General
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Target
Bootstrapper.exe
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Size
800KB
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Sample
241215-rp2rhswrhy
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MD5
02c70d9d6696950c198db93b7f6a835e
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SHA1
30231a467a49cc37768eea0f55f4bea1cbfb48e2
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SHA256
8f2e28588f2303bd8d7a9b0c3ff6a9cb16fa93f8ddc9c5e0666a8c12d6880ee3
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SHA512
431d9b9918553bff4f4a5bc2a5e7b7015f8ad0e2d390bb4d5264d08983372424156524ef5587b24b67d1226856fc630aaca08edc8113097e0094501b4f08efeb
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SSDEEP
12288:qhd8cjaLXVh84wEFkW1mocaBj6WtiRPpptHxQ0z:2ycjar84w5W4ocaBj6y2tHDz
Static task
static1
Malware Config
Targets
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Target
Bootstrapper.exe
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Size
800KB
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MD5
02c70d9d6696950c198db93b7f6a835e
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SHA1
30231a467a49cc37768eea0f55f4bea1cbfb48e2
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SHA256
8f2e28588f2303bd8d7a9b0c3ff6a9cb16fa93f8ddc9c5e0666a8c12d6880ee3
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SHA512
431d9b9918553bff4f4a5bc2a5e7b7015f8ad0e2d390bb4d5264d08983372424156524ef5587b24b67d1226856fc630aaca08edc8113097e0094501b4f08efeb
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SSDEEP
12288:qhd8cjaLXVh84wEFkW1mocaBj6WtiRPpptHxQ0z:2ycjar84w5W4ocaBj6y2tHDz
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Identifies VirtualBox via ACPI registry values (likely anti-VM)
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Downloads MZ/PE file
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A potential corporate email address has been identified in the URL: [email protected]
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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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Unexpected DNS network traffic destination
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
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Blocklisted process makes network request
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Enumerates connected drives
Attempts to read the root path of hard drives other than the default C: drive.
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Legitimate hosting services abused for malware hosting/C2
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Suspicious use of NtSetInformationThreadHideFromDebugger
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MITRE ATT&CK Enterprise v15
Defense Evasion
Subvert Trust Controls
1SIP and Trust Provider Hijacking
1Virtualization/Sandbox Evasion
1Discovery
Browser Information Discovery
1Network Share Discovery
1Peripheral Device Discovery
1Query Registry
4System Information Discovery
6System Location Discovery
1System Language Discovery
1System Network Configuration Discovery
1Internet Connection Discovery
1Virtualization/Sandbox Evasion
1