MXYr0fL3h:GDbdOIwHETpKfnSp+Q9IfXi4Lx
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Identifies VirtualBox via ACPI registry values (likely anti-VM)
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Checks BIOS information in registry
BIOS information is often read in order to detect sandboxing environments.
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Executes dropped EXE
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Loads dropped DLL
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Adds Run key to start application
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Suspicious use of NtSetInformationThreadHideFromDebugger
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