General
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Target
Setup.exe
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Size
2.3MB
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Sample
230415-tc8emsef62
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MD5
97ea6f4c2e0cfb9770cb7bfdc353c36b
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SHA1
12448c9c25d5c7339bd845d4375d8433bed1a216
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SHA256
07bbf87fab1e4c25921db3c86c52affbf51727522e30baa9353fe7a5979c61f8
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SHA512
f58a568543fc53a2e414ce4928eda5433b903dbdbed931da34c6bc8c9a251f1c2f6b11e6ecbe68c2f6d4917e6ea525019fc8d4d10833a0e88e7f32610da923ac
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SSDEEP
49152:WWHPA8PAq5A1zmwILn0+3+5fYr7N9zm5Cd9z3EBiRKy3mJB:WWvVPA+MKwk09NY7N3d9z3E8RL2B
Behavioral task
behavioral1
Sample
Setup.exe
Resource
win7-20230220-en
Malware Config
Extracted
vidar
3.4
77d3e17ac7e9634fc0dfc5623380697a
https://steamcommunity.com/profiles/76561199494593681
https://t.me/auftriebs
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profile_id_v2
77d3e17ac7e9634fc0dfc5623380697a
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user_agent
Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:105.0) Gecko/20100101 Firefox/105.0
Targets
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Target
Setup.exe
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Size
2.3MB
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MD5
97ea6f4c2e0cfb9770cb7bfdc353c36b
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SHA1
12448c9c25d5c7339bd845d4375d8433bed1a216
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SHA256
07bbf87fab1e4c25921db3c86c52affbf51727522e30baa9353fe7a5979c61f8
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SHA512
f58a568543fc53a2e414ce4928eda5433b903dbdbed931da34c6bc8c9a251f1c2f6b11e6ecbe68c2f6d4917e6ea525019fc8d4d10833a0e88e7f32610da923ac
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SSDEEP
49152:WWHPA8PAq5A1zmwILn0+3+5fYr7N9zm5Cd9z3EBiRKy3mJB:WWvVPA+MKwk09NY7N3d9z3E8RL2B
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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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Loads dropped DLL
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Uses the VBS compiler for execution
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Suspicious use of NtSetInformationThreadHideFromDebugger
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Suspicious use of SetThreadContext
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