General
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Target
EPSONResetterPH.exe
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Size
8.8MB
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Sample
230402-bbwqcafb3s
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MD5
7b9e809d18e1d105581ef4757e684e73
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SHA1
57f497aaabc0127d4a9565314130cc358ed78917
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SHA256
82439c65507183d1b2a3bd6ff94cec4bc5c700d100e6c16068d53d0f4c4c8c3e
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SHA512
4df891f7344149dd8d9d1e76358a1d20f0dda502fd8c5171e11e5fa5904c3b3ad8c4bc9d41e0868a8382359b65289c36f01d37850afa573f7b8fbf30e1d3f084
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SSDEEP
196608:/fztI7J+3b5MLdfWjl2zxulDRKydZrB+zrXiK5I:3xvb5cdf6yxulcydZl6iAI
Static task
static1
Behavioral task
behavioral1
Sample
EPSONResetterPH.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
EPSONResetterPH.exe
Resource
win10v2004-20230220-en
Malware Config
Targets
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Target
EPSONResetterPH.exe
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Size
8.8MB
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MD5
7b9e809d18e1d105581ef4757e684e73
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SHA1
57f497aaabc0127d4a9565314130cc358ed78917
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SHA256
82439c65507183d1b2a3bd6ff94cec4bc5c700d100e6c16068d53d0f4c4c8c3e
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SHA512
4df891f7344149dd8d9d1e76358a1d20f0dda502fd8c5171e11e5fa5904c3b3ad8c4bc9d41e0868a8382359b65289c36f01d37850afa573f7b8fbf30e1d3f084
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SSDEEP
196608:/fztI7J+3b5MLdfWjl2zxulDRKydZrB+zrXiK5I:3xvb5cdf6yxulcydZl6iAI
Score9/10-
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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Identifies Wine through registry keys
Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.
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Loads dropped DLL
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Writes to the Master Boot Record (MBR)
Bootkits write to the MBR to gain persistence at a level below the operating system.
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Drops file in System32 directory
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Suspicious use of NtSetInformationThreadHideFromDebugger
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