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General

  • Target

    ead121e4d007085adb42edd61c3328aa728fa2c1d7c78e77ceb64f999f7323e3

  • Size

    4.0MB

  • Sample

    220524-128v2adfap

  • MD5

    128020874e41644b7431278a13dd2635

  • SHA1

    85c877c77e10cf69ec44428e0398eb1e570426d0

  • SHA256

    ead121e4d007085adb42edd61c3328aa728fa2c1d7c78e77ceb64f999f7323e3

  • SHA512

    84055d76dcd1cf28bee65b5d9004e8b92bda0862e2447c7a4023a1abd488e0e1fbcf0d4c28a9a41b8a8b305a7a9adc8b4a6714fbc0a93c1dc58e56214e6737bc

Malware Config

Extracted

Family

oski

C2

ratinonanuere.pw

Targets

    • Target

      ead121e4d007085adb42edd61c3328aa728fa2c1d7c78e77ceb64f999f7323e3

    • Size

      4.0MB

    • MD5

      128020874e41644b7431278a13dd2635

    • SHA1

      85c877c77e10cf69ec44428e0398eb1e570426d0

    • SHA256

      ead121e4d007085adb42edd61c3328aa728fa2c1d7c78e77ceb64f999f7323e3

    • SHA512

      84055d76dcd1cf28bee65b5d9004e8b92bda0862e2447c7a4023a1abd488e0e1fbcf0d4c28a9a41b8a8b305a7a9adc8b4a6714fbc0a93c1dc58e56214e6737bc

    • Oski

      Oski is an infostealer targeting browser data, crypto wallets.

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • VMProtect packed file

      Detects executables packed with VMProtect commercial packer.

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • Checks whether UAC is enabled

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v6

Tasks